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✎ Editing: WhoopsServiceProvider.php ← Back

<?php
/**
 * Whoops - php errors for cool kids
 * @author Filipe Dobreira <http://github.com/filp>
 */

namespace Whoops\Provider\Silex;

use RuntimeException;
use Silex\Application;
use Silex\ServiceProviderInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Exception\HttpException;
use Whoops\Handler\Handler;
use Whoops\Handler\PlainTextHandler;
use Whoops\Handler\PrettyPageHandler;
use Whoops\Run;

class WhoopsServiceProvider implements ServiceProviderInterface
{
    /**
     * @param Application $app
     */
    public function register(Application $app)
    {
        // There's only ever going to be one error page...right?
        $app['whoops.error_page_handler'] = $app->share(function () {
            if (PHP_SAPI === 'cli') {
                return new PlainTextHandler();
            } else {
                return new PrettyPageHandler();
            }
        });

// Retrieves info on the Silex environment and ships it off
        // to the PrettyPageHandler's data tables:
        // This works by adding a new handler to the stack that runs
        // before the error page, retrieving the shared page handler
        // instance, and working with it to add new data tables
        $app['whoops.silex_info_handler'] = $app->protect(function () use ($app) {
            try {
                /** @var Request $request */
                $request = $app['request'];
            } catch (RuntimeException $e) {
                // This error occurred too early in the application's life
                // and the request instance is not yet available.
                return;
            }

/** @var Handler $errorPageHandler */
            $errorPageHandler = $app["whoops.error_page_handler"];

if ($errorPageHandler instanceof PrettyPageHandler) {
                /** @var PrettyPageHandler $errorPageHandler */

// General application info:
                $errorPageHandler->addDataTable('Silex Application', array(
                    'Charset'          => $app['charset'],
                    'Locale'           => $app['locale'],
                    'Route Class'      => $app['route_class'],
                    'Dispatcher Class' => $app['dispatcher_class'],
                    'Application Class' => get_class($app),
                ));

// Request info:
                $errorPageHandler->addDataTable('Silex Application (Request)', array(
                    'URI'         => $request->getUri(),
                    'Request URI' => $request->getRequestUri(),
                    'Path Info'   => $request->getPathInfo(),
                    'Query String' => $request->getQueryString() ?: '<none>',
                    'HTTP Method' => $request->getMethod(),
                    'Script Name' => $request->getScriptName(),
                    'Base Path'   => $request->getBasePath(),
                    'Base URL'    => $request->getBaseUrl(),
                    'Scheme'      => $request->getScheme(),
                    'Port'        => $request->getPort(),
                    'Host'        => $request->getHost(),
                ));
            }
        });

$app['whoops'] = $app->share(function () use ($app) {
            $run = new Run();
            $run->allowQuit(false);
            $run->pushHandler($app['whoops.error_page_handler']);
            $run->pushHandler($app['whoops.silex_info_handler']);
            return $run;
        });

$app->error(function ($e) use ($app) {
            $method = Run::EXCEPTION_HANDLER;

ob_start();
            $app['whoops']->$method($e);
            $response = ob_get_clean();
            $code = $e instanceof HttpException ? $e->getStatusCode() : 500;

return new Response($response, $code);
        });

$app['whoops']->register();
    }

/**
     * @see Silex\ServiceProviderInterface::boot
     */
    public function boot(Application $app)
    {
    }
}

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