1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
var fileSystem = require("js/io/system/coreioapi").CoreIoApi;
var FileUtils = exports.FileUtils = Object.create(Object.prototype, {
/***
* checks for valid uri pattern
* also flags if Windows uri pattern and Unix uri patterns are mixed
*/
isValidUri:{
value: function(uri){
var isWindowsUri=false, isUnixUri=false,status=false;
if(uri !== ""){
uri = uri.replace(/^\s+|\s+$/g,""); // strip any leading or trailing spaces
//for local machine folder uri
isWindowsUri = /^([a-zA-Z]:)(\\[^<>:"/\\|?*]+)*\\?$/gi.test(uri);
isUnixUri = /^(\/)?(\/(?![.])[^/]*)*\/?$/gi.test(uri);//folders beginning with . are hidden on Mac / Unix
status = isWindowsUri || isUnixUri;
if(isWindowsUri && isUnixUri){status = false;}
}
return status;
}
},
/***
* file name validation
*/
isValidFileName:{
value: function(fileName){
var status = false;
if(fileName !== ""){
fileName = fileName.replace(/^\s+|\s+$/g,"");
status = !(/[/\\]/g.test(fileName));
if(status && navigator.userAgent.indexOf("Macintosh") != -1){//for Mac files beginning with . are hidden
status = !(/^\./g.test(fileName));
}
}
return status;
}
},
/***
* check if the file exists
*/
checkFileExists:{
value: function(fileUri, folderUri, fileType){
var uri = "", response=null, status=true;
//prepare absolute uri
if(/[^/\\]$/g.test(folderUri)){
folderUri = folderUri + "/";
}
//todo:add file extension check if fileType present
uri = ""+folderUri+fileUri;
response = fileSystem.fileExists({"uri":uri});
if(!!response && response.success && (response.status === 204)){
status = true;
}else if(!!response && response.success && (response.status === 404)){
status = false;
}else{
status = false;
}
return status;
}
}
});
|