loginuserpass.php

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<?php

// Retrieve the authentication state
if (!array_key_exists('AuthState', $_REQUEST)) {
        throw new SimpleSAML_Error_BadRequest('Missing AuthState parameter.');
}
$authStateId = $_REQUEST['AuthState'];
$state = SimpleSAML_Auth_State::loadState($authStateId, sspmod_core_Auth_UserPassBase::STAGEID);

$source = SimpleSAML_Auth_Source::getById($state[sspmod_core_Auth_UserPassBase::AUTHID]);
if ($source === NULL) {
        throw new Exception('Could not find authentication source with id ' . $state[sspmod_core_Auth_UserPassBase::AUTHID]);
}


if (array_key_exists('username', $_REQUEST)) {
        $username = $_REQUEST['username'];
} elseif ($source->getRememberUsernameEnabled() && array_key_exists($source->getAuthId() . '-username', $_COOKIE)) {
        $username = $_COOKIE[$source->getAuthId() . '-username'];
} elseif (isset($state['core:username'])) {
        $username = (string)$state['core:username'];
} else {
        $username = '';
}

if (array_key_exists('password', $_REQUEST)) {
        $password = $_REQUEST['password'];
} else {
        $password = '';
}

$errorCode = NULL;
$errorParams = NULL;

if (!empty($_REQUEST['username']) || !empty($password)) {
        // Either username or password set - attempt to log in

        if (array_key_exists('forcedUsername', $state)) {
                $username = $state['forcedUsername'];
        }

        if ($source->getRememberUsernameEnabled()) {
                $sessionHandler = \SimpleSAML\SessionHandler::getSessionHandler();
                $params = $sessionHandler->getCookieParams();
                $params['expire'] = time();
                $params['expire'] += (isset($_REQUEST['remember_username']) && $_REQUEST['remember_username'] == 'Yes' ? 31536000 : -300);
        \SimpleSAML\Utils\HTTP::setCookie($source->getAuthId() . '-username', $username, $params, FALSE);
        }

    if ($source->isRememberMeEnabled()) {
        if (array_key_exists('remember_me', $_REQUEST) && $_REQUEST['remember_me'] === 'Yes') {
            $state['RememberMe'] = TRUE;
            $authStateId = SimpleSAML_Auth_State::saveState($state, sspmod_core_Auth_UserPassBase::STAGEID);
        }
    }

        try {
                sspmod_core_Auth_UserPassBase::handleLogin($authStateId, $username, $password);
        } catch (SimpleSAML_Error_Error $e) {
                /* Login failed. Extract error code and parameters, to display the error. */
                $errorCode = $e->getErrorCode();
                $errorParams = $e->getParameters();
        }
}

$globalConfig = SimpleSAML_Configuration::getInstance();
$t = new SimpleSAML_XHTML_Template($globalConfig, 'core:loginuserpass.php');
$t->data['stateparams'] = array('AuthState' => $authStateId);
if (array_key_exists('forcedUsername', $state)) {
        $t->data['username'] = $state['forcedUsername'];
        $t->data['forceUsername'] = TRUE;
        $t->data['rememberUsernameEnabled'] = FALSE;
        $t->data['rememberUsernameChecked'] = FALSE;
    $t->data['rememberMeEnabled'] = $source->isRememberMeEnabled();
    $t->data['rememberMeChecked'] = $source->isRememberMeChecked();
} else {
        $t->data['username'] = $username;
        $t->data['forceUsername'] = FALSE;
        $t->data['rememberUsernameEnabled'] = $source->getRememberUsernameEnabled();
        $t->data['rememberUsernameChecked'] = $source->getRememberUsernameChecked();
    $t->data['rememberMeEnabled'] = $source->isRememberMeEnabled();
    $t->data['rememberMeChecked'] = $source->isRememberMeChecked();
        if (isset($_COOKIE[$source->getAuthId() . '-username'])) $t->data['rememberUsernameChecked'] = TRUE;
}
$t->data['links'] = $source->getLoginLinks();
$t->data['errorcode'] = $errorCode;
$t->data['errorcodes'] = SimpleSAML\Error\ErrorCodes::getAllErrorCodeMessages();
$t->data['errorparams'] = $errorParams;

if (isset($state['SPMetadata'])) {
        $t->data['SPMetadata'] = $state['SPMetadata'];
} else {
        $t->data['SPMetadata'] = NULL;
}

$t->show();
exit();