/*
* Metadata - jQuery plugin for parsing metadata from elements
*
* Copyright (c) 2006 John Resig, Yehuda Katz, J�örn Zaefferer, Paul McLanahan
*
* Dual licensed under the MIT and GPL licenses:
*   http://www.opensource.org/licenses/mit-license.php
*   http://www.gnu.org/licenses/gpl.html
*
* Revision: $Id: jquery.metadata.js 3620 2007-10-10 20:55:38Z pmclanahan $
*
*/
(function(j$) { j$.extend({ metadata: { defaults: { type: 'class', name: 'metadata', cre: /({.*})/, single: 'metadata' }, setType: function(type, name) { this.defaults.type = type; this.defaults.name = name; }, get: function(elem, opts) { var settings = j$.extend({}, this.defaults, opts); if (!settings.single.length) settings.single = 'metadata'; var data = j$.data(elem, settings.single); if (data) return data; data = "{}"; if (settings.type == "class") { var m = settings.cre.exec(elem.className); if (m) data = m[1]; } else if (settings.type == "elem") { if (!elem.getElementsByTagName) return; var e = elem.getElementsByTagName(settings.name); if (e.length) data = j$.trim(e[0].innerHTML); } else if (elem.getAttribute != undefined) { var attr = elem.getAttribute(settings.name); if (attr) data = attr; } if (data.indexOf('{') < 0) data = "{" + data + "}"; data = eval("(" + data + ")"); j$.data(elem, settings.single, data); return data; } } }); j$.fn.metadata = function(opts) { return j$.metadata.get(this[0], opts); }; })(jQuery);