+/*
+ * Copyright © 2022 Soren Stoutner <soren@stoutner.com>.
+ *
+ * This file is part of Privacy Browser PC <https://www.stoutner.com/privacy-browser-pc>.
+ *
+ * Privacy Browser PC 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.
+ *
+ * Privacy Browser PC 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 Privacy Browser PC. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// Application headers.
+#include "BrowserWindow.h"
+#include "Settings.h"
+#include "ui_SettingsPrivacy.h"
+#include "ui_SettingsGeneral.h"
+#include "helpers/SearchEngineHelper.h"
+#include "helpers/UserAgentHelper.h"
+
+// KDE Frameworks headers.
+#include <KActionCollection>
+
+// Qt toolkit headers.
+#include <QInputDialog>
+#include <QStatusBar>
+
+BrowserWindow::BrowserWindow() : KXmlGuiWindow()
+{
+ // Instantiate the main view pointer.
+ browserViewPointer = new BrowserView(this);
+
+ // Set the main view as the central widget.
+ setCentralWidget(browserViewPointer);
+
+ // Get a handle for the action collection.
+ KActionCollection *actionCollectionPointer = this->actionCollection();
+
+ // Add the standard actions.
+ KStandardAction::openNew(this, SLOT(fileNew()), actionCollectionPointer);
+ KStandardAction::quit(qApp, SLOT(closeAllWindows()), actionCollectionPointer);
+ KStandardAction::preferences(this, SLOT(settingsConfigure()), actionCollectionPointer);
+
+ // Add the custom actions.
+ userAgentPrivacyBrowserActionPointer = actionCollectionPointer->addAction(QStringLiteral("user_agent_privacy_browser"));
+ userAgentFirefoxLinuxActionPointer = actionCollectionPointer->addAction(QStringLiteral("user_agent_firefox_linux"));
+ userAgentChromiumLinuxActionPointer = actionCollectionPointer->addAction(QStringLiteral("user_agent_chromium_linux"));
+ userAgentFirefoxWindowsActionPointer = actionCollectionPointer->addAction(QStringLiteral("user_agent_firefox_windows"));
+ userAgentChromeWindowsActionPointer = actionCollectionPointer->addAction(QStringLiteral("user_agent_chrome_windows"));
+ userAgentEdgeWindowsActionPointer = actionCollectionPointer->addAction(QStringLiteral("user_agent_edge_windows"));
+ userAgentSafariMacosActionPointer = actionCollectionPointer->addAction(QStringLiteral("user_agent_safari_macos"));
+ userAgentCustomActionPointer = actionCollectionPointer->addAction(QStringLiteral("user_agent_custom"));
+ zoomFactorActionPointer = actionCollectionPointer->addAction(QStringLiteral("zoom_factor"));
+ searchEngineMojeekActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_mojeek"));
+ searchEngineMonoclesActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_monocles"));
+ searchEngineMetagerActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_metager"));
+ searchEngineGoogleActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_google"));
+ searchEngineBingActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_bing"));
+ searchEngineYahooActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_yahoo"));
+ searchEngineCustomActionPointer = actionCollectionPointer->addAction(QStringLiteral("search_engine_custom"));
+
+ // Create the action groups
+ QActionGroup *userAgentActionGroupPointer = new QActionGroup(this);
+ QActionGroup *searchEngineActionGroupPointer = new QActionGroup(this);
+
+ // Add the actions to the groups.
+ userAgentActionGroupPointer->addAction(userAgentPrivacyBrowserActionPointer);
+ userAgentActionGroupPointer->addAction(userAgentFirefoxLinuxActionPointer);
+ userAgentActionGroupPointer->addAction(userAgentChromiumLinuxActionPointer);
+ userAgentActionGroupPointer->addAction(userAgentFirefoxWindowsActionPointer);
+ userAgentActionGroupPointer->addAction(userAgentChromeWindowsActionPointer);
+ userAgentActionGroupPointer->addAction(userAgentEdgeWindowsActionPointer);
+ userAgentActionGroupPointer->addAction(userAgentSafariMacosActionPointer);
+ userAgentActionGroupPointer->addAction(userAgentCustomActionPointer);
+ searchEngineActionGroupPointer->addAction(searchEngineMojeekActionPointer);
+ searchEngineActionGroupPointer->addAction(searchEngineMonoclesActionPointer);
+ searchEngineActionGroupPointer->addAction(searchEngineMetagerActionPointer);
+ searchEngineActionGroupPointer->addAction(searchEngineGoogleActionPointer);
+ searchEngineActionGroupPointer->addAction(searchEngineBingActionPointer);
+ searchEngineActionGroupPointer->addAction(searchEngineYahooActionPointer);
+ searchEngineActionGroupPointer->addAction(searchEngineCustomActionPointer);
+
+ // Set some actions to be checkable.
