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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 {
#define ONEDRIVE_API_SPECIAL_APPROOT_CHILDREN "https://api.onedrive.com/v1.0/drive/special/approot:/%s:/children"
OneDriveListDirectoryRequest::OneDriveListDirectoryRequest(OneDriveStorage *storage, 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();
}
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();
}
void OneDriveListDirectoryRequest::listNextDirectory() {
if (_directoriesQueue.empty()) {
finishListing(_files);
return;
}
_currentDirectory = _directoriesQueue.back();
_directoriesQueue.pop_back();
if (_currentDirectory != "" && _currentDirectory.lastChar() != '/' && _currentDirectory.lastChar() != '\\')
_currentDirectory += '/';
Common::String dir = _currentDirectory;
dir.deleteLastChar();
Common::String url = Common::String::format(ONEDRIVE_API_SPECIAL_APPROOT_CHILDREN, ConnMan.urlEncode(dir).c_str());
makeRequest(url);
}
void OneDriveListDirectoryRequest::makeRequest(Common::String url) {
Networking::JsonCallback callback = new Common::Callback<OneDriveListDirectoryRequest, Networking::JsonResponse>(this, &OneDriveListDirectoryRequest::listedDirectoryCallback);
Networking::ErrorCallback failureCallback = new Common::Callback<OneDriveListDirectoryRequest, Networking::ErrorResponse>(this, &OneDriveListDirectoryRequest::listedDirectoryErrorCallback);
Networking::CurlJsonRequest *request = new OneDriveTokenRefresher(_storage, callback, failureCallback, url.c_str());
request->addHeader("Authorization: Bearer " + _storage->accessToken());
_workingRequest = ConnMan.addRequest(request);
}
void OneDriveListDirectoryRequest::listedDirectoryCallback(Networking::JsonResponse response) {
_workingRequest = nullptr;
Common::JSONValue *json = response.value;
if (_ignoreCallback) {
delete json;
return;
}
if (response.request)
_date = response.request->date();
Networking::ErrorResponse error(this);
Networking::CurlJsonRequest *rq = (Networking::CurlJsonRequest *)response.request;
if (rq && rq->getNetworkReadStream())
error.httpResponseCode = rq->getNetworkReadStream()->httpResponseCode();
if (json == nullptr) {
error.response = "Failed to parse JSON, null passed!";
finishError(error);
return;
}
if (!json->isObject()) {
error.response = "Passed JSON is not an object!";
finishError(error);
delete json;
return;
}
Common::JSONObject object = json->asObject();
//check that ALL keys exist AND HAVE RIGHT TYPE to avoid segfaults
if (!Networking::CurlJsonRequest::jsonContainsArray(object, "value", "OneDriveListDirectoryRequest")) {
error.response = "\"value\" not found or that's not an array!";
finishError(error);
delete json;
return;
}
Common::JSONArray items = object.getVal("value")->asArray();
for (uint32 i = 0; i < items.size(); ++i) {
if (!Networking::CurlJsonRequest::jsonIsObject(items[i], "OneDriveListDirectoryRequest")) continue;
Common::JSONObject item = items[i]->asObject();
if (!Networking::CurlJsonRequest::jsonContainsAttribute(item, "folder", "OneDriveListDirectoryRequest", true)) continue;
if (!Networking::CurlJsonRequest::jsonContainsString(item, "name", "OneDriveListDirectoryRequest")) continue;
if (!Networking::CurlJsonRequest::jsonContainsIntegerNumber(item, "size", "OneDriveListDirectoryRequest")) continue;
if (!Networking::CurlJsonRequest::jsonContainsString(item, "lastModifiedDateTime", "OneDriveListDirectoryRequest")) continue;
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 = object.contains("@odata.nextLink");
if (hasMore) {
if (!Networking::CurlJsonRequest::jsonContainsString(object, "@odata.nextLink", "OneDriveListDirectoryRequest")) {
error.response = "\"@odata.nextLink\" is not a string!";
finishError(error);
delete json;
return;
}
makeRequest(object.getVal("@odata.nextLink")->asString());
} else {
listNextDirectory();
}
delete json;
}
void OneDriveListDirectoryRequest::listedDirectoryErrorCallback(Networking::ErrorResponse error) {
_workingRequest = nullptr;
if (_ignoreCallback)
return;
if (error.request)
_date = error.request->date();
finishError(error);
}
void OneDriveListDirectoryRequest::handle() {}
void OneDriveListDirectoryRequest::restart() { start(); }
Common::String OneDriveListDirectoryRequest::date() const { return _date; }
void OneDriveListDirectoryRequest::finishListing(Common::Array<StorageFile> &files) {
Request::finishSuccess();
if (_listDirectoryCallback)
(*_listDirectoryCallback)(Storage::ListDirectoryResponse(this, files));
}
} // End of namespace OneDrive
} // End of namespace Cloud
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