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	Happy new year to the wonderful Godot community!
2020 has been a tough year for most of us personally, but a good year for
Godot development nonetheless with a huge amount of work done towards Godot
4.0 and great improvements backported to the long-lived 3.2 branch.
We've had close to 400 contributors to engine code this year, authoring near
7,000 commit! (And that's only for the `master` branch and for the engine code,
there's a lot more when counting docs, demos and other first-party repos.)
Here's to a great year 2021 for all Godot users 🎆
(cherry picked from commit b5334d14f7)
		
	
			
		
			
				
	
	
		
			165 lines
		
	
	
	
		
			6.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			165 lines
		
	
	
	
		
			6.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*************************************************************************/
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/*  websocket_client.cpp                                                 */
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/*************************************************************************/
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/*                       This file is part of:                           */
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/*                           GODOT ENGINE                                */
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/*                      https://godotengine.org                          */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
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/*                                                                       */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the       */
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/* "Software"), to deal in the Software without restriction, including   */
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/* without limitation the rights to use, copy, modify, merge, publish,   */
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/* distribute, sublicense, and/or sell copies of the Software, and to    */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions:                                             */
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/*                                                                       */
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/* The above copyright notice and this permission notice shall be        */
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/* included in all copies or substantial portions of the Software.       */
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/*                                                                       */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
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/*************************************************************************/
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#include "websocket_client.h"
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GDCINULL(WebSocketClient);
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WebSocketClient::WebSocketClient() {
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	verify_ssl = true;
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}
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WebSocketClient::~WebSocketClient() {
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}
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Error WebSocketClient::connect_to_url(String p_url, const Vector<String> p_protocols, bool gd_mp_api, const Vector<String> p_custom_headers) {
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	_is_multiplayer = gd_mp_api;
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	String host = p_url;
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	String path = "/";
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	int p_len = -1;
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	int port = 80;
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	bool ssl = false;
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	if (host.begins_with("wss://")) {
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		ssl = true; // we should implement this
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		host = host.substr(6, host.length() - 6);
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		port = 443;
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	} else {
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		ssl = false;
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		if (host.begins_with("ws://"))
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			host = host.substr(5, host.length() - 5);
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	}
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	// Path
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	p_len = host.find("/");
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	if (p_len != -1) {
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		path = host.substr(p_len, host.length() - p_len);
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		host = host.substr(0, p_len);
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	}
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	// Port
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	p_len = host.find_last(":");
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	if (p_len != -1 && p_len == host.find(":")) {
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		port = host.substr(p_len, host.length() - p_len).to_int();
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		host = host.substr(0, p_len);
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	}
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	return connect_to_host(host, path, port, ssl, p_protocols, p_custom_headers);
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}
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void WebSocketClient::set_verify_ssl_enabled(bool p_verify_ssl) {
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	verify_ssl = p_verify_ssl;
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}
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bool WebSocketClient::is_verify_ssl_enabled() const {
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	return verify_ssl;
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}
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Ref<X509Certificate> WebSocketClient::get_trusted_ssl_certificate() const {
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	return ssl_cert;
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}
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void WebSocketClient::set_trusted_ssl_certificate(Ref<X509Certificate> p_cert) {
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	ERR_FAIL_COND(get_connection_status() != CONNECTION_DISCONNECTED);
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	ssl_cert = p_cert;
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}
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bool WebSocketClient::is_server() const {
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	return false;
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}
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void WebSocketClient::_on_peer_packet() {
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	if (_is_multiplayer) {
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		_process_multiplayer(get_peer(1), 1);
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	} else {
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		emit_signal("data_received");
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	}
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}
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void WebSocketClient::_on_connect(String p_protocol) {
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	if (_is_multiplayer) {
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		// need to wait for ID confirmation...
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	} else {
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		emit_signal("connection_established", p_protocol);
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	}
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}
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void WebSocketClient::_on_close_request(int p_code, String p_reason) {
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	emit_signal("server_close_request", p_code, p_reason);
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}
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void WebSocketClient::_on_disconnect(bool p_was_clean) {
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	if (_is_multiplayer) {
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		emit_signal("connection_failed");
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	} else {
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		emit_signal("connection_closed", p_was_clean);
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	}
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}
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void WebSocketClient::_on_error() {
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	if (_is_multiplayer) {
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		emit_signal("connection_failed");
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	} else {
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		emit_signal("connection_error");
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	}
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}
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void WebSocketClient::_bind_methods() {
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	ClassDB::bind_method(D_METHOD("connect_to_url", "url", "protocols", "gd_mp_api", "custom_headers"), &WebSocketClient::connect_to_url, DEFVAL(Vector<String>()), DEFVAL(false), DEFVAL(Vector<String>()));
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	ClassDB::bind_method(D_METHOD("disconnect_from_host", "code", "reason"), &WebSocketClient::disconnect_from_host, DEFVAL(1000), DEFVAL(""));
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	ClassDB::bind_method(D_METHOD("get_connected_host"), &WebSocketClient::get_connected_host);
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	ClassDB::bind_method(D_METHOD("get_connected_port"), &WebSocketClient::get_connected_port);
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	ClassDB::bind_method(D_METHOD("set_verify_ssl_enabled", "enabled"), &WebSocketClient::set_verify_ssl_enabled);
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	ClassDB::bind_method(D_METHOD("is_verify_ssl_enabled"), &WebSocketClient::is_verify_ssl_enabled);
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	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "verify_ssl", PROPERTY_HINT_NONE, "", 0), "set_verify_ssl_enabled", "is_verify_ssl_enabled");
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	ClassDB::bind_method(D_METHOD("get_trusted_ssl_certificate"), &WebSocketClient::get_trusted_ssl_certificate);
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	ClassDB::bind_method(D_METHOD("set_trusted_ssl_certificate"), &WebSocketClient::set_trusted_ssl_certificate);
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	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "trusted_ssl_certificate", PROPERTY_HINT_RESOURCE_TYPE, "X509Certificate", 0), "set_trusted_ssl_certificate", "get_trusted_ssl_certificate");
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	ADD_SIGNAL(MethodInfo("data_received"));
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	ADD_SIGNAL(MethodInfo("connection_established", PropertyInfo(Variant::STRING, "protocol")));
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	ADD_SIGNAL(MethodInfo("server_close_request", PropertyInfo(Variant::INT, "code"), PropertyInfo(Variant::STRING, "reason")));
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	ADD_SIGNAL(MethodInfo("connection_closed", PropertyInfo(Variant::BOOL, "was_clean_close")));
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	ADD_SIGNAL(MethodInfo("connection_error"));
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}
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