<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpKernel\DataCollector;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Symfony\Component\HttpFoundation\Cookie;
use Symfony\Component\HttpFoundation\ParameterBag;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RequestStack;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpFoundation\Session\SessionBagInterface;
use Symfony\Component\HttpFoundation\Session\SessionInterface;
use Symfony\Component\HttpKernel\Event\ControllerEvent;
use Symfony\Component\HttpKernel\Event\ResponseEvent;
use Symfony\Component\HttpKernel\KernelEvents;
/**
* @author Fabien Potencier <[email protected]>
*
* @final
*/
class RequestDataCollector extends DataCollector implements EventSubscriberInterface, LateDataCollectorInterface
{
protected $controllers;
private $sessionUsages = [];
private $requestStack;
public function __construct(?RequestStack $requestStack = null)
{
$this->controllers = new \SplObjectStorage();
$this->requestStack = $requestStack;
}
/**
* {@inheritdoc}
*/
public function collect(Request $request, Response $response, \Throwable $exception = null)
{
// attributes are serialized and as they can be anything, they need to be converted to strings.
$attributes = [];
$route = '';
foreach ($request->attributes->all() as $key => $value) {
if ('_route' === $key) {
$route = \is_object($value) ? $value->getPath() : $value;
$attributes[$key] = $route;
} else {
$attributes[$key] = $value;
}
}
$content = $request->getContent();
$sessionMetadata = [];
$sessionAttributes = [];
$flashes = [];
if ($request->hasSession()) {
$session = $request->getSession();
if ($session->isStarted()) {
$sessionMetadata['Created'] = date(\DATE_RFC822, $session->getMetadataBag()->getCreated());
$sessionMetadata['Last used'] = date(\DATE_RFC822, $session->getMetadataBag()->getLastUsed());
$sessionMetadata['Lifetime'] = $session->getMetadataBag()->getLifetime();
$sessionAttributes = $session->all();
$flashes = $session->getFlashBag()->peekAll();
}
}
$statusCode = $response->getStatusCode();
$responseCookies = [];
foreach ($response->headers->getCookies() as $cookie) {
$responseCookies[$cookie->getName()] = $cookie;
}
$dotenvVars = [];
foreach (explode(',', $_SERVER['SYMFONY_DOTENV_VARS'] ?? $_ENV['SYMFONY_DOTENV_VARS'] ?? '') as $name) {
if ('' !== $name && isset($_ENV[$name])) {
$dotenvVars[$name] = $_ENV[$name];
}
}
$this->data = [
'method' => $request->getMethod(),
'format' => $request->getRequestFormat(),
'content_type' => $response->headers->get('Content-Type', 'text/html'),
'status_text' => Response::$statusTexts[$statusCode] ?? '',
'status_code' => $statusCode,
'request_query' => $request->query->all(),
'request_request' => $request->request->all(),
'request_files' => $request->files->all(),
'request_headers' => $request->headers->all(),
'request_server' => $request->server->all(),
'request_cookies' => $request->cookies->all(),
'request_attributes' => $attributes,
'route' => $route,
'response_headers' => $response->headers->all(),
'response_cookies' => $responseCookies,
'session_metadata' => $sessionMetadata,
'session_attributes' => $sessionAttributes,
'session_usages' => array_values($this->sessionUsages),
'stateless_check' => $this->requestStack && $this->requestStack->getMainRequest()->attributes->get('_stateless', false),
'flashes' => $flashes,
'path_info' => $request->getPathInfo(),
'controller' => 'n/a',
'locale' => $request->getLocale(),
'dotenv_vars' => $dotenvVars,
];
if (isset($this->data['request_headers']['php-auth-pw'])) {
$this->data['request_headers']['php-auth-pw'] = '******';
}
if (isset($this->data['request_server']['PHP_AUTH_PW'])) {
$this->data['request_server']['PHP_AUTH_PW'] = '******';
}
if (isset($this->data['request_request']['_password'])) {
$encodedPassword = rawurlencode($this->data['request_request']['_password']);
$content = str_replace('_password='.$encodedPassword, '_password=******', $content);
$this->data['request_request']['_password'] = '******';
}
$this->data['content'] = $content;
foreach ($this->data as $key => $value) {
if (!\is_array($value)) {
