From 1888ac0d41823d9d15e28279d3a701412c679460 Mon Sep 17 00:00:00 2001
From: Georg Ehrke <dev@georgswebsite.de>
Date: Fri, 26 Oct 2012 13:10:56 +0200
Subject: [PATCH] add the possibility to add an preupdate.php

---
 lib/app.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/app.php b/lib/app.php
index 28757735e04..c9329df91d1 100755
--- a/lib/app.php
+++ b/lib/app.php
@@ -685,6 +685,10 @@ class OC_App{
 	 * @param string $appid
 	 */
 	public static function updateApp($appid) {
+		if(file_exists(self::getAppPath($appid).'/appinfo/preupdate.php')) {
+			self::loadApp($appid);
+			include self::getAppPath($appid).'/appinfo/preupdate.php';
+		}
 		if(file_exists(self::getAppPath($appid).'/appinfo/database.xml')) {
 			OC_DB::updateDbFromStructure(self::getAppPath($appid).'/appinfo/database.xml');
 		}