From dc224a212a4691114d530d77e60e3239732b6f00 Mon Sep 17 00:00:00 2001 From: fchasen Date: Fri, 4 Dec 2015 12:12:15 -0500 Subject: [PATCH] expose ePub, add request, add unarchive/jszip --- dist/epub.js | 309 +++++++++++++++++++++--------------------- dist/epub.js.map | 2 +- examples/spreads.html | 2 +- gulpfile.js | 11 +- package.json | 1 + src/book.js | 1 + src/core.js | 95 +------------ src/epub.js | 28 +--- src/request.js | 94 +++++++++++++ src/unarchive.js | 17 +++ 10 files changed, 284 insertions(+), 276 deletions(-) create mode 100644 src/request.js create mode 100644 src/unarchive.js diff --git a/dist/epub.js b/dist/epub.js index d302006..4eb6fce 100644 --- a/dist/epub.js +++ b/dist/epub.js @@ -1,4 +1,4 @@ -(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o 1) {\n for (var i = 1; i < arguments.length; i++) {\n args[i - 1] = arguments[i];\n }\n }\n queue.push(new Item(fun, args));\n if (queue.length === 1 && !draining) {\n setTimeout(drainQueue, 0);\n }\n};\n\n// v8 likes predictible objects\nfunction Item(fun, array) {\n this.fun = fun;\n this.array = array;\n}\nItem.prototype.run = function () {\n this.fun.apply(null, this.array);\n};\nprocess.title = 'browser';\nprocess.browser = true;\nprocess.env = {};\nprocess.argv = [];\nprocess.version = ''; // empty string to avoid regexp issues\nprocess.versions = {};\n\nfunction noop() {}\n\nprocess.on = noop;\nprocess.addListener = noop;\nprocess.once = noop;\nprocess.off = noop;\nprocess.removeListener = noop;\nprocess.removeAllListeners = noop;\nprocess.emit = noop;\n\nprocess.binding = function (name) {\n throw new Error('process.binding is not supported');\n};\n\nprocess.cwd = function () { return '/' };\nprocess.chdir = function (dir) {\n throw new Error('process.chdir is not supported');\n};\nprocess.umask = function() { return 0; };\n","/*!\n * @overview RSVP - a tiny implementation of Promises/A+.\n * @copyright Copyright (c) 2014 Yehuda Katz, Tom Dale, Stefan Penner and contributors\n * @license Licensed under MIT license\n * See https://raw.githubusercontent.com/tildeio/rsvp.js/master/LICENSE\n * @version 3.0.14\n */\n\n(function() {\n \"use strict\";\n\n function $$rsvp$events$$indexOf(callbacks, callback) {\n for (var i=0, l=callbacks.length; i 1) {\n throw new Error('Second argument not supported');\n }\n if (typeof o !== 'object') {\n throw new TypeError('Argument must be an object');\n }\n $$utils$$F.prototype = o;\n return new $$utils$$F();\n });\n\n var $$instrument$$queue = [];\n\n var $$instrument$$default = function instrument(eventName, promise, child) {\n if (1 === $$instrument$$queue.push({\n name: eventName,\n payload: {\n guid: promise._guidKey + promise._id,\n eventName: eventName,\n detail: promise._result,\n childGuid: child && promise._guidKey + child._id,\n label: promise._label,\n timeStamp: $$utils$$now(),\n stack: new Error(promise._label).stack\n }})) {\n\n setTimeout(function() {\n var entry;\n for (var i = 0; i < $$instrument$$queue.length; i++) {\n entry = $$instrument$$queue[i];\n $$rsvp$config$$config.trigger(entry.name, entry.payload);\n }\n $$instrument$$queue.length = 0;\n }, 50);\n }\n };\n\n function $$$internal$$noop() {}\n var $$$internal$$PENDING = void 0;\n var $$$internal$$FULFILLED = 1;\n var $$$internal$$REJECTED = 2;\n var $$$internal$$GET_THEN_ERROR = new $$$internal$$ErrorObject();\n\n function $$$internal$$getThen(promise) {\n try {\n return promise.then;\n } catch(error) {\n $$$internal$$GET_THEN_ERROR.error = error;\n return $$$internal$$GET_THEN_ERROR;\n }\n }\n\n function $$$internal$$tryThen(then, value, fulfillmentHandler, rejectionHandler) {\n try {\n then.call(value, fulfillmentHandler, rejectionHandler);\n } catch(e) {\n return e;\n }\n }\n\n function $$$internal$$handleForeignThenable(promise, thenable, then) {\n $$rsvp$config$$config.async(function(promise) {\n var sealed = false;\n var error = $$$internal$$tryThen(then, thenable, function(value) {\n if (sealed) { return; }\n sealed = true;\n if (thenable !== value) {\n $$$internal$$resolve(promise, value);\n } else {\n $$$internal$$fulfill(promise, value);\n }\n }, function(reason) {\n if (sealed) { return; }\n sealed = true;\n\n $$$internal$$reject(promise, reason);\n }, 'Settle: ' + (promise._label || ' unknown promise'));\n\n if (!sealed && error) {\n sealed = true;\n $$$internal$$reject(promise, error);\n }\n }, promise);\n }\n\n function $$$internal$$handleOwnThenable(promise, thenable) {\n if (thenable._state === $$$internal$$FULFILLED) {\n $$$internal$$fulfill(promise, thenable._result);\n } else if (promise._state === $$$internal$$REJECTED) {\n $$$internal$$reject(promise, thenable._result);\n } else {\n $$$internal$$subscribe(thenable, undefined, function(value) {\n if (thenable !== value) {\n $$$internal$$resolve(promise, value);\n } else {\n $$$internal$$fulfill(promise, value);\n }\n }, function(reason) {\n $$$internal$$reject(promise, reason);\n });\n }\n }\n\n function $$$internal$$handleMaybeThenable(promise, maybeThenable) {\n if (maybeThenable.constructor === promise.constructor) {\n $$$internal$$handleOwnThenable(promise, maybeThenable);\n } else {\n var then = $$$internal$$getThen(maybeThenable);\n\n if (then === $$$internal$$GET_THEN_ERROR) {\n $$$internal$$reject(promise, $$$internal$$GET_THEN_ERROR.error);\n } else if (then === undefined) {\n $$$internal$$fulfill(promise, maybeThenable);\n } else if ($$utils$$isFunction(then)) {\n $$$internal$$handleForeignThenable(promise, maybeThenable, then);\n } else {\n $$$internal$$fulfill(promise, maybeThenable);\n }\n }\n }\n\n function $$$internal$$resolve(promise, value) {\n if (promise === value) {\n $$$internal$$fulfill(promise, value);\n } else if ($$utils$$objectOrFunction(value)) {\n $$$internal$$handleMaybeThenable(promise, value);\n } else {\n $$$internal$$fulfill(promise, value);\n }\n }\n\n function $$$internal$$publishRejection(promise) {\n if (promise._onerror) {\n promise._onerror(promise._result);\n }\n\n $$$internal$$publish(promise);\n }\n\n function $$$internal$$fulfill(promise, value) {\n if (promise._state !== $$$internal$$PENDING) { return; }\n\n promise._result = value;\n promise._state = $$$internal$$FULFILLED;\n\n if (promise._subscribers.length === 0) {\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default('fulfilled', promise);\n }\n } else {\n $$rsvp$config$$config.async($$$internal$$publish, promise);\n }\n }\n\n function $$$internal$$reject(promise, reason) {\n if (promise._state !== $$$internal$$PENDING) { return; }\n promise._state = $$$internal$$REJECTED;\n promise._result = reason;\n\n $$rsvp$config$$config.async($$$internal$$publishRejection, promise);\n }\n\n function $$$internal$$subscribe(parent, child, onFulfillment, onRejection) {\n var subscribers = parent._subscribers;\n var length = subscribers.length;\n\n parent._onerror = null;\n\n subscribers[length] = child;\n subscribers[length + $$$internal$$FULFILLED] = onFulfillment;\n subscribers[length + $$$internal$$REJECTED] = onRejection;\n\n if (length === 0 && parent._state) {\n $$rsvp$config$$config.async($$$internal$$publish, parent);\n }\n }\n\n function $$$internal$$publish(promise) {\n var subscribers = promise._subscribers;\n var settled = promise._state;\n\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default(settled === $$$internal$$FULFILLED ? 'fulfilled' : 'rejected', promise);\n }\n\n if (subscribers.length === 0) { return; }\n\n var child, callback, detail = promise._result;\n\n for (var i = 0; i < subscribers.length; i += 3) {\n child = subscribers[i];\n callback = subscribers[i + settled];\n\n if (child) {\n $$$internal$$invokeCallback(settled, child, callback, detail);\n } else {\n callback(detail);\n }\n }\n\n promise._subscribers.length = 0;\n }\n\n function $$$internal$$ErrorObject() {\n this.error = null;\n }\n\n var $$$internal$$TRY_CATCH_ERROR = new $$$internal$$ErrorObject();\n\n function $$$internal$$tryCatch(callback, detail) {\n try {\n return callback(detail);\n } catch(e) {\n $$$internal$$TRY_CATCH_ERROR.error = e;\n return $$$internal$$TRY_CATCH_ERROR;\n }\n }\n\n function $$$internal$$invokeCallback(settled, promise, callback, detail) {\n var hasCallback = $$utils$$isFunction(callback),\n value, error, succeeded, failed;\n\n if (hasCallback) {\n value = $$$internal$$tryCatch(callback, detail);\n\n if (value === $$$internal$$TRY_CATCH_ERROR) {\n failed = true;\n error = value.error;\n value = null;\n } else {\n succeeded = true;\n }\n\n if (promise === value) {\n $$$internal$$reject(promise, new TypeError('A promises callback cannot return that same promise.'));\n return;\n }\n\n } else {\n value = detail;\n succeeded = true;\n }\n\n if (promise._state !== $$$internal$$PENDING) {\n // noop\n } else if (hasCallback && succeeded) {\n $$$internal$$resolve(promise, value);\n } else if (failed) {\n $$$internal$$reject(promise, error);\n } else if (settled === $$$internal$$FULFILLED) {\n $$$internal$$fulfill(promise, value);\n } else if (settled === $$$internal$$REJECTED) {\n $$$internal$$reject(promise, value);\n }\n }\n\n function $$$internal$$initializePromise(promise, resolver) {\n try {\n resolver(function resolvePromise(value){\n $$$internal$$resolve(promise, value);\n }, function rejectPromise(reason) {\n $$$internal$$reject(promise, reason);\n });\n } catch(e) {\n $$$internal$$reject(promise, e);\n }\n }\n\n function $$enumerator$$makeSettledResult(state, position, value) {\n if (state === $$$internal$$FULFILLED) {\n return {\n state: 'fulfilled',\n value: value\n };\n } else {\n return {\n state: 'rejected',\n reason: value\n };\n }\n }\n\n function $$enumerator$$Enumerator(Constructor, input, abortOnReject, label) {\n this._instanceConstructor = Constructor;\n this.promise = new Constructor($$$internal$$noop, label);\n this._abortOnReject = abortOnReject;\n\n if (this._validateInput(input)) {\n this._input = input;\n this.length = input.length;\n this._remaining = input.length;\n\n this._init();\n\n if (this.length === 0) {\n $$$internal$$fulfill(this.promise, this._result);\n } else {\n this.length = this.length || 0;\n this._enumerate();\n if (this._remaining === 0) {\n $$$internal$$fulfill(this.promise, this._result);\n }\n }\n } else {\n $$$internal$$reject(this.promise, this._validationError());\n }\n }\n\n $$enumerator$$Enumerator.prototype._validateInput = function(input) {\n return $$utils$$isArray(input);\n };\n\n $$enumerator$$Enumerator.prototype._validationError = function() {\n return new Error('Array Methods must be provided an Array');\n };\n\n $$enumerator$$Enumerator.prototype._init = function() {\n this._result = new Array(this.length);\n };\n\n var $$enumerator$$default = $$enumerator$$Enumerator;\n\n $$enumerator$$Enumerator.prototype._enumerate = function() {\n var length = this.length;\n var promise = this.promise;\n var input = this._input;\n\n for (var i = 0; promise._state === $$$internal$$PENDING && i < length; i++) {\n this._eachEntry(input[i], i);\n }\n };\n\n $$enumerator$$Enumerator.prototype._eachEntry = function(entry, i) {\n var c = this._instanceConstructor;\n if ($$utils$$isMaybeThenable(entry)) {\n if (entry.constructor === c && entry._state !== $$$internal$$PENDING) {\n entry._onerror = null;\n this._settledAt(entry._state, i, entry._result);\n } else {\n this._willSettleAt(c.resolve(entry), i);\n }\n } else {\n this._remaining--;\n this._result[i] = this._makeResult($$$internal$$FULFILLED, i, entry);\n }\n };\n\n $$enumerator$$Enumerator.prototype._settledAt = function(state, i, value) {\n var promise = this.promise;\n\n if (promise._state === $$$internal$$PENDING) {\n this._remaining--;\n\n if (this._abortOnReject && state === $$$internal$$REJECTED) {\n $$$internal$$reject(promise, value);\n } else {\n this._result[i] = this._makeResult(state, i, value);\n }\n }\n\n if (this._remaining === 0) {\n $$$internal$$fulfill(promise, this._result);\n }\n };\n\n $$enumerator$$Enumerator.prototype._makeResult = function(state, i, value) {\n return value;\n };\n\n $$enumerator$$Enumerator.prototype._willSettleAt = function(promise, i) {\n var enumerator = this;\n\n $$$internal$$subscribe(promise, undefined, function(value) {\n enumerator._settledAt($$$internal$$FULFILLED, i, value);\n }, function(reason) {\n enumerator._settledAt($$$internal$$REJECTED, i, reason);\n });\n };\n\n var $$promise$all$$default = function all(entries, label) {\n return new $$enumerator$$default(this, entries, true /* abort on reject */, label).promise;\n };\n\n var $$promise$race$$default = function race(entries, label) {\n /*jshint validthis:true */\n var Constructor = this;\n\n var promise = new Constructor($$$internal$$noop, label);\n\n if (!$$utils$$isArray(entries)) {\n $$$internal$$reject(promise, new TypeError('You must pass an array to race.'));\n return promise;\n }\n\n var length = entries.length;\n\n function onFulfillment(value) {\n $$$internal$$resolve(promise, value);\n }\n\n function onRejection(reason) {\n $$$internal$$reject(promise, reason);\n }\n\n for (var i = 0; promise._state === $$$internal$$PENDING && i < length; i++) {\n $$$internal$$subscribe(Constructor.resolve(entries[i]), undefined, onFulfillment, onRejection);\n }\n\n return promise;\n };\n\n var $$promise$resolve$$default = function resolve(object, label) {\n /*jshint validthis:true */\n var Constructor = this;\n\n if (object && typeof object === 'object' && object.constructor === Constructor) {\n return object;\n }\n\n var promise = new Constructor($$$internal$$noop, label);\n $$$internal$$resolve(promise, object);\n return promise;\n };\n\n var $$promise$reject$$default = function reject(reason, label) {\n /*jshint validthis:true */\n var Constructor = this;\n var promise = new Constructor($$$internal$$noop, label);\n $$$internal$$reject(promise, reason);\n return promise;\n };\n\n var $$rsvp$promise$$guidKey = 'rsvp_' + $$utils$$now() + '-';\n var $$rsvp$promise$$counter = 0;\n\n function $$rsvp$promise$$needsResolver() {\n throw new TypeError('You must pass a resolver function as the first argument to the promise constructor');\n }\n\n function $$rsvp$promise$$needsNew() {\n throw new TypeError(\"Failed to construct 'Promise': Please use the 'new' operator, this object constructor cannot be called as a function.\");\n }\n\n var $$rsvp$promise$$default = $$rsvp$promise$$Promise;\n\n /**\n Promise objects represent the eventual result of an asynchronous operation. The\n primary way of interacting with a promise is through its `then` method, which\n registers callbacks to receive either a promise’s eventual value or the reason\n why the promise cannot be fulfilled.\n\n Terminology\n -----------\n\n - `promise` is an object or function with a `then` method whose behavior conforms to this specification.\n - `thenable` is an object or function that defines a `then` method.\n - `value` is any legal JavaScript value (including undefined, a thenable, or a promise).\n - `exception` is a value that is thrown using the throw statement.\n - `reason` is a value that indicates why a promise was rejected.\n - `settled` the final resting state of a promise, fulfilled or rejected.\n\n A promise can be in one of three states: pending, fulfilled, or rejected.\n\n Promises that are fulfilled have a fulfillment value and are in the fulfilled\n state. Promises that are rejected have a rejection reason and are in the\n rejected state. A fulfillment value is never a thenable.\n\n Promises can also be said to *resolve* a value. If this value is also a\n promise, then the original promise's settled state will match the value's\n settled state. So a promise that *resolves* a promise that rejects will\n itself reject, and a promise that *resolves* a promise that fulfills will\n itself fulfill.\n\n\n Basic Usage:\n ------------\n\n ```js\n var promise = new Promise(function(resolve, reject) {\n // on success\n resolve(value);\n\n // on failure\n reject(reason);\n });\n\n promise.then(function(value) {\n // on fulfillment\n }, function(reason) {\n // on rejection\n });\n ```\n\n Advanced Usage:\n ---------------\n\n Promises shine when abstracting away asynchronous interactions such as\n `XMLHttpRequest`s.\n\n ```js\n function getJSON(url) {\n return new Promise(function(resolve, reject){\n var xhr = new XMLHttpRequest();\n\n xhr.open('GET', url);\n xhr.onreadystatechange = handler;\n xhr.responseType = 'json';\n xhr.setRequestHeader('Accept', 'application/json');\n xhr.send();\n\n function handler() {\n if (this.readyState === this.DONE) {\n if (this.status === 200) {\n resolve(this.response);\n } else {\n reject(new Error('getJSON: `' + url + '` failed with status: [' + this.status + ']'));\n }\n }\n };\n });\n }\n\n getJSON('/posts.json').then(function(json) {\n // on fulfillment\n }, function(reason) {\n // on rejection\n });\n ```\n\n Unlike callbacks, promises are great composable primitives.\n\n ```js\n Promise.all([\n getJSON('/posts'),\n getJSON('/comments')\n ]).then(function(values){\n values[0] // => postsJSON\n values[1] // => commentsJSON\n\n return values;\n });\n ```\n\n @class RSVP.Promise\n @param {function} resolver\n @param {String} label optional string for labeling the promise.\n Useful for tooling.\n @constructor\n */\n function $$rsvp$promise$$Promise(resolver, label) {\n this._id = $$rsvp$promise$$counter++;\n this._label = label;\n this._state = undefined;\n this._result = undefined;\n this._subscribers = [];\n\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default('created', this);\n }\n\n if ($$$internal$$noop !== resolver) {\n if (!$$utils$$isFunction(resolver)) {\n $$rsvp$promise$$needsResolver();\n }\n\n if (!(this instanceof $$rsvp$promise$$Promise)) {\n $$rsvp$promise$$needsNew();\n }\n\n $$$internal$$initializePromise(this, resolver);\n }\n }\n\n // deprecated\n $$rsvp$promise$$Promise.cast = $$promise$resolve$$default;\n\n $$rsvp$promise$$Promise.all = $$promise$all$$default;\n $$rsvp$promise$$Promise.race = $$promise$race$$default;\n $$rsvp$promise$$Promise.resolve = $$promise$resolve$$default;\n $$rsvp$promise$$Promise.reject = $$promise$reject$$default;\n\n $$rsvp$promise$$Promise.prototype = {\n constructor: $$rsvp$promise$$Promise,\n\n _guidKey: $$rsvp$promise$$guidKey,\n\n _onerror: function (reason) {\n $$rsvp$config$$config.trigger('error', reason);\n },\n\n /**\n The primary way of interacting with a promise is through its `then` method,\n which registers callbacks to receive either a promise's eventual value or the\n reason why the promise cannot be fulfilled.\n\n ```js\n findUser().then(function(user){\n // user is available\n }, function(reason){\n // user is unavailable, and you are given the reason why\n });\n ```\n\n Chaining\n --------\n\n The return value of `then` is itself a promise. This second, 'downstream'\n promise is resolved with the return value of the first promise's fulfillment\n or rejection handler, or rejected if the handler throws an exception.\n\n ```js\n findUser().then(function (user) {\n return user.name;\n }, function (reason) {\n return 'default name';\n }).then(function (userName) {\n // If `findUser` fulfilled, `userName` will be the user's name, otherwise it\n // will be `'default name'`\n });\n\n findUser().then(function (user) {\n throw new Error('Found user, but still unhappy');\n }, function (reason) {\n throw new Error('`findUser` rejected and we're unhappy');\n }).then(function (value) {\n // never reached\n }, function (reason) {\n // if `findUser` fulfilled, `reason` will be 'Found user, but still unhappy'.\n // If `findUser` rejected, `reason` will be '`findUser` rejected and we're unhappy'.\n });\n ```\n If the downstream promise does not specify a rejection handler, rejection reasons will be propagated further downstream.\n\n ```js\n findUser().then(function (user) {\n throw new PedagogicalException('Upstream error');\n }).then(function (value) {\n // never reached\n }).then(function (value) {\n // never reached\n }, function (reason) {\n // The `PedgagocialException` is propagated all the way down to here\n });\n ```\n\n Assimilation\n ------------\n\n Sometimes the value you want to propagate to a downstream promise can only be\n retrieved asynchronously. This can be achieved by returning a promise in the\n fulfillment or rejection handler. The downstream promise will then be pending\n until the returned promise is settled. This is called *assimilation*.\n\n ```js\n findUser().then(function (user) {\n return findCommentsByAuthor(user);\n }).then(function (comments) {\n // The user's comments are now available\n });\n ```\n\n If the assimliated promise rejects, then the downstream promise will also reject.\n\n ```js\n findUser().then(function (user) {\n return findCommentsByAuthor(user);\n }).then(function (comments) {\n // If `findCommentsByAuthor` fulfills, we'll have the value here\n }, function (reason) {\n // If `findCommentsByAuthor` rejects, we'll have the reason here\n });\n ```\n\n Simple Example\n --------------\n\n Synchronous Example\n\n ```javascript\n var result;\n\n try {\n result = findResult();\n // success\n } catch(reason) {\n // failure\n }\n ```\n\n Errback Example\n\n ```js\n findResult(function(result, err){\n if (err) {\n // failure\n } else {\n // success\n }\n });\n ```\n\n Promise Example;\n\n ```javascript\n findResult().then(function(result){\n // success\n }, function(reason){\n // failure\n });\n ```\n\n Advanced Example\n --------------\n\n Synchronous Example\n\n ```javascript\n var author, books;\n\n try {\n author = findAuthor();\n books = findBooksByAuthor(author);\n // success\n } catch(reason) {\n // failure\n }\n ```\n\n Errback Example\n\n ```js\n\n function foundBooks(books) {\n\n }\n\n function failure(reason) {\n\n }\n\n findAuthor(function(author, err){\n if (err) {\n failure(err);\n // failure\n } else {\n try {\n findBoooksByAuthor(author, function(books, err) {\n if (err) {\n failure(err);\n } else {\n try {\n foundBooks(books);\n } catch(reason) {\n failure(reason);\n }\n }\n });\n } catch(error) {\n failure(err);\n }\n // success\n }\n });\n ```\n\n Promise Example;\n\n ```javascript\n findAuthor().\n then(findBooksByAuthor).\n then(function(books){\n // found books\n }).catch(function(reason){\n // something went wrong\n });\n ```\n\n @method then\n @param {Function} onFulfilled\n @param {Function} onRejected\n @param {String} label optional string for labeling the promise.\n Useful for tooling.\n @return {Promise}\n */\n then: function(onFulfillment, onRejection, label) {\n var parent = this;\n var state = parent._state;\n\n if (state === $$$internal$$FULFILLED && !onFulfillment || state === $$$internal$$REJECTED && !onRejection) {\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default('chained', this, this);\n }\n return this;\n }\n\n parent._onerror = null;\n\n var child = new this.constructor($$$internal$$noop, label);\n var result = parent._result;\n\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default('chained', parent, child);\n }\n\n if (state) {\n var callback = arguments[state - 1];\n $$rsvp$config$$config.async(function(){\n $$$internal$$invokeCallback(state, child, callback, result);\n });\n } else {\n $$$internal$$subscribe(parent, child, onFulfillment, onRejection);\n }\n\n return child;\n },\n\n /**\n `catch` is simply sugar for `then(undefined, onRejection)` which makes it the same\n as the catch block of a try/catch statement.\n\n ```js\n function findAuthor(){\n throw new Error('couldn't find that author');\n }\n\n // synchronous\n try {\n findAuthor();\n } catch(reason) {\n // something went wrong\n }\n\n // async with promises\n findAuthor().catch(function(reason){\n // something went wrong\n });\n ```\n\n @method catch\n @param {Function} onRejection\n @param {String} label optional string for labeling the promise.\n Useful for tooling.\n @return {Promise}\n */\n 'catch': function(onRejection, label) {\n return this.then(null, onRejection, label);\n },\n\n /**\n `finally` will be invoked regardless of the promise's fate just as native\n try/catch/finally behaves\n\n Synchronous example:\n\n ```js\n findAuthor() {\n if (Math.random() > 0.5) {\n throw new Error();\n }\n return new Author();\n }\n\n try {\n return findAuthor(); // succeed or fail\n } catch(error) {\n return findOtherAuther();\n } finally {\n // always runs\n // doesn't affect the return value\n }\n ```\n\n Asynchronous example:\n\n ```js\n findAuthor().catch(function(reason){\n return findOtherAuther();\n }).finally(function(){\n // author was either found, or not\n });\n ```\n\n @method finally\n @param {Function} callback\n @param {String} label optional string for labeling the promise.\n Useful for tooling.\n @return {Promise}\n */\n 'finally': function(callback, label) {\n var constructor = this.constructor;\n\n return this.then(function(value) {\n return constructor.resolve(callback()).then(function(){\n return value;\n });\n }, function(reason) {\n return constructor.resolve(callback()).then(function(){\n throw reason;\n });\n }, label);\n }\n };\n\n function $$rsvp$node$$Result() {\n this.value = undefined;\n }\n\n var $$rsvp$node$$ERROR = new $$rsvp$node$$Result();\n var $$rsvp$node$$GET_THEN_ERROR = new $$rsvp$node$$Result();\n\n function $$rsvp$node$$getThen(obj) {\n try {\n return obj.then;\n } catch(error) {\n $$rsvp$node$$ERROR.value= error;\n return $$rsvp$node$$ERROR;\n }\n }\n\n function $$rsvp$node$$tryApply(f, s, a) {\n try {\n f.apply(s, a);\n } catch(error) {\n $$rsvp$node$$ERROR.value = error;\n return $$rsvp$node$$ERROR;\n }\n }\n\n function $$rsvp$node$$makeObject(_, argumentNames) {\n var obj = {};\n var name;\n var i;\n var length = _.length;\n var args = new Array(length);\n\n for (var x = 0; x < length; x++) {\n args[x] = _[x];\n }\n\n for (i = 0; i < argumentNames.length; i++) {\n name = argumentNames[i];\n obj[name] = args[i + 1];\n }\n\n return obj;\n }\n\n function $$rsvp$node$$arrayResult(_) {\n var length = _.length;\n var args = new Array(length - 1);\n\n for (var i = 1; i < length; i++) {\n args[i - 1] = _[i];\n }\n\n return args;\n }\n\n function $$rsvp$node$$wrapThenable(then, promise) {\n return {\n then: function(onFulFillment, onRejection) {\n return then.call(promise, onFulFillment, onRejection);\n }\n };\n }\n\n var $$rsvp$node$$default = function denodeify(nodeFunc, options) {\n var fn = function() {\n var self = this;\n var l = arguments.length;\n var args = new Array(l + 1);\n var arg;\n var promiseInput = false;\n\n for (var i = 0; i < l; ++i) {\n arg = arguments[i];\n\n if (!promiseInput) {\n // TODO: clean this up\n promiseInput = $$rsvp$node$$needsPromiseInput(arg);\n if (promiseInput === $$rsvp$node$$GET_THEN_ERROR) {\n var p = new $$rsvp$promise$$default($$$internal$$noop);\n $$$internal$$reject(p, $$rsvp$node$$GET_THEN_ERROR.value);\n return p;\n } else if (promiseInput && promiseInput !== true) {\n arg = $$rsvp$node$$wrapThenable(promiseInput, arg);\n }\n }\n args[i] = arg;\n }\n\n var promise = new $$rsvp$promise$$default($$$internal$$noop);\n\n args[l] = function(err, val) {\n if (err)\n $$$internal$$reject(promise, err);\n else if (options === undefined)\n $$$internal$$resolve(promise, val);\n else if (options === true)\n $$$internal$$resolve(promise, $$rsvp$node$$arrayResult(arguments));\n else if ($$utils$$isArray(options))\n $$$internal$$resolve(promise, $$rsvp$node$$makeObject(arguments, options));\n else\n $$$internal$$resolve(promise, val);\n };\n\n if (promiseInput) {\n return $$rsvp$node$$handlePromiseInput(promise, args, nodeFunc, self);\n } else {\n return $$rsvp$node$$handleValueInput(promise, args, nodeFunc, self);\n }\n };\n\n fn.__proto__ = nodeFunc;\n\n return fn;\n };\n\n function $$rsvp$node$$handleValueInput(promise, args, nodeFunc, self) {\n var result = $$rsvp$node$$tryApply(nodeFunc, self, args);\n if (result === $$rsvp$node$$ERROR) {\n $$$internal$$reject(promise, result.value);\n }\n return promise;\n }\n\n function $$rsvp$node$$handlePromiseInput(promise, args, nodeFunc, self){\n return $$rsvp$promise$$default.all(args).then(function(args){\n var result = $$rsvp$node$$tryApply(nodeFunc, self, args);\n if (result === $$rsvp$node$$ERROR) {\n $$$internal$$reject(promise, result.value);\n }\n return promise;\n });\n }\n\n function $$rsvp$node$$needsPromiseInput(arg) {\n if (arg && typeof arg === 'object') {\n if (arg.constructor === $$rsvp$promise$$default) {\n return true;\n } else {\n return $$rsvp$node$$getThen(arg);\n }\n } else {\n return false;\n }\n }\n\n var $$rsvp$all$$default = function all(array, label) {\n return $$rsvp$promise$$default.all(array, label);\n };\n\n function $$rsvp$all$settled$$AllSettled(Constructor, entries, label) {\n this._superConstructor(Constructor, entries, false /* don't abort on reject */, label);\n }\n\n $$rsvp$all$settled$$AllSettled.prototype = $$utils$$o_create($$enumerator$$default.prototype);\n $$rsvp$all$settled$$AllSettled.prototype._superConstructor = $$enumerator$$default;\n $$rsvp$all$settled$$AllSettled.prototype._makeResult = $$enumerator$$makeSettledResult;\n\n $$rsvp$all$settled$$AllSettled.prototype._validationError = function() {\n return new Error('allSettled must be called with an array');\n };\n\n var $$rsvp$all$settled$$default = function allSettled(entries, label) {\n return new $$rsvp$all$settled$$AllSettled($$rsvp$promise$$default, entries, label).promise;\n };\n\n var $$rsvp$race$$default = function race(array, label) {\n return $$rsvp$promise$$default.race(array, label);\n };\n\n function $$promise$hash$$PromiseHash(Constructor, object, label) {\n this._superConstructor(Constructor, object, true, label);\n }\n\n var $$promise$hash$$default = $$promise$hash$$PromiseHash;\n $$promise$hash$$PromiseHash.prototype = $$utils$$o_create($$enumerator$$default.prototype);\n $$promise$hash$$PromiseHash.prototype._superConstructor = $$enumerator$$default;\n\n $$promise$hash$$PromiseHash.prototype._init = function() {\n this._result = {};\n };\n\n $$promise$hash$$PromiseHash.prototype._validateInput = function(input) {\n return input && typeof input === 'object';\n };\n\n $$promise$hash$$PromiseHash.prototype._validationError = function() {\n return new Error('Promise.hash must be called with an object');\n };\n\n $$promise$hash$$PromiseHash.prototype._enumerate = function() {\n var promise = this.promise;\n var input = this._input;\n var results = [];\n\n for (var key in input) {\n if (promise._state === $$$internal$$PENDING && input.hasOwnProperty(key)) {\n results.push({\n position: key,\n entry: input[key]\n });\n }\n }\n\n var length = results.length;\n this._remaining = length;\n var result;\n\n for (var i = 0; promise._state === $$$internal$$PENDING && i < length; i++) {\n result = results[i];\n this._eachEntry(result.entry, result.position);\n }\n };\n\n var $$rsvp$hash$$default = function hash(object, label) {\n return new $$promise$hash$$default($$rsvp$promise$$default, object, label).promise;\n };\n\n function $$rsvp$hash$settled$$HashSettled(Constructor, object, label) {\n this._superConstructor(Constructor, object, false, label);\n }\n\n $$rsvp$hash$settled$$HashSettled.prototype = $$utils$$o_create($$promise$hash$$default.prototype);\n $$rsvp$hash$settled$$HashSettled.prototype._superConstructor = $$enumerator$$default;\n $$rsvp$hash$settled$$HashSettled.prototype._makeResult = $$enumerator$$makeSettledResult;\n\n $$rsvp$hash$settled$$HashSettled.prototype._validationError = function() {\n return new Error('hashSettled must be called with an object');\n };\n\n var $$rsvp$hash$settled$$default = function hashSettled(object, label) {\n return new $$rsvp$hash$settled$$HashSettled($$rsvp$promise$$default, object, label).promise;\n };\n\n var $$rsvp$rethrow$$default = function rethrow(reason) {\n setTimeout(function() {\n throw reason;\n });\n throw reason;\n };\n\n var $$rsvp$defer$$default = function defer(label) {\n var deferred = { };\n\n deferred.promise = new $$rsvp$promise$$default(function(resolve, reject) {\n deferred.resolve = resolve;\n deferred.reject = reject;\n }, label);\n\n return deferred;\n };\n\n var $$rsvp$map$$default = function map(promises, mapFn, label) {\n return $$rsvp$promise$$default.all(promises, label).then(function(values) {\n if (!$$utils$$isFunction(mapFn)) {\n throw new TypeError(\"You must pass a function as map's second argument.\");\n }\n\n var length = values.length;\n var results = new Array(length);\n\n for (var i = 0; i < length; i++) {\n results[i] = mapFn(values[i]);\n }\n\n return $$rsvp$promise$$default.all(results, label);\n });\n };\n\n var $$rsvp$resolve$$default = function resolve(value, label) {\n return $$rsvp$promise$$default.resolve(value, label);\n };\n\n var $$rsvp$reject$$default = function reject(reason, label) {\n return $$rsvp$promise$$default.reject(reason, label);\n };\n\n var $$rsvp$filter$$default = function filter(promises, filterFn, label) {\n return $$rsvp$promise$$default.all(promises, label).then(function(values) {\n if (!$$utils$$isFunction(filterFn)) {\n throw new TypeError(\"You must pass a function as filter's second argument.\");\n }\n\n var length = values.length;\n var filtered = new Array(length);\n\n for (var i = 0; i < length; i++) {\n filtered[i] = filterFn(values[i]);\n }\n\n return $$rsvp$promise$$default.all(filtered, label).then(function(filtered) {\n var results = new Array(length);\n var newLength = 0;\n\n for (var i = 0; i < length; i++) {\n if (filtered[i]) {\n results[newLength] = values[i];\n newLength++;\n }\n }\n\n results.length = newLength;\n\n return results;\n });\n });\n };\n\n var $$rsvp$asap$$len = 0;\n\n var $$rsvp$asap$$default = function asap(callback, arg) {\n $$rsvp$asap$$queue[$$rsvp$asap$$len] = callback;\n $$rsvp$asap$$queue[$$rsvp$asap$$len + 1] = arg;\n $$rsvp$asap$$len += 2;\n if ($$rsvp$asap$$len === 2) {\n // If len is 1, that means that we need to schedule an async flush.\n // If additional callbacks are queued before the queue is flushed, they\n // will be processed by this flush that we are scheduling.\n $$rsvp$asap$$scheduleFlush();\n }\n };\n\n var $$rsvp$asap$$browserGlobal = (typeof window !== 'undefined') ? window : {};\n var $$rsvp$asap$$BrowserMutationObserver = $$rsvp$asap$$browserGlobal.MutationObserver || $$rsvp$asap$$browserGlobal.WebKitMutationObserver;\n\n // test for web worker but not in IE10\n var $$rsvp$asap$$isWorker = typeof Uint8ClampedArray !== 'undefined' &&\n typeof importScripts !== 'undefined' &&\n typeof MessageChannel !== 'undefined';\n\n // node\n function $$rsvp$asap$$useNextTick() {\n return function() {\n process.nextTick($$rsvp$asap$$flush);\n };\n }\n\n function $$rsvp$asap$$useMutationObserver() {\n var iterations = 0;\n var observer = new $$rsvp$asap$$BrowserMutationObserver($$rsvp$asap$$flush);\n var node = document.createTextNode('');\n observer.observe(node, { characterData: true });\n\n return function() {\n node.data = (iterations = ++iterations % 2);\n };\n }\n\n // web worker\n function $$rsvp$asap$$useMessageChannel() {\n var channel = new MessageChannel();\n channel.port1.onmessage = $$rsvp$asap$$flush;\n return function () {\n channel.port2.postMessage(0);\n };\n }\n\n function $$rsvp$asap$$useSetTimeout() {\n return function() {\n setTimeout($$rsvp$asap$$flush, 1);\n };\n }\n\n var $$rsvp$asap$$queue = new Array(1000);\n\n function $$rsvp$asap$$flush() {\n for (var i = 0; i < $$rsvp$asap$$len; i+=2) {\n var callback = $$rsvp$asap$$queue[i];\n var arg = $$rsvp$asap$$queue[i+1];\n\n callback(arg);\n\n $$rsvp$asap$$queue[i] = undefined;\n $$rsvp$asap$$queue[i+1] = undefined;\n }\n\n $$rsvp$asap$$len = 0;\n }\n\n var $$rsvp$asap$$scheduleFlush;\n\n // Decide what async method to use to triggering processing of queued callbacks:\n if (typeof process !== 'undefined' && {}.toString.call(process) === '[object process]') {\n $$rsvp$asap$$scheduleFlush = $$rsvp$asap$$useNextTick();\n } else if ($$rsvp$asap$$BrowserMutationObserver) {\n $$rsvp$asap$$scheduleFlush = $$rsvp$asap$$useMutationObserver();\n } else if ($$rsvp$asap$$isWorker) {\n $$rsvp$asap$$scheduleFlush = $$rsvp$asap$$useMessageChannel();\n } else {\n $$rsvp$asap$$scheduleFlush = $$rsvp$asap$$useSetTimeout();\n }\n\n // default async is asap;\n $$rsvp$config$$config.async = $$rsvp$asap$$default;\n\n var $$rsvp$$cast = $$rsvp$resolve$$default;\n\n function $$rsvp$$async(callback, arg) {\n $$rsvp$config$$config.async(callback, arg);\n }\n\n function $$rsvp$$on() {\n $$rsvp$config$$config.on.apply($$rsvp$config$$config, arguments);\n }\n\n function $$rsvp$$off() {\n $$rsvp$config$$config.off.apply($$rsvp$config$$config, arguments);\n }\n\n // Set up instrumentation through `window.__PROMISE_INTRUMENTATION__`\n if (typeof window !== 'undefined' && typeof window['__PROMISE_INSTRUMENTATION__'] === 'object') {\n var $$rsvp$$callbacks = window['__PROMISE_INSTRUMENTATION__'];\n $$rsvp$config$$configure('instrument', true);\n for (var $$rsvp$$eventName in $$rsvp$$callbacks) {\n if ($$rsvp$$callbacks.hasOwnProperty($$rsvp$$eventName)) {\n $$rsvp$$on($$rsvp$$eventName, $$rsvp$$callbacks[$$rsvp$$eventName]);\n }\n }\n }\n\n var rsvp$umd$$RSVP = {\n 'race': $$rsvp$race$$default,\n 'Promise': $$rsvp$promise$$default,\n 'allSettled': $$rsvp$all$settled$$default,\n 'hash': $$rsvp$hash$$default,\n 'hashSettled': $$rsvp$hash$settled$$default,\n 'denodeify': $$rsvp$node$$default,\n 'on': $$rsvp$$on,\n 'off': $$rsvp$$off,\n 'map': $$rsvp$map$$default,\n 'filter': $$rsvp$filter$$default,\n 'resolve': $$rsvp$resolve$$default,\n 'reject': $$rsvp$reject$$default,\n 'all': $$rsvp$all$$default,\n 'rethrow': $$rsvp$rethrow$$default,\n 'defer': $$rsvp$defer$$default,\n 'EventTarget': $$rsvp$events$$default,\n 'configure': $$rsvp$config$$configure,\n 'async': $$rsvp$$async\n };\n\n /* global define:true module:true window: true */\n if (typeof define === 'function' && define.amd) {\n define(function() { return rsvp$umd$$RSVP; });\n } else if (typeof module !== 'undefined' && module.exports) {\n module.exports = rsvp$umd$$RSVP;\n } else if (typeof this !== 'undefined') {\n this['RSVP'] = rsvp$umd$$RSVP;\n }\n}).call(this);","var RSVP = require('rsvp');\nvar core = require('./core');\nvar Spine = require('./spine');\nvar Locations = require('./locations');\nvar Parser = require('./parser');\nvar Navigation = require('./navigation');\nvar Rendition = require('./rendition');\nvar Continuous = require('./continuous');\nvar Paginate = require('./paginate');\n\nfunction Book(_url, options){\n // Promises\n this.opening = new RSVP.defer();\n this.opened = this.opening.promise;\n this.isOpen = false;\n\n this.url = undefined;\n\n this.loading = {\n manifest: new RSVP.defer(),\n spine: new RSVP.defer(),\n metadata: new RSVP.defer(),\n cover: new RSVP.defer(),\n navigation: new RSVP.defer(),\n pageList: new RSVP.defer()\n };\n\n this.loaded = {\n manifest: this.loading.manifest.promise,\n spine: this.loading.spine.promise,\n metadata: this.loading.metadata.promise,\n cover: this.loading.cover.promise,\n navigation: this.loading.navigation.promise,\n pageList: this.loading.pageList.promise\n };\n\n this.ready = RSVP.hash(this.loaded);\n\n // Queue for methods used before opening\n this.isRendered = false;\n // this._q = core.queue(this);\n\n this.request = this.requestMethod.bind(this);\n\n this.spine = new Spine(this.request);\n this.locations = new Locations(this.spine, this.request);\n\n if(_url) {\n this.open(_url);\n }\n};\n\nBook.prototype.open = function(_url){\n var uri;\n var parse = new Parser();\n var epubPackage;\n var book = this;\n var containerPath = \"META-INF/container.xml\";\n var location;\n\n if(!