squawk/ui/widgets/info/omemo/omemo.cpp

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/*
* Squawk messenger.
* Copyright (C) 2019 Yury Gubich <blue@macaw.me>
*
* 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 "omemo.h"
#include "ui_omemo.h"
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#include <random>
constexpr uint8_t fingerprintLength = 32;
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UI::Omemo::Omemo(QWidget* parent):
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QWidget(parent),
m_ui(new Ui::Omemo()),
deviceKeyDelegate(),
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keysDelegate(),
unusedKeysDelegate(),
deviceKeyModel(),
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keysModel(),
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unusedKeysModel(),
contextMenu(new QMenu())
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{
m_ui->setupUi(this);
m_ui->deviceKeyView->setItemDelegate(&deviceKeyDelegate);
m_ui->deviceKeyView->setModel(&deviceKeyModel);
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m_ui->keysView->setItemDelegate(&keysDelegate);
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m_ui->keysView->setModel(&keysModel);
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m_ui->unusedKeysView->setItemDelegate(&unusedKeysDelegate);
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m_ui->unusedKeysView->setModel(&unusedKeysModel);
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unusedVisibility(false);
deviceKeyVisibility(false);
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m_ui->keysView->setContextMenuPolicy(Qt::CustomContextMenu);
connect(m_ui->keysView, &QWidget::customContextMenuRequested, this, &Omemo::onActiveKeysContextMenu);
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}
UI::Omemo::~Omemo() {
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contextMenu->deleteLater();
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}
void UI::Omemo::generateMockData() {
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std::random_device rd;
std::uniform_int_distribution<char> dist(CHAR_MIN, CHAR_MAX);
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for (int i = 0; i < 5; ++i) {
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QByteArray fp(fingerprintLength, 0);
for (int i = 0; i < fingerprintLength; ++i)
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fp[i] = dist(rd);
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Shared::KeyInfo info;
info.id = i;
if (i % 3 == 0)
info.label = QString("test_") + std::to_string(i).c_str();
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info.fingerPrint = fp;
if (i % 2 == 0)
info.lastInteraction = QDateTime::currentDateTime();
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keysModel.addKey(info);
}
}
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void UI::Omemo::setData(const std::list<Shared::KeyInfo>& keys) {
keysModel.clear();
unusedKeysModel.clear();
deviceKeyModel.clear();
for (const Shared::KeyInfo& key : keys) {
if (key.currentDevice)
deviceKeyModel.addKey(key);
else
keysModel.addKey(key);
}
unusedVisibility(unusedKeysModel.rowCount() > 0);
deviceKeyVisibility(deviceKeyModel.rowCount() > 0);
}
const QString UI::Omemo::title() const {
return m_ui->OMEMOHeading->text();
}
void UI::Omemo::onActiveKeysContextMenu(const QPoint& pos) {
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contextMenu->clear();
QModelIndex index = m_ui->keysView->indexAt(pos);
if (index.isValid()) {
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QVariant dirtyV = index.data(Models::Keys::Dirty);
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if (dirtyV.isValid() && dirtyV.toBool()) {
QAction* rev = contextMenu->addAction(Shared::icon("clean"), tr("Revert changes"));
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connect(rev, &QAction::triggered, std::bind(&Models::Keys::revertKey, &keysModel, index.row()));
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}
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QVariant levelV = index.data(Models::Keys::TrustLevel);
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if (levelV.isValid()) {
Shared::TrustLevel level = static_cast<Shared::TrustLevel>(levelV.toUInt());
if (level == Shared::TrustLevel::undecided ||
level == Shared::TrustLevel::automaticallyDistrusted ||
level == Shared::TrustLevel::manuallyDistrusted
) {
QAction* rev = contextMenu->addAction(Shared::icon("favorite"), tr("Trust"));
connect(rev, &QAction::triggered,
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std::bind(&Models::Keys::setTrustLevel, &keysModel,
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index.row(), Shared::TrustLevel::manuallyTrusted
)
);
}
if (level == Shared::TrustLevel::undecided ||
level == Shared::TrustLevel::automaticallyTrusted ||
level == Shared::TrustLevel::manuallyTrusted ||
level == Shared::TrustLevel::authenticated
) {
QAction* rev = contextMenu->addAction(Shared::icon("unfavorite"), tr("Distrust"));
connect(rev, &QAction::triggered,
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std::bind(&Models::Keys::setTrustLevel, &keysModel,
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index.row(), Shared::TrustLevel::manuallyDistrusted
)
);
}
}
}
contextMenu->popup(m_ui->keysView->viewport()->mapToGlobal(pos));
}
void UI::Omemo::deviceKeyVisibility(bool visible) {
m_ui->deviceKeyHeading->setVisible(visible);
m_ui->deviceKeyline->setVisible(visible);
m_ui->deviceKeyView->setVisible(visible);
}
void UI::Omemo::unusedVisibility(bool visible) {
m_ui->unusedKeysView->setVisible(visible);
m_ui->unusedKeysHeading->setVisible(visible);
m_ui->line->setVisible(visible);
}