summaryrefslogtreecommitdiff
path: root/scene/main/http_request.h
blob: 9dbf561cd4dfa5c59caf0873c23eef5f1b0a86c5 (plain)
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
/*************************************************************************/
/*  http_request.h                                                       */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                      https://godotengine.org                          */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 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 HTTPREQUEST_H
#define HTTPREQUEST_H

#include "core/io/http_client.h"
#include "core/os/file_access.h"
#include "core/os/thread.h"
#include "node.h"
#include "scene/main/timer.h"

class HTTPRequest : public Node {
	GDCLASS(HTTPRequest, Node);

public:
	enum Result {
		RESULT_SUCCESS,
		RESULT_CHUNKED_BODY_SIZE_MISMATCH,
		RESULT_CANT_CONNECT,
		RESULT_CANT_RESOLVE,
		RESULT_CONNECTION_ERROR,
		RESULT_SSL_HANDSHAKE_ERROR,
		RESULT_NO_RESPONSE,
		RESULT_BODY_SIZE_LIMIT_EXCEEDED,
		RESULT_BODY_DECOMPRESS_FAILED,
		RESULT_REQUEST_FAILED,
		RESULT_DOWNLOAD_FILE_CANT_OPEN,
		RESULT_DOWNLOAD_FILE_WRITE_ERROR,
		RESULT_REDIRECT_LIMIT_REACHED,
		RESULT_TIMEOUT

	};

private:
	bool requesting;

	String request_string;
	String url;
	int port;
	Vector<String> headers;
	bool validate_ssl;
	bool use_ssl;
	HTTPClient::Method method;
	Vector<uint8_t> request_data;

	bool request_sent;
	Ref<HTTPClient> client;
	PackedByteArray body;
	volatile bool use_threads;
	bool accept_gzip;

	bool got_response;
	int response_code;
	Vector<String> response_headers;

	String download_to_file;

	FileAccess *file;

	int body_len;
	volatile int downloaded;
	int body_size_limit;

	int redirections;

	bool _update_connection();

	int max_redirects;

	int timeout;

	void _redirect_request(const String &p_new_url);

	bool _handle_response(bool *ret_value);

	Error _parse_url(const String &p_url);
	Error _request();

	bool has_header(const PackedStringArray &p_headers, const String &p_header_name);
	String get_header_value(const PackedStringArray &p_headers, const String &header_name);

	volatile bool thread_done;
	volatile bool thread_request_quit;

	Thread thread;

	void _request_done(int p_status, int p_code, const PackedStringArray &p_headers, const PackedByteArray &p_data);
	static void _thread_func(void *p_userdata);

protected:
	void _notification(int p_what);
	static void _bind_methods();

public:
	Error request(const String &p_url, const Vector<String> &p_custom_headers = Vector<String>(), bool p_ssl_validate_domain = true, HTTPClient::Method p_method = HTTPClient::METHOD_GET, const String &p_request_data = ""); //connects to a full url and perform request
	Error request_raw(const String &p_url, const Vector<String> &p_custom_headers = Vector<String>(), bool p_ssl_validate_domain = true, HTTPClient::Method p_method = HTTPClient::METHOD_GET, const Vector<uint8_t> &p_request_data_raw = Vector<uint8_t>()); //connects to a full url and perform request
	void cancel_request();
	HTTPClient::Status get_http_client_status() const;

	void set_use_threads(bool p_use);
	bool is_using_threads() const;

	void set_accept_gzip(bool p_gzip);
	bool is_accepting_gzip() const;

	void set_download_file(const String &p_file);
	String get_download_file() const;

	void set_download_chunk_size(int p_chunk_size);
	int get_download_chunk_size() const;

	void set_body_size_limit(int p_bytes);
	int get_body_size_limit() const;

	void set_max_redirects(int p_max);
	int get_max_redirects() const;

	Timer *timer;

	void set_timeout(int p_timeout);
	int get_timeout();

	void _timeout();

	int get_downloaded_bytes() const;
	int get_body_size() const;

	HTTPRequest();
	~HTTPRequest();
};

VARIANT_ENUM_CAST(HTTPRequest::Result);

#endif // HTTPREQUEST_H