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Code Issues Releases Wiki Activity

files_reader: more PDF changes, working outline,progress report, starting experiment with preloading next page(s)

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frankdelange 2017-03-28 10:46:00 +02:00
parent c62859820d
commit 15a382edbf
17 changed files with 890 additions and 177 deletions
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files_reader/TODO
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@ -1,11 +1,10 @@
- index
- search - search
- bookmarks - bookmarks
- annotations - annotations
- settings - settings
- rtl and ltr - rtl and ltr
- switch spread-page-width by key combo
- test canvas size restriction - test canvas size restriction
- toggle zoom via keyboard
- add preload/postload of X pages around current position (optional), store resulting rendered pages in off-screen canvas?

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files_reader/templates/pdfreader.php
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@ -48,11 +48,14 @@
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/sindresorhus/screenfull.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/sindresorhus/screenfull.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/lib/pdf.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/lib/pdf.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/pdf.reader.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/pdf.reader.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/progress_controller.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/textlayer_controller.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/textlayer_controller.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/reader_controller.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/reader_controller.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/sidebar_controller.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/sidebar_controller.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/settings_controller.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/settings_controller.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/controls_controller.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/controls_controller.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/toc_controller.js')) ?>?v=<?php p($version) ?>"> </script>
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/controllers/outline_controller.js')) ?>?v=<?php p($version) ?>"> </script>
<?php if ($idevice): ?> <?php if ($idevice): ?>
<link rel="stylesheet" href="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/css/idevice.css')) ?>?v=<?php p($version) ?>"> <link rel="stylesheet" href="<?php p($urlGenerator->linkTo('files_reader', 'vendor/pdfjs/css/idevice.css')) ?>?v=<?php p($version) ?>">
<script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/bgrins/spectrum.js')) ?>?v=<?php p($version) ?>"> </script> <script type="text/javascript" nonce="<?php p($nonce) ?>" src="<?php p($urlGenerator->linkTo('files_reader', 'vendor/bgrins/spectrum.js')) ?>?v=<?php p($version) ?>"> </script>
@ -64,23 +67,41 @@
<body> <body>
<div id="outerContainer"> <div id="outerContainer">
<!-- progress -->
<div id="progress" class="hide">
<span class="progress"><span class="bar"></span></span>
<br>
<div class="message"><span class="message-icons"><span id="download_icon" class="icon-cloud_download"></span></span> <span class="message-text"></span></div>
</div>
<!-- /progress -->
<!-- sidebar --> <!-- sidebar -->
<div id="sidebar" class="sidebar"> <div id="sidebar" class="sidebar">
<div id="panels" class="panels"> <div id="panels" class="panels">
<div class="pull-left"> <div class="pull-left">
<button id="show-Toc" class="show_view icon-format_list_numbered open" title="Table of Contents" data-view="Toc"></button> <button id="show-Toc" class="show_view icon-dns open" title="Table of Contents" data-view="Toc"></button>
<button id="show-Outline" class="show_view icon-format_list_numbered" title="Outline" data-view="Outline"></button>
<button id="show-Bookmarks" class="show_view icon-turned_in" title="Bookmarks" data-view="Bookmarks"></button> <button id="show-Bookmarks" class="show_view icon-turned_in" title="Bookmarks" data-view="Bookmarks"></button>
<button id="show-Search" class="show_view icon-search" title="Search" data-view="Search"></button> <button id="show-Search" class="show_view icon-search" title="Search" data-view="Search"></button>
<button id="show-Notes" class="show_view icon-comment" title="Notes" data-view="Notes"></button> <button id="show-Notes" class="show_view icon-comment" title="Notes" data-view="Notes"></button>
<button id="show-Settings" class="show_view icon-settings" title="Settings" data-view="Settings"></button> <button id="show-Settings" class="show_view icon-settings" title="Settings" data-view="Settings"></button>
</div> </div>
<div class="pull-right"> <div class="pull-right">
<button id="toc_populate" title="generate thumbnails" class="icon-sync" style="display:none"></button>
<button id="hide-Sidebar" class="close_sidebar icon-arrow-left2" title="Close sidebar"></button> <button id="hide-Sidebar" class="close_sidebar icon-arrow-left2" title="Close sidebar"></button>
</div> </div>
</div> </div>
<div id="views"> <div id="views">
<div id="tocView" class="toc-view view open"> <div id="tocView" class="toc-view view open">
<ul id="toc">
</ul>
</div>
<div id="outlineView" class="outline-view view">
<ul id="outline" class="outline">
</ul>
</div> </div>
