From e83cfcef36555a0ab2bf7ef257441850f89aedc4 Mon Sep 17 00:00:00 2001
From: tokul <tokul@7612ce4b-ef26-0410-bec9-ea0150e637f0>
Date: Tue, 4 Oct 2005 06:27:18 +0000
Subject: [PATCH] explaining $plugins tests

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@10131 7612ce4b-ef26-0410-bec9-ea0150e637f0
---
 functions/plugin.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/functions/plugin.php b/functions/plugin.php
index 0b50ce39..280e4146 100644
--- a/functions/plugin.php
+++ b/functions/plugin.php
@@ -198,6 +198,11 @@ function soupNazi(){
 function is_plugin_enabled($plugin_name) {
   global $plugins;
 
+  /**
+   * check if variable is set. can't do is_array(), if variable is not set
+   * check if it is an array
+   * there is no need to call in_array() if $plugins array is empty
+   */
   if (! isset($plugins) || ! is_array($plugins) || empty($plugins))
     return false;
 
-- 
2.25.1