Symfony Profiler

<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bundle\WebProfilerBundle\Controller;
use Symfony\Bundle\WebProfilerBundle\Csp\ContentSecurityPolicyHandler;
use Symfony\Bundle\WebProfilerBundle\Profiler\TemplateManager;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpFoundation\Session\Flash\AutoExpireFlashBag;
use Symfony\Component\HttpKernel\DataCollector\DumpDataCollector;
use Symfony\Component\HttpKernel\DataCollector\ExceptionDataCollector;
use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
use Symfony\Component\HttpKernel\Profiler\Profiler;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
use Twig\Environment;
/**
* @author Fabien Potencier <fabien@symfony.com>
*
* @internal since Symfony 4.4
*/
class ProfilerController
{
private $templateManager;
private $generator;
private $profiler;
private $twig;
private $templates;
private $cspHandler;
private $baseDir;
public function __construct(UrlGeneratorInterface $generator, Profiler $profiler = null, Environment $twig, array $templates, ContentSecurityPolicyHandler $cspHandler = null, string $baseDir = null)
{
$this->generator = $generator;
$this->profiler = $profiler;
$this->twig = $twig;
$this->templates = $templates;
$this->cspHandler = $cspHandler;
$this->baseDir = $baseDir;
}
/**
* Redirects to the last profiles.
*
* @return RedirectResponse A RedirectResponse instance
*
* @throws NotFoundHttpException
*/
public function homeAction()
{
$this->denyAccessIfProfilerDisabled();
return new RedirectResponse($this->generator->generate('_profiler_search_results', ['token' => 'empty', 'limit' => 10]), 302, ['Content-Type' => 'text/html']);
}
/**
* Renders a profiler panel for the given token.
*
* @param string $token The profiler token
*
* @return Response A Response instance
*
* @throws NotFoundHttpException
*/
public function panelAction(Request $request, $token)
{
$this->denyAccessIfProfilerDisabled();
if (null !== $this->cspHandler) {
$this->cspHandler->disableCsp();
}
$panel = $request->query->get('panel');
$page = $request->query->get('page', 'home');
if ('latest' === $token && $latest = current($this->profiler->find(null, null, 1, null, null, null))) {
$token = $latest['token'];
}
if (!$profile = $this->profiler->loadProfile($token)) {
return $this->renderWithCspNonces($request, '@WebProfiler/Profiler/info.html.twig', ['about' => 'no_token', 'token' => $token, 'request' => $request]);
}
if (null === $panel) {
$panel = 'request';
foreach ($profile->getCollectors() as $collector) {
if ($collector instanceof ExceptionDataCollector && $collector->hasException()) {
$panel = $collector->getName();
break;
}
if ($collector instanceof DumpDataCollector && $collector->getDumpsCount() > 0) {
$panel = $collector->getName();
}
}
}
if (!$profile->hasCollector($panel)) {
throw new NotFoundHttpException(sprintf('Panel "%s" is not available for token "%s".', $panel, $token));
}
return $this->renderWithCspNonces($request, $this->getTemplateManager()->getName($profile, $panel), [
'token' => $token,
'profile' => $profile,
'collector' => $profile->getCollector($panel),
'panel' => $panel,
'page' => $page,
'request' => $request,
'templates' => $this->getTemplateManager()->getNames($profile),
'is_ajax' => $request->isXmlHttpRequest(),
'profiler_markup_version' => 2, // 1 = original profiler, 2 = Symfony 2.8+ profiler
]);
}
/**
* Renders the Web Debug Toolbar.
*
* @param string $token The profiler token
*
* @return Response A Response instance
*
* @throws NotFoundHttpException
*/
public function toolbarAction(Request $request, $token)
{
if (null === $this->profiler) {
throw new NotFoundHttpException('The profiler must be enabled.');
}
if ($request->hasSession() && ($session = $request->getSession())->isStarted() && $session->getFlashBag() instanceof AutoExpireFlashBag) {
// keep current flashes for one more request if using AutoExpireFlashBag
$session->getFlashBag()->setAll($session->getFlashBag()->peekAll());
}
if ('empty' === $token || null === $token) {
return new Response('', 200, ['Content-Type' => 'text/html']);
}
$this->profiler->disable();
if (!$profile = $this->profiler->loadProfile($token)) {
return new Response('', 404, ['Content-Type' => 'text/html']);
}
$url = null;
try {
$url = $this->generator->generate('_profiler', ['token' => $token], UrlGeneratorInterface::ABSOLUTE_URL);
} catch (\Exception $e) {
// the profiler is not enabled
}
return $this->renderWithCspNonces($request, '@WebProfiler/Profiler/toolbar.html.twig', [
'request' => $request,
'profile' => $profile,
'templates' => $this->getTemplateManager()->getNames($profile),
'profiler_url' => $url,
'token' => $token,
'profiler_markup_version' => 2, // 1 = original toolbar, 2 = Symfony 2.8+ toolbar
]);
}
/**
* Renders the profiler search bar.
*
* @return Response A Response instance
*
* @throws NotFoundHttpException
*/
public function searchBarAction(Request $request)
{
$this->denyAccessIfProfilerDisabled();
if (null !== $this->cspHandler) {
$this->cspHandler->disableCsp();
}
if (!$request->hasSession()) {
$ip =
$method =
$statusCode =
$url =
$start =
$end =
$limit =
$token = null;
} else {
$session = $request->getSession();
$ip = $request->query->get('ip', $session->get('_profiler_search_ip'));
$method = $request->query->get('method', $session->get('_profiler_search_method'));
$statusCode = $request->query->get('status_code', $session->get('_profiler_search_status_code'));
$url = $request->query->get('url', $session->get('_profiler_search_url'));
$start = $request->query->get('start', $session->get('_profiler_search_start'));
$end = $request->query->get('end', $session->get('_profiler_search_end'));
$limit = $request->query->get('limit', $session->get('_profiler_search_limit'));
$token = $request->query->get('token', $session->get('_profiler_search_token'));
}
return new Response(
$this->twig->render('@WebProfiler/Profiler/search.html.twig', [
'token' => $token,
'ip' => $ip,
'method' => $method,
'status_code' => $statusCode,
'url' => $url,
'start' => $start,
'end' => $end,
'limit' => $limit,
'request' => $request,
]),
200,
['Content-Type' => 'text/html']
);
}
/**
* Renders the search results.