+ userAgentPrivacyBrowserActionPointer->setCheckable(true);
+ userAgentFirefoxLinuxActionPointer->setCheckable(true);
+ userAgentChromiumLinuxActionPointer->setCheckable(true);
+ userAgentFirefoxWindowsActionPointer->setCheckable(true);
+ userAgentChromeWindowsActionPointer->setCheckable(true);
+ userAgentEdgeWindowsActionPointer->setCheckable(true);
+ userAgentSafariMacosActionPointer->setCheckable(true);
+ userAgentCustomActionPointer->setCheckable(true);
+ searchEngineMojeekActionPointer->setCheckable(true);
+ searchEngineMonoclesActionPointer->setCheckable(true);
+ searchEngineMetagerActionPointer->setCheckable(true);
+ searchEngineGoogleActionPointer->setCheckable(true);
+ searchEngineBingActionPointer->setCheckable(true);
+ searchEngineYahooActionPointer->setCheckable(true);
+ searchEngineCustomActionPointer->setCheckable(true);
+
+ // Set the non-mutable action text.
+ userAgentPrivacyBrowserActionPointer->setText(i18nc("@action", "Privacy Browser"));
+ userAgentFirefoxLinuxActionPointer->setText(i18nc("@action", "Firefox Linux"));
+ userAgentChromiumLinuxActionPointer->setText(i18nc("@action", "Chromium Linux"));
+ userAgentFirefoxWindowsActionPointer->setText(i18nc("@action", "Firefox Windows"));
+ userAgentChromeWindowsActionPointer->setText(i18nc("@action", "Chrome Windows"));
+ userAgentEdgeWindowsActionPointer->setText(i18nc("@action", "Edge Windows"));
+ userAgentSafariMacosActionPointer->setText(i18nc("@action", "Safari macOS"));
+ searchEngineMojeekActionPointer->setText(i18nc("@action", "Mojeek"));
+ searchEngineMonoclesActionPointer->setText(i18nc("@action", "Monocles"));
+ searchEngineMetagerActionPointer->setText(i18nc("@action", "MetaGer"));
+ searchEngineGoogleActionPointer->setText(i18nc("@action", "Google"));
+ searchEngineBingActionPointer->setText(i18nc("@action", "Bing"));
+ searchEngineYahooActionPointer->setText(i18nc("@action", "Yahoo"));
+
+ // Update the on-the-fly menus.
+ connect(browserViewPointer, SIGNAL(userAgentUpdated(QString)), this, SLOT(updateOnTheFlyUserAgent(QString)));
+ connect(browserViewPointer, SIGNAL(zoomFactorUpdated(double)), this, SLOT(updateOnTheFlyZoomFactor(double)));
+ connect(browserViewPointer, SIGNAL(searchEngineUpdated(QString)), this, SLOT(updateOnTheFlySearchEngine(QString)));
+
+ // Apply the on-the-fly settings when selected.
+ connect(userAgentActionGroupPointer, SIGNAL(triggered(QAction*)), browserViewPointer, SLOT(applyOnTheFlyUserAgent(QAction*)));
+ connect(searchEngineActionGroupPointer, SIGNAL(triggered(QAction*)), browserViewPointer, SLOT(applyOnTheFlySearchEngine(QAction*)));
+
+ // Display dialogs.
+ connect(zoomFactorActionPointer, SIGNAL(triggered()), this, SLOT(getZoomFactorFromUser()));
+
+ // Update the status bar with the URL when a link is hovered.
+ connect(browserViewPointer, SIGNAL(linkHovered(QString)), this, SLOT(updateStatusBar(QString)));
+
+ // Setup the GUI based on the browser_ui.rc file.
+ setupGUI(StandardWindowOption::Default, ("browser_ui.rc"));
+
+ // Load the initial webstie.
+ browserViewPointer->loadInitialWebsite();
+}
+
+void BrowserWindow::fileNew() const
+{
+ // Display a new instance of Privacy Browser.
+ (new BrowserWindow)->show();
+}
+
+void BrowserWindow::getZoomFactorFromUser()
+{
+ // Create an OK flag.
+ bool okClicked;
+
+ // Display a dialog to get the new zoom factor from the user. Format the double to display two decimals and have a 0.25 step.
