gistfile1.php

<?php

...

    public function loginAttempt()
    {
        $sql = new Db();

        $form_helper = new FormHelper($this->basePath);

        // Check for form errors
        $form_helper->checkRequired(['login_name', 'password']);
        $form_helper->sendErrors('/user/login');

        // No Errors

        // Attempt login

        $sql->dbSelect('users',
            'id, display_name, password',
            'login_name = :login_name',
            [
                'login_name' => $_POST['login_name'],
            ]
        );

        $result = $sql->dbFetch('one');

        if ($result !== false) {

            // User exists, check password

            $passwordAttempt = $_POST['password'];
            $passwordStored = $result['password'];

            if ((crypt($passwordAttempt, $passwordStored)) == $passwordStored) {

                // Setup Session
                $this->segmentUser->display_name = $result['display_name'];
                $this->sessionAxis->commit();

                $acms_id = crypt($result['display_name'], $this->acmsSalt);

                $tableColumns = [
                    'acms_id' => $acms_id,
                    'modified' => date("Y-m-d H:i:s", time()),
                ];

                $conditions = 'id = :id';

                $bind = ['id' => $result['id']];

                $result = $sql->dbUpdate('users', $tableColumns, $conditions, $bind);

                $cookieName = str_replace('.', '_', $_SERVER['SERVER_NAME']) . '_acms';

                setcookie($_SERVER['SERVER_NAME'] . '_acms', false, time() - 3600, '/', $_SERVER['SERVER_NAME']);

                if ((isset($_POST['stay_logged_in'])) && ($_POST['stay_logged_in'] === '1')) {
                    setcookie($_SERVER['SERVER_NAME'] . '_acms', $acms_id, time()+60*60*24*365, '/', $_SERVER['SERVER_NAME']);
                } else {
                    setcookie($_SERVER['SERVER_NAME'] . '_acms', $acms_id, 0, '/', $_SERVER['SERVER_NAME']);
                }

                header('Location: ' . $this->basePath);
                exit;

            } else {

                $form_helper->addError('invalid_password');
                $form_helper->sendErrors('/user/login');
            }
        } else {

            $form_helper->addError('invalid_login_name');
            $form_helper->sendErrors('/user/login');
        }

        return false;
    }

...