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
76
77
78
79
|
/* <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 Montage = require("montage/core/core").Montage,
Component = require("montage/ui/component").Component;
exports.LocalStorage = Montage.create( Component, {
canStore: {
value: null
},
deserializedFromTemplate: {
value: function() {
this.canStore = window.localStorage;
this.application.localStorage = this;
// Redefine setItem and getItem if local storage is not available.
if(!this.canStore) {
this._getItem = function() {
console.log("Local Storage is not supported on your browser");
return "";
};
this._setItem = function() {
console.log("Local Storage is not supported on your browser");
return false;
}
}
}
},
_getItem: {
value: function(key) {
var value = window.localStorage.getItem("ninja-" + key);
if(value !== null) value = JSON.parse(value);
return value;
}
},
_setItem: {
value: function(key, value) {
window.localStorage.setItem("ninja-" + key, JSON.stringify(value));
}
},
getItem: {
value: function(item) {
var item;
if (window.localStorage) {
item = window.localStorage.getItem(item);
if(item !== null) return JSON.parse(item)
return null;
} else {
alert("Local Storage is not supported on your browser");
return null;
}
}
},
setItem: {
value: function(item, value) {
if (window.localStorage) {
window.localStorage.setItem(item, JSON.stringify(value));
return true;
} else {
alert("Local Storage is not supported on your browser");
return false;
}
}
}
});
|