scummvm/backends/networking/curl/postrequest.cpp
Le Philousophe 0043d344a9 BACKENDS: Avoid passing arguments by value in cloud and networking
Use references everywhere it's possible.
Use override keyword to raise errors when there are discrepancies.
2023-10-29 01:51:38 +02:00

129 lines
3.9 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "backends/networking/curl/postrequest.h"
#include "backends/networking/curl/connectionmanager.h"
#include "backends/networking/curl/curljsonrequest.h"
#include "backends/networking/curl/networkreadstream.h"
#include "common/formats/json.h"
namespace Networking {
PostRequest::PostRequest(const Common::String &url, Networking::JSONValueCallback cb, Networking::ErrorCallback ecb):
Networking::Request(nullptr, ecb), _url(url), _jsonCallback(cb),
_workingRequest(nullptr), _ignoreCallback(false), _postData(nullptr), _postLen(0), _jsonData(nullptr) {
_contentType = "application/octet-stream";
}
PostRequest::~PostRequest() {
_ignoreCallback = true;
if (_workingRequest)
_workingRequest->finish();
delete _jsonCallback;
}
void PostRequest::setPostData(byte *postData, int postLen) {
_postData = postData;
_postLen = postLen;
_contentType = "application/octet-stream";
}
void PostRequest::setJSONData(Common::JSONValue *jsonData) {
_jsonData = jsonData;
_contentType = "application/json";
}
void PostRequest::start() {
_ignoreCallback = true;
if (_workingRequest)
_workingRequest->finish();
_ignoreCallback = false;
Networking::JsonCallback innerCallback = new Common::Callback<PostRequest, const Networking::JsonResponse &>(this, &PostRequest::responseCallback);
Networking::ErrorCallback errorResponseCallback = new Common::Callback<PostRequest, const Networking::ErrorResponse &>(this, &PostRequest::errorCallback);
Networking::CurlJsonRequest *request = new Networking::CurlJsonRequest(innerCallback, errorResponseCallback, _url);
if (_postData && _jsonData) {
warning("Error, both data and JSON present while calling %s", _url.c_str());
_jsonData = nullptr;
}
request->addHeader(Common::String::format("Content-Type: %s", _contentType.c_str()));
if (_postData)
request->setBuffer(_postData, _postLen);
if (_jsonData)
request->addPostField(Common::JSON::stringify(_jsonData));
_workingRequest = ConnMan.addRequest(request);
}
void PostRequest::responseCallback(const Networking::JsonResponse &response) {
const Common::JSONValue *json = response.value;
_workingRequest = nullptr;
if (_ignoreCallback) {
delete json;
return;
}
if (response.request) _date = response.request->date();
Networking::ErrorResponse error(this, "PostRequest::responseCallback: unknown error");
const Networking::CurlJsonRequest *rq = (const Networking::CurlJsonRequest *)response.request;
if (rq && rq->getNetworkReadStream())
error.httpResponseCode = rq->getNetworkReadStream()->httpResponseCode();
if (json == nullptr) {
error.response = "Failed to parse JSON, null passed!";
finishError(error);
return;
}
finishSuccess();
if (_jsonCallback)
(*_jsonCallback)(json);
delete json;
}
void PostRequest::errorCallback(const Networking::ErrorResponse &error) {
_workingRequest = nullptr;
if (_ignoreCallback)
return;
if (error.request)
_date = error.request->date();
finishError(error);
}
void PostRequest::handle() {}
void PostRequest::restart() { start(); }
Common::String PostRequest::date() const { return _date; }
} // End of namespace Networking