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HTML5 LocalStorage polyfill

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Valeriano A.R.
2015-07-30 13:07:38 +02:00
parent e5bd1bb47c
commit 90082c0365
1 changed files with 27 additions and 0 deletions
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27
VAR.Focus.Web/Scripts/01. Base.js
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@@ -68,3 +68,30 @@ function fixedEncodeURIComponent(str) {
}
////////////////////////
// localStorage polyfill
//
if (!window.localStorage) {
window.localStorage = {
getItem: function (sKey) {
if (!sKey || !this.hasOwnProperty(sKey)) { return null; }
return unescape(document.cookie.replace(new RegExp("(?:^|.*;\\s*)" + escape(sKey).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=\\s*((?:[^;](?!;))*[^;]?).*"), "$1"));
},
key: function (nKeyId) { return unescape(document.cookie.replace(/\s*\=(?:.(?!;))*$/, "").split(/\s*\=(?:[^;](?!;))*[^;]?;\s*/)[nKeyId]); },
setItem: function (sKey, sValue) {
if (!sKey) { return; }
document.cookie = escape(sKey) + "=" + escape(sValue) + "; path=/";
this.length = document.cookie.match(/\=/g).length;
},
length: 0,
removeItem: function (sKey) {
if (!sKey || !this.hasOwnProperty(sKey)) { return; }
var sExpDate = new Date();
sExpDate.setDate(sExpDate.getDate() - 1);
document.cookie = escape(sKey) + "=; expires=" + sExpDate.toGMTString() + "; path=/";
this.length--;
},
hasOwnProperty: function (sKey) { return (new RegExp("(?:^|;\\s*)" + escape(sKey).replace(/[\-\.\+\*]/g, "\\$&") + "\\s*\\=")).test(document.cookie); }
};
window.localStorage.length = (document.cookie.match(/\=/g) || window.localStorage).length;
}