1 /** Optimized methods for fetching ad-banners via OpenX */
3 /** see: http://enterprisejquery.com/2010/10/how-good-c-habits-can-encourage-bad-javascript-habits-part-1/ */
5 (function( openx, $, undefined ) {
15 openx.show_ads = function(server, zones) {
17 document.write = render;
18 document.writeln = render;
20 var domain = document.location.protocol == 'https:' ? 'https://' + server + ':8443':'http://' + server;
23 src += "/www/delivery/spc.php?zones=";
25 /** Only fetch banners, that are really included in this page */
26 $('.oa').each(function() {
28 for(var name in zones) {
29 if (node.hasClass(name)) {
30 var id = 'oa_' + ++count;
32 src += escape(id + '=' + zones[name] + "|");
37 src += "&nz=1&source=" + escape(OA_source);
38 src += "&r=" + Math.floor(Math.random()*99999999);
39 src += "&block=1&charset=UTF-8";
41 if (window.location) src += "&loc=" + escape(window.location);
42 if (document.referrer) src += "&referer=" + escape(document.referrer);
44 $.getScript(src, init_ads);
46 src = domain + '/www/delivery/fl.js';
53 for (var id in slots) {
54 if (typeof(OA_output[id]) != 'undefined' && OA_output[id] != '')
62 function render_ad() {
64 if (ads.length == 0) {
73 // node.append(id + ": " + node.attr('class'));
79 while ((result = /<script/i.exec(OA_output[id])) != null) {
80 node.append(OA_output[id].slice(0,result.index));
81 /** Strip all text before "<script" from OA_output[id] */
82 OA_output[id] = OA_output[id].slice(result.index,OA_output[id].length);
83 result = /^([^>]*)>([\s\S]*?)<\\?\/script>/i.exec(OA_output[id]);
85 /** Invalid syntax in delivered banner-code: ignoring the rest of this banner-code! */
86 // alert(OA_output[id]);
91 /** Remember iinline-code, if present */
94 /** Strip all text up to and including "</script>" from OA_output[id] */
95 OA_output[id] = OA_output[id].slice(result[0].length,OA_output[id].length);
96 result = /src\s*=\s*['"]([^'"]*)['"]/i.exec(src);
98 /** script-tag with inline-code: execute inline-code! */
102 /** script-tag with src-URL! */
103 ads.push(id); // << The banner might not be rendered fully, or include more calls to document.write().
104 /** Load the script and halt all work until the script is loaded and executed... */
105 $.getScript(result[1], render_ad); // << jQuery.getScript() generates onload-Handler for _all_ browsers ;)
109 node.append(OA_output[id]);
112 /** This statement will only reached, when no script-element was rendered! */
123 for (var i=0; i < arguments.length; i++)
126 OA_output[id] = str + OA_output[id];
130 } ( window.openx = window.openx || {}, jQuery ));