<div id="bookmarksView" class="bookmarks-view view"> <div id="bookmarksView" class="bookmarks-view view">
<ul id="bookmarks" class="bookmarks"> <ul id="bookmarks" class="bookmarks">

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files_reader/vendor/pdfjs/controllers/controls_controller.js vendored
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@ -23,7 +23,8 @@ PDFJS.reader.ControlsController = function(book) {
$rotate_option = $(".rotate_option"), $rotate_option = $(".rotate_option"),
$rotate_left = $("#rotate_left"), $rotate_left = $("#rotate_left"),
$rotate_right = $("#rotate_right"), $rotate_right = $("#rotate_right"),
$page_num = $("#page_num"); $page_num = $("#page_num"),
$total_pages = $("#total_pages");
if (reader.isMobile() === true) { if (reader.isMobile() === true) {
$titlebar.addClass("background_visible"); $titlebar.addClass("background_visible");
@ -136,6 +137,19 @@ PDFJS.reader.ControlsController = function(book) {
$zoom_options.css("opacity", ""); $zoom_options.css("opacity", "");
}); });
var setZoomIcon = function(zoom) {
$zoom_icon[0].className="";
var $current_zoom_option = $zoom_options.find("[data-value='" + zoom + "']");
if ($current_zoom_option.data("class")) {
$zoom_icon.addClass($current_zoom_option.data("class"));
} else {
$zoom_icon[0].textContent = $current_zoom_option.data("text");
}
};
setZoomIcon(settings.zoomLevel);
/*
$zoom_icon[0].className=""; $zoom_icon[0].className="";
var $current_zoom_option = $zoom_options.find("[data-value='" + settings.zoomLevel + "']"); var $current_zoom_option = $zoom_options.find("[data-value='" + settings.zoomLevel + "']");
if ($current_zoom_option.data("class")) { if ($current_zoom_option.data("class")) {
@ -143,6 +157,7 @@ PDFJS.reader.ControlsController = function(book) {
} else { } else {
$zoom_icon[0].textContent = $current_zoom_option.data("text"); $zoom_icon[0].textContent = $current_zoom_option.data("text");
} }
*/
$zoom_option.on("click", function () { $zoom_option.on("click", function () {
var $this = $(this); var $this = $(this);
@ -158,8 +173,12 @@ PDFJS.reader.ControlsController = function(book) {
}); });
// rotate // rotate
$rotate_icon[0].className = ""; var setRotateIcon = function (rotation) {
$rotate_icon[0].className = "icon-rotate_" + settings.rotation; $rotate_icon[0].className = "";
$rotate_icon[0].className = "icon-rotate_" + rotation;
};
setRotateIcon(settings.rotation);
$rotate_icon.on("click", function () { $rotate_icon.on("click", function () {
var offset = $(this).offset(); var offset = $(this).offset();
@ -238,6 +257,42 @@ PDFJS.reader.ControlsController = function(book) {
$page_num[0].addEventListener("keydown", enterPageNum, false); $page_num[0].addEventListener("keydown", enterPageNum, false);
}); });
var setPageCount = function (_numPages) {
var numPages = _numPages || reader.settings.numPages;
$total_pages[0].textContent = parseInt(numPages).toString();
};
var setCurrentPage = function (_page) {
var page = _page || reader.settings.currentPage,
zoom = reader.settings.zoomLevel,
oddPageRight = reader.settings.oddPageRight,
total_pages = reader.settings.numPages,
text;
if (zoom === "spread") {
if (oddPageRight === true) {
page -= page % 2;
} else {
page -= (page + 1) % 2;
}
}
if (page >= 0 && page <= total_pages) {
if (page === total_pages) {
text = reader.getPageLabel(page);
} else if (page === 0) {
text = reader.getPageLabel(page + 1);
} else {
text = reader.getPageLabel(page) + "-" + reader.getPageLabel(page + 1);
}
}
$page_num[0].textContent = text;
};
/* /*
book.on('renderer:locationChanged', function(cfi){ book.on('renderer:locationChanged', function(cfi){
@ -273,6 +328,10 @@ PDFJS.reader.ControlsController = function(book) {
return { return {
"show": show, "show": show,
"hide": hide, "hide": hide,
"toggle": toggle "toggle": toggle,
"setZoomIcon": setZoomIcon,
"setRotateIcon": setRotateIcon,
"setCurrentPage": setCurrentPage,
"setPageCount": setPageCount
}; };
}; };

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files_reader/vendor/pdfjs/controllers/outline_controller.js vendored Normal file
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@ -0,0 +1,164 @@
PDFJS.reader.OutlineController = function(_outline) {
var reader = this,
book = this.book,
outline = _outline || [];
var outlineView = document.getElementById("outlineView"),
$list = $("#outlineView"),
baseUrl = location.href.split('#')[0],
lastToggleIsShow;
var DEFAULT_TITLE = '\u2013';
var bindLink = function (element, item) {
var destination = item.dest;
if (item.url) {
PDFJS.addLinkAttributes (element, {
url: item.url,
target: (item.newWindow
? PDFJS.LinkTarget.BLANK
: undefined),
});
return;
} else {
element.href = getDestinationHash(destination);
element.onclick = function () {
if (destination) {
reader.navigateTo(destination);
}
return false;
};
}
};
var setStyles = function (element, item) {
var styleStr = "";
if (item.bold) {
styleStr += 'font-weight: bold;';
}
if (item.italic) {
styleStr += 'font-style: italic;';
}
if (styleStr) {
element.setAttribute('style', styleStr);
}
};
var getDestinationHash = function (destination) {
var url = baseUrl || "",
str;
if (typeof destination === 'string') {
url += "#"
+ (parseInt(destination) === destination)
? "nameddest="
: ""
+ escape(destination);
} else if (destination instanceof Array) {
url += "#"
+ escape(JSON.stringify(destination));
}
return url;
};
var generateOutlineItems = function (outline, level) {
var container = document.createElement("ul");
if(!level) level = 1;
outline.forEach(function (chapter) {
var listitem = document.createElement("li"),
link = document.createElement("a"),