*
* @param string $token The token
*
* @return Response A Response instance
*
* @throws NotFoundHttpException
*/
public function searchResultsAction(Request $request, $token)
{
$this->denyAccessIfProfilerDisabled();
if (null !== $this->cspHandler) {
$this->cspHandler->disableCsp();
}
$profile = $this->profiler->loadProfile($token);
$ip = $request->query->get('ip');
$method = $request->query->get('method');
$statusCode = $request->query->get('status_code');
$url = $request->query->get('url');
$start = $request->query->get('start', null);
$end = $request->query->get('end', null);
$limit = $request->query->get('limit');
return $this->renderWithCspNonces($request, '@WebProfiler/Profiler/results.html.twig', [
'request' => $request,
'token' => $token,
'profile' => $profile,
'tokens' => $this->profiler->find($ip, $url, $limit, $method, $start, $end, $statusCode),
'ip' => $ip,
'method' => $method,
'status_code' => $statusCode,
'url' => $url,
'start' => $start,
'end' => $end,
'limit' => $limit,
'panel' => null,
]);
}
/**
* Narrows the search bar.
*
* @return Response A Response instance
*
* @throws NotFoundHttpException
*/
public function searchAction(Request $request)
{
$this->denyAccessIfProfilerDisabled();
$ip = $request->query->get('ip');
$method = $request->query->get('method');
$statusCode = $request->query->get('status_code');
$url = $request->query->get('url');
$start = $request->query->get('start', null);
$end = $request->query->get('end', null);
$limit = $request->query->get('limit');
$token = $request->query->get('token');
if ($request->hasSession()) {
$session = $request->getSession();
$session->set('_profiler_search_ip', $ip);
$session->set('_profiler_search_method', $method);
$session->set('_profiler_search_status_code', $statusCode);
$session->set('_profiler_search_url', $url);
$session->set('_profiler_search_start', $start);
$session->set('_profiler_search_end', $end);
$session->set('_profiler_search_limit', $limit);
$session->set('_profiler_search_token', $token);
}
if (!empty($token)) {
return new RedirectResponse($this->generator->generate('_profiler', ['token' => $token]), 302, ['Content-Type' => 'text/html']);
}
$tokens = $this->profiler->find($ip, $url, $limit, $method, $start, $end, $statusCode);
return new RedirectResponse($this->generator->generate('_profiler_search_results', [
'token' => $tokens ? $tokens[0]['token'] : 'empty',
'ip' => $ip,
'method' => $method,
'status_code' => $statusCode,
'url' => $url,
'start' => $start,
'end' => $end,
'limit' => $limit,
]), 302, ['Content-Type' => 'text/html']);
}
/**
* Displays the PHP info.
*
* @return Response A Response instance
*
* @throws NotFoundHttpException
*/
public function phpinfoAction()
{
$this->denyAccessIfProfilerDisabled();
if (null !== $this->cspHandler) {
$this->cspHandler->disableCsp();
}
ob_start();
phpinfo();
$phpinfo = ob_get_clean();
return new Response($phpinfo, 200, ['Content-Type' => 'text/html']);
}
/**
* Displays the source of a file.
*
* @return Response A Response instance
*
* @throws NotFoundHttpException
*/
public function openAction(Request $request)
{
if (null === $this->baseDir) {
throw new NotFoundHttpException('The base dir should be set.');
}
if ($this->profiler) {
$this->profiler->disable();
}
$file = $request->query->get('file');
$line = $request->query->get('line');
$filename = $this->baseDir.\DIRECTORY_SEPARATOR.$file;
if (preg_match("'(^|[/\\\\])\.'", $file) || !is_readable($filename)) {
throw new NotFoundHttpException(sprintf('The file "%s" cannot be opened.', $file));
}
return $this->renderWithCspNonces($request, '@WebProfiler/Profiler/open.html.twig', [
'filename' => $filename,
'file' => $file,
'line' => $line,
]);
}
/**
* Gets the Template Manager.
*
* @return TemplateManager The Template Manager
*/
protected function getTemplateManager()
{
if (null === $this->templateManager) {
$this->templateManager = new TemplateManager($this->profiler, $this->twig, $this->templates);
}
return $this->templateManager;
}
private function denyAccessIfProfilerDisabled()
{
if (null === $this->profiler) {
throw new NotFoundHttpException('The profiler must be enabled.');
}
$this->profiler->disable();
}
private function renderWithCspNonces(Request $request, string $template, array $variables, int $code = 200, array $headers = ['Content-Type' => 'text/html']): Response
{
$response = new Response('', $code, $headers);
$nonces = $this->cspHandler ? $this->cspHandler->getNonces($request, $response) : [];
$variables['csp_script_nonce'] = $nonces['csp_script_nonce'] ?? null;
$variables['csp_style_nonce'] = $nonces['csp_style_nonce'] ?? null;
$response->setContent($this->twig->render($template, $variables));
return $response;
}
}

vendor/symfony/web-profiler-bundle/Controller/ProfilerController.php line 201