+ double newZoomFactor = QInputDialog::getDouble(this, i18nc("The tile of the on-the-fly zoom factor dialog", "On-The-Fly Zoom Factor"),
+ i18nc("The instruction text of the on-the-fly zoom factor dialog", "Enter a zoom factor between 0.25 and 5.00"),
+ currentZoomFactor, .025, 5.00, 2, &okClicked, Qt::WindowFlags(), 0.25);
+
+ if (okClicked)
+ {
+ // Update the current zoom factor.
+ currentZoomFactor = newZoomFactor;
+
+ // Set the new zoom factor.
+ browserViewPointer->applyOnTheFlyZoomFactor(newZoomFactor);
+
+ // Update the on-the-fly action text.
+ updateOnTheFlyZoomFactor(newZoomFactor);
+ }
+}
+
+void BrowserWindow::settingsConfigure()
+{
+ // Check to make sure the dialog box isn't already displayed.
+ if (KConfigDialog::exists(QStringLiteral("settings")))
+ {
+ // Show the existing config dialog if it is hidden.
+ configDialogPointer->show();
+
+ // Raise the existing config dialog if it is below other windows.
+ configDialogPointer->raise();
+
+ // Restore the existing config dialog if it has been minimized.
+ if (configDialogPointer->isMinimized()) {
+ configDialogPointer->showNormal();
+ }
+
+ // Activate the existing config dialog, which brings its virtual desktop into focus.
+ configDialogPointer->activateWindow();
+ }
+ else
+ {
+ // Create the settings widgets.
+ QWidget *privacySettingsWidgetPointer = new QWidget;
+ QWidget *generalSettingsWidgetPointer = new QWidget;
+
+ // Instantiate the settings UI.
+ Ui::PrivacySettings privacySettingsUi;
+ Ui::GeneralSettings generalSettingsUi;
+
+ // Setup the UI to display the settings widgets.
+ privacySettingsUi.setupUi(privacySettingsWidgetPointer);
+ generalSettingsUi.setupUi(generalSettingsWidgetPointer);
+
+ // Get handles for the widgets.
+ QComboBox *userAgentComboBoxPointer = privacySettingsUi.kcfg_userAgent;
+ userAgentLabelPointer = privacySettingsUi.userAgentLabel;
+ QComboBox *searchEngineComboBoxPointer = generalSettingsUi.kcfg_searchEngine;
+ searchEngineLabelPointer = generalSettingsUi.searchEngineLabel;
+
+ // Populate the combo box labels.
+ updateUserAgentLabel(userAgentComboBoxPointer->currentText());
+ updateSearchEngineLabel(searchEngineComboBoxPointer->currentText());
+
+ // Update the labels when the combo boxes change.
+ connect(userAgentComboBoxPointer, SIGNAL(currentTextChanged(const QString)), this, SLOT(updateUserAgentLabel(const QString)));
+ connect(searchEngineComboBoxPointer, SIGNAL(currentTextChanged(const QString)), this, SLOT(updateSearchEngineLabel(const QString)));
+
+ // Instantiate a settings config dialog from the settings.kcfg file.
+ configDialogPointer = new KConfigDialog(this, QStringLiteral("settings"), Settings::self());
+
+ // Add the settings widgets as config dialog pages.
+ configDialogPointer->addPage(privacySettingsWidgetPointer, i18nc("@title:tab", "Privacy"), QStringLiteral("privacy-browser"));
+ configDialogPointer->addPage(generalSettingsWidgetPointer, i18nc("@title:tab", "General"), QStringLiteral("breeze-settings"));
+
+ // Delete the config dialog when it is closed.
+ configDialogPointer->setAttribute(Qt::WA_DeleteOnClose);
+
+ // Make it so.
+ configDialogPointer->show();
+
+ // Expand the config dialog.
+ configDialogPointer->resize(1000, 500);
+
+ // Apply the settings when they are updated.
+ connect(configDialogPointer, SIGNAL(settingsChanged(QString)), browserViewPointer, SLOT(applyApplicationSettings()));
+ connect(configDialogPointer, SIGNAL(settingsChanged(QString)), browserViewPointer, SLOT(applyDomainSettingsAndReload()));
+ }
+}
+
+void BrowserWindow::updateOnTheFlySearchEngine(const QString &searchEngine) const
+{
+ // Initialize the custom search engine flag.
+ bool customSearchEngine = false;
+
+ if (searchEngine == "Mojeek") // Mojeek.
+ {
+ searchEngineMojeekActionPointer->setChecked(true);
+ }
+ else if (searchEngine == "Monocles") // Monocles.
