From 5cbc182ac4024d0726c6b33b0e3db8fe2cf45207 Mon Sep 17 00:00:00 2001
From: Ralf Becker <ralfbecker@outdoor-training.de>
Date: Thu, 28 Jun 2012 16:37:43 +0000
Subject: [PATCH] create valid SQL, even if account has for whaterver reason no
 group-memberships

---
 phpgwapi/inc/class.sqlfs_stream_wrapper.inc.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/phpgwapi/inc/class.sqlfs_stream_wrapper.inc.php b/phpgwapi/inc/class.sqlfs_stream_wrapper.inc.php
index ac2a8abbba..f2ec98595d 100644
--- a/phpgwapi/inc/class.sqlfs_stream_wrapper.inc.php
+++ b/phpgwapi/inc/class.sqlfs_stream_wrapper.inc.php
@@ -1183,7 +1183,8 @@ class sqlfs_stream_wrapper implements iface_stream_wrapper
 			// using octal numbers with mysql leads to funny results (select 384 & 0400 --> 384 not 256=0400)
 			// 256 = 0400, 32 = 040
 			$sql_read_acl = '((fs_mode & 4)=4 OR (fs_mode & 256)=256 AND fs_uid='.(int)egw_vfs::$user.
-				' OR (fs_mode & 32)=32 AND fs_gid IN('.implode(',',$memberships).'))';
+				($memberships ? ' OR (fs_mode & 32)=32 AND fs_gid IN('.implode(',',$memberships).')' : '').')';
+			//error_log(__METHOD__."() egw_vfs::\$user=".array2string(egw_vfs::$user).' --> memberships='.array2string($memberships).' --> '.$sql_read_acl.($memberships?'':': '.function_backtrace()));
 		}
 		return $sql_read_acl;
 	}