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编辑当前文件:/home/qrafawbu/rentandbuyrealty.com/themes/default/js/vendor/util.js

'use strict';

function cancelEvent (event) {

event = event || window.event;

if (event) {

event = event.originalEvent || event;

if (event.stopPropagation) event.stopPropagation();

if (event.preventDefault) event.preventDefault();

}

return false;

}

function getGuid() {

return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {

var r = Math.random()*16|0, v = c == 'x' ? r : (r&0x3|0x8);

return v.toString(16);

});

}

//ConfigStorage

(function(window)

{

var keyPrefix = '';

var noPrefix = false;

var cache = {};

var useCs = !!(window.chrome && chrome.storage && chrome.storage.local);

var useLs = !useCs && !!window.localStorage;

function storageSetPrefix(newPrefix)

{

keyPrefix = newPrefix;

}

function storageSetNoPrefix()

{

noPrefix = true;

}

function storageGetPrefix()

{

if (noPrefix)

{

noPrefix = false;

return '';

}

return keyPrefix;

}

function storageGetValue()

{

var keys = Array.prototype.slice.call(arguments),

callback = keys.pop(),

result = [],

single = keys.length == 1,

value,

allFound = true,

prefix = storageGetPrefix(),

i, key;

for (i = 0; i < keys.length; i++)

{

key = keys[i] = prefix + keys[i];

if (key.substr(0, 3) != 'xt_' && cache[key] !== undefined)

{

result.push(cache[key]);

}

else if (useLs)

{

try

{

value = localStorage.getItem(key);

}

catch (e)

{

useLs = false;

}

try

{

value = (value === undefined || value === null) ? false : JSON.parse(value);

}

catch (e)

{

value = false;

}

result.push(cache[key] = value);

}

else if (!useCs)

{

result.push(cache[key] = false);

}

else

{

allFound = false;

}

if (allFound)

{

return callback(single ? result[0] : result);

}

chrome.storage.local.get(keys, function(resultObj)

{

var value;

result = [];

for (i = 0; i < keys.length; i++)

{

key = keys[i];

value = resultObj[key];

value = value === undefined || value === null ? false : JSON.parse(value);

result.push(cache[key] = value);

}

callback(single ? result[0] : result);

});

};

function storageSetValue(obj, callback)

{

var keyValues = {},

prefix = storageGetPrefix(),

key, value;

for (key in obj)

{

if (obj.hasOwnProperty(key))

{

value = obj[key];

key = prefix + key;

cache[key] = value;

value = JSON.stringify(value);

if (useLs)

{

try

{

localStorage.setItem(key, value);

}

catch (e)

{

useLs = false;

}

else

{

keyValues[key] = value;

}

if (useLs || !useCs)

{

if (callback)

{

callback();

}

return;

}

chrome.storage.local.set(keyValues, callback);

};

function storageRemoveValue()

{

var keys = Array.prototype.slice.call(arguments),

prefix = storageGetPrefix(),

i, key, callback;

if (typeof keys[keys.length - 1] === 'function')

{

callback = keys.pop();

}

for (i = 0; i < keys.length; i++)

{

key = keys[i] = prefix + keys[i];

delete cache[key];

if (useLs)

{

try

{

localStorage.removeItem(key);

}

catch (e)

{

useLs = false;

}

if (useCs)

{

chrome.storage.local.remove(keys, callback);

}

else if (callback)

{

callback();

}

};

window.ConfigStorage = {

prefix: storageSetPrefix,

noPrefix: storageSetNoPrefix,

get: storageGetValue,

set: storageSetValue,

remove: storageRemoveValue

};

})(this);

// Pollyfill for IE 9 support of CustomEvent

(function () {

if ( typeof window.CustomEvent === "function" ) return false;

function CustomEvent ( event, params ) {

params = params || { bubbles: false, cancelable: false, detail: undefined };

var evt = document.createEvent( 'CustomEvent' );

evt.initCustomEvent( event, params.bubbles, params.cancelable, params.detail );

return evt;

}

CustomEvent.prototype = window.Event.prototype;

window.CustomEvent = CustomEvent;

})();