Файл: vendor/guzzlehttp/guzzle/src/Handler/Proxy.php
Строк: 139
<?php
namespace GuzzleHttpHandler;
use GuzzleHttpPromisePromiseInterface;
use GuzzleHttpRequestOptions;
use PsrHttpMessageRequestInterface;
/**
* Provides basic proxies for handlers.
*
* @final
*/
class Proxy
{
/**
* Sends synchronous requests to a specific handler while sending all other
* requests to another handler.
*
* @param callable(RequestInterface, array): PromiseInterface $default Handler used for normal responses
* @param callable(RequestInterface, array): PromiseInterface $sync Handler used for synchronous responses.
*
* @return callable(RequestInterface, array): PromiseInterface Returns the composed handler.
*/
public static function wrapSync(callable $default, callable $sync): callable
{
return static function (RequestInterface $request, array $options) use ($default, $sync): PromiseInterface {
return empty($options[RequestOptions::SYNCHRONOUS]) ? $default($request, $options) : $sync($request, $options);
};
}
/**
* Sends streaming requests to a streaming compatible handler while sending
* all other requests to a default handler.
*
* This, for example, could be useful for taking advantage of the
* performance benefits of curl while still supporting true streaming
* through the StreamHandler.
*
* @param callable(RequestInterface, array): PromiseInterface $default Handler used for non-streaming responses
* @param callable(RequestInterface, array): PromiseInterface $streaming Handler used for streaming responses
*
* @return callable(RequestInterface, array): PromiseInterface Returns the composed handler.
*/
public static function wrapStreaming(callable $default, callable $streaming): callable
{
return static function (RequestInterface $request, array $options) use ($default, $streaming): PromiseInterface {
return empty($options['stream']) ? $default($request, $options) : $streaming($request, $options);
};
}
/**
* Sends requests to a fallback handler when the default cURL handler cannot
* honor TLS 1.2 selection.
*
* @param callable(RequestInterface, array): PromiseInterface $default
* @param callable(RequestInterface, array): PromiseInterface $fallback
*
* @return callable(RequestInterface, array): PromiseInterface Returns the composed handler.
*/
public static function wrapTlsFallback(callable $default, callable $fallback): callable
{
return static function (RequestInterface $request, array $options) use ($default, $fallback): PromiseInterface {
if (self::requiresTls12Fallback($options)) {
return $fallback($request, $options);
}
return $default($request, $options);
};
}
/**
* @param array<string, mixed> $options
*/
private static function requiresTls12Fallback(array $options): bool
{
return isset($options[RequestOptions::CRYPTO_METHOD])
&& $options[RequestOptions::CRYPTO_METHOD] === STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT
&& !CurlVersion::supportsTls12();
}
}