| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| var cordova = require('cordova'); |
| var File = require('./File'), |
| FileError = require('./FileError'), |
| Flags = require('./Flags'), |
| FileSystem = require('./FileSystem'), |
| LocalFileSystem = require('./LocalFileSystem'), |
| utils = require('cordova/utils'); |
| |
| function Entry(isFile, isDirectory, name, fullPath, filesystemName, nativeURL) { |
| this.isFile = !!isFile; |
| this.isDirectory = !!isDirectory; |
| this.name = name || ''; |
| this.fullPath = fullPath || ''; |
| this.filesystemName = filesystemName || null; |
| this.nativeURL = nativeURL || null; |
| } |
| |
| var FileEntry = function(name, fullPath, filesystemName, nativeURL) { |
| FileEntry.__super__.constructor.apply(this, [true, false, name, fullPath, filesystemName, nativeURL]); |
| }; |
| |
| utils.extend(FileEntry, Entry); |
| |
| var DirectoryEntry = function(name, fullPath, filesystemName, nativeURL) { |
| DirectoryEntry.__super__.constructor.call(this, false, true, name, fullPath, filesystemName, nativeURL); |
| }; |
| |
| utils.extend(DirectoryEntry, Entry); |
| |
| |
| var getFolderFromPathAsync = Windows.Storage.StorageFolder.getFolderFromPathAsync; |
| var getFileFromPathAsync = Windows.Storage.StorageFile.getFileFromPathAsync; |
| |
| function writeBytesAsync(storageFile, data, position) { |
| return storageFile.openAsync(Windows.Storage.FileAccessMode.readWrite) |
| .then(function (output) { |
| output.seek(position); |
| var dataWriter = new Windows.Storage.Streams.DataWriter(output); |
| dataWriter.writeBytes(data); |
| return dataWriter.storeAsync().then(function (size) { |
| output.size = position+size; |
| return dataWriter.flushAsync().then(function() { |
| output.close(); |
| return size; |
| }); |
| }); |
| }); |
| } |
| |
| function writeTextAsync(storageFile, data, position) { |
| return storageFile.openAsync(Windows.Storage.FileAccessMode.readWrite) |
| .then(function (output) { |
| output.seek(position); |
| var dataWriter = new Windows.Storage.Streams.DataWriter(output); |
| dataWriter.writeString(data); |
| return dataWriter.storeAsync().then(function (size) { |
| output.size = position+size; |
| return dataWriter.flushAsync().then(function() { |
| output.close(); |
| return size; |
| }); |
| }); |
| }); |
| } |
| |
| function writeBlobAsync(storageFile, data, position) { |
| return storageFile.openAsync(Windows.Storage.FileAccessMode.readWrite) |
| .then(function (output) { |
| output.seek(position); |
| var dataSize = data.size; |
| var input = (data.detachStream || data.msDetachStream).call(data); |
| |
| // Copy the stream from the blob to the File stream |
| return Windows.Storage.Streams.RandomAccessStream.copyAsync(input, output) |
| .then(function () { |
| output.size = position+dataSize; |
| return output.flushAsync().then(function () { |
| input.close(); |
| output.close(); |
| |
| return dataSize; |
| }); |
| }); |
| }); |
| } |
| |
| function writeArrayBufferAsync(storageFile, data, position) { |
| return writeBlobAsync(storageFile, new Blob([data]), position); |
| } |
| |
| function cordovaPathToNative(path) { |
| // turn / into \\ |
| var cleanPath = path.replace(/\//g, '\\'); |
| // turn \\ into \ |
| cleanPath = cleanPath.replace(/\\+/g, '\\'); |
| return cleanPath; |
| } |
| |
| function nativePathToCordova(path) { |
| var cleanPath = path.replace(/\\/g, '/'); |
| return cleanPath; |
| } |
| |
| var driveRE = new RegExp("^[/]*([A-Z]:)"); |
| var invalidNameRE = /[\\?*|"<>:]/; |
| function validName(name) { |
| return !invalidNameRE.test(name.replace(driveRE,'')); |
| } |
| |
| function sanitize(path) { |
| var slashesRE = new RegExp('/{2,}','g'); |
| var components = path.replace(slashesRE, '/').split(/\/+/); |
| // Remove double dots, use old school array iteration instead of RegExp |
| // since it is impossible to debug them |
| for (var index = 0; index < components.length; ++index) { |
| if (components[index] === "..") { |
| components.splice(index, 1); |
| if (index > 0) { |
| // if we're not in the start of array then remove preceeding path component, |
| // In case if relative path points above the root directory, just ignore double dots |
| // See file.spec.111 should not traverse above above the root directory for test case |
