232 lines
7.2 KiB
C++
232 lines
7.2 KiB
C++
/*************************************************************************/
|
|
/* http_client.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
#ifndef HTTP_CLIENT_H
|
|
#define HTTP_CLIENT_H
|
|
|
|
#include "io/ip.h"
|
|
#include "io/stream_peer.h"
|
|
#include "io/stream_peer_tcp.h"
|
|
#include "reference.h"
|
|
|
|
class HTTPClient : public Reference {
|
|
|
|
GDCLASS(HTTPClient, Reference);
|
|
|
|
public:
|
|
enum ResponseCode {
|
|
|
|
// 1xx informational
|
|
RESPONSE_CONTINUE = 100,
|
|
RESPONSE_SWITCHING_PROTOCOLS = 101,
|
|
RESPONSE_PROCESSING = 102,
|
|
|
|
// 2xx successful
|
|
RESPONSE_OK = 200,
|
|
RESPONSE_CREATED = 201,
|
|
RESPONSE_ACCEPTED = 202,
|
|
RESPONSE_NON_AUTHORITATIVE_INFORMATION = 203,
|
|
RESPONSE_NO_CONTENT = 204,
|
|
RESPONSE_RESET_CONTENT = 205,
|
|
RESPONSE_PARTIAL_CONTENT = 206,
|
|
RESPONSE_MULTI_STATUS = 207,
|
|
RESPONSE_ALREADY_REPORTED = 208,
|
|
RESPONSE_IM_USED = 226,
|
|
|
|
// 3xx redirection
|
|
RESPONSE_MULTIPLE_CHOICES = 300,
|
|
RESPONSE_MOVED_PERMANENTLY = 301,
|
|
RESPONSE_FOUND = 302,
|
|
RESPONSE_SEE_OTHER = 303,
|
|
RESPONSE_NOT_MODIFIED = 304,
|
|
RESPONSE_USE_PROXY = 305,
|
|
RESPONSE_SWITCH_PROXY = 306,
|
|
RESPONSE_TEMPORARY_REDIRECT = 307,
|
|
RESPONSE_PERMANENT_REDIRECT = 308,
|
|
|
|
// 4xx client error
|
|
RESPONSE_BAD_REQUEST = 400,
|
|
RESPONSE_UNAUTHORIZED = 401,
|
|
RESPONSE_PAYMENT_REQUIRED = 402,
|
|
RESPONSE_FORBIDDEN = 403,
|
|
RESPONSE_NOT_FOUND = 404,
|
|
RESPONSE_METHOD_NOT_ALLOWED = 405,
|
|
RESPONSE_NOT_ACCEPTABLE = 406,
|
|
RESPONSE_PROXY_AUTHENTICATION_REQUIRED = 407,
|
|
RESPONSE_REQUEST_TIMEOUT = 408,
|
|
RESPONSE_CONFLICT = 409,
|
|
RESPONSE_GONE = 410,
|
|
RESPONSE_LENGTH_REQUIRED = 411,
|
|
RESPONSE_PRECONDITION_FAILED = 412,
|
|
RESPONSE_REQUEST_ENTITY_TOO_LARGE = 413,
|
|
RESPONSE_REQUEST_URI_TOO_LONG = 414,
|
|
RESPONSE_UNSUPPORTED_MEDIA_TYPE = 415,
|
|
RESPONSE_REQUESTED_RANGE_NOT_SATISFIABLE = 416,
|
|
RESPONSE_EXPECTATION_FAILED = 417,
|
|
RESPONSE_IM_A_TEAPOT = 418,
|
|
RESPONSE_MISDIRECTED_REQUEST = 421,
|
|
RESPONSE_UNPROCESSABLE_ENTITY = 422,
|
|
RESPONSE_LOCKED = 423,
|
|
RESPONSE_FAILED_DEPENDENCY = 424,
|
|
RESPONSE_UPGRADE_REQUIRED = 426,
|
|
RESPONSE_PRECONDITION_REQUIRED = 428,
|
|
RESPONSE_TOO_MANY_REQUESTS = 429,
|
|
RESPONSE_REQUEST_HEADER_FIELDS_TOO_LARGE = 431,
|
|
RESPONSE_UNAVAILABLE_FOR_LEGAL_REASONS = 451,
|
|
|
|
// 5xx server error
|
|
RESPONSE_INTERNAL_SERVER_ERROR = 500,
|
|
RESPONSE_NOT_IMPLEMENTED = 501,
|
|
RESPONSE_BAD_GATEWAY = 502,
|
|
RESPONSE_SERVICE_UNAVAILABLE = 503,
|
|
RESPONSE_GATEWAY_TIMEOUT = 504,
|
|
RESPONSE_HTTP_VERSION_NOT_SUPPORTED = 505,
|
|
RESPONSE_VARIANT_ALSO_NEGOTIATES = 506,
|
|
RESPONSE_INSUFFICIENT_STORAGE = 507,
|
|
RESPONSE_LOOP_DETECTED = 508,
|
|
RESPONSE_NOT_EXTENDED = 510,
|
|
RESPONSE_NETWORK_AUTH_REQUIRED = 511,
|
|
|
|
};
|
|
|
|
enum Method {
|
|
|
|
METHOD_GET,
|
|
METHOD_HEAD,
|
|
