/* * Bittorrent Client using Qt and libtorrent. * Copyright (C) 2020, Will Da Silva * Copyright (C) 2015, 2018 Vladimir Golovnev * Copyright (C) 2006 Christophe Dumez * * 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) 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, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * * In addition, as a special exception, the copyright holders give permission to * link this program with the OpenSSL project's "OpenSSL" library (or with * modified versions of it that use the same license as the "OpenSSL" library), * and distribute the linked executables. You must obey the GNU General Public * License in all respects for all of the code used other than "OpenSSL". If you * modify file(s), you may extend this exception to your version of the file(s), * but you are not obligated to do so. If you do not wish to do so, delete this * exception statement from your version. */ #include "searchwidget.h" #include #include #ifdef Q_OS_WIN #include #endif #include #include #include #include #include #include #include #include #include #include "base/global.h" #include "base/search/searchhandler.h" #include "base/search/searchpluginmanager.h" #include "base/utils/foreignapps.h" #include "gui/desktopintegration.h" #include "gui/mainwindow.h" #include "gui/uithememanager.h" #include "pluginselectdialog.h" #include "searchjobwidget.h" #include "ui_searchwidget.h" #define SEARCHHISTORY_MAXSIZE 50 #define URL_COLUMN 5 namespace { QString statusIconName(const SearchJobWidget::Status st) { switch (st) { case SearchJobWidget::Status::Ongoing: return u"queued"_qs; case SearchJobWidget::Status::Finished: return u"task-complete"_qs; case SearchJobWidget::Status::Aborted: return u"task-reject"_qs; case SearchJobWidget::Status::Error: return u"dialog-warning"_qs; case SearchJobWidget::Status::NoResults: return u"dialog-warning"_qs; default: return {}; } } } SearchWidget::SearchWidget(IGUIApplication *app, MainWindow *mainWindow) : QWidget(mainWindow) , GUIApplicationComponent(app) , m_ui {new Ui::SearchWidget()} , m_mainWindow {mainWindow} { m_ui->setupUi(this); m_ui->tabWidget->tabBar()->installEventFilter(this); const QString searchPatternHint = u"

" + tr("A phrase to search for.") + u"
" + tr("Spaces in a search term may be protected by double quotes.") + u"

" + tr("Example:", "Search phrase example") + u"
" + tr("foo bar: search for foo and bar", "Search phrase example, illustrates quotes usage, a pair of " "space delimited words, individual words are highlighted") + u"
" + tr(""foo bar": search for foo bar", "Search phrase example, illustrates quotes usage, double quoted" "pair of space delimited words, the whole pair is highlighted") + u"

"; m_ui->lineEditSearchPattern->setToolTip(searchPatternHint); #ifndef Q_OS_MACOS // Icons m_ui->searchButton->setIcon(UIThemeManager::instance()->getIcon(u"edit-find"_qs)); m_ui->pluginsButton->setIcon(UIThemeManager::instance()->getIcon(u"plugins"_qs)); #else // On macOS the icons overlap the text otherwise QSize iconSize = m_ui->tabWidget->iconSize(); iconSize.setWidth(iconSize.width() + 16); m_ui->tabWidget->setIconSize(iconSize); #endif connect(m_ui->tabWidget, &QTabWidget::tabCloseRequested, this, &SearchWidget::closeTab); connect(m_ui->tabWidget, &QTabWidget::currentChanged, this, &SearchWidget::tabChanged); const auto *searchManager = SearchPluginManager::instance(); const auto onPluginChanged = [this]() { fillPluginComboBox(); fillCatCombobox(); selectActivePage(); }; connect(searchManager, &SearchPluginManager::pluginInstalled, this, onPluginChanged); connect(searchManager, &SearchPluginManager::pluginUninstalled, this, onPluginChanged); connect(searchManager, &SearchPluginManager::pluginUpdated, this, onPluginChanged); connect(searchManager, &SearchPluginManager::pluginEnabled, this, onPluginChanged); // Fill in category combobox