toggle = document.createElement("a"),
subitems;
listitem.id = "outline-"+chapter.dest;
listitem.classList.add('list_item');
link.textContent = PDFJS.removeNullCharacters(chapter.title) || DEFAULT_TITLE;
bindLink(link, chapter);
setStyles(link, chapter);
link.classList.add('outline_link');
listitem.appendChild(link);
if(chapter.items.length > 0) {
level++;
subitems = generateOutlineItems(chapter.items, level);
toggle.classList.add('outline_toggle');
listitem.insertBefore(toggle, link);
listitem.appendChild(subitems);
}
container.appendChild(listitem);
});
return container;
}
console.log(outline);
var onShow = function() {
outlineView.classList.add('open');
};
var onHide = function() {
outlineView.classList.remove('open');
};
$list.append(generateOutlineItems(outline));
/*
$list.find(".outline_link").on("click", function(event){
var url = this.getAttribute('href');
event.preventDefault();
//-- Provide the Book with the url to show
// The Url must be found in the books manifest
book.goto(url);
$list.find(".currentChapter")
.addClass("openChapter")
.removeClass("currentChapter");
$(this).parent('li').addClass("currentChapter");
});
*/
$list.find(".outline_toggle").on("click", function(event){
var $el = $(this).parent('li'),
open = $el.hasClass("openChapter");
event.preventDefault();
if(open){
$el.removeClass("openChapter");
} else {
$el.addClass("openChapter");
}
});
return {
"show" : onShow,
"hide" : onHide
};
};

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files_reader/vendor/pdfjs/controllers/progress_controller.js vendored Normal file
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@ -0,0 +1,57 @@
PDFJS.reader.ProgressController = function() {
var reader = this,
settings = reader.settings,
percentage = 0;
var $progress = $("#progress"),
$bar = $(".bar"),
$download_icon = $("#download_icon"),
$message = $(".message-text");
var show = function () {
$progress.removeClass("hide");
};
var hide = function () {
$progress.addClass("hide");
};
var setSize = function (size) {
settings.fileSize = size;
};
var setProgress = function (progress) {
if (percentage < 1)
$download_icon.addClass("active");
percentage = Math.floor((progress.loaded / progress.total) * 100);
$bar.css("width", percentage + "%");
if (percentage === 100)
$download_icon.removeClass("active").addClass("ok");
};
var reset = function() {
$bar.css("width", 0);
};
var setMessage = function (text, category, state) {
var $category_icon = $("#" + category + "_icon");
$message.text(text);
$category_icon[0].classList.remove("ok", "active", "error");
$category_icon.addClass(state);
};
return {
"show": show,
"hide": hide,
"setSize": setSize,
"setProgress": setProgress,
"setMessage": setMessage
};
};

4
files_reader/vendor/pdfjs/controllers/reader_controller.js vendored
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@ -119,8 +119,8 @@ PDFJS.reader.ReaderController = function(book) {
case 'rotateRight': case 'rotateRight':
$rotate_right.click(); $rotate_right.click();
break; break;
case 'toggleZoom': case 'cycleZoom':
// TODO reader.cycleZoom();
break; break;
default: default:
console.log("unsupported keyCode: " + e.keyCode); console.log("unsupported keyCode: " + e.keyCode);

4
files_reader/vendor/pdfjs/controllers/sidebar_controller.js vendored
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@ -6,7 +6,7 @@ PDFJS.reader.SidebarController = function(book) {
$panels = $("#panels"), $panels = $("#panels"),
$views = $("#views"), $views = $("#views"),
$close = $("#hide-Sidebar"); $close = $("#hide-Sidebar");
$slider = $("#slider"); $slider = $("#slider");
var activePanel = "Toc"; var activePanel = "Toc";
@ -62,6 +62,8 @@ PDFJS.reader.SidebarController = function(book) {
e.preventDefault(); e.preventDefault();
}); });
$sidebar.css("width", "calc(" + parseInt(settings.thumbnailWidth) + "px + 2em)");
return { return {
'show' : show, 'show' : show,
'hide' : hide, 'hide' : hide,

273
files_reader/vendor/pdfjs/controllers/toc_controller.js vendored
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@ -1,115 +1,192 @@
PDFJS.reader.TocController = function(toc) { PDFJS.reader.TocController = function() {
var book = this.book;
var $list = $("#tocView"), var reader = this,
docfrag = document.createDocumentFragment(); book = this.book,
settings = reader.settings,
toc = document.getElementById("toc"),
tovView = document.getElementById("tocView"),
$toc_populate = $("#toc_populate"),
timeout;
var currentChapter = false; var isVisible = function (element) {
var generateTocItems = function(toc, level) { var viewport = element.getBoundingClientRect(),
var container = document.createElement("ul"); visible,
offset = settings.preloadOffset;
if(!level) level = 1; visible = (
viewport.top >= (0 - offset)
&& viewport.left >= (0 - offset)
&& viewport.right < (window.innerWidth + offset)
&& viewport.bottom < (window.innerHeight + offset)
);
toc.forEach(function(chapter) { return visible;
var listitem = document.createElement("li"),
link = document.createElement("a");
toggle = document.createElement("a");
var subitems;
listitem.id = "toc-"+chapter.id;
listitem.classList.add('list_item');
link.textContent = chapter.label;
link.href = chapter.href;
link.classList.add('toc_link');
listitem.appendChild(link);
if(chapter.subitems.length > 0) {
level++;
subitems = generateTocItems(chapter.subitems, level);
toggle.classList.add('toc_toggle');
listitem.insertBefore(toggle, link);
listitem.appendChild(subitems);
}
container.appendChild(listitem);
});
return container;
}; };
var lazyLoad = function () {
var elements = toc.querySelectorAll('img[data-pagenum]'),
