Add a ! operator to autopromote conditions

diff --git a/includes/Autopromote.php b/includes/Autopromote.php
index 4b1c6fa..68fe663 100644 (file)
--- 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-