_url) {\n this.opening.resolve(this);\n return this.opened;\n }\n\n // Reuse parsed url or create a new uri object\n if(typeof(_url) === \"object\") {\n uri = _url;\n } else {\n uri = core.uri(_url);\n }\n\n // Find path to the Container\n if(uri.extension === \"opf\") {\n // Direct link to package, no container\n this.packageUrl = uri.href;\n this.containerUrl = '';\n\n if(uri.origin) {\n this.url = uri.base;\n } else if(window){\n location = core.uri(window.location.href);\n this.url = core.resolveUrl(location.base, uri.directory);\n } else {\n this.url = uri.directory;\n }\n\n epubPackage = this.request(this.packageUrl);\n\n } else if(uri.extension === \"epub\" || uri.extension === \"zip\" ) {\n // Book is archived\n this.archived = true;\n this.url = '';\n }\n\n // Find the path to the Package from the container\n else if (!uri.extension) {\n\n this.containerUrl = _url + containerPath;\n\n epubPackage = this.request(this.containerUrl).\n then(function(containerXml){\n return parse.container(containerXml); // Container has path to content\n }).\n then(function(paths){\n var packageUri = core.uri(paths.packagePath);\n book.packageUrl = _url + paths.packagePath;\n book.encoding = paths.encoding;\n\n // Set Url relative to the content\n if(packageUri.origin) {\n book.url = packageUri.base;\n } else if(window){\n location = core.uri(window.location.href);\n book.url = core.resolveUrl(location.base, _url + packageUri.directory);\n } else {\n book.url = packageUri.directory;\n }\n\n return book.request(book.packageUrl);\n }).catch(function(error) {\n // handle errors in either of the two requests\n console.error(\"Could not load book at: \" + (this.packageUrl || this.containerPath));\n book.trigger(\"book:loadFailed\", (this.packageUrl || this.containerPath));\n book.opening.reject(error);\n });\n }\n\n\n epubPackage.then(function(packageXml) {\n // Get package information from epub opf\n book.unpack(packageXml);\n\n // Resolve promises\n book.loading.manifest.resolve(book.package.manifest);\n book.loading.metadata.resolve(book.package.metadata);\n book.loading.spine.resolve(book.spine);\n book.loading.cover.resolve(book.cover);\n\n this.isOpen = true;\n\n // Clear queue of any waiting book request\n\n // Resolve book opened promise\n book.opening.resolve(book);\n\n }).catch(function(error) {\n // handle errors in parsing the book\n console.error(error.message, error.stack);\n book.opening.reject(error);\n });\n\n return this.opened;\n};\n\nBook.prototype.unpack = function(packageXml){\n var book = this,\n parse = new Parser();\n\n book.package = parse.packageContents(packageXml); // Extract info from contents\n book.package.baseUrl = book.url; // Provides a url base for resolving paths\n\n this.spine.load(book.package);\n\n book.navigation = new Navigation(book.package, this.request);\n book.navigation.load().then(function(toc){\n book.toc = toc;\n book.loading.navigation.resolve(book.toc);\n });\n\n // //-- Set Global Layout setting based on metadata\n // MOVE TO RENDER\n // book.globalLayoutProperties = book.parseLayoutProperties(book.package.metadata);\n\n book.cover = book.url + book.package.coverPath;\n};\n\n// Alias for book.spine.get\nBook.prototype.section = function(target) {\n return this.spine.get(target);\n};\n\n// Sugar to render a book\nBook.prototype.renderTo = function(element, options) {\n var renderMethod = (options && options.method) ?\n options.method :\n \"rendition\";\n var Renderer = require('./'+renderMethod);\n\n this.rendition = new Renderer(this, options);\n this.rendition.attachTo(element);\n return this.rendition;\n};\n\nBook.prototype.requestMethod = function(_url) {\n // Switch request methods\n if(this.archived) {\n // TODO: handle archived\n } else {\n return core.request(_url, 'xml', this.requestCredentials, this.requestHeaders);\n }\n\n};\n\nBook.prototype.setRequestCredentials = function(_credentials) {\n this.requestCredentials = _credentials;\n};\n\nBook.prototype.setRequestHeaders = function(_headers) {\n this.requestHeaders = _headers;\n};\n\nmodule.exports = Book;\n\n//-- Enable binding events to book\nRSVP.EventTarget.mixin(Book.prototype);\n\n//-- Handle RSVP Errors\nRSVP.on('error', function(event) {\n console.error(event);\n});\n\nRSVP.configure('instrument', true); //-- true | will logging out all RSVP rejections\n// RSVP.on('created', listener);\n// RSVP.on('chained', listener);\n// RSVP.on('fulfilled', listener);\nRSVP.on('rejected', function(event){\n console.error(event.detail.message, event.detail.stack);\n});\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar Rendition = require('./rendition');\nvar View = require('./view');\n\nfunction Continuous(book, options) {\n\n\tRendition.apply(this, arguments); // call super constructor.\n\n\tthis.settings = core.extend(this.settings || {}, {\n\t\tinfinite: true,\n\t\toverflow: \"auto\",\n\t\taxis: \"vertical\",\n\t\toffset: 500,\n\t\toffsetDelta: 250\n\t});\n\n\tcore.extend(this.settings, options);\n\n\tif(this.settings.hidden) {\n\t\tthis.wrapper = this.wrap(this.container);\n\t}\n\n\n};\n\n// subclass extends superclass\nContinuous.prototype = Object.create(Rendition.prototype);\nContinuous.prototype.constructor = Continuous;\n\nContinuous.prototype.attachListeners = function(){\n\n\t// Listen to window for resize event if width or height is set to a percent\n\tif(!core.isNumber(this.settings.width) ||\n\t\t !core.isNumber(this.settings.height) ) {\n\t\twindow.addEventListener(\"resize\", this.onResized.bind(this), false);\n\t}\n\n\n\tif(this.settings.infinite) {\n\t\tthis.start();\n\t}\n\n\n};\n\nContinuous.prototype.parseTarget = function(target){\n\tif(this.epubcfi.isCfiString(target)) {\n cfi = this.epubcfi.parse(target);\n spinePos = cfi.spinePos;\n section = this.book.spine.get(spinePos);\n } else {\n section = this.book.spine.get(target);\n }\n};\n\nContinuous.prototype.moveTo = function(offset){\n // var bounds = this.bounds();\n // var dist = Math.floor(offset.top / bounds.height) * bounds.height;\n return this.check(\n\t\toffset.left+this.settings.offset,\n\t\toffset.top+this.settings.offset)\n\t\t.then(function(){\n\n\t if(this.settings.axis === \"vertical\") {\n\t this.scrollBy(0, offset.top);\n\t } else {\n\t this.scrollBy(offset.left, 0);\n\t }\n\n\t }.bind(this));\n};\n\nContinuous.prototype.afterDisplayed = function(currView){\n\tvar next = currView.section.next();\n\tvar prev = currView.section.prev();\n\tvar index = this.views.indexOf(currView);\n\tvar prevView, nextView;\n\n\tif(index + 1 === this.views.length && next) {\n\t\tnextView = new View(next, this.viewSettings);\n\t\tthis.q.enqueue(this.append, nextView);\n\t}\n\n\tif(index === 0 && prev) {\n\t\tprevView = new View(prev, this.viewSettings);\n\t\tthis.q.enqueue(this.prepend, prevView);\n\t}\n\n\t// this.removeShownListeners(currView);\n\t// currView.onShown = this.afterDisplayed.bind(this);\n\tthis.trigger(\"added\", currView.section);\n\n};\n\n\n// Remove Previous Listeners if present\nContinuous.prototype.removeShownListeners = function(view){\n\n\t// view.off(\"shown\", this.afterDisplayed);\n\t// view.off(\"shown\", this.afterDisplayedAbove);\n\tview.onDisplayed = function(){};\n\n};\n\nContinuous.prototype.append = function(view){\n\n\t// view.on(\"shown\", this.afterDisplayed.bind(this));\n\tview.onDisplayed = this.afterDisplayed.bind(this);\n\n\tthis.views.append(view);\n\n //this.q.enqueue(this.check);\n return this.check();\n};\n\nContinuous.prototype.prepend = function(view){\n\t// view.on(\"shown\", this.afterDisplayedAbove.bind(this));\n\tview.onDisplayed = this.afterDisplayed.bind(this);\n\n\tview.on(\"resized\", this.counter.bind(this));\n\n\tthis.views.prepend(view);\n\n // this.q.enqueue(this.check);\n return this.check();\n};\n\nContinuous.prototype.counter = function(bounds){\n\n\tif(this.settings.axis === \"vertical\") {\n\t\tthis.scrollBy(0, bounds.heightDelta, true);\n\t} else {\n\t\tthis.scrollBy(bounds.widthDelta, 0, true);\n\t}\n\n};\n\nContinuous.prototype.check = function(_offset){\n\tvar checking = new RSVP.defer();\n\tvar container = this.bounds();\n var promises = [];\n var offset = _offset || this.settings.offset;\n\n\tthis.views.each(function(view){\n\t\tvar visible = this.isVisible(view, offset, offset, container);\n\n\t\tif(visible) {\n\n\t\t\tif(!view.displayed && !view.rendering) {\n // console.log(\"render\",view.section.index)\n\t\t\t\t\tpromises.push(this.render(view));\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tif(view.displayed) {\n // console.log(\"destroy\", view.section.index)\n this.q.enqueue(view.destroy.bind(view));\n // view.destroy();\n // this.q.enqueue(this.trim);\n clearTimeout(this.trimTimeout);\n this.trimTimeout = setTimeout(function(){\n this.q.enqueue(this.trim);\n }.bind(this), 250);\n\t\t\t}\n\n\t\t}\n\n\t}.bind(this));\n\n\n if(promises.length){\n\n return RSVP.all(promises)\n .then(function(posts) {\n // Check to see if anything new is on screen after rendering\n this.q.enqueue(this.check);\n\n }.bind(this));\n\n } else {\n checking.resolve();\n\n return checking.promise;\n }\n\n};\n\nContinuous.prototype.trim = function(){\n var task = new RSVP.defer();\n var displayed = this.views.displayed();\n var first = displayed[0];\n var last = displayed[displayed.length-1];\n var firstIndex = this.views.indexOf(first);\n var lastIndex = this.views.indexOf(last);\n var above = this.views.slice(0, firstIndex);\n var below = this.views.slice(lastIndex+1);\n\n // Erase all but last above\n for (var i = 0; i < above.length-1; i++) {\n this.erase(above[i], above);\n }\n\n // Erase all except first below\n for (var j = 1; j < below.length; j++) {\n this.erase(below[j]);\n }\n\n task.resolve();\n return task.promise;\n};\n\nContinuous.prototype.erase = function(view, above){ //Trim\n\n\tvar prevTop;\n\tvar prevLeft;\n\n\tif(this.settings.height) {\n \tprevTop = this.container.scrollTop;\n\t\tprevLeft = this.container.scrollLeft;\n } else {\n \tprevTop = window.scrollY;\n\t\tprevLeft = window.scrollX;\n }\n\n\tvar bounds = view.bounds();\n\n\tthis.views.remove(view);\n\n\tif(above) {\n\n\t\tif(this.settings.axis === \"vertical\") {\n\t\t\tthis.scrollTo(0, prevTop - bounds.height, true);\n\t\t} else {\n\t\t\tthis.scrollTo(prevLeft - bounds.width, 0, true);\n\t\t}\n\t}\n\n};\n\nContinuous.prototype.start = function() {\n var scroller;\n\n this.tick = core.requestAnimationFrame;\n\n if(this.settings.height) {\n \tthis.prevScrollTop = this.container.scrollTop;\n \tthis.prevScrollLeft = this.container.scrollLeft;\n } else {\n \tthis.prevScrollTop = window.scrollY;\n\t\tthis.prevScrollLeft = window.scrollX;\n }\n\n this.scrollDeltaVert = 0;\n this.scrollDeltaHorz = 0;\n\n if(this.settings.height) {\n \tscroller = this.container;\n } else {\n \tscroller = window;\n }\n\n window.addEventListener(\"scroll\", function(e){\n if(!this.ignore) {\n this.scrolled = true;\n } else {\n this.ignore = false;\n }\n }.bind(this));\n\n window.addEventListener('unload', function(e){\n this.ignore = true;\n this.destroy();\n }.bind(this));\n\n this.tick.call(window, this.onScroll.bind(this));\n\n this.scrolled = false;\n\n};\n\nContinuous.prototype.onScroll = function(){\n\n if(this.scrolled) {\n\n if(this.settings.height) {\n\t \tscrollTop = this.container.scrollTop;\n\t \tscrollLeft = this.container.scrollLeft;\n\t } else {\n\t \tscrollTop = window.scrollY;\n\t\t\tscrollLeft = window.scrollX;\n\t }\n\n if(!this.ignore) {\n\n\t if((this.scrollDeltaVert === 0 &&\n\t \t this.scrollDeltaHorz === 0) ||\n\t \t this.scrollDeltaVert > this.settings.offsetDelta ||\n\t \t this.scrollDeltaHorz > this.settings.offsetDelta) {\n\n\t\t\t\tthis.q.enqueue(this.check);\n\n\t\t\t\tthis.scrollDeltaVert = 0;\n\t \tthis.scrollDeltaHorz = 0;\n\n\t\t\t\tthis.trigger(\"scroll\", {\n\t\t top: scrollTop,\n\t\t left: scrollLeft\n\t\t });\n\n\t\t\t}\n\n\t\t} else {\n\t this.ignore = false;\n\t\t}\n\n this.scrollDeltaVert += Math.abs(scrollTop-this.prevScrollTop);\n this.scrollDeltaHorz += Math.abs(scrollLeft-this.prevScrollLeft);\n\n\t\tthis.prevScrollTop = scrollTop;\n\t\tthis.prevScrollLeft = scrollLeft;\n\n \tclearTimeout(this.scrollTimeout);\n\t\tthis.scrollTimeout = setTimeout(function(){\n\t\t\tthis.scrollDeltaVert = 0;\n\t this.scrollDeltaHorz = 0;\n\t\t}.bind(this), 150);\n\n\n this.scrolled = false;\n }\n\n this.tick.call(window, this.onScroll.bind(this));\n\n};\n\n\n Continuous.prototype.resizeView = function(view) {\n\n\tif(this.settings.axis === \"horizontal\") {\n\t\tview.lock(\"height\", this.stage.width, this.stage.height);\n\t} else {\n\t\tview.lock(\"width\", this.stage.width, this.stage.height);\n\t}\n\n};\n\nContinuous.prototype.currentLocation = function(){\n var visible = this.visible();\n var startPage, endPage;\n\n var container = this.container.getBoundingClientRect();\n\n if(visible.length === 1) {\n return this.map.page(visible[0]);\n }\n\n if(visible.length > 1) {\n\n startPage = this.map.page(visible[0]);\n endPage = this.map.page(visible[visible.length-1]);\n\n return {\n start: startPage.start,\n end: endPage.end\n };\n }\n\n};\n\n/*\nContinuous.prototype.current = function(what){\n var view, top;\n var container = this.container.getBoundingClientRect();\n var length = this.views.length - 1;\n\n if(this.settings.axis === \"horizontal\") {\n\n for (var i = length; i >= 0; i--) {\n view = this.views[i];\n left = view.position().left;\n\n if(left < container.right) {\n\n if(this._current == view) {\n break;\n }\n\n this._current = view;\n break;\n }\n }\n\n } else {\n\n for (var i = length; i >= 0; i--) {\n view = this.views[i];\n top = view.bounds().top;\n if(top < container.bottom) {\n\n if(this._current == view) {\n break;\n }\n\n this._current = view;\n\n break;\n }\n }\n\n }\n\n return this._current;\n};\n*/\n\nmodule.exports = Continuous;\n","var requestAnimationFrame = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame;\n\nfunction request(url, type, withCredentials, headers) {\n var supportsURL = window.URL;\n var BLOB_RESPONSE = supportsURL ? \"blob\" : \"arraybuffer\";\n\n var deferred = new RSVP.defer();\n\n var xhr = new XMLHttpRequest();\n\n //-- Check from PDF.js:\n // https://github.com/mozilla/pdf.js/blob/master/web/compatibility.js\n var xhrPrototype = XMLHttpRequest.prototype;\n\n var header;\n\n if (!('overrideMimeType' in xhrPrototype)) {\n // IE10 might have response, but not overrideMimeType\n Object.defineProperty(xhrPrototype, 'overrideMimeType', {\n value: function xmlHttpRequestOverrideMimeType(mimeType) {}\n });\n }\n if(withCredentials) {\n xhr.withCredentials = true;\n }\n\n xhr.open(\"GET\", url, true);\n\n for(header in headers) {\n xhr.setRequestHeader(header, headers[header]);\n }\n\n xhr.onreadystatechange = handler;\n\n if(type == 'blob'){\n xhr.responseType = BLOB_RESPONSE;\n }\n\n if(type == \"json\") {\n xhr.setRequestHeader(\"Accept\", \"application/json\");\n }\n\n if(type == 'xml') {\n xhr.overrideMimeType('text/xml');\n }\n\n xhr.send();\n\n function handler() {\n if (this.readyState === this.DONE) {\n if (this.status === 200 || this.responseXML ) { //-- Firefox is reporting 0 for blob urls\n var r;\n\n if(type == 'xml'){\n\n // If this.responseXML wasn't set, try to parse using a DOMParser from text\n if(!this.responseXML){\n r = new DOMParser().parseFromString(this.response, \"text/xml\");\n } else {\n r = this.responseXML;\n }\n\n }else\n if(type == 'json'){\n r = JSON.parse(this.response);\n }else\n if(type == 'blob'){\n\n if(supportsURL) {\n r = this.response;\n } else {\n //-- Safari doesn't support responseType blob, so create a blob from arraybuffer\n r = new Blob([this.response]);\n }\n\n }else{\n r = this.response;\n }\n\n deferred.resolve(r);\n } else {\n deferred.reject({\n status: this.status,\n message : this.response,\n stack : new Error().stack\n });\n }\n }\n }\n\n return deferred.promise;\n};\n\n//-- Parse the different parts of a url, returning a object\nfunction uri(url){\n var uri = {\n protocol : '',\n host : '',\n path : '',\n origin : '',\n directory : '',\n base : '',\n filename : '',\n extension : '',\n fragment : '',\n href : url\n },\n doubleSlash = url.indexOf('://'),\n search = url.indexOf('?'),\n fragment = url.indexOf(\"#\"),\n withoutProtocol,\n dot,\n firstSlash;\n\n if(fragment != -1) {\n uri.fragment = url.slice(fragment + 1);\n url = url.slice(0, fragment);\n }\n\n if(search != -1) {\n uri.search = url.slice(search + 1);\n url = url.slice(0, search);\n href = url;\n }\n\n if(doubleSlash != -1) {\n uri.protocol = url.slice(0, doubleSlash);\n withoutProtocol = url.slice(doubleSlash+3);\n firstSlash = withoutProtocol.indexOf('/');\n\n if(firstSlash === -1) {\n uri.host = uri.path;\n uri.path = \"\";\n } else {\n uri.host = withoutProtocol.slice(0, firstSlash);\n uri.path = withoutProtocol.slice(firstSlash);\n }\n\n\n uri.origin = uri.protocol + \"://\" + uri.host;\n\n uri.directory = folder(uri.path);\n\n uri.base = uri.origin + uri.directory;\n // return origin;\n } else {\n uri.path = url;\n uri.directory = folder(url);\n uri.base = uri.directory;\n }\n\n //-- Filename\n uri.filename = url.replace(uri.base, '');\n dot = uri.filename.lastIndexOf('.');\n if(dot != -1) {\n uri.extension = uri.filename.slice(dot+1);\n }\n return uri;\n};\n\n//-- Parse out the folder, will return everything before the last slash\nfunction folder(url){\n\n var lastSlash = url.lastIndexOf('/');\n\n if(lastSlash == -1) var folder = '';\n\n folder = url.slice(0, lastSlash + 1);\n\n return folder;\n\n};\n\nfunction isElement(obj) {\n return !!(obj && obj.nodeType == 1);\n};\n\n// http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript\nfunction uuid() {\n var d = new Date().getTime();\n var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {\n var r = (d + Math.random()*16)%16 | 0;\n d = Math.floor(d/16);\n return (c=='x' ? r : (r&0x7|0x8)).toString(16);\n });\n return uuid;\n};\n\n// From Lodash\nfunction values(object) {\n var index = -1,\n props = Object.keys(object),\n length = props.length,\n result = Array(length);\n\n while (++index < length) {\n result[index] = object[props[index]];\n }\n return result;\n};\n\nfunction resolveUrl(base, path) {\n var url = [],\n segments = [],\n baseUri = uri(base),\n pathUri = uri(path),\n baseDirectory = baseUri.directory,\n pathDirectory = pathUri.directory,\n directories = [],\n // folders = base.split(\"/\"),\n paths;\n\n // if(uri.host) {\n // return path;\n // }\n\n if(baseDirectory[0] === \"/\") {\n baseDirectory = baseDirectory.substring(1);\n }\n\n if(pathDirectory[pathDirectory.length-1] === \"/\") {\n baseDirectory = baseDirectory.substring(0, baseDirectory.length-1);\n }\n\n if(pathDirectory[0] === \"/\") {\n pathDirectory = pathDirectory.substring(1);\n }\n\n if(pathDirectory[pathDirectory.length-1] === \"/\") {\n pathDirectory = pathDirectory.substring(0, pathDirectory.length-1);\n }\n\n if(baseDirectory) {\n directories = baseDirectory.split(\"/\");\n }\n\n paths = pathDirectory.split(\"/\");\n\n paths.reverse().forEach(function(part, index){\n if(part === \"..\"){\n directories.pop();\n } else if(part === directories[directories.length-1]) {\n directories.pop();\n segments.unshift(part);\n } else {\n segments.unshift(part);\n }\n });\n\n url = [baseUri.origin];\n\n if(directories.length) {\n url = url.concat(directories);\n }\n\n if(segments) {\n url = url.concat(segments);\n }\n\n url = url.concat(pathUri.filename);\n\n return url.join(\"/\");\n};\n\nfunction documentHeight() {\n return Math.max(\n document.documentElement.clientHeight,\n document.body.scrollHeight,\n document.documentElement.scrollHeight,\n document.body.offsetHeight,\n document.documentElement.offsetHeight\n );\n};\n\nfunction isNumber(n) {\n return !isNaN(parseFloat(n)) && isFinite(n);\n};\n\nfunction prefixed(unprefixed) {\n var vendors = [\"Webkit\", \"Moz\", \"O\", \"ms\" ],\n prefixes = ['-Webkit-', '-moz-', '-o-', '-ms-'],\n upper = unprefixed[0].toUpperCase() + unprefixed.slice(1),\n length = vendors.length;\n\n if (typeof(document.body.style[unprefixed]) != 'undefined') {\n return unprefixed;\n }\n\n for ( var i=0; i < length; i++ ) {\n if (typeof(document.body.style[vendors[i] + upper]) != 'undefined') {\n return vendors[i] + upper;\n }\n }\n\n return unprefixed;\n};\n\nfunction defaults(obj) {\n for (var i = 1, length = arguments.length; i < length; i++) {\n var source = arguments[i];\n for (var prop in source) {\n if (obj[prop] === void 0) obj[prop] = source[prop];\n }\n }\n return obj;\n};\n\nfunction extend(target) {\n var sources = [].slice.call(arguments, 1);\n sources.forEach(function (source) {\n if(!source) return;\n Object.getOwnPropertyNames(source).forEach(function(propName) {\n Object.defineProperty(target, propName, Object.getOwnPropertyDescriptor(source, propName));\n });\n });\n return target;\n};\n\n// Fast quicksort insert for sorted array -- based on:\n// http://stackoverflow.com/questions/1344500/efficient-way-to-insert-a-number-into-a-sorted-array-of-numbers\nfunction insert(item, array, compareFunction) {\n var location = locationOf(item, array, compareFunction);\n array.splice(location, 0, item);\n\n return location;\n};\n// Returns where something would fit in\nfunction locationOf(item, array, compareFunction, _start, _end) {\n var start = _start || 0;\n var end = _end || array.length;\n var pivot = parseInt(start + (end - start) / 2);\n var compared;\n if(!compareFunction){\n compareFunction = function(a, b) {\n if(a > b) return 1;\n if(a < b) return -1;\n if(a = b) return 0;\n };\n }\n if(end-start <= 0) {\n return pivot;\n }\n\n compared = compareFunction(array[pivot], item);\n if(end-start === 1) {\n return compared > 0 ? pivot : pivot + 1;\n }\n\n if(compared === 0) {\n return pivot;\n }\n if(compared === -1) {\n return locationOf(item, array, compareFunction, pivot, end);\n } else{\n return locationOf(item, array, compareFunction, start, pivot);\n }\n};\n// Returns -1 of mpt found\nfunction indexOfSorted(item, array, compareFunction, _start, _end) {\n var start = _start || 0;\n var end = _end || array.length;\n var pivot = parseInt(start + (end - start) / 2);\n var compared;\n if(!compareFunction){\n compareFunction = function(a, b) {\n if(a > b) return 1;\n if(a < b) return -1;\n if(a = b) return 0;\n };\n }\n if(end-start <= 0) {\n return -1; // Not found\n }\n\n compared = compareFunction(array[pivot], item);\n if(end-start === 1) {\n return compared === 0 ? pivot : -1;\n }\n if(compared === 0) {\n return pivot; // Found\n }\n if(compared === -1) {\n return indexOfSorted(item, array, compareFunction, pivot, end);\n } else{\n return indexOfSorted(item, array, compareFunction, start, pivot);\n }\n};\n\nfunction bounds(el) {\n\n var style = window.getComputedStyle(el);\n var widthProps = [\"width\", \"paddingRight\", \"paddingLeft\", \"marginRight\", \"marginLeft\", \"borderRightWidth\", \"borderLeftWidth\"];\n var heightProps = [\"height\", \"paddingTop\", \"paddingBottom\", \"marginTop\", \"marginBottom\", \"borderTopWidth\", \"borderBottomWidth\"];\n\n var width = 0;\n var height = 0;\n\n widthProps.forEach(function(prop){\n width += parseFloat(style[prop]) || 0;\n });\n\n heightProps.forEach(function(prop){\n height += parseFloat(style[prop]) || 0;\n });\n\n return {\n height: height,\n width: width\n };\n\n};\n\nfunction borders(el) {\n\n var style = window.getComputedStyle(el);\n var widthProps = [\"paddingRight\", \"paddingLeft\", \"marginRight\", \"marginLeft\", \"borderRightWidth\", \"borderLeftWidth\"];\n var heightProps = [\"paddingTop\", \"paddingBottom\", \"marginTop\", \"marginBottom\", \"borderTopWidth\", \"borderBottomWidth\"];\n\n var width = 0;\n var height = 0;\n\n widthProps.forEach(function(prop){\n width += parseFloat(style[prop]) || 0;\n });\n\n heightProps.forEach(function(prop){\n height += parseFloat(style[prop]) || 0;\n });\n\n return {\n height: height,\n width: width\n };\n\n};\n\nfunction windowBounds() {\n\n var width = window.innerWidth;\n var height = window.innerHeight;\n\n return {\n top: 0,\n left: 0,\n right: width,\n bottom: height,\n width: width,\n height: height\n };\n\n};\n\n//https://stackoverflow.com/questions/13482352/xquery-looking-for-text-with-single-quote/13483496#13483496\nfunction cleanStringForXpath(str) {\n var parts = str.match(/[^'\"]+|['\"]/g);\n parts = parts.map(function(part){\n if (part === \"'\") {\n return '\\\"\\'\\\"'; // output \"'\"\n }\n\n if (part === '\"') {\n return \"\\'\\\"\\'\"; // output '\"'\n }\n return \"\\'\" + part + \"\\'\";\n });\n return \"concat(\\'\\',\" + parts.join(\",\") + \")\";\n};\n\nfunction indexOfTextNode(textNode){\n var parent = textNode.parentNode;\n var children = parent.childNodes;\n var sib;\n var index = -1;\n for (var i = 0; i < children.length; i++) {\n sib = children[i];\n if(sib.nodeType === Node.TEXT_NODE){\n index++;\n }\n if(sib == textNode) break;\n }\n\n return index;\n};\n\nmodule.exports = {\n 'request': request,\n 'uri': uri,\n 'folder': folder,\n 'isElement': isElement,\n 'uuid': uuid,\n 'values': values,\n 'resolveUrl': resolveUrl,\n 'indexOfSorted': indexOfSorted,\n 'documentHeight': documentHeight,\n 'isNumber': isNumber,\n 'prefixed': prefixed,\n 'defaults': defaults,\n 'extend': extend,\n 'insert': insert,\n 'locationOf': locationOf,\n 'indexOfSorted': indexOfSorted,\n 'requestAnimationFrame': requestAnimationFrame,\n 'bounds': bounds,\n 'borders': borders,\n 'windowBounds': windowBounds,\n 'cleanStringForXpath': cleanStringForXpath,\n 'indexOfTextNode': indexOfTextNode,\n};\n","if (typeof EPUBJS === 'undefined') {\n\t(typeof window !== 'undefined' ? window : this).EPUBJS = {};\n}\n\nEPUBJS.VERSION = \"0.3.0\";\n\nvar Book = require('./book');\nvar RSVP = require(\"rsvp\");\n\nfunction ePub(_url) {\n\treturn new Book(_url);\n};\n\nif (typeof window !== 'undefined') {\n\twindow.ePub = ePub;\n\twindow.RSVP = window.RSVP || RSVP;\n}\n\nmodule.exports = ePub;\n/*\n(function(root) {\n\t\"use strict\";\n\n\tmodule.exports = ePub;\n\n\t// CommonJS\n\tif (typeof exports === \"object\") {\n\t\t// root.RSVP = require(\"rsvp\");\n\t\tmodule.exports = ePub;\n\t// RequireJS\n\t} else if (typeof define === \"function\" && define.amd) {\n\t\tdefine(ePub);\n\t// Global\n\t} else {\n\t\troot.ePub = ePub;\n\t}\n\n})(this);\n*/\n","var core = require('./core');\n\nfunction EpubCFI(cfiStr){\n if(cfiStr) return this.parse(cfiStr);\n};\n\nEpubCFI.prototype.generateChapterComponent = function(_spineNodeIndex, _pos, id) {\n var pos = parseInt(_pos),\n spineNodeIndex = _spineNodeIndex + 1,\n cfi = '/'+spineNodeIndex+'/';\n\n cfi += (pos + 1) * 2;\n\n if(id) cfi += \"[\" + id + \"]\";\n\n //cfi += \"!\";\n\n return cfi;\n};\n\nEpubCFI.prototype.generatePathComponent = function(steps) {\n var parts = [];\n\n steps.forEach(function(part){\n var segment = '';\n segment += (part.index + 1) * 2;\n\n if(part.id) {\n segment += \"[\" + part.id + \"]\";\n }\n\n parts.push(segment);\n });\n\n return parts.join('/');\n};\n\nEpubCFI.prototype.generateCfiFromElement = function(element, chapter) {\n var steps = this.pathTo(element);\n var path = this.generatePathComponent(steps);\n if(!path.length) {\n // Start of Chapter\n return \"epubcfi(\" + chapter + \"!/4/)\";\n } else {\n // First Text Node\n return \"epubcfi(\" + chapter + \"!\" + path + \"/1:0)\";\n }\n};\n\nEpubCFI.prototype.pathTo = function(node) {\n var stack = [],\n children;\n\n while(node && node.parentNode !== null && node.parentNode.nodeType != 9) {\n children = node.parentNode.children;\n\n stack.unshift({\n 'id' : node.id,\n // 'classList' : node.classList,\n 'tagName' : node.tagName,\n 'index' : children ? Array.prototype.indexOf.call(children, node) : 0\n });\n\n node = node.parentNode;\n }\n\n return stack;\n};\n\nEpubCFI.prototype.getChapterComponent = function(cfiStr) {\n\n var splitStr = cfiStr.split(\"!\");\n\n return splitStr[0];\n};\n\nEpubCFI.prototype.getPathComponent = function(cfiStr) {\n\n var splitStr = cfiStr.split(\"!\");\n var pathComponent = splitStr[1] ? splitStr[1].split(\":\") : '';\n\n return pathComponent[0];\n};\n\nEpubCFI.prototype.getCharecterOffsetComponent = function(cfiStr) {\n var splitStr = cfiStr.split(\":\");\n return splitStr[1] || '';\n};\n\n\nEpubCFI.prototype.parse = function(cfiStr) {\n var cfi = {},\n chapSegment,\n chapterComponent,\n pathComponent,\n charecterOffsetComponent,\n assertion,\n chapId,\n path,\n end,\n endInt,\n text,\n parseStep = function(part){\n var type, index, has_brackets, id;\n\n type = \"element\";\n index = parseInt(part) / 2 - 1;\n has_brackets = part.match(/\\[(.*)\\]/);\n if(has_brackets && has_brackets[1]){\n id = has_brackets[1];\n }\n\n return {\n \"type\" : type,\n 'index' : index,\n 'id' : id || false\n };\n };\n\n if(typeof cfiStr !== \"string\") {\n return {spinePos: -1};\n }\n\n cfi.str = cfiStr;\n\n if(cfiStr.indexOf(\"epubcfi(\") === 0 && cfiStr[cfiStr.length-1] === \")\") {\n // Remove intial epubcfi( and ending )\n cfiStr = cfiStr.slice(8, cfiStr.length-1);\n }\n\n chapterComponent = this.getChapterComponent(cfiStr);\n pathComponent = this.getPathComponent(cfiStr) || '';\n charecterOffsetComponent = this.getCharecterOffsetComponent(cfiStr);\n // Make sure this is a valid cfi or return\n if(!chapterComponent) {\n return {spinePos: -1};\n }\n\n // Chapter segment is always the second one\n chapSegment = chapterComponent.split(\"/\")[2] || '';\n if(!chapSegment) return {spinePos:-1};\n\n cfi.spinePos = (parseInt(chapSegment) / 2 - 1 ) || 0;\n\n chapId = chapSegment.match(/\\[(.*)\\]/);\n\n cfi.spineId = chapId ? chapId[1] : false;\n\n if(pathComponent.indexOf(',') != -1) {\n // Handle ranges -- not supported yet\n console.warn(\"CFI Ranges are not supported\");\n }\n\n path = pathComponent.split('/');\n end = path.pop();\n\n cfi.steps = [];\n\n path.forEach(function(part){\n var step;\n\n if(part) {\n step = parseStep(part);\n cfi.steps.push(step);\n }\n });\n\n //-- Check if END is a text node or element\n endInt = parseInt(end);\n if(!isNaN(endInt)) {\n\n if(endInt % 2 === 0) { // Even = is an element\n cfi.steps.push(parseStep(end));\n } else {\n cfi.steps.push({\n \"type\" : \"text\",\n 'index' : (endInt - 1 ) / 2\n });\n }\n\n }\n\n assertion = charecterOffsetComponent.match(/\\[(.*)\\]/);\n if(assertion && assertion[1]){\n cfi.characterOffset = parseInt(charecterOffsetComponent.split('[')[0]);\n // We arent handling these assertions yet\n cfi.textLocationAssertion = assertion[1];\n } else {\n cfi.characterOffset = parseInt(charecterOffsetComponent);\n }\n\n return cfi;\n};\n\nEpubCFI.prototype.addMarker = function(cfi, _doc, _marker) {\n var doc = _doc || document;\n var marker = _marker || this.createMarker(doc);\n var parent;\n var lastStep;\n var text;\n var split;\n\n if(typeof cfi === 'string') {\n cfi = this.parse(cfi);\n }\n // Get the terminal step\n lastStep = cfi.steps[cfi.steps.length-1];\n\n // check spinePos\n if(cfi.spinePos === -1) {\n // Not a valid CFI\n return false;\n }\n\n // Find the CFI elements parent\n parent = this.findParent(cfi, doc);\n\n if(!parent) {\n // CFI didn't return an element\n // Maybe it isnt in the current chapter?\n return false;\n }\n\n if(lastStep && lastStep.type === \"text\") {\n text = parent.childNodes[lastStep.index];\n if(cfi.characterOffset){\n split = text.splitText(cfi.characterOffset);\n marker.classList.add(\"EPUBJS-CFI-SPLIT\");\n parent.insertBefore(marker, split);\n } else {\n parent.insertBefore(marker, text);\n }\n } else {\n parent.insertBefore(marker, parent.firstChild);\n }\n\n return marker;\n};\n\nEpubCFI.prototype.createMarker = function(_doc) {\n var doc = _doc || document;\n var element = doc.createElement('span');\n element.id = \"EPUBJS-CFI-MARKER:\"+ core.uuid();\n element.classList.add(\"EPUBJS-CFI-MARKER\");\n\n return element;\n};\n\nEpubCFI.prototype.removeMarker = function(marker, _doc) {\n var doc = _doc || document;\n // var id = marker.id;\n\n // Cleanup textnodes if they were split\n if(marker.classList.contains(\"EPUBJS-CFI-SPLIT\")){\n nextSib = marker.nextSibling;\n prevSib = marker.previousSibling;\n if(nextSib &&\n prevSib &&\n nextSib.nodeType === 3 &&\n prevSib.nodeType === 3){\n\n prevSib.textContent += nextSib.textContent;\n marker.parentNode.removeChild(nextSib);\n }\n marker.parentNode.removeChild(marker);\n } else if(marker.classList.contains(\"EPUBJS-CFI-MARKER\")) {\n // Remove only elements added as markers\n marker.parentNode.removeChild(marker);\n }\n\n};\n\nEpubCFI.prototype.findParent = function(cfi, _doc) {\n var doc = _doc || document,\n element = doc.getElementsByTagName('html')[0],\n children = Array.prototype.slice.call(element.children),\n num, index, part, sections,\n text, textBegin, textEnd;\n\n if(typeof cfi === 'string') {\n cfi = this.parse(cfi);\n }\n\n sections = cfi.steps.slice(0); // Clone steps array\n if(!sections.length) {\n return doc.getElementsByTagName('body')[0];\n }\n\n while(sections && sections.length > 0) {\n part = sections.shift();\n // Find textNodes Parent\n if(part.type === \"text\") {\n text = element.childNodes[part.index];\n element = text.parentNode || element;\n // Find element by id if present\n } else if(part.id){\n element = doc.getElementById(part.id);\n // Find element in parent\n }else{\n element = children[part.index];\n }\n // Element can't be found\n if(typeof element === \"undefined\") {\n console.error(\"No Element For\", part, cfi.str);\n return false;\n }\n // Get current element children and continue through steps\n children = Array.prototype.slice.call(element.children);\n }\n\n return element;\n};\n\nEpubCFI.prototype.compare = function(cfiOne, cfiTwo) {\n if(typeof cfiOne === 'string') {\n cfiOne = new EpubCFI(cfiOne);\n }\n if(typeof cfiTwo === 'string') {\n cfiTwo = new EpubCFI(cfiTwo);\n }\n // Compare Spine Positions\n if(cfiOne.spinePos > cfiTwo.spinePos) {\n return 1;\n }\n if(cfiOne.spinePos < cfiTwo.spinePos) {\n return -1;\n }\n\n\n // Compare Each Step in the First item\n for (var i = 0; i < cfiOne.steps.length; i++) {\n if(!cfiTwo.steps[i]) {\n return 1;\n }\n if(cfiOne.steps[i].index > cfiTwo.steps[i].index) {\n return 1;\n }\n if(cfiOne.steps[i].index < cfiTwo.steps[i].index) {\n return -1;\n }\n // Otherwise continue checking\n }\n\n // All steps in First present in Second\n if(cfiOne.steps.length < cfiTwo.steps.length) {\n return -1;\n }\n\n // Compare the charecter offset of the text node\n if(cfiOne.characterOffset > cfiTwo.characterOffset) {\n return 1;\n }\n if(cfiOne.characterOffset < cfiTwo.characterOffset) {\n return -1;\n }\n\n // CFI's are equal\n return 0;\n};\n\nEpubCFI.prototype.generateCfiFromHref = function(href, book) {\n var uri = core.uri(href);\n var path = uri.path;\n var fragment = uri.fragment;\n var spinePos = book.spineIndexByURL[path];\n var loaded;\n var deferred = new RSVP.defer();\n var epubcfi = new EpubCFI();\n var spineItem;\n\n if(typeof spinePos !== \"undefined\"){\n spineItem = book.spine[spinePos];\n loaded = book.loadXml(spineItem.url);\n loaded.then(function(doc){\n var element = doc.getElementById(fragment);\n var cfi;\n cfi = epubcfi.generateCfiFromElement(element, spineItem.cfiBase);\n deferred.resolve(cfi);\n });\n }\n\n return deferred.promise;\n};\n\nEpubCFI.prototype.generateCfiFromTextNode = function(anchor, offset, base) {\n var parent = anchor.parentNode;\n var steps = this.pathTo(parent);\n var path = this.generatePathComponent(steps);\n var index = 1 + (2 * Array.prototype.indexOf.call(parent.childNodes, anchor));\n return \"epubcfi(\" + base + \"!\" + path + \"/\"+index+\":\"+(offset || 0)+\")\";\n};\n\nEpubCFI.prototype.generateCfiFromRangeAnchor = function(range, base) {\n var anchor = range.anchorNode;\n var offset = range.anchorOffset;\n return this.generateCfiFromTextNode(anchor, offset, base);\n};\n\nEpubCFI.prototype.generateCfiFromRange = function(range, base) {\n var start, startElement, startSteps, startPath, startOffset, startIndex;\n var end, endElement, endSteps, endPath, endOffset, endIndex;\n\n start = range.startContainer;\n\n if(start.nodeType === 3) { // text node\n startElement = start.parentNode;\n //startIndex = 1 + (2 * Array.prototype.indexOf.call(startElement.childNodes, start));\n startIndex = 1 + (2 * core.indexOfTextNode(start));\n startSteps = this.pathTo(startElement);\n } else if(range.collapsed) {\n return this.generateCfiFromElement(start, base); // single element\n } else {\n startSteps = this.pathTo(start);\n }\n\n startPath = this.generatePathComponent(startSteps);\n startOffset = range.startOffset;\n\n if(!range.collapsed) {\n end = range.endContainer;\n\n if(end.nodeType === 3) { // text node\n endElement = end.parentNode;\n // endIndex = 1 + (2 * Array.prototype.indexOf.call(endElement.childNodes, end));\n endIndex = 1 + (2 * core.indexOfTextNode(end));\n\n endSteps = this.pathTo(endElement);\n } else {\n endSteps = this.pathTo(end);\n }\n\n endPath = this.generatePathComponent(endSteps);\n endOffset = range.endOffset;\n\n // Remove steps present in startPath\n endPath = endPath.replace(startPath, '');\n\n if (endPath.length) {\n endPath = endPath + \"/\";\n }\n\n return \"epubcfi(\" + base + \"!\" + startPath + \"/\" + startIndex + \":\" + startOffset + \",\" + endPath + endIndex + \":\" + endOffset + \")\";\n\n } else {\n return \"epubcfi(\" + base + \"!\" + startPath + \"/\"+ startIndex +\":\"+ startOffset +\")\";\n }\n};\n\nEpubCFI.prototype.generateXpathFromSteps = function(steps) {\n var xpath = [\".\", \"*\"];\n\n steps.forEach(function(step){\n var position = step.index + 1;\n\n if(step.id){\n xpath.push(\"*[position()=\" + position + \" and @id='\" + step.id + \"']\");\n } else if(step.type === \"text\") {\n xpath.push(\"text()[\" + position + \"]\");\n } else {\n xpath.push(\"*[\" + position + \"]\");\n }\n });\n\n return xpath.join(\"/\");\n};\n\n\nEpubCFI.prototype.generateRangeFromCfi = function(cfi, _doc) {\n var doc = _doc || document;\n var range = doc.createRange();\n var lastStep;\n var xpath;\n var startContainer;\n var textLength;\n\n if(typeof cfi === 'string') {\n cfi = this.parse(cfi);\n }\n\n // check spinePos\n if(cfi.spinePos === -1) {\n // Not a valid CFI\n return false;\n }\n\n xpath = this.generateXpathFromSteps(cfi.steps);\n\n // Get the terminal step\n lastStep = cfi.steps[cfi.steps.length-1];\n startContainer = doc.evaluate(xpath, doc, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;\n\n if(!startContainer) {\n return null;\n }\n\n if(startContainer && cfi.characterOffset >= 0) {\n textLength = startContainer.length;\n\n if(cfi.characterOffset < textLength) {\n range.setStart(startContainer, cfi.characterOffset);\n range.setEnd(startContainer, textLength );\n } else {\n console.debug(\"offset greater than length:\", cfi.characterOffset, textLength);\n range.setStart(startContainer, textLength - 1 );\n range.setEnd(startContainer, textLength );\n }\n } else if(startContainer) {\n range.selectNode(startContainer);\n }\n // doc.defaultView.getSelection().addRange(range);\n return range;\n};\n\nEpubCFI.prototype.isCfiString = function(target) {\n if(typeof target === \"string\" &&\n target.indexOf(\"epubcfi(\") === 0) {\n return true;\n }\n\n return false;\n};\n\nmodule.exports = EpubCFI;\n","var RSVP = require('rsvp');\n\n//-- Hooks allow for injecting functions that must all complete in order before finishing\n// They will execute in parallel but all must finish before continuing\n// Functions may return a promise if they are asycn.