| components.splice(index-1, 1); |
| --index; |
| } |
| } |
| } |
| return components.join('/'); |
| } |
| |
| var WinFS = function(name, root) { |
| this.winpath = root.winpath; |
| if (this.winpath && !/\/$/.test(this.winpath)) { |
| this.winpath += "/"; |
| } |
| this.makeNativeURL = function(path) { |
| return FileSystem.encodeURIPath(this.root.nativeURL + sanitize(path.replace(':','%3A')));}; |
| root.fullPath = '/'; |
| if (!root.nativeURL) |
| root.nativeURL = 'file://'+sanitize(this.winpath + root.fullPath).replace(':','%3A'); |
| WinFS.__super__.constructor.call(this, name, root); |
| }; |
| |
| utils.extend(WinFS, FileSystem); |
| |
| WinFS.prototype.__format__ = function(fullPath) { |
| var path = sanitize('/'+this.name+(fullPath[0]==='/'?'':'/')+FileSystem.encodeURIPath(fullPath)); |
| return 'cdvfile://localhost' + path; |
| }; |
| |
| var windowsPaths = { |
| dataDirectory: "ms-appdata:///local/", |
| cacheDirectory: "ms-appdata:///temp/", |
| tempDirectory: "ms-appdata:///temp/", |
| syncedDataDirectory: "ms-appdata:///roaming/", |
| applicationDirectory: "ms-appx:///", |
| applicationStorageDirectory: "ms-appx:///" |
| }; |
| |
| var AllFileSystems; |
| |
| function getAllFS() { |
| if (!AllFileSystems) { |
| var storageFolderPermanent = Windows.Storage.ApplicationData.current.localFolder.path, |
| storageFolderTemporary = Windows.Storage.ApplicationData.current.temporaryFolder.path; |
| AllFileSystems = { |
| 'persistent': |
| Object.freeze(new WinFS('persistent', { |
| name: 'persistent', |
| nativeURL: 'ms-appdata:///local', |
| winpath: nativePathToCordova(Windows.Storage.ApplicationData.current.localFolder.path) |
| })), |
| 'temporary': |
| Object.freeze(new WinFS('temporary', { |
| name: 'temporary', |
| nativeURL: 'ms-appdata:///temp', |
| winpath: nativePathToCordova(Windows.Storage.ApplicationData.current.temporaryFolder.path) |
| })), |
| 'root': |
| Object.freeze(new WinFS('root', { |
| name: 'root', |
| //nativeURL: 'file:///' |
| winpath: '' |
| })) |
| }; |
| } |
| return AllFileSystems; |
| } |
| |
| function getFS(name) { |
| return getAllFS()[name]; |
| } |
| |
| FileSystem.prototype.__format__ = function(fullPath) { |
| return getFS(this.name).__format__(fullPath); |
| }; |
| |
| require('./fileSystems').getFs = function(name, callback) { |
| setTimeout(function(){callback(getFS(name));}); |
| }; |
| |
| function getFilesystemFromPath(path) { |
| var res; |
| var allfs = getAllFS(); |
| Object.keys(allfs).some(function(fsn) { |
| var fs = allfs[fsn]; |
| if (path.indexOf(fs.winpath) === 0) |
| res = fs; |
| return res; |
| }); |
| return res; |
| } |
| |
| var msapplhRE = new RegExp('^ms-appdata://localhost/'); |
| function pathFromURL(url) { |
| url=url.replace(msapplhRE,'ms-appdata:///'); |
| var path = decodeURIComponent(url); |
| // support for file name with parameters |
| if (/\?/g.test(path)) { |
| path = String(path).split("?")[0]; |
| } |
| if (path.indexOf("file:/")===0) { |
| if (path.indexOf("file://") !== 0) { |
| url = "file:///" + url.substr(6); |
| } |
| } |
| |
| ['file://','ms-appdata:///','cdvfile://localhost/'].every(function(p) { |
| if (path.indexOf(p)!==0) |
| return true; |
| var thirdSlash = path.indexOf("/", p.length); |
| if (thirdSlash < 0) { |
| path = ""; |
| } else { |
| path = sanitize(path.substr(thirdSlash)); |
| } |
| }); |
| |
| return path.replace(driveRE,'$1'); |
| } |
| |
| function getFilesystemFromURL(url) { |
| url=url.replace(msapplhRE,'ms-appdata:///'); |
| var res; |
| if (url.indexOf("file:/")===0) |
| res = getFilesystemFromPath(pathFromURL(url)); |
| else { |
| var allfs = getAllFS(); |
| Object.keys(allfs).every(function(fsn) { |
| var fs = allfs[fsn]; |
| if (url.indexOf(fs.root.nativeURL) === 0 || |
| url.indexOf('cdvfile://localhost/'+fs.name+'/') === 0) |
| { |
| res = fs; |
| return false; |
| } |
| return true; |
| }); |
| } |
| return res; |
| } |
| |
| function getFsPathForWinPath(fs, wpath) { |
| var path = nativePathToCordova(wpath); |
| if (path.indexOf(fs.winpath) !== 0) |
| return null; |
| return path.replace(fs.winpath,'/'); |
| } |
| |
| var WinError = { |
| invalidArgument: -2147024809, |
| fileNotFound: -2147024894, |
| accessDenied: -2147024891 |
| }; |
| |
