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Diffstat (limited to 'backends/cloud/storage.cpp')
| -rw-r--r-- | backends/cloud/storage.cpp | 343 |
1 files changed, 343 insertions, 0 deletions
diff --git a/backends/cloud/storage.cpp b/backends/cloud/storage.cpp new file mode 100644 index 0000000000..3a9ae53a43 --- /dev/null +++ b/backends/cloud/storage.cpp @@ -0,0 +1,343 @@ +/* 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 2 + * 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, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include "backends/cloud/storage.h" +#include "backends/cloud/downloadrequest.h" +#include "backends/cloud/folderdownloadrequest.h" +#include "backends/cloud/savessyncrequest.h" +#include "backends/networking/curl/connectionmanager.h" +#include "common/debug.h" +#include "common/file.h" +#include <common/translation.h> +#include "common/osd_message_queue.h" + +namespace Cloud { + +Storage::Storage(): + _runningRequestsCount(0), _savesSyncRequest(nullptr), _syncRestartRequestsed(false), + _downloadFolderRequest(nullptr) {} + +Storage::~Storage() {} + +Networking::ErrorCallback Storage::getErrorPrintingCallback() { + return new Common::Callback<Storage, Networking::ErrorResponse>(this, &Storage::printErrorResponse); +} + +void Storage::printErrorResponse(Networking::ErrorResponse error) { + debug(9, "Storage: error response (%s, %ld):", (error.failed ? "failed" : "interrupted"), error.httpResponseCode); + debug(9, "%s", error.response.c_str()); +} + +Networking::Request *Storage::addRequest(Networking::Request *request) { + _runningRequestsMutex.lock(); + ++_runningRequestsCount; + if (_runningRequestsCount == 1) + debug(9, "Storage is working now"); + _runningRequestsMutex.unlock(); + return ConnMan.addRequest(request, new Common::Callback<Storage, Networking::Request *>(this, &Storage::requestFinishedCallback)); +} + +void Storage::requestFinishedCallback(Networking::Request *invalidRequestPointer) { + bool restartSync = false; + + _runningRequestsMutex.lock(); + if (invalidRequestPointer == _savesSyncRequest) + _savesSyncRequest = nullptr; + --_runningRequestsCount; + if (_syncRestartRequestsed) + restartSync = true; + if (_runningRequestsCount == 0 && !restartSync) + debug(9, "Storage is not working now"); + _runningRequestsMutex.unlock(); + + if (restartSync) + syncSaves(nullptr, nullptr); +} + +Networking::Request *Storage::upload(Common::String remotePath, Common::String localPath, UploadCallback callback, Networking::ErrorCallback errorCallback) { + if (!errorCallback) errorCallback = getErrorPrintingCallback(); + + Common::File *f = new Common::File(); + if (!f->open(localPath)) { + warning("Storage: unable to open file to upload from"); + if (errorCallback) + (*errorCallback)(Networking::ErrorResponse(nullptr, false, true, "", -1)); + delete errorCallback; + delete callback; + delete f; + return nullptr; + } + + return upload(remotePath, f, callback, errorCallback); +} + +bool Storage::uploadStreamSupported() { + return true; +} + +Networking::Request *Storage::streamFile(Common::String path, Networking::NetworkReadStreamCallback callback, Networking::ErrorCallback errorCallback) { + //most Storages use paths instead of ids, so this should work + return streamFileById(path, callback, errorCallback); +} + +Networking::Request *Storage::download(Common::String remotePath, Common::String localPath, BoolCallback callback, Networking::ErrorCallback errorCallback) { + //most Storages use paths instead of ids, so this should work + return downloadById(remotePath, localPath, callback, errorCallback); +} + +Networking::Request *Storage::downloadById(Common::String remoteId, Common::String localPath, BoolCallback