\n\n// this.content = new EPUBJS.Hook();\n// this.content.register(function(){});\n// this.content.trigger(args).then(function(){});\n\nfunction Hook(context){\n this.context = context || this;\n this.hooks = [];\n};\n\n// Adds a function to be run before a hook completes\nHook.prototype.register = function(func){\n this.hooks.push(func);\n};\n\n// Triggers a hook to run all functions\nHook.prototype.trigger = function(){\n var args = arguments;\n var context = this.context;\n var promises = [];\n\n this.hooks.forEach(function(task, i) {\n var executing = task.apply(context, args);\n\n if(executing && typeof executing[\"then\"] === \"function\") {\n // Task is a function that returns a promise\n promises.push(executing);\n }\n // Otherwise Task resolves immediately, continue\n });\n\n\n return RSVP.all(promises);\n};\n\nmodule.exports = Hook;\n","var core = require('./core');\n\nfunction Reflowable(){\n\n};\n\nReflowable.prototype.calculate = function(_width, _height, _gap, _devisor){\n\n var divisor = _devisor || 1;\n\n //-- Check the width and create even width columns\n var fullWidth = Math.floor(_width);\n var width = (fullWidth % 2 === 0) ? fullWidth : fullWidth - 1;\n\n var section = Math.floor(width / 8);\n var gap = (_gap >= 0) ? _gap : ((section % 2 === 0) ? section : section - 1);\n\n var colWidth;\n var spreadWidth;\n var delta;\n\n //-- Double Page\n if(divisor > 1) {\n colWidth = Math.floor((width - gap) / divisor);\n } else {\n colWidth = width;\n }\n\n spreadWidth = colWidth * divisor;\n\n delta = (colWidth + gap) * divisor;\n\n\n\n this.columnAxis = core.prefixed('columnAxis');\n this.columnGap = core.prefixed('columnGap');\n this.columnWidth = core.prefixed('columnWidth');\n this.columnFill = core.prefixed('columnFill');\n\n this.width = width;\n this.height = _height;\n this.spread = spreadWidth;\n this.delta = delta;\n\n this.column = colWidth;\n this.gap = gap;\n this.divisor = divisor;\n\n};\n\nReflowable.prototype.format = function(view){\n\n var $doc = view.document.documentElement;\n var $body = view.document.body;//view.document.querySelector(\"body\");\n\n $doc.style.overflow = \"hidden\";\n\n // Must be set to the new calculated width or the columns will be off\n // $body.style.width = this.width + \"px\";\n $doc.style.width = this.width + \"px\";\n\n //-- Adjust height\n $body.style.height = this.height + \"px\";\n\n //-- Add columns\n $body.style[this.columnAxis] = \"horizontal\";\n $body.style[this.columnFill] = \"auto\";\n $body.style[this.columnGap] = this.gap+\"px\";\n $body.style[this.columnWidth] = this.column+\"px\";\n\n // Add extra padding for the gap between this and the next view\n view.iframe.style.marginRight = this.gap+\"px\";\n};\n\nReflowable.prototype.count = function(view) {\n var totalWidth = view.root().scrollWidth;\n var spreads = Math.ceil(totalWidth / this.spread);\n\n return {\n spreads : spreads,\n pages : spreads * this.divisor\n };\n};\n\nfunction Fixed(_width, _height){\n\n};\n\nFixed.prototype.calculate = function(_width, _height){\n\n};\n\nFixed.prototype.format = function(view){\n var width, height;\n\n var $doc = view.document.documentElement;\n var $viewport = documentElement.querySelector(\"[name=viewport\");\n\n /**\n * check for the viewport size\n * \n */\n if($viewport && $viewport.hasAttribute(\"content\")) {\n content = $viewport.getAttribute(\"content\");\n contents = content.split(',');\n if(contents[0]){\n width = contents[0].replace(\"width=\", '');\n }\n if(contents[1]){\n height = contents[1].replace(\"height=\", '');\n }\n }\n\n //-- Adjust width and height\n // $doc.style.width = width + \"px\" || \"auto\";\n // $doc.style.height = height + \"px\" || \"auto\";\n view.resize(width, height);\n\n //-- Scroll\n $doc.style.overflow = \"auto\";\n\n};\n\nFixed.prototype.count = function(){\n return {\n spreads : 1,\n pages : 1\n };\n};\n\nfunction Scroll(){\n\n};\n\nScroll.prototype.calculate = function(_width, _height){\n this.spread = _width;\n this.column = _width;\n this.gap = 0;\n};\n\nScroll.prototype.format = function(view){\n\n var $doc = view.document.documentElement;\n\n $doc.style.width = \"auto\";\n $doc.style.height = \"auto\";\n\n};\n\nScroll.prototype.count = function(){\n return {\n spreads : 1,\n pages : 1\n };\n};\n\nmodule.exports = {\n 'Reflowable': Reflowable,\n 'Fixed': Fixed,\n 'Scroll': Scroll\n};\n","var core = require('./core');\nvar Queue = require('./queue');\nvar EpubCFI = require('./epubcfi');\nvar RSVP = require('rsvp');\n\nfunction Locations(spine, request) {\n this.spine = spine;\n this.request = request;\n\n this.q = new Queue(this);\n this.epubcfi = new EpubCFI();\n\n this._locations = [];\n this.total = 0;\n\n this.break = 150;\n\n this._current = 0;\n\n};\n\n// Load all of sections in the book\nLocations.prototype.generate = function(chars) {\n\n if (chars) {\n this.break = chars;\n }\n\n this.q.pause();\n\n this.spine.each(function(section) {\n\n this.q.enqueue(this.process, section);\n\n }.bind(this));\n\n return this.q.run().then(function() {\n this.total = this._locations.length-1;\n\n if (this._currentCfi) {\n this.currentLocation = this._currentCfi;\n }\n\n return this._locations;\n // console.log(this.precentage(this.book.rendition.location.start), this.precentage(this.book.rendition.location.end));\n }.bind(this));\n\n};\n\nLocations.prototype.process = function(section) {\n\n return section.load(this.request)\n .then(function(contents) {\n\n var range;\n var doc = contents.ownerDocument;\n var counter = 0;\n\n this.sprint(contents, function(node) {\n var len = node.length;\n var dist;\n var pos = 0;\n\n // Start range\n if (counter == 0) {\n range = doc.createRange();\n range.setStart(node, 0);\n }\n\n dist = this.break - counter;\n\n // Node is smaller than a break\n if(dist > len){\n counter += len;\n pos = len;\n }\n\n while (pos < len) {\n counter = this.break;\n pos += this.break;\n\n // Gone over\n if(pos >= len){\n // Continue counter for next node\n counter = len - (pos - this.break);\n\n // At End\n } else {\n // End the previous range\n range.setEnd(node, pos);\n cfi = section.cfiFromRange(range);\n this._locations.push(cfi);\n counter = 0;\n\n // Start new range\n pos += 1;\n range = doc.createRange();\n range.setStart(node, pos);\n }\n }\n\n\n\n }.bind(this));\n\n // Close remaining\n if (range) {\n range.setEnd(prev, prev.length);\n cfi = section.cfiFromRange(range);\n this._locations.push(cfi)\n counter = 0;\n }\n\n }.bind(this));\n\n};\n\nLocations.prototype.sprint = function(root, func) {\n\tvar treeWalker = document.createTreeWalker(root, NodeFilter.SHOW_TEXT, null, false);\n\n\twhile ((node = treeWalker.nextNode())) {\n\t\tfunc(node);\n\t}\n\n};\n\nLocations.prototype.locationFromCfi = function(cfi){\n // Check if the location has not been set yet\n\tif(this._locations.length === 0) {\n\t\treturn -1;\n\t}\n\n return core.locationOf(cfi, this._locations, this.epubcfi.compare);\n};\n\nLocations.prototype.precentageFromCfi = function(cfi) {\n // Find closest cfi\n var loc = this.locationFromCfi(cfi);\n // Get percentage in total\n return this.precentageFromLocation(loc);\n};\n\nLocations.prototype.precentageFromLocation = function(loc) {\n return Math.ceil((loc / this.total ) * 1000) / 1000;\n};\n\nLocations.prototype.cfiFromLocation = function(loc){\n\tvar cfi = -1;\n\t// check that pg is an int\n\tif(typeof loc != \"number\"){\n\t\tloc = parseInt(pg);\n\t}\n\n\tif(loc >= 0 && loc < this._locations.length) {\n\t\tcfi = this._locations[loc];\n\t}\n\n\treturn cfi;\n};\n\nLocations.prototype.cfiFromPercentage = function(percent){\n\tvar loc = Math.round(this.total * percent);\n\treturn this.cfiFromLocation(loc);\n};\n\nLocations.prototype.load = function(locations){\n\tthis._locations = JSON.parse(locations);\n this.total = this._locations.length-1;\n return this._locations;\n};\n\nLocations.prototype.save = function(json){\n\treturn JSON.stringify(this._locations);\n};\n\nLocations.prototype.getCurrent = function(json){\n\treturn this._current;\n};\n\nLocations.prototype.setCurrent = function(curr){\n var loc;\n\n if(typeof curr == \"string\"){\n this._currentCfi = curr;\n } else if (typeof curr == \"number\") {\n this._current = curr;\n } else {\n return;\n }\n\n if(this._locations.length === 0) {\n return;\n\t}\n\n if(typeof curr == \"string\"){\n loc = this.locationFromCfi(curr);\n this._current = loc;\n } else {\n loc = curr;\n }\n console.log( this.precentageFromLocation(loc))\n this.trigger(\"changed\", {\n percentage: this.precentageFromLocation(loc)\n });\n};\n\nObject.defineProperty(Locations.prototype, 'currentLocation', {\n get: function () {\n return this._current;\n },\n set: function (curr) {\n this.setCurrent(curr);\n }\n});\n\nRSVP.EventTarget.mixin(Locations.prototype);\n\nmodule.exports = Locations;\n","function Map(layout){\n this.layout = layout;\n};\n\nMap.prototype.section = function(view) {\n var ranges = this.findRanges(view);\n var map = this.rangeListToCfiList(view, ranges);\n\n return map;\n};\n\nMap.prototype.page = function(view, start, end) {\n var root = view.document.body;\n return this.rangePairToCfiPair(view.section, {\n start: this.findStart(root, start, end),\n end: this.findEnd(root, start, end)\n });\n};\n\nMap.prototype.walk = function(root, func) {\n //var treeWalker = document.createTreeWalker(root, NodeFilter.SHOW_ELEMENT + NodeFilter.SHOW_TEXT, null, false);\n var treeWalker = document.createTreeWalker(root, NodeFilter.SHOW_TEXT, {\n acceptNode: function (node) {\n if ( node.data.trim().length > 0 ) {\n return NodeFilter.FILTER_ACCEPT;\n } else {\n return NodeFilter.FILTER_REJECT;\n }\n }\n }, false);\n var node;\n var result;\n while ((node = treeWalker.nextNode())) {\n result = func(node);\n if(result) break;\n }\n\n return result;\n};\n\nMap.prototype.findRanges = function(view){\n var columns = [];\n var count = this.layout.count(view);\n var column = this.layout.column;\n var gap = this.layout.gap;\n var start, end;\n\n for (var i = 0; i < count.pages; i++) {\n start = (column + gap) * i;\n end = (column * (i+1)) + (gap * i);\n columns.push({\n start: this.findStart(view.document.body, start, end),\n end: this.findEnd(view.document.body, start, end)\n });\n }\n\n return columns;\n};\n\nMap.prototype.findStart = function(root, start, end){\n var stack = [root];\n var $el;\n var found;\n var $prev = root;\n while (stack.length) {\n\n $el = stack.shift();\n\n found = this.walk($el, function(node){\n var left, right;\n var elPos;\n var elRange;\n\n\n if(node.nodeType == Node.TEXT_NODE){\n elRange = document.createRange();\n elRange.selectNodeContents(node);\n elPos = elRange.getBoundingClientRect();\n } else {\n elPos = node.getBoundingClientRect();\n }\n\n left = elPos.left;\n right = elPos.right;\n\n if( left >= start && left <= end ) {\n return node;\n } else if (right > start) {\n return node;\n } else {\n $prev = node;\n stack.push(node);\n }\n\n });\n\n if(found) {\n return this.findTextStartRange(found, start, end);\n }\n\n }\n\n // Return last element\n return this.findTextStartRange($prev, start, end);\n};\n\nMap.prototype.findEnd = function(root, start, end){\n var stack = [root];\n var $el;\n var $prev = root;\n var found;\n\n while (stack.length) {\n\n $el = stack.shift();\n\n found = this.walk($el, function(node){\n\n var left, right;\n var elPos;\n var elRange;\n\n\n if(node.nodeType == Node.TEXT_NODE){\n elRange = document.createRange();\n elRange.selectNodeContents(node);\n elPos = elRange.getBoundingClientRect();\n } else {\n elPos = node.getBoundingClientRect();\n }\n\n left = elPos.left;\n right = elPos.right;\n\n if(left > end && $prev) {\n return $prev;\n } else if(right > end) {\n return node;\n } else {\n $prev = node;\n stack.push(node);\n }\n\n });\n\n\n if(found){\n return this.findTextEndRange(found, start, end);\n }\n\n }\n\n // end of chapter\n return this.findTextEndRange($prev, start, end);\n};\n\n\nMap.prototype.findTextStartRange = function(node, start, end){\n var ranges = this.splitTextNodeIntoRanges(node);\n var prev;\n var range;\n var pos;\n\n for (var i = 0; i < ranges.length; i++) {\n range = ranges[i];\n\n pos = range.getBoundingClientRect();\n\n if( pos.left >= start ) {\n return range;\n }\n\n prev = range;\n\n }\n\n return ranges[0];\n};\n\nMap.prototype.findTextEndRange = function(node, start, end){\n var ranges = this.splitTextNodeIntoRanges(node);\n var prev;\n var range;\n var pos;\n\n for (var i = 0; i < ranges.length; i++) {\n range = ranges[i];\n\n pos = range.getBoundingClientRect();\n\n if(pos.left > end && prev) {\n return prev;\n } else if(pos.right > end) {\n return range;\n }\n\n prev = range;\n\n }\n\n // Ends before limit\n return ranges[ranges.length-1];\n\n};\n\nMap.prototype.splitTextNodeIntoRanges = function(node, _splitter){\n var ranges = [];\n var textContent = node.textContent || \"\";\n var text = textContent.trim();\n var range;\n var rect;\n var list;\n var doc = node.ownerDocument;\n var splitter = _splitter || \" \";\n\n pos = text.indexOf(splitter);\n\n if(pos === -1 || node.nodeType != Node.TEXT_NODE) {\n range = doc.createRange();\n range.selectNodeContents(node);\n return [range];\n }\n\n range = doc.createRange();\n range.setStart(node, 0);\n range.setEnd(node, pos);\n ranges.push(range);\n range = false;\n\n while ( pos != -1 ) {\n\n pos = text.indexOf(splitter, pos + 1);\n if(pos > 0) {\n\n if(range) {\n range.setEnd(node, pos);\n ranges.push(range);\n }\n\n range = doc.createRange();\n range.setStart(node, pos+1);\n }\n }\n\n if(range) {\n range.setEnd(node, text.length);\n ranges.push(range);\n }\n\n return ranges;\n};\n\n\n\nMap.prototype.rangePairToCfiPair = function(section, rangePair){\n\n var startRange = rangePair.start;\n var endRange = rangePair.end;\n\n startRange.collapse(true);\n endRange.collapse(true);\n\n startCfi = section.cfiFromRange(startRange);\n endCfi = section.cfiFromRange(endRange);\n\n return {\n start: startCfi,\n end: endCfi\n };\n\n};\n\nMap.prototype.rangeListToCfiList = function(view, columns){\n var map = [];\n var rangePair, cifPair;\n\n for (var i = 0; i < columns.length; i++) {\n cifPair = this.rangePairToCfiPair(view.section, columns[i]);\n\n map.push(cifPair);\n\n }\n\n return map;\n};\n\nmodule.exports = Map;\n","var core = require('./core');\nvar Parser = require('./parser');\nvar RSVP = require('rsvp');\n\nfunction Navigation(_package, _request){\n var navigation = this;\n var parse = new Parser();\n var request = _request || core.request;\n\n this.package = _package;\n this.toc = [];\n this.tocByHref = {};\n this.tocById = {};\n\n if(_package.navPath) {\n this.navUrl = _package.baseUrl + _package.navPath;\n this.nav = {};\n\n this.nav.load = function(_request){\n var loading = new RSVP.defer();\n var loaded = loading.promise;\n\n request(navigation.navUrl, 'xml').then(function(xml){\n navigation.toc = parse.nav(xml);\n navigation.loaded(navigation.toc);\n loading.resolve(navigation.toc);\n });\n\n return loaded;\n };\n\n }\n\n if(_package.ncxPath) {\n this.ncxUrl = _package.baseUrl + _package.ncxPath;\n this.ncx = {};\n\n this.ncx.load = function(_request){\n var loading = new RSVP.defer();\n var loaded = loading.promise;\n\n request(navigation.ncxUrl, 'xml').then(function(xml){\n navigation.toc = parse.ncx(xml);\n navigation.loaded(navigation.toc);\n loading.resolve(navigation.toc);\n });\n\n return loaded;\n };\n\n }\n};\n\n// Load the navigation\nNavigation.prototype.load = function(_request) {\n var request = _request || core.request;\n var loading, loaded;\n\n if(this.nav) {\n loading = this.nav.load();\n } else if(this.ncx) {\n loading = this.ncx.load();\n } else {\n loaded = new RSVP.defer();\n loaded.resolve([]);\n loading = loaded.promise;\n }\n\n return loading;\n\n};\n\nNavigation.prototype.loaded = function(toc) {\n var item;\n\n for (var i = 0; i < toc.length; i++) {\n item = toc[i];\n this.tocByHref[item.href] = i;\n this.tocById[item.id] = i;\n }\n\n};\n\n// Get an item from the navigation\nNavigation.prototype.get = function(target) {\n var index;\n\n if(!target) {\n return this.toc;\n }\n\n if(target.indexOf(\"#\") === 0) {\n index = this.tocById[target.substring(1)];\n } else if(target in this.tocByHref){\n index = this.tocByHref[target];\n }\n\n return this.toc[index];\n};\n\nmodule.exports = Navigation;\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar Continuous = require('./continuous');\nvar Map = require('./map');\nvar Layout = require('./layout');\n\nfunction Paginate(book, options) {\n\n Continuous.apply(this, arguments);\n\n this.settings = core.extend(this.settings || {}, {\n width: 600,\n height: 400,\n axis: \"horizontal\",\n forceSingle: false,\n minSpreadWidth: 800, //-- overridden by spread: none (never) / both (always)\n gap: \"auto\", //-- \"auto\" or int\n overflow: \"hidden\",\n infinite: false\n });\n\n core.extend(this.settings, options);\n\n this.isForcedSingle = this.settings.forceSingle;\n\n this.viewSettings = {\n axis: this.settings.axis\n };\n\n this.start();\n};\n\nPaginate.prototype = Object.create(Continuous.prototype);\nPaginate.prototype.constructor = Paginate;\n\n\nPaginate.prototype.determineSpreads = function(cutoff){\n if(this.isForcedSingle || !cutoff || this.bounds().width < cutoff) {\n return 1; //-- Single Page\n }else{\n return 2; //-- Double Page\n }\n};\n\nPaginate.prototype.forceSingle = function(bool){\n if(bool === false) {\n this.isForcedSingle = false;\n // this.spreads = false;\n } else {\n this.isForcedSingle = true;\n // this.spreads = this.determineSpreads(this.minSpreadWidth);\n }\n this.applyLayoutMethod();\n};\n\n/**\n* Uses the settings to determine which Layout Method is needed\n* Triggers events based on the method choosen\n* Takes: Layout settings object\n* Returns: String of appropriate for EPUBJS.Layout function\n*/\n// Paginate.prototype.determineLayout = function(settings){\n// // Default is layout: reflowable & spread: auto\n// var spreads = this.determineSpreads(this.settings.minSpreadWidth);\n// console.log(\"spreads\", spreads, this.settings.minSpreadWidth)\n// var layoutMethod = spreads ? \"ReflowableSpreads\" : \"Reflowable\";\n// var scroll = false;\n//\n// if(settings.layout === \"pre-paginated\") {\n// layoutMethod = \"Fixed\";\n// scroll = true;\n// spreads = false;\n// }\n//\n// if(settings.layout === \"reflowable\" && settings.spread === \"none\") {\n// layoutMethod = \"Reflowable\";\n// scroll = false;\n// spreads = false;\n// }\n//\n// if(settings.layout === \"reflowable\" && settings.spread === \"both\") {\n// layoutMethod = \"ReflowableSpreads\";\n// scroll = false;\n// spreads = true;\n// }\n//\n// this.spreads = spreads;\n//\n// return layoutMethod;\n// };\n\nPaginate.prototype.start = function(){\n // On display\n // this.layoutSettings = this.reconcileLayoutSettings(globalLayout, chapter.properties);\n // this.layoutMethod = this.determineLayout(this.layoutSettings);\n // this.layout = new EPUBJS.Layout[this.layoutMethod]();\n //this.hooks.display.register(this.registerLayoutMethod.bind(this));\n // this.hooks.display.register(this.reportLocation);\n this.on('displayed', this.reportLocation.bind(this));\n\n // this.hooks.content.register(this.adjustImages.bind(this));\n\n this.currentPage = 0;\n\n window.addEventListener('unload', function(e){\n this.ignore = true;\n this.destroy();\n }.bind(this));\n\n};\n\n// EPUBJS.Rendition.prototype.createView = function(section) {\n// var view = new EPUBJS.View(section, this.viewSettings);\n\n\n// return view;\n// };\n\nPaginate.prototype.applyLayoutMethod = function() {\n //var task = new RSVP.defer();\n\n // this.spreads = this.determineSpreads(this.settings.minSpreadWidth);\n\n this.layout = new Layout.Reflowable();\n\n this.updateLayout();\n\n // Set the look ahead offset for what is visible\n\n this.map = new Map(this.layout);\n\n // this.hooks.layout.register(this.layout.format.bind(this));\n\n //task.resolve();\n //return task.promise;\n // return layout;\n};\n\nPaginate.prototype.updateLayout = function() {\n\n this.spreads = this.determineSpreads(this.settings.minSpreadWidth);\n\n this.layout.calculate(\n this.stage.width,\n this.stage.height,\n this.settings.gap,\n this.spreads\n );\n\n this.settings.offset = this.layout.delta;\n\n};\n\nPaginate.prototype.moveTo = function(offset){\n var dist = Math.floor(offset.left / this.layout.delta) * this.layout.delta;\n return this.check(0, dist+this.settings.offset).then(function(){\n this.scrollBy(dist, 0);\n }.bind(this));\n};\n\nPaginate.prototype.page = function(pg){\n\n // this.currentPage = pg;\n // this.renderer.infinite.scrollTo(this.currentPage * this.formated.pageWidth, 0);\n //-- Return false if page is greater than the total\n // return false;\n};\n\nPaginate.prototype.next = function(){\n\n return this.q.enqueue(function(){\n // console.log(this.container.scrollWidth, this.container.scrollLeft + this.container.offsetWidth + this.layout.delta)\n if(this.container.scrollLeft +\n this.container.offsetWidth +\n this.layout.delta < this.container.scrollWidth) {\n this.scrollBy(this.layout.delta, 0);\n } else {\n this.scrollTo(this.container.scrollWidth - this.layout.delta, 0);\n }\n this.reportLocation();\n return this.check();\n });\n\n // return this.page(this.currentPage + 1);\n};\n\nPaginate.prototype.prev = function(){\n\n return this.q.enqueue(function(){\n this.scrollBy(-this.layout.delta, 0);\n this.reportLocation();\n return this.check();\n });\n // return this.page(this.currentPage - 1);\n};\n\n// Paginate.prototype.reportLocation = function(){\n// return this.q.enqueue(function(){\n// this.location = this.currentLocation();\n// this.trigger(\"locationChanged\", this.location);\n// }.bind(this));\n// };\n\nPaginate.prototype.currentLocation = function(){\n var visible = this.visible();\n var startA, startB, endA, endB;\n var pageLeft, pageRight;\n var container = this.container.getBoundingClientRect();\n\n if(visible.length === 1) {\n startA = container.left - visible[0].position().left;\n endA = startA + this.layout.spread;\n\n return this.map.page(visible[0], startA, endA);\n }\n\n if(visible.length > 1) {\n\n // Left Col\n startA = container.left - visible[0].position().left;\n endA = startA + this.layout.column;\n\n // Right Col\n startB = container.left + this.layout.spread - visible[visible.length-1].position().left;\n endB = startB + this.layout.column;\n\n pageLeft = this.map.page(visible[0], startA, endA);\n pageRight = this.map.page(visible[visible.length-1], startB, endB);\n\n return {\n start: pageLeft.start,\n end: pageRight.end\n };\n }\n};\n\nPaginate.prototype.resize = function(width, height){\n // Clear the queue\n this.q.clear();\n\n this.stageSize(width, height);\n\n this.updateLayout();\n\n if(this.location) {\n this.display(this.location.start);\n }\n\n this.trigger(\"resized\", {\n width: this.stage.width,\n height: this.stage.height\n });\n\n};\n\nPaginate.prototype.onResized = function(e) {\n\n this.views.clear();\n\n clearTimeout(this.resizeTimeout);\n this.resizeTimeout = setTimeout(function(){\n this.resize();\n }.bind(this), 150);\n};\n\nPaginate.prototype.adjustImages = function(view) {\n\n view.addStylesheetRules([\n [\"img\",\n [\"max-width\", (this.layout.spread) + \"px\"],\n [\"max-height\", (this.layout.height) + \"px\"]\n ]\n ]);\n return new RSVP.Promise(function(resolve, reject){\n // Wait to apply\n setTimeout(function() {\n resolve();\n }, 1);\n });\n};\n\n// Paginate.prototype.display = function(what){\n// return this.display(what);\n// };\n\nmodule.exports = Paginate;\n","var core = require('./core');\nvar EpubCFI = require('./epubcfi');\n\nfunction Parser(){};\n\nParser.prototype.container = function(containerXml){\n //-- \n var rootfile, fullpath, folder, encoding;\n\n if(!containerXml) {\n console.error(\"Container File Not Found\");\n return;\n }\n\n rootfile = containerXml.querySelector(\"rootfile\");\n\n if(!rootfile) {\n console.error(\"No RootFile Found\");\n return;\n }\n\n fullpath = rootfile.getAttribute('full-path');\n folder = core.uri(fullpath).directory;\n encoding = containerXml.xmlEncoding;\n\n //-- Now that we have the path we can parse the contents\n return {\n 'packagePath' : fullpath,\n 'basePath' : folder,\n 'encoding' : encoding\n };\n};\n\nParser.prototype.identifier = function(packageXml){\n var metadataNode;\n\n if(!packageXml) {\n console.error(\"Package File Not Found\");\n return;\n }\n\n metadataNode = packageXml.querySelector(\"metadata\");\n\n if(!metadataNode) {\n console.error(\"No Metadata Found\");\n return;\n }\n\n return this.getElementText(metadataNode, \"identifier\");\n};\n\nParser.prototype.packageContents = function(packageXml){\n var parse = this;\n var metadataNode, manifestNode, spineNode;\n var manifest, navPath, ncxPath, coverPath;\n var spineNodeIndex;\n var spine;\n var spineIndexByURL;\n\n if(!packageXml) {\n console.error(\"Package File Not Found\");\n return;\n }\n\n metadataNode = packageXml.querySelector(\"metadata\");\n if(!metadataNode) {\n console.error(\"No Metadata Found\");\n return;\n }\n\n manifestNode = packageXml.querySelector(\"manifest\");\n if(!manifestNode) {\n console.error(\"No Manifest Found\");\n return;\n }\n\n spineNode = packageXml.querySelector(\"spine\");\n if(!spineNode) {\n console.error(\"No Spine Found\");\n return;\n }\n\n manifest = parse.manifest(manifestNode);\n navPath = parse.findNavPath(manifestNode);\n ncxPath = parse.findNcxPath(manifestNode);\n coverPath = parse.findCoverPath(manifestNode);\n\n spineNodeIndex = Array.prototype.indexOf.call(spineNode.parentNode.childNodes, spineNode);\n\n spine = parse.spine(spineNode, manifest);\n\n return {\n 'metadata' : parse.metadata(metadataNode),\n 'spine' : spine,\n 'manifest' : manifest,\n 'navPath' : navPath,\n 'ncxPath' : ncxPath,\n 'coverPath': coverPath,\n 'spineNodeIndex' : spineNodeIndex\n };\n};\n\n//-- Find TOC NAV: media-type=\"application/xhtml+xml\" href=\"toc.ncx\"\nParser.prototype.findNavPath = function(manifestNode){\n var node = manifestNode.querySelector(\"item[properties^='nav']\");\n return node ? node.getAttribute('href') : false;\n};\n\n//-- Find TOC NCX: media-type=\"application/x-dtbncx+xml\" href=\"toc.ncx\"\nParser.prototype.findNcxPath = function(manifestNode){\n var node = manifestNode.querySelector(\"item[media-type='application/x-dtbncx+xml']\");\n return node ? node.getAttribute('href') : false;\n};\n\n//-- Find Cover: \nParser.prototype.findCoverPath = function(manifestNode){\n var node = manifestNode.querySelector(\"item[properties='cover-image']\");\n return node ? node.getAttribute('href') : false;\n};\n\n//-- Expanded to match Readium web components\nParser.prototype.metadata = function(xml){\n var metadata = {},\n p = this;\n\n metadata.title = p.getElementText(xml, 'title');\n metadata.creator = p.getElementText(xml, 'creator');\n metadata.description = p.getElementText(xml, 'description');\n\n metadata.pubdate = p.getElementText(xml, 'date');\n\n metadata.publisher = p.getElementText(xml, 'publisher');\n\n metadata.identifier = p.getElementText(xml, \"identifier\");\n metadata.language = p.getElementText(xml, \"language\");\n metadata.rights = p.getElementText(xml, \"rights\");\n\n metadata.modified_date = p.querySelectorText(xml, \"meta[property='dcterms:modified']\");\n metadata.layout = p.querySelectorText(xml, \"meta[property='rendition:layout']\");\n metadata.orientation = p.querySelectorText(xml, \"meta[property='rendition:orientation']\");\n metadata.spread = p.querySelectorText(xml, \"meta[property='rendition:spread']\");\n // metadata.page_prog_dir = packageXml.querySelector(\"spine\").getAttribute(\"page-progression-direction\");\n\n return metadata;\n};\n\nParser.prototype.getElementText = function(xml, tag){\n var found = xml.getElementsByTagNameNS(\"http://purl.org/dc/elements/1.1/\", tag),\n el;\n\n if(!found || found.length === 0) return '';\n\n el = found[0];\n\n if(el.childNodes.length){\n return el.childNodes[0].nodeValue;\n }\n\n return '';\n\n};\n\nParser.prototype.querySelectorText = function(xml, q){\n var el = xml.querySelector(q);\n\n if(el && el.childNodes.length){\n return el.childNodes[0].nodeValue;\n }\n\n return '';\n};\n\nParser.prototype.manifest = function(manifestXml){\n var manifest = {};\n\n //-- Turn items into an array\n var selected = manifestXml.querySelectorAll(\"item\"),\n items = Array.prototype.slice.call(selected);\n\n //-- Create an object with the id as key\n items.forEach(function(item){\n var id = item.getAttribute('id'),\n href = item.getAttribute('href') || '',\n type = item.getAttribute('media-type') || '',\n properties = item.getAttribute('properties') || '';\n\n manifest[id] = {\n 'href' : href,\n // 'url' : href,\n 'type' : type,\n 'properties' : properties.length ? properties.split(' ') : []\n };\n\n });\n\n return manifest;\n\n};\n\nParser.prototype.spine = function(spineXml, manifest){\n var spine = [];\n\n var selected = spineXml.getElementsByTagName(\"itemref\"),\n items = Array.prototype.slice.call(selected);\n\n var epubcfi = new EpubCFI();\n\n //-- Add to array to mantain ordering and cross reference with manifest\n items.forEach(function(item, index){\n var idref = item.getAttribute('idref');\n // var cfiBase = epubcfi.generateChapterComponent(spineNodeIndex, index, Id);\n var props = item.getAttribute('properties') || '';\n var propArray = props.length ? props.split(' ') : [];\n // var manifestProps = manifest[Id].properties;\n // var manifestPropArray = manifestProps.length ? manifestProps.split(' ') : [];\n\n var itemref = {\n 'idref' : idref,\n 'linear' : item.getAttribute('linear') || '',\n 'properties' : propArray,\n // 'href' : manifest[Id].href,\n // 'url' : manifest[Id].url,\n 'index' : index\n // 'cfiBase' : cfiBase\n };\n spine.push(itemref);\n });\n\n return spine;\n};\n\nParser.prototype.nav = function(navHtml){\n var navEl = navHtml.querySelector('nav[*|type=\"toc\"]'), //-- [*|type=\"toc\"] * Doesn't seem to work\n idCounter = 0;\n\n if(!navEl) return [];\n\n // Implements `> ol > li`\n function findListItems(parent){\n var items = [];\n\n Array.prototype.slice.call(parent.childNodes).forEach(function(node){\n if('ol' == node.tagName){\n Array.prototype.slice.call(node.childNodes).forEach(function(item){\n if('li' == item.tagName){\n items.push(item);\n }\n });\n }\n });\n\n return items;\n\n }\n\n // Implements `> a, > span`\n function findAnchorOrSpan(parent){\n var item = null;\n\n Array.prototype.slice.call(parent.childNodes).forEach(function(node){\n if('a' == node.tagName || 'span' == node.tagName){\n item = node;\n }\n });\n\n return item;\n }\n\n function getTOC(parent){\n var list = [],\n nodes = findListItems(parent),\n items = Array.prototype.slice.call(nodes),\n length = items.length,\n node;\n\n if(length === 0) return false;\n\n items.forEach(function(item){\n var id = item.getAttribute('id') || false,\n content = findAnchorOrSpan(item),\n href = content.getAttribute('href') || '',\n text = content.textContent || \"\",\n split = href.split(\"#\"),\n baseUrl = split[0],\n subitems = getTOC(item);\n // spinePos = spineIndexByURL[baseUrl],\n // spineItem = bookSpine[spinePos],\n // cfi = spineItem ? spineItem.cfi : '';\n\n // if(!id) {\n // if(spinePos) {\n // spineItem = bookSpine[spinePos];\n // id = spineItem.id;\n // cfi = spineItem.cfi;\n // } else {\n // id = 'epubjs-autogen-toc-id-' + (idCounter++);\n // }\n // }\n\n // item.setAttribute('id', id); // Ensure all elements have an id\n list.push({\n \"id\": id,\n \"href\": href,\n \"label\": text,\n \"subitems\" : subitems,\n \"parent\" : parent ? parent.getAttribute('id') : null\n // \"cfi\" : cfi\n });\n\n });\n\n return list;\n }\n\n return getTOC(navEl);\n};\n\nParser.prototype.ncx = function(tocXml){\n var navMap = tocXml.querySelector(\"navMap\");\n if(!navMap) return [];\n\n function getTOC(parent){\n var list = [],\n snapshot = tocXml.evaluate(\"*[local-name()='navPoint']\", parent, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null),\n length = snapshot.snapshotLength;\n\n if(length === 0) return [];\n\n for ( var i=length-1 ; i >= 0; i-- ) {\n var item = snapshot.snapshotItem(i);\n\n var id = item.getAttribute('id') || false,\n content = item.querySelector(\"content\"),\n src = content.getAttribute('src'),\n navLabel = item.querySelector(\"navLabel\"),\n text = navLabel.textContent ? navLabel.textContent : \"\",\n split = src.split(\"#\"),\n baseUrl = split[0],\n // spinePos = spineIndexByURL[baseUrl],\n // spineItem = bookSpine[spinePos],\n subitems = getTOC(item);\n // cfi = spineItem ? spineItem.cfi : '';\n\n // if(!id) {\n // if(spinePos) {\n // spineItem = bookSpine[spinePos];\n // id = spineItem.id;\n // cfi = spineItem.cfi;\n // } else {\n // id = 'epubjs-autogen-toc-id-' + (idCounter++);\n // }\n // }\n\n list.unshift({\n \"id\": id,\n \"href\": src,\n \"label\": text,\n // \"spinePos\": spinePos,\n \"subitems\" : subitems,\n \"parent\" : parent ? parent.getAttribute('id') : null,\n // \"cfi\" : cfi\n });\n\n }\n\n return list;\n }\n\n return getTOC(navMap);\n};\n\nmodule.exports = Parser;\n","var RSVP = require('rsvp');\nvar core = require('./core');\n\nfunction Queue(_context){\n this._q = [];\n this.context = _context;\n this.tick = core.requestAnimationFrame;\n this.running = false;\n this.paused = false;\n};\n\n// Add an item to the queue\nQueue.prototype.enqueue = function() {\n var deferred, promise;\n var queued;\n var task = [].shift.call(arguments);\n var args = arguments;\n\n // Handle single args without context\n // if(args && !Array.isArray(args)) {\n // args = [args];\n // }\n if(!task) {\n return console.error(\"No Task Provided\");\n }\n\n if(typeof task === \"function\"){\n\n deferred = new RSVP.defer();\n promise = deferred.promise;\n\n queued = {\n \"task\" : task,\n \"args\" : args,\n //\"context\" : context,\n \"deferred\" : deferred,\n \"promise\" : promise\n };\n\n } else {\n // Task is a promise\n queued = {\n \"promise\" : task\n };\n\n }\n\n this._q.push(queued);\n\n // Wait to start queue flush\n if (this.paused == false && !this.running) {\n // setTimeout(this.flush.bind(this), 0);\n // this.tick.call(window, this.run.bind(this));\n this.run();\n }\n\n return queued.promise;\n};\n\n// Run one item\nQueue.prototype.dequeue = function(){\n var inwait, task, result;\n\n if(this._q.length) {\n inwait = this._q.shift();\n task = inwait.task;\n if(task){\n // console.log(task)\n\n result = task.apply(this.context, inwait.args);\n\n if(result && typeof result[\"then\"] === \"function\") {\n // Task is a function that returns a promise\n return result.then(function(){\n inwait.deferred.resolve.apply(this.context, arguments);\n }.bind(this));\n } else {\n // Task resolves immediately\n inwait.deferred.resolve.apply(this.context, result);\n return inwait.promise;\n }\n\n\n\n } else if(inwait.promise) {\n // Task is a promise\n return inwait.promise;\n }\n\n } else {\n inwait = new RSVP.defer();\n inwait.deferred.resolve();\n return inwait.promise;\n }\n\n};\n\n// Run All Immediately\nQueue.prototype.dump = function(){\n while(this._q.length) {\n this.dequeue();\n }\n};\n\n// Run all sequentially, at convince\n\nQueue.prototype.run = function(){\n\n if(!this.running){\n this.running = true;\n this.defered = new RSVP.defer();\n }\n\n this.tick.call(window, function() {\n\n if(this._q.length) {\n\n this.dequeue()\n .then(function(){\n this.run();\n }.bind(this));\n\n } else {\n this.defered.resolve();\n this.running = undefined;\n }\n\n }.bind(this));\n\n // Unpause\n if(this.paused == true) {\n this.paused = false;\n }\n\n return this.defered.promise;\n};\n\n// Flush all, as quickly as possible\nQueue.prototype.flush = function(){\n\n if(this.running){\n return this.running;\n }\n\n if(this._q.length) {\n this.running = this.dequeue()\n .then(function(){\n this.running = undefined;\n return this.flush();\n }.bind(this));\n\n return this.running;\n }\n\n};\n\n// Clear all items in wait\nQueue.prototype.clear = function(){\n this._q = [];\n this.running = false;\n};\n\nQueue.prototype.length = function(){\n return this._q.length;\n};\n\nQueue.prototype.pause = function(){\n this.paused = true;\n};\n\n// Create a new task from a callback\nfunction Task(task, args, context){\n\n return function(){\n var toApply = arguments || [];\n\n return new RSVP.Promise(function(resolve, reject) {\n var callback = function(value){\n resolve(value);\n };\n // Add the callback to the arguments list\n toApply.push(callback);\n\n // Apply all arguments to the functions\n task.apply(this, toApply);\n\n }.bind(this));\n\n };\n\n};\n\nmodule.exports = Queue;\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar replace = require('./replacements');\nvar Hook = require('./hook');\nvar EpubCFI = require('./epubcfi');\nvar Queue = require('./queue');\nvar View = require('./view');\nvar Views = require('./views');\nvar Layout = require('./layout');\nvar Map = require('./map');\n\nfunction Rendition(book, options) {\n\n\tthis.settings = core.extend(this.settings || {}, {\n\t\tinfinite: true,\n\t\thidden: false,\n\t\twidth: false,\n\t\theight: null,\n\t\tlayoutOveride : null, // Default: { spread: 'reflowable', layout: 'auto', orientation: 'auto'},\n\t\taxis: \"vertical\"\n\t});\n\n\tcore.extend(this.settings, options);\n\n\tthis.viewSettings = {};\n\n\tthis.book = book;\n\n\tthis.views = null;\n\n\t//-- Adds Hook methods to the Rendition prototype\n\tthis.hooks = {};\n\tthis.hooks.display = new Hook(this);\n\tthis.hooks.content = new Hook(this);\n\tthis.hooks.layout = new Hook(this);\n\tthis.hooks.render = new Hook(this);\n\tthis.hooks.show = new Hook(this);\n\n\tthis.hooks.content.register(replace.links.bind(this));\n\tthis.hooks.content.register(this.passViewEvents.bind(this));\n\n\t// this.hooks.display.register(this.afterDisplay.bind(this));\n\n this.epubcfi = new EpubCFI();\n\n\tthis.q = new Queue(this);\n\n\tthis.q.enqueue(this.book.opened);\n\n\tthis.q.enqueue(this.parseLayoutProperties);\n\n};\n\n/**\n* Creates an element to render to.\n* Resizes to passed width and height or to the elements size\n*/\nRendition.prototype.initialize = function(_options){\n\tvar options = _options || {};\n\tvar height = options.height;// !== false ? options.height : \"100%\";\n\tvar width = options.width;// !