From 8655a3334d7cee94d4c36baf05401237f7d74dc7 Mon Sep 17 00:00:00 2001
From: cash <cash@36083f99-b078-4883-b0ff-0f9b5a30f544>
Date: Mon, 22 Nov 2010 12:49:44 +0000
Subject: Refs #2673 moved changes into trunk from 1.7 branch

git-svn-id: http://code.elgg.org/elgg/trunk@7417 36083f99-b078-4883-b0ff-0f9b5a30f544
---
 engine/lib/database.php | 2 +-
 engine/lib/plugins.php  | 8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/engine/lib/database.php b/engine/lib/database.php
index 3170f3ac1..da068effd 100644
--- a/engine/lib/database.php
+++ b/engine/lib/database.php
@@ -156,7 +156,7 @@ function db_profiling_shutdown_hook() {
  * @return void
  */
 function db_delayedexecution_shutdown_hook() {
-	global $DB_DELAYED_QUERIES, $CONFIG;
+	global $DB_DELAYED_QUERIES;
 
 	foreach ($DB_DELAYED_QUERIES as $query_details) {
 		// use one of our db functions so it is included in profiling.
diff --git a/engine/lib/plugins.php b/engine/lib/plugins.php
index 3649fddb7..c0ec7f389 100644
--- a/engine/lib/plugins.php
+++ b/engine/lib/plugins.php
@@ -837,9 +837,11 @@ function is_plugin_enabled($plugin, $site_guid = 0) {
 		$ENABLED_PLUGINS_CACHE = $enabled_plugins;
 	}
 
-	foreach ($ENABLED_PLUGINS_CACHE as $e) {
-		if ($e == $plugin) {
-			return true;
+	if (is_array($ENABLED_PLUGINS_CACHE)) {
+		foreach ($ENABLED_PLUGINS_CACHE as $e) {
+			if ($e == $plugin) {
+				return true;
+			}
 		}
 	}
 
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