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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/>.
*
*/
#include "backends/cloud/id/idlistdirectoryrequest.h"
#include "backends/cloud/id/idstorage.h"
namespace Cloud {
namespace Id {
IdListDirectoryRequest::IdListDirectoryRequest(IdStorage *storage, const Common::String &path, Storage::ListDirectoryCallback cb, Networking::ErrorCallback ecb, bool recursive):
Networking::Request(nullptr, ecb),
_requestedPath(path), _requestedRecursive(recursive), _storage(storage), _listDirectoryCallback(cb),
_workingRequest(nullptr), _ignoreCallback(false) {
start();
}
IdListDirectoryRequest::~IdListDirectoryRequest() {
_ignoreCallback = true;
if (_workingRequest)
_workingRequest->finish();
delete _listDirectoryCallback;
}
void IdListDirectoryRequest::start() {
//cleanup
_ignoreCallback = true;
if (_workingRequest)
_workingRequest->finish();
_workingRequest = nullptr;
_files.clear();
_directoriesQueue.clear();
_currentDirectory = StorageFile();
_ignoreCallback = false;
//find out that directory's id
Storage::UploadCallback innerCallback = new Common::Callback<IdListDirectoryRequest, const Storage::UploadResponse &>(this, &IdListDirectoryRequest::idResolvedCallback);
Networking::ErrorCallback innerErrorCallback = new Common::Callback<IdListDirectoryRequest, const Networking::ErrorResponse &>(this, &IdListDirectoryRequest::idResolveErrorCallback);
_workingRequest = _storage->resolveFileId(_requestedPath, innerCallback, innerErrorCallback);
}
void IdListDirectoryRequest::idResolvedCallback(const Storage::UploadResponse &response) {
_workingRequest = nullptr;
if (_ignoreCallback)
return;
if (response.request)
_date = response.request->date();
StorageFile directory = response.value;
directory.setPath(_requestedPath);
_directoriesQueue.push_back(directory);
listNextDirectory();
}
void IdListDirectoryRequest::idResolveErrorCallback(const Networking::ErrorResponse &error) {
_workingRequest = nullptr;
if (_ignoreCallback)
return;
if (error.request)
_date = error.request->date();
finishError(error);
}
void IdListDirectoryRequest::listNextDirectory() {
if (_directoriesQueue.empty()) {
finishListing(_files);
return;
}
_currentDirectory = _directoriesQueue.back();
_directoriesQueue.pop_back();
Storage::FileArrayCallback callback = new Common::Callback<IdListDirectoryRequest, const Storage::FileArrayResponse &>(this, &IdListDirectoryRequest::listedDirectoryCallback);
Networking::ErrorCallback failureCallback = new Common::Callback<IdListDirectoryRequest, const Networking::ErrorResponse &>(this, &IdListDirectoryRequest::listedDirectoryErrorCallback);
_workingRequest = _storage->listDirectoryById(_currentDirectory.id(), callback, failureCallback);
}
void IdListDirectoryRequest::listedDirectoryCallback(const Storage::FileArrayResponse &response) {
_workingRequest = nullptr;
if (_ignoreCallback)
return;
if (response.request)
_date = response.request->date();
for (uint32 i = 0; i < response.value.size(); ++i) {
StorageFile file = response.value[i];
Common::String path = _currentDirectory.path();
if (path.size() && path.lastChar() != '/' && path.lastChar() != '\\')
path += '/';
path += file.name();
file.setPath(path);
_files.push_back(file);
if (_requestedRecursive && file.isDirectory()) {
_directoriesQueue.push_back(file);
}
}
listNextDirectory();
}
void IdListDirectoryRequest::listedDirectoryErrorCallback(const Networking::ErrorResponse &error) {
_workingRequest = nullptr;
if (_ignoreCallback)
return;
if (error.request)
_date = error.request->date();
finishError(error);
}
void IdListDirectoryRequest::handle() {}
void IdListDirectoryRequest::restart() { start(); }
Common::String IdListDirectoryRequest::date() const { return _date; }
void IdListDirectoryRequest::finishListing(const Common::Array<StorageFile> &files) {
Request::finishSuccess();
if (_listDirectoryCallback)
(*_listDirectoryCallback)(Storage::ListDirectoryResponse(this, files));
}
} // End of namespace Id
} // End of namespace Cloud
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