From 5a0e03923f47bc1140fd71b4899cd1e35fd59006 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@fakecake.org>
Date: Sun, 23 Dec 2012 15:29:16 +0400
Subject: add and check plugin base class

---
 classes/pluginhost.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'classes/pluginhost.php')

diff --git a/classes/pluginhost.php b/classes/pluginhost.php
index 4274ec37b..f4e01178b 100644
--- a/classes/pluginhost.php
+++ b/classes/pluginhost.php
@@ -59,7 +59,7 @@ class PluginHost {
 
 			if (file_exists($file)) require_once $file;
 
-			if (class_exists($class)) {
+			if (class_exists($class) && is_subclass_of($class, "Plugin")) {
 				$plugin = new $class($this);
 
 				$this->register_plugin($class, $plugin);
-- 
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