231 lines
9.4 KiB
C++
231 lines
9.4 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "browserwindow.h"
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#include "tabwidget.h"
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#include "ui_certificateerrordialog.h"
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#include "ui_passworddialog.h"
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#include "webpage.h"
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#include "webview.h"
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#include <QAuthenticator>
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#include <QMessageBox>
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#include <QStyle>
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#include <QTimer>
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#include <QWebEngineCertificateError>
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WebPage::WebPage(QWebEngineProfile *profile, QObject *parent)
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: QWebEnginePage(profile, parent)
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{
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connect(this, &QWebEnginePage::authenticationRequired, this, &WebPage::handleAuthenticationRequired);
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connect(this, &QWebEnginePage::featurePermissionRequested, this, &WebPage::handleFeaturePermissionRequested);
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connect(this, &QWebEnginePage::proxyAuthenticationRequired, this, &WebPage::handleProxyAuthenticationRequired);
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connect(this, &QWebEnginePage::registerProtocolHandlerRequested, this, &WebPage::handleRegisterProtocolHandlerRequested);
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#if !defined(QT_NO_SSL) || QT_VERSION >= QT_VERSION_CHECK(5, 12, 0)
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connect(this, &QWebEnginePage::selectClientCertificate, this, &WebPage::handleSelectClientCertificate);
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#endif
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}
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bool WebPage::certificateError(const QWebEngineCertificateError &error)
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{
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QWidget *mainWindow = view()->window();
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#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
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QWebEngineCertificateError deferredError = error;
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deferredError.defer();
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QTimer::singleShot(0, mainWindow, [mainWindow, error = std::move(deferredError)] () mutable {
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if (!error.deferred()) {
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QMessageBox::critical(mainWindow, tr("Certificate Error"), error.errorDescription());
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} else {
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#else
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if (error.isOverridable()) {
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#endif
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QDialog dialog(mainWindow);
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dialog.setModal(true);
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dialog.setWindowFlags(dialog.windowFlags() & ~Qt::WindowContextHelpButtonHint);
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Ui::CertificateErrorDialog certificateDialog;
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certificateDialog.setupUi(&dialog);
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certificateDialog.m_iconLabel->setText(QString());
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QIcon icon(mainWindow->style()->standardIcon(QStyle::SP_MessageBoxWarning, 0, mainWindow));
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certificateDialog.m_iconLabel->setPixmap(icon.pixmap(32, 32));
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certificateDialog.m_errorLabel->setText(error.errorDescription());
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dialog.setWindowTitle(tr("Certificate Error"));
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#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
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if (dialog.exec() == QDialog::Accepted)
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error.ignoreCertificateError();
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else
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error.rejectCertificate();
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}
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});
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return true;
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#else
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return dialog.exec() == QDialog::Accepted;
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}
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QMessageBox::critical(mainWindow, tr("Certificate Error"), error.errorDescription());
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return false;
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#endif
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}
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void WebPage::handleAuthenticationRequired(const QUrl &requestUrl, QAuthenticator *auth)
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{
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QWidget *mainWindow = view()->window();
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QDialog dialog(mainWindow);
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dialog.setModal(true);
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dialog.setWindowFlags(dialog.windowFlags() & ~Qt::WindowContextHelpButtonHint);
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Ui::PasswordDialog passwordDialog;
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passwordDialog.setupUi(&dialog);
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passwordDialog.m_iconLabel->setText(QString());
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QIcon icon(mainWindow->style()->standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow));
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passwordDialog.m_iconLabel->setPixmap(icon.pixmap(32, 32));
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QString introMessage(tr("Enter username and password for \"%1\" at %2")
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.arg(auth->realm()).arg(requestUrl.toString().toHtmlEscaped()));
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passwordDialog.m_infoLabel->setText(introMessage);
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passwordDialog.m_infoLabel->setWordWrap(true);
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if (dialog.exec() == QDialog::Accepted) {
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auth->setUser(passwordDialog.m_userNameLineEdit->text());
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auth->setPassword(passwordDialog.m_passwordLineEdit->text());
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} else {
