Add pass-by-reference argument to exists() so if method returns TRUE …

…a subsequent get() is unnecessary
bcosca · Nov 28, 2013 · a60eece · a60eece
1 parent 6599502
commit a60eece
Showing 1 changed file with 7 additions and 5 deletions.
diff --git a/lib/base.php b/lib/base.php
@@ -176,12 +176,14 @@ function &ref($key,$add=TRUE) {
 	*	Return TRUE if hive key is not empty (or timestamp and TTL if cached)
 	*	@return bool
 	*	@param $key string
+	*	@param $val mixed
 	**/
-	function exists($key) {
-		$ref=&$this->ref($key,FALSE);
-		return isset($ref)?
-			TRUE:
-			Cache::instance()->exists($this->hash($key).'.var');
+	function exists($key,&$val=NULL) {
+		$val=&$this->ref($key,FALSE);
+		if (isset($val))
+			return TRUE;
+		return Cache::instance()->exists($this->hash($key).'.var',$val)?
+			$val:FALSE;
 	}
 
 	/**