onPluginChanged(); connect(m_ui->lineEditSearchPattern, &LineEdit::returnPressed, m_ui->searchButton, &QPushButton::click); connect(m_ui->lineEditSearchPattern, &LineEdit::textEdited, this, &SearchWidget::searchTextEdited); connect(m_ui->selectPlugin, qOverload(&QComboBox::currentIndexChanged) , this, &SearchWidget::selectMultipleBox); connect(m_ui->selectPlugin, qOverload(&QComboBox::currentIndexChanged) , this, &SearchWidget::fillCatCombobox); const auto focusSearchHotkey = new QShortcut(QKeySequence::Find, this); connect(focusSearchHotkey, &QShortcut::activated, this, &SearchWidget::toggleFocusBetweenLineEdits); } bool SearchWidget::eventFilter(QObject *object, QEvent *event) { if (object == m_ui->tabWidget->tabBar()) { // Close tabs when middle-clicked if (event->type() != QEvent::MouseButtonRelease) return false; const auto mouseEvent = static_cast(event); const int tabIndex = m_ui->tabWidget->tabBar()->tabAt(mouseEvent->pos()); if ((mouseEvent->button() == Qt::MiddleButton) && (tabIndex >= 0)) { closeTab(tabIndex); return true; } if (mouseEvent->button() == Qt::RightButton) { QMenu *menu = new QMenu(this); menu->setAttribute(Qt::WA_DeleteOnClose); menu->addAction(tr("Close tab"), this, [this, tabIndex]() { closeTab(tabIndex); }); menu->addAction(tr("Close all tabs"), this, &SearchWidget::closeAllTabs); menu->popup(QCursor::pos()); return true; } return false; } return QWidget::eventFilter(object, event); } void SearchWidget::fillCatCombobox() { m_ui->comboCategory->clear(); m_ui->comboCategory->addItem(SearchPluginManager::categoryFullName(u"all"_qs), u"all"_qs); using QStrPair = std::pair; QVector tmpList; for (const QString &cat : asConst(SearchPluginManager::instance()->getPluginCategories(selectedPlugin()))) tmpList << std::make_pair(SearchPluginManager::categoryFullName(cat), cat); std::sort(tmpList.begin(), tmpList.end(), [](const QStrPair &l, const QStrPair &r) { return (QString::localeAwareCompare(l.first, r.first) < 0); }); for (const QStrPair &p : asConst(tmpList)) { qDebug("Supported category: %s", qUtf8Printable(p.second)); m_ui->comboCategory->addItem(p.first, p.second); } if (m_ui->comboCategory->count() > 1) m_ui->comboCategory->insertSeparator(1); } void SearchWidget::fillPluginComboBox() { m_ui->selectPlugin->clear(); m_ui->selectPlugin->addItem(tr("Only enabled"), u"enabled"_qs); m_ui->selectPlugin->addItem(tr("All plugins"), u"all"_qs); m_ui->selectPlugin->addItem(tr("Select..."), u"multi"_qs); using QStrPair = std::pair; QVector tmpList; for (const QString &name : asConst(SearchPluginManager::instance()->enabledPlugins())) tmpList << std::make_pair(SearchPluginManager::instance()->pluginFullName(name), name); std::sort(tmpList.begin(), tmpList.end(), [](const QStrPair &l, const QStrPair &r) { return (l.first < r.first); } ); for (const QStrPair &p : asConst(tmpList)) m_ui->selectPlugin->addItem(p.first, p.second); if (m_ui->selectPlugin->count() > 3) m_ui->selectPlugin->insertSeparator(3); } QString SearchWidget::selectedCategory() const { return m_ui->comboCategory->itemData(m_ui->comboCategory->currentIndex()).toString(); } QString SearchWidget::selectedPlugin() const { return m_ui->selectPlugin->itemData(m_ui->selectPlugin->currentIndex()).toString(); } void SearchWidget::selectActivePage() { if (SearchPluginManager::instance()->allPlugins().isEmpty()) { m_ui->stackedPages->setCurrentWidget(m_ui->emptyPage); m_ui->lineEditSearchPattern->setEnabled(false); m_ui->comboCategory->setEnabled(false); m_ui->selectPlugin->setEnabled(false); m_ui->searchButton->setEnabled(false); } else { m_ui->stackedPages->setCurrentWidget(m_ui->searchPage); m_ui->lineEditSearchPattern->setEnabled(true); m_ui->comboCategory->setEnabled(true); m_ui->selectPlugin->setEnabled(true); m_ui->searchButton->setEnabled(true); } } SearchWidget::~SearchWidget() { qDebug("Search destruction"); delete m_ui; } void SearchWidget::tabChanged(int index) { // when we switch from a tab that is not empty to another that is