CC-5762 : Playlist options validation

making sure playlist can generate with no criteria options set.

airtime_mvc/application/models/airtime/Playlist.php

@@ -557,8 +557,9 @@ abstract class Playlist extends BasePlaylist implements \Interface_Playlistable
     		$m = $query->getModelName();
     		$query->withColumn("({$m}.Cueout - {$m}.Cuein)", "cuelength");
     
+    		//only add to where clause if criteria exist.
+    		if (count($criteria) > 0) {
     			$criteriaRules = self::getCriteriaRules($query);
-    
     			$conditionAnd = array();
     			$conNum = 0;
     			foreach ($criteria as $andBlock) {
@@ -579,6 +580,7 @@ abstract class Playlist extends BasePlaylist implements \Interface_Playlistable
     			}
     			
     			$query->where($conditionAnd, 'and');
+    		}   		
     
     		//order by a chosen column or by random.
     		$order = $ruleSet["order"];

airtime_mvc/application/models/airtime/PlaylistPeer.php

@@ -6,7 +6,7 @@ use Airtime\MediaItem\om\BasePlaylistPeer;
 
 
 /**
- * Skeleton subclass for performing query and update operations on the 'playlist' table.
+ * Skeleton subclass for performing query and update operations on the 'media_playlist' table.
  *
  *
  *

airtime_mvc/application/models/airtime/PlaylistQuery.php

@@ -6,7 +6,7 @@ use Airtime\MediaItem\om\BasePlaylistQuery;
 
 
 /**
- * Skeleton subclass for performing query and update operations on the 'playlist' table.
+ * Skeleton subclass for performing query and update operations on the 'media_playlist' table.
  *
  *
  *