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Code Issues Releases Wiki Activity

added loading from zipped epub file

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This commit is contained in:
Fred Chasen 2013-01-26 21:01:14 -08:00
parent 2ddae3a024
commit 1e592badd1
13 changed files with 288 additions and 57 deletions
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89
fpjs/render/storage_filesystem.js
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@ -49,14 +49,12 @@ FP.store.filesystem = function() {
var url;
//-- should only be checking urls? but blank on reload?
if(fromCache){
//console.log("c")
url = getURL(path, fromCache);
if(typeof(callback) != "undefined"){
callback(url);
}
}else{
_queue.add(path, function(url){
console.log("url", url)
check(url, function(file){
url = getURL(path, file);
if(typeof(callback) != "undefined"){
@ -103,24 +101,46 @@ FP.store.filesystem = function() {
xhr.start();
}
function save(path, file) {
var entry = {"path" : path, "file": file},
request;
function save(path, file, callback) {
openFs(function(fs){
var base = path.split('/').slice(0,-1);
createDir(fs.root, base);
var transaction = _db.transaction(["files"], "readwrite");
var store = transaction.objectStore("files");
request = store.put(entry);
request.onerror = function(event) {
console.log("failed: " + event.target.errorCode);
};
request.onsuccess = function(event) {
//-- Do nothing for now
console.log("saved", path);
};
fs.root.getFile(path, {create: true},
function(fileEntry) {
fileEntry.createWriter(function(fileWriter) {
fileWriter.onwriteend = function(e) {
if(callback) callback(e);
};
fileWriter.onerror = function(e){
_error(err);
};
fileWriter.write(file);
});
}, _error );
});
}
function createDir(rootDirEntry, folders) {
// Throw out './' or '/' and move on to prevent something like '/foo/.//bar'.
if (folders[0] == '.' || folders[0] == '') {
folders = folders.slice(1);
}
rootDirEntry.getDirectory(folders[0], {create: true}, function(dirEntry) {
// Recursively add the new subfolder (if we still have another to create).
if (folders.length) {
createDir(dirEntry, folders.slice(1));
}
}, _error);
}
//-- end worker
function getURL(path, fileEntry){
@ -139,17 +159,44 @@ FP.store.filesystem = function() {
function _error(err){
if(typeof(this.failed) == "undefined"){
console.log("Error: ", err);
console.log("Error: ", errorHandler(err));
}else{
this.failed(err);
}
}
function errorHandler(e) {
switch (e.code) {
case FileError.QUOTA_EXCEEDED_ERR:
return 'QUOTA_EXCEEDED_ERR';
break;
case FileError.NOT_FOUND_ERR:
return 'NOT_FOUND_ERR';
break;
case FileError.SECURITY_ERR:
return 'SECURITY_ERR';
break;
case FileError.INVALID_MODIFICATION_ERR:
return 'INVALID_MODIFICATION_ERR';
break;
case FileError.INVALID_STATE_ERR:
return 'INVALID_STATE_ERR';
break;
case FileError.TYPE_MISMATCH_ERR:
return 'TYPE_MISMATCH_ERR';
break;
default:
return 'Unknown Error:' + e.code ;
break;
}
}
return {
"get" : get,
"preload" : preload,
"batch" : batch
"batch" : batch,
"getURL" : getURL,
"save" : save
}
}