empty // the download button doesn't have to be available m_currentSearchTab = ((index < 0) ? nullptr : m_allTabs.at(m_ui->tabWidget->currentIndex())); } void SearchWidget::selectMultipleBox(int index) { Q_UNUSED(index); if (selectedPlugin() == u"multi") on_pluginsButton_clicked(); } void SearchWidget::toggleFocusBetweenLineEdits() { if (m_ui->lineEditSearchPattern->hasFocus() && m_currentSearchTab) { m_currentSearchTab->lineEditSearchResultsFilter()->setFocus(); m_currentSearchTab->lineEditSearchResultsFilter()->selectAll(); } else { m_ui->lineEditSearchPattern->setFocus(); m_ui->lineEditSearchPattern->selectAll(); } } void SearchWidget::on_pluginsButton_clicked() { auto *dlg = new PluginSelectDialog(SearchPluginManager::instance(), this); dlg->setAttribute(Qt::WA_DeleteOnClose); dlg->show(); } void SearchWidget::searchTextEdited(const QString &) { // Enable search button m_ui->searchButton->setText(tr("Search")); m_isNewQueryString = true; } void SearchWidget::giveFocusToSearchInput() { m_ui->lineEditSearchPattern->setFocus(); } // Function called when we click on search button void SearchWidget::on_searchButton_clicked() { if (!Utils::ForeignApps::pythonInfo().isValid()) { app()->desktopIntegration()->showNotification(tr("Search Engine"), tr("Please install Python to use the Search Engine.")); return; } if (m_activeSearchTab) { m_activeSearchTab->cancelSearch(); if (!m_isNewQueryString) { m_ui->searchButton->setText(tr("Search")); return; } } m_isNewQueryString = false; const QString pattern = m_ui->lineEditSearchPattern->text().trimmed(); // No search pattern entered if (pattern.isEmpty()) { QMessageBox::critical(this, tr("Empty search pattern"), tr("Please type a search pattern first")); return; } QStringList plugins; if (selectedPlugin() == u"all") plugins = SearchPluginManager::instance()->allPlugins(); else if (selectedPlugin() == u"enabled") plugins = SearchPluginManager::instance()->enabledPlugins(); else if (selectedPlugin() == u"multi") plugins = SearchPluginManager::instance()->enabledPlugins(); else plugins << selectedPlugin(); qDebug("Search with category: %s", qUtf8Printable(selectedCategory())); // Launch search auto *searchHandler = SearchPluginManager::instance()->startSearch(pattern, selectedCategory(), plugins); // Tab Addition auto *newTab = new SearchJobWidget(searchHandler, this); m_allTabs.append(newTab); QString tabName = pattern; tabName.replace(QRegularExpression(u"&{1}"_qs), u"&&"_qs); m_ui->tabWidget->addTab(newTab, tabName); m_ui->tabWidget->setCurrentWidget(newTab); connect(newTab, &SearchJobWidget::statusChanged, this, [this, newTab]() { tabStatusChanged(newTab); }); m_ui->searchButton->setText(tr("Stop")); m_activeSearchTab = newTab; tabStatusChanged(newTab); } void SearchWidget::tabStatusChanged(QWidget *tab) { const int tabIndex = m_ui->tabWidget->indexOf(tab); m_ui->tabWidget->setTabToolTip(tabIndex, tab->statusTip()); m_ui->tabWidget->setTabIcon(tabIndex, UIThemeManager::instance()->getIcon( statusIconName(static_cast(tab)->status()))); if ((tab == m_activeSearchTab) && (m_activeSearchTab->status() != SearchJobWidget::Status::Ongoing)) { Q_ASSERT(m_activeSearchTab->status() != SearchJobWidget::Status::Ongoing); if (app()->desktopIntegration()->isNotificationsEnabled() && (m_mainWindow->currentTabWidget() != this)) { if (m_activeSearchTab->status() == SearchJobWidget::Status::Error) app()->desktopIntegration()->showNotification(tr("Search Engine"), tr("Search has failed")); else app()->desktopIntegration()->showNotification(tr("Search Engine"), tr("Search has finished")); } m_activeSearchTab = nullptr; m_ui->searchButton->setText(tr("Search")); } } void SearchWidget::closeTab(int index) { SearchJobWidget *tab = m_allTabs.takeAt(index); if (tab == m_activeSearchTab) m_ui->searchButton->setText(tr("Search")); delete tab; } void SearchWidget::closeAllTabs() { for (int i = (m_allTabs.size() - 1); i >= 0; --i) closeTab(i); }