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/***************************************************************************
* Copyright © 2012 Jonathan Thomas <echidnaman@kubuntu.org> *
* *
* 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) version 3 or any later version *
* accepted by the membership of KDE e.V. (or its successor approved *
* by the membership of KDE e.V.), which shall act as a proxy *
* defined in Section 14 of version 3 of the license. *
* *
* 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 "TransactionWidget.h"
// Qt includes
#include <QtCore/QDir>
#include <QtCore/QStringBuilder>
#include <QtCore/QUuid>
#include <QtGui/QHeaderView>
#include <QtGui/QLabel>
#include <QtGui/QProgressBar>
#include <QtGui/QPushButton>
#include <QtGui/QTreeView>
#include <QtGui/QVBoxLayout>
#include <QDebug>
// KDE includes
#include <KIcon>
#include <KLocale>
#include <KMessageBox>
// LibQApt includes
#include <LibQApt/Transaction>
#include <DebconfGui.h>
// Own includes
#include "../libmuonapt/MuonStrings.h"
#include "DownloadModel/DownloadDelegate.h"
#include "DownloadModel/DownloadModel.h"
TransactionWidget::TransactionWidget(QWidget *parent)
: QWidget(parent)
, m_trans(nullptr)
, m_lastRealProgress(0)
{
QVBoxLayout *layout = new QVBoxLayout(this);
layout->setMargin(0);
setLayout(layout);
m_headerLabel = new QLabel(this);
layout->addWidget(m_headerLabel);
m_spacer = new QWidget(this);
m_spacer->hide();
m_spacer->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
layout->addWidget(m_spacer);
m_downloadModel = new DownloadModel(this);
m_downloadDelegate = new DownloadDelegate(this);
m_downloadView = new QTreeView(this);
layout->addWidget(m_downloadView);
m_downloadView->setModel(m_downloadModel);
m_downloadView->setRootIsDecorated(false);
m_downloadView->setUniformRowHeights(true);
m_downloadView->setItemDelegate(m_downloadDelegate);
m_downloadView->setSelectionMode(QAbstractItemView::NoSelection);
m_downloadView->setEditTriggers(QAbstractItemView::NoEditTriggers);
m_downloadView->header()->setStretchLastSection(false);
m_downloadView->header()->setResizeMode(1, QHeaderView::Stretch);
m_downloadView->hide();
QString uuid = QUuid::createUuid().toString();
uuid.remove('{').remove('}').remove('-');
m_pipe = QDir::tempPath() % QLatin1String("/qapt-sock-") % uuid;
m_debconfGui = new DebconfKde::DebconfGui(m_pipe, this);
layout->addWidget(m_debconfGui);
m_debconfGui->connect(m_debconfGui, SIGNAL(activated()), m_debconfGui, SLOT(show()));
m_debconfGui->connect(m_debconfGui, SIGNAL(deactivated()), m_debconfGui, SLOT(hide()));
m_debconfGui->hide();
m_statusLabel = new QLabel(this);
layout->addWidget(m_statusLabel);
QWidget *hbox = new QWidget(this);
QHBoxLayout *hboxLayout = new QHBoxLayout(hbox);
hboxLayout->setMargin(0);
hbox->setLayout(hboxLayout);
layout->addWidget(hbox);
m_totalProgress = new QProgressBar(hbox);
hboxLayout->addWidget(m_totalProgress);
m_cancelButton = new QPushButton(hbox);
m_cancelButton->setText(i18nc("@action:button Cancels the download", "Cancel"));
m_cancelButton->setIcon(KIcon("dialog-cancel"));
hboxLayout->addWidget(m_cancelButton);
connect(m_downloadModel, SIGNAL(rowsInserted(QModelIndex,int,int)), m_downloadView, SLOT(scrollToBottom()));
}
QString TransactionWidget::pipe() const
{
return m_pipe;
}
void TransactionWidget::setTransaction(QApt::Transaction *trans)
{
m_trans = trans;
// Connect the transaction all up to our slots
connect(m_trans, SIGNAL(statusChanged(QApt::TransactionStatus)),
this, SLOT(statusChanged(QApt::TransactionStatus)));
connect(m_trans, SIGNAL(errorOccurred(QApt::ErrorCode)),
this, SLOT(transactionErrorOccurred(QApt::ErrorCode)));
connect(m_trans, SIGNAL(cancellableChanged(bool)),
m_cancelButton, SLOT(setVisible(bool)));
connect(m_trans, SIGNAL(mediumRequired(QString,QString)),
this, SLOT(provideMedium(QString,QString)));
connect(m_trans, SIGNAL(promptUntrusted(QStringList)),
this, SLOT(untrustedPrompt(QStringList)));
connect(m_trans, SIGNAL(configFileConflict(QString,QString)),
this, SLOT(configFileConflict(QString,QString)));
connect(m_trans, SIGNAL(progressChanged(int)),
this, SLOT(updateProgress(int)));
connect(m_trans, SIGNAL(statusDetailsChanged(QString)),
m_statusLabel, SLOT(setText(QString)));
connect(m_trans, SIGNAL(downloadProgressChanged(QApt::DownloadProgress)),
m_downloadModel, SLOT(updateDetails(QApt::DownloadProgress)));
// Connect us to the transaction
connect(m_cancelButton, SIGNAL(clicked()), m_trans, SLOT(cancel()));
statusChanged(m_trans->status());
}
void TransactionWidget::statusChanged(QApt::TransactionStatus status)
{
switch (status) {
case QApt::SetupStatus:
m_headerLabel->setText(i18nc("@info Status information, widget title",
"<title>Starting</title>"));
m_statusLabel->setText(i18nc("@info Status info",
"Waiting for service to start"));
m_totalProgress->setMaximum(0);
break;
case QApt::AuthenticationStatus:
m_statusLabel->setText(i18nc("@info Status info",
"Waiting for authentication"));
break;
case QApt::WaitingStatus:
