From 7726063cf25e120ac07caee76240695f6588adf8 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@fakecake.org>
Date: Wed, 20 Feb 2013 09:34:00 +0400
Subject: [PATCH] fix php warning while testing filters with regexps too
 complex for the database

---
 include/functions.php | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/include/functions.php b/include/functions.php
index 7409ec76a..37cfd4844 100644
--- a/include/functions.php
+++ b/include/functions.php
@@ -2153,12 +2153,16 @@
 					ttrss_user_entries, ttrss_feeds, ttrss_feed_categories
 					WHERE $filter_query_part LIMIT 1", false);
 
-				$test = db_fetch_result($result, 0, "true_val");
+				if ($result) {
+					$test = db_fetch_result($result, 0, "true_val");
 
-				if (!$test) {
-					$filter_query_part = "false AND";
+					if (!$test) {
+						$filter_query_part = "false AND";
+					} else {
+						$filter_query_part .= " AND";
+					}
 				} else {
-					$filter_query_part .= " AND";
+					$filter_query_part = "false AND";
 				}
 
 			} else {