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/**
* Copyright (C) 2021-2024 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 "SubkeyGenerateDialog.h"
#include <cassert>
#include <cstddef>
#include <utility>
#include "core/function/gpg/GpgKeyOpera.h"
#include "core/utils/GpgUtils.h"
#include "ui/UISignalStation.h"
#include "ui/UserInterfaceUtils.h"
#include "ui/function/GpgOperaHelper.h"
#include "ui/function/KeyGenerateHelper.h"
//
#include "ui_SubkeyGenDialog.h"
namespace GpgFrontend::UI {
SubkeyGenerateDialog::SubkeyGenerateDialog(int channel, GpgKeyPtr key,
QWidget* parent)
: GeneralDialog(typeid(SubkeyGenerateDialog).name(), parent),
ui_(QSharedPointer<Ui_SubkeyGenDialog>::create()),
current_gpg_context_channel_(channel),
key_(std::move(key)),
gen_subkey_info_(QSharedPointer<KeyGenerateInfo>::create(true)),
supported_subkey_algos_(KeyGenerateInfo::GetSupportedSubkeyAlgo()) {
ui_->setupUi(this);
assert(key_ != nullptr);
ui_->algoLabel->setText(tr("Algorithm"));
ui_->keyLengthLabel->setText(tr("Key Length"));
ui_->expireLabel->setText(tr("Expire Date"));
ui_->usageLabel->setText(tr("Usage"));
ui_->encrCheckBox->setText(tr("Encrypt"));
ui_->signCheckBox->setText(tr("Sign"));
ui_->authCheckBox->setText(tr("Authentication"));
ui_->nonExpiredCheckBox->setText(tr("Non Expired"));
ui_->nonPassphraseCheckBox->setText(tr("No Passphrase"));
const auto min_date_time = QDateTime::currentDateTime().addDays(3);
ui_->expireDateTimeEdit->setMinimumDateTime(min_date_time);
QSet<QString> algo_set;
for (const auto& algo : supported_subkey_algos_) {
algo_set.insert(algo.Name());
}
ui_->algoComboBox->addItems(QStringList(algo_set.cbegin(), algo_set.cend()));
ui_->expireDateTimeEdit->setDateTime(gen_subkey_info_->GetExpireTime());
ui_->expireDateTimeEdit->setDisabled(gen_subkey_info_->IsNonExpired());
ui_->statusPlainTextEdit->appendPlainText(
tr("Tipps: if the key pair has a passphrase, the subkey's "
"passphrase must be equal to it."));
this->setWindowTitle(tr("Generate New Subkey"));
this->setAttribute(Qt::WA_DeleteOnClose);
this->setModal(true);
set_signal_slot_config();
refresh_widgets_state();
}
void SubkeyGenerateDialog::set_signal_slot_config() {
connect(ui_->generateButton, &QPushButton::clicked, this,
&SubkeyGenerateDialog::slot_key_gen_accept);
connect(ui_->nonExpiredCheckBox, &QCheckBox::stateChanged, this,
[=](int state) {
gen_subkey_info_->SetNonExpired(state == Qt::Checked);
refresh_widgets_state();
});
connect(ui_->encrCheckBox, &QCheckBox::stateChanged, this, [this](int state) {
gen_subkey_info_->SetAllowEncr(state == Qt::Checked);
});
connect(ui_->signCheckBox, &QCheckBox::stateChanged, this, [this](int state) {
gen_subkey_info_->SetAllowSign(state == Qt::Checked);
});
connect(ui_->authCheckBox, &QCheckBox::stateChanged, this, [this](int state) {
gen_subkey_info_->SetAllowAuth(state == Qt::Checked);
});
connect(ui_->algoComboBox, &QComboBox::currentTextChanged, this,
[=](const QString& text) {
auto [found, algo] = GetAlgoByName(text, supported_subkey_algos_);
ui_->generateButton->setDisabled(!found);
if (found) gen_subkey_info_->SetAlgo(algo);
refresh_widgets_state();
});
connect(ui_->nonPassphraseCheckBox, &QCheckBox::stateChanged, this,
[this](int state) -> void {
gen_subkey_info_->SetNonPassPhrase(state == Qt::Checked);