| function openPath(path, ops) { |
| ops=ops?ops:{}; |
| return new WinJS.Promise(function (complete,failed) { |
| getFileFromPathAsync(path).done( |
| function(file) { |
| complete({file:file}); |
| }, |
| function(err) { |
| if (err.number != WinError.fileNotFound && err.number != WinError.invalidArgument) |
| failed(FileError.NOT_READABLE_ERR); |
| getFolderFromPathAsync(path) |
| .done( |
| function(dir) { |
| if (!ops.getContent) |
| complete({folder:dir}); |
| else |
| WinJS.Promise.join({ |
| files:dir.getFilesAsync(), |
| folders:dir.getFoldersAsync() |
| }).done( |
| function(a) { |
| complete({ |
| folder:dir, |
| files:a.files, |
| folders:a.folders |
| }); |
| }, |
| function(err) { |
| failed(FileError.NOT_READABLE_ERR); |
| } |
| ); |
| }, |
| function(err) { |
| if (err.number == WinError.fileNotFound || err.number == WinError.invalidArgument) |
| complete({}); |
| else |
| failed(FileError.NOT_READABLE_ERR); |
| } |
| ); |
| } |
| ); |
| }); |
| } |
| |
| function copyFolder(src,dst,name) { |
| name = name?name:src.name; |
| return new WinJS.Promise(function (complete,failed) { |
| WinJS.Promise.join({ |
| fld:dst.createFolderAsync(name, Windows.Storage.CreationCollisionOption.openIfExists), |
| files:src.getFilesAsync(), |
| folders:src.getFoldersAsync() |
| }).done( |
| function(the) { |
| if (!(the.files.length || the.folders.length)) { |
| complete(); |
| return; |
| } |
| var todo = the.files.length; |
| var copyfolders = function() { |
| if (!todo--) { |
| complete(); |
| return; |
| } |
| copyFolder(the.folders[todo],dst) |
| .done(function() {copyfolders(); }, failed); |
| }; |
| var copyfiles = function() { |
| if (!todo--) { |
| todo = the.folders.length; |
| copyfolders(); |
| return; |
| } |
| the.files[todo].copyAsync(the.fld) |
| .done(function() {copyfiles(); }, failed); |
| }; |
| copyfiles(); |
| }, |
| failed |
| ); |
| }); |
| } |
| |
| function moveFolder(src,dst,name) { |
| name = name?name:src.name; |
| return new WinJS.Promise(function (complete,failed) { |
| var pending = []; |
| WinJS.Promise.join({ |
| fld:dst.createFolderAsync(name, Windows.Storage.CreationCollisionOption.openIfExists), |
| files:src.getFilesAsync(), |
| folders:src.getFoldersAsync() |
| }).done( |
| function(the) { |
| if (!(the.files.length || the.folders.length)) { |
| complete(); |
| return; |
| } |
| var todo = the.files.length; |
| var movefolders = function() { |
| if (!todo--) { |
| src.deleteAsync().done(complete,failed); |
| return; |
| } |
| moveFolder(the.folders[todo],dst) |
| .done(movefolders,failed); |
| }; |
| var movefiles = function() { |
| if (!todo--) { |
| todo = the.folders.length; |
| movefolders(); |
| return; |
| } |
| the.files[todo].moveAsync(the.fld) |
| .done(function() {movefiles(); }, failed); |
| }; |
| movefiles(); |
| }, |
| failed |
| ); |
| }); |
| } |
| |
| function transport(success, fail, args, ops) { // ["fullPath","parent", "newName"] |
| var src = args[0]; |
| var parent = args[1]; |
| var name = args[2]; |
| |
| var srcFS = getFilesystemFromURL(src); |
| var dstFS = getFilesystemFromURL(parent); |
| var srcPath = pathFromURL(src); |
| var dstPath = pathFromURL(parent); |
| if (!(srcFS && dstFS && validName(name))){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| |
| var srcWinPath = cordovaPathToNative(sanitize(srcFS.winpath + srcPath)); |
| var dstWinPath = cordovaPathToNative(sanitize(dstFS.winpath + dstPath)); |
| var tgtFsPath = sanitize(dstPath+'/'+name); |
| var tgtWinPath = cordovaPathToNative(sanitize(dstFS.winpath + dstPath+'/'+name)); |
| if (srcWinPath == dstWinPath || srcWinPath == tgtWinPath) { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| return; |
| } |
| |
| |
| WinJS.Promise.join({ |
| src:openPath(srcWinPath), |
| dst:openPath(dstWinPath), |
| tgt:openPath(tgtWinPath,{getContent:true}) |
| }) |
| .done( |
| function (the) { |
| if ((!the.dst.folder) || !(the.src.folder || the.src.file)) { |
| fail(FileError.NOT_FOUND_ERR); |
| return; |
| } |
| if ( (the.src.folder && the.tgt.file) |
| || (the.src.file && the.tgt.folder) |
| || (the.tgt.folder && (the.tgt.files.length || the.tgt.folders.length))) |
| { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| return; |
| } |
| if (the.src.file) |
