More exception handling

airtime_mvc/application/models/Preference.php

@@ -1095,7 +1095,8 @@ class Application_Model_Preference
     public static function getCurrentLibraryTableSetting()
     {
         $v = self::getValue("library_datatable");
-        if( $v === '' ) {
+
+        if ( $v === '' ) {
             return function ($x) { return $x; };
         } else {
             $ds = unserialize($v);

airtime_mvc/application/models/Schedule.php

@@ -783,7 +783,10 @@ SQL;
                 $media_id = $item['stream_id'];
                 $uri = $item['url'];
                 self::createStreamScheduleEvent($data, $item, $media_id, $uri);
+            } else {
+                throw new Exception("Unknown schedule type: ".print_r($item, true));
             }
+             
         }
     }