/*

 * jquery.xslt.js

 *

 * Copyright (c) 2005-2008 Johann Burkard (<mailto:jb@eaio.com>)

 * <http://eaio.com>

 * 

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and associated documentation files (the "Software"),

 * to deal in the Software without restriction, including without limitation

 * the rights to use, copy, modify, merge, publish, distribute, sublicense,

 * and/or sell copies of the Software, and to permit persons to whom the

 * Software is furnished to do so, subject to the following conditions:

 * 

 * The above copyright notice and this permission notice shall be included

 * in all copies or substantial portions of the Software.

 * 

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN

 * NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,

 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR

 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE

 * USE OR OTHER DEALINGS IN THE SOFTWARE.

 * 

 */

 

/**

 * jQuery client-side XSLT plugins.

 * 

 * @author <a href="mailto:jb@eaio.com">Johann Burkard</a>

 * @version $Id: jquery.xslt.js,v 1.10 2008/08/29 21:34:24 Johann Exp $

 */

(function($) {

    $.fn.xslt = function() {

        return this;

    }

    var str = /^\s*</;

    if (document.recalc) { // IE 5+

        $.fn.xslt = function(xml, xslt) {

            var target = $(this);

                

            var change = function() {

                var c = 'complete';

                if (xm.readyState == c && xs.readyState == c) {

                        window.setTimeout(function() {

                            target.html(xm.transformNode(xs.XMLDocument));

                        }, 50);

                }

            };



            var xm = document.createElement('xml');

            xm.onreadystatechange = change;

            xm[str.test(xml) ? "innerHTML" : "src"] = xml;



            var xs = document.createElement('xml');

            xs.onreadystatechange = change;

            xs[str.test(xslt) ? "innerHTML" : "src"] = xslt;



            $('body').append(xm).append(xs);

            return this;

       };

    }

    else if (window.DOMParser != undefined && window.XMLHttpRequest != undefined && window.XSLTProcessor != undefined) { // Mozilla 0.9.4+, Opera 9+

       var processor = new XSLTProcessor();

       var support = false;

       if ($.isFunction(processor.transformDocument)) {

           support = window.XMLSerializer != undefined;

       }

       else {

           support = true;

       }

       if (support) {

            $.fn.xslt = function(xml, xslt) {

                var target = $(this);

                var transformed = false;



                var xm = {

                    readyState: 4

                };

                var xs = {

                    readyState: 4

                };



                var change = function() {

                    if (xm.readyState == 4 && xs.readyState == 4  && !transformed) {

                        var processor = new XSLTProcessor();

                        if ($.isFunction(processor.transformDocument)) {

                            // obsolete Mozilla interface

                            resultDoc = document.implementation.createDocument("", "", null);

                            processor.transformDocument(xm.responseXML, xs.responseXML, resultDoc, null);

                            target.html(new XMLSerializer().serializeToString(resultDoc));

                        }

                        else {

                            processor.importStylesheet(xs.responseXML);

                            resultDoc = processor.transformToFragment(xm.responseXML, document);

                            target.empty().append(resultDoc);

                        }

                        transformed = true;

                    }

                };



                if (str.test(xml)) {

                    xm.responseXML = new DOMParser().parseFromString(xml, "text/xml");

                }

                else {

                    xm = $.ajax({ dataType: "xml", url: xml});

                    xm.onreadystatechange = change;

                }



                if (str.test(xslt)) {

                    xs.responseXML = new DOMParser().parseFromString(xslt, "text/xml");

                    change();

                }

                else {

                    xs = $.ajax({ dataType: "xml", url: xslt});

                    xs.onreadystatechange = change;

                }

                return this;

            };

       }

    }

})(jQuery);