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Honeypot.php
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<?php /** * This file is part of CodeIgniter 4 framework. * * (c) CodeIgniter Foundation <admin@codeigniter.com> * * For the full copyright and license information, please view * the LICENSE file that was distributed with this source code. */ namespace CodeIgniter\Filters; use CodeIgniter\Honeypot\Exceptions\HoneypotException; use CodeIgniter\HTTP\IncomingRequest; use CodeIgniter\HTTP\RequestInterface; use CodeIgniter\HTTP\ResponseInterface; use Config\Services; /** * Honeypot filter */ class Honeypot implements FilterInterface { /** * Checks if Honeypot field is empty, if not then the * requester is a bot * * @param array|null $arguments * * @throws HoneypotException */ public function before(RequestInterface $request, $arguments = null) { if (! $request instanceof IncomingRequest) { return; } if (Services::honeypot()->hasContent($request)) { throw HoneypotException::isBot(); } } /** * Attach a honeypot to the current response. * * @param array|null $arguments */ public function after(RequestInterface $request, ResponseInterface $response, $arguments = null) { Services::honeypot()->attachHoneypot($response); } }