pagenum,
count;
for (var i = 0; i < elements.length; i++) {
if (isVisible(elements[i])) {
pagenum = elements[i].getAttribute("data-pagenum");
elements[i].removeAttribute("data-pagenum");
reader.getThumb(pagenum, true);
count++;
}
}
if (!elements.length || count === elements.length ) {
removeLazyLoader(tocView);
}
};
var lazyLoader = function () {
timeout = setTimeout( function () {
lazyLoad();
}, settings.lazyDelay);
};
var addLazyLoader = function (_element) {
var element = _element || window;
element.addEventListener("scroll", lazyLoader, false);
element.addEventListener("load", lazyLoader, false);
};
var removeLazyLoader = function (_element) {
var element = _element || window;
element.removeEventListener("scroll", lazyLoader);
element.removeEventListener("load", lazyLoader);
};
var tocCreate = function (no_pages, width, height, populate) {
var canvas = document.createElement("canvas"),
ctx = canvas.getContext("2d"),
aspect,
imgsrc,
preloadcount,
scale,
timeout;
aspect = parseFloat(width / height);
// create small placeholder image
canvas.width = 10;
canvas.height = parseInt(canvas.width / aspect);
placeholder_width = reader.settings.thumbnailWidth;
placeholder_height = parseInt(reader.settings.thumbnailWidth / aspect);
// fill with transparent black, style in CSS
ctx.fillStyle = "rgba(0, 0, 0, 0)";
ctx.fillRect(0, 0, canvas.width, canvas.height);
imgsrc = canvas.toDataURL();
for(var i = 0; i < no_pages; i++) {
var item = document.createElement('li'),
placeholder = new Image(),
label = document.createElement('span'),
page_label = reader.pageLabels[i + 1];
item.setAttribute("id", "page_" + parseInt(i + 1));
placeholder.src = imgsrc;
placeholder.style.width = reader.settings.thumbnailWidth;
placeholder.style.height = parseInt(reader.settings.thumbnailWidth / aspect);
placeholder.classList.add("placeholder");
label.innerHTML = page_label || (i + 1).toString();
label.classList.add("page_label");
//label.style.left = width;
item.appendChild(placeholder);
item.appendChild(label);
toc.appendChild(item);
if (populate) {
reader.getThumb(i + 1, true);
} else {
placeholder.setAttribute("data-pagenum", parseInt(i + 1));
}
}
if (!populate) {
// preload first screenfull of thumbnails
scale = parseFloat(settings.thumbnailWidth / width);
preloadcount = parseInt(window.innerHeight / placeholder_height) + 2;
if (preloadcount > settings.numPages)
preloadcount = numPages;
var _timeout = setTimeout(function () {
for (var i = 1; i <= preloadcount; i++) {
reader.getThumb(i, true);
}
}, settings.initialLazyDelay);
}
};
var tocInsert = function (image, page, replace) {
var placeholder = toc.children[page - 1].firstChild;
if (replace === true) {
placeholder.parentNode.replaceChild(image, placeholder);
}
toc.children[page - 1].addEventListener('click', function (e) {
reader.queuePage(page);
});
};
var tocPopulate = function () {
var i = 0;
while (i < reader.settings.numPages) {
reader.getThumb(i, true);
i++;
}
reader.thumbnails = true;
$toc_populate.addClass("hide");
remove_lazy_loader();
};
if (!settings.thumbnails) {
addLazyLoader(tocView);
}
reader.book.getPage(1).then(function(page) {
var width,
height,
viewport,
page_rotation,
rotation;
page_rotation = page.rotate;
rotation = (page_rotation + reader.settings.rotation) % 360;
viewport = page.getViewport(1, rotation);
width = viewport.width;
height = viewport.height;
tocCreate(settings.numPages, width, height, settings.thumbnails);
});
var onShow = function() { var onShow = function() {
$list.addClass('open'); tocView.classList.add('open');
}; };
var onHide = function() { var onHide = function() {
$list.removeClass('open'); tocView.classList.remove('open');
}; };
var chapterChange = function(e) {
var id = e.id,
$item = $list.find("#toc-"+id),
$current = $list.find(".currentChapter"),
$open = $list.find('.openChapter');
if($item.length){
if($item != $current && $item.has(currentChapter).length > 0) {
$current.removeClass("currentChapter");
}
$item.addClass("currentChapter");
// $open.removeClass("openChapter");
$item.parents('li').addClass("openChapter");
}
};
book.on('renderer:chapterDisplayed', chapterChange);
var tocitems = generateTocItems(toc);
docfrag.appendChild(tocitems);
$list.append(docfrag);
$list.find(".toc_link").on("click", function(event){
var url = this.getAttribute('href');
event.preventDefault();
//-- Provide the Book with the url to show
// The Url must be found in the books manifest
book.goto(url);
$list.find(".currentChapter")
.addClass("openChapter")
.removeClass("currentChapter");
$(this).parent('li').addClass("currentChapter");
});
$list.find(".toc_toggle").on("click", function(event){
var $el = $(this).parent('li'),
open = $el.hasClass("openChapter");
event.preventDefault();
if(open){
$el.removeClass("openChapter");
} else {
$el.addClass("openChapter");
}
});
return { return {
"show" : onShow, "show" : onShow,
"hide" : onHide "hide" : onHide,
"tocInsert": tocInsert,
"totPopulate": tocPopulate
}; };
}; };

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files_reader/vendor/pdfjs/css/.main.css.swp vendored Normal file
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54
files_reader/vendor/pdfjs/css/main.css vendored
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@ -210,6 +210,7 @@ body {
display: flex; display: flex;
align-items: center; align-items: center;
justify-content: center; justify-content: center;
overflow: hidden;
} }
#viewer canvas { #viewer canvas {
@ -336,6 +337,59 @@ body {
opacity: 0 !important; opacity: 0 !important;
} }
/* progressbar (loading/unarchiving) */
#progress {
position: fixed;
z-index: 10;
