Handle empty tune events (stopped listening to music)

diff --git a/scripts/basic.js b/scripts/basic.js
index 06ff778051d6701d4f2e4e1d78afdef3b1c73e77..086729bfdaef66d4d60e754c7562298d197f66cb 100644 (file)
--- a/scripts/basic.js
+++ b/scripts/basic.js
@@ -149,20 +149,26 @@ function _cbPEP(e) {
     // Handle Tune
     if (items.getAttribute('node') == NS_TUNE) {
        var tune = new Tune();
-       tune.artist = Strophe.getText(items.getElementsByTagName('artist')[0]);
-       tune.length= Strophe.getText(items.getElementsByTagName('length')[0]);
-       tune.rating= Strophe.getText(items.getElementsByTagName('rating')[0]);
-       tune.source= Strophe.getText(items.getElementsByTagName('source')[0]);
-       tune.title= Strophe.getText(items.getElementsByTagName('title')[0]);
-       tune.track= Strophe.getText(items.getElementsByTagName('track')[0]);
-       tune.uri= Strophe.getText(items.getElementsByTagName('uri')[0]);
-       roster[jid2id(from)].tune = tune;
-       if ( $('#'+jid2id(from)+' .tune').length > 0 ) {
-           $('#'+jid2id(from)+' .tune').empty();
-           $('#'+jid2id(from)+' .tune').append(Strophe.xmlTextNode('Listening to '+ tune.title + ' by ' + tune.artist + ' from ' + tune.source));
+       if (items.getElementsByTagName('tune')[0].childNodes.length > 0) {
+           tune.artist = Strophe.getText(items.getElementsByTagName('artist')[0]);
+           tune.length= Strophe.getText(items.getElementsByTagName('length')[0]);
+           tune.rating= Strophe.getText(items.getElementsByTagName('rating')[0]);
+           tune.source= Strophe.getText(items.getElementsByTagName('source')[0]);
+           tune.title= Strophe.getText(items.getElementsByTagName('title')[0]);
+           tune.track= Strophe.getText(items.getElementsByTagName('track')[0]);
+           tune.uri= Strophe.getText(items.getElementsByTagName('uri')[0]);
+           if ( $('#'+jid2id(from)+' .tune').length > 0 ) {
+               $('#'+jid2id(from)+' .tune').empty();
+               $('#'+jid2id(from)+' .tune').append(Strophe.xmlTextNode('Listening to '+ tune.title + ' by ' + tune.artist + ' from ' + tune.source));
+           } else {
+               $('#'+jid2id(from)).append('<br /><span class="tune">Listening to '+ tune.title + ' by ' + tune.artist + ' from ' + tune.source + '</span>');
+           }
        } else {
-           $('#'+jid2id(from)).append('<br /><span class="tune">Listening to '+ tune.title + ' by ' + tune.artist + ' from ' + tune.source + '</span>');
+           if ( $('#'+jid2id(from)+' .tune').length > 0 ) {
+               $('#'+jid2id(from)+' .tune').empty();
+           }
        }
+       roster[jid2id(from)].tune = tune;
     }
     return true;
 }