HttpClientInterface.php 5.6 KB

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  1. <?php
  2. /*
  3. * This file is part of the Symfony package.
  4. *
  5. * (c) Fabien Potencier <fabien@symfony.com>
  6. *
  7. * For the full copyright and license information, please view the LICENSE
  8. * file that was distributed with this source code.
  9. */
  10. namespace Symfony\Contracts\HttpClient;
  11. use Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface;
  12. use Symfony\Contracts\HttpClient\Test\HttpClientTestCase;
  13. /**
  14. * Provides flexible methods for requesting HTTP resources synchronously or asynchronously.
  15. *
  16. * @see HttpClientTestCase for a reference test suite
  17. *
  18. * @author Nicolas Grekas <p@tchwork.com>
  19. */
  20. interface HttpClientInterface
  21. {
  22. public const OPTIONS_DEFAULTS = [
  23. 'auth_basic' => null, // array|string - an array containing the username as first value, and optionally the
  24. // password as the second one; or string like username:password - enabling HTTP Basic
  25. // authentication (RFC 7617)
  26. 'auth_bearer' => null, // string - a token enabling HTTP Bearer authorization (RFC 6750)
  27. 'query' => [], // string[] - associative array of query string values to merge with the request's URL
  28. 'headers' => [], // iterable|string[]|string[][] - headers names provided as keys or as part of values
  29. 'body' => '', // array|string|resource|\Traversable|\Closure - the callback SHOULD yield a string
  30. // smaller than the amount requested as argument; the empty string signals EOF; if
  31. // an array is passed, it is meant as a form payload of field names and values
  32. 'json' => null, // mixed - if set, implementations MUST set the "body" option to the JSON-encoded
  33. // value and set the "content-type" header to a JSON-compatible value if it is not
  34. // explicitly defined in the headers option - typically "application/json"
  35. 'user_data' => null, // mixed - any extra data to attach to the request (scalar, callable, object...) that
  36. // MUST be available via $response->getInfo('user_data') - not used internally
  37. 'max_redirects' => 20, // int - the maximum number of redirects to follow; a value lower than or equal to 0
  38. // means redirects should not be followed; "Authorization" and "Cookie" headers MUST
  39. // NOT follow except for the initial host name
  40. 'http_version' => null, // string - defaults to the best supported version, typically 1.1 or 2.0
  41. 'base_uri' => null, // string - the URI to resolve relative URLs, following rules in RFC 3986, section 2
  42. 'buffer' => true, // bool|resource|\Closure - whether the content of the response should be buffered or not,
  43. // or a stream resource where the response body should be written,
  44. // or a closure telling if/where the response should be buffered based on its headers
  45. 'on_progress' => null, // callable(int $dlNow, int $dlSize, array $info) - throwing any exceptions MUST abort
  46. // the request; it MUST be called on DNS resolution, on arrival of headers and on
  47. // completion; it SHOULD be called on upload/download of data and at least 1/s
  48. 'resolve' => [], // string[] - a map of host to IP address that SHOULD replace DNS resolution
  49. 'proxy' => null, // string - by default, the proxy-related env vars handled by curl SHOULD be honored
  50. 'no_proxy' => null, // string - a comma separated list of hosts that do not require a proxy to be reached
  51. 'timeout' => null, // float - the idle timeout - defaults to ini_get('default_socket_timeout')
  52. 'max_duration' => 0, // float - the maximum execution time for the request+response as a whole;
  53. // a value lower than or equal to 0 means it is unlimited
  54. 'bindto' => '0', // string - the interface or the local socket to bind to
  55. 'verify_peer' => true, // see https://php.net/context.ssl for the following options
  56. 'verify_host' => true,
  57. 'cafile' => null,
  58. 'capath' => null,
  59. 'local_cert' => null,
  60. 'local_pk' => null,
  61. 'passphrase' => null,
  62. 'ciphers' => null,
  63. 'peer_fingerprint' => null,
  64. 'capture_peer_cert_chain' => false,
  65. 'extra' => [], // array - additional options that can be ignored if unsupported, unlike regular options
  66. ];
  67. /**
  68. * Requests an HTTP resource.
  69. *
  70. * Responses MUST be lazy, but their status code MUST be
  71. * checked even if none of their public methods are called.
  72. *
  73. * Implementations are not required to support all options described above; they can also
  74. * support more custom options; but in any case, they MUST throw a TransportExceptionInterface
  75. * when an unsupported option is passed.
  76. *
  77. * @throws TransportExceptionInterface When an unsupported option is passed
  78. */
  79. public function request(string $method, string $url, array $options = []): ResponseInterface;
  80. /**
  81. * Yields responses chunk by chunk as they complete.
  82. *
  83. * @param ResponseInterface|ResponseInterface[]|iterable $responses One or more responses created by the current HTTP client
  84. * @param float|null $timeout The idle timeout before yielding timeout chunks
  85. */
  86. public function stream($responses, float $timeout = null): ResponseStreamInterface;
  87. }