| ops.fileOp(the.src.file,the.dst.folder, name, Windows.Storage.NameCollisionOption.replaceExisting) |
| .done( |
| function (storageFile) { |
| success(new FileEntry( |
| name, |
| tgtFsPath, |
| dstFS.name, |
| dstFS.makeNativeURL(tgtFsPath) |
| )); |
| }, |
| function (err) { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| ); |
| else |
| ops.folderOp(the.src.folder, the.dst.folder, name).done( |
| function () { |
| success(new DirectoryEntry( |
| name, |
| tgtFsPath, |
| dstFS.name, |
| dstFS.makeNativeURL(tgtFsPath) |
| )); |
| }, |
| function() { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| ); |
| }, |
| function(err) { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| ); |
| } |
| |
| module.exports = { |
| requestAllFileSystems: function() { |
| return getAllFS(); |
| }, |
| requestAllPaths: function(success){ |
| success(windowsPaths); |
| }, |
| getFileMetadata: function (success, fail, args) { |
| module.exports.getMetadata(success, fail, args); |
| }, |
| |
| getMetadata: function (success, fail, args) { |
| var fs = getFilesystemFromURL(args[0]); |
| var path = pathFromURL(args[0]); |
| if (!fs || !validName(path)){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var fullPath = cordovaPathToNative(fs.winpath + path); |
| |
| var getMetadataForFile = function (storageFile) { |
| storageFile.getBasicPropertiesAsync().then( |
| function (basicProperties) { |
| success(new File(storageFile.name, storageFile.path, storageFile.fileType, basicProperties.dateModified, basicProperties.size)); |
| }, function () { |
| fail(FileError.NOT_READABLE_ERR); |
| } |
| ); |
| }; |
| |
| var getMetadataForFolder = function (storageFolder) { |
| storageFolder.getBasicPropertiesAsync().then( |
| function (basicProperties) { |
| var metadata = { |
| size: basicProperties.size, |
| lastModifiedDate: basicProperties.dateModified |
| }; |
| success(metadata); |
| }, |
| function () { |
| fail(FileError.NOT_READABLE_ERR); |
| } |
| ); |
| }; |
| |
| getFileFromPathAsync(fullPath).then(getMetadataForFile, |
| function () { |
| getFolderFromPathAsync(fullPath).then(getMetadataForFolder, |
| function () { |
| fail(FileError.NOT_FOUND_ERR); |
| } |
| ); |
| } |
| ); |
| }, |
| |
| getParent: function (win, fail, args) { // ["fullPath"] |
| var fs = getFilesystemFromURL(args[0]); |
| var path = pathFromURL(args[0]); |
| if (!fs || !validName(path)){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| if (!path || (new RegExp('/[^/]*/?$')).test(path)) { |
| win(new DirectoryEntry(fs.root.name, fs.root.fullPath, fs.name, fs.makeNativeURL(fs.root.fullPath))); |
| return; |
| } |
| |
| var parpath = path.replace(new RegExp('/[^/]+/?$','g'),''); |
| var parname = path.substr(parpath.length); |
| var fullPath = cordovaPathToNative(fs.winpath + parpath); |
| |
| var result = new DirectoryEntry(parname, parpath, fs.name, fs.makeNativeURL(parpath)); |
| getFolderFromPathAsync(fullPath).done( |
| function () { win(result); }, |
| function () { fail(FileError.INVALID_STATE_ERR); } |
| ); |
| }, |
| |
| readAsText: function (win, fail, args) { |
| |
| var url = args[0], |
| enc = args[1], |
| startPos = args[2], |
| endPos = args[3]; |
| |
| var fs = getFilesystemFromURL(url); |
| var path = pathFromURL(url); |
| if (!fs){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var wpath = cordovaPathToNative(sanitize(fs.winpath + path)); |
| |
| var encoding = Windows.Storage.Streams.UnicodeEncoding.utf8; |
| if (enc == 'Utf16LE' || enc == 'utf16LE') { |
| encoding = Windows.Storage.Streams.UnicodeEncoding.utf16LE; |
| } else if (enc == 'Utf16BE' || enc == 'utf16BE') { |
| encoding = Windows.Storage.Streams.UnicodeEncoding.utf16BE; |
| } |
| |
| getFileFromPathAsync(wpath).then(function(file) { |
| return file.openReadAsync(); |
| }).then(function (stream) { |
| startPos = (startPos < 0) ? Math.max(stream.size + startPos, 0) : Math.min(stream.size, startPos); |
| endPos = (endPos < 0) ? Math.max(endPos + stream.size, 0) : Math.min(stream.size, endPos); |
| stream.seek(startPos); |
| |
| var readSize = endPos - startPos, |
| buffer = new Windows.Storage.Streams.Buffer(readSize); |
| |
| return stream.readAsync(buffer, readSize, Windows.Storage.Streams.InputStreamOptions.none); |
| }).done(function(buffer) { |
| try { |
