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create localStorage abstraction

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This commit is contained in:
Luke Pulverenti 2014-07-15 15:16:16 -04:00
parent ecba850f43
commit c5a40e9616
19 changed files with 138 additions and 103 deletions
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63
dashboard-ui/scripts/extensions.js
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@ -1,25 +1,4 @@
function IsStorageEnabled(skipRetry) {
if (!window.localStorage) {
return false;
}
try {
window.localStorage.setItem("__test", "data");
} catch (err) {
if (!skipRetry) {
if ((err.name).toUpperCase().indexOf('EXCEEDED') != -1) {
window.localStorage.clear();
return IsStorageEnabled(true);
}
}
return false;
}
return true;
}
function htmlEncode(value) {
function htmlEncode(value) {
//create a in-memory div, set it's inner text(which jQuery automatically encodes)
//then grab the encoded contents back out. The div never exists on the page.
return $('<div/>').text(value).html();
@ -539,4 +518,44 @@ function ticks_to_human(str) {
}
};
})(window);
(function (window) {
function myStore(defaultObject) {
var self = this;
self.localData = {};
self.setItem = function (name, value) {
if (defaultObject) {
defaultObject.setItem(name, value);
} else {
self.localData[name] = value;
}
};
self.getItem = function (name) {
if (defaultObject) {
return defaultObject.getItem(name);
}
return self.localData[name];
};
self.removeItem = function (name) {
if (defaultObject) {
defaultObject.removeItem(name);
} else {
self.localData[name] = null;
}
};
}
window.store = new myStore(window.localStorage);
window.sessionStore = new myStore(window.sessionStorage);
})(window);