From 95140bb724e2b7a9b70240c0e30afbbe96427286 Mon Sep 17 00:00:00 2001
From: Cesar G <prototech91@gmail.com>
Date: Thu, 6 Nov 2014 19:02:52 -0800
Subject: [ticket/13303] Speed up migration dependency calculation.

PHPBB3-13303
---
 phpBB/phpbb/db/migrator.php | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'phpBB/phpbb/db/migrator.php')

diff --git a/phpBB/phpbb/db/migrator.php b/phpBB/phpbb/db/migrator.php
index 621a808a03..d03496eae3 100644
--- a/phpBB/phpbb/db/migrator.php
+++ b/phpBB/phpbb/db/migrator.php
@@ -58,6 +58,13 @@ class migrator
 	*/
 	protected $migrations = array();
 
+	/**
+	* Array of migrations that have been determined to be fulfillable
+	*
+	* @var array
+	*/
+	protected $fulfillable_migrations = array();
+
 	/**
 	* 'name,' 'class,' and 'state' of the last migration run
 	*
@@ -653,7 +660,7 @@ class migrator
 	*/
 	public function unfulfillable($name)
 	{
-		if (isset($this->migration_state[$name]))
+		if (isset($this->migration_state[$name]) || isset($this->fulfillable_migrations[$name]))
 		{
 			return false;
 		}
@@ -674,6 +681,7 @@ class migrator
 				return $unfulfillable;
 			}
 		}
+		$this->fulfillable_migrations[$name] = true;
 
 		return false;
 	}
-- 
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