callback, Networking::ErrorCallback errorCallback) { + if (!errorCallback) errorCallback = getErrorPrintingCallback(); + + Common::DumpFile *f = new Common::DumpFile(); + if (!f->open(localPath, true)) { + warning("Storage: unable to open file to download into"); + if (errorCallback) (*errorCallback)(Networking::ErrorResponse(nullptr, false, true, "", -1)); + delete errorCallback; + delete callback; + delete f; + return nullptr; + } + + return addRequest(new DownloadRequest(this, callback, errorCallback, remoteId, f)); +} + +Networking::Request *Storage::downloadFolder(Common::String remotePath, Common::String localPath, FileArrayCallback callback, Networking::ErrorCallback errorCallback, bool recursive) { + if (!errorCallback) + errorCallback = getErrorPrintingCallback(); + return addRequest(new FolderDownloadRequest(this, callback, errorCallback, remotePath, localPath, recursive)); +} + +SavesSyncRequest *Storage::syncSaves(BoolCallback callback, Networking::ErrorCallback errorCallback) { + _runningRequestsMutex.lock(); + if (_savesSyncRequest) { + warning("Storage::syncSaves: there is a sync in progress already"); + _syncRestartRequestsed = true; + _runningRequestsMutex.unlock(); + return _savesSyncRequest; + } + if (!callback) + callback = new Common::Callback<Storage, BoolResponse>(this, &Storage::savesSyncDefaultCallback); + if (!errorCallback) + errorCallback = new Common::Callback<Storage, Networking::ErrorResponse>(this, &Storage::savesSyncDefaultErrorCallback); + _savesSyncRequest = new SavesSyncRequest(this, callback, errorCallback); + _syncRestartRequestsed = false; + _runningRequestsMutex.unlock(); + return (SavesSyncRequest *)addRequest(_savesSyncRequest); //who knows what that ConnMan could return in the future +} + +bool Storage::isWorking() { + _runningRequestsMutex.lock(); + bool working = _runningRequestsCount > 0; + _runningRequestsMutex.unlock(); + return working; +} + +///// SavesSyncRequest-related ///// + +bool Storage::isSyncing() { + _runningRequestsMutex.lock(); + bool syncing = _savesSyncRequest != nullptr; + _runningRequestsMutex.unlock(); + return syncing; +} + +double Storage::getSyncDownloadingProgress() { + double result = 1; + _runningRequestsMutex.lock(); + if (_savesSyncRequest) + result = _savesSyncRequest->getDownloadingProgress(); + _runningRequestsMutex.unlock(); + return result; +} + +double Storage::getSyncProgress() { + double result = 1; + _runningRequestsMutex.lock(); + if (_savesSyncRequest) + result = _savesSyncRequest->getProgress(); + _runningRequestsMutex.unlock(); + return result; +} + +Common::Array<Common::String> Storage::getSyncingFiles() { + Common::Array<Common::String> result; + _runningRequestsMutex.lock(); + if (_savesSyncRequest) + result = _savesSyncRequest->getFilesToDownload(); + _runningRequestsMutex.unlock(); + return result; +} + +void Storage::cancelSync() { + _runningRequestsMutex.lock(); + if (_savesSyncRequest) + _savesSyncRequest->finish(); + _runningRequestsMutex.unlock(); +} + +void Storage::setSyncTarget(GUI::CommandReceiver *target) { + _runningRequestsMutex.lock(); + if (_savesSyncRequest) + _savesSyncRequest->setTarget(target); + _runningRequestsMutex.unlock(); +} + +void Storage::savesSyncDefaultCallback(BoolResponse response) { + _runningRequestsMutex.lock(); + _savesSyncRequest = nullptr; + _runningRequestsMutex.unlock(); + + if (!response.value) + warning("SavesSyncRequest called success callback with `false` argument"); + Common::OSDMessageQueue::instance().addMessage(_("Saved games sync complete.")); +} + +void Storage::savesSyncDefaultErrorCallback(Networking::ErrorResponse error) { + _runningRequestsMutex.lock(); + _savesSyncRequest = nullptr; + _runningRequestsMutex.unlock(); + + printErrorResponse(error); + + if (error.interrupted) + Common::OSDMessageQueue::instance().addMessage(_("Saved games sync was cancelled.")); + else + Common::OSDMessageQueue::instance().addMessage(_("Saved games sync failed.