Filtres

Créer un filtre

php spark make:filter MyFilter

Filtre créé dans app/Filters/MyFilter.php

<?php

namespace App\Filters;

use CodeIgniter\Filters\FilterInterface;
use CodeIgniter\HTTP\RequestInterface;
use CodeIgniter\HTTP\ResponseInterface;

/**
 *  This filter bloc the access if the domain is not the same as the one passed as argument
 */
class AllowDomain implements FilterInterface
{
    /**
     * Do whatever processing this filter needs to do.
     * By default it should not return anything during
     * normal execution. However, when an abnormal state
     * is found, it should return an instance of
     * CodeIgniter\HTTP\Response. If it does, script
     * execution will end and that Response will be
     * sent back to the client, allowing for error pages,
     * redirects, etc.
     *
     * @param RequestInterface $request
     * @param array|null $arguments
     *
     * @return RequestInterface|ResponseInterface|string|void
     */
    public function before(RequestInterface $request, $arguments = null)
    {

        if (isset($arguments) && count($arguments) > 0) {
            if ($request->getUri()->getHost() != $arguments[0]) {
                return response()->setStatusCode(403)->setBody('Forbidden');
            }
        } else {
            return response()->setStatusCode(403)->setBody('Forbidden');
        }
    }

    /**
     * Allows After filters to inspect and modify the response
     * object as needed. This method does not allow any way
     * to stop execution of other after filters, short of
     * throwing an Exception or Error.
     *
     * @param RequestInterface $request
     * @param ResponseInterface $response
     * @param array|null $arguments
     *
     * @return ResponseInterface|void
     */
    public function after(RequestInterface $request, ResponseInterface $response, $arguments = null)
    {
        //
    }
}

Ajouter le filtre

Dans app/Config/Filters.php ajouter le filtre avec son alias

public $aliases = [
    ...
    'allowDomain' => \App\Filters\AllowDomain::class
];

Utiliser le filtre

Utiliser le filtre pour une route

Dans app/Config/Routes.php ajouter le filtre à une route

$routes->get('admin', 'Admin::index', ['filter' => 'allowDomain:example.com']);

Vérifier les filtres sur les routes

php spark routes