From 815b2ddfb06fbdb989eb2ece5774d19aa54575f8 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Tim=20D=C3=BCsterhus?= <duesterhus@woltlab.com>
Date: Wed, 2 Jul 2014 17:44:23 +0200
Subject: [PATCH] Add revert to EditHistoryEntryAction

---
 .../entry/EditHistoryEntryAction.class.php    | 20 +++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/wcfsetup/install/files/lib/data/edit/history/entry/EditHistoryEntryAction.class.php b/wcfsetup/install/files/lib/data/edit/history/entry/EditHistoryEntryAction.class.php
index d6c004ebef..bec522d0a0 100644
--- a/wcfsetup/install/files/lib/data/edit/history/entry/EditHistoryEntryAction.class.php
+++ b/wcfsetup/install/files/lib/data/edit/history/entry/EditHistoryEntryAction.class.php
@@ -1,5 +1,6 @@
 <?php
 namespace wcf\data\edit\history\entry;
+use wcf\data\object\type\ObjectTypeCache;
 use wcf\data\AbstractDatabaseObjectAction;
 
 /**
@@ -17,4 +18,23 @@ class EditHistoryEntryAction extends AbstractDatabaseObjectAction {
 	* @see	\wcf\data\AbstractDatabaseObjectAction::$className
 	*/
 	protected $className = 'wcf\data\edit\history\entry\EditHistoryEntryEditor';
+	
+	/**
+	 * Checks permissions to revert.
+	 */
+	public function validateRevert() {
+		$historyEntry = $this->getSingleObject();
+		
+		$objectType = ObjectTypeCache::getInstance()->getObjectType($historyEntry->objectTypeID);
+		$processor = $objectType->getProcessor();
+		$object = $this->getSingleObject()->getObject();
+		$processor->checkPermissions($object);
+	}
+	
+	/**
+	 * Reverts the objects back to this history entry.
+	 */
+	public function revert() {
+		$this->getSingleObject()->getObject()->revertVersion($this->getSingleObject()->getDecoratedObject());
+	}
 }
-- 
2.20.1