m_headerLabel->setText(i18nc("@info Status information, widget title",
"<title>Waiting</title>"));
m_statusLabel->setText(i18nc("@info Status info",
"Waiting for other transactions to finish"));
m_totalProgress->setMaximum(0);
break;
case QApt::WaitingLockStatus:
m_headerLabel->setText(i18nc("@info Status information, widget title",
"<title>Waiting</title>"));
m_statusLabel->setText(i18nc("@info Status info",
"Waiting for other software managers to quit"));
m_totalProgress->setMaximum(0);
break;
case QApt::WaitingMediumStatus:
m_headerLabel->setText(i18nc("@info Status information, widget title",
"<title>Waiting</title>"));
m_statusLabel->setText(i18nc("@info Status info",
"Waiting for required medium"));
m_totalProgress->setMaximum(0);
break;
case QApt::WaitingConfigFilePromptStatus:
m_headerLabel->setText(i18nc("@info Status information, widget title",
"<title>Waiting</title>"));
m_statusLabel->setText(i18nc("@info Status info",
"Waiting for configuration file"));
m_totalProgress->setMaximum(0);
break;
case QApt::RunningStatus:
m_totalProgress->setMaximum(100);
m_headerLabel->clear();
m_statusLabel->clear();
break;
case QApt::LoadingCacheStatus:
m_statusLabel->clear();
m_headerLabel->setText(i18nc("@info Status info",
"<title>Loading Software List</title>"));
break;
case QApt::DownloadingStatus:
m_totalProgress->setMaximum(100);
m_downloadView->show();
switch (m_trans->role()) {
case QApt::UpdateCacheRole:
m_headerLabel->setText(i18nc("@info Status information, widget title",
"<title>Updating software sources</title>"));
break;
case QApt::DownloadArchivesRole:
case QApt::CommitChangesRole:
m_headerLabel->setText(i18nc("@info Status information, widget title",
"<title>Downloading Packages</title>"));
break;
default:
break;
}
break;
case QApt::CommittingStatus:
m_totalProgress->setMaximum(100);
m_downloadView->hide();
m_spacer->show();
m_headerLabel->setText(i18nc("@info Status information, widget title",
"<title>Committing Changes</title>"));
break;
case QApt::FinishedStatus:
m_spacer->hide();
m_downloadView->hide();
m_downloadModel->clear();
m_headerLabel->setText(i18nc("@info Status information, widget title",
"<title>Finished</title>"));
m_lastRealProgress = 0;
}
}
void TransactionWidget::transactionErrorOccurred(QApt::ErrorCode error)
{
if (error == QApt::Success)
return;
MuonStrings *muonStrings = MuonStrings::global();
QString title = muonStrings->errorTitle(error);
QString text = muonStrings->errorText(error, m_trans);
switch (error) {
case QApt::InitError:
case QApt::FetchError:
case QApt::CommitError:
KMessageBox::detailedError(this, text, m_trans->errorDetails(), title);
break;
default:
KMessageBox::error(this, text, title);
break;
}
}
void TransactionWidget::provideMedium(const QString &label, const QString &medium)
{
QString title = i18nc("@title:window", "Media Change Required");
QString text = i18nc("@label", "Please insert %1 into <filename>%2</filename>",
label, medium);
KMessageBox::information(this, text, title);
m_trans->provideMedium(medium);
}
void TransactionWidget::untrustedPrompt(const QStringList &untrustedPackages)
{
QString title = i18nc("@title:window", "Warning - Unverified Software");
QString text = i18ncp("@label",
"The following piece of software cannot be verified. "
"<warning>Installing unverified software represents a "
"security risk, as the presence of unverifiable software "
"can be a sign of tampering.</warning> Do you wish to continue?",
"The following pieces of software cannot be verified. "
"<warning>Installing unverified software represents a "
"security risk, as the presence of unverifiable software "
"can be a sign of tampering.</warning> Do you wish to continue?",
untrustedPackages.size());
int result = KMessageBox::warningContinueCancelList(this, text,
untrustedPackages, title);
bool installUntrusted = (result == KMessageBox::Continue);
m_trans->replyUntrustedPrompt(installUntrusted);
}
void TransactionWidget::configFileConflict(const QString ¤tPath, const QString &newPath)
{
QString title = i18nc("@title:window", "Configuration File Changed");
QString text = i18nc("@label Notifies a config file change",
"A new version of the configuration file "
"<filename>%1</filename> is available, but your version has "
"been modified. Would you like to keep your current version "
"or install the new version?", currentPath);
KGuiItem useNew(i18nc("@action Use the new config file", "Use New Version"));
KGuiItem useOld(i18nc("@action Keep the old config file", "Keep Old Version"));
// TODO: diff current and new paths
Q_UNUSED(newPath)
int ret = KMessageBox::questionYesNo(this, text, title, useNew, useOld);
m_trans->resolveConfigFileConflict(currentPath, (ret == KMessageBox::Yes));
}
void TransactionWidget::updateProgress(int progress)
{
if (progress > 100) {
m_totalProgress->setMaximum(0);
} else if (progress > m_lastRealProgress) {
m_totalProgress->setMaximum(100);
m_totalProgress->setValue(progress);
m_lastRealProgress = progress;
}
}
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