width: 100%;
}
.progress, .bar {
width: 100%;
height: 0.3em;
margin: 0;
padding: 0;
display: inline-block;
}
.progress {
border: none;
}
.bar {
width: 0;
background-color: red;
box-shadow: 0px 1px 3px rgba(0,0,0,.6);
}
.message {
margin: 3em;
}
.message-icons {
font-size: 3em;
color: lightgrey;
vertical-align: middle;
}
.message-text {
font-size: 1.5em;
color: black;
}
.active {
color:black;
}
.ok {
color:green;
}
.error {
color:red;
}
/* END progressbar */
@media only screen and (max-width: 1040px) { @media only screen and (max-width: 1040px) {
/* /*
#viewer{ #viewer{

39
files_reader/vendor/pdfjs/css/sidebar.css vendored
View file

@ -9,7 +9,7 @@
background: #6b6b6b; background: #6b6b6b;
position: fixed; position: fixed;
top: 0; top: 0;
min-width: 25em; min-width: 17em;
height: 100%; height: 100%;
overflow: hidden; overflow: hidden;
display: none; display: none;
@ -231,7 +231,28 @@ legend {
/* END panels */ /* END panels */
/* TOC (and search, and bookmarks) */ /* TOC (and search, and bookmarks) */
.toc_toggle { .thumbnail {
margin: 1em;
}
#toc li,
#outline li{
position: relative;
display: inline-block;
/* max-width: calc(100% - 2em); */
}
.page_label {
position: absolute;
background-color: white;
box-shadow: 1px 1px 10px rgba(0,0,0,0.5);
border-radius: 3px;
padding: 0.2em;
top: 1em;
right: 1em;
}
.outline_toggle {
display: inline-block; display: inline-block;
width: 14px; width: 14px;
cursor: pointer; cursor: pointer;
@ -240,23 +261,23 @@ legend {
user-select: none; user-select: none;
} }
.toc_toggle:before { .outline_toggle:before {
content: '▸'; content: '▸';
color: #fff; color: #fff;
margin-right: -4px; margin-right: -4px;
} }
.currentChapter > .toc_toggle:before, .currentChapter > .outline_toggle:before,
.openChapter > .toc_toggle:before { .openChapter > .outline_toggle:before {
content: '▾'; content: '▾';
} }
#toc-populate.open { #outline-populate.open {
display: inline-block !important; display: inline-block !important;
background-color: #4e4e4e; background-color: #4e4e4e;
} }
.toc-view li, .outline-view li,
.bookmarks-view li, .bookmarks-view li,
.search-view li { .search-view li {
margin: 1em; margin: 1em;
@ -264,11 +285,11 @@ legend {
list-style: none; list-style: none;
} }
.toc-view li { .outline-view li {
text-transform: capitalize; text-transform: capitalize;
} }
.toc-vew.hidden { .outline-vew.hidden {
display: none; display: none;
} }

377
files_reader/vendor/pdfjs/pdf.reader.js vendored
View file

@ -17,11 +17,16 @@ PDFJS.Reader = function(bookPath, _options) {
var reader = this, var reader = this,
book, book,
loader,
$viewer = $("#viewer"), $viewer = $("#viewer"),
search = window.location.search; search = window.location.search;
var TEXT_RENDER_DELAY = 200, // ms var TEXT_RENDER_DELAY = 200, // ms
PAGE_RENDER_DELAY = 200, // ms PAGE_RENDER_DELAY = 200, // ms
LAZY_DELAY = 200, // ms
INITIAL_LAZY_DELAY = 2000, // ms
PRELOAD_OFFSET = 500, // px
THUMBNAIL_WIDTH = 200, // px
MAX_CANVAS_PIXELS = 5242880, MAX_CANVAS_PIXELS = 5242880,
CSS_UNITS = 96.0 / 72.0, CSS_UNITS = 96.0 / 72.0,
MIN_SCALE = 0.25, MIN_SCALE = 0.25,
@ -42,6 +47,11 @@ PDFJS.Reader = function(bookPath, _options) {
oddPageRight: true, // when true, odd pages render on the right side oddPageRight: true, // when true, odd pages render on the right side
zoomLevel: window.outerWidth > window.outerHeight ? "spread" : "fit_page", // spread, fit_page, fit_width, percentage zoomLevel: window.outerWidth > window.outerHeight ? "spread" : "fit_page", // spread, fit_page, fit_width, percentage
rotation: 0, // 0 || 90 || 180 || 270 rotation: 0, // 0 || 90 || 180 || 270
thumbnails: false, // true || false, show thumbnails (visual index)
thumbnailWidth: THUMBNAIL_WIDTH,
lazyDelay: LAZY_DELAY, // ms, delay before lazyloader loads image
initialLazyDelay: INITIAL_LAZY_DELAY, // ms, delay before preloading images for lazyloader
preloadOffset: PRELOAD_OFFSET, // px, preload thumbs when they are within this distance from viewport
history: true, history: true,
keyboard: { keyboard: {
32: 'next', // space 32: 'next', // space
@ -55,7 +65,7 @@ PDFJS.Reader = function(bookPath, _options) {
66: 'bookmark', // b 66: 'bookmark', // b
76: 'rotateLeft', // l 76: 'rotateLeft', // l
82: 'rotateRight', // r 82: 'rotateRight', // r
90: 'toggleZoom', // z 90: 'cycleZoom', // z
83: 'toggleSidebar',// s 83: 'toggleSidebar',// s
84: 'toggleTitlebar', // t 84: 'toggleTitlebar', // t
68: 'toggleDay', // d 68: 'toggleDay', // d
@ -75,7 +85,7 @@ PDFJS.Reader = function(bookPath, _options) {
// used for annotations and bookmarks // used for annotations and bookmarks
this.Annotation = function (type, anchor, body, id) { this.Annotation = function (type, anchor, body, id) {
this.id = id || EPUBJS.core.uuid(); this.id = id || PDFJS.core.uuid();
this.type = type; this.type = type;
this.date = Date.now(); this.date = Date.now();
this.edited = this.date; this.edited = this.date;
@ -96,6 +106,9 @@ PDFJS.Reader = function(bookPath, _options) {
canvas: document.getElementById("left"), canvas: document.getElementById("left"),
ctx: document.getElementById("left").getContext('2d'), ctx: document.getElementById("left").getContext('2d'),
textdiv: document.getElementById("text_left"), textdiv: document.getElementById("text_left"),
cache_canvas: null,
cache_ctx: null,
cache_textdiv: null,
textLayer: null, textLayer: null,
renderTask: null, renderTask: null,
oscanvas: null, oscanvas: null,
@ -106,6 +119,9 @@ PDFJS.Reader = function(bookPath, _options) {
canvas: document.getElementById("right"), canvas: document.getElementById("right"),
