From 2ecb5ae3898a146024b6869863cf5173ffaa191c Mon Sep 17 00:00:00 2001
From: iarenaza <iarenaza>
Date: Tue, 30 Jun 2009 23:32:42 +0000
Subject: [PATCH] CAS authentication: MDL-19671 phpCAS::getUser can return a
 mixed-case username, so lower-case it for comparison.

Merged from MOODLE_18_STABLE
---
 auth/cas/auth.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/auth/cas/auth.php b/auth/cas/auth.php
index ee9610abf85..ee3e72a675f 100644
--- a/auth/cas/auth.php
+++ b/auth/cas/auth.php
@@ -58,7 +58,7 @@ class auth_plugin_cas extends auth_plugin_base {
      */
     function user_login ($username, $password) {
 		$this->connectCAS();
-		return phpCAS::isAuthenticated() && (phpCAS::getUser() == $username);
+		return phpCAS::isAuthenticated() && (trim(moodle_strtolower(phpCAS::getUser())) == $username);
     }
     /**
      * Returns true if this authentication plugin is 'internal'.