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/* This file is part of the KDE project
Copyright (C) 2009 Jaroslav Reznik <jreznik@redhat.com>
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 library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "policykitlistener.h"
#include "AuthDialog.h"
#include <KDebug>
#include <KWindowSystem>
#include <PolkitQt1/Agent/Listener>
#include <PolkitQt1/Agent/Session>
#include <PolkitQt1/Subject>
#include <PolkitQt1/Identity>
#include <PolkitQt1/Details>
#include <QtDBus/QDBusConnection>
#include "polkit1authagentadaptor.h"
PolicyKitListener::PolicyKitListener(QObject *parent)
: Listener(parent)
, m_inProgress(false)
, m_selectedUser(0)
{
(void) new Polkit1AuthAgentAdaptor(this);
if (!QDBusConnection::sessionBus().registerObject("/org/kde/Polkit1AuthAgent", this,
QDBusConnection::ExportScriptableSlots |
QDBusConnection::ExportScriptableProperties |
QDBusConnection::ExportAdaptors)) {
kWarning() << "Could not initiate DBus helper!";
}
kDebug() << "Listener online";
}
PolicyKitListener::~PolicyKitListener()
{
}
void PolicyKitListener::setWIdForAction(const QString& action, qulonglong wID)
{
kDebug() << "On to the handshake";
m_actionsToWID[action] = wID;
}
void PolicyKitListener::initiateAuthentication(const QString &actionId,
const QString &message,
const QString &iconName,
const PolkitQt1::Details &details,
const QString &cookie,
const PolkitQt1::Identity::List &identities,
PolkitQt1::Agent::AsyncResult* result)
{
kDebug() << "Initiating authentication";
if (m_inProgress) {
result->setError(i18n("Another client is already authenticating, please try again later."));
result->setCompleted();
kDebug() << "Another client is already authenticating, please try again later.";
return;
}
m_identities = identities;
m_cookie = cookie;
m_result = result;
m_session.clear();
m_inProgress = true;
WId parentId = 0;
if (m_actionsToWID.contains(actionId)) {
parentId = m_actionsToWID[actionId];
}
m_dialog = new AuthDialog(actionId, message, iconName, details, identities, parentId);
connect(m_dialog.data(), SIGNAL(okClicked()), SLOT(dialogAccepted()));
connect(m_dialog.data(), SIGNAL(cancelClicked()), SLOT(dialogCanceled()));
connect(m_dialog.data(), SIGNAL(adminUserSelected(PolkitQt1::Identity)), SLOT(userSelected(PolkitQt1::Identity)));
kDebug() << "WinId of the dialog is " << m_dialog.data()->winId() << m_dialog.data()->effectiveWinId();
m_dialog.data()->setOptions();
m_dialog.data()->show();
KWindowSystem::forceActiveWindow(m_dialog.data()->winId());
kDebug() << "WinId of the shown dialog is " << m_dialog.data()->winId() << m_dialog.data()->effectiveWinId();
if (identities.length() == 1) {
m_selectedUser = identities[0];
} else {
m_selectedUser = m_dialog.data()->adminUserSelected();
}
m_numTries = 0;
tryAgain();
}
void PolicyKitListener::tryAgain()
{
kDebug() << "Trying again";
// test!!!
m_wasCancelled = false;
// We will create new session only when some user is selected
if (m_selectedUser.isValid()) {
m_session = new Session(m_selectedUser, m_cookie, m_result);
connect(m_session.data(), SIGNAL(request(QString,bool)), this, SLOT(request(QString,bool)));
connect(m_session.data(), SIGNAL(completed(bool)), this, SLOT(completed(bool)));
connect(m_session.data(), SIGNAL(showError(QString)), this, SLOT(showError(QString)));
m_session.data()->initiate();
}
}
void PolicyKitListener::finishObtainPrivilege()
{
kDebug() << "Finishing obtaining privileges";
// Number of tries increase only when some user is selected
if (m_selectedUser.isValid()) {
m_numTries++;
}
if (!m_gainedAuthorization && !m_wasCancelled && !m_dialog.isNull()) {
m_dialog.data()->authenticationFailure();
if (m_numTries < 3) {
m_session.data()->deleteLater();
tryAgain();
return;
}
}
if (!m_session.isNull()) {
m_session.data()->result()->setCompleted();
} else {
m_result->setCompleted();
}
m_session.data()->deleteLater();
if (!m_dialog.isNull()) {
m_dialog.data()->hide();
m_dialog.data()->deleteLater();
}
m_inProgress = false;
kDebug() << "Finish obtain authorization:" << m_gainedAuthorization;
}
bool PolicyKitListener::initiateAuthenticationFinish()
{
kDebug() << "Finishing authentication";
return true;
}
void PolicyKitListener::cancelAuthentication()
{
kDebug() << "Cancelling authentication";
m_wasCancelled = true;
finishObtainPrivilege();
}
void PolicyKitListener::request(const QString &request, bool echo)
{
Q_UNUSED(echo);
kDebug() << "Request: " << request;
if (!m_dialog.isNull()) {
m_dialog.data()->setRequest(request, m_selectedUser.isValid() &&
m_selectedUser.toString() == "unix-user:root");
}
}
void PolicyKitListener::completed(bool gainedAuthorization)
{
kDebug() << "Completed: " << gainedAuthorization;
m_gainedAuthorization = gainedAuthorization;
finishObtainPrivilege();
}
void PolicyKitListener::showError(const QString &text)
{
kDebug() << "Error: " << text;
}
void PolicyKitListener::dialogAccepted()
{
kDebug() << "Dialog accepted";
if (!m_dialog.isNull()) {
m_session.data()->setResponse(m_dialog.data()->password());
}
}
void PolicyKitListener::dialogCanceled()
{
kDebug() << "Dialog cancelled";
m_wasCancelled = true;
if (!m_session.isNull()) {
m_session.data()->cancel();
}
finishObtainPrivilege();
}
void PolicyKitListener::userSelected(const PolkitQt1::Identity &identity)
{
m_selectedUser = identity;
// If some user is selected we must destroy existing session
if (!m_session.isNull()) {
m_session.data()->deleteLater();
}
tryAgain();
}
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