| /** |
| * 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. |
| * |
| * @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 |
| } |
| 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; |
| } |
| }; |