ctx: document.getElementById("right").getContext('2d'), ctx: document.getElementById("right").getContext('2d'),
textdiv: document.getElementById("text_right"), textdiv: document.getElementById("text_right"),
cache_canvas: null,
cache_ctx: null,
cache_textdiv: null,
textLayer: null, textLayer: null,
renderTask: null, renderTask: null,
oscanvas: null, oscanvas: null,
@ -118,6 +134,19 @@ PDFJS.Reader = function(bookPath, _options) {
this.renderQueue = false; this.renderQueue = false;
// define which zoom states to cycle through in cycleZoom
this.zoomCycle = {
'spread': 'fit_page',
'fit_page': 'fit_width',
'fit_width':'spread'
};
this.thumbs = [];
this.pageLabels = [];
this.pageRefs = {};
// Overide options with search parameters // Overide options with search parameters
if(search) { if(search) {
parameters = search.slice(1).split("&"); parameters = search.slice(1).split("&");
@ -142,53 +171,193 @@ PDFJS.Reader = function(bookPath, _options) {
this.MIN_SCALE = MIN_SCALE; this.MIN_SCALE = MIN_SCALE;
this.MAX_SCALE = MAX_SCALE; this.MAX_SCALE = MAX_SCALE;
PDFJS.getDocument(reader.settings.bookPath).then(function(_book) { reader.ProgressController = PDFJS.reader.ProgressController.call(reader);
reader.book = book = _book;
console.log(book); loadingTask = PDFJS.getDocument(reader.settings.bookPath);
reader.settings.numPages = reader.book.numPages;
document.getElementById('total_pages').textContent = reader.settings.numPages; reader.ProgressController.show();
if(reader.settings.session.cursor !== {}) { reader.ProgressController.setMessage("Loading " + reader.settings.session.title, "download", "active");
reader.settings.currentPage = parseInt(reader.settings.session.cursor.anchor);
loadingTask.onProgress = function getDocumentProgress(progress) {
reader.ProgressController.setProgress(progress);
};
loadingTask.then(
function(_book) {
reader.book = book = _book;
console.log(book);
reader.settings.numPages = reader.book.numPages;
document.getElementById('total_pages').textContent = reader.settings.numPages;
if(!$.isEmptyObject(reader.settings.session.cursor)) {
console.log("setting cursor:", reader.settings.session.cursor);
reader.settings.currentPage = parseInt(reader.settings.session.cursor.anchor);
}
// set labels
reader.book.getPageLabels().then(function (labels) {
if (labels) {
for (var i = 0; i < labels.length; i++) {
if (labels[i] !== (i + 1).toString()) {
reader.pageLabels[i + 1] = labels[i];
}
}
}
});
reader.ReaderController = PDFJS.reader.ReaderController.call(reader, book);
reader.SettingsController = PDFJS.reader.SettingsController.call(reader, book);
reader.ControlsController = PDFJS.reader.ControlsController.call(reader, book);
reader.SidebarController = PDFJS.reader.SidebarController.call(reader, book);
reader.queuePage(reader.settings.currentPage);
reader.ReaderController.hideLoader();
reader.ProgressController.hide();
reader.book.getOutline().then(function (outline) {
reader.OutlineController = PDFJS.reader.OutlineController.call(reader, outline);
});
reader.book.getMetadata().then(function (metadata) {
console.log("metadata", metadata);
reader.settings.pdfMetadata = metadata;
});
reader.book.getAttachments().then(function (attachments) {
console.log("attachments", attachments);
});
// BookmarksController depends on NotesController so load NotesController first
//reader.NotesController = PDFJS.reader.NotesController.call(reader, book);
//reader.BookmarksController = PDFJS.reader.BookmarksController.call(reader, book);
//reader.SearchController = PDFJS.reader.SearchController.call(reader, book);
//reader.MetaController = PDFJS.reader.MetaController.call(reader, meta);
reader.TocController = PDFJS.reader.TocController.call(reader, book);
},
function getDocumentError(exception) {
var message = exception && exception.message;
var errormsg = "An error occurred while loading the PDF";
if (exception instanceof PDFJS.InvalidPDFException) {
errormsg = "Invalid or corrupted PDF file";
} else if (exception instanceof PDFJS.MissingPDFException) {
errormsg = "Missing PDF file";
} else if (exception instanceof PDFJS.UnexpectedResponseException) {
errormsg = "Unexpected server response";
}
console.log("Reader: ", errormsg);
reader.ProgressController.setMessage(errormsg, "download", "error");
} }
);
reader.ReaderController = PDFJS.reader.ReaderController.call(reader, book);
reader.SettingsController = PDFJS.reader.SettingsController.call(reader, book);
reader.ControlsController = PDFJS.reader.ControlsController.call(reader, book);
reader.SidebarController = PDFJS.reader.SidebarController.call(reader, book);
// BookmarksController depends on NotesController so load NotesController first
//reader.NotesController = PDFJS.reader.NotesController.call(reader, book);
//reader.BookmarksController = PDFJS.reader.BookmarksController.call(reader, book);
//reader.SearchController = PDFJS.reader.SearchController.call(reader, book);
//reader.MetaController = EPUBJS.reader.MetaController.call(reader, meta);
//reader.TocController = EPUBJS.reader.TocController.call(reader, toc);
//reader.TextLayerController = PDFJS.reader.TextLayerController();
//reader.queuePage(reader.settings.currentPage);
console.log(reader.settings);
var startPage = (reader.settings.zoomLevel === "spread" && reader.settings.oddPageRight) ? 0 : 1;
reader.queuePage(startPage);
reader.ReaderController.hideLoader();
});
return this; return this;
}; };
PDFJS.Reader.prototype.getThumb = function (pageNum, insert) {
var reader = this,
thumb,
scale,
initial_viewport,
viewport,
canvas,
ctx,
page_aspect,
page_width,
page_height,
page_rotation,
rotation,
outputscale,
transform,
renderContext,
