ZP-139 #comment force lowercase in authentication username #time 20m

git-svn-id: https://z-push.org/svn/z-push/trunk@1434 b7dd7b3b-3a3c-0410-9da9-bee62a6cc5b5

src/lib/request/request.php

@@ -223,6 +223,7 @@ class Request {
         // split username & domain if received as one
         if (isset($_SERVER['PHP_AUTH_USER'])) {
             list(self::$authUser, self::$authDomain) = Utils::SplitDomainUser($_SERVER['PHP_AUTH_USER']);
+            self::$authUser = strtolower(self::$authUser);
             self::$authPassword = (isset($_SERVER['PHP_AUTH_PW']))?$_SERVER['PHP_AUTH_PW'] : "";
         }
         // authUser & authPassword are unfiltered!