+ {
+ searchEngineMonoclesActionPointer->setChecked(true);
+ }
+ else if (searchEngine == "MetaGer") // MetaGer.
+ {
+ searchEngineMetagerActionPointer->setChecked(true);
+ }
+ else if (searchEngine == "Google") // Google.
+ {
+ searchEngineGoogleActionPointer->setChecked(true);
+ }
+ else if (searchEngine == "Bing") // Bing.
+ {
+ searchEngineBingActionPointer->setChecked(true);
+ }
+ else if (searchEngine == "Yahoo") // Yahoo.
+ {
+ searchEngineYahooActionPointer->setChecked(true);
+ }
+ else // Custom search engine.
+ {
+ // Check the user agent.
+ searchEngineCustomActionPointer->setChecked(true);
+
+ // Set the custom search engine flag.
+ customSearchEngine = true;
+ }
+
+
+ // Format the custom search engine.
+ if (customSearchEngine)
+ {
+ // Enable the custom search engine.
+ searchEngineCustomActionPointer->setEnabled(true);
+
+ // Set the custom search engine text.
+ searchEngineCustomActionPointer->setText(searchEngine);
+ }
+ else
+ {
+ // Disable the custom search engine.
+ searchEngineCustomActionPointer->setEnabled(false);
+
+ // Reset the custom search engine text.
+ searchEngineCustomActionPointer->setText(i18nc("@action", "Custom"));
+ }
+}
+
+void BrowserWindow::updateOnTheFlyUserAgent(const QString &userAgent) const
+{
+ // Initialize the custom user agent flag.
+ bool customUserAgent = false;
+
+ // Check the indicated on-the-fly user agent.
+ if (userAgent == "Privacy Browser") // Privacy Browser.
+ {
+ userAgentPrivacyBrowserActionPointer->setChecked(true);
+ }
+ else if (userAgent == "Firefox Linux") // Firefox Linux.
+ {
+ userAgentFirefoxLinuxActionPointer->setChecked(true);
+ }
+ else if (userAgent == "Chromium Linux") // Chromium Linux.
+ {
+ userAgentChromiumLinuxActionPointer->setChecked(true);
+ }
+ else if (userAgent == "Firefox Windows") // Firefox Windows.
+ {
+ userAgentFirefoxWindowsActionPointer->setChecked(true);
+ }
+ else if (userAgent == "Chrome Windows") // Chrome Windows.
+ {
+ userAgentChromeWindowsActionPointer->setChecked(true);
+ }
+ else if (userAgent == "Edge Windows") // Edge Windows.
+ {
+ userAgentEdgeWindowsActionPointer->setChecked(true);
+ }
+ else if (userAgent == "Safari macOS") // Safari macOS.
+ {
+ userAgentSafariMacosActionPointer->setChecked(true);
+ }
+ else // Custom user agent.
+ {
+ // Check the user agent.
+ userAgentCustomActionPointer->setChecked(true);
+
+ // Set the custom user agent flag.
+ customUserAgent = true;
+ }
+
+
+ // Format the custom user agent.
+ if (customUserAgent)
+ {
+ // Enable the custom user agent.
+ userAgentCustomActionPointer->setEnabled(true);
+
+ // Set the custom user agent text.
+ userAgentCustomActionPointer->setText(userAgent);
+ }
+ else
+ {
+ // Disable the custom user agent.
+ userAgentCustomActionPointer->setEnabled(false);
+
+ // Reset the custom user agent text.
+ userAgentCustomActionPointer->setText(i18nc("@action", "Custom"));
+ }
+}
+
+void BrowserWindow::updateOnTheFlyZoomFactor(const double &zoomFactor)
+{
+ // Set the current zoom factor.
+ currentZoomFactor = Settings::zoomFactor();
+
+ // Update the zoom factor action text, formatting the double with 2 decimal places.
+ zoomFactorActionPointer->setText(ki18nc("@action", "Zoom Factor - %1").subs(zoomFactor, 0, '0', 2).toString());
+}
+
+void BrowserWindow::updateSearchEngineLabel(const QString &searchEngineString) const
+{
+ // Update the search engine label.
+ searchEngineLabelPointer->setText(SearchEngineHelper::getSearchUrl(searchEngineString));
+}
+
+void BrowserWindow::updateStatusBar(const QString &statusBarMessage) const
+{
+ // Display the status bar message.
+ statusBar()->showMessage(statusBarMessage);
+}
+
+void BrowserWindow::updateUserAgentLabel(const QString &userAgentName) const
+{
+ // Update the user agent label.
+ userAgentLabelPointer->setText(UserAgentHelper::getUserAgent(userAgentName));
+}