Update database.php

resources/classes/database.php

@@ -711,6 +711,7 @@ include "root.php";
 					//exit;
 
 				//get the current data
+					if (is_array($delete_array)) {
 						foreach($delete_array as $table_name => $rows) {
 							foreach($rows as $row) {
 								$i = 0;
@@ -730,6 +731,7 @@ include "root.php";
 								unset($parameters);
 							}
 						}
+					}
 
 				//save the array
 					$old_array = &$array;
@@ -738,6 +740,7 @@ include "root.php";
 					$this->db->beginTransaction();
 
 				//delete the current data
+					if (is_array($delete_array)) {
 						foreach($delete_array as $table_name => $rows) {
 							//echo "table: ".$table_name."\n";
 							foreach($rows as $row) {
@@ -777,7 +780,6 @@ include "root.php";
 										if ($this->debug["sql"]) {
 											$message["details"][$m]["sql"] = $sql;
 										}
-
 										$this->message = $message;
 										$m++;
 									}
@@ -785,6 +787,7 @@ include "root.php";
 								} //if permission
 							} //foreach rows
 						} //foreach $array
+					}
 
 				//commit the atomic transaction
 					$this->db->commit();