| win(Windows.Security.Cryptography.CryptographicBuffer.convertBinaryToString(encoding, buffer)); |
| } |
| catch (e) { |
| fail(FileError.ENCODING_ERR); |
| } |
| },function() { |
| fail(FileError.NOT_FOUND_ERR); |
| }); |
| }, |
| |
| readAsBinaryString:function(win,fail,args) { |
| var url = args[0], |
| startPos = args[1], |
| endPos = args[2]; |
| |
| var fs = getFilesystemFromURL(url); |
| var path = pathFromURL(url); |
| if (!fs){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var wpath = cordovaPathToNative(sanitize(fs.winpath + path)); |
| |
| getFileFromPathAsync(wpath).then( |
| function (storageFile) { |
| Windows.Storage.FileIO.readBufferAsync(storageFile).done( |
| function (buffer) { |
| var dataReader = Windows.Storage.Streams.DataReader.fromBuffer(buffer); |
| // var fileContent = dataReader.readString(buffer.length); |
| var byteArray = new Uint8Array(buffer.length), |
| byteString = ""; |
| dataReader.readBytes(byteArray); |
| dataReader.close(); |
| for (var i = 0; i < byteArray.length; i++) { |
| var charByte = byteArray[i]; |
| // var charRepresentation = charByte <= 127 ? String.fromCharCode(charByte) : charByte.toString(16); |
| var charRepresentation = String.fromCharCode(charByte); |
| byteString += charRepresentation; |
| } |
| win(byteString.slice(startPos, endPos)); |
| } |
| ); |
| }, function () { |
| fail(FileError.NOT_FOUND_ERR); |
| } |
| ); |
| }, |
| |
| readAsArrayBuffer:function(win,fail,args) { |
| var url = args[0]; |
| var fs = getFilesystemFromURL(url); |
| var path = pathFromURL(url); |
| if (!fs){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var wpath = cordovaPathToNative(sanitize(fs.winpath + path)); |
| |
| getFileFromPathAsync(wpath).then( |
| function (storageFile) { |
| var blob = MSApp.createFileFromStorageFile(storageFile); |
| var url = URL.createObjectURL(blob, { oneTimeOnly: true }); |
| var xhr = new XMLHttpRequest(); |
| xhr.open("GET", url, true); |
| xhr.responseType = 'arraybuffer'; |
| xhr.onload = function () { |
| var resultArrayBuffer = xhr.response; |
| // get start and end position of bytes in buffer to be returned |
| var startPos = args[1] || 0, |
| endPos = args[2] || resultArrayBuffer.length; |
| // if any of them is specified, we'll slice output array |
| if (startPos !== 0 || endPos !== resultArrayBuffer.length) { |
| // slice method supported only on Windows 8.1, so we need to check if it's available |
| // see http://msdn.microsoft.com/en-us/library/ie/dn641192(v=vs.94).aspx |
| if (resultArrayBuffer.slice) { |
| resultArrayBuffer = resultArrayBuffer.slice(startPos, endPos); |
| } else { |
| // if slice isn't available, we'll use workaround method |
| var tempArray = new Uint8Array(resultArrayBuffer), |
| resBuffer = new ArrayBuffer(endPos - startPos), |
| resArray = new Uint8Array(resBuffer); |
| |
| for (var i = 0; i < resArray.length; i++) { |
| resArray[i] = tempArray[i + startPos]; |
| } |
| resultArrayBuffer = resBuffer; |
| } |
| } |
| win(resultArrayBuffer); |
| }; |
| xhr.send(); |
| }, function () { |
| fail(FileError.NOT_FOUND_ERR); |
| } |
| ); |
| }, |
| |
| readAsDataURL: function (win, fail, args) { |
| var url = args[0]; |
| var fs = getFilesystemFromURL(url); |
| var path = pathFromURL(url); |
| if (!fs){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var wpath = cordovaPathToNative(sanitize(fs.winpath + path)); |
| |
| getFileFromPathAsync(wpath).then( |
| function (storageFile) { |
| Windows.Storage.FileIO.readBufferAsync(storageFile).done( |
| function (buffer) { |
| var strBase64 = Windows.Security.Cryptography.CryptographicBuffer.encodeToBase64String(buffer); |
| //the method encodeToBase64String will add "77u/" as a prefix, so we should remove it |
| if(String(strBase64).substr(0,4) == "77u/") { |
| strBase64 = strBase64.substr(4); |
| } |
| var mediaType = storageFile.contentType; |
| var result = "data:" + mediaType + ";base64," + strBase64; |
| win(result); |
| } |
| ); |
| }, function () { |
| fail(FileError.NOT_FOUND_ERR); |
| } |
| ); |
| }, |
| |
| getDirectory: function (win, fail, args) { |
| var dirurl = args[0]; |
| var path = args[1]; |
| var options = args[2]; |
| |
| var fs = getFilesystemFromURL(dirurl); |
| var dirpath = pathFromURL(dirurl); |
