FS-8076 [verto_communicator] Ask before closing the page if a call is in progress.

html5/verto/js/src/jquery.verto.js

@@ -2667,6 +2667,9 @@
 	    $.verto.unloadJobs[f]();
 	}
 
+        if ($.verto.haltClosure)
+          return $.verto.haltClosure();
+
         for (var i in $.verto.saved) {
             var verto = $.verto.saved[i];
             if (verto) {

html5/verto/verto_communicator/src/vertoControllers/controllers/MainController.js

@@ -10,6 +10,12 @@
       $rootScope.dtmfHistory = { value: '' };
       $rootScope.onKeydownDtmfEnabled = true;
 
+      $.verto.haltClosure = function() {
+        if (verto.data.callState == 'active') {
+          return true;
+        }
+      };
+
       if (storage.data.language && storage.data.language !== 'browser') {
         $translate.use(storage.data.language);
       } else {