librenms / librenms

app/Guards/ApiTokenGuard.php

<?php
/**
 * ApiTokenGuard.php
 *
 * Override TokenGuard so we can use our non-standard header
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * @link       https://www.librenms.org
 *
 * @copyright  2018 Tony Murray
 * @author     Tony Murray <murraytony@gmail.com>
 */

namespace App\Guards;

use Illuminate\Auth\TokenGuard;

class ApiTokenGuard extends TokenGuard
{
    /**
     * Get the token for the current request.
     *
     * @return string
     */
    public function getTokenForRequest()
    {
        $token = $this->request->header('X-Auth-Token');

        if (empty($token)) {
            $token = parent::getTokenForRequest();
        }

        return $token;

The expression return $token also could return the type array which is incompatible with the documented return type string.

    }
}