| if (!fs || !validName(path)){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var fspath = sanitize(dirpath +'/'+ path); |
| var completePath = sanitize(fs.winpath + fspath); |
| |
| var name = completePath.substring(completePath.lastIndexOf('/')+1); |
| |
| var wpath = cordovaPathToNative(completePath.substring(0, completePath.lastIndexOf('/'))); |
| |
| var flag = ""; |
| if (options) { |
| flag = new Flags(options.create, options.exclusive); |
| } else { |
| flag = new Flags(false, false); |
| } |
| |
| getFolderFromPathAsync(wpath).done( |
| function (storageFolder) { |
| if (flag.create === true && flag.exclusive === true) { |
| storageFolder.createFolderAsync(name, Windows.Storage.CreationCollisionOption.failIfExists).done( |
| function (storageFolder) { |
| win(new DirectoryEntry(storageFolder.name, fspath, fs.name, fs.makeNativeURL(fspath))); |
| }, function (err) { |
| fail(FileError.PATH_EXISTS_ERR); |
| } |
| ); |
| } else if (flag.create === true && flag.exclusive === false) { |
| storageFolder.createFolderAsync(name, Windows.Storage.CreationCollisionOption.openIfExists).done( |
| function (storageFolder) { |
| win(new DirectoryEntry(storageFolder.name, fspath, fs.name, fs.makeNativeURL(fspath))); |
| }, function () { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| ); |
| } else if (flag.create === false) { |
| storageFolder.getFolderAsync(name).done( |
| function (storageFolder) { |
| win(new DirectoryEntry(storageFolder.name, fspath, fs.name, fs.makeNativeURL(fspath))); |
| }, |
| function () { |
| // check if path actually points to a file |
| storageFolder.getFileAsync(name).done( |
| function () { |
| fail(FileError.TYPE_MISMATCH_ERR); |
| }, function() { |
| fail(FileError.NOT_FOUND_ERR); |
| } |
| ); |
| } |
| ); |
| } |
| }, function () { |
| fail(FileError.NOT_FOUND_ERR); |
| } |
| ); |
| }, |
| |
| remove: function (win, fail, args) { |
| var fs = getFilesystemFromURL(args[0]); |
| var path = pathFromURL(args[0]); |
| if (!fs || !validName(path)){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| |
| // FileSystem root can't be removed! |
| if (!path || path=='/'){ |
| fail(FileError.NO_MODIFICATION_ALLOWED_ERR); |
| return; |
| } |
| var fullPath = cordovaPathToNative(fs.winpath + path); |
| |
| getFileFromPathAsync(fullPath).then( |
| function (storageFile) { |
| storageFile.deleteAsync().done(win, function () { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| }); |
| }, |
| function () { |
| getFolderFromPathAsync(fullPath).done( |
| function (sFolder) { |
| sFolder.getFilesAsync() |
| // check for files |
| .then(function(fileList) { |
| if (fileList) { |
| if (fileList.length === 0) { |
| return sFolder.getFoldersAsync(); |
| } else { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| } |
| }) |
| // check for folders |
| .done(function (folderList) { |
| if (folderList) { |
| if (folderList.length === 0) { |
| sFolder.deleteAsync().done( |
| win, |
| function () { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| ); |
| } else { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| } |
| }); |
| }, |
| function () { |
| fail(FileError.NOT_FOUND_ERR); |
| } |
| ); |
| } |
| ); |
| }, |
| |
| removeRecursively: function (successCallback, fail, args) { |
| |
| var fs = getFilesystemFromURL(args[0]); |
| var path = pathFromURL(args[0]); |
| if (!fs || !validName(path)){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| |
| // FileSystem root can't be removed! |
| if (!path || path=='/'){ |
| fail(FileError.NO_MODIFICATION_ALLOWED_ERR); |
| return; |
| } |
| var fullPath = cordovaPathToNative(fs.winpath + path); |
| |
| getFolderFromPathAsync(fullPath).done(function (storageFolder) { |
| storageFolder.deleteAsync().done(function (res) { |
| successCallback(res); |
| }, function (err) { |
| fail(err); |
| }); |
| |
| }, function () { |
| fail(FileError.FILE_NOT_FOUND_ERR); |
| }); |
| }, |
| |
| getFile: function (win, fail, args) { |
| |
| var dirurl = args[0]; |
| var path = args[1]; |
| var options = args[2]; |
| |
| var fs = getFilesystemFromURL(dirurl); |
| var dirpath = pathFromURL(dirurl); |
| if (!fs || !validName(path)){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var fspath = sanitize(dirpath +'/'+ path); |
| var completePath = sanitize(fs.winpath + fspath); |