== false ? options.width : \"100%\";\n\tvar hidden = options.hidden || false;\n\tvar container;\n\tvar wrapper;\n\n\tif(options.height && core.isNumber(options.height)) {\n\t\theight = options.height + \"px\";\n\t}\n\n\tif(options.width && core.isNumber(options.width)) {\n\t\twidth = options.width + \"px\";\n\t}\n\n\t// Create new container element\n\tcontainer = document.createElement(\"div\");\n\n\tcontainer.id = \"epubjs-container:\" + core.uuid();\n\tcontainer.classList.add(\"epub-container\");\n\n\t// Style Element\n\tcontainer.style.fontSize = \"0\";\n\tcontainer.style.wordSpacing = \"0\";\n\tcontainer.style.lineHeight = \"0\";\n\tcontainer.style.verticalAlign = \"top\";\n\n\tif(this.settings.axis === \"horizontal\") {\n\t\tcontainer.style.whiteSpace = \"nowrap\";\n\t}\n\n\tif(width){\n\t\tcontainer.style.width = width;\n\t}\n\n\tif(height){\n\t\tcontainer.style.height = height;\n\t}\n\n\tcontainer.style.overflow = this.settings.overflow;\n\n\treturn container;\n};\n\nRendition.wrap = function(container) {\n\tvar wrapper = document.createElement(\"div\");\n\n\twrapper.style.visibility = \"hidden\";\n\twrapper.style.overflow = \"hidden\";\n\twrapper.style.width = \"0\";\n\twrapper.style.height = \"0\";\n\n\twrapper.appendChild(container);\n\treturn wrapper;\n};\n\n// Call to attach the container to an element in the dom\n// Container must be attached before rendering can begin\nRendition.prototype.attachTo = function(_element){\n\tvar bounds;\n\n\tthis.container = this.initialize({\n\t\t\"width\" : this.settings.width,\n\t\t\"height\" : this.settings.height\n\t});\n\n\tif(core.isElement(_element)) {\n\t\tthis.element = _element;\n\t} else if (typeof _element === \"string\") {\n\t\tthis.element = document.getElementById(_element);\n\t}\n\n\tif(!this.element){\n\t\tconsole.error(\"Not an Element\");\n\t\treturn;\n\t}\n\n\tif(this.settings.hidden) {\n\t\tthis.wrapper = this.wrap(this.container);\n\t\tthis.element.appendChild(this.wrapper);\n\t} else {\n\t\tthis.element.appendChild(this.container);\n\t}\n\n\tthis.views = new Views(this.container);\n\n\t// Attach Listeners\n\tthis.attachListeners();\n\n\t// Calculate Stage Size\n\tthis.stageSize();\n\n\t// Add Layout method\n\tthis.applyLayoutMethod();\n\n\t// Trigger Attached\n\tthis.trigger(\"attached\");\n\n\t// Start processing queue\n\t// this.q.run();\n\n};\n\nRendition.prototype.attachListeners = function(){\n\n\t// Listen to window for resize event if width or height is set to 100%\n\tif(!core.isNumber(this.settings.width) ||\n\t\t !core.isNumber(this.settings.height) ) {\n\t\twindow.addEventListener(\"resize\", this.onResized.bind(this), false);\n\t}\n\n};\n\nRendition.prototype.bounds = function() {\n\treturn this.container.getBoundingClientRect();\n};\n\nRendition.prototype.display = function(target){\n\n\treturn this.q.enqueue(this._display, target);\n\n};\n\nRendition.prototype._display = function(target){\n\n\tvar displaying = new RSVP.defer();\n\tvar displayed = displaying.promise;\n\n\tvar section;\n var view;\n var offset;\n\tvar fragment;\n\tvar cfi = this.epubcfi.isCfiString(target);\n\n\tvar visible;\n\n\tsection = this.book.spine.get(target);\n\n\tif(!section){\n\t\tdisplaying.reject(new Error(\"No Section Found\"));\n\t\treturn displayed;\n\t}\n\n\t// Check to make sure the section we want isn't already shown\n\tvisible = this.views.find(section);\n\n\tif(visible) {\n\t\toffset = view.locationOf(target);\n\t\tdisplayed = this.moveTo(offset)\n\t\t\t.then(function(){\n\t\t\t\treturn this.check();\n\t\t\t});\n\t} else {\n\n\t\t// Hide all current views\n\t\tthis.views.hide();\n\n\t\t// Create a new view\n\t\tview = new View(section, this.viewSettings);\n\n\t\t// This will clear all previous views\n\t\tdisplayed = this.fill(view)\n\t\t\t.then(function(){\n\n\t\t\t\t// Parse the target fragment\n\t\t\t\tif(typeof target === \"string\" &&\n\t\t\t\t\ttarget.indexOf(\"#\") > -1) {\n\t\t\t\t\t\tfragment = target.substring(target.indexOf(\"#\")+1);\n\t\t\t\t}\n\n\t\t\t\t// Move to correct place within the section, if needed\n\t\t\t\tif(cfi || fragment) {\n\t\t\t\t\toffset = view.locationOf(target);\n\t\t\t\t\treturn this.moveTo(offset);\n\t\t\t\t}\n\n\t\t\t\tif(typeof this.check === 'function') {\n\t\t\t\t\treturn this.check();\n\t\t\t\t}\n\t\t\t}.bind(this))\n\t\t\t.then(function(){\n\t\t\t\treturn this.hooks.display.trigger(view);\n\t\t\t}.bind(this))\n\t\t\t.then(function(){\n\t\t\t\tthis.views.show();\n\t\t\t}.bind(this));\n\t}\n\n\tdisplayed.then(function(){\n\n\t\tthis.trigger(\"displayed\", section);\n\n\t}.bind(this));\n\n\n\treturn displayed;\n};\n\n// Takes a cfi, fragment or page?\nRendition.prototype.moveTo = function(offset){\n\tthis.scrollBy(offset.left, offset.top);\n};\n\nRendition.prototype.render = function(view, show) {\n\n\tview.create();\n\n\tview.onLayout = this.layout.format.bind(this.layout);\n\n\t// Fit to size of the container, apply padding\n\tthis.resizeView(view);\n\n\t// Render Chain\n\treturn view.render(this.book.request)\n\t\t.then(function(){\n\t\t\treturn this.hooks.content.trigger(view, this);\n\t\t}.bind(this))\n\t\t.then(function(){\n\t\t\treturn this.hooks.layout.trigger(view, this);\n\t\t}.bind(this))\n\t\t.then(function(){\n\t\t\treturn view.display();\n\t\t}.bind(this))\n\t\t.then(function(){\n\t\t\treturn this.hooks.render.trigger(view, this);\n\t\t}.bind(this))\n\t\t.then(function(){\n\t\t\tif(show !== false && this.views.hidden === false) {\n\t\t\t\tthis.q.enqueue(function(view){\n\t\t\t\t\tview.show();\n\t\t\t\t}, view);\n\t\t\t}\n\n\n\t\t\t// this.map = new Map(view, this.layout);\n\t\t\tthis.hooks.show.trigger(view, this);\n\t\t\tthis.trigger(\"rendered\", view.section);\n\n\t\t}.bind(this))\n\t\t.catch(function(e){\n\t\t\tthis.trigger(\"loaderror\", e);\n\t\t}.bind(this));\n\n};\n\n\nRendition.prototype.afterDisplayed = function(view){\n\tthis.trigger(\"added\", view.section);\n};\n\nRendition.prototype.fill = function(view){\n\n\tthis.views.clear();\n\n\tthis.views.append(view);\n\n\t// view.on(\"shown\", this.afterDisplayed.bind(this));\n\tview.onDisplayed = this.afterDisplayed.bind(this);\n\n\treturn this.render(view);\n};\n\nRendition.prototype.resizeView = function(view) {\n\n\tif(this.globalLayoutProperties.layout === \"pre-paginated\") {\n\t\tview.lock(\"both\", this.stage.width, this.stage.height);\n\t} else {\n\t\tview.lock(\"width\", this.stage.width, this.stage.height);\n\t}\n\n};\n\nRendition.prototype.stageSize = function(_width, _height){\n\tvar bounds;\n\tvar width = _width || this.settings.width;\n\tvar height = _height || this.settings.height;\n\n\t// If width or height are set to false, inherit them from containing element\n\tif(width === false) {\n\t\tbounds = this.element.getBoundingClientRect();\n\n\t\tif(bounds.width) {\n\t\t\twidth = bounds.width;\n\t\t\tthis.container.style.width = bounds.width + \"px\";\n\t\t}\n\t}\n\n\tif(height === false) {\n\t\tbounds = bounds || this.element.getBoundingClientRect();\n\n\t\tif(bounds.height) {\n\t\t\theight = bounds.height;\n\t\t\tthis.container.style.height = bounds.height + \"px\";\n\t\t}\n\n\t}\n\n\tif(width && !core.isNumber(width)) {\n\t\tbounds = this.container.getBoundingClientRect();\n\t\twidth = bounds.width;\n\t\t//height = bounds.height;\n\t}\n\n\tif(height && !core.isNumber(height)) {\n\t\tbounds = bounds || this.container.getBoundingClientRect();\n\t\t//width = bounds.width;\n\t\theight = bounds.height;\n\t}\n\n\n\tthis.containerStyles = window.getComputedStyle(this.container);\n\tthis.containerPadding = {\n\t\tleft: parseFloat(this.containerStyles[\"padding-left\"]) || 0,\n\t\tright: parseFloat(this.containerStyles[\"padding-right\"]) || 0,\n\t\ttop: parseFloat(this.containerStyles[\"padding-top\"]) || 0,\n\t\tbottom: parseFloat(this.containerStyles[\"padding-bottom\"]) || 0\n\t};\n\n\tthis.stage = {\n\t\twidth: width -\n\t\t\t\t\t\tthis.containerPadding.left -\n\t\t\t\t\t\tthis.containerPadding.right,\n\t\theight: height -\n\t\t\t\t\t\tthis.containerPadding.top -\n\t\t\t\t\t\tthis.containerPadding.bottom\n\t};\n\n\treturn this.stage;\n\n};\n\nRendition.prototype.applyLayoutMethod = function() {\n\n\tthis.layout = new Layout.Scroll();\n\tthis.updateLayout();\n\n\tthis.map = new Map(this.layout);\n};\n\nRendition.prototype.updateLayout = function() {\n\n\tthis.layout.calculate(this.stage.width, this.stage.height);\n\n};\n\nRendition.prototype.resize = function(width, height){\n\n\tthis.stageSize(width, height);\n\n\tthis.updateLayout();\n\n\tthis.views.each(this.resizeView.bind(this));\n\n\tthis.trigger(\"resized\", {\n\t\twidth: this.stage.width,\n\t\theight: this.stage.height\n\t});\n\n};\n\nRendition.prototype.onResized = function(e) {\n\tthis.resize();\n};\n\nRendition.prototype.createView = function(section) {\n\treturn new View(section, this.viewSettings);\n};\n\nRendition.prototype.next = function(){\n\n\treturn this.q.enqueue(function(){\n\n\t\tvar next;\n\t\tvar view;\n\n\t\tif(!this.views.length) return;\n\n\t\tnext = this.views.last().section.next();\n\n\t\tif(next) {\n\t\t\tview = this.createView(next);\n\t\t\treturn this.fill(view);\n\t\t}\n\n\t});\n\n};\n\nRendition.prototype.prev = function(){\n\n\treturn this.q.enqueue(function(){\n\n\t\tvar prev;\n\t\tvar view;\n\n\t\tif(!this.views.length) return;\n\n\t\tprev = this.views.first().section.prev();\n\t\tif(prev) {\n\t\t\tview = this.createView(prev);\n\t\t\treturn this.fill(view);\n\t\t}\n\n\t});\n\n};\n\n//-- http://www.idpf.org/epub/fxl/\nRendition.prototype.parseLayoutProperties = function(_metadata){\n\tvar metadata = _metadata || this.book.package.metadata;\n\tvar layout = (this.layoutOveride && this.layoutOveride.layout) || metadata.layout || \"reflowable\";\n\tvar spread = (this.layoutOveride && this.layoutOveride.spread) || metadata.spread || \"auto\";\n\tvar orientation = (this.layoutOveride && this.layoutOveride.orientation) || metadata.orientation || \"auto\";\n\tthis.globalLayoutProperties = {\n\t\tlayout : layout,\n\t\tspread : spread,\n\t\torientation : orientation\n\t};\n\treturn this.globalLayoutProperties;\n};\n\n\nRendition.prototype.current = function(){\n\tvar visible = this.visible();\n\tif(visible.length){\n\t\t// Current is the last visible view\n\t\treturn visible[visible.length-1];\n\t}\n return null;\n};\n\nRendition.prototype.isVisible = function(view, offsetPrev, offsetNext, _container){\n\tvar position = view.position();\n\tvar container = _container || this.container.getBoundingClientRect();\n\n\tif(this.settings.axis === \"horizontal\" &&\n\t\tposition.right > container.left - offsetPrev &&\n\t\tposition.left < container.right + offsetNext) {\n\n\t\treturn true;\n\n } else if(this.settings.axis === \"vertical\" &&\n \tposition.bottom > container.top - offsetPrev &&\n\t\tposition.top < container.bottom + offsetNext) {\n\n\t\treturn true;\n }\n\n\treturn false;\n\n};\n\nRendition.prototype.visible = function(){\n\tvar container = this.bounds();\n\tvar displayedViews = this.views.displayed();\n var visible = [];\n var isVisible;\n var view;\n\n for (var i = 0; i < displayedViews.length; i++) {\n view = displayedViews[i];\n isVisible = this.isVisible(view, 0, 0, container);\n\n if(isVisible === true) {\n visible.push(view);\n }\n\n }\n return visible;\n\n};\n\nRendition.prototype.bounds = function(func) {\n var bounds;\n\n if(!this.settings.height) {\n bounds = core.windowBounds();\n } else {\n bounds = this.container.getBoundingClientRect();\n }\n\n return bounds;\n};\n\nRendition.prototype.destroy = function(){\n // Clear the queue\n\tthis.q.clear();\n\n\tthis.views.clear();\n\n\tclearTimeout(this.trimTimeout);\n\tif(this.settings.hidden) {\n\t\tthis.element.removeChild(this.wrapper);\n\t} else {\n\t\tthis.element.removeChild(this.container);\n\t}\n\n};\n\nRendition.prototype.reportLocation = function(){\n return this.q.enqueue(function(){\n this.location = this.currentLocation();\n this.trigger(\"locationChanged\", this.location);\n }.bind(this));\n};\n\nRendition.prototype.currentLocation = function(){\n var view;\n var start, end;\n\n if(this.views.length) {\n \tview = this.views.first();\n // start = container.left - view.position().left;\n // end = start + this.layout.spread;\n\n return this.map.page(view);\n }\n\n};\n\nRendition.prototype.scrollBy = function(x, y, silent){\n if(silent) {\n this.ignore = true;\n }\n\n if(this.settings.height) {\n\n if(x) this.container.scrollLeft += x;\n \tif(y) this.container.scrollTop += y;\n\n } else {\n \twindow.scrollBy(x,y);\n }\n // console.log(\"scrollBy\", x, y);\n this.scrolled = true;\n};\n\nRendition.prototype.scrollTo = function(x, y, silent){\n if(silent) {\n this.ignore = true;\n }\n\n if(this.settings.height) {\n \tthis.container.scrollLeft = x;\n \tthis.container.scrollTop = y;\n } else {\n \twindow.scrollTo(x,y);\n }\n // console.log(\"scrollTo\", x, y);\n this.scrolled = true;\n // if(this.container.scrollLeft != x){\n // setTimeout(function() {\n // this.scrollTo(x, y, silent);\n // }.bind(this), 10);\n // return;\n // };\n };\n\nRendition.prototype.passViewEvents = function(view){\n view.listenedEvents.forEach(function(e){\n\t\tview.on(e, this.triggerViewEvent.bind(this));\n\t}.bind(this));\n};\n\nRendition.prototype.triggerViewEvent = function(e){\n this.trigger(e.type, e);\n};\n\n//-- Enable binding events to Renderer\nRSVP.EventTarget.mixin(Rendition.prototype);\n\nmodule.exports = Rendition;\n","var core = require('./core');\n\nfunction links(view, renderer) {\n\n var links = view.document.querySelectorAll(\"a[href]\");\n var replaceLinks = function(link){\n var href = link.getAttribute(\"href\");\n var uri = new core.uri(href);\n\n\n if(uri.protocol){\n\n link.setAttribute(\"target\", \"_blank\");\n\n }else{\n\n // relative = core.resolveUrl(directory, href);\n // if(uri.fragment && !base) {\n // link.onclick = function(){\n // renderer.fragment(href);\n // return false;\n // };\n // } else {\n\n //}\n\n if(href.indexOf(\"#\") === 0) {\n // do nothing with fragment yet\n } else {\n link.onclick = function(){\n renderer.display(href);\n return false;\n };\n }\n\n }\n };\n\n for (var i = 0; i < links.length; i++) {\n replaceLinks(links[i]);\n }\n\n\n};\n\nmodule.exports = {\n 'links': links\n};\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar EpubCFI = require('./epubcfi');\nvar Hook = require('./hook');\n\nfunction Section(item){\n this.idref = item.idref;\n this.linear = item.linear;\n this.properties = item.properties;\n this.index = item.index;\n this.href = item.href;\n this.url = item.url;\n this.next = item.next;\n this.prev = item.prev;\n\n this.epubcfi = new EpubCFI();\n this.cfiBase = item.cfiBase;\n\n this.hooks = {};\n this.hooks.replacements = new Hook(this);\n\n // Register replacements\n this.hooks.replacements.register(this.replacements);\n};\n\n\nSection.prototype.load = function(_request){\n var request = _request || this.request || core.request;\n var loading = new RSVP.defer();\n var loaded = loading.promise;\n\n if(this.contents) {\n loading.resolve(this.contents);\n } else {\n request(this.url, 'xml')\n .then(function(xml){\n var base;\n var directory = core.folder(this.url);\n\n this.document = xml;\n this.contents = xml.documentElement;\n\n return this.hooks.replacements.trigger(this.document);\n }.bind(this))\n .then(function(){\n loading.resolve(this.contents);\n }.bind(this))\n .catch(function(error){\n loading.reject(error);\n });\n }\n\n return loaded;\n};\n\nSection.prototype.replacements = function(_document){\n var task = new RSVP.defer();\n var base = _document.createElement(\"base\"); // TODO: check if exists\n var head;\n\n base.setAttribute(\"href\", this.url);\n\n if(_document) {\n head = _document.querySelector(\"head\");\n }\n if(head) {\n head.insertBefore(base, head.firstChild);\n task.resolve();\n } else {\n task.reject(new Error(\"No head to insert into\"));\n }\n\n\n return task.promise;\n};\n\nSection.prototype.beforeSectionLoad = function(){\n // Stub for a hook - replace me for now\n};\n\nSection.prototype.render = function(_request){\n var rendering = new RSVP.defer();\n var rendered = rendering.promise;\n\n this.load(_request).then(function(contents){\n var serializer = new XMLSerializer();\n var output = serializer.serializeToString(contents);\n rendering.resolve(output);\n })\n .catch(function(error){\n rendering.reject(error);\n });\n\n return rendered;\n};\n\nSection.prototype.find = function(_query){\n\n};\n\n/**\n* Reconciles the current chapters layout properies with\n* the global layout properities.\n* Takes: global layout settings object, chapter properties string\n* Returns: Object with layout properties\n*/\nSection.prototype.reconcileLayoutSettings = function(global){\n //-- Get the global defaults\n var settings = {\n layout : global.layout,\n spread : global.spread,\n orientation : global.orientation\n };\n\n //-- Get the chapter's display type\n this.properties.forEach(function(prop){\n var rendition = prop.replace(\"rendition:\", '');\n var split = rendition.indexOf(\"-\");\n var property, value;\n\n if(split != -1){\n property = rendition.slice(0, split);\n value = rendition.slice(split+1);\n\n settings[property] = value;\n }\n });\n return settings;\n};\n\nSection.prototype.cfiFromRange = function(_range) {\n return this.epubcfi.generateCfiFromRange(_range, this.cfiBase);\n};\n\nSection.prototype.cfiFromElement = function(el) {\n return this.epubcfi.generateCfiFromElement(el, this.cfiBase);\n};\n\nmodule.exports = Section;\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar EpubCFI = require('./epubcfi');\nvar Section = require('./section');\n\nfunction Spine(_request){\n this.request = _request;\n this.spineItems = [];\n this.spineByHref = {};\n this.spineById = {};\n\n};\n\nSpine.prototype.load = function(_package) {\n\n this.items = _package.spine;\n this.manifest = _package.manifest;\n this.spineNodeIndex = _package.spineNodeIndex;\n this.baseUrl = _package.baseUrl || '';\n this.length = this.items.length;\n this.epubcfi = new EpubCFI();\n\n this.items.forEach(function(item, index){\n var href, url;\n var manifestItem = this.manifest[item.idref];\n var spineItem;\n item.cfiBase = this.epubcfi.generateChapterComponent(this.spineNodeIndex, item.index, item.idref);\n\n if(manifestItem) {\n item.href = manifestItem.href;\n item.url = this.baseUrl + item.href;\n\n\n if(manifestItem.properties.length){\n item.properties.push.apply(item.properties, manifestItem.properties);\n }\n }\n\n // if(index > 0) {\n item.prev = function(){ return this.get(index-1); }.bind(this);\n // }\n\n // if(index+1 < this.items.length) {\n item.next = function(){ return this.get(index+1); }.bind(this);\n // }\n\n spineItem = new Section(item);\n this.append(spineItem);\n\n\n }.bind(this));\n\n};\n\n// book.spine.get();\n// book.spine.get(1);\n// book.spine.get(\"chap1.html\");\n// book.spine.get(\"#id1234\");\nSpine.prototype.get = function(target) {\n var index = 0;\n\n if(this.epubcfi.isCfiString(target)) {\n cfi = this.epubcfi.parse(target);\n index = cfi.spinePos;\n } else if(target && (typeof target === \"number\" || isNaN(target) === false)){\n index = target;\n } else if(target && target.indexOf(\"#\") === 0) {\n index = this.spineById[target.substring(1)];\n } else if(target) {\n // Remove fragments\n target = target.split(\"#\")[0];\n index = this.spineByHref[target];\n }\n\n return this.spineItems[index] || null;\n};\n\nSpine.prototype.append = function(section) {\n var index = this.spineItems.length;\n section.index = index;\n\n this.spineItems.push(section);\n\n this.spineByHref[section.href] = index;\n this.spineById[section.idref] = index;\n\n return index;\n};\n\nSpine.prototype.prepend = function(section) {\n var index = this.spineItems.unshift(section);\n this.spineByHref[section.href] = 0;\n this.spineById[section.idref] = 0;\n\n // Re-index\n this.spineItems.forEach(function(item, index){\n item.index = index;\n });\n\n return 0;\n};\n\nSpine.prototype.insert = function(section, index) {\n\n};\n\nSpine.prototype.remove = function(section) {\n var index = this.spineItems.indexOf(section);\n\n if(index > -1) {\n delete this.spineByHref[section.href];\n delete this.spineById[section.idref];\n\n return this.spineItems.splice(index, 1);\n }\n};\n\nSpine.prototype.each = function() {\n\treturn this.spineItems.forEach.apply(this.spineItems, arguments);\n};\n\nmodule.exports = Spine;\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar EpubCFI = require('./epubcfi');\n\nfunction View(section, options) {\n this.settings = options || {};\n\n this.id = \"epubjs-view:\" + core.uuid();\n this.section = section;\n this.index = section.index;\n\n this.element = document.createElement('div');\n this.element.classList.add(\"epub-view\");\n\n\n // this.element.style.minHeight = \"100px\";\n this.element.style.height = \"0px\";\n this.element.style.width = \"0px\";\n this.element.style.overflow = \"hidden\";\n\n this.added = false;\n this.displayed = false;\n this.rendered = false;\n\n //this.width = 0;\n //this.height = 0;\n\n // Blank Cfi for Parsing\n this.epubcfi = new EpubCFI();\n\n if(this.settings.axis && this.settings.axis == \"horizontal\"){\n this.element.style.display = \"inline-block\";\n } else {\n this.element.style.display = \"block\";\n }\n\n // Dom events to listen for\n this.listenedEvents = [\"keydown\", \"keyup\", \"keypressed\", \"mouseup\", \"mousedown\", \"click\", \"touchend\", \"touchstart\"];\n\n};\n\nView.prototype.create = function() {\n\n if(this.iframe) {\n return this.iframe;\n }\n\n this.iframe = document.createElement('iframe');\n this.iframe.id = this.id;\n this.iframe.scrolling = \"no\"; // Might need to be removed: breaks ios width calculations\n this.iframe.style.overflow = \"hidden\";\n this.iframe.seamless = \"seamless\";\n // Back up if seamless isn't supported\n this.iframe.style.border = \"none\";\n\n this.resizing = true;\n\n // this.iframe.style.display = \"none\";\n this.element.style.visibility = \"hidden\";\n this.iframe.style.visibility = \"hidden\";\n\n this.iframe.style.width = \"0\";\n this.iframe.style.height = \"0\";\n this._width = 0;\n this._height = 0;\n\n this.element.appendChild(this.iframe);\n this.added = true;\n\n this.elementBounds = core.bounds(this.element);\n\n // if(width || height){\n // this.resize(width, height);\n // } else if(this.width && this.height){\n // this.resize(this.width, this.height);\n // } else {\n // this.iframeBounds = core.bounds(this.iframe);\n // }\n\n // Firefox has trouble with baseURI and srcdoc\n // Disabled for now\n /*\n if(!!(\"srcdoc\" in this.iframe)) {\n this.supportsSrcdoc = true;\n } else {\n this.supportsSrcdoc = false;\n }\n */\n this.supportsSrcdoc = false;\n\n return this.iframe;\n};\n\n\nView.prototype.lock = function(what, width, height) {\n\n var elBorders = core.borders(this.element);\n var iframeBorders;\n\n if(this.iframe) {\n iframeBorders = core.borders(this.iframe);\n } else {\n iframeBorders = {width: 0, height: 0};\n }\n\n if(what == \"width\" && core.isNumber(width)){\n this.lockedWidth = width - elBorders.width - iframeBorders.width;\n this.resize(this.lockedWidth, width); // width keeps ratio correct\n }\n\n if(what == \"height\" && core.isNumber(height)){\n this.lockedHeight = height - elBorders.height - iframeBorders.height;\n this.resize(width, this.lockedHeight);\n }\n\n if(what === \"both\" &&\n core.isNumber(width) &&\n core.isNumber(height)){\n\n this.lockedWidth = width - elBorders.width - iframeBorders.width;\n this.lockedHeight = height - elBorders.height - iframeBorders.height;\n\n this.resize(this.lockedWidth, this.lockedHeight);\n }\n\n if(this.displayed && this.iframe) {\n\n this.layout();\n this.expand();\n\n }\n\n\n\n};\n\nView.prototype.expand = function(force) {\n var width = this.lockedWidth;\n var height = this.lockedHeight;\n\n var textWidth, textHeight;\n // console.log(\"expanding a\")\n if(!this.iframe || this._expanding) return;\n\n this._expanding = true;\n\n // Expand Horizontally\n if(height && !width) {\n // Get the width of the text\n textWidth = this.textWidth();\n // Check if the textWidth has changed\n if(textWidth != this._textWidth){\n // Get the contentWidth by resizing the iframe\n // Check with a min reset of the textWidth\n width = this.contentWidth(textWidth);\n // Save the textWdith\n this._textWidth = textWidth;\n // Save the contentWidth\n this._contentWidth = width;\n } else {\n // Otherwise assume content height hasn't changed\n width = this._contentWidth;\n }\n }\n\n // Expand Vertically\n if(width && !height) {\n textHeight = this.textHeight();\n if(textHeight != this._textHeight){\n height = this.contentHeight(textHeight);\n this._textHeight = textHeight;\n this._contentHeight = height;\n } else {\n height = this._contentHeight;\n }\n }\n\n // Only Resize if dimensions have changed or\n // if Frame is still hidden, so needs reframing\n if(this._needsReframe || width != this._width || height != this._height){\n this.resize(width, height);\n }\n\n this._expanding = false;\n};\n\nView.prototype.contentWidth = function(min) {\n var prev;\n var width;\n\n // Save previous width\n prev = this.iframe.style.width;\n // Set the iframe size to min, width will only ever be greater\n // Will preserve the aspect ratio\n this.iframe.style.width = (min || 0) + \"px\";\n // Get the scroll overflow width\n width = this.document.body.scrollWidth;\n // Reset iframe size back\n this.iframe.style.width = prev;\n return width;\n};\n\nView.prototype.contentHeight = function(min) {\n var prev;\n var height;\n\n prev = this.iframe.style.height;\n this.iframe.style.height = (min || 0) + \"px\";\n height = this.document.body.scrollHeight;\n this.iframe.style.height = prev;\n return height;\n};\n\nView.prototype.textWidth = function() {\n var width;\n var range = this.document.createRange();\n\n // Select the contents of frame\n range.selectNodeContents(this.document.body);\n\n // get the width of the text content\n width = range.getBoundingClientRect().width;\n return width;\n\n};\n\nView.prototype.textHeight = function() {\n var height;\n var range = this.document.createRange();\n\n range.selectNodeContents(this.document.body);\n\n height = range.getBoundingClientRect().height;\n return height;\n};\n\nView.prototype.resize = function(width, height) {\n\n if(!this.iframe) return;\n\n if(core.isNumber(width)){\n this.iframe.style.width = width + \"px\";\n this._width = width;\n }\n\n if(core.isNumber(height)){\n this.iframe.style.height = height + \"px\";\n this._height = height;\n }\n\n this.iframeBounds = core.bounds(this.iframe);\n\n this.reframe(this.iframeBounds.width, this.iframeBounds.height);\n\n};\n\nView.prototype.reframe = function(width, height) {\n //var prevBounds;\n\n if(!this.displayed) {\n this._needsReframe = true;\n return;\n }\n\n if(core.isNumber(width)){\n this.element.style.width = width + \"px\";\n }\n\n if(core.isNumber(height)){\n this.element.style.height = height + \"px\";\n }\n\n this.prevBounds = this.elementBounds;\n\n this.elementBounds = core.bounds(this.element);\n\n this.trigger(\"resized\", {\n width: this.elementBounds.width,\n height: this.elementBounds.height,\n widthDelta: this.elementBounds.width - this.prevBounds.width,\n heightDelta: this.elementBounds.height - this.prevBounds.height,\n });\n\n};\n\nView.prototype.resized = function(e) {\n /*\n if (!this.resizing) {\n if(this.iframe) {\n // this.expand();\n }\n } else {\n this.resizing = false;\n }*/\n\n};\n\nView.prototype.render = function(_request) {\n\n // if(this.rendering){\n // return this.displayed;\n // }\n\n this.rendering = true;\n // this.displayingDefer = new RSVP.defer();\n // this.displayedPromise = this.displaying.promise;\n\n return this.section.render(_request)\n .then(function(contents){\n return this.load(contents);\n }.bind(this));\n};\n\nView.prototype.load = function(contents) {\n var loading = new RSVP.defer();\n var loaded = loading.promise;\n\n if(!this.iframe) {\n loading.reject(new Error(\"No Iframe Available\"));\n return loaded;\n }\n\n this.iframe.onload = function(event) {\n\n this.window = this.iframe.contentWindow;\n this.document = this.iframe.contentDocument;\n this.rendering = false;\n loading.resolve(this);\n\n }.bind(this);\n\n if(this.supportsSrcdoc){\n this.iframe.srcdoc = contents;\n } else {\n\n this.document = this.iframe.contentDocument;\n\n if(!this.document) {\n loading.reject(new Error(\"No Document Available\"));\n return loaded;\n }\n\n this.document.open();\n this.document.write(contents);\n this.document.close();\n\n }\n\n return loaded;\n};\n\n\nView.prototype.layout = function(layoutFunc) {\n\n this.iframe.style.display = \"inline-block\";\n\n // Reset Body Styles\n this.document.body.style.margin = \"0\";\n //this.document.body.style.display = \"inline-block\";\n //this.document.documentElement.style.width = \"auto\";\n\n if(layoutFunc){\n layoutFunc(this);\n }\n\n this.onLayout(this);\n\n};\n\nView.prototype.onLayout = function(view) {\n // stub\n};\n\nView.prototype.listeners = function() {\n /*\n setTimeout(function(){\n this.window.addEventListener(\"resize\", this.resized.bind(this), false);\n }.bind(this), 10); // Wait to listen for resize events\n */\n\n // Wait for fonts to load to finish\n // http://dev.w3.org/csswg/css-font-loading/\n // Not implemented fully except in chrome\n\n if(this.document.fonts && this.document.fonts.status === \"loading\") {\n // console.log(\"fonts unloaded\");\n this.document.fonts.onloadingdone = function(){\n // console.log(\"loaded fonts\");\n this.expand();\n }.bind(this);\n }\n\n if(this.section.properties.indexOf(\"scripted\") > -1){\n this.observer = this.observe(this.document.body);\n }\n\n this.imageLoadListeners();\n\n this.mediaQueryListeners();\n\n // this.resizeListenters();\n\n this.addEventListeners();\n\n this.addSelectionListeners();\n};\n\nView.prototype.removeListeners = function() {\n\n this.removeEventListeners();\n\n this.removeSelectionListeners();\n};\n\nView.prototype.resizeListenters = function() {\n // Test size again\n clearTimeout(this.expanding);\n this.expanding = setTimeout(this.expand.bind(this), 350);\n};\n\n//https://github.com/tylergaw/media-query-events/blob/master/js/mq-events.js\nView.prototype.mediaQueryListeners = function() {\n var sheets = this.document.styleSheets;\n var mediaChangeHandler = function(m){\n if(m.matches && !this._expanding) {\n setTimeout(this.expand.bind(this), 1);\n // this.expand();\n }\n }.bind(this);\n\n for (var i = 0; i < sheets.length; i += 1) {\n var rules = sheets[i].cssRules;\n if(!rules) return; // Stylesheets changed\n for (var j = 0; j < rules.length; j += 1) {\n //if (rules[j].constructor === CSSMediaRule) {\n if(rules[j].media){\n var mql = this.window.matchMedia(rules[j].media.mediaText);\n mql.addListener(mediaChangeHandler);\n //mql.onchange = mediaChangeHandler;\n }\n }\n }\n};\n\nView.prototype.observe = function(target) {\n var renderer = this;\n\n // create an observer instance\n var observer = new MutationObserver(function(mutations) {\n if(renderer._expanding) {\n renderer.expand();\n }\n // mutations.forEach(function(mutation) {\n // console.log(mutation);\n // });\n });\n\n // configuration of the observer:\n var config = { attributes: true, childList: true, characterData: true, subtree: true };\n\n // pass in the target node, as well as the observer options\n observer.observe(target, config);\n\n return observer;\n};\n\n// View.prototype.appendTo = function(element) {\n// this.element = element;\n// this.element.appendChild(this.iframe);\n// };\n//\n// View.prototype.prependTo = function(element) {\n// this.element = element;\n// element.insertBefore(this.iframe, element.firstChild);\n// };\n\nView.prototype.imageLoadListeners = function(target) {\n var images = this.document.body.querySelectorAll(\"img\");\n var img;\n for (var i = 0; i < images.length; i++) {\n img = images[i];\n\n if (typeof img.naturalWidth !== \"undefined\" &&\n img.naturalWidth === 0) {\n img.onload = this.expand.bind(this);\n }\n }\n};\n\nView.prototype.display = function() {\n var displayed = new RSVP.defer();\n\n this.displayed = true;\n\n this.layout();\n\n this.listeners();\n\n this.expand();\n\n this.trigger(\"displayed\", this);\n this.onDisplayed(this);\n\n displayed.resolve(this);\n\n return displayed.promise;\n};\n\nView.prototype.show = function() {\n\n this.element.style.visibility = \"visible\";\n\n if(this.iframe){\n this.iframe.style.visibility = \"visible\";\n }\n\n this.trigger(\"shown\", this);\n};\n\nView.prototype.hide = function() {\n // this.iframe.style.display = \"none\";\n this.element.style.visibility = \"hidden\";\n this.iframe.style.visibility = \"hidden\";\n\n this.stopExpanding = true;\n this.trigger(\"hidden\", this);\n};\n\nView.prototype.position = function() {\n return this.element.getBoundingClientRect();\n};\n\nView.prototype.onDisplayed = function(view) {\n // Stub, override with a custom functions\n};\n\nView.prototype.bounds = function() {\n if(!this.elementBounds) {\n this.elementBounds = core.bounds(this.element);\n }\n return this.elementBounds;\n};\n\nView.prototype.destroy = function() {\n // Stop observing\n if(this.observer) {\n this.observer.disconnect();\n }\n\n if(this.displayed){\n this.removeListeners();\n\n this.stopExpanding = true;\n this.element.removeChild(this.iframe);\n this.displayed = false;\n this.iframe = null;\n\n this._textWidth = null;\n this._textHeight = null;\n this._width = null;\n this._height = null;\n }\n // this.element.style.height = \"0px\";\n // this.element.style.width = \"0px\";\n};\n\nView.prototype.root = function() {\n if(!this.document) return null;\n return this.document.documentElement;\n};\n\nView.prototype.locationOf = function(target) {\n var parentPos = this.iframe.getBoundingClientRect();\n var targetPos = {\"left\": 0, \"top\": 0};\n\n if(!this.document) return;\n\n if(this.epubcfi.isCfiString(target)) {\n cfi = this.epubcfi.parse(target);\n\n if(typeof document.evaluate === 'undefined') {\n marker = this.epubcfi.addMarker(cfi, this.document);\n if(marker) {\n // Must Clean up Marker before going to page\n this.epubcfi.removeMarker(marker, this.document);\n\n targetPos = marker.getBoundingClientRect();\n }\n } else {\n range = this.epubcfi.generateRangeFromCfi(cfi, this.document);\n if(range) {\n targetPos = range.getBoundingClientRect();\n }\n }\n } else if(typeof target === \"string\" &&\n target.indexOf(\"#\") > -1) {\n\n id = target.substring(target.indexOf(\"#\")+1);\n el = this.document.getElementById(id);\n\n if(el) {\n targetPos = el.getBoundingClientRect();\n }\n }\n\n return {\n \"left\": window.scrollX + parentPos.left + targetPos.left,\n \"top\": window.scrollY + parentPos.top + targetPos.top\n };\n};\n\nView.prototype.addCss = function(src) {\n return new RSVP.Promise(function(resolve, reject){\n var $stylesheet;\n var ready = false;\n\n if(!this.document) {\n resolve(false);\n return;\n }\n\n $stylesheet = this.document.createElement('link');\n $stylesheet.type = 'text/css';\n $stylesheet.rel = \"stylesheet\";\n $stylesheet.href = src;\n $stylesheet.onload = $stylesheet.onreadystatechange = function() {\n if ( !ready && (!this.readyState || this.readyState == 'complete') ) {\n ready = true;\n // Let apply\n setTimeout(function(){\n resolve(true);\n }, 1);\n }\n };\n\n this.document.head.appendChild($stylesheet);\n\n }.bind(this));\n};\n\n// https://developer.mozilla.org/en-US/docs/Web/API/CSSStyleSheet/insertRule\nView.prototype.addStylesheetRules = function(rules) {\n var styleEl;\n var styleSheet;\n\n if(!this.document) return;\n\n styleEl = this.document.createElement('style');\n\n // Append style element to head\n this.document.head.appendChild(styleEl);\n\n // Grab style sheet\n styleSheet = styleEl.sheet;\n\n for (var i = 0, rl = rules.length; i < rl; i++) {\n var j = 1, rule = rules[i], selector = rules[i][0], propStr = '';\n // If the second argument of a rule is an array of arrays, correct our variables.\n if (Object.prototype.toString.call(rule[1][0]) === '[object Array]') {\n rule = rule[1];\n j = 0;\n }\n\n for (var pl = rule.length; j < pl; j++) {\n var prop = rule[j];\n propStr += prop[0] + ':' + prop[1] + (prop[2] ? ' !important' : '') + ';\\n';\n }\n\n // Insert CSS Rule\n styleSheet.insertRule(selector + '{' + propStr + '}', styleSheet.cssRules.length);\n }\n};\n\nView.prototype.addScript = function(src) {\n\n return new RSVP.Promise(function(resolve, reject){\n var $script;\n var ready = false;\n\n if(!this.document) {\n resolve(false);\n return;\n }\n\n $script = this.document.createElement('script');\n $script.type = 'text/javascript';\n $script.async = true;\n $script.src = src;\n $script.onload = $script.onreadystatechange = function() {\n if ( !ready && (!this.readyState || this.readyState == 'complete') ) {\n ready = true;\n setTimeout(function(){\n resolve(true);\n }, 1);\n }\n };\n\n this.document.head.appendChild($script);\n\n }.bind(this));\n};\n\nView.prototype.addEventListeners = function(){\n if(!this.document) {\n return;\n }\n this.listenedEvents.forEach(function(eventName){\n this.document.addEventListener(eventName, this.triggerEvent.bind(this), false);\n }, this);\n\n};\n\nView.prototype.removeEventListeners = function(){\n if(!this.document) {\n return;\n }\n this.listenedEvents.forEach(function(eventName){\n this.document.removeEventListener(eventName, this.triggerEvent, false);\n }, this);\n\n};\n\n// Pass browser events\nView.prototype.triggerEvent = function(e){\n this.trigger(e.type, e);\n};\n\nView.prototype.addSelectionListeners = function(){\n if(!this.document) {\n return;\n }\n this.document.addEventListener(\"selectionchange\", this.onSelectionChange.bind(this), false);\n};\n\nView.prototype.removeSelectionListeners = function(){\n if(!this.document) {\n return;\n }\n this.document.removeEventListener(\"selectionchange\", this.onSelectionChange, false);\n};\n\nView.prototype.onSelectionChange = function(e){\n if (this.selectionEndTimeout) {\n clearTimeout(this.selectionEndTimeout);\n }\n this.selectionEndTimeout = setTimeout(function() {\n this.selectedRange = this.window.getSelection();\n this.trigger(\"selected\", this.selectedRange);\n }.bind(this), 500);\n};\n\nRSVP.EventTarget.mixin(View.prototype);\n\nmodule.exports = View;\n","function Views(container) {\n this.container = container;\n this._views = [];\n this.length = 0;\n this.hidden = false;\n};\n\nViews.prototype.first = function() {\n\treturn this._views[0];\n};\n\nViews.prototype.last = function() {\n\treturn this._views[this._views.length-1];\n};\n\nViews.prototype.each = function() {\n\treturn this._views.forEach.apply(this._views, arguments);\n};\n\nViews.prototype.indexOf = function(view) {\n\treturn this._views.indexOf(view);\n};\n\nViews.prototype.slice = function() {\n\treturn this._views.slice.apply(this._views, arguments);\n};\n\nViews.prototype.get = function(i) {\n\treturn this._views[i];\n};\n\nViews.prototype.append = function(view){\n\tthis._views.push(view);\n\tthis.container.appendChild(view.element);\n this.length++;\n return view;\n};\n\nViews.prototype.prepend = function(view){\n\tthis._views.unshift(view);\n\tthis.container.insertBefore(view.element, this.container.firstChild);\n this.length++;\n return view;\n};\n\nViews.prototype.insert = function(view, index) {\n\tthis._views.splice(index, 0, view);\n\n\tif(index < this.container.children.length){\n\t\tthis.container.insertBefore(view.element, this.container.children[index]);\n\t} else {\n\t\tthis.container.appendChild(view.element);\n\t}\n this.length++;\n return view;\n};\n\nViews.prototype.remove = function(view) {\n\tvar index = this._views.indexOf(view);\n\n\tif(index > -1) {\n\t\tthis._views.splice(index, 1);\n\t}\n\n\n\tthis.destroy(view);\n\n this.length--;\n};\n\nViews.prototype.destroy = function(view) {\n\tview.off(\"resized\");\n\n\tif(view.displayed){\n\t\tview.destroy();\n\t}\n\n\tthis.container.removeChild(view.element);\n\tview = null;\n};\n\n// Iterators\n\nViews.prototype.clear = function(){\n\t// Remove all views\n var view;\n var len = this.length;\n\n if(!this.length) return;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n\t\tthis.destroy(view);\n }\n\n this._views = [];\n this.length = 0;\n};\n\nViews.prototype.find = function(section){\n\n var view;\n var len = this.length;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n\t\tif(view.displayed && view.section.index == section.index) {\n\t\t\treturn view;\n\t\t}\n }\n\n};\n\nViews.prototype.displayed = function(){\n var displayed = [];\n var view;\n var len = this.length;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n if(view.displayed){\n displayed.push(view);\n }\n }\n return displayed;\n};\n\nViews.prototype.show = function(){\n var view;\n var len = this.length;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n if(view.displayed){\n view.show();\n }\n }\n this.hidden = false;\n};\n\nViews.prototype.hide = function(){\n var view;\n var len = this.length;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n if(view.displayed){\n view.hide();\n }\n }\n this.hidden = true;\n};\n\nmodule.exports = Views;\n"]} \ No newline at end of file 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e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o 1) {\n for (var i = 1; i < arguments.length; i++) {\n args[i - 1] = arguments[i];\n }\n }\n queue.push(new Item(fun, args));\n if (queue.length === 1 && !draining) {\n setTimeout(drainQueue, 0);\n }\n};\n\n// v8 likes predictible objects\nfunction Item(fun, array) {\n this.fun = fun;\n this.array = array;\n}\nItem.prototype.run = function () {\n this.fun.apply(null, this.array);\n};\nprocess.title = 'browser';\nprocess.browser = true;\nprocess.env = {};\nprocess.argv = [];\nprocess.version = ''; // empty string to avoid regexp issues\nprocess.versions = {};\n\nfunction noop() {}\n\nprocess.on = noop;\nprocess.addListener = noop;\nprocess.once = noop;\nprocess.off = noop;\nprocess.removeListener = noop;\nprocess.removeAllListeners = noop;\nprocess.emit = noop;\n\nprocess.binding = function (name) {\n throw new Error('process.binding is not supported');\n};\n\nprocess.cwd = function () { return '/' };\nprocess.chdir = function (dir) {\n throw new Error('process.chdir is not supported');\n};\nprocess.umask = function() { return 0; };\n","/*!