MDL-13401 fixed REQUEST_URI test; merged from MOODLE_19_STABLE

diff --git a/auth/cas/CAS/CAS.php b/auth/cas/CAS/CAS.php
index f74730f49e1007a21cb7d9204e98b27f9e926385..ab34ef72c37afb4957e4b20b39a964d21ec8a9ec 100644 (file)
--- a/auth/cas/CAS/CAS.php
+++ b/auth/cas/CAS/CAS.php
@@ -6,7 +6,7 @@
 //
 // hack by Vangelis Haniotakis to handle the absence of $_SERVER['REQUEST_URI'] in IIS
 //
-if (!$_SERVER['REQUEST_URI']) {
+if (!isset($_SERVER['REQUEST_URI'])) {
      $_SERVER['REQUEST_URI'] = $_SERVER['SCRIPT_NAME'].'?'.$_SERVER['QUERY_STRING'];
 }