-// (c) Benoît PIN 2006-2007
-// http://plinn.org
-// Licence GPL
-//
-//
-
-var FragmentImporter;
-
-(function(){
-
-var isTextMime = /^text\/.+/i;
-
-FragmentImporter = function(url, onAfterPopulate) {
- var thisImporter = this;
- this.url = url;
- this.onAfterPopulate = (!onAfterPopulate) ? function(){return;} : onAfterPopulate;
-};
-
-FragmentImporter.prototype._load = function(url) {
- var req = new XMLHttpRequest();
- var thisImporter = this;
- req.onreadystatechange = function() {
- switch (req.readyState) {
- case 1 :
- showProgressImage();
- break;
- case 2 :
- try {
- if (! isTextMime.exec(req.getResponseHeader('Content-Type'))) {
- req.onreadystatechange = null;
- req.abort();
- hideProgressImage();
- window.location.href = thisImporter._fallBackUrl;
- }
- }
- catch(e){}
- break;
- case 4 :
- hideProgressImage();
- if (req.status === 200) {
- thisImporter.populateBaseElement(req); }
- else {
- alert('Error: ' + req.status); }
- break;
- }
- };
-
- req.open("GET", url, true);
- req.send(null);
-};
-
-FragmentImporter.prototype.load = function(fallBackUrl) {
- if (fallBackUrl) {
- this._fallBackUrl = fallBackUrl; }
- else {
- this._fallBackUrl = this.url; }
- this._load(this.url);
-};
-
-FragmentImporter.prototype.useMacro = function(template, macro, fragmentId, queryString) {
- var url = this.url + "/use_macro?template=" + template + "¯o=" + macro + "&fragmentId=" + fragmentId;
- if (queryString) {
- url += '&' + queryString; }
- this._load(url);
-};
-
-
-FragmentImporter.prototype.populateBaseElement = function(req) {
- // :( IE : innerHTML is read-only for these tags:
- // COL, COLGROUP, FRAMESET, HTML, STYLE, TABLE, TBODY, TFOOT, THEAD, TITLE, TR
- var contentType = req.getResponseHeader('Content-Type');
- if (! isTextMime.exec(contentType)) {
- window.location.href = this._fallBackUrl;
- return;
- }
- if (contentType.indexOf('text/xml') !== -1) {
- var fragments = req.responseXML.documentElement.childNodes;
- var element, dest, scripts, i, j;
- for (i=0 ; i < fragments.length ; i++) {
- element = fragments[i];
- switch (element.nodeName) {
- case 'fragment' :
- dest = document.getElementById(element.getAttribute('id'));
- if(dest) {
- dest.innerHTML = element.firstChild.nodeValue;
- scripts = dest.getElementsByTagName('script');
- for (j=0 ; j < scripts.length ; j++) {
- globalScriptRegistry.loadScript(scripts[j]); }
- }
- break;
- case 'base' :
- var headBase = document.getElementsByTagName('base');
- if (headBase.length > 0) {
- headBase[0].setAttribute('href', element.getAttribute('href'));
- }
- else {
- headBase = document.createElement('base');
- headBase.setAttribute('href', element.getAttribute('href'));
- document.head.appendChild(headBase);
- }
- break;
- }
- }
- }
- this.onAfterPopulate();
-};
-
-}());
\ No newline at end of file