\n * @overview RSVP - a tiny implementation of Promises/A+.\n * @copyright Copyright (c) 2014 Yehuda Katz, Tom Dale, Stefan Penner and contributors\n * @license Licensed under MIT license\n * See https://raw.githubusercontent.com/tildeio/rsvp.js/master/LICENSE\n * @version 3.0.14\n */\n\n(function() {\n \"use strict\";\n\n function $$rsvp$events$$indexOf(callbacks, callback) {\n for (var i=0, l=callbacks.length; i 1) {\n throw new Error('Second argument not supported');\n }\n if (typeof o !== 'object') {\n throw new TypeError('Argument must be an object');\n }\n $$utils$$F.prototype = o;\n return new $$utils$$F();\n });\n\n var $$instrument$$queue = [];\n\n var $$instrument$$default = function instrument(eventName, promise, child) {\n if (1 === $$instrument$$queue.push({\n name: eventName,\n payload: {\n guid: promise._guidKey + promise._id,\n eventName: eventName,\n detail: promise._result,\n childGuid: child && promise._guidKey + child._id,\n label: promise._label,\n timeStamp: $$utils$$now(),\n stack: new Error(promise._label).stack\n }})) {\n\n setTimeout(function() {\n var entry;\n for (var i = 0; i < $$instrument$$queue.length; i++) {\n entry = $$instrument$$queue[i];\n $$rsvp$config$$config.trigger(entry.name, entry.payload);\n }\n $$instrument$$queue.length = 0;\n }, 50);\n }\n };\n\n function $$$internal$$noop() {}\n var $$$internal$$PENDING = void 0;\n var $$$internal$$FULFILLED = 1;\n var $$$internal$$REJECTED = 2;\n var $$$internal$$GET_THEN_ERROR = new $$$internal$$ErrorObject();\n\n function $$$internal$$getThen(promise) {\n try {\n return promise.then;\n } catch(error) {\n $$$internal$$GET_THEN_ERROR.error = error;\n return $$$internal$$GET_THEN_ERROR;\n }\n }\n\n function $$$internal$$tryThen(then, value, fulfillmentHandler, rejectionHandler) {\n try {\n then.call(value, fulfillmentHandler, rejectionHandler);\n } catch(e) {\n return e;\n }\n }\n\n function $$$internal$$handleForeignThenable(promise, thenable, then) {\n $$rsvp$config$$config.async(function(promise) {\n var sealed = false;\n var error = $$$internal$$tryThen(then, thenable, function(value) {\n if (sealed) { return; }\n sealed = true;\n if (thenable !== value) {\n $$$internal$$resolve(promise, value);\n } else {\n $$$internal$$fulfill(promise, value);\n }\n }, function(reason) {\n if (sealed) { return; }\n sealed = true;\n\n $$$internal$$reject(promise, reason);\n }, 'Settle: ' + (promise._label || ' unknown promise'));\n\n if (!sealed && error) {\n sealed = true;\n $$$internal$$reject(promise, error);\n }\n }, promise);\n }\n\n function $$$internal$$handleOwnThenable(promise, thenable) {\n if (thenable._state === $$$internal$$FULFILLED) {\n $$$internal$$fulfill(promise, thenable._result);\n } else if (promise._state === $$$internal$$REJECTED) {\n $$$internal$$reject(promise, thenable._result);\n } else {\n $$$internal$$subscribe(thenable, undefined, function(value) {\n if (thenable !== value) {\n $$$internal$$resolve(promise, value);\n } else {\n $$$internal$$fulfill(promise, value);\n }\n }, function(reason) {\n $$$internal$$reject(promise, reason);\n });\n }\n }\n\n function $$$internal$$handleMaybeThenable(promise, maybeThenable) {\n if (maybeThenable.constructor === promise.constructor) {\n $$$internal$$handleOwnThenable(promise, maybeThenable);\n } else {\n var then = $$$internal$$getThen(maybeThenable);\n\n if (then === $$$internal$$GET_THEN_ERROR) {\n $$$internal$$reject(promise, $$$internal$$GET_THEN_ERROR.error);\n } else if (then === undefined) {\n $$$internal$$fulfill(promise, maybeThenable);\n } else if ($$utils$$isFunction(then)) {\n $$$internal$$handleForeignThenable(promise, maybeThenable, then);\n } else {\n $$$internal$$fulfill(promise, maybeThenable);\n }\n }\n }\n\n function $$$internal$$resolve(promise, value) {\n if (promise === value) {\n $$$internal$$fulfill(promise, value);\n } else if ($$utils$$objectOrFunction(value)) {\n $$$internal$$handleMaybeThenable(promise, value);\n } else {\n $$$internal$$fulfill(promise, value);\n }\n }\n\n function $$$internal$$publishRejection(promise) {\n if (promise._onerror) {\n promise._onerror(promise._result);\n }\n\n $$$internal$$publish(promise);\n }\n\n function $$$internal$$fulfill(promise, value) {\n if (promise._state !== $$$internal$$PENDING) { return; }\n\n promise._result = value;\n promise._state = $$$internal$$FULFILLED;\n\n if (promise._subscribers.length === 0) {\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default('fulfilled', promise);\n }\n } else {\n $$rsvp$config$$config.async($$$internal$$publish, promise);\n }\n }\n\n function $$$internal$$reject(promise, reason) {\n if (promise._state !== $$$internal$$PENDING) { return; }\n promise._state = $$$internal$$REJECTED;\n promise._result = reason;\n\n $$rsvp$config$$config.async($$$internal$$publishRejection, promise);\n }\n\n function $$$internal$$subscribe(parent, child, onFulfillment, onRejection) {\n var subscribers = parent._subscribers;\n var length = subscribers.length;\n\n parent._onerror = null;\n\n subscribers[length] = child;\n subscribers[length + $$$internal$$FULFILLED] = onFulfillment;\n subscribers[length + $$$internal$$REJECTED] = onRejection;\n\n if (length === 0 && parent._state) {\n $$rsvp$config$$config.async($$$internal$$publish, parent);\n }\n }\n\n function $$$internal$$publish(promise) {\n var subscribers = promise._subscribers;\n var settled = promise._state;\n\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default(settled === $$$internal$$FULFILLED ? 'fulfilled' : 'rejected', promise);\n }\n\n if (subscribers.length === 0) { return; }\n\n var child, callback, detail = promise._result;\n\n for (var i = 0; i < subscribers.length; i += 3) {\n child = subscribers[i];\n callback = subscribers[i + settled];\n\n if (child) {\n $$$internal$$invokeCallback(settled, child, callback, detail);\n } else {\n callback(detail);\n }\n }\n\n promise._subscribers.length = 0;\n }\n\n function $$$internal$$ErrorObject() {\n this.error = null;\n }\n\n var $$$internal$$TRY_CATCH_ERROR = new $$$internal$$ErrorObject();\n\n function $$$internal$$tryCatch(callback, detail) {\n try {\n return callback(detail);\n } catch(e) {\n $$$internal$$TRY_CATCH_ERROR.error = e;\n return $$$internal$$TRY_CATCH_ERROR;\n }\n }\n\n function $$$internal$$invokeCallback(settled, promise, callback, detail) {\n var hasCallback = $$utils$$isFunction(callback),\n value, error, succeeded, failed;\n\n if (hasCallback) {\n value = $$$internal$$tryCatch(callback, detail);\n\n if (value === $$$internal$$TRY_CATCH_ERROR) {\n failed = true;\n error = value.error;\n value = null;\n } else {\n succeeded = true;\n }\n\n if (promise === value) {\n $$$internal$$reject(promise, new TypeError('A promises callback cannot return that same promise.'));\n return;\n }\n\n } else {\n value = detail;\n succeeded = true;\n }\n\n if (promise._state !== $$$internal$$PENDING) {\n // noop\n } else if (hasCallback && succeeded) {\n $$$internal$$resolve(promise, value);\n } else if (failed) {\n $$$internal$$reject(promise, error);\n } else if (settled === $$$internal$$FULFILLED) {\n $$$internal$$fulfill(promise, value);\n } else if (settled === $$$internal$$REJECTED) {\n $$$internal$$reject(promise, value);\n }\n }\n\n function $$$internal$$initializePromise(promise, resolver) {\n try {\n resolver(function resolvePromise(value){\n $$$internal$$resolve(promise, value);\n }, function rejectPromise(reason) {\n $$$internal$$reject(promise, reason);\n });\n } catch(e) {\n $$$internal$$reject(promise, e);\n }\n }\n\n function $$enumerator$$makeSettledResult(state, position, value) {\n if (state === $$$internal$$FULFILLED) {\n return {\n state: 'fulfilled',\n value: value\n };\n } else {\n return {\n state: 'rejected',\n reason: value\n };\n }\n }\n\n function $$enumerator$$Enumerator(Constructor, input, abortOnReject, label) {\n this._instanceConstructor = Constructor;\n this.promise = new Constructor($$$internal$$noop, label);\n this._abortOnReject = abortOnReject;\n\n if (this._validateInput(input)) {\n this._input = input;\n this.length = input.length;\n this._remaining = input.length;\n\n this._init();\n\n if (this.length === 0) {\n $$$internal$$fulfill(this.promise, this._result);\n } else {\n this.length = this.length || 0;\n this._enumerate();\n if (this._remaining === 0) {\n $$$internal$$fulfill(this.promise, this._result);\n }\n }\n } else {\n $$$internal$$reject(this.promise, this._validationError());\n }\n }\n\n $$enumerator$$Enumerator.prototype._validateInput = function(input) {\n return $$utils$$isArray(input);\n };\n\n $$enumerator$$Enumerator.prototype._validationError = function() {\n return new Error('Array Methods must be provided an Array');\n };\n\n $$enumerator$$Enumerator.prototype._init = function() {\n this._result = new Array(this.length);\n };\n\n var $$enumerator$$default = $$enumerator$$Enumerator;\n\n $$enumerator$$Enumerator.prototype._enumerate = function() {\n var length = this.length;\n var promise = this.promise;\n var input = this._input;\n\n for (var i = 0; promise._state === $$$internal$$PENDING && i < length; i++) {\n this._eachEntry(input[i], i);\n }\n };\n\n $$enumerator$$Enumerator.prototype._eachEntry = function(entry, i) {\n var c = this._instanceConstructor;\n if ($$utils$$isMaybeThenable(entry)) {\n if (entry.constructor === c && entry._state !== $$$internal$$PENDING) {\n entry._onerror = null;\n this._settledAt(entry._state, i, entry._result);\n } else {\n this._willSettleAt(c.resolve(entry), i);\n }\n } else {\n this._remaining--;\n this._result[i] = this._makeResult($$$internal$$FULFILLED, i, entry);\n }\n };\n\n $$enumerator$$Enumerator.prototype._settledAt = function(state, i, value) {\n var promise = this.promise;\n\n if (promise._state === $$$internal$$PENDING) {\n this._remaining--;\n\n if (this._abortOnReject && state === $$$internal$$REJECTED) {\n $$$internal$$reject(promise, value);\n } else {\n this._result[i] = this._makeResult(state, i, value);\n }\n }\n\n if (this._remaining === 0) {\n $$$internal$$fulfill(promise, this._result);\n }\n };\n\n $$enumerator$$Enumerator.prototype._makeResult = function(state, i, value) {\n return value;\n };\n\n $$enumerator$$Enumerator.prototype._willSettleAt = function(promise, i) {\n var enumerator = this;\n\n $$$internal$$subscribe(promise, undefined, function(value) {\n enumerator._settledAt($$$internal$$FULFILLED, i, value);\n }, function(reason) {\n enumerator._settledAt($$$internal$$REJECTED, i, reason);\n });\n };\n\n var $$promise$all$$default = function all(entries, label) {\n return new $$enumerator$$default(this, entries, true /* abort on reject */, label).promise;\n };\n\n var $$promise$race$$default = function race(entries, label) {\n /*jshint validthis:true */\n var Constructor = this;\n\n var promise = new Constructor($$$internal$$noop, label);\n\n if (!$$utils$$isArray(entries)) {\n $$$internal$$reject(promise, new TypeError('You must pass an array to race.'));\n return promise;\n }\n\n var length = entries.length;\n\n function onFulfillment(value) {\n $$$internal$$resolve(promise, value);\n }\n\n function onRejection(reason) {\n $$$internal$$reject(promise, reason);\n }\n\n for (var i = 0; promise._state === $$$internal$$PENDING && i < length; i++) {\n $$$internal$$subscribe(Constructor.resolve(entries[i]), undefined, onFulfillment, onRejection);\n }\n\n return promise;\n };\n\n var $$promise$resolve$$default = function resolve(object, label) {\n /*jshint validthis:true */\n var Constructor = this;\n\n if (object && typeof object === 'object' && object.constructor === Constructor) {\n return object;\n }\n\n var promise = new Constructor($$$internal$$noop, label);\n $$$internal$$resolve(promise, object);\n return promise;\n };\n\n var $$promise$reject$$default = function reject(reason, label) {\n /*jshint validthis:true */\n var Constructor = this;\n var promise = new Constructor($$$internal$$noop, label);\n $$$internal$$reject(promise, reason);\n return promise;\n };\n\n var $$rsvp$promise$$guidKey = 'rsvp_' + $$utils$$now() + '-';\n var $$rsvp$promise$$counter = 0;\n\n function $$rsvp$promise$$needsResolver() {\n throw new TypeError('You must pass a resolver function as the first argument to the promise constructor');\n }\n\n function $$rsvp$promise$$needsNew() {\n throw new TypeError(\"Failed to construct 'Promise': Please use the 'new' operator, this object constructor cannot be called as a function.\");\n }\n\n var $$rsvp$promise$$default = $$rsvp$promise$$Promise;\n\n /**\n Promise objects represent the eventual result of an asynchronous operation. The\n primary way of interacting with a promise is through its `then` method, which\n registers callbacks to receive either a promise’s eventual value or the reason\n why the promise cannot be fulfilled.\n\n Terminology\n -----------\n\n - `promise` is an object or function with a `then` method whose behavior conforms to this specification.\n - `thenable` is an object or function that defines a `then` method.\n - `value` is any legal JavaScript value (including undefined, a thenable, or a promise).\n - `exception` is a value that is thrown using the throw statement.\n - `reason` is a value that indicates why a promise was rejected.\n - `settled` the final resting state of a promise, fulfilled or rejected.\n\n A promise can be in one of three states: pending, fulfilled, or rejected.\n\n Promises that are fulfilled have a fulfillment value and are in the fulfilled\n state. Promises that are rejected have a rejection reason and are in the\n rejected state. A fulfillment value is never a thenable.\n\n Promises can also be said to *resolve* a value. If this value is also a\n promise, then the original promise's settled state will match the value's\n settled state. So a promise that *resolves* a promise that rejects will\n itself reject, and a promise that *resolves* a promise that fulfills will\n itself fulfill.\n\n\n Basic Usage:\n ------------\n\n ```js\n var promise = new Promise(function(resolve, reject) {\n // on success\n resolve(value);\n\n // on failure\n reject(reason);\n });\n\n promise.then(function(value) {\n // on fulfillment\n }, function(reason) {\n // on rejection\n });\n ```\n\n Advanced Usage:\n ---------------\n\n Promises shine when abstracting away asynchronous interactions such as\n `XMLHttpRequest`s.\n\n ```js\n function getJSON(url) {\n return new Promise(function(resolve, reject){\n var xhr = new XMLHttpRequest();\n\n xhr.open('GET', url);\n xhr.onreadystatechange = handler;\n xhr.responseType = 'json';\n xhr.setRequestHeader('Accept', 'application/json');\n xhr.send();\n\n function handler() {\n if (this.readyState === this.DONE) {\n if (this.status === 200) {\n resolve(this.response);\n } else {\n reject(new Error('getJSON: `' + url + '` failed with status: [' + this.status + ']'));\n }\n }\n };\n });\n }\n\n getJSON('/posts.json').then(function(json) {\n // on fulfillment\n }, function(reason) {\n // on rejection\n });\n ```\n\n Unlike callbacks, promises are great composable primitives.\n\n ```js\n Promise.all([\n getJSON('/posts'),\n getJSON('/comments')\n ]).then(function(values){\n values[0] // => postsJSON\n values[1] // => commentsJSON\n\n return values;\n });\n ```\n\n @class RSVP.Promise\n @param {function} resolver\n @param {String} label optional string for labeling the promise.\n Useful for tooling.\n @constructor\n */\n function $$rsvp$promise$$Promise(resolver, label) {\n this._id = $$rsvp$promise$$counter++;\n this._label = label;\n this._state = undefined;\n this._result = undefined;\n this._subscribers = [];\n\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default('created', this);\n }\n\n if ($$$internal$$noop !== resolver) {\n if (!$$utils$$isFunction(resolver)) {\n $$rsvp$promise$$needsResolver();\n }\n\n if (!(this instanceof $$rsvp$promise$$Promise)) {\n $$rsvp$promise$$needsNew();\n }\n\n $$$internal$$initializePromise(this, resolver);\n }\n }\n\n // deprecated\n $$rsvp$promise$$Promise.cast = $$promise$resolve$$default;\n\n $$rsvp$promise$$Promise.all = $$promise$all$$default;\n $$rsvp$promise$$Promise.race = $$promise$race$$default;\n $$rsvp$promise$$Promise.resolve = $$promise$resolve$$default;\n $$rsvp$promise$$Promise.reject = $$promise$reject$$default;\n\n $$rsvp$promise$$Promise.prototype = {\n constructor: $$rsvp$promise$$Promise,\n\n _guidKey: $$rsvp$promise$$guidKey,\n\n _onerror: function (reason) {\n $$rsvp$config$$config.trigger('error', reason);\n },\n\n /**\n The primary way of interacting with a promise is through its `then` method,\n which registers callbacks to receive either a promise's eventual value or the\n reason why the promise cannot be fulfilled.\n\n ```js\n findUser().then(function(user){\n // user is available\n }, function(reason){\n // user is unavailable, and you are given the reason why\n });\n ```\n\n Chaining\n --------\n\n The return value of `then` is itself a promise. This second, 'downstream'\n promise is resolved with the return value of the first promise's fulfillment\n or rejection handler, or rejected if the handler throws an exception.\n\n ```js\n findUser().then(function (user) {\n return user.name;\n }, function (reason) {\n return 'default name';\n }).then(function (userName) {\n // If `findUser` fulfilled, `userName` will be the user's name, otherwise it\n // will be `'default name'`\n });\n\n findUser().then(function (user) {\n throw new Error('Found user, but still unhappy');\n }, function (reason) {\n throw new Error('`findUser` rejected and we're unhappy');\n }).then(function (value) {\n // never reached\n }, function (reason) {\n // if `findUser` fulfilled, `reason` will be 'Found user, but still unhappy'.\n // If `findUser` rejected, `reason` will be '`findUser` rejected and we're unhappy'.\n });\n ```\n If the downstream promise does not specify a rejection handler, rejection reasons will be propagated further downstream.\n\n ```js\n findUser().then(function (user) {\n throw new PedagogicalException('Upstream error');\n }).then(function (value) {\n // never reached\n }).then(function (value) {\n // never reached\n }, function (reason) {\n // The `PedgagocialException` is propagated all the way down to here\n });\n ```\n\n Assimilation\n ------------\n\n Sometimes the value you want to propagate to a downstream promise can only be\n retrieved asynchronously. This can be achieved by returning a promise in the\n fulfillment or rejection handler. The downstream promise will then be pending\n until the returned promise is settled. This is called *assimilation*.\n\n ```js\n findUser().then(function (user) {\n return findCommentsByAuthor(user);\n }).then(function (comments) {\n // The user's comments are now available\n });\n ```\n\n If the assimliated promise rejects, then the downstream promise will also reject.\n\n ```js\n findUser().then(function (user) {\n return findCommentsByAuthor(user);\n }).then(function (comments) {\n // If `findCommentsByAuthor` fulfills, we'll have the value here\n }, function (reason) {\n // If `findCommentsByAuthor` rejects, we'll have the reason here\n });\n ```\n\n Simple Example\n --------------\n\n Synchronous Example\n\n ```javascript\n var result;\n\n try {\n result = findResult();\n // success\n } catch(reason) {\n // failure\n }\n ```\n\n Errback Example\n\n ```js\n findResult(function(result, err){\n if (err) {\n // failure\n } else {\n // success\n }\n });\n ```\n\n Promise Example;\n\n ```javascript\n findResult().then(function(result){\n // success\n }, function(reason){\n // failure\n });\n ```\n\n Advanced Example\n --------------\n\n Synchronous Example\n\n ```javascript\n var author, books;\n\n try {\n author = findAuthor();\n books = findBooksByAuthor(author);\n // success\n } catch(reason) {\n // failure\n }\n ```\n\n Errback Example\n\n ```js\n\n function foundBooks(books) {\n\n }\n\n function failure(reason) {\n\n }\n\n findAuthor(function(author, err){\n if (err) {\n failure(err);\n // failure\n } else {\n try {\n findBoooksByAuthor(author, function(books, err) {\n if (err) {\n failure(err);\n } else {\n try {\n foundBooks(books);\n } catch(reason) {\n failure(reason);\n }\n }\n });\n } catch(error) {\n failure(err);\n }\n // success\n }\n });\n ```\n\n Promise Example;\n\n ```javascript\n findAuthor().\n then(findBooksByAuthor).\n then(function(books){\n // found books\n }).catch(function(reason){\n // something went wrong\n });\n ```\n\n @method then\n @param {Function} onFulfilled\n @param {Function} onRejected\n @param {String} label optional string for labeling the promise.\n Useful for tooling.\n @return {Promise}\n */\n then: function(onFulfillment, onRejection, label) {\n var parent = this;\n var state = parent._state;\n\n if (state === $$$internal$$FULFILLED && !onFulfillment || state === $$$internal$$REJECTED && !onRejection) {\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default('chained', this, this);\n }\n return this;\n }\n\n parent._onerror = null;\n\n var child = new this.constructor($$$internal$$noop, label);\n var result = parent._result;\n\n if ($$rsvp$config$$config.instrument) {\n $$instrument$$default('chained', parent, child);\n }\n\n if (state) {\n var callback = arguments[state - 1];\n $$rsvp$config$$config.async(function(){\n $$$internal$$invokeCallback(state, child, callback, result);\n });\n } else {\n $$$internal$$subscribe(parent, child, onFulfillment, onRejection);\n }\n\n return child;\n },\n\n /**\n `catch` is simply sugar for `then(undefined, onRejection)` which makes it the same\n as the catch block of a try/catch statement.\n\n ```js\n function findAuthor(){\n throw new Error('couldn't find that author');\n }\n\n // synchronous\n try {\n findAuthor();\n } catch(reason) {\n // something went wrong\n }\n\n // async with promises\n findAuthor().catch(function(reason){\n // something went wrong\n });\n ```\n\n @method catch\n @param {Function} onRejection\n @param {String} label optional string for labeling the promise.\n Useful for tooling.\n @return {Promise}\n */\n 'catch': function(onRejection, label) {\n return this.then(null, onRejection, label);\n },\n\n /**\n `finally` will be invoked regardless of the promise's fate just as native\n try/catch/finally behaves\n\n Synchronous example:\n\n ```js\n findAuthor() {\n if (Math.random() > 0.5) {\n throw new Error();\n }\n return new Author();\n }\n\n try {\n return findAuthor(); // succeed or fail\n } catch(error) {\n return findOtherAuther();\n } finally {\n // always runs\n // doesn't affect the return value\n }\n ```\n\n Asynchronous example:\n\n ```js\n findAuthor().catch(function(reason){\n return findOtherAuther();\n }).finally(function(){\n // author was either found, or not\n });\n ```\n\n @method finally\n @param {Function} callback\n @param {String} label optional string for labeling the promise.\n Useful for tooling.\n @return {Promise}\n */\n 'finally': function(callback, label) {\n var constructor = this.constructor;\n\n return this.then(function(value) {\n return constructor.resolve(callback()).then(function(){\n return value;\n });\n }, function(reason) {\n return constructor.resolve(callback()).then(function(){\n throw reason;\n });\n }, label);\n }\n };\n\n function $$rsvp$node$$Result() {\n this.value = undefined;\n }\n\n var $$rsvp$node$$ERROR = new $$rsvp$node$$Result();\n var $$rsvp$node$$GET_THEN_ERROR = new $$rsvp$node$$Result();\n\n function $$rsvp$node$$getThen(obj) {\n try {\n return obj.then;\n } catch(error) {\n $$rsvp$node$$ERROR.value= error;\n return $$rsvp$node$$ERROR;\n }\n }\n\n function $$rsvp$node$$tryApply(f, s, a) {\n try {\n f.apply(s, a);\n } catch(error) {\n $$rsvp$node$$ERROR.value = error;\n return $$rsvp$node$$ERROR;\n }\n }\n\n function $$rsvp$node$$makeObject(_, argumentNames) {\n var obj = {};\n var name;\n var i;\n var length = _.length;\n var args = new Array(length);\n\n for (var x = 0; x < length; x++) {\n args[x] = _[x];\n }\n\n for (i = 0; i < argumentNames.length; i++) {\n name = argumentNames[i];\n obj[name] = args[i + 1];\n }\n\n return obj;\n }\n\n function $$rsvp$node$$arrayResult(_) {\n var length = _.length;\n var args = new Array(length - 1);\n\n for (var i = 1; i < length; i++) {\n args[i - 1] = _[i];\n }\n\n return args;\n }\n\n function $$rsvp$node$$wrapThenable(then, promise) {\n return {\n then: function(onFulFillment, onRejection) {\n return then.call(promise, onFulFillment, onRejection);\n }\n };\n }\n\n var $$rsvp$node$$default = function denodeify(nodeFunc, options) {\n var fn = function() {\n var self = this;\n var l = arguments.length;\n var args = new Array(l + 1);\n var arg;\n var promiseInput = false;\n\n for (var i = 0; i < l; ++i) {\n arg = arguments[i];\n\n if (!promiseInput) {\n // TODO: clean this up\n promiseInput = $$rsvp$node$$needsPromiseInput(arg);\n if (promiseInput === $$rsvp$node$$GET_THEN_ERROR) {\n var p = new $$rsvp$promise$$default($$$internal$$noop);\n $$$internal$$reject(p, $$rsvp$node$$GET_THEN_ERROR.value);\n return p;\n } else if (promiseInput && promiseInput !== true) {\n arg = $$rsvp$node$$wrapThenable(promiseInput, arg);\n }\n }\n args[i] = arg;\n }\n\n var promise = new $$rsvp$promise$$default($$$internal$$noop);\n\n args[l] = function(err, val) {\n if (err)\n $$$internal$$reject(promise, err);\n else if (options === undefined)\n $$$internal$$resolve(promise, val);\n else if (options === true)\n $$$internal$$resolve(promise, $$rsvp$node$$arrayResult(arguments));\n else if ($$utils$$isArray(options))\n $$$internal$$resolve(promise, $$rsvp$node$$makeObject(arguments, options));\n else\n $$$internal$$resolve(promise, val);\n };\n\n if (promiseInput) {\n return $$rsvp$node$$handlePromiseInput(promise, args, nodeFunc, self);\n } else {\n return $$rsvp$node$$handleValueInput(promise, args, nodeFunc, self);\n }\n };\n\n fn.__proto__ = nodeFunc;\n\n return fn;\n };\n\n function $$rsvp$node$$handleValueInput(promise, args, nodeFunc, self) {\n var result = $$rsvp$node$$tryApply(nodeFunc, self, args);\n if (result === $$rsvp$node$$ERROR) {\n $$$internal$$reject(promise, result.value);\n }\n return promise;\n }\n\n function $$rsvp$node$$handlePromiseInput(promise, args, nodeFunc, self){\n return $$rsvp$promise$$default.all(args).then(function(args){\n var result = $$rsvp$node$$tryApply(nodeFunc, self, args);\n if (result === $$rsvp$node$$ERROR) {\n $$$internal$$reject(promise, result.value);\n }\n return promise;\n });\n }\n\n function $$rsvp$node$$needsPromiseInput(arg) {\n if (arg && typeof arg === 'object') {\n if (arg.constructor === $$rsvp$promise$$default) {\n return true;\n } else {\n return $$rsvp$node$$getThen(arg);\n }\n } else {\n return false;\n }\n }\n\n var $$rsvp$all$$default = function all(array, label) {\n return $$rsvp$promise$$default.all(array, label);\n };\n\n function $$rsvp$all$settled$$AllSettled(Constructor, entries, label) {\n this._superConstructor(Constructor, entries, false /* don't abort on reject */, label);\n }\n\n $$rsvp$all$settled$$AllSettled.prototype = $$utils$$o_create($$enumerator$$default.prototype);\n $$rsvp$all$settled$$AllSettled.prototype._superConstructor = $$enumerator$$default;\n $$rsvp$all$settled$$AllSettled.prototype._makeResult = $$enumerator$$makeSettledResult;\n\n $$rsvp$all$settled$$AllSettled.prototype._validationError = function() {\n return new Error('allSettled must be called with an array');\n };\n\n var $$rsvp$all$settled$$default = function allSettled(entries, label) {\n return new $$rsvp$all$settled$$AllSettled($$rsvp$promise$$default, entries, label).promise;\n };\n\n var $$rsvp$race$$default = function race(array, label) {\n return $$rsvp$promise$$default.race(array, label);\n };\n\n function $$promise$hash$$PromiseHash(Constructor, object, label) {\n this._superConstructor(Constructor, object, true, label);\n }\n\n var $$promise$hash$$default = $$promise$hash$$PromiseHash;\n $$promise$hash$$PromiseHash.prototype = $$utils$$o_create($$enumerator$$default.prototype);\n $$promise$hash$$PromiseHash.prototype._superConstructor = $$enumerator$$default;\n\n $$promise$hash$$PromiseHash.prototype._init = function() {\n this._result = {};\n };\n\n $$promise$hash$$PromiseHash.prototype._validateInput = function(input) {\n return input && typeof input === 'object';\n };\n\n $$promise$hash$$PromiseHash.prototype._validationError = function() {\n return new Error('Promise.hash must be called with an object');\n };\n\n $$promise$hash$$PromiseHash.prototype._enumerate = function() {\n var promise = this.promise;\n var input = this._input;\n var results = [];\n\n for (var key in input) {\n if (promise._state === $$$internal$$PENDING && input.hasOwnProperty(key)) {\n results.push({\n position: key,\n entry: input[key]\n });\n }\n }\n\n var length = results.length;\n this._remaining = length;\n var result;\n\n for (var i = 0; promise._state === $$$internal$$PENDING && i < length; i++) {\n result = results[i];\n this._eachEntry(result.entry, result.position);\n }\n };\n\n var $$rsvp$hash$$default = function hash(object, label) {\n return new $$promise$hash$$default($$rsvp$promise$$default, object, label).promise;\n };\n\n function $$rsvp$hash$settled$$HashSettled(Constructor, object, label) {\n this._superConstructor(Constructor, object, false, label);\n }\n\n $$rsvp$hash$settled$$HashSettled.prototype = $$utils$$o_create($$promise$hash$$default.prototype);\n $$rsvp$hash$settled$$HashSettled.prototype._superConstructor = $$enumerator$$default;\n $$rsvp$hash$settled$$HashSettled.prototype._makeResult = $$enumerator$$makeSettledResult;\n\n $$rsvp$hash$settled$$HashSettled.prototype._validationError = function() {\n return new Error('hashSettled must be called with an object');\n };\n\n var $$rsvp$hash$settled$$default = function hashSettled(object, label) {\n return new $$rsvp$hash$settled$$HashSettled($$rsvp$promise$$default, object, label).promise;\n };\n\n var $$rsvp$rethrow$$default = function rethrow(reason) {\n setTimeout(function() {\n throw reason;\n });\n throw reason;\n };\n\n var $$rsvp$defer$$default = function defer(label) {\n var deferred = { };\n\n deferred.promise = new $$rsvp$promise$$default(function(resolve, reject) {\n deferred.resolve = resolve;\n deferred.reject = reject;\n }, label);\n\n return deferred;\n };\n\n var $$rsvp$map$$default = function map(promises, mapFn, label) {\n return $$rsvp$promise$$default.all(promises, label).then(function(values) {\n if (!$$utils$$isFunction(mapFn)) {\n throw new TypeError(\"You must pass a function as map's second argument.\");\n }\n\n var length = values.length;\n var results = new Array(length);\n\n for (var i = 0; i < length; i++) {\n results[i] = mapFn(values[i]);\n }\n\n return $$rsvp$promise$$default.all(results, label);\n });\n };\n\n var $$rsvp$resolve$$default = function resolve(value, label) {\n return $$rsvp$promise$$default.resolve(value, label);\n };\n\n var $$rsvp$reject$$default = function reject(reason, label) {\n return $$rsvp$promise$$default.reject(reason, label);\n };\n\n var $$rsvp$filter$$default = function filter(promises, filterFn, label) {\n return $$rsvp$promise$$default.all(promises, label).then(function(values) {\n if (!$$utils$$isFunction(filterFn)) {\n throw new TypeError(\"You must pass a function as filter's second argument.\");\n }\n\n var length = values.length;\n var filtered = new Array(length);\n\n for (var i = 0; i < length; i++) {\n filtered[i] = filterFn(values[i]);\n }\n\n return $$rsvp$promise$$default.all(filtered, label).then(function(filtered) {\n var results = new Array(length);\n var newLength = 0;\n\n for (var i = 0; i < length; i++) {\n if (filtered[i]) {\n results[newLength] = values[i];\n newLength++;\n }\n }\n\n results.length = newLength;\n\n return results;\n });\n });\n };\n\n var $$rsvp$asap$$len = 0;\n\n var $$rsvp$asap$$default = function asap(callback, arg) {\n $$rsvp$asap$$queue[$$rsvp$asap$$len] = callback;\n $$rsvp$asap$$queue[$$rsvp$asap$$len + 1] = arg;\n $$rsvp$asap$$len += 2;\n if ($$rsvp$asap$$len === 2) {\n // If len is 1, that means that we need to schedule an async flush.\n // If additional callbacks are queued before the queue is flushed, they\n // will be processed by this flush that we are scheduling.\n $$rsvp$asap$$scheduleFlush();\n }\n };\n\n var $$rsvp$asap$$browserGlobal = (typeof window !== 'undefined') ? window : {};\n var $$rsvp$asap$$BrowserMutationObserver = $$rsvp$asap$$browserGlobal.MutationObserver || $$rsvp$asap$$browserGlobal.WebKitMutationObserver;\n\n // test for web worker but not in IE10\n var $$rsvp$asap$$isWorker = typeof Uint8ClampedArray !== 'undefined' &&\n typeof importScripts !== 'undefined' &&\n typeof MessageChannel !== 'undefined';\n\n // node\n function $$rsvp$asap$$useNextTick() {\n return function() {\n process.nextTick($$rsvp$asap$$flush);\n };\n }\n\n function $$rsvp$asap$$useMutationObserver() {\n var iterations = 0;\n var observer = new $$rsvp$asap$$BrowserMutationObserver($$rsvp$asap$$flush);\n var node = document.createTextNode('');\n observer.observe(node, { characterData: true });\n\n return function() {\n node.data = (iterations = ++iterations % 2);\n };\n }\n\n // web worker\n function $$rsvp$asap$$useMessageChannel() {\n var channel = new MessageChannel();\n channel.port1.onmessage = $$rsvp$asap$$flush;\n return function () {\n channel.port2.postMessage(0);\n };\n }\n\n function $$rsvp$asap$$useSetTimeout() {\n return function() {\n setTimeout($$rsvp$asap$$flush, 1);\n };\n }\n\n var $$rsvp$asap$$queue = new Array(1000);\n\n function $$rsvp$asap$$flush() {\n for (var i = 0; i < $$rsvp$asap$$len; i+=2) {\n var callback = $$rsvp$asap$$queue[i];\n var arg = $$rsvp$asap$$queue[i+1];\n\n callback(arg);\n\n $$rsvp$asap$$queue[i] = undefined;\n $$rsvp$asap$$queue[i+1] = undefined;\n }\n\n $$rsvp$asap$$len = 0;\n }\n\n var $$rsvp$asap$$scheduleFlush;\n\n // Decide what async method to use to triggering processing of queued callbacks:\n if (typeof process !== 'undefined' && {}.toString.call(process) === '[object process]') {\n $$rsvp$asap$$scheduleFlush = $$rsvp$asap$$useNextTick();\n } else if ($$rsvp$asap$$BrowserMutationObserver) {\n $$rsvp$asap$$scheduleFlush = $$rsvp$asap$$useMutationObserver();\n } else if ($$rsvp$asap$$isWorker) {\n $$rsvp$asap$$scheduleFlush = $$rsvp$asap$$useMessageChannel();\n } else {\n $$rsvp$asap$$scheduleFlush = $$rsvp$asap$$useSetTimeout();\n }\n\n // default async is asap;\n $$rsvp$config$$config.async = $$rsvp$asap$$default;\n\n var $$rsvp$$cast = $$rsvp$resolve$$default;\n\n function $$rsvp$$async(callback, arg) {\n $$rsvp$config$$config.async(callback, arg);\n }\n\n function $$rsvp$$on() {\n $$rsvp$config$$config.on.apply($$rsvp$config$$config, arguments);\n }\n\n function $$rsvp$$off() {\n $$rsvp$config$$config.off.apply($$rsvp$config$$config, arguments);\n }\n\n // Set up instrumentation through `window.__PROMISE_INTRUMENTATION__`\n if (typeof window !== 'undefined' && typeof window['__PROMISE_INSTRUMENTATION__'] === 'object') {\n var $$rsvp$$callbacks = window['__PROMISE_INSTRUMENTATION__'];\n $$rsvp$config$$configure('instrument', true);\n for (var $$rsvp$$eventName in $$rsvp$$callbacks) {\n if ($$rsvp$$callbacks.hasOwnProperty($$rsvp$$eventName)) {\n $$rsvp$$on($$rsvp$$eventName, $$rsvp$$callbacks[$$rsvp$$eventName]);\n }\n }\n }\n\n var rsvp$umd$$RSVP = {\n 'race': $$rsvp$race$$default,\n 'Promise': $$rsvp$promise$$default,\n 'allSettled': $$rsvp$all$settled$$default,\n 'hash': $$rsvp$hash$$default,\n 'hashSettled': $$rsvp$hash$settled$$default,\n 'denodeify': $$rsvp$node$$default,\n 'on': $$rsvp$$on,\n 'off': $$rsvp$$off,\n 'map': $$rsvp$map$$default,\n 'filter': $$rsvp$filter$$default,\n 'resolve': $$rsvp$resolve$$default,\n 'reject': $$rsvp$reject$$default,\n 'all': $$rsvp$all$$default,\n 'rethrow': $$rsvp$rethrow$$default,\n 'defer': $$rsvp$defer$$default,\n 'EventTarget': $$rsvp$events$$default,\n 'configure': $$rsvp$config$$configure,\n 'async': $$rsvp$$async\n };\n\n /* global define:true module:true window: true */\n if (typeof define === 'function' && define.amd) {\n define(function() { return rsvp$umd$$RSVP; });\n } else if (typeof module !== 'undefined' && module.exports) {\n module.exports = rsvp$umd$$RSVP;\n } else if (typeof this !== 'undefined') {\n this['RSVP'] = rsvp$umd$$RSVP;\n }\n}).call(this);","var RSVP = require('rsvp');\nvar core = require('./core');\nvar Spine = require('./spine');\nvar Locations = require('./locations');\nvar Parser = require('./parser');\nvar Navigation = require('./navigation');\nvar Rendition = require('./rendition');\nvar Continuous = require('./continuous');\nvar Paginate = require('./paginate');\nvar Unarchive = require('./unarchive');\n\nfunction Book(_url, options){\n // Promises\n this.opening = new RSVP.defer();\n this.opened = this.opening.promise;\n this.isOpen = false;\n\n this.url = undefined;\n\n this.loading = {\n manifest: new RSVP.defer(),\n spine: new RSVP.defer(),\n metadata: new RSVP.defer(),\n cover: new RSVP.defer(),\n navigation: new RSVP.defer(),\n pageList: new RSVP.defer()\n };\n\n this.loaded = {\n manifest: this.loading.manifest.promise,\n spine: this.loading.spine.promise,\n metadata: this.loading.metadata.promise,\n cover: this.loading.cover.promise,\n navigation: this.loading.navigation.promise,\n pageList: this.loading.pageList.promise\n };\n\n this.ready = RSVP.hash(this.loaded);\n\n // Queue for methods used before opening\n this.isRendered = false;\n // this._q = core.queue(this);\n\n this.request = this.requestMethod.bind(this);\n\n this.spine = new Spine(this.request);\n this.locations = new Locations(this.spine, this.request);\n\n if(_url) {\n this.open(_url);\n }\n};\n\nBook.prototype.open = function(_url){\n var uri;\n var parse = new Parser();\n var epubPackage;\n var book = this;\n var containerPath = \"META-INF/container.xml\";\n var location;\n\n if(!