renderTask;
reader.book.getPage(parseInt(pageNum)).then(function(page) {
page_rotation = page.rotate;
rotation = (page_rotation + reader.settings.rotation) % 360;
initial_viewport = page.getViewport(1, rotation);
canvas = document.createElement("canvas");
ctx = canvas.getContext("2d");
outputscale = reader.getOutputScale(ctx);
if (outputscale < 1)
outputscale = 1; // ignore browser zoom
page_width = initial_viewport.width;
page_height = initial_viewport.height;
page_aspect = parseFloat(page_width / page_height);
scale = parseFloat(reader.settings.thumbnailWidth / page_width);
canvas.width = parseInt(reader.settings.thumbnailWidth * outputscale);
canvas.height = parseInt(canvas.width / page_aspect);
viewport = initial_viewport.clone({scale: scale, rotation: rotation});
//ctx.scale(outputscale, outputscale);
transform = (outputscale === 1)
? null
: [outputscale, 0, 0, outputscale, 0, 0];
console.log("thumbs, canvas w*h " + canvas.width + "*" + canvas.height);
renderContext = {
canvasContext: ctx,
viewport: viewport,
transform: transform
};
renderTask = page.render(renderContext);
renderTask.promise.then(
function pdfPageRenderCallback () {
thumb = new Image();
thumb.id = "thumb_" + pageNum;
thumb.className = "thumbnail";
thumb.src = canvas.toDataURL();
canvas.width = canvas.height = 0;
delete canvas;
if (insert) {
reader.TocController.tocInsert(thumb, pageNum, true);
} else {
reader.thumbs[pageNum] = thumb;
}
},
function pdfPageRenderError (error) {
console.log("pdfPageRenderError in getThumb: " + error);
}
);
});
};
PDFJS.Reader.prototype.setZoom = function(zoom) { PDFJS.Reader.prototype.setZoom = function(zoom) {
var reader = this, var reader = this,
page = reader.settings.currentPage; page = reader.settings.currentPage;
reader.settings.zoomLevel = zoom; reader.settings.zoomLevel = zoom;
reader.ControlsController.setZoomIcon(zoom);
reader.queuePage(page); reader.queuePage(page);
}; };
PDFJS.Reader.prototype.cycleZoom = function() {
var reader = this,
zoom = reader.settings.zoomLevel,
nextzoom,
page = reader.settings.currentPage;
nextzoom = reader.zoomCycle[zoom];
if (nextzoom !== undefined) {
reader.setZoom(nextzoom);
}
};
PDFJS.Reader.prototype.setRotation = function (rotation) { PDFJS.Reader.prototype.setRotation = function (rotation) {
var reader = this, var reader = this,
page = reader.settings.currentPage; page = reader.settings.currentPage;
reader.settings.rotation = rotation; if (rotation % 90 === 0) {
reader.queuePage(page); reader.settings.rotation = rotation;
reader.ControlsController.setRotateIcon(rotation);
reader.queuePage(page);
}
}; };
PDFJS.Reader.prototype.cancelRender = function (index) { PDFJS.Reader.prototype.cancelRender = function (index) {
@ -209,11 +378,10 @@ PDFJS.Reader.prototype.cancelRender = function (index) {
} }
}; };
PDFJS.Reader.prototype.renderPage = function(pageNum) { PDFJS.Reader.prototype.renderPage = function(pageNum, cache_result) {
var reader = this, var reader = this,
$viewer = $("#viewer"), $viewer = $("#viewer");
$page_num = document.getElementById('page_num');
var index, var index,
canvas, // actual canvas canvas, // actual canvas
@ -343,7 +511,7 @@ PDFJS.Reader.prototype.renderPage = function(pageNum) {
canvas.width = reader.roundToDivide(parseInt(canvas.height * document_aspect), fraction[0]); canvas.width = reader.roundToDivide(parseInt(canvas.height * document_aspect), fraction[0]);
} else { } else {
scale = scale_width; scale = scale_width;
canvas.width = reader.roundToDivide(max_view_width * outputscale, fraction[0]) canvas.width = reader.roundToDivide(max_view_width * outputscale, fraction[0]);
canvas.height = reader.roundToDivide(parseInt(canvas.width / document_aspect), fraction[0]); canvas.height = reader.roundToDivide(parseInt(canvas.width / document_aspect), fraction[0]);
} }
@ -359,7 +527,7 @@ PDFJS.Reader.prototype.renderPage = function(pageNum) {
canvas.width = reader.roundToDivide(parseInt(canvas.height * document_aspect), fraction[0]); canvas.width = reader.roundToDivide(parseInt(canvas.height * document_aspect), fraction[0]);
} else { } else {
scale = scale_width; scale = scale_width;
canvas.width = reader.roundToDivide(max_view_width * outputscale, fraction[0]) canvas.width = reader.roundToDivide(max_view_width * outputscale, fraction[0]);
canvas.height = reader.roundToDivide(parseInt(canvas.width / document_aspect), fraction[0]); canvas.height = reader.roundToDivide(parseInt(canvas.width / document_aspect), fraction[0]);
} }
@ -369,7 +537,7 @@ PDFJS.Reader.prototype.renderPage = function(pageNum) {
$viewer.removeClass("flex"); $viewer.removeClass("flex");
scale = parseFloat(reader.settings.zoomLevel * reader.CSS_UNITS); scale = parseFloat(reader.settings.zoomLevel * reader.CSS_UNITS);
canvas.width = reader.roundToDivide(parseInt(page_width * scale * outputscale), fraction[0]); ; canvas.width = reader.roundToDivide(parseInt(page_width * scale * outputscale), fraction[0]);
canvas.height = reader.roundToDivide(parseInt(page_height * scale * outputscale), fraction[0]); canvas.height = reader.roundToDivide(parseInt(page_height * scale * outputscale), fraction[0]);
break; break;
} }
@ -486,21 +654,15 @@ PDFJS.Reader.prototype.renderPage = function(pageNum) {
canvas.style.width = reader.roundToDivide(max_view_width, fraction[1]) + 'px'; canvas.style.width = reader.roundToDivide(max_view_width, fraction[1]) + 'px';
canvas.style.height = reader.roundToDivide(max_view_height, fraction[1]) + 'px'; canvas.style.height = reader.roundToDivide(max_view_height, fraction[1]) + 'px';
} }
// resizing clears canvas so this is not needed...
