citra/src/web_service/web_backend.cpp

63 lines
2 KiB
C++

// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#ifdef _WIN32
#include <winsock.h>
#endif
#include <cstdlib>
#include <thread>
#include <cpr/cpr.h>
#include "common/logging/log.h"
#include "web_service/web_backend.h"
namespace WebService {
static constexpr char API_VERSION[]{"1"};
static std::unique_ptr<cpr::Session> g_session;
void PostJson(const std::string& url, const std::string& data, bool allow_anonymous,
const std::string& username, const std::string& token) {
if (url.empty()) {
LOG_ERROR(WebService, "URL is invalid");
return;
}
const bool are_credentials_provided{!token.empty() && !username.empty()};
if (!allow_anonymous && !are_credentials_provided) {
LOG_ERROR(WebService, "Credentials must be provided for authenticated requests");
return;
}
#ifdef _WIN32
// On Windows, CPR/libcurl does not properly initialize Winsock. The below code is used to
// initialize Winsock globally, which fixes this problem. Without this, only the first CPR
// session will properly be created, and subsequent ones will fail.
WSADATA wsa_data;
const int wsa_result{WSAStartup(MAKEWORD(2, 2), &wsa_data)};
if (wsa_result) {
LOG_CRITICAL(WebService, "WSAStartup failed: %d", wsa_result);
}
#endif
// Built request header
cpr::Header header;
if (are_credentials_provided) {
// Authenticated request if credentials are provided
header = {{"Content-Type", "application/json"},
{"x-username", username.c_str()},
{"x-token", token.c_str()},
{"api-version", API_VERSION}};
} else {
// Otherwise, anonymous request
header = cpr::Header{{"Content-Type", "application/json"}, {"api-version", API_VERSION}};
}
// Post JSON asynchronously
static cpr::AsyncResponse future;
future = cpr::PostAsync(cpr::Url{url.c_str()}, cpr::Body{data.c_str()}, header);
}
} // namespace WebService