_url) {\n this.opening.resolve(this);\n return this.opened;\n }\n\n // Reuse parsed url or create a new uri object\n if(typeof(_url) === \"object\") {\n uri = _url;\n } else {\n uri = core.uri(_url);\n }\n\n // Find path to the Container\n if(uri.extension === \"opf\") {\n // Direct link to package, no container\n this.packageUrl = uri.href;\n this.containerUrl = '';\n\n if(uri.origin) {\n this.url = uri.base;\n } else if(window){\n location = core.uri(window.location.href);\n this.url = core.resolveUrl(location.base, uri.directory);\n } else {\n this.url = uri.directory;\n }\n\n epubPackage = this.request(this.packageUrl);\n\n } else if(uri.extension === \"epub\" || uri.extension === \"zip\" ) {\n // Book is archived\n this.archived = true;\n this.url = '';\n }\n\n // Find the path to the Package from the container\n else if (!uri.extension) {\n\n this.containerUrl = _url + containerPath;\n\n epubPackage = this.request(this.containerUrl).\n then(function(containerXml){\n return parse.container(containerXml); // Container has path to content\n }).\n then(function(paths){\n var packageUri = core.uri(paths.packagePath);\n book.packageUrl = _url + paths.packagePath;\n book.encoding = paths.encoding;\n\n // Set Url relative to the content\n if(packageUri.origin) {\n book.url = packageUri.base;\n } else if(window){\n location = core.uri(window.location.href);\n book.url = core.resolveUrl(location.base, _url + packageUri.directory);\n } else {\n book.url = packageUri.directory;\n }\n\n return book.request(book.packageUrl);\n }).catch(function(error) {\n // handle errors in either of the two requests\n console.error(\"Could not load book at: \" + (this.packageUrl || this.containerPath));\n book.trigger(\"book:loadFailed\", (this.packageUrl || this.containerPath));\n book.opening.reject(error);\n });\n }\n\n\n epubPackage.then(function(packageXml) {\n // Get package information from epub opf\n book.unpack(packageXml);\n\n // Resolve promises\n book.loading.manifest.resolve(book.package.manifest);\n book.loading.metadata.resolve(book.package.metadata);\n book.loading.spine.resolve(book.spine);\n book.loading.cover.resolve(book.cover);\n\n this.isOpen = true;\n\n // Clear queue of any waiting book request\n\n // Resolve book opened promise\n book.opening.resolve(book);\n\n }).catch(function(error) {\n // handle errors in parsing the book\n console.error(error.message, error.stack);\n book.opening.reject(error);\n });\n\n return this.opened;\n};\n\nBook.prototype.unpack = function(packageXml){\n var book = this,\n parse = new Parser();\n\n book.package = parse.packageContents(packageXml); // Extract info from contents\n book.package.baseUrl = book.url; // Provides a url base for resolving paths\n\n this.spine.load(book.package);\n\n book.navigation = new Navigation(book.package, this.request);\n book.navigation.load().then(function(toc){\n book.toc = toc;\n book.loading.navigation.resolve(book.toc);\n });\n\n // //-- Set Global Layout setting based on metadata\n // MOVE TO RENDER\n // book.globalLayoutProperties = book.parseLayoutProperties(book.package.metadata);\n\n book.cover = book.url + book.package.coverPath;\n};\n\n// Alias for book.spine.get\nBook.prototype.section = function(target) {\n return this.spine.get(target);\n};\n\n// Sugar to render a book\nBook.prototype.renderTo = function(element, options) {\n var renderMethod = (options && options.method) ?\n options.method :\n \"rendition\";\n var Renderer = require('./'+renderMethod);\n\n this.rendition = new Renderer(this, options);\n this.rendition.attachTo(element);\n return this.rendition;\n};\n\nBook.prototype.requestMethod = function(_url) {\n // Switch request methods\n if(this.archived) {\n // TODO: handle archived\n } else {\n return core.request(_url, 'xml', this.requestCredentials, this.requestHeaders);\n }\n\n};\n\nBook.prototype.setRequestCredentials = function(_credentials) {\n this.requestCredentials = _credentials;\n};\n\nBook.prototype.setRequestHeaders = function(_headers) {\n this.requestHeaders = _headers;\n};\n\nmodule.exports = Book;\n\n//-- Enable binding events to book\nRSVP.EventTarget.mixin(Book.prototype);\n\n//-- Handle RSVP Errors\nRSVP.on('error', function(event) {\n console.error(event);\n});\n\nRSVP.configure('instrument', true); //-- true | will logging out all RSVP rejections\n// RSVP.on('created', listener);\n// RSVP.on('chained', listener);\n// RSVP.on('fulfilled', listener);\nRSVP.on('rejected', function(event){\n console.error(event.detail.message, event.detail.stack);\n});\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar Rendition = require('./rendition');\nvar View = require('./view');\n\nfunction Continuous(book, options) {\n\n\tRendition.apply(this, arguments); // call super constructor.\n\n\tthis.settings = core.extend(this.settings || {}, {\n\t\tinfinite: true,\n\t\toverflow: \"auto\",\n\t\taxis: \"vertical\",\n\t\toffset: 500,\n\t\toffsetDelta: 250\n\t});\n\n\tcore.extend(this.settings, options);\n\n\tif(this.settings.hidden) {\n\t\tthis.wrapper = this.wrap(this.container);\n\t}\n\n\n};\n\n// subclass extends superclass\nContinuous.prototype = Object.create(Rendition.prototype);\nContinuous.prototype.constructor = Continuous;\n\nContinuous.prototype.attachListeners = function(){\n\n\t// Listen to window for resize event if width or height is set to a percent\n\tif(!core.isNumber(this.settings.width) ||\n\t\t !core.isNumber(this.settings.height) ) {\n\t\twindow.addEventListener(\"resize\", this.onResized.bind(this), false);\n\t}\n\n\n\tif(this.settings.infinite) {\n\t\tthis.start();\n\t}\n\n\n};\n\nContinuous.prototype.parseTarget = function(target){\n\tif(this.epubcfi.isCfiString(target)) {\n cfi = this.epubcfi.parse(target);\n spinePos = cfi.spinePos;\n section = this.book.spine.get(spinePos);\n } else {\n section = this.book.spine.get(target);\n }\n};\n\nContinuous.prototype.moveTo = function(offset){\n // var bounds = this.bounds();\n // var dist = Math.floor(offset.top / bounds.height) * bounds.height;\n return this.check(\n\t\toffset.left+this.settings.offset,\n\t\toffset.top+this.settings.offset)\n\t\t.then(function(){\n\n\t if(this.settings.axis === \"vertical\") {\n\t this.scrollBy(0, offset.top);\n\t } else {\n\t this.scrollBy(offset.left, 0);\n\t }\n\n\t }.bind(this));\n};\n\nContinuous.prototype.afterDisplayed = function(currView){\n\tvar next = currView.section.next();\n\tvar prev = currView.section.prev();\n\tvar index = this.views.indexOf(currView);\n\tvar prevView, nextView;\n\n\tif(index + 1 === this.views.length && next) {\n\t\tnextView = new View(next, this.viewSettings);\n\t\tthis.q.enqueue(this.append, nextView);\n\t}\n\n\tif(index === 0 && prev) {\n\t\tprevView = new View(prev, this.viewSettings);\n\t\tthis.q.enqueue(this.prepend, prevView);\n\t}\n\n\t// this.removeShownListeners(currView);\n\t// currView.onShown = this.afterDisplayed.bind(this);\n\tthis.trigger(\"added\", currView.section);\n\n};\n\n\n// Remove Previous Listeners if present\nContinuous.prototype.removeShownListeners = function(view){\n\n\t// view.off(\"shown\", this.afterDisplayed);\n\t// view.off(\"shown\", this.afterDisplayedAbove);\n\tview.onDisplayed = function(){};\n\n};\n\nContinuous.prototype.append = function(view){\n\n\t// view.on(\"shown\", this.afterDisplayed.bind(this));\n\tview.onDisplayed = this.afterDisplayed.bind(this);\n\n\tthis.views.append(view);\n\n //this.q.enqueue(this.check);\n return this.check();\n};\n\nContinuous.prototype.prepend = function(view){\n\t// view.on(\"shown\", this.afterDisplayedAbove.bind(this));\n\tview.onDisplayed = this.afterDisplayed.bind(this);\n\n\tview.on(\"resized\", this.counter.bind(this));\n\n\tthis.views.prepend(view);\n\n // this.q.enqueue(this.check);\n return this.check();\n};\n\nContinuous.prototype.counter = function(bounds){\n\n\tif(this.settings.axis === \"vertical\") {\n\t\tthis.scrollBy(0, bounds.heightDelta, true);\n\t} else {\n\t\tthis.scrollBy(bounds.widthDelta, 0, true);\n\t}\n\n};\n\nContinuous.prototype.check = function(_offset){\n\tvar checking = new RSVP.defer();\n\tvar container = this.bounds();\n var promises = [];\n var offset = _offset || this.settings.offset;\n\n\tthis.views.each(function(view){\n\t\tvar visible = this.isVisible(view, offset, offset, container);\n\n\t\tif(visible) {\n\n\t\t\tif(!view.displayed && !view.rendering) {\n // console.log(\"render\",view.section.index)\n\t\t\t\t\tpromises.push(this.render(view));\n\t\t\t}\n\n\t\t} else {\n\n\t\t\tif(view.displayed) {\n // console.log(\"destroy\", view.section.index)\n this.q.enqueue(view.destroy.bind(view));\n // view.destroy();\n // this.q.enqueue(this.trim);\n clearTimeout(this.trimTimeout);\n this.trimTimeout = setTimeout(function(){\n this.q.enqueue(this.trim);\n }.bind(this), 250);\n\t\t\t}\n\n\t\t}\n\n\t}.bind(this));\n\n\n if(promises.length){\n\n return RSVP.all(promises)\n .then(function(posts) {\n // Check to see if anything new is on screen after rendering\n this.q.enqueue(this.check);\n\n }.bind(this));\n\n } else {\n checking.resolve();\n\n return checking.promise;\n }\n\n};\n\nContinuous.prototype.trim = function(){\n var task = new RSVP.defer();\n var displayed = this.views.displayed();\n var first = displayed[0];\n var last = displayed[displayed.length-1];\n var firstIndex = this.views.indexOf(first);\n var lastIndex = this.views.indexOf(last);\n var above = this.views.slice(0, firstIndex);\n var below = this.views.slice(lastIndex+1);\n\n // Erase all but last above\n for (var i = 0; i < above.length-1; i++) {\n this.erase(above[i], above);\n }\n\n // Erase all except first below\n for (var j = 1; j < below.length; j++) {\n this.erase(below[j]);\n }\n\n task.resolve();\n return task.promise;\n};\n\nContinuous.prototype.erase = function(view, above){ //Trim\n\n\tvar prevTop;\n\tvar prevLeft;\n\n\tif(this.settings.height) {\n \tprevTop = this.container.scrollTop;\n\t\tprevLeft = this.container.scrollLeft;\n } else {\n \tprevTop = window.scrollY;\n\t\tprevLeft = window.scrollX;\n }\n\n\tvar bounds = view.bounds();\n\n\tthis.views.remove(view);\n\n\tif(above) {\n\n\t\tif(this.settings.axis === \"vertical\") {\n\t\t\tthis.scrollTo(0, prevTop - bounds.height, true);\n\t\t} else {\n\t\t\tthis.scrollTo(prevLeft - bounds.width, 0, true);\n\t\t}\n\t}\n\n};\n\nContinuous.prototype.start = function() {\n var scroller;\n\n this.tick = core.requestAnimationFrame;\n\n if(this.settings.height) {\n \tthis.prevScrollTop = this.container.scrollTop;\n \tthis.prevScrollLeft = this.container.scrollLeft;\n } else {\n \tthis.prevScrollTop = window.scrollY;\n\t\tthis.prevScrollLeft = window.scrollX;\n }\n\n this.scrollDeltaVert = 0;\n this.scrollDeltaHorz = 0;\n\n if(this.settings.height) {\n \tscroller = this.container;\n } else {\n \tscroller = window;\n }\n\n window.addEventListener(\"scroll\", function(e){\n if(!this.ignore) {\n this.scrolled = true;\n } else {\n this.ignore = false;\n }\n }.bind(this));\n\n window.addEventListener('unload', function(e){\n this.ignore = true;\n this.destroy();\n }.bind(this));\n\n this.tick.call(window, this.onScroll.bind(this));\n\n this.scrolled = false;\n\n};\n\nContinuous.prototype.onScroll = function(){\n\n if(this.scrolled) {\n\n if(this.settings.height) {\n\t \tscrollTop = this.container.scrollTop;\n\t \tscrollLeft = this.container.scrollLeft;\n\t } else {\n\t \tscrollTop = window.scrollY;\n\t\t\tscrollLeft = window.scrollX;\n\t }\n\n if(!this.ignore) {\n\n\t if((this.scrollDeltaVert === 0 &&\n\t \t this.scrollDeltaHorz === 0) ||\n\t \t this.scrollDeltaVert > this.settings.offsetDelta ||\n\t \t this.scrollDeltaHorz > this.settings.offsetDelta) {\n\n\t\t\t\tthis.q.enqueue(this.check);\n\n\t\t\t\tthis.scrollDeltaVert = 0;\n\t \tthis.scrollDeltaHorz = 0;\n\n\t\t\t\tthis.trigger(\"scroll\", {\n\t\t top: scrollTop,\n\t\t left: scrollLeft\n\t\t });\n\n\t\t\t}\n\n\t\t} else {\n\t this.ignore = false;\n\t\t}\n\n this.scrollDeltaVert += Math.abs(scrollTop-this.prevScrollTop);\n this.scrollDeltaHorz += Math.abs(scrollLeft-this.prevScrollLeft);\n\n\t\tthis.prevScrollTop = scrollTop;\n\t\tthis.prevScrollLeft = scrollLeft;\n\n \tclearTimeout(this.scrollTimeout);\n\t\tthis.scrollTimeout = setTimeout(function(){\n\t\t\tthis.scrollDeltaVert = 0;\n\t this.scrollDeltaHorz = 0;\n\t\t}.bind(this), 150);\n\n\n this.scrolled = false;\n }\n\n this.tick.call(window, this.onScroll.bind(this));\n\n};\n\n\n Continuous.prototype.resizeView = function(view) {\n\n\tif(this.settings.axis === \"horizontal\") {\n\t\tview.lock(\"height\", this.stage.width, this.stage.height);\n\t} else {\n\t\tview.lock(\"width\", this.stage.width, this.stage.height);\n\t}\n\n};\n\nContinuous.prototype.currentLocation = function(){\n var visible = this.visible();\n var startPage, endPage;\n\n var container = this.container.getBoundingClientRect();\n\n if(visible.length === 1) {\n return this.map.page(visible[0]);\n }\n\n if(visible.length > 1) {\n\n startPage = this.map.page(visible[0]);\n endPage = this.map.page(visible[visible.length-1]);\n\n return {\n start: startPage.start,\n end: endPage.end\n };\n }\n\n};\n\n/*\nContinuous.prototype.current = function(what){\n var view, top;\n var container = this.container.getBoundingClientRect();\n var length = this.views.length - 1;\n\n if(this.settings.axis === \"horizontal\") {\n\n for (var i = length; i >= 0; i--) {\n view = this.views[i];\n left = view.position().left;\n\n if(left < container.right) {\n\n if(this._current == view) {\n break;\n }\n\n this._current = view;\n break;\n }\n }\n\n } else {\n\n for (var i = length; i >= 0; i--) {\n view = this.views[i];\n top = view.bounds().top;\n if(top < container.bottom) {\n\n if(this._current == view) {\n break;\n }\n\n this._current = view;\n\n break;\n }\n }\n\n }\n\n return this._current;\n};\n*/\n\nmodule.exports = Continuous;\n","var RSVP = require('rsvp');\n\nvar requestAnimationFrame = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame;\n\n//-- Parse the different parts of a url, returning a object\nfunction uri(url){\n var uri = {\n protocol : '',\n host : '',\n path : '',\n origin : '',\n directory : '',\n base : '',\n filename : '',\n extension : '',\n fragment : '',\n href : url\n },\n doubleSlash = url.indexOf('://'),\n search = url.indexOf('?'),\n fragment = url.indexOf(\"#\"),\n withoutProtocol,\n dot,\n firstSlash;\n\n if(fragment != -1) {\n uri.fragment = url.slice(fragment + 1);\n url = url.slice(0, fragment);\n }\n\n if(search != -1) {\n uri.search = url.slice(search + 1);\n url = url.slice(0, search);\n href = url;\n }\n\n if(doubleSlash != -1) {\n uri.protocol = url.slice(0, doubleSlash);\n withoutProtocol = url.slice(doubleSlash+3);\n firstSlash = withoutProtocol.indexOf('/');\n\n if(firstSlash === -1) {\n uri.host = uri.path;\n uri.path = \"\";\n } else {\n uri.host = withoutProtocol.slice(0, firstSlash);\n uri.path = withoutProtocol.slice(firstSlash);\n }\n\n\n uri.origin = uri.protocol + \"://\" + uri.host;\n\n uri.directory = folder(uri.path);\n\n uri.base = uri.origin + uri.directory;\n // return origin;\n } else {\n uri.path = url;\n uri.directory = folder(url);\n uri.base = uri.directory;\n }\n\n //-- Filename\n uri.filename = url.replace(uri.base, '');\n dot = uri.filename.lastIndexOf('.');\n if(dot != -1) {\n uri.extension = uri.filename.slice(dot+1);\n }\n return uri;\n};\n\n//-- Parse out the folder, will return everything before the last slash\nfunction folder(url){\n\n var lastSlash = url.lastIndexOf('/');\n\n if(lastSlash == -1) var folder = '';\n\n folder = url.slice(0, lastSlash + 1);\n\n return folder;\n\n};\n\nfunction isElement(obj) {\n return !!(obj && obj.nodeType == 1);\n};\n\n// http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript\nfunction uuid() {\n var d = new Date().getTime();\n var uuid = 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {\n var r = (d + Math.random()*16)%16 | 0;\n d = Math.floor(d/16);\n return (c=='x' ? r : (r&0x7|0x8)).toString(16);\n });\n return uuid;\n};\n\n// From Lodash\nfunction values(object) {\n var index = -1,\n props = Object.keys(object),\n length = props.length,\n result = Array(length);\n\n while (++index < length) {\n result[index] = object[props[index]];\n }\n return result;\n};\n\nfunction resolveUrl(base, path) {\n var url = [],\n segments = [],\n baseUri = uri(base),\n pathUri = uri(path),\n baseDirectory = baseUri.directory,\n pathDirectory = pathUri.directory,\n directories = [],\n // folders = base.split(\"/\"),\n paths;\n\n // if(uri.host) {\n // return path;\n // }\n\n if(baseDirectory[0] === \"/\") {\n baseDirectory = baseDirectory.substring(1);\n }\n\n if(pathDirectory[pathDirectory.length-1] === \"/\") {\n baseDirectory = baseDirectory.substring(0, baseDirectory.length-1);\n }\n\n if(pathDirectory[0] === \"/\") {\n pathDirectory = pathDirectory.substring(1);\n }\n\n if(pathDirectory[pathDirectory.length-1] === \"/\") {\n pathDirectory = pathDirectory.substring(0, pathDirectory.length-1);\n }\n\n if(baseDirectory) {\n directories = baseDirectory.split(\"/\");\n }\n\n paths = pathDirectory.split(\"/\");\n\n paths.reverse().forEach(function(part, index){\n if(part === \"..\"){\n directories.pop();\n } else if(part === directories[directories.length-1]) {\n directories.pop();\n segments.unshift(part);\n } else {\n segments.unshift(part);\n }\n });\n\n url = [baseUri.origin];\n\n if(directories.length) {\n url = url.concat(directories);\n }\n\n if(segments) {\n url = url.concat(segments);\n }\n\n url = url.concat(pathUri.filename);\n\n return url.join(\"/\");\n};\n\nfunction documentHeight() {\n return Math.max(\n document.documentElement.clientHeight,\n document.body.scrollHeight,\n document.documentElement.scrollHeight,\n document.body.offsetHeight,\n document.documentElement.offsetHeight\n );\n};\n\nfunction isNumber(n) {\n return !isNaN(parseFloat(n)) && isFinite(n);\n};\n\nfunction prefixed(unprefixed) {\n var vendors = [\"Webkit\", \"Moz\", \"O\", \"ms\" ],\n prefixes = ['-Webkit-', '-moz-', '-o-', '-ms-'],\n upper = unprefixed[0].toUpperCase() + unprefixed.slice(1),\n length = vendors.length;\n\n if (typeof(document.body.style[unprefixed]) != 'undefined') {\n return unprefixed;\n }\n\n for ( var i=0; i < length; i++ ) {\n if (typeof(document.body.style[vendors[i] + upper]) != 'undefined') {\n return vendors[i] + upper;\n }\n }\n\n return unprefixed;\n};\n\nfunction defaults(obj) {\n for (var i = 1, length = arguments.length; i < length; i++) {\n var source = arguments[i];\n for (var prop in source) {\n if (obj[prop] === void 0) obj[prop] = source[prop];\n }\n }\n return obj;\n};\n\nfunction extend(target) {\n var sources = [].slice.call(arguments, 1);\n sources.forEach(function (source) {\n if(!source) return;\n Object.getOwnPropertyNames(source).forEach(function(propName) {\n Object.defineProperty(target, propName, Object.getOwnPropertyDescriptor(source, propName));\n });\n });\n return target;\n};\n\n// Fast quicksort insert for sorted array -- based on:\n// http://stackoverflow.com/questions/1344500/efficient-way-to-insert-a-number-into-a-sorted-array-of-numbers\nfunction insert(item, array, compareFunction) {\n var location = locationOf(item, array, compareFunction);\n array.splice(location, 0, item);\n\n return location;\n};\n// Returns where something would fit in\nfunction locationOf(item, array, compareFunction, _start, _end) {\n var start = _start || 0;\n var end = _end || array.length;\n var pivot = parseInt(start + (end - start) / 2);\n var compared;\n if(!compareFunction){\n compareFunction = function(a, b) {\n if(a > b) return 1;\n if(a < b) return -1;\n if(a = b) return 0;\n };\n }\n if(end-start <= 0) {\n return pivot;\n }\n\n compared = compareFunction(array[pivot], item);\n if(end-start === 1) {\n return compared > 0 ? pivot : pivot + 1;\n }\n\n if(compared === 0) {\n return pivot;\n }\n if(compared === -1) {\n return locationOf(item, array, compareFunction, pivot, end);\n } else{\n return locationOf(item, array, compareFunction, start, pivot);\n }\n};\n// Returns -1 of mpt found\nfunction indexOfSorted(item, array, compareFunction, _start, _end) {\n var start = _start || 0;\n var end = _end || array.length;\n var pivot = parseInt(start + (end - start) / 2);\n var compared;\n if(!compareFunction){\n compareFunction = function(a, b) {\n if(a > b) return 1;\n if(a < b) return -1;\n if(a = b) return 0;\n };\n }\n if(end-start <= 0) {\n return -1; // Not found\n }\n\n compared = compareFunction(array[pivot], item);\n if(end-start === 1) {\n return compared === 0 ? pivot : -1;\n }\n if(compared === 0) {\n return pivot; // Found\n }\n if(compared === -1) {\n return indexOfSorted(item, array, compareFunction, pivot, end);\n } else{\n return indexOfSorted(item, array, compareFunction, start, pivot);\n }\n};\n\nfunction bounds(el) {\n\n var style = window.getComputedStyle(el);\n var widthProps = [\"width\", \"paddingRight\", \"paddingLeft\", \"marginRight\", \"marginLeft\", \"borderRightWidth\", \"borderLeftWidth\"];\n var heightProps = [\"height\", \"paddingTop\", \"paddingBottom\", \"marginTop\", \"marginBottom\", \"borderTopWidth\", \"borderBottomWidth\"];\n\n var width = 0;\n var height = 0;\n\n widthProps.forEach(function(prop){\n width += parseFloat(style[prop]) || 0;\n });\n\n heightProps.forEach(function(prop){\n height += parseFloat(style[prop]) || 0;\n });\n\n return {\n height: height,\n width: width\n };\n\n};\n\nfunction borders(el) {\n\n var style = window.getComputedStyle(el);\n var widthProps = [\"paddingRight\", \"paddingLeft\", \"marginRight\", \"marginLeft\", \"borderRightWidth\", \"borderLeftWidth\"];\n var heightProps = [\"paddingTop\", \"paddingBottom\", \"marginTop\", \"marginBottom\", \"borderTopWidth\", \"borderBottomWidth\"];\n\n var width = 0;\n var height = 0;\n\n widthProps.forEach(function(prop){\n width += parseFloat(style[prop]) || 0;\n });\n\n heightProps.forEach(function(prop){\n height += parseFloat(style[prop]) || 0;\n });\n\n return {\n height: height,\n width: width\n };\n\n};\n\nfunction windowBounds() {\n\n var width = window.innerWidth;\n var height = window.innerHeight;\n\n return {\n top: 0,\n left: 0,\n right: width,\n bottom: height,\n width: width,\n height: height\n };\n\n};\n\n//https://stackoverflow.com/questions/13482352/xquery-looking-for-text-with-single-quote/13483496#13483496\nfunction cleanStringForXpath(str) {\n var parts = str.match(/[^'\"]+|['\"]/g);\n parts = parts.map(function(part){\n if (part === \"'\") {\n return '\\\"\\'\\\"'; // output \"'\"\n }\n\n if (part === '\"') {\n return \"\\'\\\"\\'\"; // output '\"'\n }\n return \"\\'\" + part + \"\\'\";\n });\n return \"concat(\\'\\',\" + parts.join(\",\") + \")\";\n};\n\nfunction indexOfTextNode(textNode){\n var parent = textNode.parentNode;\n var children = parent.childNodes;\n var sib;\n var index = -1;\n for (var i = 0; i < children.length; i++) {\n sib = children[i];\n if(sib.nodeType === Node.TEXT_NODE){\n index++;\n }\n if(sib == textNode) break;\n }\n\n return index;\n};\n\nmodule.exports = {\n 'request': require('./request'),\n 'uri': uri,\n 'folder': folder,\n 'isElement': isElement,\n 'uuid': uuid,\n 'values': values,\n 'resolveUrl': resolveUrl,\n 'indexOfSorted': indexOfSorted,\n 'documentHeight': documentHeight,\n 'isNumber': isNumber,\n 'prefixed': prefixed,\n 'defaults': defaults,\n 'extend': extend,\n 'insert': insert,\n 'locationOf': locationOf,\n 'indexOfSorted': indexOfSorted,\n 'requestAnimationFrame': requestAnimationFrame,\n 'bounds': bounds,\n 'borders': borders,\n 'windowBounds': windowBounds,\n 'cleanStringForXpath': cleanStringForXpath,\n 'indexOfTextNode': indexOfTextNode,\n};\n","var core = require('./core');\n\nfunction EpubCFI(cfiStr){\n if(cfiStr) return this.parse(cfiStr);\n};\n\nEpubCFI.prototype.generateChapterComponent = function(_spineNodeIndex, _pos, id) {\n var pos = parseInt(_pos),\n spineNodeIndex = _spineNodeIndex + 1,\n cfi = '/'+spineNodeIndex+'/';\n\n cfi += (pos + 1) * 2;\n\n if(id) cfi += \"[\" + id + \"]\";\n\n //cfi += \"!\";\n\n return cfi;\n};\n\nEpubCFI.prototype.generatePathComponent = function(steps) {\n var parts = [];\n\n steps.forEach(function(part){\n var segment = '';\n segment += (part.index + 1) * 2;\n\n if(part.id) {\n segment += \"[\" + part.id + \"]\";\n }\n\n parts.push(segment);\n });\n\n return parts.join('/');\n};\n\nEpubCFI.prototype.generateCfiFromElement = function(element, chapter) {\n var steps = this.pathTo(element);\n var path = this.generatePathComponent(steps);\n if(!path.length) {\n // Start of Chapter\n return \"epubcfi(\" + chapter + \"!/4/)\";\n } else {\n // First Text Node\n return \"epubcfi(\" + chapter + \"!\" + path + \"/1:0)\";\n }\n};\n\nEpubCFI.prototype.pathTo = function(node) {\n var stack = [],\n children;\n\n while(node && node.parentNode !== null && node.parentNode.nodeType != 9) {\n children = node.parentNode.children;\n\n stack.unshift({\n 'id' : node.id,\n // 'classList' : node.classList,\n 'tagName' : node.tagName,\n 'index' : children ? Array.prototype.indexOf.call(children, node) : 0\n });\n\n node = node.parentNode;\n }\n\n return stack;\n};\n\nEpubCFI.prototype.getChapterComponent = function(cfiStr) {\n\n var splitStr = cfiStr.split(\"!\");\n\n return splitStr[0];\n};\n\nEpubCFI.prototype.getPathComponent = function(cfiStr) {\n\n var splitStr = cfiStr.split(\"!\");\n var pathComponent = splitStr[1] ? splitStr[1].split(\":\") : '';\n\n return pathComponent[0];\n};\n\nEpubCFI.prototype.getCharecterOffsetComponent = function(cfiStr) {\n var splitStr = cfiStr.split(\":\");\n return splitStr[1] || '';\n};\n\n\nEpubCFI.prototype.parse = function(cfiStr) {\n var cfi = {},\n chapSegment,\n chapterComponent,\n pathComponent,\n charecterOffsetComponent,\n assertion,\n chapId,\n path,\n end,\n endInt,\n text,\n parseStep = function(part){\n var type, index, has_brackets, id;\n\n type = \"element\";\n index = parseInt(part) / 2 - 1;\n has_brackets = part.match(/\\[(.*)\\]/);\n if(has_brackets && has_brackets[1]){\n id = has_brackets[1];\n }\n\n return {\n \"type\" : type,\n 'index' : index,\n 'id' : id || false\n };\n };\n\n if(typeof cfiStr !== \"string\") {\n return {spinePos: -1};\n }\n\n cfi.str = cfiStr;\n\n if(cfiStr.indexOf(\"epubcfi(\") === 0 && cfiStr[cfiStr.length-1] === \")\") {\n // Remove intial epubcfi( and ending )\n cfiStr = cfiStr.slice(8, cfiStr.length-1);\n }\n\n chapterComponent = this.getChapterComponent(cfiStr);\n pathComponent = this.getPathComponent(cfiStr) || '';\n charecterOffsetComponent = this.getCharecterOffsetComponent(cfiStr);\n // Make sure this is a valid cfi or return\n if(!chapterComponent) {\n return {spinePos: -1};\n }\n\n // Chapter segment is always the second one\n chapSegment = chapterComponent.split(\"/\")[2] || '';\n if(!chapSegment) return {spinePos:-1};\n\n cfi.spinePos = (parseInt(chapSegment) / 2 - 1 ) || 0;\n\n chapId = chapSegment.match(/\\[(.*)\\]/);\n\n cfi.spineId = chapId ? chapId[1] : false;\n\n if(pathComponent.indexOf(',') != -1) {\n // Handle ranges -- not supported yet\n console.warn(\"CFI Ranges are not supported\");\n }\n\n path = pathComponent.split('/');\n end = path.pop();\n\n cfi.steps = [];\n\n path.forEach(function(part){\n var step;\n\n if(part) {\n step = parseStep(part);\n cfi.steps.push(step);\n }\n });\n\n //-- Check if END is a text node or element\n endInt = parseInt(end);\n if(!isNaN(endInt)) {\n\n if(endInt % 2 === 0) { // Even = is an element\n cfi.steps.push(parseStep(end));\n } else {\n cfi.steps.push({\n \"type\" : \"text\",\n 'index' : (endInt - 1 ) / 2\n });\n }\n\n }\n\n assertion = charecterOffsetComponent.match(/\\[(.*)\\]/);\n if(assertion && assertion[1]){\n cfi.characterOffset = parseInt(charecterOffsetComponent.split('[')[0]);\n // We arent handling these assertions yet\n cfi.textLocationAssertion = assertion[1];\n } else {\n cfi.characterOffset = parseInt(charecterOffsetComponent);\n }\n\n return cfi;\n};\n\nEpubCFI.prototype.addMarker = function(cfi, _doc, _marker) {\n var doc = _doc || document;\n var marker = _marker || this.createMarker(doc);\n var parent;\n var lastStep;\n var text;\n var split;\n\n if(typeof cfi === 'string') {\n cfi = this.parse(cfi);\n }\n // Get the terminal step\n lastStep = cfi.steps[cfi.steps.length-1];\n\n // check spinePos\n if(cfi.spinePos === -1) {\n // Not a valid CFI\n return false;\n }\n\n // Find the CFI elements parent\n parent = this.findParent(cfi, doc);\n\n if(!parent) {\n // CFI didn't return an element\n // Maybe it isnt in the current chapter?\n return false;\n }\n\n if(lastStep && lastStep.type === \"text\") {\n text = parent.childNodes[lastStep.index];\n if(cfi.characterOffset){\n split = text.splitText(cfi.characterOffset);\n marker.classList.add(\"EPUBJS-CFI-SPLIT\");\n parent.insertBefore(marker, split);\n } else {\n parent.insertBefore(marker, text);\n }\n } else {\n parent.insertBefore(marker, parent.firstChild);\n }\n\n return marker;\n};\n\nEpubCFI.prototype.createMarker = function(_doc) {\n var doc = _doc || document;\n var element = doc.createElement('span');\n element.id = \"EPUBJS-CFI-MARKER:\"+ core.uuid();\n element.classList.add(\"EPUBJS-CFI-MARKER\");\n\n return element;\n};\n\nEpubCFI.prototype.removeMarker = function(marker, _doc) {\n var doc = _doc || document;\n // var id = marker.id;\n\n // Cleanup textnodes if they were split\n if(marker.classList.contains(\"EPUBJS-CFI-SPLIT\")){\n nextSib = marker.nextSibling;\n prevSib = marker.previousSibling;\n if(nextSib &&\n prevSib &&\n nextSib.nodeType === 3 &&\n prevSib.nodeType === 3){\n\n prevSib.textContent += nextSib.textContent;\n marker.parentNode.removeChild(nextSib);\n }\n marker.parentNode.removeChild(marker);\n } else if(marker.classList.contains(\"EPUBJS-CFI-MARKER\")) {\n // Remove only elements added as markers\n marker.parentNode.removeChild(marker);\n }\n\n};\n\nEpubCFI.prototype.findParent = function(cfi, _doc) {\n var doc = _doc || document,\n element = doc.getElementsByTagName('html')[0],\n children = Array.prototype.slice.call(element.children),\n num, index, part, sections,\n text, textBegin, textEnd;\n\n if(typeof cfi === 'string') {\n cfi = this.parse(cfi);\n }\n\n sections = cfi.steps.slice(0); // Clone steps array\n if(!sections.length) {\n return doc.getElementsByTagName('body')[0];\n }\n\n while(sections && sections.length > 0) {\n part = sections.shift();\n // Find textNodes Parent\n if(part.type === \"text\") {\n text = element.childNodes[part.index];\n element = text.parentNode || element;\n // Find element by id if present\n } else if(part.id){\n element = doc.getElementById(part.id);\n // Find element in parent\n }else{\n element = children[part.index];\n }\n // Element can't be found\n if(typeof element === \"undefined\") {\n console.error(\"No Element For\", part, cfi.str);\n return false;\n }\n // Get current element children and continue through steps\n children = Array.prototype.slice.call(element.children);\n }\n\n return element;\n};\n\nEpubCFI.prototype.compare = function(cfiOne, cfiTwo) {\n if(typeof cfiOne === 'string') {\n cfiOne = new EpubCFI(cfiOne);\n }\n if(typeof cfiTwo === 'string') {\n cfiTwo = new EpubCFI(cfiTwo);\n }\n // Compare Spine Positions\n if(cfiOne.spinePos > cfiTwo.spinePos) {\n return 1;\n }\n if(cfiOne.spinePos < cfiTwo.spinePos) {\n return -1;\n }\n\n\n // Compare Each Step in the First item\n for (var i = 0; i < cfiOne.steps.length; i++) {\n if(!cfiTwo.steps[i]) {\n return 1;\n }\n if(cfiOne.steps[i].index > cfiTwo.steps[i].index) {\n return 1;\n }\n if(cfiOne.steps[i].index < cfiTwo.steps[i].index) {\n return -1;\n }\n // Otherwise continue checking\n }\n\n // All steps in First present in Second\n if(cfiOne.steps.length < cfiTwo.steps.length) {\n return -1;\n }\n\n // Compare the charecter offset of the text node\n if(cfiOne.characterOffset > cfiTwo.characterOffset) {\n return 1;\n }\n if(cfiOne.characterOffset < cfiTwo.characterOffset) {\n return -1;\n }\n\n // CFI's are equal\n return 0;\n};\n\nEpubCFI.prototype.generateCfiFromHref = function(href, book) {\n var uri = core.uri(href);\n var path = uri.path;\n var fragment = uri.fragment;\n var spinePos = book.spineIndexByURL[path];\n var loaded;\n var deferred = new RSVP.defer();\n var epubcfi = new EpubCFI();\n var spineItem;\n\n if(typeof spinePos !== \"undefined\"){\n spineItem = book.spine[spinePos];\n loaded = book.loadXml(spineItem.url);\n loaded.then(function(doc){\n var element = doc.getElementById(fragment);\n var cfi;\n cfi = epubcfi.generateCfiFromElement(element, spineItem.cfiBase);\n deferred.resolve(cfi);\n });\n }\n\n return deferred.promise;\n};\n\nEpubCFI.prototype.generateCfiFromTextNode = function(anchor, offset, base) {\n var parent = anchor.parentNode;\n var steps = this.pathTo(parent);\n var path = this.generatePathComponent(steps);\n var index = 1 + (2 * Array.prototype.indexOf.call(parent.childNodes, anchor));\n return \"epubcfi(\" + base + \"!\" + path + \"/\"+index+\":\"+(offset || 0)+\")\";\n};\n\nEpubCFI.prototype.generateCfiFromRangeAnchor = function(range, base) {\n var anchor = range.anchorNode;\n var offset = range.anchorOffset;\n return this.generateCfiFromTextNode(anchor, offset, base);\n};\n\nEpubCFI.prototype.generateCfiFromRange = function(range, base) {\n var start, startElement, startSteps, startPath, startOffset, startIndex;\n var end, endElement, endSteps, endPath, endOffset, endIndex;\n\n start = range.startContainer;\n\n if(start.nodeType === 3) { // text node\n startElement = start.parentNode;\n //startIndex = 1 + (2 * Array.prototype.indexOf.call(startElement.childNodes, start));\n startIndex = 1 + (2 * core.indexOfTextNode(start));\n startSteps = this.pathTo(startElement);\n } else if(range.collapsed) {\n return this.generateCfiFromElement(start, base); // single element\n } else {\n startSteps = this.pathTo(start);\n }\n\n startPath = this.generatePathComponent(startSteps);\n startOffset = range.startOffset;\n\n if(!range.collapsed) {\n end = range.endContainer;\n\n if(end.nodeType === 3) { // text node\n endElement = end.parentNode;\n // endIndex = 1 + (2 * Array.prototype.indexOf.call(endElement.childNodes, end));\n endIndex = 1 + (2 * core.indexOfTextNode(end));\n\n endSteps = this.pathTo(endElement);\n } else {\n endSteps = this.pathTo(end);\n }\n\n endPath = this.generatePathComponent(endSteps);\n endOffset = range.endOffset;\n\n // Remove steps present in startPath\n endPath = endPath.replace(startPath, '');\n\n if (endPath.length) {\n endPath = endPath + \"/\";\n }\n\n return \"epubcfi(\" + base + \"!\" + startPath + \"/\" + startIndex + \":\" + startOffset + \",\" + endPath + endIndex + \":\" + endOffset + \")\";\n\n } else {\n return \"epubcfi(\" + base + \"!\" + startPath + \"/\"+ startIndex +\":\"+ startOffset +\")\";\n }\n};\n\nEpubCFI.prototype.generateXpathFromSteps = function(steps) {\n var xpath = [\".\", \"*\"];\n\n steps.forEach(function(step){\n var position = step.index + 1;\n\n if(step.id){\n xpath.push(\"*[position()=\" + position + \" and @id='\" + step.id + \"']\");\n } else if(step.type === \"text\") {\n xpath.push(\"text()[\" + position + \"]\");\n } else {\n xpath.push(\"*[\" + position + \"]\");\n }\n });\n\n return xpath.join(\"/\");\n};\n\n\nEpubCFI.prototype.generateRangeFromCfi = function(cfi, _doc) {\n var doc = _doc || document;\n var range = doc.createRange();\n var lastStep;\n var xpath;\n var startContainer;\n var textLength;\n\n if(typeof cfi === 'string') {\n cfi = this.parse(cfi);\n }\n\n // check spinePos\n if(cfi.spinePos === -1) {\n // Not a valid CFI\n return false;\n }\n\n xpath = this.generateXpathFromSteps(cfi.steps);\n\n // Get the terminal step\n lastStep = cfi.steps[cfi.steps.length-1];\n startContainer = doc.evaluate(xpath, doc, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;\n\n if(!startContainer) {\n return null;\n }\n\n if(startContainer && cfi.characterOffset >= 0) {\n textLength = startContainer.length;\n\n if(cfi.characterOffset < textLength) {\n range.setStart(startContainer, cfi.characterOffset);\n range.setEnd(startContainer, textLength );\n } else {\n console.debug(\"offset greater than length:\", cfi.characterOffset, textLength);\n range.setStart(startContainer, textLength - 1 );\n range.setEnd(startContainer, textLength );\n }\n } else if(startContainer) {\n range.selectNode(startContainer);\n }\n // doc.defaultView.getSelection().addRange(range);\n return range;\n};\n\nEpubCFI.prototype.isCfiString = function(target) {\n if(typeof target === \"string\" &&\n target.indexOf(\"epubcfi(\") === 0) {\n return true;\n }\n\n return false;\n};\n\nmodule.exports = EpubCFI;\n","var RSVP = require('rsvp');\n\n//-- Hooks allow for injecting functions that must all complete in order before finishing\n// They will execute in parallel but all must finish before continuing\n// Functions may return a promise if they are asycn.