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/* 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/>.
*
*/
#define FORBIDDEN_SYMBOL_ALLOW_ALL
#include <curl/curl.h>
#include "backends/networking/curl/curlrequest.h"
#include "backends/networking/curl/connectionmanager.h"
#include "backends/networking/curl/networkreadstream.h"
#include "common/textconsole.h"
namespace Networking {
CurlRequest::CurlRequest(DataCallback cb, ErrorCallback ecb, const Common::String &url):
Request(cb, ecb), _url(url), _stream(nullptr), _headersList(nullptr), _bytesBuffer(nullptr),
_bytesBufferSize(0), _uploading(false), _usingPatch(false), _keepAlive(false), _keepAliveIdle(120), _keepAliveInterval(60) {}
CurlRequest::~CurlRequest() {
curl_slist_free_all(_headersList);
delete _stream;
delete[] _bytesBuffer;
}
NetworkReadStream *CurlRequest::makeStream() {
if (_bytesBuffer)
return new NetworkReadStream(_url.c_str(), _headersList, _bytesBuffer, _bytesBufferSize, _uploading, _usingPatch, true, _keepAlive, _keepAliveIdle, _keepAliveInterval);
if (!_formFields.empty() || !_formFiles.empty())
return new NetworkReadStream(_url.c_str(), _headersList, _formFields, _formFiles, _keepAlive, _keepAliveIdle, _keepAliveInterval);
return new NetworkReadStream(_url.c_str(), _headersList, _postFields, _uploading, _usingPatch, _keepAlive, _keepAliveIdle, _keepAliveInterval);
}
void CurlRequest::handle() {
if (!_stream) _stream = makeStream();
if (_stream && _stream->eos()) {
if (_stream->httpResponseCode() != 200) {
warning("CurlRequest: HTTP response code is not 200 OK (it's %ld)", _stream->httpResponseCode());
ErrorResponse error(this, false, true, "HTTP response code is not 200 OK", _stream->httpResponseCode());
finishError(error);
return;
}
finishSuccess(); //note that this Request doesn't call its callback on success (that's because it has nothing to return)
}
}
void CurlRequest::restart() {
if (_stream)
delete _stream;
_stream = nullptr;
//with no stream available next handle() will create another one
}
Common::String CurlRequest::date() const {
if (_stream) {
Common::HashMap<Common::String, Common::String> headers = _stream->responseHeadersMap();
if (headers.contains("date"))
return headers["date"];
}
return "";
}
void CurlRequest::setHeaders(const Common::Array<Common::String> &headers) {
curl_slist_free_all(_headersList);
_headersList = nullptr;
for (uint32 i = 0; i < headers.size(); ++i)
addHeader(headers[i]);
}
void CurlRequest::addHeader(const Common::String &header) {
_headersList = curl_slist_append(_headersList, header.c_str());
}
void CurlRequest::addPostField(const Common::String &keyValuePair) {
if (_bytesBuffer)
warning("CurlRequest: added POST fields would be ignored, because there is buffer present");
if (!_formFields.empty() || !_formFiles.empty())
warning("CurlRequest: added POST fields would be ignored, because there are form fields/files present");
if (_postFields == "")
_postFields = keyValuePair;
else
_postFields += "&" + keyValuePair;
}
void CurlRequest::addFormField(const Common::String &name, const Common::String &value) {
if (_bytesBuffer)
warning("CurlRequest: added POST form fields would be ignored, because there is buffer present");
if (_formFields.contains(name))
warning("CurlRequest: form field '%s' already had a value", name.c_str());
_formFields[name] = value;
}
void CurlRequest::addFormFile(const Common::String &name, const Common::Path &filename) {
if (_bytesBuffer)
warning("CurlRequest: added POST form files would be ignored, because there is buffer present");
if (_formFields.contains(name))
warning("CurlRequest: form file field '%s' already had a value", name.c_str());
_formFiles[name] = filename;
}
void CurlRequest::setBuffer(byte *buffer, uint32 size) {
if (_postFields != "")
warning("CurlRequest: added POST fields would be ignored, because buffer added");
if (_bytesBuffer)
delete[] _bytesBuffer;
_bytesBuffer = buffer;
_bytesBufferSize = size;
}
void CurlRequest::usePut() { _uploading = true; }
void CurlRequest::usePatch() { _usingPatch = true; }
void CurlRequest::connectionKeepAlive(long idle, long interval) {
_keepAlive = true;
_keepAliveIdle = idle;
_keepAliveInterval = interval;
}
void CurlRequest::connectionClose() {
_keepAlive = false;
}
NetworkReadStreamResponse CurlRequest::execute() {
if (!_stream) {
_stream = makeStream();
ConnMan.addRequest(this);
}
return NetworkReadStreamResponse(this, _stream);
}
const NetworkReadStream *CurlRequest::getNetworkReadStream() const { return _stream; }
void CurlRequest::wait(int spinlockDelay) {
while (state() == Networking::PROCESSING) {
g_system->delayMillis(spinlockDelay);
}
}
} // End of namespace Networking
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