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// Set authenticator null if dialog is cancelled
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*auth = QAuthenticator();
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}
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}
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inline QString questionForFeature(QWebEnginePage::Feature feature)
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{
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switch (feature) {
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case QWebEnginePage::Geolocation:
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return WebPage::tr("Allow %1 to access your location information?");
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case QWebEnginePage::MediaAudioCapture:
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return WebPage::tr("Allow %1 to access your microphone?");
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case QWebEnginePage::MediaVideoCapture:
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return WebPage::tr("Allow %1 to access your webcam?");
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case QWebEnginePage::MediaAudioVideoCapture:
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return WebPage::tr("Allow %1 to access your microphone and webcam?");
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case QWebEnginePage::MouseLock:
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return WebPage::tr("Allow %1 to lock your mouse cursor?");
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case QWebEnginePage::DesktopVideoCapture:
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return WebPage::tr("Allow %1 to capture video of your desktop?");
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case QWebEnginePage::DesktopAudioVideoCapture:
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return WebPage::tr("Allow %1 to capture audio and video of your desktop?");
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case QWebEnginePage::Notifications:
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return WebPage::tr("Allow %1 to show notification on your desktop?");
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}
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return QString();
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}
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void WebPage::handleFeaturePermissionRequested(const QUrl &securityOrigin, Feature feature)
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{
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QString title = tr("Permission Request");
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QString question = questionForFeature(feature).arg(securityOrigin.host());
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if (!question.isEmpty() && QMessageBox::question(view()->window(), title, question) == QMessageBox::Yes)
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setFeaturePermission(securityOrigin, feature, PermissionGrantedByUser);
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else
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setFeaturePermission(securityOrigin, feature, PermissionDeniedByUser);
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}
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void WebPage::handleProxyAuthenticationRequired(const QUrl &, QAuthenticator *auth, const QString &proxyHost)
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{
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QWidget *mainWindow = view()->window();
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QDialog dialog(mainWindow);
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dialog.setModal(true);
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dialog.setWindowFlags(dialog.windowFlags() & ~Qt::WindowContextHelpButtonHint);
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Ui::PasswordDialog passwordDialog;
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passwordDialog.setupUi(&dialog);
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passwordDialog.m_iconLabel->setText(QString());
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QIcon icon(mainWindow->style()->standardIcon(QStyle::SP_MessageBoxQuestion, 0, mainWindow));
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passwordDialog.m_iconLabel->setPixmap(icon.pixmap(32, 32));
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QString introMessage = tr("Connect to proxy \"%1\" using:");
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introMessage = introMessage.arg(proxyHost.toHtmlEscaped());
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passwordDialog.m_infoLabel->setText(introMessage);
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passwordDialog.m_infoLabel->setWordWrap(true);
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if (dialog.exec() == QDialog::Accepted) {
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auth->setUser(passwordDialog.m_userNameLineEdit->text());
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auth->setPassword(passwordDialog.m_passwordLineEdit->text());
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} else {
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// Set authenticator null if dialog is cancelled
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*auth = QAuthenticator();
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}
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}
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//! [registerProtocolHandlerRequested]
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void WebPage::handleRegisterProtocolHandlerRequested(QWebEngineRegisterProtocolHandlerRequest request)
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{
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auto answer = QMessageBox::question(
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view()->window(),
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tr("Permission Request"),
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tr("Allow %1 to open all %2 links?")
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.arg(request.origin().host())
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.arg(request.scheme()));
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if (answer == QMessageBox::Yes)
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request.accept();
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else
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request.reject();
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}
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//! [registerProtocolHandlerRequested]
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#if !defined(QT_NO_SSL) || QT_VERSION >= QT_VERSION_CHECK(5, 12, 0)
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void WebPage::handleSelectClientCertificate(QWebEngineClientCertificateSelection selection)
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{
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// Just select one.
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selection.select(selection.certificates().at(0));
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}
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#endif
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