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/*! |
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* jQuery Cookie Plugin v1.4.1 |
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* https://github.com/carhartl/jquery-cookie |
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* |
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* Copyright 2013 Klaus Hartl |
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* Released under the MIT license |
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*/ |
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(function (factory) { |
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if (typeof define === 'function' && define.amd) { |
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// AMD |
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define(['jquery'], factory); |
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} else if (typeof exports === 'object') { |
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// CommonJS |
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factory(require('jquery')); |
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} else { |
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// Browser globals |
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factory(jQuery); |
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} |
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}(function ($) { |
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var pluses = /\+/g; |
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function encode(s) { |
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return config.raw ? s : encodeURIComponent(s); |
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} |
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function decode(s) { |
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return config.raw ? s : decodeURIComponent(s); |
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} |
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function stringifyCookieValue(value) { |
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return encode(config.json ? JSON.stringify(value) : String(value)); |
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} |
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function parseCookieValue(s) { |
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if (s.indexOf('"') === 0) { |
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// This is a quoted cookie as according to RFC2068, unescape... |
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s = s.slice(1, -1).replace(/\\"/g, '"').replace(/\\\\/g, '\\'); |
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} |
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try { |
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// Replace server-side written pluses with spaces. |
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// If we can't decode the cookie, ignore it, it's unusable. |
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// If we can't parse the cookie, ignore it, it's unusable. |
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s = decodeURIComponent(s.replace(pluses, ' ')); |
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return config.json ? JSON.parse(s) : s; |
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} catch(e) {} |
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} |
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function read(s, converter) { |
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var value = config.raw ? s : parseCookieValue(s); |
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return $.isFunction(converter) ? converter(value) : value; |
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} |
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var config = $.cookie = function (key, value, options) { |
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// Write |
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if (value !== undefined && !$.isFunction(value)) { |
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options = $.extend({}, config.defaults, options); |
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if (typeof options.expires === 'number') { |
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var days = options.expires, t = options.expires = new Date(); |
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t.setTime(+t + days * 864e+5); |
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} |
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return (document.cookie = [ |
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encode(key), '=', stringifyCookieValue(value), |
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options.expires ? '; expires=' + options.expires.toUTCString() : '', // use expires attribute, max-age is not supported by IE |
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options.path ? '; path=' + options.path : '', |
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options.domain ? '; domain=' + options.domain : '', |
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options.secure ? '; secure' : '' |
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].join('')); |
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} |
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// Read |
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var result = key ? undefined : {}; |
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// To prevent the for loop in the first place assign an empty array |
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// in case there are no cookies at all. Also prevents odd result when |
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// calling $.cookie(). |
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var cookies = document.cookie ? document.cookie.split('; ') : []; |
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for (var i = 0, l = cookies.length; i < l; i++) { |
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var parts = cookies[i].split('='); |
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var name = decode(parts.shift()); |
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var cookie = parts.join('='); |
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if (key && key === name) { |
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// If second argument (value) is a function it's a converter... |
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result = read(cookie, value); |
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break; |
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} |
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// Prevent storing a cookie that we couldn't decode. |
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if (!key && (cookie = read(cookie)) !== undefined) { |
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result[name] = cookie; |
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} |
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} |
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return result; |
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}; |
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config.defaults = {}; |
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$.removeCookie = function (key, options) { |
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if ($.cookie(key) === undefined) { |
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return false; |
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} |
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// Must not alter options, thus extending a fresh object... |
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$.cookie(key, '', $.extend({}, options, { expires: -1 })); |
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return !$.cookie(key); |
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}; |
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})); |