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/* filter_dialog.cpp
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include <config.h>
#include <errno.h>
#include <glib.h>
#include <ui/filter_files.h>
#include <wsutil/filesystem.h>
#include "filter_dialog.h"
#include <ui_filter_dialog.h>
#include <QMessageBox>
#include <QThread>
#include <QUrl>
#include <QSortFilterProxyModel>
#include <ui/qt/utils/qt_ui_utils.h>
#include <ui/qt/widgets/capture_filter_edit.h>
#include <ui/qt/widgets/display_filter_edit.h>
#include "wireshark_application.h"
FilterDialog::FilterDialog(QWidget *parent, FilterType filter_type, QString new_filter_) :
GeometryStateDialog(parent),
ui(new Ui::FilterDialog),
filter_type_(filter_type),
filter_tree_delegate_(new FilterTreeDelegate(this, filter_type))
{
ui->setupUi(this);
if (parent) loadGeometry(parent->width() * 2 / 3, parent->height() * 2 / 3);
setWindowIcon(wsApp->normalIcon());
ui->newToolButton->setStockIcon("list-add");
ui->deleteToolButton->setStockIcon("list-remove");
ui->copyToolButton->setStockIcon("list-copy");
#ifdef Q_OS_MAC
ui->newToolButton->setAttribute(Qt::WA_MacSmallSize, true);
ui->deleteToolButton->setAttribute(Qt::WA_MacSmallSize, true);
ui->copyToolButton->setAttribute(Qt::WA_MacSmallSize, true);
ui->pathLabel->setAttribute(Qt::WA_MacSmallSize, true);
#endif
#if 0
ui->filterTreeWidget->setDragEnabled(true);
ui->filterTreeWidget->viewport()->setAcceptDrops(true);
ui->filterTreeWidget->setDropIndicatorShown(true);
ui->filterTreeWidget->setDragDropMode(QAbstractItemView::InternalMove);
#endif
ui->filterTreeView->setDragEnabled(true);
ui->filterTreeView->setAcceptDrops(true);
ui->filterTreeView->setDropIndicatorShown(true);
const gchar * filename = NULL;
QString newFilterText;
if (filter_type == CaptureFilter) {
setWindowTitle(wsApp->windowTitleString(tr("Capture Filters")));
filename = CFILTER_FILE_NAME;
newFilterText = tr("New capture filter");
model_ = new FilterListModel(FilterListModel::Capture, this);
} else {
setWindowTitle(wsApp->windowTitleString(tr("Display Filters")));
filename = DFILTER_FILE_NAME;
newFilterText = tr("New display filter");
model_ = new FilterListModel(FilterListModel::Display, this);
}
if ( new_filter_.length() > 0 )
model_->addFilter(newFilterText, new_filter_);
ui->filterTreeView->setModel(model_);
ui->filterTreeView->setItemDelegate(new FilterTreeDelegate(this, filter_type));
ui->filterTreeView->resizeColumnToContents(FilterListModel::ColumnName);
connect( ui->filterTreeView->selectionModel(), &QItemSelectionModel::selectionChanged, this, &FilterDialog::selectionChanged );
QString abs_path = gchar_free_to_qstring(get_persconffile_path(filename, TRUE));
if (file_exists(abs_path.toUtf8().constData())) {
ui->pathLabel->setText(abs_path);
ui->pathLabel->setUrl(QUrl::fromLocalFile(abs_path).toString());
ui->pathLabel->setToolTip(tr("Open ") + filename);
ui->pathLabel->setEnabled(true);
}
}
FilterDialog::~FilterDialog()
{
delete ui;
}
void FilterDialog::addFilter(QString name, QString filter, bool start_editing)
{
if ( model_ )
{
QModelIndex idx = model_->addFilter(name, filter);
if ( start_editing )
ui->filterTreeView->edit(idx);
}
}
void FilterDialog::updateWidgets()
{
if ( ! ui->filterTreeView->selectionModel() )
return;
int num_selected = ui->filterTreeView->selectionModel()->selectedRows().count();
ui->copyToolButton->setEnabled(num_selected == 1);
ui->deleteToolButton->setEnabled(num_selected > 0);
