From e57b56a40f88c20f44695f872a6fe890175a5acb Mon Sep 17 00:00:00 2001
From: Marcel Werk <burntime@woltlab.com>
Date: Tue, 15 Nov 2011 17:28:49 +0100
Subject: [PATCH] Added reset method for collapsible handler

---
 .../UserCollapsibleContentHandler.class.php   | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/wcfsetup/install/files/lib/system/user/collapsible/content/UserCollapsibleContentHandler.class.php b/wcfsetup/install/files/lib/system/user/collapsible/content/UserCollapsibleContentHandler.class.php
index 6463bf8c16..4337b965fe 100644
--- a/wcfsetup/install/files/lib/system/user/collapsible/content/UserCollapsibleContentHandler.class.php
+++ b/wcfsetup/install/files/lib/system/user/collapsible/content/UserCollapsibleContentHandler.class.php
@@ -179,4 +179,34 @@ class UserCollapsibleContentHandler extends SingletonFactory {
 			WCF::getSession()->register('collapsedContent', $collapsedContent);
 		}
 	}
+	
+	/**
+	 * Deletes all saved states for a specific object type.
+	 * 
+	 * @param	integer		$objectTypeID
+	 */
+	public function reset($objectTypeID) {
+		if (WCF::getUser()->userID) {
+			$sql = "DELETE FROM	wcf".WCF_N."_user_collapsible_content
+				WHERE		objectTypeID = ?
+						AND userID = ?";
+			$statement = WCF::getDB()->prepareStatement($sql);
+			$statement->execute(array(
+				$objectTypeID,
+				WCF::getUser()->userID
+			));
+		}
+		else {
+			$collapsedContent = WCF::getSession()->getVar('collapsedContent');
+			if ($collapsedContent === null || !is_array($collapsedContent)) {
+				$collapsedContent = array();
+			}
+			
+			if (isset($collapsedContent[$objectTypeID])) {
+				unset($collapsedContent[$objectTypeID]);
+			}
+			
+			WCF::getSession()->register('collapsedContent', $collapsedContent);
+		}
+	}
 }
-- 
2.20.1