});
connect(ui_->keyLengthComboBox, &QComboBox::currentTextChanged, this,
[this](const QString& text) -> void {
auto [found, algo] = GetAlgoByNameAndKeyLength(
ui_->algoComboBox->currentText(), text.toInt(),
supported_subkey_algos_);
if (found) gen_subkey_info_->SetAlgo(algo);
});
}
void SubkeyGenerateDialog::refresh_widgets_state() {
ui_->algoComboBox->blockSignals(true);
ui_->algoComboBox->setCurrentText(gen_subkey_info_->GetAlgo().Name());
ui_->algoComboBox->blockSignals(false);
ui_->keyLengthComboBox->blockSignals(true);
SetKeyLengthComboxBoxByAlgo(ui_->keyLengthComboBox,
SearchAlgoByName(ui_->algoComboBox->currentText(),
supported_subkey_algos_));
ui_->keyLengthComboBox->setCurrentText(
QString::number(gen_subkey_info_->GetKeyLength()));
ui_->keyLengthComboBox->blockSignals(false);
ui_->encrCheckBox->blockSignals(true);
ui_->encrCheckBox->setChecked(gen_subkey_info_->IsAllowEncr());
ui_->encrCheckBox->setEnabled(gen_subkey_info_->IsAllowModifyEncr());
ui_->encrCheckBox->blockSignals(false);
ui_->signCheckBox->blockSignals(true);
ui_->signCheckBox->setChecked(gen_subkey_info_->IsAllowSign());
ui_->signCheckBox->setEnabled(gen_subkey_info_->IsAllowModifySign());
ui_->signCheckBox->blockSignals(false);
ui_->authCheckBox->blockSignals(true);
ui_->authCheckBox->setChecked(gen_subkey_info_->IsAllowAuth());
ui_->authCheckBox->setEnabled(gen_subkey_info_->IsAllowModifyAuth());
ui_->authCheckBox->blockSignals(false);
ui_->nonPassphraseCheckBox->setEnabled(
gen_subkey_info_->IsAllowNoPassPhrase());
ui_->expireDateTimeEdit->blockSignals(true);
ui_->expireDateTimeEdit->setDateTime(gen_subkey_info_->GetExpireTime());
ui_->expireDateTimeEdit->setDisabled(gen_subkey_info_->IsNonExpired());
ui_->expireDateTimeEdit->blockSignals(false);
ui_->nonExpiredCheckBox->blockSignals(true);
ui_->nonExpiredCheckBox->setChecked(gen_subkey_info_->IsNonExpired());
ui_->nonExpiredCheckBox->blockSignals(false);
}
void SubkeyGenerateDialog::slot_key_gen_accept() {
QString buffer;
QTextStream err_stream(&buffer);
if (gen_subkey_info_->GetAlgo() == KeyGenerateInfo::kNoneAlgo) {
err_stream << " -> " << tr("Please give a valid subkey algorithm.")
<< Qt::endl;
}
if (!gen_subkey_info_->IsNonExpired() &&
gen_subkey_info_->GetExpireTime() <
QDateTime::currentDateTime().addSecs(120)) {
err_stream
<< " -> "
<< tr("Time to subkey expiration must not be less than 120 seconds.")
<< Qt::endl;
}
const auto err_string = err_stream.readAll();
if (!err_string.isEmpty()) {
ui_->statusPlainTextEdit->clear();
ui_->statusPlainTextEdit->appendPlainText(err_string);
return;
}
GpgOperaHelper::WaitForOpera(
this, tr("Generating"),
[this, key = this->key_,
gen_key_info = this->gen_subkey_info_](const OperaWaitingHd& hd) {
GpgKeyOpera::GetInstance(current_gpg_context_channel_)
.GenerateSubkey(key, gen_key_info,
[this, hd](GpgError err, const DataObjectPtr&) {
// stop showing waiting dialog
hd();
if (CheckGpgError(err) == GPG_ERR_USER_1) {
QMessageBox::critical(
this, tr("Error"),
tr("Unknown error occurred"));
return;
}
CommonUtils::RaiseMessageBox(this, err);
if (CheckGpgError(err) == GPG_ERR_NO_ERROR) {
emit UISignalStation::GetInstance()
-> SignalKeyDatabaseRefresh();
}
});
});
this->done(0);
}
} // namespace GpgFrontend::UI
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