}
void FilterDialog::selectionChanged(const QItemSelection &/*selected*/, const QItemSelection &/*deselected*/)
{
updateWidgets();
}
void FilterDialog::on_newToolButton_clicked()
{
QString name;
QString filter;
if (filter_type_ == CaptureFilter) {
//: This text is automatically filled in when a new filter is created
name = tr("New capture filter");
filter = "ip host host.example.com";
} else {
//: This text is automatically filled in when a new filter is created
name = tr("New display filter");
filter = "ip.addr == host.example.com";
}
addFilter(name, filter, true);
}
void FilterDialog::on_deleteToolButton_clicked()
{
QModelIndexList selected = ui->filterTreeView->selectionModel()->selectedRows();
QList<int> rows;
foreach ( QModelIndex idx, selected )
{
if ( idx.isValid() && ! rows.contains(idx.row()) )
{
rows << idx.row();
model_->removeFilter(idx);
}
}
}
void FilterDialog::on_copyToolButton_clicked()
{
QModelIndexList selected = ui->filterTreeView->selectionModel()->selectedRows();
if ( selected.count() <= 0 )
return;
int rowNr = selected.at(0).row();
QModelIndex row = selected.at(0).sibling(rowNr, FilterListModel::ColumnName);
addFilter(row.data().toString(), row.sibling(rowNr, FilterListModel::ColumnExpression).data().toString(), true);
}
void FilterDialog::on_buttonBox_accepted()
{
model_->saveList();
if (filter_type_ == CaptureFilter) {
wsApp->emitAppSignal(WiresharkApplication::CaptureFilterListChanged);
} else {
wsApp->emitAppSignal(WiresharkApplication::DisplayFilterListChanged);
}
}
void FilterDialog::on_buttonBox_helpRequested()
{
if (filter_type_ == CaptureFilter) {
wsApp->helpTopicAction(HELP_CAPTURE_FILTERS_DIALOG);
} else {
wsApp->helpTopicAction(HELP_DISPLAY_FILTERS_DIALOG);
}
}
//
// FilterTreeDelegate
// Delegate for editing capture and display filters.
//
FilterTreeDelegate::FilterTreeDelegate(QObject *parent, FilterDialog::FilterType filter_type) :
QStyledItemDelegate(parent),
filter_type_(filter_type)
{}
QWidget *FilterTreeDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const
{
QWidget * w = Q_NULLPTR;
if ( index.column() != FilterListModel::ColumnExpression ) {
w = QStyledItemDelegate::createEditor(parent, option, index);
}
else
{
if (filter_type_ == FilterDialog::CaptureFilter) {
w = new CaptureFilterEdit(parent, true);
} else {
w = new DisplayFilterEdit(parent, DisplayFilterToEnter);
}
}
if ( qobject_cast<QLineEdit *>(w) && index.column() == FilterListModel::ColumnName )
qobject_cast<QLineEdit *>(w)->setValidator(new FilterValidator());
return w;
}
void FilterTreeDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const
{
if ( ! editor || ! index.isValid() )
return;
QStyledItemDelegate::setEditorData(editor, index);
if ( qobject_cast<QLineEdit *>(editor) )
qobject_cast<QLineEdit *>(editor)->setText(index.data().toString());
}
QValidator::State FilterValidator::validate(QString & input, int & /*pos*/) const
{
/* Making this a list to be able to easily add additional values in the future */
QStringList invalidKeys = QStringList() << "\"";
if ( input.length() <= 0 )
return QValidator::Intermediate;
foreach ( QString key, invalidKeys )
if ( input.indexOf(key) >= 0 )
return QValidator::Invalid;
return QValidator::Acceptable;
}
/*
* Editor modelines
*
* Local Variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* ex: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/
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