260 lines
10 KiB
JavaScript
260 lines
10 KiB
JavaScript
/*
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*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*
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*/
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/*global Blob:false */
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var cordova = require('cordova'),
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resolve = cordova.require('org.apache.cordova.file.resolveLocalFileSystemURIProxy'),
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requestAnimationFrame = cordova.require('org.apache.cordova.file.bb10RequestAnimationFrame'),
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xhr = {};
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function getParentPath(filePath) {
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var pos = filePath.lastIndexOf('/');
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return filePath.substring(0, pos + 1);
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}
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function getFileName(filePath) {
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var pos = filePath.lastIndexOf('/');
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return filePath.substring(pos + 1);
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}
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function checkURL(url) {
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return url.indexOf(' ') === -1 ? true : false;
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}
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module.exports = {
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abort: function (win, fail, args) {
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var id = args[0];
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if (xhr[id]) {
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xhr[id].abort();
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if (typeof(win) === 'function') {
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win();
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}
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} else if (typeof(fail) === 'function') {
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fail();
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}
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},
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upload: function(win, fail, args) {
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var filePath = args[0],
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server = args[1],
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fileKey = args[9],
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fileName = args[3],
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mimeType = args[4],
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params = args[5],
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/*trustAllHosts = args[6],*/
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chunkedMode = args[7],
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headers = args[8],
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onSuccess = function (data) {
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if (typeof(win) === 'function') {
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win(data);
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}
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},
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onFail = function (code) {
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delete xhr[fileKey];
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if (typeof(fail) === 'function') {
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fail(code);
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}
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};
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if (!checkURL(server)) {
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onFail(new FileTransferError(FileTransferError.INVALID_URL_ERR, server, filePath));
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}
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xhr[fileKey] = new XMLHttpRequest();
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xhr[fileKey].onabort = function () {
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onFail(new FileTransferError(FileTransferError.ABORT_ERR, server, filePath, this.status, xhr[fileKey].response));
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};
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resolve(function(entry) {
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requestAnimationFrame(function () {
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entry.nativeEntry.file(function(file) {
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function uploadFile(blobFile) {
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var fd = new FormData();
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fd.append(fileKey, blobFile, fileName);
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for (var prop in params) {
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if(params.hasOwnProperty(prop)) {
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fd.append(prop, params[prop]);
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}
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}
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xhr[fileKey].open("POST", server);
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xhr[fileKey].onload = function(evt) {
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if (xhr[fileKey].status === 200) {
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var result = new FileUploadResult();
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result.bytesSent = file.size;
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result.responseCode = xhr[fileKey].status;
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result.response = xhr[fileKey].response;
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delete xhr[fileKey];
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onSuccess(result);
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} else if (xhr[fileKey].status === 404) {
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onFail(new FileTransferError(FileTransferError.INVALID_URL_ERR, server, filePath, xhr[fileKey].status, xhr[fileKey].response));
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} else {
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onFail(new FileTransferError(FileTransferError.CONNECTION_ERR, server, filePath, xhr[fileKey].status, xhr[fileKey].response));
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}
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};
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xhr[fileKey].ontimeout = function(evt) {
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onFail(new FileTransferError(FileTransferError.CONNECTION_ERR, server, filePath, xhr[fileKey].status, xhr[fileKey].response));
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};
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xhr[fileKey].onerror = function () {
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onFail(new FileTransferError(FileTransferError.CONNECTION_ERR, server, filePath, this.status, xhr[fileKey].response));
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};
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xhr[fileKey].upload.onprogress = function (evt) {
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if (evt.loaded > 0) {
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onSuccess(evt);
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}
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};
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for (var header in headers) {
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if (headers.hasOwnProperty(header)) {
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xhr[fileKey].setRequestHeader(header, headers[header]);
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}
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}
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requestAnimationFrame(function () {
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xhr[fileKey].send(fd);
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});
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}
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var bytesPerChunk;
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if (chunkedMode === true) {
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bytesPerChunk = 1024 * 1024; // 1MB chunk sizes.