\n\n// this.content = new EPUBJS.Hook();\n// this.content.register(function(){});\n// this.content.trigger(args).then(function(){});\n\nfunction Hook(context){\n this.context = context || this;\n this.hooks = [];\n};\n\n// Adds a function to be run before a hook completes\nHook.prototype.register = function(func){\n this.hooks.push(func);\n};\n\n// Triggers a hook to run all functions\nHook.prototype.trigger = function(){\n var args = arguments;\n var context = this.context;\n var promises = [];\n\n this.hooks.forEach(function(task, i) {\n var executing = task.apply(context, args);\n\n if(executing && typeof executing[\"then\"] === \"function\") {\n // Task is a function that returns a promise\n promises.push(executing);\n }\n // Otherwise Task resolves immediately, continue\n });\n\n\n return RSVP.all(promises);\n};\n\nmodule.exports = Hook;\n","var core = require('./core');\n\nfunction Reflowable(){\n\n};\n\nReflowable.prototype.calculate = function(_width, _height, _gap, _devisor){\n\n var divisor = _devisor || 1;\n\n //-- Check the width and create even width columns\n var fullWidth = Math.floor(_width);\n var width = (fullWidth % 2 === 0) ? fullWidth : fullWidth - 1;\n\n var section = Math.floor(width / 8);\n var gap = (_gap >= 0) ? _gap : ((section % 2 === 0) ? section : section - 1);\n\n var colWidth;\n var spreadWidth;\n var delta;\n\n //-- Double Page\n if(divisor > 1) {\n colWidth = Math.floor((width - gap) / divisor);\n } else {\n colWidth = width;\n }\n\n spreadWidth = colWidth * divisor;\n\n delta = (colWidth + gap) * divisor;\n\n\n\n this.columnAxis = core.prefixed('columnAxis');\n this.columnGap = core.prefixed('columnGap');\n this.columnWidth = core.prefixed('columnWidth');\n this.columnFill = core.prefixed('columnFill');\n\n this.width = width;\n this.height = _height;\n this.spread = spreadWidth;\n this.delta = delta;\n\n this.column = colWidth;\n this.gap = gap;\n this.divisor = divisor;\n\n};\n\nReflowable.prototype.format = function(view){\n\n var $doc = view.document.documentElement;\n var $body = view.document.body;//view.document.querySelector(\"body\");\n\n $doc.style.overflow = \"hidden\";\n\n // Must be set to the new calculated width or the columns will be off\n // $body.style.width = this.width + \"px\";\n $doc.style.width = this.width + \"px\";\n\n //-- Adjust height\n $body.style.height = this.height + \"px\";\n\n //-- Add columns\n $body.style[this.columnAxis] = \"horizontal\";\n $body.style[this.columnFill] = \"auto\";\n $body.style[this.columnGap] = this.gap+\"px\";\n $body.style[this.columnWidth] = this.column+\"px\";\n\n // Add extra padding for the gap between this and the next view\n view.iframe.style.marginRight = this.gap+\"px\";\n};\n\nReflowable.prototype.count = function(view) {\n var totalWidth = view.root().scrollWidth;\n var spreads = Math.ceil(totalWidth / this.spread);\n\n return {\n spreads : spreads,\n pages : spreads * this.divisor\n };\n};\n\nfunction Fixed(_width, _height){\n\n};\n\nFixed.prototype.calculate = function(_width, _height){\n\n};\n\nFixed.prototype.format = function(view){\n var width, height;\n\n var $doc = view.document.documentElement;\n var $viewport = documentElement.querySelector(\"[name=viewport\");\n\n /**\n * check for the viewport size\n * \n */\n if($viewport && $viewport.hasAttribute(\"content\")) {\n content = $viewport.getAttribute(\"content\");\n contents = content.split(',');\n if(contents[0]){\n width = contents[0].replace(\"width=\", '');\n }\n if(contents[1]){\n height = contents[1].replace(\"height=\", '');\n }\n }\n\n //-- Adjust width and height\n // $doc.style.width = width + \"px\" || \"auto\";\n // $doc.style.height = height + \"px\" || \"auto\";\n view.resize(width, height);\n\n //-- Scroll\n $doc.style.overflow = \"auto\";\n\n};\n\nFixed.prototype.count = function(){\n return {\n spreads : 1,\n pages : 1\n };\n};\n\nfunction Scroll(){\n\n};\n\nScroll.prototype.calculate = function(_width, _height){\n this.spread = _width;\n this.column = _width;\n this.gap = 0;\n};\n\nScroll.prototype.format = function(view){\n\n var $doc = view.document.documentElement;\n\n $doc.style.width = \"auto\";\n $doc.style.height = \"auto\";\n\n};\n\nScroll.prototype.count = function(){\n return {\n spreads : 1,\n pages : 1\n };\n};\n\nmodule.exports = {\n 'Reflowable': Reflowable,\n 'Fixed': Fixed,\n 'Scroll': Scroll\n};\n","var core = require('./core');\nvar Queue = require('./queue');\nvar EpubCFI = require('./epubcfi');\nvar RSVP = require('rsvp');\n\nfunction Locations(spine, request) {\n this.spine = spine;\n this.request = request;\n\n this.q = new Queue(this);\n this.epubcfi = new EpubCFI();\n\n this._locations = [];\n this.total = 0;\n\n this.break = 150;\n\n this._current = 0;\n\n};\n\n// Load all of sections in the book\nLocations.prototype.generate = function(chars) {\n\n if (chars) {\n this.break = chars;\n }\n\n this.q.pause();\n\n this.spine.each(function(section) {\n\n this.q.enqueue(this.process, section);\n\n }.bind(this));\n\n return this.q.run().then(function() {\n this.total = this._locations.length-1;\n\n if (this._currentCfi) {\n this.currentLocation = this._currentCfi;\n }\n\n return this._locations;\n // console.log(this.precentage(this.book.rendition.location.start), this.precentage(this.book.rendition.location.end));\n }.bind(this));\n\n};\n\nLocations.prototype.process = function(section) {\n\n return section.load(this.request)\n .then(function(contents) {\n\n var range;\n var doc = contents.ownerDocument;\n var counter = 0;\n\n this.sprint(contents, function(node) {\n var len = node.length;\n var dist;\n var pos = 0;\n\n // Start range\n if (counter == 0) {\n range = doc.createRange();\n range.setStart(node, 0);\n }\n\n dist = this.break - counter;\n\n // Node is smaller than a break\n if(dist > len){\n counter += len;\n pos = len;\n }\n\n while (pos < len) {\n counter = this.break;\n pos += this.break;\n\n // Gone over\n if(pos >= len){\n // Continue counter for next node\n counter = len - (pos - this.break);\n\n // At End\n } else {\n // End the previous range\n range.setEnd(node, pos);\n cfi = section.cfiFromRange(range);\n this._locations.push(cfi);\n counter = 0;\n\n // Start new range\n pos += 1;\n range = doc.createRange();\n range.setStart(node, pos);\n }\n }\n\n\n\n }.bind(this));\n\n // Close remaining\n if (range) {\n range.setEnd(prev, prev.length);\n cfi = section.cfiFromRange(range);\n this._locations.push(cfi)\n counter = 0;\n }\n\n }.bind(this));\n\n};\n\nLocations.prototype.sprint = function(root, func) {\n\tvar treeWalker = document.createTreeWalker(root, NodeFilter.SHOW_TEXT, null, false);\n\n\twhile ((node = treeWalker.nextNode())) {\n\t\tfunc(node);\n\t}\n\n};\n\nLocations.prototype.locationFromCfi = function(cfi){\n // Check if the location has not been set yet\n\tif(this._locations.length === 0) {\n\t\treturn -1;\n\t}\n\n return core.locationOf(cfi, this._locations, this.epubcfi.compare);\n};\n\nLocations.prototype.precentageFromCfi = function(cfi) {\n // Find closest cfi\n var loc = this.locationFromCfi(cfi);\n // Get percentage in total\n return this.precentageFromLocation(loc);\n};\n\nLocations.prototype.precentageFromLocation = function(loc) {\n return Math.ceil((loc / this.total ) * 1000) / 1000;\n};\n\nLocations.prototype.cfiFromLocation = function(loc){\n\tvar cfi = -1;\n\t// check that pg is an int\n\tif(typeof loc != \"number\"){\n\t\tloc = parseInt(pg);\n\t}\n\n\tif(loc >= 0 && loc < this._locations.length) {\n\t\tcfi = this._locations[loc];\n\t}\n\n\treturn cfi;\n};\n\nLocations.prototype.cfiFromPercentage = function(percent){\n\tvar loc = Math.round(this.total * percent);\n\treturn this.cfiFromLocation(loc);\n};\n\nLocations.prototype.load = function(locations){\n\tthis._locations = JSON.parse(locations);\n this.total = this._locations.length-1;\n return this._locations;\n};\n\nLocations.prototype.save = function(json){\n\treturn JSON.stringify(this._locations);\n};\n\nLocations.prototype.getCurrent = function(json){\n\treturn this._current;\n};\n\nLocations.prototype.setCurrent = function(curr){\n var loc;\n\n if(typeof curr == \"string\"){\n this._currentCfi = curr;\n } else if (typeof curr == \"number\") {\n this._current = curr;\n } else {\n return;\n }\n\n if(this._locations.length === 0) {\n return;\n\t}\n\n if(typeof curr == \"string\"){\n loc = this.locationFromCfi(curr);\n this._current = loc;\n } else {\n loc = curr;\n }\n console.log( this.precentageFromLocation(loc))\n this.trigger(\"changed\", {\n percentage: this.precentageFromLocation(loc)\n });\n};\n\nObject.defineProperty(Locations.prototype, 'currentLocation', {\n get: function () {\n return this._current;\n },\n set: function (curr) {\n this.setCurrent(curr);\n }\n});\n\nRSVP.EventTarget.mixin(Locations.prototype);\n\nmodule.exports = Locations;\n","function Map(layout){\n this.layout = layout;\n};\n\nMap.prototype.section = function(view) {\n var ranges = this.findRanges(view);\n var map = this.rangeListToCfiList(view, ranges);\n\n return map;\n};\n\nMap.prototype.page = function(view, start, end) {\n var root = view.document.body;\n return this.rangePairToCfiPair(view.section, {\n start: this.findStart(root, start, end),\n end: this.findEnd(root, start, end)\n });\n};\n\nMap.prototype.walk = function(root, func) {\n //var treeWalker = document.createTreeWalker(root, NodeFilter.SHOW_ELEMENT + NodeFilter.SHOW_TEXT, null, false);\n var treeWalker = document.createTreeWalker(root, NodeFilter.SHOW_TEXT, {\n acceptNode: function (node) {\n if ( node.data.trim().length > 0 ) {\n return NodeFilter.FILTER_ACCEPT;\n } else {\n return NodeFilter.FILTER_REJECT;\n }\n }\n }, false);\n var node;\n var result;\n while ((node = treeWalker.nextNode())) {\n result = func(node);\n if(result) break;\n }\n\n return result;\n};\n\nMap.prototype.findRanges = function(view){\n var columns = [];\n var count = this.layout.count(view);\n var column = this.layout.column;\n var gap = this.layout.gap;\n var start, end;\n\n for (var i = 0; i < count.pages; i++) {\n start = (column + gap) * i;\n end = (column * (i+1)) + (gap * i);\n columns.push({\n start: this.findStart(view.document.body, start, end),\n end: this.findEnd(view.document.body, start, end)\n });\n }\n\n return columns;\n};\n\nMap.prototype.findStart = function(root, start, end){\n var stack = [root];\n var $el;\n var found;\n var $prev = root;\n while (stack.length) {\n\n $el = stack.shift();\n\n found = this.walk($el, function(node){\n var left, right;\n var elPos;\n var elRange;\n\n\n if(node.nodeType == Node.TEXT_NODE){\n elRange = document.createRange();\n elRange.selectNodeContents(node);\n elPos = elRange.getBoundingClientRect();\n } else {\n elPos = node.getBoundingClientRect();\n }\n\n left = elPos.left;\n right = elPos.right;\n\n if( left >= start && left <= end ) {\n return node;\n } else if (right > start) {\n return node;\n } else {\n $prev = node;\n stack.push(node);\n }\n\n });\n\n if(found) {\n return this.findTextStartRange(found, start, end);\n }\n\n }\n\n // Return last element\n return this.findTextStartRange($prev, start, end);\n};\n\nMap.prototype.findEnd = function(root, start, end){\n var stack = [root];\n var $el;\n var $prev = root;\n var found;\n\n while (stack.length) {\n\n $el = stack.shift();\n\n found = this.walk($el, function(node){\n\n var left, right;\n var elPos;\n var elRange;\n\n\n if(node.nodeType == Node.TEXT_NODE){\n elRange = document.createRange();\n elRange.selectNodeContents(node);\n elPos = elRange.getBoundingClientRect();\n } else {\n elPos = node.getBoundingClientRect();\n }\n\n left = elPos.left;\n right = elPos.right;\n\n if(left > end && $prev) {\n return $prev;\n } else if(right > end) {\n return node;\n } else {\n $prev = node;\n stack.push(node);\n }\n\n });\n\n\n if(found){\n return this.findTextEndRange(found, start, end);\n }\n\n }\n\n // end of chapter\n return this.findTextEndRange($prev, start, end);\n};\n\n\nMap.prototype.findTextStartRange = function(node, start, end){\n var ranges = this.splitTextNodeIntoRanges(node);\n var prev;\n var range;\n var pos;\n\n for (var i = 0; i < ranges.length; i++) {\n range = ranges[i];\n\n pos = range.getBoundingClientRect();\n\n if( pos.left >= start ) {\n return range;\n }\n\n prev = range;\n\n }\n\n return ranges[0];\n};\n\nMap.prototype.findTextEndRange = function(node, start, end){\n var ranges = this.splitTextNodeIntoRanges(node);\n var prev;\n var range;\n var pos;\n\n for (var i = 0; i < ranges.length; i++) {\n range = ranges[i];\n\n pos = range.getBoundingClientRect();\n\n if(pos.left > end && prev) {\n return prev;\n } else if(pos.right > end) {\n return range;\n }\n\n prev = range;\n\n }\n\n // Ends before limit\n return ranges[ranges.length-1];\n\n};\n\nMap.prototype.splitTextNodeIntoRanges = function(node, _splitter){\n var ranges = [];\n var textContent = node.textContent || \"\";\n var text = textContent.trim();\n var range;\n var rect;\n var list;\n var doc = node.ownerDocument;\n var splitter = _splitter || \" \";\n\n pos = text.indexOf(splitter);\n\n if(pos === -1 || node.nodeType != Node.TEXT_NODE) {\n range = doc.createRange();\n range.selectNodeContents(node);\n return [range];\n }\n\n range = doc.createRange();\n range.setStart(node, 0);\n range.setEnd(node, pos);\n ranges.push(range);\n range = false;\n\n while ( pos != -1 ) {\n\n pos = text.indexOf(splitter, pos + 1);\n if(pos > 0) {\n\n if(range) {\n range.setEnd(node, pos);\n ranges.push(range);\n }\n\n range = doc.createRange();\n range.setStart(node, pos+1);\n }\n }\n\n if(range) {\n range.setEnd(node, text.length);\n ranges.push(range);\n }\n\n return ranges;\n};\n\n\n\nMap.prototype.rangePairToCfiPair = function(section, rangePair){\n\n var startRange = rangePair.start;\n var endRange = rangePair.end;\n\n startRange.collapse(true);\n endRange.collapse(true);\n\n startCfi = section.cfiFromRange(startRange);\n endCfi = section.cfiFromRange(endRange);\n\n return {\n start: startCfi,\n end: endCfi\n };\n\n};\n\nMap.prototype.rangeListToCfiList = function(view, columns){\n var map = [];\n var rangePair, cifPair;\n\n for (var i = 0; i < columns.length; i++) {\n cifPair = this.rangePairToCfiPair(view.section, columns[i]);\n\n map.push(cifPair);\n\n }\n\n return map;\n};\n\nmodule.exports = Map;\n","var core = require('./core');\nvar Parser = require('./parser');\nvar RSVP = require('rsvp');\n\nfunction Navigation(_package, _request){\n var navigation = this;\n var parse = new Parser();\n var request = _request || core.request;\n\n this.package = _package;\n this.toc = [];\n this.tocByHref = {};\n this.tocById = {};\n\n if(_package.navPath) {\n this.navUrl = _package.baseUrl + _package.navPath;\n this.nav = {};\n\n this.nav.load = function(_request){\n var loading = new RSVP.defer();\n var loaded = loading.promise;\n\n request(navigation.navUrl, 'xml').then(function(xml){\n navigation.toc = parse.nav(xml);\n navigation.loaded(navigation.toc);\n loading.resolve(navigation.toc);\n });\n\n return loaded;\n };\n\n }\n\n if(_package.ncxPath) {\n this.ncxUrl = _package.baseUrl + _package.ncxPath;\n this.ncx = {};\n\n this.ncx.load = function(_request){\n var loading = new RSVP.defer();\n var loaded = loading.promise;\n\n request(navigation.ncxUrl, 'xml').then(function(xml){\n navigation.toc = parse.ncx(xml);\n navigation.loaded(navigation.toc);\n loading.resolve(navigation.toc);\n });\n\n return loaded;\n };\n\n }\n};\n\n// Load the navigation\nNavigation.prototype.load = function(_request) {\n var request = _request || core.request;\n var loading, loaded;\n\n if(this.nav) {\n loading = this.nav.load();\n } else if(this.ncx) {\n loading = this.ncx.load();\n } else {\n loaded = new RSVP.defer();\n loaded.resolve([]);\n loading = loaded.promise;\n }\n\n return loading;\n\n};\n\nNavigation.prototype.loaded = function(toc) {\n var item;\n\n for (var i = 0; i < toc.length; i++) {\n item = toc[i];\n this.tocByHref[item.href] = i;\n this.tocById[item.id] = i;\n }\n\n};\n\n// Get an item from the navigation\nNavigation.prototype.get = function(target) {\n var index;\n\n if(!target) {\n return this.toc;\n }\n\n if(target.indexOf(\"#\") === 0) {\n index = this.tocById[target.substring(1)];\n } else if(target in this.tocByHref){\n index = this.tocByHref[target];\n }\n\n return this.toc[index];\n};\n\nmodule.exports = Navigation;\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar Continuous = require('./continuous');\nvar Map = require('./map');\nvar Layout = require('./layout');\n\nfunction Paginate(book, options) {\n\n Continuous.apply(this, arguments);\n\n this.settings = core.extend(this.settings || {}, {\n width: 600,\n height: 400,\n axis: \"horizontal\",\n forceSingle: false,\n minSpreadWidth: 800, //-- overridden by spread: none (never) / both (always)\n gap: \"auto\", //-- \"auto\" or int\n overflow: \"hidden\",\n infinite: false\n });\n\n core.extend(this.settings, options);\n\n this.isForcedSingle = this.settings.forceSingle;\n\n this.viewSettings = {\n axis: this.settings.axis\n };\n\n this.start();\n};\n\nPaginate.prototype = Object.create(Continuous.prototype);\nPaginate.prototype.constructor = Paginate;\n\n\nPaginate.prototype.determineSpreads = function(cutoff){\n if(this.isForcedSingle || !cutoff || this.bounds().width < cutoff) {\n return 1; //-- Single Page\n }else{\n return 2; //-- Double Page\n }\n};\n\nPaginate.prototype.forceSingle = function(bool){\n if(bool === false) {\n this.isForcedSingle = false;\n // this.spreads = false;\n } else {\n this.isForcedSingle = true;\n // this.spreads = this.determineSpreads(this.minSpreadWidth);\n }\n this.applyLayoutMethod();\n};\n\n/**\n* Uses the settings to determine which Layout Method is needed\n* Triggers events based on the method choosen\n* Takes: Layout settings object\n* Returns: String of appropriate for EPUBJS.Layout function\n*/\n// Paginate.prototype.determineLayout = function(settings){\n// // Default is layout: reflowable & spread: auto\n// var spreads = this.determineSpreads(this.settings.minSpreadWidth);\n// console.log(\"spreads\", spreads, this.settings.minSpreadWidth)\n// var layoutMethod = spreads ? \"ReflowableSpreads\" : \"Reflowable\";\n// var scroll = false;\n//\n// if(settings.layout === \"pre-paginated\") {\n// layoutMethod = \"Fixed\";\n// scroll = true;\n// spreads = false;\n// }\n//\n// if(settings.layout === \"reflowable\" && settings.spread === \"none\") {\n// layoutMethod = \"Reflowable\";\n// scroll = false;\n// spreads = false;\n// }\n//\n// if(settings.layout === \"reflowable\" && settings.spread === \"both\") {\n// layoutMethod = \"ReflowableSpreads\";\n// scroll = false;\n// spreads = true;\n// }\n//\n// this.spreads = spreads;\n//\n// return layoutMethod;\n// };\n\nPaginate.prototype.start = function(){\n // On display\n // this.layoutSettings = this.reconcileLayoutSettings(globalLayout, chapter.properties);\n // this.layoutMethod = this.determineLayout(this.layoutSettings);\n // this.layout = new EPUBJS.Layout[this.layoutMethod]();\n //this.hooks.display.register(this.registerLayoutMethod.bind(this));\n // this.hooks.display.register(this.reportLocation);\n this.on('displayed', this.reportLocation.bind(this));\n\n // this.hooks.content.register(this.adjustImages.bind(this));\n\n this.currentPage = 0;\n\n window.addEventListener('unload', function(e){\n this.ignore = true;\n this.destroy();\n }.bind(this));\n\n};\n\n// EPUBJS.Rendition.prototype.createView = function(section) {\n// var view = new EPUBJS.View(section, this.viewSettings);\n\n\n// return view;\n// };\n\nPaginate.prototype.applyLayoutMethod = function() {\n //var task = new RSVP.defer();\n\n // this.spreads = this.determineSpreads(this.settings.minSpreadWidth);\n\n this.layout = new Layout.Reflowable();\n\n this.updateLayout();\n\n // Set the look ahead offset for what is visible\n\n this.map = new Map(this.layout);\n\n // this.hooks.layout.register(this.layout.format.bind(this));\n\n //task.resolve();\n //return task.promise;\n // return layout;\n};\n\nPaginate.prototype.updateLayout = function() {\n\n this.spreads = this.determineSpreads(this.settings.minSpreadWidth);\n\n this.layout.calculate(\n this.stage.width,\n this.stage.height,\n this.settings.gap,\n this.spreads\n );\n\n this.settings.offset = this.layout.delta;\n\n};\n\nPaginate.prototype.moveTo = function(offset){\n var dist = Math.floor(offset.left / this.layout.delta) * this.layout.delta;\n return this.check(0, dist+this.settings.offset).then(function(){\n this.scrollBy(dist, 0);\n }.bind(this));\n};\n\nPaginate.prototype.page = function(pg){\n\n // this.currentPage = pg;\n // this.renderer.infinite.scrollTo(this.currentPage * this.formated.pageWidth, 0);\n //-- Return false if page is greater than the total\n // return false;\n};\n\nPaginate.prototype.next = function(){\n\n return this.q.enqueue(function(){\n // console.log(this.container.scrollWidth, this.container.scrollLeft + this.container.offsetWidth + this.layout.delta)\n if(this.container.scrollLeft +\n this.container.offsetWidth +\n this.layout.delta < this.container.scrollWidth) {\n this.scrollBy(this.layout.delta, 0);\n } else {\n this.scrollTo(this.container.scrollWidth - this.layout.delta, 0);\n }\n this.reportLocation();\n return this.check();\n });\n\n // return this.page(this.currentPage + 1);\n};\n\nPaginate.prototype.prev = function(){\n\n return this.q.enqueue(function(){\n this.scrollBy(-this.layout.delta, 0);\n this.reportLocation();\n return this.check();\n });\n // return this.page(this.currentPage - 1);\n};\n\n// Paginate.prototype.reportLocation = function(){\n// return this.q.enqueue(function(){\n// this.location = this.currentLocation();\n// this.trigger(\"locationChanged\", this.location);\n// }.bind(this));\n// };\n\nPaginate.prototype.currentLocation = function(){\n var visible = this.visible();\n var startA, startB, endA, endB;\n var pageLeft, pageRight;\n var container = this.container.getBoundingClientRect();\n\n if(visible.length === 1) {\n startA = container.left - visible[0].position().left;\n endA = startA + this.layout.spread;\n\n return this.map.page(visible[0], startA, endA);\n }\n\n if(visible.length > 1) {\n\n // Left Col\n startA = container.left - visible[0].position().left;\n endA = startA + this.layout.column;\n\n // Right Col\n startB = container.left + this.layout.spread - visible[visible.length-1].position().left;\n endB = startB + this.layout.column;\n\n pageLeft = this.map.page(visible[0], startA, endA);\n pageRight = this.map.page(visible[visible.length-1], startB, endB);\n\n return {\n start: pageLeft.start,\n end: pageRight.end\n };\n }\n};\n\nPaginate.prototype.resize = function(width, height){\n // Clear the queue\n this.q.clear();\n\n this.stageSize(width, height);\n\n this.updateLayout();\n\n if(this.location) {\n this.display(this.location.start);\n }\n\n this.trigger(\"resized\", {\n width: this.stage.width,\n height: this.stage.height\n });\n\n};\n\nPaginate.prototype.onResized = function(e) {\n\n this.views.clear();\n\n clearTimeout(this.resizeTimeout);\n this.resizeTimeout = setTimeout(function(){\n this.resize();\n }.bind(this), 150);\n};\n\nPaginate.prototype.adjustImages = function(view) {\n\n view.addStylesheetRules([\n [\"img\",\n [\"max-width\", (this.layout.spread) + \"px\"],\n [\"max-height\", (this.layout.height) + \"px\"]\n ]\n ]);\n return new RSVP.Promise(function(resolve, reject){\n // Wait to apply\n setTimeout(function() {\n resolve();\n }, 1);\n });\n};\n\n// Paginate.prototype.display = function(what){\n// return this.display(what);\n// };\n\nmodule.exports = Paginate;\n","var core = require('./core');\nvar EpubCFI = require('./epubcfi');\n\nfunction Parser(){};\n\nParser.prototype.container = function(containerXml){\n //-- \n var rootfile, fullpath, folder, encoding;\n\n if(!containerXml) {\n console.error(\"Container File Not Found\");\n return;\n }\n\n rootfile = containerXml.querySelector(\"rootfile\");\n\n if(!rootfile) {\n console.error(\"No RootFile Found\");\n return;\n }\n\n fullpath = rootfile.getAttribute('full-path');\n folder = core.uri(fullpath).directory;\n encoding = containerXml.xmlEncoding;\n\n //-- Now that we have the path we can parse the contents\n return {\n 'packagePath' : fullpath,\n 'basePath' : folder,\n 'encoding' : encoding\n };\n};\n\nParser.prototype.identifier = function(packageXml){\n var metadataNode;\n\n if(!packageXml) {\n console.error(\"Package File Not Found\");\n return;\n }\n\n metadataNode = packageXml.querySelector(\"metadata\");\n\n if(!metadataNode) {\n console.error(\"No Metadata Found\");\n return;\n }\n\n return this.getElementText(metadataNode, \"identifier\");\n};\n\nParser.prototype.packageContents = function(packageXml){\n var parse = this;\n var metadataNode, manifestNode, spineNode;\n var manifest, navPath, ncxPath, coverPath;\n var spineNodeIndex;\n var spine;\n var spineIndexByURL;\n\n if(!packageXml) {\n console.error(\"Package File Not Found\");\n return;\n }\n\n metadataNode = packageXml.querySelector(\"metadata\");\n if(!metadataNode) {\n console.error(\"No Metadata Found\");\n return;\n }\n\n manifestNode = packageXml.querySelector(\"manifest\");\n if(!manifestNode) {\n console.error(\"No Manifest Found\");\n return;\n }\n\n spineNode = packageXml.querySelector(\"spine\");\n if(!spineNode) {\n console.error(\"No Spine Found\");\n return;\n }\n\n manifest = parse.manifest(manifestNode);\n navPath = parse.findNavPath(manifestNode);\n ncxPath = parse.findNcxPath(manifestNode);\n coverPath = parse.findCoverPath(manifestNode);\n\n spineNodeIndex = Array.prototype.indexOf.call(spineNode.parentNode.childNodes, spineNode);\n\n spine = parse.spine(spineNode, manifest);\n\n return {\n 'metadata' : parse.metadata(metadataNode),\n 'spine' : spine,\n 'manifest' : manifest,\n 'navPath' : navPath,\n 'ncxPath' : ncxPath,\n 'coverPath': coverPath,\n 'spineNodeIndex' : spineNodeIndex\n };\n};\n\n//-- Find TOC NAV: media-type=\"application/xhtml+xml\" href=\"toc.ncx\"\nParser.prototype.findNavPath = function(manifestNode){\n var node = manifestNode.querySelector(\"item[properties^='nav']\");\n return node ? node.getAttribute('href') : false;\n};\n\n//-- Find TOC NCX: media-type=\"application/x-dtbncx+xml\" href=\"toc.ncx\"\nParser.prototype.findNcxPath = function(manifestNode){\n var node = manifestNode.querySelector(\"item[media-type='application/x-dtbncx+xml']\");\n return node ? node.getAttribute('href') : false;\n};\n\n//-- Find Cover: \nParser.prototype.findCoverPath = function(manifestNode){\n var node = manifestNode.querySelector(\"item[properties='cover-image']\");\n return node ? node.getAttribute('href') : false;\n};\n\n//-- Expanded to match Readium web components\nParser.prototype.metadata = function(xml){\n var metadata = {},\n p = this;\n\n metadata.title = p.getElementText(xml, 'title');\n metadata.creator = p.getElementText(xml, 'creator');\n metadata.description = p.getElementText(xml, 'description');\n\n metadata.pubdate = p.getElementText(xml, 'date');\n\n metadata.publisher = p.getElementText(xml, 'publisher');\n\n metadata.identifier = p.getElementText(xml, \"identifier\");\n metadata.language = p.getElementText(xml, \"language\");\n metadata.rights = p.getElementText(xml, \"rights\");\n\n metadata.modified_date = p.querySelectorText(xml, \"meta[property='dcterms:modified']\");\n metadata.layout = p.querySelectorText(xml, \"meta[property='rendition:layout']\");\n metadata.orientation = p.querySelectorText(xml, \"meta[property='rendition:orientation']\");\n metadata.spread = p.querySelectorText(xml, \"meta[property='rendition:spread']\");\n // metadata.page_prog_dir = packageXml.querySelector(\"spine\").getAttribute(\"page-progression-direction\");\n\n return metadata;\n};\n\nParser.prototype.getElementText = function(xml, tag){\n var found = xml.getElementsByTagNameNS(\"http://purl.org/dc/elements/1.1/\", tag),\n el;\n\n if(!found || found.length === 0) return '';\n\n el = found[0];\n\n if(el.childNodes.length){\n return el.childNodes[0].nodeValue;\n }\n\n return '';\n\n};\n\nParser.prototype.querySelectorText = function(xml, q){\n var el = xml.querySelector(q);\n\n if(el && el.childNodes.length){\n return el.childNodes[0].nodeValue;\n }\n\n return '';\n};\n\nParser.prototype.manifest = function(manifestXml){\n var manifest = {};\n\n //-- Turn items into an array\n var selected = manifestXml.querySelectorAll(\"item\"),\n items = Array.prototype.slice.call(selected);\n\n //-- Create an object with the id as key\n items.forEach(function(item){\n var id = item.getAttribute('id'),\n href = item.getAttribute('href') || '',\n type = item.getAttribute('media-type') || '',\n properties = item.getAttribute('properties') || '';\n\n manifest[id] = {\n 'href' : href,\n // 'url' : href,\n 'type' : type,\n 'properties' : properties.length ? properties.split(' ') : []\n };\n\n });\n\n return manifest;\n\n};\n\nParser.prototype.spine = function(spineXml, manifest){\n var spine = [];\n\n var selected = spineXml.getElementsByTagName(\"itemref\"),\n items = Array.prototype.slice.call(selected);\n\n var epubcfi = new EpubCFI();\n\n //-- Add to array to mantain ordering and cross reference with manifest\n items.forEach(function(item, index){\n var idref = item.getAttribute('idref');\n // var cfiBase = epubcfi.generateChapterComponent(spineNodeIndex, index, Id);\n var props = item.getAttribute('properties') || '';\n var propArray = props.length ? props.split(' ') : [];\n // var manifestProps = manifest[Id].properties;\n // var manifestPropArray = manifestProps.length ? manifestProps.split(' ') : [];\n\n var itemref = {\n 'idref' : idref,\n 'linear' : item.getAttribute('linear') || '',\n 'properties' : propArray,\n // 'href' : manifest[Id].href,\n // 'url' : manifest[Id].url,\n 'index' : index\n // 'cfiBase' : cfiBase\n };\n spine.push(itemref);\n });\n\n return spine;\n};\n\nParser.prototype.nav = function(navHtml){\n var navEl = navHtml.querySelector('nav[*|type=\"toc\"]'), //-- [*|type=\"toc\"] * Doesn't seem to work\n idCounter = 0;\n\n if(!navEl) return [];\n\n // Implements `> ol > li`\n function findListItems(parent){\n var items = [];\n\n Array.prototype.slice.call(parent.childNodes).forEach(function(node){\n if('ol' == node.tagName){\n Array.prototype.slice.call(node.childNodes).forEach(function(item){\n if('li' == item.tagName){\n items.push(item);\n }\n });\n }\n });\n\n return items;\n\n }\n\n // Implements `> a, > span`\n function findAnchorOrSpan(parent){\n var item = null;\n\n Array.prototype.slice.call(parent.childNodes).forEach(function(node){\n if('a' == node.tagName || 'span' == node.tagName){\n item = node;\n }\n });\n\n return item;\n }\n\n function getTOC(parent){\n var list = [],\n nodes = findListItems(parent),\n items = Array.prototype.slice.call(nodes),\n length = items.length,\n node;\n\n if(length === 0) return false;\n\n items.forEach(function(item){\n var id = item.getAttribute('id') || false,\n content = findAnchorOrSpan(item),\n href = content.getAttribute('href') || '',\n text = content.textContent || \"\",\n split = href.split(\"#\"),\n baseUrl = split[0],\n subitems = getTOC(item);\n // spinePos = spineIndexByURL[baseUrl],\n // spineItem = bookSpine[spinePos],\n // cfi = spineItem ? spineItem.cfi : '';\n\n // if(!id) {\n // if(spinePos) {\n // spineItem = bookSpine[spinePos];\n // id = spineItem.id;\n // cfi = spineItem.cfi;\n // } else {\n // id = 'epubjs-autogen-toc-id-' + (idCounter++);\n // }\n // }\n\n // item.setAttribute('id', id); // Ensure all elements have an id\n list.push({\n \"id\": id,\n \"href\": href,\n \"label\": text,\n \"subitems\" : subitems,\n \"parent\" : parent ? parent.getAttribute('id') : null\n // \"cfi\" : cfi\n });\n\n });\n\n return list;\n }\n\n return getTOC(navEl);\n};\n\nParser.prototype.ncx = function(tocXml){\n var navMap = tocXml.querySelector(\"navMap\");\n if(!navMap) return [];\n\n function getTOC(parent){\n var list = [],\n snapshot = tocXml.evaluate(\"*[local-name()='navPoint']\", parent, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null),\n length = snapshot.snapshotLength;\n\n if(length === 0) return [];\n\n for ( var i=length-1 ; i >= 0; i-- ) {\n var item = snapshot.snapshotItem(i);\n\n var id = item.getAttribute('id') || false,\n content = item.querySelector(\"content\"),\n src = content.getAttribute('src'),\n navLabel = item.querySelector(\"navLabel\"),\n text = navLabel.textContent ? navLabel.textContent : \"\",\n split = src.split(\"#\"),\n baseUrl = split[0],\n // spinePos = spineIndexByURL[baseUrl],\n // spineItem = bookSpine[spinePos],\n subitems = getTOC(item);\n // cfi = spineItem ? spineItem.cfi : '';\n\n // if(!id) {\n // if(spinePos) {\n // spineItem = bookSpine[spinePos];\n // id = spineItem.id;\n // cfi = spineItem.cfi;\n // } else {\n // id = 'epubjs-autogen-toc-id-' + (idCounter++);\n // }\n // }\n\n list.unshift({\n \"id\": id,\n \"href\": src,\n \"label\": text,\n // \"spinePos\": spinePos,\n \"subitems\" : subitems,\n \"parent\" : parent ? parent.getAttribute('id') : null,\n // \"cfi\" : cfi\n });\n\n }\n\n return list;\n }\n\n return getTOC(navMap);\n};\n\nmodule.exports = Parser;\n","var RSVP = require('rsvp');\nvar core = require('./core');\n\nfunction Queue(_context){\n this._q = [];\n this.context = _context;\n this.tick = core.requestAnimationFrame;\n this.running = false;\n this.paused = false;\n};\n\n// Add an item to the queue\nQueue.prototype.enqueue = function() {\n var deferred, promise;\n var queued;\n var task = [].shift.call(arguments);\n var args = arguments;\n\n // Handle single args without context\n // if(args && !Array.isArray(args)) {\n // args = [args];\n // }\n if(!task) {\n return console.error(\"No Task Provided\");\n }\n\n if(typeof task === \"function\"){\n\n deferred = new RSVP.defer();\n promise = deferred.promise;\n\n queued = {\n \"task\" : task,\n \"args\" : args,\n //\"context\" : context,\n \"deferred\" : deferred,\n \"promise\" : promise\n };\n\n } else {\n // Task is a promise\n queued = {\n \"promise\" : task\n };\n\n }\n\n this._q.push(queued);\n\n // Wait to start queue flush\n if (this.paused == false && !this.running) {\n // setTimeout(this.flush.bind(this), 0);\n // this.tick.call(window, this.run.bind(this));\n this.run();\n }\n\n return queued.promise;\n};\n\n// Run one item\nQueue.prototype.dequeue = function(){\n var inwait, task, result;\n\n if(this._q.length) {\n inwait = this._q.shift();\n task = inwait.task;\n if(task){\n // console.log(task)\n\n result = task.apply(this.context, inwait.args);\n\n if(result && typeof result[\"then\"] === \"function\") {\n // Task is a function that returns a promise\n return result.then(function(){\n inwait.deferred.resolve.apply(this.context, arguments);\n }.bind(this));\n } else {\n // Task resolves immediately\n inwait.deferred.resolve.apply(this.context, result);\n return inwait.promise;\n }\n\n\n\n } else if(inwait.promise) {\n // Task is a promise\n return inwait.promise;\n }\n\n } else {\n inwait = new RSVP.defer();\n inwait.deferred.resolve();\n return inwait.promise;\n }\n\n};\n\n// Run All Immediately\nQueue.prototype.dump = function(){\n while(this._q.length) {\n this.dequeue();\n }\n};\n\n// Run all sequentially, at convince\n\nQueue.prototype.run = function(){\n\n if(!this.running){\n this.running = true;\n this.defered = new RSVP.defer();\n }\n\n this.tick.call(window, function() {\n\n if(this._q.length) {\n\n this.dequeue()\n .then(function(){\n this.run();\n }.bind(this));\n\n } else {\n this.defered.resolve();\n this.running = undefined;\n }\n\n }.bind(this));\n\n // Unpause\n if(this.paused == true) {\n this.paused = false;\n }\n\n return this.defered.promise;\n};\n\n// Flush all, as quickly as possible\nQueue.prototype.flush = function(){\n\n if(this.running){\n return this.running;\n }\n\n if(this._q.length) {\n this.running = this.dequeue()\n .then(function(){\n this.running = undefined;\n return this.flush();\n }.bind(this));\n\n return this.running;\n }\n\n};\n\n// Clear all items in wait\nQueue.prototype.clear = function(){\n this._q = [];\n this.running = false;\n};\n\nQueue.prototype.length = function(){\n return this._q.length;\n};\n\nQueue.prototype.pause = function(){\n this.paused = true;\n};\n\n// Create a new task from a callback\nfunction Task(task, args, context){\n\n return function(){\n var toApply = arguments || [];\n\n return new RSVP.Promise(function(resolve, reject) {\n var callback = function(value){\n resolve(value);\n };\n // Add the callback to the arguments list\n toApply.push(callback);\n\n // Apply all arguments to the functions\n task.apply(this, toApply);\n\n }.bind(this));\n\n };\n\n};\n\nmodule.exports = Queue;\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar replace = require('./replacements');\nvar Hook = require('./hook');\nvar EpubCFI = require('./epubcfi');\nvar Queue = require('./queue');\nvar View = require('./view');\nvar Views = require('./views');\nvar Layout = require('./layout');\nvar Map = require('./map');\n\nfunction Rendition(book, options) {\n\n\tthis.settings = core.extend(this.settings || {}, {\n\t\tinfinite: true,\n\t\thidden: false,\n\t\twidth: false,\n\t\theight: null,\n\t\tlayoutOveride : null, // Default: { spread: 'reflowable', layout: 'auto', orientation: 'auto'},\n\t\taxis: \"vertical\"\n\t});\n\n\tcore.extend(this.settings, options);\n\n\tthis.viewSettings = {};\n\n\tthis.book = book;\n\n\tthis.views = null;\n\n\t//-- Adds Hook methods to the Rendition prototype\n\tthis.hooks = {};\n\tthis.hooks.display = new Hook(this);\n\tthis.hooks.content = new Hook(this);\n\tthis.hooks.layout = new Hook(this);\n\tthis.hooks.render = new Hook(this);\n\tthis.hooks.show = new Hook(this);\n\n\tthis.hooks.content.register(replace.links.bind(this));\n\tthis.hooks.content.register(this.passViewEvents.bind(this));\n\n\t// this.hooks.display.register(this.afterDisplay.bind(this));\n\n this.epubcfi = new EpubCFI();\n\n\tthis.q = new Queue(this);\n\n\tthis.q.enqueue(this.book.opened);\n\n\tthis.q.enqueue(this.parseLayoutProperties);\n\n};\n\n/**\n* Creates an element to render to.\n* Resizes to passed width and height or to the elements size\n*/\nRendition.prototype.initialize = function(_options){\n\tvar options = _options || {};\n\tvar height = options.height;// !== false ? options.height : \"100%\";\n\tvar width = options.width;// !== false ? options.width : \"100%\";\n\tvar hidden = options.hidden || false;\n\tvar container;\n\tvar wrapper;\n\n\tif(options.height && core.isNumber(options.height)) {\n\t\theight = options.height + \"px\";\n\t}\n\n\tif(options.width && core.isNumber(options.width)) {\n\t\twidth = options.width + \"px\";\n\t}\n\n\t// Create new container element\n\tcontainer = document.createElement(\"div\");\n\n\tcontainer.id = \"epubjs-container:\" + core.uuid();\n\tcontainer.classList.add(\"epub-container\");\n\n\t// Style Element\n\tcontainer.style.fontSize = \"0\";\n\tcontainer.style.wordSpacing = \"0\";\n\tcontainer.style.lineHeight = \"0\";\n\tcontainer.style.verticalAlign = \"top\";\n\n\tif(this.settings.axis === \"horizontal\") {\n\t\tcontainer.style.whiteSpace = \"nowrap\";\n\t}\n\n\tif(width){\n\t\tcontainer.style.width = width;\n\t}\n\n\tif(height){\n\t\tcontainer.style.height = height;\n\t}\n\n\tcontainer.style.overflow = this.settings.overflow;\n\n\treturn container;\n};\n\nRendition.wrap = function(container) {\n\tvar wrapper = document.createElement(\"div\");\n\n\twrapper.style.visibility = \"hidden\";\n\twrapper.style.overflow = \"hidden\";\n\twrapper.style.width = \"0\";\n\twrapper.style.height = \"0\";\n\n\twrapper.appendChild(container);\n\treturn wrapper;\n};\n\n// Call to attach the container to an element in the dom\n// Container must be attached before rendering can begin\nRendition.prototype.attachTo = function(_element){\n\tvar bounds;\n\n\tthis.container = this.initialize({\n\t\t\"width\" : this.settings.width,\n\t\t\"height\" : this.settings.height\n\t});\n\n\tif(core.isElement(_element)) {\n\t\tthis.element = _element;\n\t} else if (typeof _element === \"string\") {\n\t\tthis.element = document.getElementById(_element);\n\t}\n\n\tif(!this.element){\n\t\tconsole.error(\"Not an Element\");\n\t\treturn;\n\t}\n\n\tif(this.settings.hidden) {\n\t\tthis.wrapper = this.wrap(this.container);\n\t\tthis.element.appendChild(this.wrapper);\n\t} else {\n\t\tthis.element.appendChild(this.container);\n\t}\n\n\tthis.views = new Views(this.container);\n\n\t// Attach Listeners\n\tthis.attachListeners();\n\n\t// Calculate Stage Size\n\tthis.stageSize();\n\n\t// Add Layout method\n\tthis.applyLayoutMethod();\n\n\t// Trigger Attached\n\tthis.trigger(\"attached\");\n\n\t// Start processing queue\n\t// this.q.run();\n\n};\n\nRendition.prototype.attachListeners = function(){\n\n\t// Listen to window for resize event if width or height is set to 100%\n\tif(!core.isNumber(this.settings.width) ||\n\t\t !core.isNumber(this.settings.height) ) {\n\t\twindow.addEventListener(\"resize\", this.onResized.bind(this), false);\n\t}\n\n};\n\nRendition.prototype.bounds = function() {\n\treturn this.container.getBoundingClientRect();\n};\n\nRendition.prototype.display = function(target){\n\n\treturn this.q.enqueue(this._display, target);\n\n};\n\nRendition.prototype._display = function(target){\n\n\tvar displaying = new RSVP.defer();\n\tvar displayed = displaying.promise;\n\n\tvar section;\n var view;\n var offset;\n\tvar fragment;\n\tvar cfi = this.epubcfi.isCfiString(target);\n\n\tvar visible;\n\n\tsection = this.book.spine.get(target);\n\n\tif(!section){\n\t\tdisplaying.reject(new Error(\"No Section Found\"));\n\t\treturn displayed;\n\t}\n\n\t// Check to make sure the section we want isn't already shown\n\tvisible = this.views.find(section);\n\n\tif(visible) {\n\t\toffset = view.locationOf(target);\n\t\tdisplayed = this.moveTo(offset)\n\t\t\t.then(function(){\n\t\t\t\treturn this.check();\n\t\t\t});\n\t} else {\n\n\t\t// Hide all current views\n\t\tthis.views.hide();\n\n\t\t// Create a new view\n\t\tview = new View(section, this.viewSettings);\n\n\t\t// This will clear all previous views\n\t\tdisplayed = this.fill(view)\n\t\t\t.then(function(){\n\n\t\t\t\t// Parse the target fragment\n\t\t\t\tif(typeof target === \"string\" &&\n\t\t\t\t\ttarget.indexOf(\"#\") > -1) {\n\t\t\t\t\t\tfragment = target.substring(target.indexOf(\"#\")+1);\n\t\t\t\t}\n\n\t\t\t\t// Move to correct place within the section, if needed\n\t\t\t\tif(cfi || fragment) {\n\t\t\t\t\toffset = view.locationOf(target);\n\t\t\t\t\treturn this.moveTo(offset);\n\t\t\t\t}\n\n\t\t\t\tif(typeof this.check === 'function') {\n\t\t\t\t\treturn this.check();\n\t\t\t\t}\n\t\t\t}.bind(this))\n\t\t\t.then(function(){\n\t\t\t\treturn this.hooks.display.trigger(view);\n\t\t\t}.bind(this))\n\t\t\t.then(function(){\n\t\t\t\tthis.views.show();\n\t\t\t}.bind(this));\n\t}\n\n\tdisplayed.then(function(){\n\n\t\tthis.trigger(\"displayed\", section);\n\n\t}.bind(this));\n\n\n\treturn displayed;\n};\n\n// Takes a cfi, fragment or page?