Make BagOStuff::incr abstract to discourage bad implementations

[lhc/web/wiklou.git] / includes / libs / objectcache / HashBagOStuff.php

diff --git a/includes/libs/objectcache/HashBagOStuff.php b/includes/libs/objectcache/HashBagOStuff.php
index f88f567..4793ce0 100644 (file)
--- a/includes/libs/objectcache/HashBagOStuff.php
+++ b/includes/libs/objectcache/HashBagOStuff.php
@@ -120,6 +120,18 @@ class HashBagOStuff extends BagOStuff {
                return true;
        }
 
+       public function incr( $key, $value = 1 ) {
+               $n = $this->get( $key );
+               if ( $this->isInteger( $n ) ) {
+                       $n = max( $n + intval( $value ), 0 );
+                       $this->bag[$key][self::KEY_VAL] = $n;
+
+                       return $n;
+               }
+
+               return false;
+       }
+
        public function clear() {
                $this->bag = [];
        }