/**
* Given a username, returns one of several codes to indicate whether it is valid to be a NEW username or not.
*
* Codes:
* - OK: A user with this username may be created.
* - INVALID: This is not a valid username. This may mean that it is too long or has characters that aren't permitted, etc.
* - EXISTS: A user with this name, so you cannot create one with this name.
*
* TODO: Is this a duplicate of user::isCreatableName()? It is important to note that wgWikiaMaxNameChars may be less than wgMaxNameChars which
* is intentional because there are some long usernames that were created when only wgMaxNameChars limited to 255 characters and we still want
* those usernames to be valid (so that they can still login), but we just don't want NEW accounts to be created above the length of wgWikiaMaxNameChars.
*
* @param string $uName The user name to check
*
* @return bool|string Return errors as an i18n key or true if the name is valid
*/
function wfValidateUserName($uName)
{
if (!User::isNotMaxNameChars($uName)) {
return 'userlogin-bad-username-length';
}
$userTitle = Title::newFromText($uName);
if (is_null($userTitle)) {
return 'userlogin-bad-username-character';
}
$uName = $userTitle->getText();
if (!User::isCreatableName($uName)) {
return 'userlogin-bad-username-character';
}
$dbr = wfGetDB(DB_SLAVE);
$uName = $dbr->strencode($uName);
if ($uName == '') {
return 'userlogin-bad-username-character';
}
if (class_exists('SpoofUser')) {
$spoof = new SpoofUser($uName);
if ($spoof->isLegal()) {
$conflicts = $spoof->getConflicts();
if (!empty($conflicts)) {
return 'userlogin-bad-username-taken';
}
}
}
if (in_array($uName, F::app()->wg->ReservedUsernames)) {
// if we returned 'invalid', that would be confusing once a user
// checked and found that the name already met the naming requirements.
return 'userlogin-bad-username-taken';
}
// This username is valid
return true;
}
/**
* Given a username, returns one of several codes to indicate whether it is valid to be a NEW username or not.
*
* Codes:
* - OK: A user with this username may be created.
* - INVALID: This is not a valid username. This may mean that it is too long or has characters that aren't permitted, etc.
* - EXISTS: A user with this name, so you cannot create one with this name.
*
* TODO: Is this a duplicate of user::isCreatableName()? It is important to note that wgWikiaMaxNameChars may be less than wgMaxNameChars which
* is intentional because there are some long usernames that were created when only wgMaxNameChars limited to 255 characters and we still want
* those usernames to be valid (so that they can still login), but we just don't want NEW accounts to be created above the length of wgWikiaMaxNameChars.
*/
function wfValidateUserName($uName)
{
wfProfileIn(__METHOD__);
$result = true;
#wfMsg ('username-valid');
$nt = Title::newFromText($uName);
if (!User::isNotMaxNameChars($uName)) {
$result = 'userlogin-bad-username-length';
} elseif (is_null($nt)) {
$result = 'userlogin-bad-username-character';
} else {
$uName = $nt->getText();
if (!User::isCreatableName($uName)) {
$result = 'userlogin-bad-username-character';
} else {
$dbr = wfGetDB(DB_SLAVE);
$uName = $dbr->strencode($uName);
if ($uName == '') {
$result = 'userlogin-bad-username-character';
} else {
if (User::idFromName($uName) != 0) {
$result = 'userlogin-bad-username-taken';
}
global $wgReservedUsernames;
if (in_array($uName, $wgReservedUsernames)) {
$result = 'userlogin-bad-username-taken';
// if we returned 'invalid', that would be confusing once a user checked and found that the name already met the naming requirements.
}
}
}
}
wfProfileOut(__METHOD__);
return $result;
}
/**
* Validates username user enters on rename account form
*
* @author grunny
*/
private function validateUserName($userName)
{
global $wgWikiaMaxNameChars;
if ($userName == '') {
$this->err[] = $this->msg('userlogin-error-noname')->escaped();
$this->errInputs['wpUserNameNew'] = true;
return false;
}
// check username length
if (!User::isNotMaxNameChars($userName)) {
$this->err[] = $this->msg('usersignup-error-username-length', $wgWikiaMaxNameChars)->escaped();
$this->errInputs['wpUserNameNew'] = true;
return false;
}
// check valid username
if (!User::isCreatableName($userName)) {
$this->err[] = $this->msg('usersignup-error-symbols-in-username')->escaped();
$this->errInputs['wpUserNameNew'] = true;
return false;
}
$result = wfValidateUserName($userName);
if ($result === true) {
$msgKey = '';
if (!wfRunHooks('cxValidateUserName', array($userName, &$msgKey))) {
$result = $msgKey;
}
}
if ($result !== true) {
$msg = '';
if ($result === 'userlogin-bad-username-taken') {
$msg = $this->msg('userlogin-error-userexists')->escaped();
} else {
if ($result === 'userlogin-bad-username-character') {
$msg = $this->msg('usersignup-error-symbols-in-username')->escaped();
} else {
if ($result === 'userlogin-bad-username-length') {
$msg = $this->msg('usersignup-error-username-length', $wgWikiaMaxNameChars)->escaped();
}
}
}
$this->err[] = empty($msg) ? $result : $msg;
$this->errInputs['wpUserNameNew'] = true;
return false;
}
return true;
}
public function initValidationPassword()
{
// check empty password
if ($this->mPassword == '') {
$this->mainLoginForm(wfMsg('userlogin-error-wrongpasswordempty'), 'error', 'password');
return false;
}
// check password length
if (!User::isNotMaxNameChars($this->mPassword)) {
$this->mainLoginForm(wfMsg('usersignup-error-password-length'), 'error', 'password');
return false;
}
return true;
}