\nCheck your Internet connection.")); +} + +///// DownloadFolderRequest-related ///// + +bool Storage::startDownload(Common::String remotePath, Common::String localPath) { + _runningRequestsMutex.lock(); + if (_downloadFolderRequest) { + warning("Storage::startDownload: there is a download in progress already"); + _runningRequestsMutex.unlock(); + return false; + } + _downloadFolderRequest = (FolderDownloadRequest *)downloadFolder( + remotePath, localPath, + new Common::Callback<Storage, FileArrayResponse>(this, &Storage::directoryDownloadedCallback), + new Common::Callback<Storage, Networking::ErrorResponse>(this, &Storage::directoryDownloadedErrorCallback), + true + ); + _runningRequestsMutex.unlock(); + return true; +} + +void Storage::cancelDownload() { + _runningRequestsMutex.lock(); + if (_downloadFolderRequest) + _downloadFolderRequest->finish(); + _runningRequestsMutex.unlock(); +} + +void Storage::setDownloadTarget(GUI::CommandReceiver *target) { + _runningRequestsMutex.lock(); + if (_downloadFolderRequest) + _downloadFolderRequest->setTarget(target); + _runningRequestsMutex.unlock(); +} + +bool Storage::isDownloading() { + _runningRequestsMutex.lock(); + bool syncing = _downloadFolderRequest != nullptr; + _runningRequestsMutex.unlock(); + return syncing; +} + +double Storage::getDownloadingProgress() { + double result = 1; + _runningRequestsMutex.lock(); + if (_downloadFolderRequest) + result = _downloadFolderRequest->getProgress(); + _runningRequestsMutex.unlock(); + return result; +} + +uint64 Storage::getDownloadBytesNumber() { + uint64 result = 0; + _runningRequestsMutex.lock(); + if (_downloadFolderRequest) + result = _downloadFolderRequest->getDownloadedBytes(); + _runningRequestsMutex.unlock(); + return result; +} + +uint64 Storage::getDownloadTotalBytesNumber() { + uint64 result = 0; + _runningRequestsMutex.lock(); + if (_downloadFolderRequest) + result = _downloadFolderRequest->getTotalBytesToDownload(); + _runningRequestsMutex.unlock(); + return result; +} + +uint64 Storage::getDownloadSpeed() { + uint64 result = 0; + _runningRequestsMutex.lock(); + if (_downloadFolderRequest) + result = _downloadFolderRequest->getDownloadSpeed(); + _runningRequestsMutex.unlock(); + return result; +} + +Common::String Storage::getDownloadRemoteDirectory() { + Common::String result = ""; + _runningRequestsMutex.lock(); + if (_downloadFolderRequest) + result = _downloadFolderRequest->getRemotePath(); + _runningRequestsMutex.unlock(); + return result; +} + +Common::String Storage::getDownloadLocalDirectory() { + Common::String result = ""; + _runningRequestsMutex.lock(); + if (_downloadFolderRequest) + result = _downloadFolderRequest->getLocalPath(); + _runningRequestsMutex.unlock(); + return result; +} + +void Storage::directoryDownloadedCallback(FileArrayResponse response) { + _runningRequestsMutex.lock(); + _downloadFolderRequest = nullptr; + _runningRequestsMutex.unlock(); + + Common::String message; + if (response.value.size()) { + message = Common::String::format(_("Download complete.\nFailed to download %u files."), response.value.size()); + } else { + message = _("Download complete."); + } + Common::OSDMessageQueue::instance().addMessage(message.c_str()); +} + +void Storage::directoryDownloadedErrorCallback(Networking::ErrorResponse error) { + _runningRequestsMutex.lock(); + _downloadFolderRequest = nullptr; + _runningRequestsMutex.unlock(); + + Common::OSDMessageQueue::instance().addMessage(_("Download failed.")); +} + +} // End of namespace Cloud |