fixing the old project errors

models/album.php

@@ -30,8 +30,10 @@ class album{
 		$query="select * from albumdata where albumId=$albumId";
 		$result=DataAccessHelper::executeQuery($query);
 		$result2=array();
-		foreach($result as $i){
-			$result2[$i]=$result[$i]['imgId'];
+		if($result){
+			foreach($result as $row){
+				$result2[]=$row['imgId'];
+			}
 		}
 		return $result2;
 	}