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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 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/onedrive/onedrivelistdirectoryrequest.h"
#include "backends/cloud/onedrive/onedrivestorage.h"
#include "backends/cloud/onedrive/onedrivetokenrefresher.h"
#include "backends/cloud/iso8601.h"
#include "backends/networking/curl/connectionmanager.h"
#include "backends/networking/curl/networkreadstream.h"
#include "common/json.h"
namespace Cloud {
namespace OneDrive {
OneDriveListDirectoryRequest::OneDriveListDirectoryRequest(OneDriveStorage *storage, Common::String path, Storage::ListDirectoryCallback cb, bool recursive):
Networking::Request(0),
_requestedPath(path), _requestedRecursive(recursive), _storage(storage), _listDirectoryCallback(cb),
_workingRequest(nullptr), _ignoreCallback(false) {
start();
}
OneDriveListDirectoryRequest::~OneDriveListDirectoryRequest() {
_ignoreCallback = true;
if (_workingRequest) _workingRequest->finish();
delete _listDirectoryCallback;
}
void OneDriveListDirectoryRequest::start() {
//cleanup
_ignoreCallback = true;
if (_workingRequest) _workingRequest->finish();
_workingRequest = nullptr;
_files.clear();
_directoriesQueue.clear();
_currentDirectory = "";
_ignoreCallback = false;
_directoriesQueue.push_back(_requestedPath);
listNextDirectory(_files);
}
void OneDriveListDirectoryRequest::listNextDirectory(ListDirectoryStatus status) {
if (_directoriesQueue.empty()) {
finishStatus(status);
return;
}
_currentDirectory = _directoriesQueue.back();
_directoriesQueue.pop_back();
if (_currentDirectory != "" && _currentDirectory.lastChar() != '/' && _currentDirectory.lastChar() != '\\')
_currentDirectory += '/';
Common::String url = "https://api.onedrive.com/v1.0/drive/special/approot:/" + _currentDirectory;
url.deleteLastChar();
url += ":/children";
makeRequest(url);
}
void OneDriveListDirectoryRequest::makeRequest(Common::String url) {
Networking::JsonCallback callback = new Common::Callback<OneDriveListDirectoryRequest, Networking::JsonResponse>(this, &OneDriveListDirectoryRequest::listedDirectoryCallback);
Networking::CurlJsonRequest *request = new OneDriveTokenRefresher(_storage, callback, url.c_str());
request->addHeader("Authorization: Bearer " + _storage->accessToken());
_workingRequest = ConnMan.addRequest(request);
}
void OneDriveListDirectoryRequest::listedDirectoryCallback(Networking::JsonResponse pair) {
_workingRequest = nullptr;
Common::JSONValue *json = pair.value;
if (_ignoreCallback) {
delete json;
return;
}
ListDirectoryStatus status(_files);
Networking::CurlJsonRequest *rq = (Networking::CurlJsonRequest *)pair.request;
if (rq && rq->getNetworkReadStream())
status.httpResponseCode = rq->getNetworkReadStream()->httpResponseCode();
if (!json) {
status.failed = true;
finishStatus(status);
return;
}
Common::JSONObject response = json->asObject();
//TODO: check that ALL keys exist AND HAVE RIGHT TYPE to avoid segfaults
Common::JSONArray items = response.getVal("value")->asArray();
for (uint32 i = 0; i < items.size(); ++i) {
Common::JSONObject item = items[i]->asObject();
Common::String path = _currentDirectory + item.getVal("name")->asString();
bool isDirectory = item.contains("folder");
uint32 size = item.getVal("size")->asIntegerNumber();
uint32 timestamp = ISO8601::convertToTimestamp(item.getVal("lastModifiedDateTime")->asString());
StorageFile file(path, size, timestamp, isDirectory);
_files.push_back(file);
if (_requestedRecursive && file.isDirectory()) {
_directoriesQueue.push_back(file.path());
}
}
bool hasMore = response.contains("@odata.nextLink");
if (hasMore) {
makeRequest(response.getVal("@odata.nextLink")->asString());
} else {
listNextDirectory(status);
}
delete json;
}
void OneDriveListDirectoryRequest::finish() {
Common::Array<StorageFile> files;
ListDirectoryStatus status(files);
status.interrupted = true;
finishStatus(status);
}
void OneDriveListDirectoryRequest::finishStatus(ListDirectoryStatus status) {
Request::finish();
if (_listDirectoryCallback) (*_listDirectoryCallback)(Storage::ListDirectoryResponse(this, status));
}
} // End of namespace OneDrive
} // End of namespace Cloud
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