From 1cc89122ac832ddfdc4f58a61afce988d866e91a Mon Sep 17 00:00:00 2001
From: Andrew Garrett <werdna@users.mediawiki.org>
Date: Sat, 7 Jun 2008 05:13:25 +0000
Subject: [PATCH] Add a ! operator to autopromote conditions

---
 includes/Autopromote.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/includes/Autopromote.php b/includes/Autopromote.php
index 4b1c6fa76e..68fe66363d 100644
--- a/includes/Autopromote.php
+++ b/includes/Autopromote.php
@@ -41,7 +41,7 @@ class Autopromote {
 	 * @return bool Whether the condition is true
 	 */
 	private static function recCheckCondition( $cond, User $user ) {
-		$validOps = array( '&', '|', '^' );
+		$validOps = array( '&', '|', '^', '!' );
 		if( is_array( $cond ) && count( $cond ) >= 2 && in_array( $cond[0], $validOps ) ) {
 			# Recursive condition
 			if( $cond[0] == '&' ) {
@@ -63,6 +63,11 @@ class Autopromote {
 						$res = ($res xor self::recCheckCondition( $subcond, $user ));
 				}
 				return $res;
+			} elseif ( $cond[0] = '!' ) {
+				foreach( array_slice( $cond, 1 ) as $subcond )
+					if( self::recCheckCondition( $subcond, $user ) )
+						return false;
+				return true;
 			}
 		}
 		# If we got here, the array presumably does not contain other condi-
-- 
2.20.1