home/alospiesjs/www/apis/youtube/vendor/guzzlehttp/guzzle/src/RedirectMiddleware.php000060400000017556151160613450025234 0ustar00 5, 'protocols' => ['http', 'https'], 'strict' => false, 'referer' => false, 'track_redirects' => false, ]; /** * @var callable(RequestInterface, array): PromiseInterface */ private $nextHandler; /** * @param callable(RequestInterface, array): PromiseInterface $nextHandler Next handler to invoke. */ public function __construct(callable $nextHandler) { $this->nextHandler = $nextHandler; } public function __invoke(RequestInterface $request, array $options): PromiseInterface { $fn = $this->nextHandler; if (empty($options['allow_redirects'])) { return $fn($request, $options); } if ($options['allow_redirects'] === true) { $options['allow_redirects'] = self::$defaultSettings; } elseif (!\is_array($options['allow_redirects'])) { throw new \InvalidArgumentException('allow_redirects must be true, false, or array'); } else { // Merge the default settings with the provided settings $options['allow_redirects'] += self::$defaultSettings; } if (empty($options['allow_redirects']['max'])) { return $fn($request, $options); } return $fn($request, $options) ->then(function (ResponseInterface $response) use ($request, $options) { return $this->checkRedirect($request, $options, $response); }); } /** * @return ResponseInterface|PromiseInterface */ public function checkRedirect(RequestInterface $request, array $options, ResponseInterface $response) { if (\strpos((string) $response->getStatusCode(), '3') !== 0 || !$response->hasHeader('Location') ) { return $response; } $this->guardMax($request, $response, $options); $nextRequest = $this->modifyRequest($request, $options, $response); // If authorization is handled by curl, unset it if host is different. if ($request->getUri()->getHost() !== $nextRequest->getUri()->getHost() && defined('\CURLOPT_HTTPAUTH') ) { unset( $options['curl'][\CURLOPT_HTTPAUTH], $options['curl'][\CURLOPT_USERPWD] ); } if (isset($options['allow_redirects']['on_redirect'])) { ($options['allow_redirects']['on_redirect'])( $request, $response, $nextRequest->getUri() ); } $promise = $this($nextRequest, $options); // Add headers to be able to track history of redirects. if (!empty($options['allow_redirects']['track_redirects'])) { return $this->withTracking( $promise, (string) $nextRequest->getUri(), $response->getStatusCode() ); } return $promise; } /** * Enable tracking on promise. */ private function withTracking(PromiseInterface $promise, string $uri, int $statusCode): PromiseInterface { return $promise->then( static function (ResponseInterface $response) use ($uri, $statusCode) { // Note that we are pushing to the front of the list as this // would be an earlier response than what is currently present // in the history header. $historyHeader = $response->getHeader(self::HISTORY_HEADER); $statusHeader = $response->getHeader(self::STATUS_HISTORY_HEADER); \array_unshift($historyHeader, $uri); \array_unshift($statusHeader, (string) $statusCode); return $response->withHeader(self::HISTORY_HEADER, $historyHeader) ->withHeader(self::STATUS_HISTORY_HEADER, $statusHeader); } ); } /** * Check for too many redirects * * @throws TooManyRedirectsException Too many redirects. */ private function guardMax(RequestInterface $request, ResponseInterface $response, array &$options): void { $current = $options['__redirect_count'] ?? 0; $options['__redirect_count'] = $current + 1; $max = $options['allow_redirects']['max']; if ($options['__redirect_count'] > $max) { throw new TooManyRedirectsException("Will not follow more than {$max} redirects", $request, $response); } } public function modifyRequest(RequestInterface $request, array $options, ResponseInterface $response): RequestInterface { // Request modifications to apply. $modify = []; $protocols = $options['allow_redirects']['protocols']; // Use a GET request if this is an entity enclosing request and we are // not forcing RFC compliance, but rather emulating what all browsers // would do. $statusCode = $response->getStatusCode(); if ($statusCode == 303 || ($statusCode <= 302 && !$options['allow_redirects']['strict']) ) { $safeMethods = ['GET', 'HEAD', 'OPTIONS']; $requestMethod = $request->getMethod(); $modify['method'] = in_array($requestMethod, $safeMethods) ? $requestMethod : 'GET'; $modify['body'] = ''; } $uri = $this->redirectUri($request, $response, $protocols); if (isset($options['idn_conversion']) && ($options['idn_conversion'] !== false)) { $idnOptions = ($options['idn_conversion'] === true) ? \IDNA_DEFAULT : $options['idn_conversion']; $uri = Utils::idnUriConvert($uri, $idnOptions); } $modify['uri'] = $uri; Psr7\Message::rewindBody($request); // Add the Referer header if it is told to do so and only // add the header if we are not redirecting from https to http. if ($options['allow_redirects']['referer'] && $modify['uri']->getScheme() === $request->getUri()->getScheme() ) { $uri = $request->getUri()->withUserInfo(''); $modify['set_headers']['Referer'] = (string) $uri; } else { $modify['remove_headers'][] = 'Referer'; } // Remove Authorization header if host is different. if ($request->getUri()->getHost() !== $modify['uri']->getHost()) { $modify['remove_headers'][] = 'Authorization'; } return Psr7\Utils::modifyRequest($request, $modify); } /** * Set the appropriate URL on the request based on the location header */ private function redirectUri(RequestInterface $request, ResponseInterface $response, array $protocols): UriInterface { $location = Psr7\UriResolver::resolve( $request->getUri(), new Psr7\Uri($response->getHeaderLine('Location')) ); // Ensure that the redirect URI is allowed based on the protocols. if (!\in_array($location->getScheme(), $protocols)) { throw new BadResponseException(\sprintf('Redirect URI, %s, does not use one of the allowed redirect protocols: %s', $location, \implode(', ', $protocols)), $request, $response); } return $location; } }