170 lines
5.5 KiB
C++
170 lines
5.5 KiB
C++
/*
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* Copyright (C) by Krzesimir Nowak <krzesimir@endocode.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include <QApplication>
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#include <QNetworkCookie>
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#include <QNetworkCookieJar>
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#include <QWebFrame>
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#include <QWebPage>
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#include <QMessageBox>
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#include <QNetworkReply>
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#include <QSettings>
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#include <QMainWindow>
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#include "creds/shibboleth/shibbolethwebview.h"
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#include "creds/shibbolethcredentials.h"
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#include "account.h"
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#include "logger.h"
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#include "accessmanager.h"
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#include "theme.h"
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#include "configfile.h"
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#include "cookiejar.h"
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namespace {
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const char ShibbolethWebViewGeometryC[] = "ShibbolethWebView/Geometry";
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}
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namespace OCC {
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class UserAgentWebPage : public QWebPage
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{
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public:
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UserAgentWebPage(QObject *parent)
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: QWebPage(parent)
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{
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if (!qEnvironmentVariableIsEmpty("OWNCLOUD_SHIBBOLETH_DEBUG")) {
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settings()->setAttribute(QWebSettings::DeveloperExtrasEnabled, true);
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}
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}
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QString userAgentForUrl(const QUrl &url) const override
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{
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return QWebPage::userAgentForUrl(url) + " " + Utility::userAgentString();
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}
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};
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ShibbolethWebView::ShibbolethWebView(AccountPtr account, QWidget *parent)
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: QWebView(parent)
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, _account(account)
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, _accepted(false)
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, _cursorOverriden(false)
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{
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// no minimize
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setWindowFlags(Qt::Dialog);
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setAttribute(Qt::WA_DeleteOnClose);
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QWebPage *page = new UserAgentWebPage(this);
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connect(page, &QWebPage::loadStarted,
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this, &ShibbolethWebView::slotLoadStarted);
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connect(page, &QWebPage::loadFinished,
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this, &ShibbolethWebView::slotLoadFinished);
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// Make sure to accept the same SSL certificate issues as the regular QNAM we use for syncing
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QObject::connect(page->networkAccessManager(), &QNetworkAccessManager::sslErrors,
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_account.data(), &Account::slotHandleSslErrors);
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// The Account keeps ownership of the cookie jar, it must outlive this webview.
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account->lendCookieJarTo(page->networkAccessManager());
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connect(static_cast<CookieJar *>(page->networkAccessManager()->cookieJar()), &CookieJar::newCookiesForUrl,
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this, &ShibbolethWebView::onNewCookiesForUrl);
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page->mainFrame()->load(account->url());
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this->setPage(page);
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setWindowTitle(tr("%1 - Authenticate").arg(Theme::instance()->appNameGUI()));
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// Debug view to display the cipher suite
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if (!qEnvironmentVariableIsEmpty("OWNCLOUD_SHIBBOLETH_DEBUG")) {
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// open an additional window to display some cipher debug info
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QWebPage *debugPage = new UserAgentWebPage(this);
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debugPage->mainFrame()->load(QUrl("https://cc.dcsec.uni-hannover.de/"));
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QWebView *debugView = new QWebView(this);
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debugView->setPage(debugPage);
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QMainWindow *window = new QMainWindow(this);
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window->setWindowTitle(tr("SSL Cipher Debug View"));
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window->setCentralWidget(debugView);
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window->show();
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}
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// If we have a valid cookie, it's most likely expired. We can use this as
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// as a criteria to tell the user why the browser window pops up
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QNetworkCookie shibCookie = ShibbolethCredentials::findShibCookie(_account.data(), ShibbolethCredentials::accountCookies(_account.data()));
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if (shibCookie != QNetworkCookie()) {
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Logger::instance()->postOptionalGuiLog(tr("Reauthentication required"), tr("Your session has expired. You need to re-login to continue to use the client."));
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}
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ConfigFile config;
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QSettings settings(config.configFile());
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resize(900, 700); // only effective the first time, later overridden by restoreGeometry
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restoreGeometry(settings.value(ShibbolethWebViewGeometryC).toByteArray());
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}
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ShibbolethWebView::~ShibbolethWebView()
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{
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ConfigFile config;
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QSettings settings(config.configFile());
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settings.setValue(ShibbolethWebViewGeometryC, saveGeometry());
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}
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void ShibbolethWebView::onNewCookiesForUrl(const QList<QNetworkCookie> &cookieList, const QUrl &url)
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{
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if (url.host() == _account->url().host()) {
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QNetworkCookie shibCookie = ShibbolethCredentials::findShibCookie(_account.data(), cookieList);
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if (shibCookie != QNetworkCookie()) {
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Q_EMIT shibbolethCookieReceived(shibCookie);
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accept();
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close();
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}
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}
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}
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void ShibbolethWebView::closeEvent(QCloseEvent *event)
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{
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if (_cursorOverriden) {
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QApplication::restoreOverrideCursor();
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}
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if (!_accepted) {
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Q_EMIT rejected();
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}
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QWebView::closeEvent(event);
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}
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void ShibbolethWebView::slotLoadStarted()
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{
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if (!_cursorOverriden) {
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QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
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_cursorOverriden = true;
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}
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}
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void ShibbolethWebView::slotLoadFinished(bool success)
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{
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if (_cursorOverriden) {
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QApplication::restoreOverrideCursor();
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}
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if (!title().isNull()) {
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setWindowTitle(QString::fromLatin1("%1 - %2 (%3)").arg(Theme::instance()->appNameGUI(), title(), url().host()));
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}
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if (!success) {
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qCWarning(lcShibboleth) << "Could not load Shibboleth login page to log you in.";
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}
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}
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void ShibbolethWebView::accept()
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{
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_accepted = true;
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}
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} // namespace OCC
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