From e5b89deea41624be3511132ad38176b78b6c6893 Mon Sep 17 00:00:00 2001
From: Ralf Becker <ralfbecker@outdoor-training.de>
Date: Wed, 29 Apr 2015 13:38:03 +0000
Subject: [PATCH] fix PHP Fatal error "Class APCIterator not found" during
 installation, caused by for apc.enable_cli=0, but APC(u) installed

---
 phpgwapi/inc/class.egw_cache_apc.inc.php | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/phpgwapi/inc/class.egw_cache_apc.inc.php b/phpgwapi/inc/class.egw_cache_apc.inc.php
index 4a056f7d02..9bdd2b67f5 100644
--- a/phpgwapi/inc/class.egw_cache_apc.inc.php
+++ b/phpgwapi/inc/class.egw_cache_apc.inc.php
@@ -134,6 +134,13 @@ class egw_cache_apc extends egw_cache_provider_check implements egw_cache_provid
 	 */
 	function flush(array $keys)
 	{
+		// APC >= 3.1.1, but also seems to be missing if apc is disabled eg. for cli
+		if (!class_exists('APCIterator'))
+		{
+			if (function_exists('apc_clear_cache')) apc_clear_cache ('user');
+
+			return false;
+		}
 		//error_log(__METHOD__."(".array2string($keys).")");
 		foreach(new APCIterator('user', $preg='/^'.preg_quote(self::key($keys).'/')) as $item)
 		{