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} else {
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bytesPerChunk = file.size;
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}
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var start = 0;
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var end = bytesPerChunk;
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while (start < file.size) {
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var chunk = file.slice(start, end, mimeType);
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uploadFile(chunk);
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start = end;
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end = start + bytesPerChunk;
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}
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}, function(error) {
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onFail(new FileTransferError(FileTransferError.FILE_NOT_FOUND_ERR, server, filePath));
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});
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});
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}, function(error) {
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onFail(new FileTransferError(FileTransferError.FILE_NOT_FOUND_ERR, server, filePath));
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}, [filePath]);
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},
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download: function (win, fail, args) {
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var source = args[0],
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target = args[1],
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id = args[3],
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headers = args[4],
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fileWriter,
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onSuccess = function (entry) {
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if (typeof(win) === 'function') {
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win(entry);
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}
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},
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onFail = function (error) {
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var reader;
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delete xhr[id];
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if (typeof(fail) === 'function') {
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if (error && error.body && typeof(error.body) === 'object') {
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reader = new FileReader()._realReader;
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reader.onloadend = function () {
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error.body = this.result;
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fail(error);
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};
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reader.onerror = function () {
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fail(error);
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};
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reader.readAsText(error.body);
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} else {
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fail(error);
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}
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}
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};
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if (!checkURL(source)) {
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onFail(new FileTransferError(FileTransferError.INVALID_URL_ERR, source, target));
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}
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xhr[id] = new XMLHttpRequest();
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function writeFile(entry) {
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entry.createWriter(function (writer) {
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fileWriter = writer;
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fileWriter.onwriteend = function (evt) {
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if (!evt.target.error) {
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entry.filesystemName = entry.filesystem.name;
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delete xhr[id];
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onSuccess(entry);
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} else {
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onFail(evt.target.error);
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}
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};
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fileWriter.onerror = function (evt) {
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onFail(evt.target.error);
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};
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fileWriter.write(new Blob([xhr[id].response]));
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}, function (error) {
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onFail(error);
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});
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}
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xhr[id].onerror = function (e) {
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onFail(new FileTransferError(FileTransferError.CONNECTION_ERR, source, target, xhr[id].status, xhr[id].response));
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};
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xhr[id].onabort = function (e) {
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onFail(new FileTransferError(FileTransferError.ABORT_ERR, source, target, xhr[id].status, xhr[id].response));
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}
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xhr[id].onload = function () {
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if (xhr[id].readyState === xhr[id].DONE) {
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if (xhr[id].status === 200 && xhr[id].response) {
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resolveLocalFileSystemURI(getParentPath(target), function (dir) {
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dir.getFile(getFileName(target), {create: true}, writeFile, function (error) {
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onFail(new FileTransferError(FileTransferError.FILE_NOT_FOUND_ERR, source, target, xhr[id].status, xhr[id].response));
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});
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}, function (error) {
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onFail(new FileTransferError(FileTransferError.FILE_NOT_FOUND_ERR, source, target, xhr[id].status, xhr[id].response));
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});
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} else if (xhr[id].status === 404) {
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onFail(new FileTransferError(FileTransferError.INVALID_URL_ERR, source, target, xhr[id].status, xhr[id].response));
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} else {
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onFail(new FileTransferError(FileTransferError.CONNECTION_ERR, source, target, xhr[id].status, xhr[id].response));
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}
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}
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};
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xhr[id].onprogress = function (evt) {
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onSuccess(evt);
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};
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xhr[id].open("GET", source, true);
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for (var header in headers) {
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if (headers.hasOwnProperty(header)) {
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xhr[id].setRequestHeader(header, headers[header]);
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}
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}
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xhr[id].responseType = "blob";
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requestAnimationFrame(function () {
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if (xhr[id]) {
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xhr[id].send();
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}
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});
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}
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};
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