Blame view

js/jquery.cookie.js 3.16 KB
ee3cea15   Alexey Boroda   first commit
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
  /*!

   * jQuery Cookie Plugin v1.4.1

   * https://github.com/carhartl/jquery-cookie

   *

   * Copyright 2013 Klaus Hartl

   * Released under the MIT license

   */

  (function (factory) {

  	if (typeof define === 'function' && define.amd) {

  		// AMD

  		define(['jquery'], factory);

  	} else if (typeof exports === 'object') {

  		// CommonJS

  		factory(require('jquery'));

  	} else {

  		// Browser globals

  		factory(jQuery);

  	}

  }(function ($) {

  

  	var pluses = /\+/g;

  

  	function encode(s) {

  		return config.raw ? s : encodeURIComponent(s);

  	}

  

  	function decode(s) {

  		return config.raw ? s : decodeURIComponent(s);

  	}

  

  	function stringifyCookieValue(value) {

  		return encode(config.json ? JSON.stringify(value) : String(value));

  	}

  

  	function parseCookieValue(s) {

  		if (s.indexOf('"') === 0) {

  			// This is a quoted cookie as according to RFC2068, unescape...

  			s = s.slice(1, -1).replace(/\\"/g, '"').replace(/\\\\/g, '\\');

  		}

  

  		try {

  			// Replace server-side written pluses with spaces.

  			// If we can't decode the cookie, ignore it, it's unusable.

  			// If we can't parse the cookie, ignore it, it's unusable.

  			s = decodeURIComponent(s.replace(pluses, ' '));

  			return config.json ? JSON.parse(s) : s;

  		} catch(e) {}

  	}

  

  	function read(s, converter) {

  		var value = config.raw ? s : parseCookieValue(s);

  		return $.isFunction(converter) ? converter(value) : value;

  	}

  

  	var config = $.cookie = function (key, value, options) {

  

  		// Write

  

  		if (value !== undefined && !$.isFunction(value)) {

  			options = $.extend({}, config.defaults, options);

  

  			if (typeof options.expires === 'number') {

  				var days = options.expires, t = options.expires = new Date();

  				t.setTime(+t + days * 864e+5);

  			}

  

  			return (document.cookie = [

  				encode(key), '=', stringifyCookieValue(value),

  				options.expires ? '; expires=' + options.expires.toUTCString() : '', // use expires attribute, max-age is not supported by IE

  				options.path    ? '; path=' + options.path : '',

  				options.domain  ? '; domain=' + options.domain : '',

  				options.secure  ? '; secure' : ''

  			].join(''));

  		}

  

  		// Read

  

  		var result = key ? undefined : {};

  

  		// To prevent the for loop in the first place assign an empty array

  		// in case there are no cookies at all. Also prevents odd result when

  		// calling $.cookie().

  		var cookies = document.cookie ? document.cookie.split('; ') : [];

  

  		for (var i = 0, l = cookies.length; i < l; i++) {

  			var parts = cookies[i].split('=');

  			var name = decode(parts.shift());

  			var cookie = parts.join('=');

  

  			if (key && key === name) {

  				// If second argument (value) is a function it's a converter...

  				result = read(cookie, value);

  				break;

  			}

  

  			// Prevent storing a cookie that we couldn't decode.

  			if (!key && (cookie = read(cookie)) !== undefined) {

  				result[name] = cookie;

  			}

  		}

  

  		return result;

  	};

  

  	config.defaults = {};

  

  	$.removeCookie = function (key, options) {

  		if ($.cookie(key) === undefined) {

  			return false;

  		}

  

  		// Must not alter options, thus extending a fresh object...

  		$.cookie(key, '', $.extend({}, options, { expires: -1 }));

  		return !$.cookie(key);

  	};

  

  }));