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<?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\Component\BrowserKit;
use Symfony\Component\HttpClient\HttpClient;
use Symfony\Component\Mime\Part\AbstractPart;
use Symfony\Component\Mime\Part\DataPart;
use Symfony\Component\Mime\Part\Multipart\FormDataPart;
use Symfony\Component\Mime\Part\TextPart;
use Symfony\Contracts\HttpClient\HttpClientInterface;
/**
* An implementation of a browser using the HttpClient component
* to make real HTTP requests.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class HttpBrowser extends AbstractBrowser
{
private $client;
public function __construct(HttpClientInterface $client = null, History $history = null, CookieJar $cookieJar = null)
{
if (!$client && !class_exists(HttpClient::class)) {
throw new \LogicException(sprintf('You cannot use "%s" as the HttpClient component is not installed. Try running "composer require symfony/http-client".', __CLASS__));
}
$this->client = $client ?? HttpClient::create();
parent::__construct([], $history, $cookieJar);
}
/**
* @param Request $request
*/
protected function doRequest($request): Response
{
$headers = $this->getHeaders($request);
[$body, $extraHeaders] = $this->getBodyAndExtraHeaders($request, $headers);
$response = $this->client->request($request->getMethod(), $request->getUri(), [
'headers' => array_merge($headers, $extraHeaders),
'body' => $body,
'max_redirects' => 0,
]);
return new Response($response->getContent(false), $response->getStatusCode(), $response->getHeaders(false));
}
/**
* @return array [$body, $headers]
*/
private function getBodyAndExtraHeaders(Request $request, array $headers): array
{
if (\in_array($request->getMethod(), ['GET', 'HEAD'])) {
return ['', []];
}
if (!class_exists(AbstractPart::class)) {
throw new \LogicException('You cannot pass non-empty bodies as the Mime component is not installed. Try running "composer require symfony/mime".');
}
if (null !== $content = $request->getContent()) {
if (isset($headers['content-type'])) {
return [$content, []];
}
$part = new TextPart($content, 'utf-8', 'plain', '8bit');
return [$part->bodyToString(), $part->getPreparedHeaders()->toArray()];
}
$fields = $request->getParameters();
if ($uploadedFiles = $this->getUploadedFiles($request->getFiles())) {
$part = new FormDataPart(array_merge($fields, $uploadedFiles));
return [$part->bodyToIterable(), $part->getPreparedHeaders()->toArray()];
}
if (empty($fields)) {
return ['', []];
}
return [http_build_query($fields, '', '&', \PHP_QUERY_RFC1738), ['Content-Type' => 'application/x-www-form-urlencoded']];
}
private function getHeaders(Request $request): array
{
$headers = [];
foreach ($request->getServer() as $key => $value) {
$key = strtolower(str_replace('_', '-', $key));
$contentHeaders = ['content-length' => true, 'content-md5' => true, 'content-type' => true];
if (str_starts_with($key, 'http-')) {
$headers[substr($key, 5)] = $value;
} elseif (isset($contentHeaders[$key])) {
// CONTENT_* are not prefixed with HTTP_
$headers[$key] = $value;
}
}
$cookies = [];
foreach ($this->getCookieJar()->allRawValues($request->getUri()) as $name => $value) {
$cookies[] = $name.'='.$value;
}
if ($cookies) {
$headers['cookie'] = implode('; ', $cookies);
}
return $headers;
}
/**
* Recursively go through the list. If the file has a tmp_name, convert it to a DataPart.
* Keep the original hierarchy.
*/
private function getUploadedFiles(array $files): array
{
$uploadedFiles = [];
foreach ($files as $name => $file) {
if (!\is_array($file)) {
return $uploadedFiles;
}
if (!isset($file['tmp_name'])) {
$uploadedFiles[$name] = $this->getUploadedFiles($file);
}
if (isset($file['tmp_name'])) {
$uploadedFiles[$name] = DataPart::fromPath($file['tmp_name'], $file['name']);
}
}
return $uploadedFiles;
}
}