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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 The init function starts up the file system API, and a size must be
11 set, no unlimited available as of now.
12
13 Core API reference in NINJA: this.application.ninja.coreIoApi
14
15////////////////////////////////////////////////////////////////////////
16///////////////////////////////////////////////////////////////////// */
17//
18var Montage = require("montage/core/core").Montage;
19////////////////////////////////////////////////////////////////////////
20//
21exports.ChromeApi = Montage.create(Object.prototype, {
22 ////////////////////////////////////////////////////////////////////
23 //Needs size in MBs for fileSystem init
24 init: {
25 enumerable: true,
26 value: function(size) {
27 //
28 if (window.webkitRequestFileSystem) {
29 //Current way to init Chrome's fileSystem API
30 window.webkitRequestFileSystem(window.PERSISTENT, size*1024*1024, function (fs) {
31 //Storing reference to instance
32 this.fileSystem = fs;
33 //Dispatching action ready event
34 var readyEvent = document.createEvent("CustomEvent");
35 readyEvent.initEvent('ready', true, true);
36 this.dispatchEvent(readyEvent);
37 //Building data of local Ninja Library
38 this._listNinjaChromeLibrary();
39 }.bind(this), function (e) {return false}); //Returns false on error (not able to init)
40 //
41 return true;
42 } else {
43 //No fileSystem API
44 return false;
45 }
46 }
47 },
48 ////////////////////////////////////////////////////////////////////
49 //
50 _fileSystem: {
51 enumerable: false,
52 value: null
53 },
54 ////////////////////////////////////////////////////////////////////
55 //
56 fileSystem: {
57 enumerable: false,
58 get: function() {
59 return this._fileSystem;
60 },
61 set: function(value) {
62 this._fileSystem = value;
63 }
64 },
65 ////////////////////////////////////////////////////////////////////
66 //
67 fileNew: {
68 enumerable: true,
69 value: function(filePath, content, callback) {
70 //
71 this.fileSystem.root.getFile(filePath, {create: true}, function(f) {
72 //
73 f.createWriter(function(writer) {
74 //
75 var b, mime, type = filePath.split('.');
76 type = type[type.length-1];
77 switch (type) {
78 case 'bmp':
79 mime = 'image/bmp';
80 break;
81 case 'gif':
82 mime = 'image/gif';
83 break;
84 case 'jpeg':
85 mime = 'image/jpeg';
86 break;
87 case 'jpg':
88 mime = 'image/jpeg';
89 break;
90 case 'png':
91 mime = 'image/png';
92 break;
93 case 'rtf':
94 mime = 'application/rtf';
95 break;
96 case 'tif':
97 mime = 'image/tiff';
98 break;
99 case 'tiff':
100 mime = 'image/tiff';
101 break;
102 case 'pdf':
103 mime = 'application/pdf';
104 break;
105 case 'zip':
106 mime = 'application/zip';
107 break;
108 case 'svg':
109 mime = 'image/svg+xml';
110 break;
111 default:
112 mime = 'text/'+type;
113 break;
114 }
115 //
116 b = new window.WebKitBlobBuilder;
117 b.append(content);
118 writer.write(b.getBlob(mime));
119 //
120 if (callback) callback(true);
121 }, function (e) {if (callback) callback(false)});
122 }, function (e) {if (callback) callback(false)});
123 }
124 },
125 ////////////////////////////////////////////////////////////////////
126 //Creating directory from path, callback optional
127 directoryNew: {
128 enumerable: true,
129 value: function(directoryPath, callback) {
130 //Checking for directory not to already exist
131 this.fileSystem.root.getDirectory(directoryPath, {}, function(dir) {
132 if (callback) callback(false);
133 return; //Directory already exists
134 });
135 //Creating new directory
136 this.fileSystem.root.getDirectory(directoryPath, {create: true}, function(dir) {
137 if (callback) callback(true);
138 }, function (e) {if (callback) callback(false)});
139 }
140 },
141 ////////////////////////////////////////////////////////////////////
142 //
143 directoryDelete: {
144 enumerable: true,
145 value: function(directoryPath, callback) {
146 //
147 this.fileSystem.root.getDirectory(directoryPath, {}, function(dir) {
148 //
149 dir.removeRecursively(function() {
150 if (callback) callback(true);
151 });
152 }, function (e) {if (callback) callback(false)});
153 }
154 },
155 ////////////////////////////////////////////////////////////////////
156 //Returns the directory contents to a callback function
157 directoryContents: {
158 enumerable: true,
159 value: function(directory, callback) {
160 //Creating instance of directory reader
161 this.fileSystem.directoryReader = directory.createReader();
162 //Getting directory contents and sending results to callback
163 this.fileSystem.directoryReader.readEntries(function(results) {
164 //Calling callback with results (null if invalid directory)
165 callback(results);
166 }, function (e) {callback(null)});
167 }
168 },
169 ////////////////////////////////////////////////////////////////////
170 //
171 directoryCopy: {
172 enumerable: true,
173 value: function() {
174 }
175 },
176 ////////////////////////////////////////////////////////////////////
177 //
178 directoryRename: {
179 enumerable: true,
180 value: function() {
181 }
182 },
183 ////////////////////////////////////////////////////////////////////
184 //
185 directoryMove: {
186 enumerable: true,
187 value: function() {
188 }
189 },
190 ////////////////////////////////////////////////////////////////////
191 //
192 _listNinjaChromeLibrary: {
193 enumerable: false,
194 value: function () {
195 function parseLibrary (contents) {
196 //
197 var lib = [];
198 //
199 for(var i=0; contents[i]; i++) {
200 //
201 if (contents[i].isDirectory) {
202 lib.push(contents[i].name);
203 }
204 }
205 //Dispatching action ready event
206 var libraryEvent = document.createEvent("CustomEvent");
207 libraryEvent.initEvent('library', true, true);
208 libraryEvent.ninjaChromeLibrary = lib;
209 this.dispatchEvent(libraryEvent);
210 };
211 //
212 this.directoryContents(this.fileSystem.root, parseLibrary.bind(this));
213 }
214 }
215 ////////////////////////////////////////////////////////////////////
216 ////////////////////////////////////////////////////////////////////
217});
218////////////////////////////////////////////////////////////////////////
219//////////////////////////////////////////////////////////////////////// \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 04:28:01 +0000