1/*! 2 * jQuery Cookie Plugin v1.4.0 3 * https://github.com/carhartl/jquery-cookie 4 * 5 * Copyright 2013 Klaus Hartl 6 * Released under the MIT license 7 */ 8(function (factory) { 9 if (typeof define === 'function' && define.amd) { 10 // AMD. Register as anonymous module. 11 define(['jquery'], factory); 12 } else { 13 // Browser globals. 14 factory(jQuery); 15 } 16}(function ($) { 17 18 var pluses = /\+/g; 19 20 function encode(s) { 21 return config.raw ? s : encodeURIComponent(s); 22 } 23 24 function decode(s) { 25 return config.raw ? s : decodeURIComponent(s); 26 } 27 28 function stringifyCookieValue(value) { 29 return encode(config.json ? JSON.stringify(value) : String(value)); 30 } 31 32 function parseCookieValue(s) { 33 if (s.indexOf('"') === 0) { 34 // This is a quoted cookie as according to RFC2068, unescape... 35 s = s.slice(1, -1).replace(/\\"/g, '"').replace(/\\\\/g, '\\'); 36 } 37 38 try { 39 // Replace server-side written pluses with spaces. 40 // If we can't decode the cookie, ignore it, it's unusable. 41 s = decodeURIComponent(s.replace(pluses, ' ')); 42 } catch(e) { 43 return; 44 } 45 46 try { 47 // If we can't parse the cookie, ignore it, it's unusable. 48 return config.json ? JSON.parse(s) : s; 49 } catch(e) {} 50 } 51 52 function read(s, converter) { 53 var value = config.raw ? s : parseCookieValue(s); 54 return $.isFunction(converter) ? converter(value) : value; 55 } 56 57 var config = $.cookie = function (key, value, options) { 58 59 // Write 60 if (value !== undefined && !$.isFunction(value)) { 61 options = $.extend({}, config.defaults, options); 62 63 if (typeof options.expires === 'number') { 64 var days = options.expires, t = options.expires = new Date(); 65 t.setDate(t.getDate() + days); 66 } 67 68 return (document.cookie = [ 69 encode(key), '=', stringifyCookieValue(value), 70 options.expires ? '; expires=' + options.expires.toUTCString() : '', // use expires attribute, max-age is not supported by IE 71 options.path ? '; path=' + options.path : '', 72 options.domain ? '; domain=' + options.domain : '', 73 options.secure ? '; secure' : '' 74 ].join('')); 75 } 76 77 // Read 78 79 var result = key ? undefined : {}; 80 81 // To prevent the for loop in the first place assign an empty array 82 // in case there are no cookies at all. Also prevents odd result when 83 // calling $.cookie(). 84 var cookies = document.cookie ? document.cookie.split('; ') : []; 85 86 for (var i = 0, l = cookies.length; i < l; i++) { 87 var parts = cookies[i].split('='); 88 var name = decode(parts.shift()); 89 var cookie = parts.join('='); 90 91 if (key && key === name) { 92 // If second argument (value) is a function it's a converter... 93 result = read(cookie, value); 94 break; 95 } 96 97 // Prevent storing a cookie that we couldn't decode. 98 if (!key && (cookie = read(cookie)) !== undefined) { 99 result[name] = cookie; 100 } 101 } 102 103 return result; 104 }; 105 106 config.defaults = {}; 107 108 $.removeCookie = function (key, options) { 109 if ($.cookie(key) !== undefined) { 110 // Must not alter options, thus extending a fresh object... 111 $.cookie(key, '', $.extend({}, options, { expires: -1 })); 112 return true; 113 } 114 return false; 115 }; 116 117})); 118