Method _send_response

platform/web/export/editor_http_server.cpp:75–131

}

void EditorHTTPServer::_send_response() {
	Vector<String> psa = String((char *)req_buf).split("\r\n");
	int len = psa.size();
	ERR_FAIL_COND_MSG(len < 4, "Not enough response headers, got: " + itos(len) + ", expected >= 4.");

	Vector<String> req = psa[0].split(" ", false);
	ERR_FAIL_COND_MSG(req.size() < 2, "Invalid protocol or status code.");

	// Wrong protocol
	ERR_FAIL_COND_MSG(req[0] != "GET" || req[2] != "HTTP/1.1", "Invalid method or HTTP version.");

	const int query_index = req[1].find_char('?');
	const String path = (query_index == -1) ? req[1] : req[1].substr(0, query_index);

	const String req_file = path.get_file();
	const String req_ext = path.get_extension();
	const String cache_path = EditorPaths::get_singleton()->get_temp_dir().path_join("web");
	const String filepath = cache_path.path_join(req_file);

	if (!mimes.has(req_ext) || !FileAccess::exists(filepath)) {
		String s = "HTTP/1.1 404 Not Found\r\n";
		s += "Connection: Close\r\n";
		s += "\r\n";
		CharString cs = s.utf8();
		peer->put_data((const uint8_t *)cs.get_data(), cs.size() - 1);
		return;
	}
	const String ctype = mimes[req_ext];

	Ref<FileAccess> f = FileAccess::open(filepath, FileAccess::READ);
	ERR_FAIL_COND(f.is_null());
	String s = "HTTP/1.1 200 OK\r\n";
	s += "Connection: Close\r\n";
	s += "Content-Type: " + ctype + "\r\n";
	s += "Access-Control-Allow-Origin: *\r\n";
	s += "Cross-Origin-Opener-Policy: same-origin\r\n";
	s += "Cross-Origin-Embedder-Policy: require-corp\r\n";
	s += "Cache-Control: no-store, max-age=0\r\n";
	s += "\r\n";
	CharString cs = s.utf8();
	Error err = peer->put_data((const uint8_t *)cs.get_data(), cs.size() - 1);
	if (err != OK) {
		ERR_FAIL();
	}

	while (true) {
		uint8_t bytes[4096];
		uint64_t read = f->get_buffer(bytes, 4096);
		if (read == 0) {
			break;
		}
		err = peer->put_data(bytes, read);
		if (err != OK) {
			ERR_FAIL();
		}
	}
}