\nRendition.prototype.moveTo = function(offset){\n\tthis.scrollBy(offset.left, offset.top);\n};\n\nRendition.prototype.render = function(view, show) {\n\n\tview.create();\n\n\tview.onLayout = this.layout.format.bind(this.layout);\n\n\t// Fit to size of the container, apply padding\n\tthis.resizeView(view);\n\n\t// Render Chain\n\treturn view.render(this.book.request)\n\t\t.then(function(){\n\t\t\treturn this.hooks.content.trigger(view, this);\n\t\t}.bind(this))\n\t\t.then(function(){\n\t\t\treturn this.hooks.layout.trigger(view, this);\n\t\t}.bind(this))\n\t\t.then(function(){\n\t\t\treturn view.display();\n\t\t}.bind(this))\n\t\t.then(function(){\n\t\t\treturn this.hooks.render.trigger(view, this);\n\t\t}.bind(this))\n\t\t.then(function(){\n\t\t\tif(show !== false && this.views.hidden === false) {\n\t\t\t\tthis.q.enqueue(function(view){\n\t\t\t\t\tview.show();\n\t\t\t\t}, view);\n\t\t\t}\n\n\n\t\t\t// this.map = new Map(view, this.layout);\n\t\t\tthis.hooks.show.trigger(view, this);\n\t\t\tthis.trigger(\"rendered\", view.section);\n\n\t\t}.bind(this))\n\t\t.catch(function(e){\n\t\t\tthis.trigger(\"loaderror\", e);\n\t\t}.bind(this));\n\n};\n\n\nRendition.prototype.afterDisplayed = function(view){\n\tthis.trigger(\"added\", view.section);\n};\n\nRendition.prototype.fill = function(view){\n\n\tthis.views.clear();\n\n\tthis.views.append(view);\n\n\t// view.on(\"shown\", this.afterDisplayed.bind(this));\n\tview.onDisplayed = this.afterDisplayed.bind(this);\n\n\treturn this.render(view);\n};\n\nRendition.prototype.resizeView = function(view) {\n\n\tif(this.globalLayoutProperties.layout === \"pre-paginated\") {\n\t\tview.lock(\"both\", this.stage.width, this.stage.height);\n\t} else {\n\t\tview.lock(\"width\", this.stage.width, this.stage.height);\n\t}\n\n};\n\nRendition.prototype.stageSize = function(_width, _height){\n\tvar bounds;\n\tvar width = _width || this.settings.width;\n\tvar height = _height || this.settings.height;\n\n\t// If width or height are set to false, inherit them from containing element\n\tif(width === false) {\n\t\tbounds = this.element.getBoundingClientRect();\n\n\t\tif(bounds.width) {\n\t\t\twidth = bounds.width;\n\t\t\tthis.container.style.width = bounds.width + \"px\";\n\t\t}\n\t}\n\n\tif(height === false) {\n\t\tbounds = bounds || this.element.getBoundingClientRect();\n\n\t\tif(bounds.height) {\n\t\t\theight = bounds.height;\n\t\t\tthis.container.style.height = bounds.height + \"px\";\n\t\t}\n\n\t}\n\n\tif(width && !core.isNumber(width)) {\n\t\tbounds = this.container.getBoundingClientRect();\n\t\twidth = bounds.width;\n\t\t//height = bounds.height;\n\t}\n\n\tif(height && !core.isNumber(height)) {\n\t\tbounds = bounds || this.container.getBoundingClientRect();\n\t\t//width = bounds.width;\n\t\theight = bounds.height;\n\t}\n\n\n\tthis.containerStyles = window.getComputedStyle(this.container);\n\tthis.containerPadding = {\n\t\tleft: parseFloat(this.containerStyles[\"padding-left\"]) || 0,\n\t\tright: parseFloat(this.containerStyles[\"padding-right\"]) || 0,\n\t\ttop: parseFloat(this.containerStyles[\"padding-top\"]) || 0,\n\t\tbottom: parseFloat(this.containerStyles[\"padding-bottom\"]) || 0\n\t};\n\n\tthis.stage = {\n\t\twidth: width -\n\t\t\t\t\t\tthis.containerPadding.left -\n\t\t\t\t\t\tthis.containerPadding.right,\n\t\theight: height -\n\t\t\t\t\t\tthis.containerPadding.top -\n\t\t\t\t\t\tthis.containerPadding.bottom\n\t};\n\n\treturn this.stage;\n\n};\n\nRendition.prototype.applyLayoutMethod = function() {\n\n\tthis.layout = new Layout.Scroll();\n\tthis.updateLayout();\n\n\tthis.map = new Map(this.layout);\n};\n\nRendition.prototype.updateLayout = function() {\n\n\tthis.layout.calculate(this.stage.width, this.stage.height);\n\n};\n\nRendition.prototype.resize = function(width, height){\n\n\tthis.stageSize(width, height);\n\n\tthis.updateLayout();\n\n\tthis.views.each(this.resizeView.bind(this));\n\n\tthis.trigger(\"resized\", {\n\t\twidth: this.stage.width,\n\t\theight: this.stage.height\n\t});\n\n};\n\nRendition.prototype.onResized = function(e) {\n\tthis.resize();\n};\n\nRendition.prototype.createView = function(section) {\n\treturn new View(section, this.viewSettings);\n};\n\nRendition.prototype.next = function(){\n\n\treturn this.q.enqueue(function(){\n\n\t\tvar next;\n\t\tvar view;\n\n\t\tif(!this.views.length) return;\n\n\t\tnext = this.views.last().section.next();\n\n\t\tif(next) {\n\t\t\tview = this.createView(next);\n\t\t\treturn this.fill(view);\n\t\t}\n\n\t});\n\n};\n\nRendition.prototype.prev = function(){\n\n\treturn this.q.enqueue(function(){\n\n\t\tvar prev;\n\t\tvar view;\n\n\t\tif(!this.views.length) return;\n\n\t\tprev = this.views.first().section.prev();\n\t\tif(prev) {\n\t\t\tview = this.createView(prev);\n\t\t\treturn this.fill(view);\n\t\t}\n\n\t});\n\n};\n\n//-- http://www.idpf.org/epub/fxl/\nRendition.prototype.parseLayoutProperties = function(_metadata){\n\tvar metadata = _metadata || this.book.package.metadata;\n\tvar layout = (this.layoutOveride && this.layoutOveride.layout) || metadata.layout || \"reflowable\";\n\tvar spread = (this.layoutOveride && this.layoutOveride.spread) || metadata.spread || \"auto\";\n\tvar orientation = (this.layoutOveride && this.layoutOveride.orientation) || metadata.orientation || \"auto\";\n\tthis.globalLayoutProperties = {\n\t\tlayout : layout,\n\t\tspread : spread,\n\t\torientation : orientation\n\t};\n\treturn this.globalLayoutProperties;\n};\n\n\nRendition.prototype.current = function(){\n\tvar visible = this.visible();\n\tif(visible.length){\n\t\t// Current is the last visible view\n\t\treturn visible[visible.length-1];\n\t}\n return null;\n};\n\nRendition.prototype.isVisible = function(view, offsetPrev, offsetNext, _container){\n\tvar position = view.position();\n\tvar container = _container || this.container.getBoundingClientRect();\n\n\tif(this.settings.axis === \"horizontal\" &&\n\t\tposition.right > container.left - offsetPrev &&\n\t\tposition.left < container.right + offsetNext) {\n\n\t\treturn true;\n\n } else if(this.settings.axis === \"vertical\" &&\n \tposition.bottom > container.top - offsetPrev &&\n\t\tposition.top < container.bottom + offsetNext) {\n\n\t\treturn true;\n }\n\n\treturn false;\n\n};\n\nRendition.prototype.visible = function(){\n\tvar container = this.bounds();\n\tvar displayedViews = this.views.displayed();\n var visible = [];\n var isVisible;\n var view;\n\n for (var i = 0; i < displayedViews.length; i++) {\n view = displayedViews[i];\n isVisible = this.isVisible(view, 0, 0, container);\n\n if(isVisible === true) {\n visible.push(view);\n }\n\n }\n return visible;\n\n};\n\nRendition.prototype.bounds = function(func) {\n var bounds;\n\n if(!this.settings.height) {\n bounds = core.windowBounds();\n } else {\n bounds = this.container.getBoundingClientRect();\n }\n\n return bounds;\n};\n\nRendition.prototype.destroy = function(){\n // Clear the queue\n\tthis.q.clear();\n\n\tthis.views.clear();\n\n\tclearTimeout(this.trimTimeout);\n\tif(this.settings.hidden) {\n\t\tthis.element.removeChild(this.wrapper);\n\t} else {\n\t\tthis.element.removeChild(this.container);\n\t}\n\n};\n\nRendition.prototype.reportLocation = function(){\n return this.q.enqueue(function(){\n this.location = this.currentLocation();\n this.trigger(\"locationChanged\", this.location);\n }.bind(this));\n};\n\nRendition.prototype.currentLocation = function(){\n var view;\n var start, end;\n\n if(this.views.length) {\n \tview = this.views.first();\n // start = container.left - view.position().left;\n // end = start + this.layout.spread;\n\n return this.map.page(view);\n }\n\n};\n\nRendition.prototype.scrollBy = function(x, y, silent){\n if(silent) {\n this.ignore = true;\n }\n\n if(this.settings.height) {\n\n if(x) this.container.scrollLeft += x;\n \tif(y) this.container.scrollTop += y;\n\n } else {\n \twindow.scrollBy(x,y);\n }\n // console.log(\"scrollBy\", x, y);\n this.scrolled = true;\n};\n\nRendition.prototype.scrollTo = function(x, y, silent){\n if(silent) {\n this.ignore = true;\n }\n\n if(this.settings.height) {\n \tthis.container.scrollLeft = x;\n \tthis.container.scrollTop = y;\n } else {\n \twindow.scrollTo(x,y);\n }\n // console.log(\"scrollTo\", x, y);\n this.scrolled = true;\n // if(this.container.scrollLeft != x){\n // setTimeout(function() {\n // this.scrollTo(x, y, silent);\n // }.bind(this), 10);\n // return;\n // };\n };\n\nRendition.prototype.passViewEvents = function(view){\n view.listenedEvents.forEach(function(e){\n\t\tview.on(e, this.triggerViewEvent.bind(this));\n\t}.bind(this));\n};\n\nRendition.prototype.triggerViewEvent = function(e){\n this.trigger(e.type, e);\n};\n\n//-- Enable binding events to Renderer\nRSVP.EventTarget.mixin(Rendition.prototype);\n\nmodule.exports = Rendition;\n","var core = require('./core');\n\nfunction links(view, renderer) {\n\n var links = view.document.querySelectorAll(\"a[href]\");\n var replaceLinks = function(link){\n var href = link.getAttribute(\"href\");\n var uri = new core.uri(href);\n\n\n if(uri.protocol){\n\n link.setAttribute(\"target\", \"_blank\");\n\n }else{\n\n // relative = core.resolveUrl(directory, href);\n // if(uri.fragment && !base) {\n // link.onclick = function(){\n // renderer.fragment(href);\n // return false;\n // };\n // } else {\n\n //}\n\n if(href.indexOf(\"#\") === 0) {\n // do nothing with fragment yet\n } else {\n link.onclick = function(){\n renderer.display(href);\n return false;\n };\n }\n\n }\n };\n\n for (var i = 0; i < links.length; i++) {\n replaceLinks(links[i]);\n }\n\n\n};\n\nmodule.exports = {\n 'links': links\n};\n","var RSVP = require('rsvp');\n\nfunction request(url, type, withCredentials, headers) {\n var supportsURL = window.URL;\n var BLOB_RESPONSE = supportsURL ? \"blob\" : \"arraybuffer\";\n\n var deferred = new RSVP.defer();\n\n var xhr = new XMLHttpRequest();\n\n //-- Check from PDF.js:\n // https://github.com/mozilla/pdf.js/blob/master/web/compatibility.js\n var xhrPrototype = XMLHttpRequest.prototype;\n\n var header;\n\n if (!('overrideMimeType' in xhrPrototype)) {\n // IE10 might have response, but not overrideMimeType\n Object.defineProperty(xhrPrototype, 'overrideMimeType', {\n value: function xmlHttpRequestOverrideMimeType(mimeType) {}\n });\n }\n if(withCredentials) {\n xhr.withCredentials = true;\n }\n\n xhr.open(\"GET\", url, true);\n\n for(header in headers) {\n xhr.setRequestHeader(header, headers[header]);\n }\n\n xhr.onreadystatechange = handler;\n\n if(type == 'blob'){\n xhr.responseType = BLOB_RESPONSE;\n }\n\n if(type == \"json\") {\n xhr.setRequestHeader(\"Accept\", \"application/json\");\n }\n\n if(type == 'xml') {\n xhr.overrideMimeType('text/xml');\n }\n\n xhr.send();\n\n function handler() {\n if (this.readyState === this.DONE) {\n if (this.status === 200 || this.responseXML ) { //-- Firefox is reporting 0 for blob urls\n var r;\n\n if(type == 'xml'){\n\n // If this.responseXML wasn't set, try to parse using a DOMParser from text\n if(!this.responseXML){\n r = new DOMParser().parseFromString(this.response, \"text/xml\");\n } else {\n r = this.responseXML;\n }\n\n }else\n if(type == 'json'){\n r = JSON.parse(this.response);\n }else\n if(type == 'blob'){\n\n if(supportsURL) {\n r = this.response;\n } else {\n //-- Safari doesn't support responseType blob, so create a blob from arraybuffer\n r = new Blob([this.response]);\n }\n\n }else{\n r = this.response;\n }\n\n deferred.resolve(r);\n } else {\n deferred.reject({\n status: this.status,\n message : this.response,\n stack : new Error().stack\n });\n }\n }\n }\n\n return deferred.promise;\n};\n\nmodule.exports = request;\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar EpubCFI = require('./epubcfi');\nvar Hook = require('./hook');\n\nfunction Section(item){\n this.idref = item.idref;\n this.linear = item.linear;\n this.properties = item.properties;\n this.index = item.index;\n this.href = item.href;\n this.url = item.url;\n this.next = item.next;\n this.prev = item.prev;\n\n this.epubcfi = new EpubCFI();\n this.cfiBase = item.cfiBase;\n\n this.hooks = {};\n this.hooks.replacements = new Hook(this);\n\n // Register replacements\n this.hooks.replacements.register(this.replacements);\n};\n\n\nSection.prototype.load = function(_request){\n var request = _request || this.request || core.request;\n var loading = new RSVP.defer();\n var loaded = loading.promise;\n\n if(this.contents) {\n loading.resolve(this.contents);\n } else {\n request(this.url, 'xml')\n .then(function(xml){\n var base;\n var directory = core.folder(this.url);\n\n this.document = xml;\n this.contents = xml.documentElement;\n\n return this.hooks.replacements.trigger(this.document);\n }.bind(this))\n .then(function(){\n loading.resolve(this.contents);\n }.bind(this))\n .catch(function(error){\n loading.reject(error);\n });\n }\n\n return loaded;\n};\n\nSection.prototype.replacements = function(_document){\n var task = new RSVP.defer();\n var base = _document.createElement(\"base\"); // TODO: check if exists\n var head;\n\n base.setAttribute(\"href\", this.url);\n\n if(_document) {\n head = _document.querySelector(\"head\");\n }\n if(head) {\n head.insertBefore(base, head.firstChild);\n task.resolve();\n } else {\n task.reject(new Error(\"No head to insert into\"));\n }\n\n\n return task.promise;\n};\n\nSection.prototype.beforeSectionLoad = function(){\n // Stub for a hook - replace me for now\n};\n\nSection.prototype.render = function(_request){\n var rendering = new RSVP.defer();\n var rendered = rendering.promise;\n\n this.load(_request).then(function(contents){\n var serializer = new XMLSerializer();\n var output = serializer.serializeToString(contents);\n rendering.resolve(output);\n })\n .catch(function(error){\n rendering.reject(error);\n });\n\n return rendered;\n};\n\nSection.prototype.find = function(_query){\n\n};\n\n/**\n* Reconciles the current chapters layout properies with\n* the global layout properities.\n* Takes: global layout settings object, chapter properties string\n* Returns: Object with layout properties\n*/\nSection.prototype.reconcileLayoutSettings = function(global){\n //-- Get the global defaults\n var settings = {\n layout : global.layout,\n spread : global.spread,\n orientation : global.orientation\n };\n\n //-- Get the chapter's display type\n this.properties.forEach(function(prop){\n var rendition = prop.replace(\"rendition:\", '');\n var split = rendition.indexOf(\"-\");\n var property, value;\n\n if(split != -1){\n property = rendition.slice(0, split);\n value = rendition.slice(split+1);\n\n settings[property] = value;\n }\n });\n return settings;\n};\n\nSection.prototype.cfiFromRange = function(_range) {\n return this.epubcfi.generateCfiFromRange(_range, this.cfiBase);\n};\n\nSection.prototype.cfiFromElement = function(el) {\n return this.epubcfi.generateCfiFromElement(el, this.cfiBase);\n};\n\nmodule.exports = Section;\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar EpubCFI = require('./epubcfi');\nvar Section = require('./section');\n\nfunction Spine(_request){\n this.request = _request;\n this.spineItems = [];\n this.spineByHref = {};\n this.spineById = {};\n\n};\n\nSpine.prototype.load = function(_package) {\n\n this.items = _package.spine;\n this.manifest = _package.manifest;\n this.spineNodeIndex = _package.spineNodeIndex;\n this.baseUrl = _package.baseUrl || '';\n this.length = this.items.length;\n this.epubcfi = new EpubCFI();\n\n this.items.forEach(function(item, index){\n var href, url;\n var manifestItem = this.manifest[item.idref];\n var spineItem;\n item.cfiBase = this.epubcfi.generateChapterComponent(this.spineNodeIndex, item.index, item.idref);\n\n if(manifestItem) {\n item.href = manifestItem.href;\n item.url = this.baseUrl + item.href;\n\n\n if(manifestItem.properties.length){\n item.properties.push.apply(item.properties, manifestItem.properties);\n }\n }\n\n // if(index > 0) {\n item.prev = function(){ return this.get(index-1); }.bind(this);\n // }\n\n // if(index+1 < this.items.length) {\n item.next = function(){ return this.get(index+1); }.bind(this);\n // }\n\n spineItem = new Section(item);\n this.append(spineItem);\n\n\n }.bind(this));\n\n};\n\n// book.spine.get();\n// book.spine.get(1);\n// book.spine.get(\"chap1.html\");\n// book.spine.get(\"#id1234\");\nSpine.prototype.get = function(target) {\n var index = 0;\n\n if(this.epubcfi.isCfiString(target)) {\n cfi = this.epubcfi.parse(target);\n index = cfi.spinePos;\n } else if(target && (typeof target === \"number\" || isNaN(target) === false)){\n index = target;\n } else if(target && target.indexOf(\"#\") === 0) {\n index = this.spineById[target.substring(1)];\n } else if(target) {\n // Remove fragments\n target = target.split(\"#\")[0];\n index = this.spineByHref[target];\n }\n\n return this.spineItems[index] || null;\n};\n\nSpine.prototype.append = function(section) {\n var index = this.spineItems.length;\n section.index = index;\n\n this.spineItems.push(section);\n\n this.spineByHref[section.href] = index;\n this.spineById[section.idref] = index;\n\n return index;\n};\n\nSpine.prototype.prepend = function(section) {\n var index = this.spineItems.unshift(section);\n this.spineByHref[section.href] = 0;\n this.spineById[section.idref] = 0;\n\n // Re-index\n this.spineItems.forEach(function(item, index){\n item.index = index;\n });\n\n return 0;\n};\n\nSpine.prototype.insert = function(section, index) {\n\n};\n\nSpine.prototype.remove = function(section) {\n var index = this.spineItems.indexOf(section);\n\n if(index > -1) {\n delete this.spineByHref[section.href];\n delete this.spineById[section.idref];\n\n return this.spineItems.splice(index, 1);\n }\n};\n\nSpine.prototype.each = function() {\n\treturn this.spineItems.forEach.apply(this.spineItems, arguments);\n};\n\nmodule.exports = Spine;\n","var Zip;\n\nfunction Unarchive() {\n try {\n if (typeof JSZip !== 'undefined') {\n this.zip = new JSZip();\n } else {\n Zip = require('jszip');\n this.zip = new Zip();\n }\n console.log('jszip loaded');\n } catch (e) {\n console.log('jszip not loaded');\n }\n}\n\nmodule.exports = Unarchive;\n","var RSVP = require('rsvp');\nvar core = require('./core');\nvar EpubCFI = require('./epubcfi');\n\nfunction View(section, options) {\n this.settings = options || {};\n\n this.id = \"epubjs-view:\" + core.uuid();\n this.section = section;\n this.index = section.index;\n\n this.element = document.createElement('div');\n this.element.classList.add(\"epub-view\");\n\n\n // this.element.style.minHeight = \"100px\";\n this.element.style.height = \"0px\";\n this.element.style.width = \"0px\";\n this.element.style.overflow = \"hidden\";\n\n this.added = false;\n this.displayed = false;\n this.rendered = false;\n\n //this.width = 0;\n //this.height = 0;\n\n // Blank Cfi for Parsing\n this.epubcfi = new EpubCFI();\n\n if(this.settings.axis && this.settings.axis == \"horizontal\"){\n this.element.style.display = \"inline-block\";\n } else {\n this.element.style.display = \"block\";\n }\n\n // Dom events to listen for\n this.listenedEvents = [\"keydown\", \"keyup\", \"keypressed\", \"mouseup\", \"mousedown\", \"click\", \"touchend\", \"touchstart\"];\n\n};\n\nView.prototype.create = function() {\n\n if(this.iframe) {\n return this.iframe;\n }\n\n this.iframe = document.createElement('iframe');\n this.iframe.id = this.id;\n this.iframe.scrolling = \"no\"; // Might need to be removed: breaks ios width calculations\n this.iframe.style.overflow = \"hidden\";\n this.iframe.seamless = \"seamless\";\n // Back up if seamless isn't supported\n this.iframe.style.border = \"none\";\n\n this.resizing = true;\n\n // this.iframe.style.display = \"none\";\n this.element.style.visibility = \"hidden\";\n this.iframe.style.visibility = \"hidden\";\n\n this.iframe.style.width = \"0\";\n this.iframe.style.height = \"0\";\n this._width = 0;\n this._height = 0;\n\n this.element.appendChild(this.iframe);\n this.added = true;\n\n this.elementBounds = core.bounds(this.element);\n\n // if(width || height){\n // this.resize(width, height);\n // } else if(this.width && this.height){\n // this.resize(this.width, this.height);\n // } else {\n // this.iframeBounds = core.bounds(this.iframe);\n // }\n\n // Firefox has trouble with baseURI and srcdoc\n // Disabled for now\n /*\n if(!!(\"srcdoc\" in this.iframe)) {\n this.supportsSrcdoc = true;\n } else {\n this.supportsSrcdoc = false;\n }\n */\n this.supportsSrcdoc = false;\n\n return this.iframe;\n};\n\n\nView.prototype.lock = function(what, width, height) {\n\n var elBorders = core.borders(this.element);\n var iframeBorders;\n\n if(this.iframe) {\n iframeBorders = core.borders(this.iframe);\n } else {\n iframeBorders = {width: 0, height: 0};\n }\n\n if(what == \"width\" && core.isNumber(width)){\n this.lockedWidth = width - elBorders.width - iframeBorders.width;\n this.resize(this.lockedWidth, width); // width keeps ratio correct\n }\n\n if(what == \"height\" && core.isNumber(height)){\n this.lockedHeight = height - elBorders.height - iframeBorders.height;\n this.resize(width, this.lockedHeight);\n }\n\n if(what === \"both\" &&\n core.isNumber(width) &&\n core.isNumber(height)){\n\n this.lockedWidth = width - elBorders.width - iframeBorders.width;\n this.lockedHeight = height - elBorders.height - iframeBorders.height;\n\n this.resize(this.lockedWidth, this.lockedHeight);\n }\n\n if(this.displayed && this.iframe) {\n\n this.layout();\n this.expand();\n\n }\n\n\n\n};\n\nView.prototype.expand = function(force) {\n var width = this.lockedWidth;\n var height = this.lockedHeight;\n\n var textWidth, textHeight;\n // console.log(\"expanding a\")\n if(!this.iframe || this._expanding) return;\n\n this._expanding = true;\n\n // Expand Horizontally\n if(height && !width) {\n // Get the width of the text\n textWidth = this.textWidth();\n // Check if the textWidth has changed\n if(textWidth != this._textWidth){\n // Get the contentWidth by resizing the iframe\n // Check with a min reset of the textWidth\n width = this.contentWidth(textWidth);\n // Save the textWdith\n this._textWidth = textWidth;\n // Save the contentWidth\n this._contentWidth = width;\n } else {\n // Otherwise assume content height hasn't changed\n width = this._contentWidth;\n }\n }\n\n // Expand Vertically\n if(width && !height) {\n textHeight = this.textHeight();\n if(textHeight != this._textHeight){\n height = this.contentHeight(textHeight);\n this._textHeight = textHeight;\n this._contentHeight = height;\n } else {\n height = this._contentHeight;\n }\n }\n\n // Only Resize if dimensions have changed or\n // if Frame is still hidden, so needs reframing\n if(this._needsReframe || width != this._width || height != this._height){\n this.resize(width, height);\n }\n\n this._expanding = false;\n};\n\nView.prototype.contentWidth = function(min) {\n var prev;\n var width;\n\n // Save previous width\n prev = this.iframe.style.width;\n // Set the iframe size to min, width will only ever be greater\n // Will preserve the aspect ratio\n this.iframe.style.width = (min || 0) + \"px\";\n // Get the scroll overflow width\n width = this.document.body.scrollWidth;\n // Reset iframe size back\n this.iframe.style.width = prev;\n return width;\n};\n\nView.prototype.contentHeight = function(min) {\n var prev;\n var height;\n\n prev = this.iframe.style.height;\n this.iframe.style.height = (min || 0) + \"px\";\n height = this.document.body.scrollHeight;\n this.iframe.style.height = prev;\n return height;\n};\n\nView.prototype.textWidth = function() {\n var width;\n var range = this.document.createRange();\n\n // Select the contents of frame\n range.selectNodeContents(this.document.body);\n\n // get the width of the text content\n width = range.getBoundingClientRect().width;\n return width;\n\n};\n\nView.prototype.textHeight = function() {\n var height;\n var range = this.document.createRange();\n\n range.selectNodeContents(this.document.body);\n\n height = range.getBoundingClientRect().height;\n return height;\n};\n\nView.prototype.resize = function(width, height) {\n\n if(!this.iframe) return;\n\n if(core.isNumber(width)){\n this.iframe.style.width = width + \"px\";\n this._width = width;\n }\n\n if(core.isNumber(height)){\n this.iframe.style.height = height + \"px\";\n this._height = height;\n }\n\n this.iframeBounds = core.bounds(this.iframe);\n\n this.reframe(this.iframeBounds.width, this.iframeBounds.height);\n\n};\n\nView.prototype.reframe = function(width, height) {\n //var prevBounds;\n\n if(!this.displayed) {\n this._needsReframe = true;\n return;\n }\n\n if(core.isNumber(width)){\n this.element.style.width = width + \"px\";\n }\n\n if(core.isNumber(height)){\n this.element.style.height = height + \"px\";\n }\n\n this.prevBounds = this.elementBounds;\n\n this.elementBounds = core.bounds(this.element);\n\n this.trigger(\"resized\", {\n width: this.elementBounds.width,\n height: this.elementBounds.height,\n widthDelta: this.elementBounds.width - this.prevBounds.width,\n heightDelta: this.elementBounds.height - this.prevBounds.height,\n });\n\n};\n\nView.prototype.resized = function(e) {\n /*\n if (!this.resizing) {\n if(this.iframe) {\n // this.expand();\n }\n } else {\n this.resizing = false;\n }*/\n\n};\n\nView.prototype.render = function(_request) {\n\n // if(this.rendering){\n // return this.displayed;\n // }\n\n this.rendering = true;\n // this.displayingDefer = new RSVP.defer();\n // this.displayedPromise = this.displaying.promise;\n\n return this.section.render(_request)\n .then(function(contents){\n return this.load(contents);\n }.bind(this));\n};\n\nView.prototype.load = function(contents) {\n var loading = new RSVP.defer();\n var loaded = loading.promise;\n\n if(!this.iframe) {\n loading.reject(new Error(\"No Iframe Available\"));\n return loaded;\n }\n\n this.iframe.onload = function(event) {\n\n this.window = this.iframe.contentWindow;\n this.document = this.iframe.contentDocument;\n this.rendering = false;\n loading.resolve(this);\n\n }.bind(this);\n\n if(this.supportsSrcdoc){\n this.iframe.srcdoc = contents;\n } else {\n\n this.document = this.iframe.contentDocument;\n\n if(!this.document) {\n loading.reject(new Error(\"No Document Available\"));\n return loaded;\n }\n\n this.document.open();\n this.document.write(contents);\n this.document.close();\n\n }\n\n return loaded;\n};\n\n\nView.prototype.layout = function(layoutFunc) {\n\n this.iframe.style.display = \"inline-block\";\n\n // Reset Body Styles\n this.document.body.style.margin = \"0\";\n //this.document.body.style.display = \"inline-block\";\n //this.document.documentElement.style.width = \"auto\";\n\n if(layoutFunc){\n layoutFunc(this);\n }\n\n this.onLayout(this);\n\n};\n\nView.prototype.onLayout = function(view) {\n // stub\n};\n\nView.prototype.listeners = function() {\n /*\n setTimeout(function(){\n this.window.addEventListener(\"resize\", this.resized.bind(this), false);\n }.bind(this), 10); // Wait to listen for resize events\n */\n\n // Wait for fonts to load to finish\n // http://dev.w3.org/csswg/css-font-loading/\n // Not implemented fully except in chrome\n\n if(this.document.fonts && this.document.fonts.status === \"loading\") {\n // console.log(\"fonts unloaded\");\n this.document.fonts.onloadingdone = function(){\n // console.log(\"loaded fonts\");\n this.expand();\n }.bind(this);\n }\n\n if(this.section.properties.indexOf(\"scripted\") > -1){\n this.observer = this.observe(this.document.body);\n }\n\n this.imageLoadListeners();\n\n this.mediaQueryListeners();\n\n // this.resizeListenters();\n\n this.addEventListeners();\n\n this.addSelectionListeners();\n};\n\nView.prototype.removeListeners = function() {\n\n this.removeEventListeners();\n\n this.removeSelectionListeners();\n};\n\nView.prototype.resizeListenters = function() {\n // Test size again\n clearTimeout(this.expanding);\n this.expanding = setTimeout(this.expand.bind(this), 350);\n};\n\n//https://github.com/tylergaw/media-query-events/blob/master/js/mq-events.js\nView.prototype.mediaQueryListeners = function() {\n var sheets = this.document.styleSheets;\n var mediaChangeHandler = function(m){\n if(m.matches && !this._expanding) {\n setTimeout(this.expand.bind(this), 1);\n // this.expand();\n }\n }.bind(this);\n\n for (var i = 0; i < sheets.length; i += 1) {\n var rules = sheets[i].cssRules;\n if(!rules) return; // Stylesheets changed\n for (var j = 0; j < rules.length; j += 1) {\n //if (rules[j].constructor === CSSMediaRule) {\n if(rules[j].media){\n var mql = this.window.matchMedia(rules[j].media.mediaText);\n mql.addListener(mediaChangeHandler);\n //mql.onchange = mediaChangeHandler;\n }\n }\n }\n};\n\nView.prototype.observe = function(target) {\n var renderer = this;\n\n // create an observer instance\n var observer = new MutationObserver(function(mutations) {\n if(renderer._expanding) {\n renderer.expand();\n }\n // mutations.forEach(function(mutation) {\n // console.log(mutation);\n // });\n });\n\n // configuration of the observer:\n var config = { attributes: true, childList: true, characterData: true, subtree: true };\n\n // pass in the target node, as well as the observer options\n observer.observe(target, config);\n\n return observer;\n};\n\n// View.prototype.appendTo = function(element) {\n// this.element = element;\n// this.element.appendChild(this.iframe);\n// };\n//\n// View.prototype.prependTo = function(element) {\n// this.element = element;\n// element.insertBefore(this.iframe, element.firstChild);\n// };\n\nView.prototype.imageLoadListeners = function(target) {\n var images = this.document.body.querySelectorAll(\"img\");\n var img;\n for (var i = 0; i < images.length; i++) {\n img = images[i];\n\n if (typeof img.naturalWidth !== \"undefined\" &&\n img.naturalWidth === 0) {\n img.onload = this.expand.bind(this);\n }\n }\n};\n\nView.prototype.display = function() {\n var displayed = new RSVP.defer();\n\n this.displayed = true;\n\n this.layout();\n\n this.listeners();\n\n this.expand();\n\n this.trigger(\"displayed\", this);\n this.onDisplayed(this);\n\n displayed.resolve(this);\n\n return displayed.promise;\n};\n\nView.prototype.show = function() {\n\n this.element.style.visibility = \"visible\";\n\n if(this.iframe){\n this.iframe.style.visibility = \"visible\";\n }\n\n this.trigger(\"shown\", this);\n};\n\nView.prototype.hide = function() {\n // this.iframe.style.display = \"none\";\n this.element.style.visibility = \"hidden\";\n this.iframe.style.visibility = \"hidden\";\n\n this.stopExpanding = true;\n this.trigger(\"hidden\", this);\n};\n\nView.prototype.position = function() {\n return this.element.getBoundingClientRect();\n};\n\nView.prototype.onDisplayed = function(view) {\n // Stub, override with a custom functions\n};\n\nView.prototype.bounds = function() {\n if(!this.elementBounds) {\n this.elementBounds = core.bounds(this.element);\n }\n return this.elementBounds;\n};\n\nView.prototype.destroy = function() {\n // Stop observing\n if(this.observer) {\n this.observer.disconnect();\n }\n\n if(this.displayed){\n this.removeListeners();\n\n this.stopExpanding = true;\n this.element.removeChild(this.iframe);\n this.displayed = false;\n this.iframe = null;\n\n this._textWidth = null;\n this._textHeight = null;\n this._width = null;\n this._height = null;\n }\n // this.element.style.height = \"0px\";\n // this.element.style.width = \"0px\";\n};\n\nView.prototype.root = function() {\n if(!this.document) return null;\n return this.document.documentElement;\n};\n\nView.prototype.locationOf = function(target) {\n var parentPos = this.iframe.getBoundingClientRect();\n var targetPos = {\"left\": 0, \"top\": 0};\n\n if(!this.document) return;\n\n if(this.epubcfi.isCfiString(target)) {\n cfi = this.epubcfi.parse(target);\n\n if(typeof document.evaluate === 'undefined') {\n marker = this.epubcfi.addMarker(cfi, this.document);\n if(marker) {\n // Must Clean up Marker before going to page\n this.epubcfi.removeMarker(marker, this.document);\n\n targetPos = marker.getBoundingClientRect();\n }\n } else {\n range = this.epubcfi.generateRangeFromCfi(cfi, this.document);\n if(range) {\n targetPos = range.getBoundingClientRect();\n }\n }\n } else if(typeof target === \"string\" &&\n target.indexOf(\"#\") > -1) {\n\n id = target.substring(target.indexOf(\"#\")+1);\n el = this.document.getElementById(id);\n\n if(el) {\n targetPos = el.getBoundingClientRect();\n }\n }\n\n return {\n \"left\": window.scrollX + parentPos.left + targetPos.left,\n \"top\": window.scrollY + parentPos.top + targetPos.top\n };\n};\n\nView.prototype.addCss = function(src) {\n return new RSVP.Promise(function(resolve, reject){\n var $stylesheet;\n var ready = false;\n\n if(!this.document) {\n resolve(false);\n return;\n }\n\n $stylesheet = this.document.createElement('link');\n $stylesheet.type = 'text/css';\n $stylesheet.rel = \"stylesheet\";\n $stylesheet.href = src;\n $stylesheet.onload = $stylesheet.onreadystatechange = function() {\n if ( !ready && (!this.readyState || this.readyState == 'complete') ) {\n ready = true;\n // Let apply\n setTimeout(function(){\n resolve(true);\n }, 1);\n }\n };\n\n this.document.head.appendChild($stylesheet);\n\n }.bind(this));\n};\n\n// https://developer.mozilla.org/en-US/docs/Web/API/CSSStyleSheet/insertRule\nView.prototype.addStylesheetRules = function(rules) {\n var styleEl;\n var styleSheet;\n\n if(!this.document) return;\n\n styleEl = this.document.createElement('style');\n\n // Append style element to head\n this.document.head.appendChild(styleEl);\n\n // Grab style sheet\n styleSheet = styleEl.sheet;\n\n for (var i = 0, rl = rules.length; i < rl; i++) {\n var j = 1, rule = rules[i], selector = rules[i][0], propStr = '';\n // If the second argument of a rule is an array of arrays, correct our variables.\n if (Object.prototype.toString.call(rule[1][0]) === '[object Array]') {\n rule = rule[1];\n j = 0;\n }\n\n for (var pl = rule.length; j < pl; j++) {\n var prop = rule[j];\n propStr += prop[0] + ':' + prop[1] + (prop[2] ? ' !important' : '') + ';\\n';\n }\n\n // Insert CSS Rule\n styleSheet.insertRule(selector + '{' + propStr + '}', styleSheet.cssRules.length);\n }\n};\n\nView.prototype.addScript = function(src) {\n\n return new RSVP.Promise(function(resolve, reject){\n var $script;\n var ready = false;\n\n if(!this.document) {\n resolve(false);\n return;\n }\n\n $script = this.document.createElement('script');\n $script.type = 'text/javascript';\n $script.async = true;\n $script.src = src;\n $script.onload = $script.onreadystatechange = function() {\n if ( !ready && (!this.readyState || this.readyState == 'complete') ) {\n ready = true;\n setTimeout(function(){\n resolve(true);\n }, 1);\n }\n };\n\n this.document.head.appendChild($script);\n\n }.bind(this));\n};\n\nView.prototype.addEventListeners = function(){\n if(!this.document) {\n return;\n }\n this.listenedEvents.forEach(function(eventName){\n this.document.addEventListener(eventName, this.triggerEvent.bind(this), false);\n }, this);\n\n};\n\nView.prototype.removeEventListeners = function(){\n if(!this.document) {\n return;\n }\n this.listenedEvents.forEach(function(eventName){\n this.document.removeEventListener(eventName, this.triggerEvent, false);\n }, this);\n\n};\n\n// Pass browser events\nView.prototype.triggerEvent = function(e){\n this.trigger(e.type, e);\n};\n\nView.prototype.addSelectionListeners = function(){\n if(!this.document) {\n return;\n }\n this.document.addEventListener(\"selectionchange\", this.onSelectionChange.bind(this), false);\n};\n\nView.prototype.removeSelectionListeners = function(){\n if(!this.document) {\n return;\n }\n this.document.removeEventListener(\"selectionchange\", this.onSelectionChange, false);\n};\n\nView.prototype.onSelectionChange = function(e){\n if (this.selectionEndTimeout) {\n clearTimeout(this.selectionEndTimeout);\n }\n this.selectionEndTimeout = setTimeout(function() {\n this.selectedRange = this.window.getSelection();\n this.trigger(\"selected\", this.selectedRange);\n }.bind(this), 500);\n};\n\nRSVP.EventTarget.mixin(View.prototype);\n\nmodule.exports = View;\n","function Views(container) {\n this.container = container;\n this._views = [];\n this.length = 0;\n this.hidden = false;\n};\n\nViews.prototype.first = function() {\n\treturn this._views[0];\n};\n\nViews.prototype.last = function() {\n\treturn this._views[this._views.length-1];\n};\n\nViews.prototype.each = function() {\n\treturn this._views.forEach.apply(this._views, arguments);\n};\n\nViews.prototype.indexOf = function(view) {\n\treturn this._views.indexOf(view);\n};\n\nViews.prototype.slice = function() {\n\treturn this._views.slice.apply(this._views, arguments);\n};\n\nViews.prototype.get = function(i) {\n\treturn this._views[i];\n};\n\nViews.prototype.append = function(view){\n\tthis._views.push(view);\n\tthis.container.appendChild(view.element);\n this.length++;\n return view;\n};\n\nViews.prototype.prepend = function(view){\n\tthis._views.unshift(view);\n\tthis.container.insertBefore(view.element, this.container.firstChild);\n this.length++;\n return view;\n};\n\nViews.prototype.insert = function(view, index) {\n\tthis._views.splice(index, 0, view);\n\n\tif(index < this.container.children.length){\n\t\tthis.container.insertBefore(view.element, this.container.children[index]);\n\t} else {\n\t\tthis.container.appendChild(view.element);\n\t}\n this.length++;\n return view;\n};\n\nViews.prototype.remove = function(view) {\n\tvar index = this._views.indexOf(view);\n\n\tif(index > -1) {\n\t\tthis._views.splice(index, 1);\n\t}\n\n\n\tthis.destroy(view);\n\n this.length--;\n};\n\nViews.prototype.destroy = function(view) {\n\tview.off(\"resized\");\n\n\tif(view.displayed){\n\t\tview.destroy();\n\t}\n\n\tthis.container.removeChild(view.element);\n\tview = null;\n};\n\n// Iterators\n\nViews.prototype.clear = function(){\n\t// Remove all views\n var view;\n var len = this.length;\n\n if(!this.length) return;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n\t\tthis.destroy(view);\n }\n\n this._views = [];\n this.length = 0;\n};\n\nViews.prototype.find = function(section){\n\n var view;\n var len = this.length;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n\t\tif(view.displayed && view.section.index == section.index) {\n\t\t\treturn view;\n\t\t}\n }\n\n};\n\nViews.prototype.displayed = function(){\n var displayed = [];\n var view;\n var len = this.length;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n if(view.displayed){\n displayed.push(view);\n }\n }\n return displayed;\n};\n\nViews.prototype.show = function(){\n var view;\n var len = this.length;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n if(view.displayed){\n view.show();\n }\n }\n this.hidden = false;\n};\n\nViews.prototype.hide = function(){\n var view;\n var len = this.length;\n\n for (var i = 0; i < len; i++) {\n view = this._views[i];\n if(view.displayed){\n view.hide();\n }\n }\n this.hidden = true;\n};\n\nmodule.exports = Views;\n","if (typeof EPUBJS === 'undefined') {\n\t(typeof window !== 'undefined' ? window : global).EPUBJS = {};\n}\n\nEPUBJS.VERSION = \"0.3.0\";\n\nvar Book = require('./book');\n\nfunction ePub(_url) {\n\treturn new Book(_url);\n};\n\nmodule.exports = ePub;\n"]} \ No newline at end of file diff --git a/examples/spreads.html b/examples/spreads.html index e7e9da4..76c33de 100644 --- a/examples/spreads.html +++ b/examples/spreads.html @@ -5,7 +5,7 @@ EPUB.js Pagination Example - +