1 files changed, 79 insertions, 0 deletions
diff --git a/includes/actions/SpecialPageAction.php b/includes/actions/SpecialPageAction.php
new file mode 100644
index 00000000..9b721634
--- /dev/null
+++ b/includes/actions/SpecialPageAction.php
@@ -0,0 +1,79 @@
+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
+ *
+ * @file
+ * @ingroup Actions
+ */
+
+/**
+ * An action that just passes the request to the relevant special page
+ *
+ * @ingroup Actions
+ * @since 1.25
+ */
+class SpecialPageAction extends FormlessAction {
+
+	/**
+	 * @var array A mapping of action names to special page names.
+	 */
+	public static $actionToSpecialPageMapping = array(
+		'revisiondelete' => 'Revisiondelete',
+		'editchangetags' => 'EditTags',
+	);
+
+	public function getName() {
+		$request = $this->getRequest();
+		$actionName = $request->getVal( 'action', 'view' );
+		// TODO: Shouldn't need to copy-paste this code from Action::getActionName!
+		if ( $actionName === 'historysubmit' ) {
+			if ( $request->getBool( 'revisiondelete' ) ) {
+				$actionName = 'revisiondelete';
+			} elseif ( $request->getBool( 'editchangetags' ) ) {
+				$actionName = 'editchangetags';
+			}
+		}
+
+		if ( isset( self::$actionToSpecialPageMapping[$actionName] ) ) {
+			return $actionName;
+		}
+		return 'nosuchaction';
+	}
+
+	public function requiresUnblock() {
+		return false;
+	}
+
+	public function getDescription() {
+		return '';
+	}
+
+	public function onView() {
+		return '';
+	}
+
+	public function show() {
+		$action = self::getName();
+		if ( $action === 'nosuchaction' ) {
+			throw new ErrorPageError( $this->msg( 'nosuchaction' ), $this->msg( 'nosuchactiontext' ) );
+		}
+
+		// map actions to (whitelisted) special pages
+		$special = SpecialPageFactory::getPage( self::$actionToSpecialPageMapping[$action] );
+		$special->setContext( $this->getContext() );
+		$special->getContext()->setTitle( $special->getPageTitle() );
+		$special->run( '' );
+	}
+}