continue;
}
if ('request_headers' === $key || 'response_headers' === $key) {
$this->data[$key] = array_map(function ($v) { return isset($v[0]) && !isset($v[1]) ? $v[0] : $v; }, $value);
}
}
if (isset($this->controllers[$request])) {
$this->data['controller'] = $this->parseController($this->controllers[$request]);
unset($this->controllers[$request]);
}
if ($request->attributes->has('_redirected') && $redirectCookie = $request->cookies->get('sf_redirect')) {
$this->data['redirect'] = json_decode($redirectCookie, true);
$response->headers->clearCookie('sf_redirect');
}
if ($response->isRedirect()) {
$response->headers->setCookie(new Cookie(
'sf_redirect',
json_encode([
'token' => $response->headers->get('x-debug-token'),
'route' => $request->attributes->get('_route', 'n/a'),
'method' => $request->getMethod(),
'controller' => $this->parseController($request->attributes->get('_controller')),
'status_code' => $statusCode,
'status_text' => Response::$statusTexts[(int) $statusCode],
]),
0, '/', null, $request->isSecure(), true, false, 'lax'
));
}
$this->data['identifier'] = $this->data['route'] ?: (\is_array($this->data['controller']) ? $this->data['controller']['class'].'::'.$this->data['controller']['method'].'()' : $this->data['controller']);
if ($response->headers->has('x-previous-debug-token')) {
$this->data['forward_token'] = $response->headers->get('x-previous-debug-token');
}
}
public function lateCollect()
{
$this->data = $this->cloneVar($this->data);
}
public function reset()
{
$this->data = [];
$this->controllers = new \SplObjectStorage();
$this->sessionUsages = [];
}
public function getMethod()
{
return $this->data['method'];
}
public function getPathInfo()
{
return $this->data['path_info'];
}
public function getRequestRequest()
{
return new ParameterBag($this->data['request_request']->getValue());
}
public function getRequestQuery()
{
return new ParameterBag($this->data['request_query']->getValue());
}
public function getRequestFiles()
{
return new ParameterBag($this->data['request_files']->getValue());
}
public function getRequestHeaders()
{
return new ParameterBag($this->data['request_headers']->getValue());
}
public function getRequestServer($raw = false)
{
return new ParameterBag($this->data['request_server']->getValue($raw));
}
public function getRequestCookies($raw = false)
{
return new ParameterBag($this->data['request_cookies']->getValue($raw));
}
public function getRequestAttributes()
{
return new ParameterBag($this->data['request_attributes']->getValue());
}
public function getResponseHeaders()
{
return new ParameterBag($this->data['response_headers']->getValue());
}
public function getResponseCookies()
{
return new ParameterBag($this->data['response_cookies']->getValue());
}
public function getSessionMetadata()
{
return $this->data['session_metadata']->getValue();
}
public function getSessionAttributes()
{
return $this->data['session_attributes']->getValue();
}
public function getStatelessCheck()
{
return $this->data['stateless_check'];
}
public function getSessionUsages()
{
return $this->data['session_usages'];
}
public function getFlashes()
{
return $this->data['flashes']->getValue();
}
public function getContent()
{
return $this->data['content'];
}
public function isJsonRequest()
{
return 1 === preg_match('{^application/(?:\w+\++)*json$}i', $this->data['request_headers']['content-type']);
}
public function getPrettyJson()
{
$decoded = json_decode($this->getContent());
return \JSON_ERROR_NONE === json_last_error() ? json_encode($decoded, \JSON_PRETTY_PRINT) : null;
}
public function getContentType()
{
return $this->data['content_type'];
}
public function getStatusText()
{
return $this->data['status_text'];
}
public function getStatusCode()
{
return $this->data['status_code'];
}
public function getFormat()
{
return $this->data['format'];
}
public function getLocale()
{
return $this->data['locale'];
}
public function getDotenvVars()
{
return new ParameterBag($this->data['dotenv_vars']->getValue());
}
/**
* Gets the route name.
*
* The _route request attributes is automatically set by the Router Matcher.
