108 lines
3.9 KiB
C++
108 lines
3.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "backends/cloud/id/iddownloadrequest.h"
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#include "backends/cloud/id/idstorage.h"
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#include "backends/cloud/downloadrequest.h"
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namespace Cloud {
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namespace Id {
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IdDownloadRequest::IdDownloadRequest(IdStorage *storage, Common::String remotePath, Common::String localPath, Storage::BoolCallback cb, Networking::ErrorCallback ecb):
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Networking::Request(nullptr, ecb), _requestedFile(remotePath), _requestedLocalFile(localPath), _storage(storage), _boolCallback(cb),
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_workingRequest(nullptr), _ignoreCallback(false) {
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start();
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}
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IdDownloadRequest::~IdDownloadRequest() {
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_ignoreCallback = true;
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if (_workingRequest)
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_workingRequest->finish();
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delete _boolCallback;
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}
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void IdDownloadRequest::start() {
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//cleanup
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_ignoreCallback = true;
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if (_workingRequest)
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_workingRequest->finish();
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_workingRequest = nullptr;
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_ignoreCallback = false;
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//find file's id
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Storage::UploadCallback innerCallback = new Common::Callback<IdDownloadRequest, Storage::UploadResponse>(this, &IdDownloadRequest::idResolvedCallback);
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Networking::ErrorCallback innerErrorCallback = new Common::Callback<IdDownloadRequest, Networking::ErrorResponse>(this, &IdDownloadRequest::idResolveFailedCallback);
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_workingRequest = _storage->resolveFileId(_requestedFile, innerCallback, innerErrorCallback);
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}
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void IdDownloadRequest::idResolvedCallback(Storage::UploadResponse response) {
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_workingRequest = nullptr;
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if (_ignoreCallback)
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return;
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Storage::BoolCallback innerCallback = new Common::Callback<IdDownloadRequest, Storage::BoolResponse>(this, &IdDownloadRequest::downloadCallback);
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Networking::ErrorCallback innerErrorCallback = new Common::Callback<IdDownloadRequest, Networking::ErrorResponse>(this, &IdDownloadRequest::downloadErrorCallback);
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_workingRequest = _storage->downloadById(response.value.id(), _requestedLocalFile, innerCallback, innerErrorCallback);
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}
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void IdDownloadRequest::idResolveFailedCallback(Networking::ErrorResponse error) {
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_workingRequest = nullptr;
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if (_ignoreCallback)
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return;
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finishError(error);
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}
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void IdDownloadRequest::downloadCallback(Storage::BoolResponse response) {
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_workingRequest = nullptr;
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if (_ignoreCallback)
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return;
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finishDownload(response.value);
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}
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void IdDownloadRequest::downloadErrorCallback(Networking::ErrorResponse error) {
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_workingRequest = nullptr;
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if (_ignoreCallback)
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return;
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finishError(error);
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}
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void IdDownloadRequest::handle() {}
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void IdDownloadRequest::restart() { start(); }
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void IdDownloadRequest::finishDownload(bool success) {
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Request::finishSuccess();
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if (_boolCallback)
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(*_boolCallback)(Storage::BoolResponse(this, success));
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}
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double IdDownloadRequest::getProgress() const {
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DownloadRequest *downloadRequest = dynamic_cast<DownloadRequest *>(_workingRequest);
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if (downloadRequest == nullptr)
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return 0; // resolving id still
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// id resolve is 10 % and download is the other 90 %
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return 0.1 + 0.9 * downloadRequest->getProgress(); // downloading
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}
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} // End of namespace Id
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} // End of namespace Cloud
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