1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
/**************************************************************************/
/* http_client.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 "core/io/ip.h"
#include "core/io/stream_peer.h"
#include "core/io/stream_peer_tcp.h"
#include "core/object/ref_counted.h"
class HTTPClient : public RefCounted {
GDCLASS(HTTPClient, RefCounted);
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_TLS_HANDSHAKE_ERROR,
};
protected:
static const char *_methods[METHOD_MAX];
static const int HOST_MIN_LEN = 4;
enum Port {
PORT_HTTP = 80,
PORT_HTTPS = 443,
};
PackedStringArray _get_response_headers();
Dictionary _get_response_headers_as_dictionary();
Error _request_raw(Method p_method, const String &p_url, const Vector<String> &p_headers, const Vector<uint8_t> &p_body);
Error _request(Method p_method, const String &p_url, const Vector<String> &p_headers, const String &p_body = String());
static HTTPClient *(*_create)();
static void _bind_methods();
public:
static HTTPClient *create();
String query_string_from_dict(const Dictionary &p_dict);
Error verify_headers(const Vector<String> &p_headers);
virtual Error request(Method p_method, const String &p_url, const Vector<String> &p_headers, const uint8_t *p_body, int p_body_size) = 0;
virtual Error connect_to_host(const String &p_host, int p_port = -1, bool p_tls = false, bool p_verify_host = true) = 0;
virtual void set_connection(const Ref<StreamPeer> &p_connection) = 0;
virtual Ref<StreamPeer> get_connection() const = 0;
virtual void close() = 0;
virtual Status get_status() const = 0;
virtual bool has_response() const = 0;
virtual bool is_response_chunked() const = 0;
virtual int get_response_code() const = 0;
virtual Error get_response_headers(List<String> *r_response) = 0;
virtual int64_t get_response_body_length() const = 0;
virtual PackedByteArray read_response_body_chunk() = 0; // Can't get body as partial text because of most encodings UTF8, gzip, etc.
virtual void set_blocking_mode(bool p_enable) = 0; // Useful mostly if running in a thread
virtual bool is_blocking_mode_enabled() const = 0;
virtual void set_read_chunk_size(int p_size) = 0;
virtual int get_read_chunk_size() const = 0;
virtual Error poll() = 0;
// Use empty string or -1 to unset
virtual void set_http_proxy(const String &p_host, int p_port);
virtual void set_https_proxy(const String &p_host, int p_port);
HTTPClient() {}
virtual ~HTTPClient() {}
};
VARIANT_ENUM_CAST(HTTPClient::ResponseCode)
VARIANT_ENUM_CAST(HTTPClient::Method);
VARIANT_ENUM_CAST(HTTPClient::Status);
#endif // HTTP_CLIENT_H
|