*
* @return string The route
*/
public function getRoute()
{
return $this->data['route'];
}
public function getIdentifier()
{
return $this->data['identifier'];
}
/**
* Gets the route parameters.
*
* The _route_params request attributes is automatically set by the RouterListener.
*
* @return array The parameters
*/
public function getRouteParams()
{
return isset($this->data['request_attributes']['_route_params']) ? $this->data['request_attributes']['_route_params']->getValue() : [];
}
/**
* Gets the parsed controller.
*
* @return array|string The controller as a string or array of data
* with keys 'class', 'method', 'file' and 'line'
*/
public function getController()
{
return $this->data['controller'];
}
/**
* Gets the previous request attributes.
*
* @return array|bool A legacy array of data from the previous redirection response
* or false otherwise
*/
public function getRedirect()
{
return $this->data['redirect'] ?? false;
}
public function getForwardToken()
{
return $this->data['forward_token'] ?? null;
}
public function onKernelController(ControllerEvent $event)
{
$this->controllers[$event->getRequest()] = $event->getController();
}
public function onKernelResponse(ResponseEvent $event)
{
if (!$event->isMainRequest()) {
return;
}
if ($event->getRequest()->cookies->has('sf_redirect')) {
$event->getRequest()->attributes->set('_redirected', true);
}
}
public static function getSubscribedEvents()
{
return [
KernelEvents::CONTROLLER => 'onKernelController',
KernelEvents::RESPONSE => 'onKernelResponse',
];
}
/**
* {@inheritdoc}
*/
public function getName()
{
return 'request';
}
public function collectSessionUsage(): void
{
$trace = debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS);
$traceEndIndex = \count($trace) - 1;
for ($i = $traceEndIndex; $i > 0; --$i) {
if (null !== ($class = $trace[$i]['class'] ?? null) && (is_subclass_of($class, SessionInterface::class) || is_subclass_of($class, SessionBagInterface::class))) {
$traceEndIndex = $i;
break;
}
}
if ((\count($trace) - 1) === $traceEndIndex) {
return;
}
// Remove part of the backtrace that belongs to session only
array_splice($trace, 0, $traceEndIndex);
// Merge identical backtraces generated by internal call reports
$name = sprintf('%s:%s', $trace[1]['class'] ?? $trace[0]['file'], $trace[0]['line']);
if (!\array_key_exists($name, $this->sessionUsages)) {
$this->sessionUsages[$name] = [
'name' => $name,
'file' => $trace[0]['file'],
'line' => $trace[0]['line'],
'trace' => $trace,
];
}
}
/**
* Parse a controller.
*
* @param mixed $controller The controller to parse
*
* @return array|string An array of controller data or a simple string
*/
protected function parseController($controller)
{
if (\is_string($controller) && false !== strpos($controller, '::')) {
$controller = explode('::', $controller);
}
if (\is_array($controller)) {
try {
$r = new \ReflectionMethod($controller[0], $controller[1]);
return [
'class' => \is_object($controller[0]) ? get_debug_type($controller[0]) : $controller[0],
'method' => $controller[1],
'file' => $r->getFileName(),
'line' => $r->getStartLine(),
];
} catch (\ReflectionException $e) {
if (\is_callable($controller)) {
// using __call or __callStatic
return [
'class' => \is_object($controller[0]) ? get_debug_type($controller[0]) : $controller[0],
'method' => $controller[1],
'file' => 'n/a',
'line' => 'n/a',
];
}
}
}
if ($controller instanceof \Closure) {
$r = new \ReflectionFunction($controller);
$controller = [
'class' => $r->getName(),
'method' => null,
'file' => $r->getFileName(),
'line' => $r->getStartLine(),
];
if (false !== strpos($r->name, '{closure}')) {
return $controller;
}
$controller['method'] = $r->name;
if ($class = $r->getClosureScopeClass()) {
$controller['class'] = $class->name;
} else {
return $r->name;
}
return $controller;
}
if (\is_object($controller)) {
$r = new \ReflectionClass($controller);
return [
'class' => $r->getName(),
'method' => null,
'file' => $r->getFileName(),
'line' => $r->getStartLine(),
];
}
return \is_string($controller) ? $controller : 'n/a';
}
}