gyorgy@0: 
gyorgy@0: // Core detector, plugins are added below
gyorgy@0: mejs.PluginDetector = {
gyorgy@0: 
gyorgy@0: 	// main public function to test a plug version number PluginDetector.hasPluginVersion('flash',[9,0,125]);
gyorgy@0: 	hasPluginVersion: function(plugin, v) {
gyorgy@0: 		var pv = this.plugins[plugin];
gyorgy@0: 		v[1] = v[1] || 0;
gyorgy@0: 		v[2] = v[2] || 0;
gyorgy@0: 		return (pv[0] > v[0] || (pv[0] == v[0] && pv[1] > v[1]) || (pv[0] == v[0] && pv[1] == v[1] && pv[2] >= v[2])) ? true : false;
gyorgy@0: 	},
gyorgy@0: 
gyorgy@0: 	// cached values
gyorgy@0: 	nav: window.navigator,
gyorgy@0: 	ua: window.navigator.userAgent.toLowerCase(),
gyorgy@0: 
gyorgy@0: 	// stored version numbers
gyorgy@0: 	plugins: [],
gyorgy@0: 
gyorgy@0: 	// runs detectPlugin() and stores the version number
gyorgy@0: 	addPlugin: function(p, pluginName, mimeType, activeX, axDetect) {
gyorgy@0: 		this.plugins[p] = this.detectPlugin(pluginName, mimeType, activeX, axDetect);
gyorgy@0: 	},
gyorgy@0: 
gyorgy@0: 	// get the version number from the mimetype (all but IE) or ActiveX (IE)
gyorgy@0: 	detectPlugin: function(pluginName, mimeType, activeX, axDetect) {
gyorgy@0: 
gyorgy@0: 		var version = [0,0,0],
gyorgy@0: 			description,
gyorgy@0: 			i,
gyorgy@0: 			ax;
gyorgy@0: 
gyorgy@0: 		// Firefox, Webkit, Opera
gyorgy@0: 		if (typeof(this.nav.plugins) != 'undefined' && typeof this.nav.plugins[pluginName] == 'object') {
gyorgy@0: 			description = this.nav.plugins[pluginName].description;
gyorgy@0: 			if (description && !(typeof this.nav.mimeTypes != 'undefined' && this.nav.mimeTypes[mimeType] && !this.nav.mimeTypes[mimeType].enabledPlugin)) {
gyorgy@0: 				version = description.replace(pluginName, '').replace(/^\s+/,'').replace(/\sr/gi,'.').split('.');
gyorgy@0: 				for (i=0; i<version.length; i++) {
gyorgy@0: 					version[i] = parseInt(version[i].match(/\d+/), 10);
gyorgy@0: 				}
gyorgy@0: 			}
gyorgy@0: 		// Internet Explorer / ActiveX
gyorgy@0: 		} else if (typeof(window.ActiveXObject) != 'undefined') {
gyorgy@0: 			try {
gyorgy@0: 				ax = new ActiveXObject(activeX);
gyorgy@0: 				if (ax) {
gyorgy@0: 					version = axDetect(ax);
gyorgy@0: 				}
gyorgy@0: 			}
gyorgy@0: 			catch (e) { }
gyorgy@0: 		}
gyorgy@0: 		return version;
gyorgy@0: 	}
gyorgy@0: };
gyorgy@0: 
gyorgy@0: // Add Flash detection
gyorgy@0: mejs.PluginDetector.addPlugin('flash','Shockwave Flash','application/x-shockwave-flash','ShockwaveFlash.ShockwaveFlash', function(ax) {
gyorgy@0: 	// adapted from SWFObject
gyorgy@0: 	var version = [],
gyorgy@0: 		d = ax.GetVariable("$version");
gyorgy@0: 	if (d) {
gyorgy@0: 		d = d.split(" ")[1].split(",");
gyorgy@0: 		version = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
gyorgy@0: 	}
gyorgy@0: 	return version;
gyorgy@0: });
gyorgy@0: 
gyorgy@0: // Add Silverlight detection
gyorgy@0: mejs.PluginDetector.addPlugin('silverlight','Silverlight Plug-In','application/x-silverlight-2','AgControl.AgControl', function (ax) {
gyorgy@0: 	// Silverlight cannot report its version number to IE
gyorgy@0: 	// but it does have a isVersionSupported function, so we have to loop through it to get a version number.
gyorgy@0: 	// adapted from http://www.silverlightversion.com/
gyorgy@0: 	var v = [0,0,0,0],
gyorgy@0: 		loopMatch = function(ax, v, i, n) {
gyorgy@0: 			while(ax.isVersionSupported(v[0]+ "."+ v[1] + "." + v[2] + "." + v[3])){
gyorgy@0: 				v[i]+=n;
gyorgy@0: 			}
gyorgy@0: 			v[i] -= n;
gyorgy@0: 		};
gyorgy@0: 	loopMatch(ax, v, 0, 1);
gyorgy@0: 	loopMatch(ax, v, 1, 1);
gyorgy@0: 	loopMatch(ax, v, 2, 10000); // the third place in the version number is usually 5 digits (4.0.xxxxx)
gyorgy@0: 	loopMatch(ax, v, 2, 1000);
gyorgy@0: 	loopMatch(ax, v, 2, 100);
gyorgy@0: 	loopMatch(ax, v, 2, 10);
gyorgy@0: 	loopMatch(ax, v, 2, 1);
gyorgy@0: 	loopMatch(ax, v, 3, 1);
gyorgy@0: 
gyorgy@0: 	return v;
gyorgy@0: });
gyorgy@0: // add adobe acrobat
gyorgy@0: /*
gyorgy@0: PluginDetector.addPlugin('acrobat','Adobe Acrobat','application/pdf','AcroPDF.PDF', function (ax) {
gyorgy@0: 	var version = [],
gyorgy@0: 		d = ax.GetVersions().split(',')[0].split('=')[1].split('.');
gyorgy@0: 
gyorgy@0: 	if (d) {
gyorgy@0: 		version = [parseInt(d[0], 10), parseInt(d[1], 10), parseInt(d[2], 10)];
gyorgy@0: 	}
gyorgy@0: 	return version;
gyorgy@0: });
gyorgy@0: */