1 define(['AbstractStorage'], function (AbstractStorage) { Store = _.inherit({ propertys: function () { .key = null; .lifeTime = '30M'; .sProxy = new AbstractStorage(); 18 19 }, 20 21 setOption: function (options) { 22 _.extend(this, options); 23 }, 24 25 assert: function () { 26 if (this.key === null) { 27 throw 'not override key property'; 28 } 29 if (this.sProxy === null) { 30 throw 'not override sProxy property'; 31 } 32 }, 33 34 initialize: function (opts) { 35 this.propertys(); 36 this.setOption(opts); 37 this.assert(); 38 }, 39 40 _getLifeTime: function () { 41 var timeout = 0; 42 var str = this.lifeTime; 43 var unit = str.charAt(str.length - 1); 44 var num = str.substring(0, str.length - 1); 45 var Map = { 46 D: 86400, 47 H: 3600, 48 M: 60, 49 S: 1 50 }; 51 if (typeof unit == 'string') { 52 unit = unit.toUpperCase(); 53 } 54 timeout = num; 55 if (unit) timeout = Map[unit]; num * timeout * 1000 ; 59 }, set: function (value, sign) { timeout = new Date(); 65 timeout.setTime(timeout.getTime() + this._getLifeTime()); 66 this.sProxy.set(this.key, value, timeout.getTime(), sign); 67 }, setAttr: function (name, value, sign) { 71 var key, obj; 72 if (_.isObject(name)) { 73 for (key in name) { 74 if (name.hasOwnProperty(key)) this.setAttr(k, name[k], value); 75 } 76 return; 77 } (!sign) sign = this.getSign(); obj = this.get(sign) || {}; 83 if (!obj) return; 84 obj[name] = value; 85 this.set(obj, sign); 86 87 }, 88 89 getSign: function () { .sProxy.getSign(this.key); 91 }, 92 93 remove: function () { 94 this.sProxy.remove(this.key); 95 }, 96 97 removeAttr: function (attrName) { 98 var obj = this.get() || {}; 99 if (obj[attrName]) { 100 delete obj[attrName]; 101 } 102 this.set(obj); 103 }, 104 105 get: function (sign) { 106 var result = [], isEmpty = true, a; 107 var obj = this.sProxy.get(this.key, sign); 108 var type = typeof obj; 109 var o = { 'string': true, 'number': true, 'boolean': true }; 110 if (o[type]) return obj; (_.isArray(obj)) { 113 for (var i = 0, len = obj.length; i < len; i++) { 114 result[i] = obj[i]; 115 } 116 } else if (_.isObject(obj)) { 117 result = obj; 118 } (a in result) { 121 isEmpty = false; 122 break; 123 } 124 return !isEmpty ? result : null; 125 }, 126 127 getAttr: function (attrName, tag) { 128 var obj = this.get(tag); 129 var attrVal = null; 130 if (obj) { 131 attrVal = obj[attrName]; 132 } 133 return attrVal; 134 } 135 136 }); 137 138 Store.getInstance = function () { 139 if (this.instance) { .instance; 141 } else { .instance = new this(); 143 } 144 }; Store; 147 });