Fix bug when there are tracks with and without audio

server.js

@@ -8,15 +8,15 @@ var proxy = httpProxy.createProxyServer({secure:false});
 
 function proxyFunc(req, res, next) {
 	//proxy.web(req, res, { target: 'http://engage.opencast.org/' });
-	proxy.web(req, res, { target: 'http://engage.videoapuntes.upv.es:8080/' });
+	proxy.web(req, res, { target: 'https://engage.videoapuntes.upv.es/' });
 	//proxy.web(req, res, { target: 'https://opencast-dev.uni-koeln.de/' });	
 }
 
 app.use(function(req,res,next){
 	console.log("jaja");
 	next();
 })
-app.use('/paella/ui', express.static('build/paella-opencast'));
+app.use('/paella/ui', express.static('target/gulp/paella-opencast'));
 app.use(proxyFunc);
 
 app.listen(4000, function () {

src/main/paella-opencast/plugins/es.upv.paella.opencast.loader/03_oc_search_converter.js

@@ -118,6 +118,9 @@ class OpencastToPaellaConverter {
           if ( !(currentStream.sources[videoType]) || !(currentStream.sources[videoType] instanceof Array)){
             currentStream.sources[videoType] = [];
           }
+          if (currentTrack.audio) {
+            currentStream.audioTag = base.dictionary.currentLanguage();
+          }
           currentStream.sources[videoType].push(this.getStreamSourceFromTrack(currentTrack));
         }
       }