1 files changed, 23 insertions, 1 deletions
diff --git a/phpBB/includes/db/migrator.php b/phpBB/includes/db/migrator.php
index 4ce54a4b92..912a7b34ba 100644
--- a/phpBB/includes/db/migrator.php
+++ b/phpBB/includes/db/migrator.php
@@ -167,7 +167,7 @@ class phpbb_db_migrator
 		}
 		else
 		{
-			$migration->update_data();
+			$this->process_data_step($migration);
 			$state['migration_data_done'] = true;
 			$state['migration_end_time'] = time();
 		}
@@ -182,6 +182,28 @@ class phpbb_db_migrator
 		return true;
 	}
 
+	function process_data_step(&$migration)
+	{
+		$continue = false;
+		$steps = $migration->update_data();
+
+		foreach ($steps as $step)
+		{
+			$continue = $this->run_step($step);
+			if (!$continue)
+			{
+				return false;
+			}
+		}
+
+		return $continue;
+	}
+
+	function run_step(&$step)
+	{
+
+	}
+
 	function insert_migration($name, $state)
 	{
 		$migration_row = $state;