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/**
* Copyright (C) 2021 Saturneric <[email protected]>
*
* This file is part of GpgFrontend.
*
* GpgFrontend 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.
*
* GpgFrontend 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 GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
*
* The initial version of the source code is inherited from
* the gpg4usb project, which is under GPL-3.0-or-later.
*
* All the source code of GpgFrontend was modified and released by
* Saturneric <[email protected]> starting on May 12, 2021.
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#include "ui/thread/KeyServerImportTask.h"
#include "core/function/gpg/GpgKeyImportExporter.h"
#include "ui/struct/SettingsObject.h"
GpgFrontend::UI::KeyServerImportTask::KeyServerImportTask(
std::string keyserver_url, std::vector<std::string> keyids)
: Task("key_server_import_task"),
keyserver_url_(std::move(keyserver_url)),
keyids_(std::move(keyids)),
manager_(new QNetworkAccessManager(this)) {
HoldOnLifeCycle(true);
if (keyserver_url_.empty()) {
try {
SettingsObject key_server_json("key_server");
const auto key_server_list =
key_server_json.Check("server_list", nlohmann::json::array());
size_t const default_key_server_index =
key_server_json.Check("default_server", 0);
if (default_key_server_index >= key_server_list.size()) {
throw std::runtime_error("default_server index out of range");
}
auto default_key_server =
key_server_list[default_key_server_index].get<std::string>();
keyserver_url_ = default_key_server;
} catch (...) {
GF_UI_LOG_ERROR("setting operation error", "server_list",
"default_server");
keyserver_url_ = "https://keys.openpgp.org";
return;
}
GF_UI_LOG_DEBUG("key server import task sets key server url: {}",
keyserver_url_);
}
}
void GpgFrontend::UI::KeyServerImportTask::Run() {
QUrl const keyserver_url = QUrl(keyserver_url_.c_str());
for (const auto& key_id : keyids_) {
QUrl const req_url(keyserver_url.scheme() + "://" + keyserver_url.host() +
"/pks/lookup?op=get&search=0x" + key_id.c_str() +
"&options=mr");
reply_ = manager_->get(QNetworkRequest(req_url));
connect(reply_, &QNetworkReply::finished, this,
&KeyServerImportTask::dealing_reply_from_server);
}
}
void GpgFrontend::UI::KeyServerImportTask::dealing_reply_from_server() {
auto const network_reply = reply_->error();
auto buffer = reply_->readAll();
if (network_reply != QNetworkReply::NoError) {
GF_UI_LOG_ERROR("key import error, message from key server reply: ",
buffer);
QString err_msg;
switch (network_reply) {
case QNetworkReply::ContentNotFoundError:
err_msg = QString(_("Key not found in the Keyserver."));
break;
case QNetworkReply::TimeoutError:
err_msg = QString(_("Network connection timeout."));
break;
case QNetworkReply::HostNotFoundError:
err_msg =
QString(_("Cannot resolve the address of target key server."));
break;
default:
err_msg = QString(_("General connection error occurred."));
}
emit SignalKeyServerImportResult(false, err_msg, buffer, nullptr);
}
auto info = GpgKeyImportExporter::GetInstance().ImportKey(GFBuffer(buffer));
emit SignalKeyServerImportResult(true, _("Success"), buffer, info);
if (static_cast<size_t>(result_count_++) == keyids_.size() - 1) {
emit SignalTaskShouldEnd(0);
}
}
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