From 19b5e01da02aa2115ee802cf2e43a7f3e58f4eac Mon Sep 17 00:00:00 2001
From: Till Brehm <tbrehm@ispconfig.org>
Date: Wed, 13 Aug 2014 19:28:03 +0200
Subject: [PATCH] Added function "is_superadmin" in auth library and improved
 other functions.

---
 interface/lib/classes/auth.inc.php | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/interface/lib/classes/auth.inc.php b/interface/lib/classes/auth.inc.php
index 070662fda..5be11cb7b 100644
--- a/interface/lib/classes/auth.inc.php
+++ b/interface/lib/classes/auth.inc.php
@@ -44,6 +44,14 @@ class auth {
 			return false;
 		}
 	}
+	
+	public function is_superadmin() {
+		if($_SESSION['s']['user']['typ'] == 'admin' && $_SESSION['s']['user']['userid'] === 1) {
+			return true;
+		} else {
+			return false;
+		}
+	}
 
 	public function has_clients($userid) {
 		global $app, $conf;
@@ -83,6 +91,7 @@ class auth {
 		global $app;
 		
 		$userid = $app->functions->intval($userid);
+		if(!preg_match('/^[a-zA-Z0-9\-\_]{1,64}$/',$limitname)) $app->error('Invalid limit name '.$limitname);
 		
 		// simple query cache
 		if($this->client_limits===null)
@@ -120,7 +129,8 @@ class auth {
 
 	public function check_module_permissions($module) {
 		// Check if the current user has the permissions to access this module
-		if(!stristr($_SESSION["s"]["user"]["modules"], $module)) {
+		$user_modules = explode(',',$_SESSION["s"]["user"]["modules"]);
+		if(!in_array($module,$user_modules)) {
 			// echo "LOGIN_REDIRECT:/index.php";
 			header("Location: /index.php");
 			exit;
-- 
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