concrete5 request debugger

app.php

<?php
// application/bootstrap/app.php

if ($app->isInstalled()) {
    /** @var \Concrete\Core\Routing\Router $router */
    $router = $app->make('router');
    $router->get('/ccm/debug/request/{key}', static function ($key) use ($app) {
        if ($key === 'PleaseChangePassphrase') {
            $content = '<dl>';
            $content .= sprintf('<dt>Environment</dt><dd>%s</dd>', $app->environment());
            $content .= sprintf('<dt>Canonical URL</dt><dd>%s</dd>', (string) URL::to('/foo'));
            $content .= sprintf('<dt>Block Cache</dt><dd>%s</dd>', ($app['config']->get('concrete.cache.blocks')) ? t('Yes') : t('No'));
            $content .= sprintf('<dt>Override Cache</dt><dd>%s</dd>', ($app['config']->get('concrete.cache.overrides')) ? t('Yes') : t('No'));
            $content .= sprintf('<dt>Full Page Cache</dt><dd>%s</dd>', ($app['config']->get('concrete.cache.pages')) ? t('Yes') : t('No'));
            $request = Request::getInstance();
            $content .= sprintf('<dt>Request Detail</dt><dd>%s</dd>', nl2br((string) $request));
            $content .= sprintf('<dt>Port</dt><dd>%s</dd>', $request->getPort());
            $content .= sprintf('<dt>Scheme</dt><dd>%s</dd>', $request->getScheme());
            $content .= sprintf('<dt>Secure</dt><dd>%s</dd>', ($request->isSecure()) ? t('Yes') : t('No'));
            $content .= sprintf('<dt>Trusted Proxy</dt><dd>%s</dd>', ($request->isFromTrustedProxy()) ? t('Yes') : t('No'));
            foreach ($request->server->all() as $key => $value) {
                $content .= sprintf('<dt>%s</dt><dd>%s</dd>', $key, $value);
            }
            $content .= '</dl>';
            return new Response($content);
        } else {
            return new Response('', Response::HTTP_FORBIDDEN);
        }
    });
}