X-Git-Url: https://git.heureux-cyclage.org/?p=lhc%2Fweb%2Fwiklou.git;a=blobdiff_plain;f=includes%2Flibs%2FMapCacheLRU.php;h=db6869bd5328a51fbf1f145eb91ad1500b9b24b4;hp=2f5a454f5ddbe3880b7d86d4715351d9ed115314;hb=64b83bdb3afd0ee4f8fc1893a865409c198e601e;hpb=1dd2e07276e1deaf431ddb01c92111038f9e2cd6

diff --git a/includes/libs/MapCacheLRU.php b/includes/libs/MapCacheLRU.php
index 2f5a454f5d..db6869bd53 100644
--- a/includes/libs/MapCacheLRU.php
+++ b/includes/libs/MapCacheLRU.php
@@ -58,7 +58,7 @@ class MapCacheLRU {
 	 * @return void
 	 */
 	public function set( $key, $value ) {
-		if ( array_key_exists( $key, $this->cache ) ) {
+		if ( $this->has( $key ) ) {
 			$this->ping( $key );
 		} elseif ( count( $this->cache ) >= $this->maxCacheKeys ) {
 			reset( $this->cache );
@@ -75,6 +75,9 @@ class MapCacheLRU {
 	 * @return bool
 	 */
 	public function has( $key ) {
+		if ( !is_int( $key ) && !is_string( $key ) ) {
+			throw new MWException( __METHOD__ . ' called with invalid key. Must be string or integer.' );
+		}
 		return array_key_exists( $key, $this->cache );
 	}
 
@@ -87,7 +90,7 @@ class MapCacheLRU {
 	 * @return mixed Returns null if the key was not found
 	 */
 	public function get( $key ) {
-		if ( !array_key_exists( $key, $this->cache ) ) {
+		if ( !$this->has( $key ) ) {
 			return null;
 		}