METHOD_POST,
|
|
METHOD_PUT,
|
|
METHOD_DELETE,
|
|
METHOD_OPTIONS,
|
|
METHOD_TRACE,
|
|
METHOD_CONNECT,
|
|
METHOD_PATCH,
|
|
METHOD_MAX
|
|
|
|
};
|
|
|
|
enum Status {
|
|
|
|
STATUS_DISCONNECTED,
|
|
STATUS_RESOLVING, // Resolving hostname (if passed a hostname)
|
|
STATUS_CANT_RESOLVE,
|
|
STATUS_CONNECTING, // Connecting to IP
|
|
STATUS_CANT_CONNECT,
|
|
STATUS_CONNECTED, // Connected, requests can be made
|
|
STATUS_REQUESTING, // Request in progress
|
|
STATUS_BODY, // Request resulted in body, which must be read
|
|
STATUS_CONNECTION_ERROR,
|
|
STATUS_SSL_HANDSHAKE_ERROR,
|
|
|
|
};
|
|
|
|
private:
|
|
static const char *_methods[METHOD_MAX];
|
|
static const int HOST_MIN_LEN = 4;
|
|
|
|
enum Port {
|
|
|
|
PORT_HTTP = 80,
|
|
PORT_HTTPS = 443,
|
|
|
|
};
|
|
|
|
#ifndef JAVASCRIPT_ENABLED
|
|
Status status;
|
|
IP::ResolverID resolving;
|
|
int conn_port;
|
|
String conn_host;
|
|
bool ssl;
|
|
bool ssl_verify_host;
|
|
bool blocking;
|
|
|
|
Vector<uint8_t> response_str;
|
|
|
|
bool chunked;
|
|
Vector<uint8_t> chunk;
|
|
int chunk_left;
|
|
int body_size;
|
|
int body_left;
|
|
|
|
Ref<StreamPeerTCP> tcp_connection;
|
|
Ref<StreamPeer> connection;
|
|
|
|
int response_num;
|
|
Vector<String> response_headers;
|
|
int read_chunk_size;
|
|
|
|
Error _get_http_data(uint8_t *p_buffer, int p_bytes, int &r_received);
|
|
|
|
#else
|
|
#include "platform/javascript/http_client.h.inc"
|
|
#endif
|
|
|
|
PoolStringArray _get_response_headers();
|
|
Dictionary _get_response_headers_as_dictionary();
|
|
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
Error connect_to_host(const String &p_host, int p_port = -1, bool p_ssl = false, bool p_verify_host = true);
|
|
|
|
void set_connection(const Ref<StreamPeer> &p_connection);
|
|
Ref<StreamPeer> get_connection() const;
|
|
|
|
Error request_raw(Method p_method, const String &p_url, const Vector<String> &p_headers, const PoolVector<uint8_t> &p_body);
|
|
Error request(Method p_method, const String &p_url, const Vector<String> &p_headers, const String &p_body = String());
|
|
|
|
void close();
|
|
|
|
Status get_status() const;
|
|
|
|
bool has_response() const;
|
|
bool is_response_chunked() const;
|
|
int get_response_code() const;
|
|
Error get_response_headers(List<String> *r_response);
|
|
int get_response_body_length() const;
|
|
|
|
PoolByteArray read_response_body_chunk(); // Can't get body as partial text because of most encodings UTF8, gzip, etc.
|
|
|
|
void set_blocking_mode(bool p_enable); // Useful mostly if running in a thread
|
|
bool is_blocking_mode_enabled() const;
|
|
|
|
void set_read_chunk_size(int p_size);
|
|
|
|
Error poll();
|
|
|
|
String query_string_from_dict(const Dictionary &p_dict);
|
|
|
|
HTTPClient();
|
|
~HTTPClient();
|
|
};
|
|
|
|
VARIANT_ENUM_CAST(HTTPClient::ResponseCode)
|
|
VARIANT_ENUM_CAST(HTTPClient::Method);
|
|
VARIANT_ENUM_CAST(HTTPClient::Status);
|
|
|
|
#endif // HTTP_CLIENT_H
|