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Use always only lowercase version of username.

When using authentication module (ldap, smb, pop etc...) and postgres-database multiple moodle
users were created for usernames like 'Username' 'username' 'userName'
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commit b398d5ee2ae9b59bd8474befd511bbad6271097d 1 parent 73f131b
paca70 authored
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4 lib/moodlelib.php
@@ -483,7 +483,9 @@ function get_moodle_cookie() {
function create_user_record($username, $password) {
/// Creates a bare-bones user record
global $REMOTE_ADDR, $CFG;
-
+
+ $username = strtolower($username);
+
if (function_exists(auth_get_userinfo)) {
if ($newinfo = auth_get_userinfo($username)) {
foreach ($newinfo as $key => $value){
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2  login/index.php
@@ -21,7 +21,7 @@
if ($frm = data_submitted()) {
-
+ $frm->username = strtolower($frm->username);
$user = authenticate_user_login($frm->username, $frm->password);
update_login_count();
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4 login/signup.php
@@ -5,7 +5,7 @@
require_once("../auth/$CFG->auth/lib.php");
if ($user = data_submitted()) {
-
+ $user->username= strtolower($user->username);
validate_form($user, $err);
if (count((array)$err) == 0) {
@@ -74,7 +74,7 @@
*****************************************************************************/
function validate_form($user, &$err) {
- global $CFG;
+ global $CFG;
if (empty($user->username))
$err->username = get_string("missingusername");
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2  user/edit.php
@@ -43,7 +43,7 @@
/// If data submitted, then process and store.
if ($usernew = data_submitted()) {
-
+ $usernew->username = strtolower($usernew->username);
$usernew->firstname = strip_tags($usernew->firstname);
$usernew->lastname = strip_tags($usernew->lastname);
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