//ctx.clearRect(0, 0, canvas.width, canvas.height);
} }
}; };
PDFJS.Reader.prototype.queuePage = function(page) { PDFJS.Reader.prototype.queuePage = function(page) {
//var pageShift = (this.settings.zoomLevel === "spread") ? 2 : 1;
//
var reader = this, var reader = this,
zoom = reader.settings.zoomLevel, zoom = reader.settings.zoomLevel,
oddPageRight = reader.settings.oddPageRight, oddPageRight = reader.settings.oddPageRight,
pageShift, pageShift;
$page_num = document.getElementById('page_num'),
text;
if (zoom === "spread") { if (zoom === "spread") {
pageShift = 2; pageShift = 2;
@ -512,26 +674,14 @@ PDFJS.Reader.prototype.queuePage = function(page) {
console.log("page: " + page); console.log("page: " + page);
if (page >= 0 && page <= reader.settings.numPages) {
if (page === reader.settings.numPages) {
text = page.toString();
} else if (page === 0) {
text = "1";
} else {
text = page.toString() + "-" + parseInt(page+1).toString();
}
$page_num.textContent = text;
}
} else { } else {
pageShift = 1; pageShift = 1;
if (page >= 1 && page <= reader.settings.numPages)
$page_num.textContent = page.toString();
} }
reader.settings.currentPage = page; reader.settings.currentPage = page;
reader.ControlsController.setCurrentPage(page);
if (typeof reader.renderQueue === 'number') { if (typeof reader.renderQueue === 'number') {
window.clearTimeout(reader.renderQueue); window.clearTimeout(reader.renderQueue);
reader.renderQueue = false; reader.renderQueue = false;
@ -674,3 +824,112 @@ PDFJS.Reader.prototype.isMobile = function () {
return isMobile; return isMobile;
}; };
PDFJS.Reader.prototype.getPageLabel = function (page) {
var reader = this;
if (reader.pageLabels[parseInt(page)] !== undefined) {
return reader.pageLabels[parseInt(page)].toString();
} else {
return page.toString();
}
};
PDFJS.Reader.prototype.navigateTo = function (destination) {
var reader = this,
destString = "",
destinationPromise,
goToDestination;
goToDestination = function (destRef) {
var pageNumber;
if (destRef instanceof Object) {
pageNumber = reader.cachedPageNum(destRef);
} else if ((destRef | 0) === destRef) { // Integer
pageNumber = destRef + 1;
} else {
console.error('PDFJS.Reader.navigateTo: "' + destRef
+ '" is not a valid destination reference.');
return;
}
if (pageNumber) {
if (pageNumber < 1 || pageNumber > reader.settings.numPages) {
console.error('PDFJS.Reader.navigateTo: "' + pageNumber
+ '" is a non-existent page number.');
return;
}
reader.queuePage(pageNumber);
} else {
reader.book.getPageIndex(destRef).then(function (pageIndex) {
reader.cachePageRef(pageIndex + 1, destRef);
goToDestination(destRef);
}).catch(function () {
console.error('PDFJS.Reader.navigateTo: "' + destRef
+ '" is not a valid page reference.');
return;
});
}
};
if (typeof destination === 'string') {
destString = destination;
destinationPromise = reader.book.getDestination(destination);
} else {
destinationPromise = Promise.resolve(destination);
}
destinationPromise.then(function (_destination) {
destination = _destination;
if (!(destination instanceof Array)) {
console.error('PDFJS.Reader.navigateTo: "' + destination
+ '" is not a valid destination array.');
return;
}
goToDestination(destination[0]);
});
};
PDFJS.Reader.prototype.pageRefStr = function (pageRef) {
return pageRef.num + ' ' + pageRef.gen + ' R';
};
PDFJS.Reader.prototype.cachePageRef = function (pageNum, pageRef) {
var reader = this,
refStr;
reader.pageRefs[reader.pageRefStr(pageRef)] = pageNum;
};
PDFJS.Reader.prototype.cachedPageNum = function (pageRef) {
var reader = this;
return (reader.pageRefs[reader.pageRefStr(pageRef)])
|| null;
};