castopod/app/Controllers/PageController.php

<?php

declare(strict_types=1);

/**
 * @copyright  2020 Ad Aures
 * @license    https://www.gnu.org/licenses/agpl-3.0.en.html AGPL3
 * @link       https://castopod.org/
 */

namespace App\Controllers;

use App\Entities\Page;
use App\Models\PageModel;
use CodeIgniter\Exceptions\PageNotFoundException;

class PageController extends BaseController
{
    protected Page $page;

    public function _remap(string $method, string ...$params): mixed
    {
        if ($params === []) {
            throw PageNotFoundException::forPageNotFound();
        }

        $page = (new PageModel())->where('slug', $params[0])->first();
        if (! $page instanceof Page) {
            throw PageNotFoundException::forPageNotFound();
        }

        $this->page = $page;

        return $this->{$method}();
    }

    public function index(): string
    {
        $cacheName = implode(
            '_',
            array_filter([
                'page',
                $this->page->slug,
                service('request')
                    ->getLocale(),
                auth()
                    ->loggedIn() ? 'authenticated' : null,
            ]),
        );

        if (! ($found = cache($cacheName))) {
            set_page_metatags($this->page);
            $data = [
                'page' => $this->page,
            ];

            $found = view('pages/page', $data);

            // The page cache is set to a decade so it is deleted manually upon page update
            cache()
                ->save($cacheName, $found, DECADE);
        }

        return $found;
    }
}