| |
| var fileName = completePath.substring(completePath.lastIndexOf('/')+1); |
| |
| var wpath = cordovaPathToNative(completePath.substring(0, completePath.lastIndexOf('/'))); |
| |
| var flag = ""; |
| if (options !== null) { |
| flag = new Flags(options.create, options.exclusive); |
| } else { |
| flag = new Flags(false, false); |
| } |
| |
| getFolderFromPathAsync(wpath).done( |
| function (storageFolder) { |
| if (flag.create === true && flag.exclusive === true) { |
| storageFolder.createFileAsync(fileName, Windows.Storage.CreationCollisionOption.failIfExists).done( |
| function (storageFile) { |
| win(new FileEntry(storageFile.name, fspath, fs.name, fs.makeNativeURL(fspath))); |
| }, function () { |
| fail(FileError.PATH_EXISTS_ERR); |
| } |
| ); |
| } else if (flag.create === true && flag.exclusive === false) { |
| storageFolder.createFileAsync(fileName, Windows.Storage.CreationCollisionOption.openIfExists).done( |
| function (storageFile) { |
| win(new FileEntry(storageFile.name, fspath, fs.name, fs.makeNativeURL(fspath))); |
| }, function () { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| ); |
| } else if (flag.create === false) { |
| storageFolder.getFileAsync(fileName).done( |
| function (storageFile) { |
| win(new FileEntry(storageFile.name, fspath, fs.name, fs.makeNativeURL(fspath))); |
| }, function () { |
| // check if path actually points to a folder |
| storageFolder.getFolderAsync(fileName).done( |
| function () { |
| fail(FileError.TYPE_MISMATCH_ERR); |
| }, function () { |
| fail(FileError.NOT_FOUND_ERR); |
| }); |
| } |
| ); |
| } |
| }, function (err) { |
| fail( |
| err.number == WinError.accessDenied? |
| FileError.SECURITY_ERR: |
| FileError.NOT_FOUND_ERR |
| ); |
| } |
| ); |
| }, |
| |
| readEntries: function (win, fail, args) { // ["fullPath"] |
| var fs = getFilesystemFromURL(args[0]); |
| var path = pathFromURL(args[0]); |
| if (!fs || !validName(path)){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var fullPath = cordovaPathToNative(fs.winpath + path); |
| |
| var result = []; |
| |
| getFolderFromPathAsync(fullPath).done(function (storageFolder) { |
| var promiseArr = []; |
| var index = 0; |
| promiseArr[index++] = storageFolder.getFilesAsync().then(function (fileList) { |
| if (fileList !== null) { |
| for (var i = 0; i < fileList.length; i++) { |
| var fspath = getFsPathForWinPath(fs, fileList[i].path); |
| if (!fspath) { |
| fail(FileError.NOT_FOUND_ERR); |
| return; |
| } |
| result.push(new FileEntry(fileList[i].name, fspath, fs.name, fs.makeNativeURL(fspath))); |
| } |
| } |
| }); |
| promiseArr[index++] = storageFolder.getFoldersAsync().then(function (folderList) { |
| if (folderList !== null) { |
| for (var j = 0; j < folderList.length; j++) { |
| var fspath = getFsPathForWinPath(fs, folderList[j].path); |
| if (!fspath) { |
| fail(FileError.NOT_FOUND_ERR); |
| return; |
| } |
| result.push(new DirectoryEntry(folderList[j].name, fspath, fs.name, fs.makeNativeURL(fspath))); |
| } |
| } |
| }); |
| WinJS.Promise.join(promiseArr).then(function () { |
| win(result); |
| }); |
| |
| }, function () { fail(FileError.NOT_FOUND_ERR); }); |
| }, |
| |
| write: function (win, fail, args) { |
| |
| var url = args[0], |
| data = args[1], |
| position = args[2], |
| isBinary = args[3]; |
| |
| var fs = getFilesystemFromURL(url); |
| var path = pathFromURL(url); |
| if (!fs){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var completePath = sanitize(fs.winpath + path); |
| var fileName = completePath.substring(completePath.lastIndexOf('/')+1); |
| var dirpath = completePath.substring(0,completePath.lastIndexOf('/')); |
| var wpath = cordovaPathToNative(dirpath); |
| |
| function getWriteMethodForData(data, isBinary) { |
| |
| if (data instanceof Blob) { |
| return writeBlobAsync; |
| } |
| |
| if (data instanceof ArrayBuffer) { |
| return writeArrayBufferAsync; |
| } |
| |
| if (isBinary) { |
| return writeBytesAsync; |
| } |
| |
| if (typeof data === 'string') { |
| return writeTextAsync; |
| } |
| |
| throw new Error('Unsupported data type for write method'); |
| } |
| |
| var writePromise = getWriteMethodForData(data, isBinary); |
| |
| getFolderFromPathAsync(wpath).done( |
| function (storageFolder) { |
