Blame view

public/js/jquery.cookie.js 4.15 KB
3646d2a47   Андрей Ларионов   Механизм избранны...
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
  /**
   * Cookie plugin
   *
   * Copyright (c) 2006 Klaus Hartl (stilbuero.de)
   * Dual licensed under the MIT and GPL licenses:
   * http://www.opensource.org/licenses/mit-license.php
   * http://www.gnu.org/licenses/gpl.html
   *
   */
  
  /**
   * Create a cookie with the given name and value and other optional parameters.
   *
   * @example $.cookie('the_cookie', 'the_value');
   * @desc Set the value of a cookie.
   * @example $.cookie('the_cookie', 'the_value', { expires: 7, path: '/', domain: 'jquery.com', secure: true });
   * @desc Create a cookie with all available options.
   * @example $.cookie('the_cookie', 'the_value');
   * @desc Create a session cookie.
   * @example $.cookie('the_cookie', null);
   * @desc Delete a cookie by passing null as value. Keep in mind that you have to use the same path and domain
   *       used when the cookie was set.
   *
   * @param String name The name of the cookie.
   * @param String value The value of the cookie.
   * @param Object options An object literal containing key/value pairs to provide optional cookie attributes.
   * @option Number|Date expires Either an integer specifying the expiration date from now on in days or a Date object.
   *                             If a negative value is specified (e.g. a date in the past), the cookie will be deleted.
   *                             If set to null or omitted, the cookie will be a session cookie and will not be retained
   *                             when the the browser exits.
   * @option String path The value of the path atribute of the cookie (default: path of page that created the cookie).
   * @option String domain The value of the domain attribute of the cookie (default: domain of page that created the cookie).
   * @option Boolean secure If true, the secure attribute of the cookie will be set and the cookie transmission will
   *                        require a secure protocol (like HTTPS).
   * @type undefined
   *
   * @name $.cookie
   * @cat Plugins/Cookie
   * @author Klaus Hartl/klaus.hartl@stilbuero.de
   */
  
  /**
   * Get the value of a cookie with the given name.
   *
   * @example $.cookie('the_cookie');
   * @desc Get the value of a cookie.
   *
   * @param String name The name of the cookie.
   * @return The value of the cookie.
   * @type String
   *
   * @name $.cookie
   * @cat Plugins/Cookie
   * @author Klaus Hartl/klaus.hartl@stilbuero.de
   */
  jQuery.cookie = function(name, value, options) {
      if (typeof value != 'undefined') { // name and value given, set cookie
          options = options || {};
          if (value === null) {
              value = '';
              options.expires = -1;
          }
          var expires = '';
          if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
              var date;
              if (typeof options.expires == 'number') {
                  date = new Date();
                  date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
              } else {
                  date = options.expires;
              }
              expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
          }
          // CAUTION: Needed to parenthesize options.path and options.domain
          // in the following expressions, otherwise they evaluate to undefined
          // in the packed version for some reason...
          var path = options.path ? '; path=' + (options.path) : '';
          var domain = options.domain ? '; domain=' + (options.domain) : '';
          var secure = options.secure ? '; secure' : '';
          document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
      } else { // only name given, get cookie
          var cookieValue = null;
          if (document.cookie && document.cookie != '') {
              var cookies = document.cookie.split(';');
              for (var i = 0; i < cookies.length; i++) {
                  var cookie = jQuery.trim(cookies[i]);
                  // Does this cookie string begin with the name we want?
                  if (cookie.substring(0, name.length + 1) == (name + '=')) {
                      cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                      break;
                  }
              }
          }
          return cookieValue;
      }
  };