From 3d73bfcaf9d8b50daf5e9c234d7889ce23e600e5 Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Thu, 8 Jan 2015 14:44:19 +0100
Subject: return null if key does not exists (out of band)

---
 it_cache.class | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'it_cache.class')

diff --git a/it_cache.class b/it_cache.class
index 5537b91..1a1ea02 100644
--- a/it_cache.class
+++ b/it_cache.class
@@ -41,7 +41,7 @@ static function _defaults($p)
 /**
  * Get value for specific key from cache. Can be mixed value but no objects.
  * @param $key Key to get value for
- * @param $p['distributed'] Use distributed memcache [false]
+ * @param $p['distributed'] Use distributed memcache (scalars may become strings) [false]
  * @return Value for given key or null
  */
 static function get($key, $p = array())
@@ -51,18 +51,18 @@ static function get($key, $p = array())
 	if ($result = $GLOBALS['it_cache_local'][$key])
 		;	# Use local copy
 	else if ($p['distributed'] && ($memcache = it_cache::_get_memcache($p)))
-		$result = @$memcache->get($key);
+		$result = $success = @$memcache->get($key);
 	else
-		$result = ($func = self::$_fetch_func) ? $func($key) : null;
+		$result = ($func = self::$_fetch_func) ? $func($key, $success) : null;
 
-	return $result;
+	return $success === false ? null : $result;
 }
 
 /**
  * Put value for specific key into cache. Can be mixed value but no objects.
  * @param $key Key to put value with
  * @param $value Value to put (mixed but no objects allowed)
- * @param $p['distributed'] Use distributed memcache [false]
+ * @param $p['distributed'] Use distributed memcache (scalars may become strings) [false]
  * @param $p['ttl'] Time to live for this key/value-pair in seconds
  * @return Returns $value
  */
-- 
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