| storageFolder.createFileAsync(fileName, Windows.Storage.CreationCollisionOption.openIfExists).done( |
| function (storageFile) { |
| writePromise(storageFile, data, position).done( |
| function (bytesWritten) { |
| var written = bytesWritten || data.length; |
| win(written); |
| }, |
| function () { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| ); |
| }, |
| function () { |
| fail(FileError.INVALID_MODIFICATION_ERR); |
| } |
| ); |
| |
| }, |
| function () { |
| fail(FileError.NOT_FOUND_ERR); |
| } |
| ); |
| }, |
| |
| truncate: function (win, fail, args) { // ["fileName","size"] |
| var url = args[0]; |
| var size = args[1]; |
| |
| var fs = getFilesystemFromURL(url); |
| var path = pathFromURL(url); |
| if (!fs){ |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| var completePath = sanitize(fs.winpath + path); |
| var wpath = cordovaPathToNative(completePath); |
| var dirwpath = cordovaPathToNative(completePath.substring(0,completePath.lastIndexOf('/'))); |
| |
| getFileFromPathAsync(wpath).done(function(storageFile){ |
| //the current length of the file. |
| var leng = 0; |
| |
| storageFile.getBasicPropertiesAsync().then(function (basicProperties) { |
| leng = basicProperties.size; |
| if (Number(size) >= leng) { |
| win(this.length); |
| return; |
| } |
| if (Number(size) >= 0) { |
| Windows.Storage.FileIO.readTextAsync(storageFile, Windows.Storage.Streams.UnicodeEncoding.utf8).then(function (fileContent) { |
| fileContent = fileContent.substr(0, size); |
| var fullPath = storageFile.path; |
| var name = storageFile.name; |
| storageFile.deleteAsync().then(function () { |
| return getFolderFromPathAsync(dirwpath); |
| }).done(function (storageFolder) { |
| storageFolder.createFileAsync(name).then(function (newStorageFile) { |
| Windows.Storage.FileIO.writeTextAsync(newStorageFile, fileContent).done(function () { |
| win(String(fileContent).length); |
| }, function () { |
| fail(FileError.NO_MODIFICATION_ALLOWED_ERR); |
| }); |
| }, function() { |
| fail(FileError.NO_MODIFICATION_ALLOWED_ERR); |
| }); |
| }); |
| }, function () { fail(FileError.NOT_FOUND_ERR); }); |
| } |
| }); |
| }, function () { fail(FileError.NOT_FOUND_ERR); }); |
| }, |
| |
| copyTo: function (success, fail, args) { // ["fullPath","parent", "newName"] |
| transport(success, fail, args, |
| { |
| fileOp:function(file,folder,name,coll) { |
| return file.copyAsync(folder,name,coll); |
| }, |
| folderOp:function(src,dst,name) { |
| return copyFolder(src,dst,name); |
| }} |
| ); |
| }, |
| |
| moveTo: function (success, fail, args) { |
| transport(success, fail, args, |
| { |
| fileOp:function(file,folder,name,coll) { |
| return file.moveAsync(folder,name,coll); |
| }, |
| folderOp:function(src,dst,name) { |
| return moveFolder(src,dst,name); |
| }} |
| ); |
| }, |
| tempFileSystem:null, |
| |
| persistentFileSystem:null, |
| |
| requestFileSystem: function (win, fail, args) { |
| |
| var type = args[0]; |
| var size = args[1]; |
| var MAX_SIZE = 10000000000; |
| if (size > MAX_SIZE) { |
| fail(FileError.QUOTA_EXCEEDED_ERR); |
| return; |
| } |
| |
| var fs; |
| switch (type) { |
| case LocalFileSystem.TEMPORARY: |
| fs = getFS('temporary'); |
| break; |
| case LocalFileSystem.PERSISTENT: |
| fs = getFS('persistent'); |
| break; |
| } |
| if (fs) |
| win(fs); |
| else |
| fail(FileError.NOT_FOUND_ERR); |
| }, |
| |
| resolveLocalFileSystemURI: function (success, fail, args) { |
| |
| var uri = args[0]; |
| var inputURL; |
| |
| var path = pathFromURL(uri); |
| var fs = getFilesystemFromURL(uri); |
| if (!fs || !validName(path)) { |
| fail(FileError.ENCODING_ERR); |
| return; |
| } |
| if (path.indexOf(fs.winpath) === 0) |
| path=path.substr(fs.winpath.length); |
| var abspath = cordovaPathToNative(fs.winpath+path); |
| |
| getFileFromPathAsync(abspath).done( |
| function (storageFile) { |
| success(new FileEntry(storageFile.name, path, fs.name, fs.makeNativeURL(path))); |
| }, function () { |
| getFolderFromPathAsync(abspath).done( |
| function (storageFolder) { |
| success(new DirectoryEntry(storageFolder.name, path, fs.name,fs.makeNativeURL(path))); |
| }, function () { |
| fail(FileError.NOT_FOUND_ERR); |
| } |
| ); |
| } |
| ); |
| } |
| |
| |
| }; |
| |
| require("cordova/exec/proxy").add("File",module.exports); |