1 files changed, 45 insertions, 0 deletions
diff --git a/includes/specials/SpecialPermanentLink.php b/includes/specials/SpecialPermanentLink.php
new file mode 100644
index 00000000..17115e88
--- /dev/null
+++ b/includes/specials/SpecialPermanentLink.php
@@ -0,0 +1,45 @@
+<?php
+/**
+ * Redirect from Special:PermanentLink/### to index.php?oldid=###.
+ *
+ * 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.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @ingroup SpecialPage
+ */
+
+/**
+ * Redirect from Special:PermanentLink/### to index.php?oldid=###.
+ *
+ * @ingroup SpecialPage
+ */
+class SpecialPermanentLink extends RedirectSpecialPage {
+	function __construct() {
+		parent::__construct( 'PermanentLink' );
+		$this->mAllowedRedirectParams = array();
+	}
+
+	function getRedirect( $subpage ) {
+		$subpage = intval( $subpage );
+		if ( $subpage === 0 ) {
+			# throw an error page when no subpage was given
+			throw new ErrorPageError( 'nopagetitle', 'nopagetext' );
+		}
+		$this->mAddedRedirectParams['oldid'] = $subpage;
+
+		return true;
+	}
+}