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authorValerio Virgillito2012-02-14 11:07:21 -0800
committerValerio Virgillito2012-02-14 11:07:21 -0800
commitf060190a3bffd9a16718f2ce0499699103d46372 (patch)
treea308fe7eacec2156c8212dff0892a3de925d5f9a /js/io/system/chromeapi.js
parentf766cc203f30ea43ae8b83cf4b65d45cc4435ee9 (diff)
parent33bc9d62b8e6694500bf14d5b18187bd99a520a3 (diff)
downloadninja-f060190a3bffd9a16718f2ce0499699103d46372.tar.gz
Merge branch 'FileIO' of https://github.com/joseeight/ninja-internal into integration
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1/* <copyright>
2This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
3No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
4(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
5</copyright> */
6
7/* /////////////////////////////////////////////////////////////////////
8////////////////////////////////////////////////////////////////////////
9NOTES:
10
11 The init function starts up the file system API, and a size must be
12 set, no unlimited available as of now.
13
14////////////////////////////////////////////////////////////////////////
15///////////////////////////////////////////////////////////////////// */
16//
17var Montage = require("montage/core/core").Montage;
18////////////////////////////////////////////////////////////////////////
19//
20exports.ChromeApi = Montage.create(Object.prototype, {
21 ////////////////////////////////////////////////////////////////////
22 //Needs size in MBs for fileSystem init
23 init: {
24 enumerable: true,
25 value: function(size) {
26 //
27 if (window.webkitRequestFileSystem) {
28 //Current way to init Chrome's fileSystem API
29 window.webkitRequestFileSystem(window.PERSISTENT, size*1024*1024, function (fs) {
30 //Storing reference to instance
31 this.fileSystem = fs;
32 //Dispatching action ready event
33 var readyEvent = document.createEvent("CustomEvent");
34 readyEvent.initEvent('ready', true, true);
35 this.dispatchEvent(readyEvent);
36 //Building data of local Ninja Library
37 this._listNinjaChromeLibrary();
38 }.bind(this), function (e) {return false}); //Returns false on error (not able to init)
39 //
40 return true;
41 } else {
42 //No fileSystem API
43 return false;
44 }
45 }
46 },
47 ////////////////////////////////////////////////////////////////////
48 //
49 _fileSystem: {
50 enumerable: false,
51 value: null
52 },
53 ////////////////////////////////////////////////////////////////////
54 //
55 fileSystem: {
56 enumerable: false,
57 get: function() {
58 return this._fileSystem;
59 },
60 set: function(value) {
61 this._fileSystem = value;
62 }
63 },
64 ////////////////////////////////////////////////////////////////////
65 //
66 fileNew: {
67 enumerable: true,
68 value: function(filePath, content, callback) {
69 //
70 this.fileSystem.root.getFile(filePath, {create: true}, function(f) {
71 //
72 f.createWriter(function(writer) {
73 //
74 var mime, blob = new window.WebKitBlobBuilder, type = filePath.split('.');
75 type = type[type.length-1];
76 switch (type) {
77 case 'bmp':
78 mime = 'image/bmp';
79 break;
80 case 'gif':
81 mime = 'image/gif';
82 break;
83 case 'jpeg':
84 mime = 'image/jpeg';
85 break;
86 case 'jpg':
87 mime = 'image/jpeg';
88 break;
89 case 'png':
90 mime = 'image/png';
91 break;
92 case 'rtf':
93 mime = 'application/rtf';
94 break;
95 case 'tif':
96 mime = 'image/tiff';
97 break;
98 case 'tiff':
99 mime = 'image/tiff';
100 break;
101 case 'pdf':
102 mime = 'application/pdf';
103 break;
104 case 'zip':
105 mime = 'application/zip';
106 break;
107 case 'svg':
108 mime = 'image/svg+xml';
109 break;
110 default:
111 mime = 'text/'+type;
112 break;
113 }
114 //
115 blob.append(content);
116 writer.write(blob.getBlob(mime));
117 //
118 if (callback) callback(true);
119 }, function (e) {if (callback) callback(false)});
120 }, function (e) {if (callback) callback(false)});
121 }
122 },
123 ////////////////////////////////////////////////////////////////////
124 //
125 fileDelete: {
126 enumerable: true,
127 value: function(filePath, callback) {
128 this.fileSystem.root.getFile(filePath, {create: false}, function(file) {
129 file.remove(function() {
130 if (callback) callback(true);
131 });
132 }, function (e) {if (callback) callback(false)});
133 }
134 },
135 ////////////////////////////////////////////////////////////////////
136 //
137 fileContent: {
138 enumerable: true,
139 value: function(filePath, callback) {
140 //
141 this.fileSystem.root.getFile(filePath, {}, function(f) {
142 f.file(function(file) {
143 var reader = new FileReader();
144 reader.onloadend = function(e) {
145 if (callback) {
146 callback({content: this.result, data: file, file: f, url: f.toURL()});
147 }
148 };
149 reader.readAsArrayBuffer(file);
150 }, function (e) {if (callback) callback(false)});
151 }, function (e) {if (callback) callback(false)});
152 }
153 },
154 ////////////////////////////////////////////////////////////////////
155 //
156 fileCopy: {
157 enumerable: true,
158 value: function() {
159 }
160 },
161 ////////////////////////////////////////////////////////////////////
162 //
163 fileRename: {
164 enumerable: true,
165 value: function() {
166 }
167 },
168 ////////////////////////////////////////////////////////////////////
169 //
170 fileMove: {
171 enumerable: true,
172 value: function() {
173 }
174 },
175 ////////////////////////////////////////////////////////////////////
176 //Creating directory from path, callback optional
177 directoryNew: {
178 enumerable: true,
179 value: function(directoryPath, callback) {
180 //Checking for directory not to already exist
181 this.fileSystem.root.getDirectory(directoryPath, {}, function(dir) {
182 if (callback) callback(false);
183 return false; //Directory already exists
184 });
185 //Creating new directory
186 this.fileSystem.root.getDirectory(directoryPath, {create: true}, function(dir) {
187 if (callback) callback(true);
188 }, function (e) {if (callback) callback(false)});
189 }
190 },
191 ////////////////////////////////////////////////////////////////////
192 //
193 directoryDelete: {
194 enumerable: true,
195 value: function(directoryPath, callback) {
196 //
197 this.fileSystem.root.getDirectory(directoryPath, {}, function(dir) {
198 //
199 dir.removeRecursively(function() {
200 if (callback) callback(true);
201 });
202 }, function (e) {if (callback) callback(false)});
203 }
204 },
205 ////////////////////////////////////////////////////////////////////
206 //Returns the directory contents to a callback function
207 directoryContents: {
208 enumerable: true,
209 value: function(directory, callback) {
210 //Creating instance of directory reader
211 this.fileSystem.directoryReader = directory.createReader();
212 //Getting directory contents and sending results to callback
213 this.fileSystem.directoryReader.readEntries(function(results) {
214 //Calling callback with results (null if invalid directory)
215 callback(results);
216 }, function (e) {callback(null)});
217 }
218 },
219 ////////////////////////////////////////////////////////////////////
220 //
221 directoryCopy: {
222 enumerable: true,
223 value: function() {
224 }
225 },
226 ////////////////////////////////////////////////////////////////////
227 //
228