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241 lines
12 KiB
241 lines
12 KiB
// This is an example not a library
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/***************************************************************************
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* Copyright (C) 2009 Radek Novacek <rnovacek@redhat.com> *
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* Copyright (C) 2008 Daniel Nicoletti <dantti85-pk@yahoo.com.br> *
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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, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
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***************************************************************************/
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#include "PkExample.h"
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#include "gui/polkitqt1-gui-actionbutton.h"
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#include "gui/polkitqt1-gui-actionbuttons.h"
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#include "core/polkitqt1-authority.h"
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#include <TQtCore/TQDebug>
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#include <TQtDBus/TQDBusMessage>
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#include <TQtDBus/TQDBusConnection>
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using namespace PolkitTQt1;
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using namespace PolkitTQt1::Gui;
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PkExample::PkExample(TQMainWindow *parent)
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: TQMainWindow(parent)
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{
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setupUi(this);
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ActionButton *bt;
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// Here we create an ActionButton that is a subclass of Action
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// always pass a TQAbstractButton pointer and action id
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// You can change the action id later if you want
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bt = new ActionButton(kickPB, "org.qt.policykit.examples.kick", this);
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// Here we are setting the text and icon to all four states
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// an action might have
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bt->setText("Kick!");
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bt->setIcon(TQPixmap(":/Icons/custom-no.png"));
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// By using set{Yes|No|Auth}Enabled you can set the states
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// when the button is enabled
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bt->setEnabled(true, Action::No);
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// As ActionButton is also an Action we cast it to add to menu
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menuActions->addAction(qobject_cast<Action *>(bt));
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toolBar->addAction(qobject_cast<Action *>(bt));
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// this signal is emitted when the user click on the action,
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// it will only happen if it was inserted in a TQMenu or a TQToolBar
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connect(bt, SIGNAL(triggered(bool)), this, SLOT(activateAction()));
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// This signal was propagated from the TQAbstractButton just for
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// convenience in this case we don't have any benefit but the code
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// look cleaner
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connect(bt, SIGNAL(clicked(TQAbstractButton *, bool)), bt, SLOT(activate()));
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// this is the Action activated signal, it is always emmited whenever
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// someone click and get authorized to do the action
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connect(bt, SIGNAL(authorized()), this, SLOT(actionActivated()));
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bt = new ActionButton(cryPB, "org.qt.policykit.examples.cry", this);
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bt->setText("Cry!");
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bt->setIcon(TQPixmap(":/Icons/custom-yes.png"));
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menuActions->addAction(qobject_cast<Action *>(bt));
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toolBar->addAction(qobject_cast<Action *>(bt));
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connect(bt, SIGNAL(triggered(bool)), this, SLOT(activateAction()));
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connect(bt, SIGNAL(clicked(TQAbstractButton *, bool)), bt, SLOT(activate()));
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connect(bt, SIGNAL(authorized()), this, SLOT(actionActivated()));
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bt = new ActionButton(bleedPB, "org.qt.policykit.examples.bleed", this);
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bt->setText("Bleed!");
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bt->setIcon(TQPixmap(":/Icons/action-locked-default.png"));
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menuActions->addAction(qobject_cast<Action *>(bt));
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toolBar->addAction(qobject_cast<Action *>(bt));
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connect(bt, SIGNAL(triggered(bool)), this, SLOT(activateAction()));
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connect(bt, SIGNAL(clicked(TQAbstractButton *, bool)), bt, SLOT(activate()));
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connect(bt, SIGNAL(authorized()), this, SLOT(actionActivated()));
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// This action is more customized
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bt = new ActionButton(playPB, "org.qt.policykit.examples.play", this);
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bt->setText("Play!");
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bt->setVisible(true, Action::No | Action::Auth | Action::Yes);
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bt->setEnabled(true, Action::No | Action::Auth | Action::Yes);
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// here we set the behavior of PolKitResul = No
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bt->setText("Can't play!", Action::No);
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bt->setIcon(TQPixmap(":/Icons/custom-no.png"), Action::No);
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bt->setToolTip("If your admin wasn't annoying, you could do this", Action::No);
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// here we set the behavior of PolKitResul = Auth
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bt->setText("Play?", Action::Auth);
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bt->setIcon(TQPixmap(":/Icons/action-locked-default.png"), Action::Auth);
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bt->setToolTip("Only card carrying tweakers can do this!", Action::Auth);
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// here we set the behavior of PolKitResul = Yes
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bt->setText("Play!", Action::Yes);
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bt->setIcon(TQPixmap(":/Icons/custom-yes.png"), Action::Yes);
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bt->setToolTip("Go ahead, play!", Action::Yes);
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menuActions->addAction(qobject_cast<Action *>(bt));
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toolBar->addAction(qobject_cast<Action *>(bt));
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connect(bt, SIGNAL(triggered(bool)), this, SLOT(activateAction()));
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connect(bt, SIGNAL(clicked(TQAbstractButton *, bool)), bt, SLOT(activate()));
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connect(bt, SIGNAL(authorized()), this, SLOT(actionActivated()));
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bt = new ActionButton(deletePB, "org.qt.policykit.examples.delete", this);
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bt->setText("Delete!");
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bt->setIcon(TQPixmap(":/Icons/custom-no.png"), Action::No);
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bt->setIcon(TQPixmap(":/Icons/action-locked-default.png"), Action::Auth);
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bt->setIcon(TQPixmap(":/Icons/custom-yes.png"), Action::Yes);
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menuActions->addAction(qobject_cast<Action *>(bt));
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toolBar->addAction(qobject_cast<Action *>(bt));
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connect(bt, SIGNAL(triggered(bool)), this, SLOT(activateAction()));
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connect(bt, SIGNAL(clicked(TQAbstractButton *, bool)), bt, SLOT(activate()));
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connect(bt, SIGNAL(authorized()), this, SLOT(actionActivated()));
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bt = new ActionButton(listenPB, "org.qt.policykit.examples.listen", this);
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bt->setText("Listen!");
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bt->setIcon(TQPixmap(":/Icons/custom-no.png"), Action::No);
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bt->setIcon(TQPixmap(":/Icons/action-locked-default.png"), Action::Auth);
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bt->setIcon(TQPixmap(":/Icons/custom-yes.png"), Action::Yes);
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menuActions->addAction(qobject_cast<Action *>(bt));
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toolBar->addAction(qobject_cast<Action *>(bt));
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connect(bt, SIGNAL(triggered(bool)), this, SLOT(activateAction()));
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connect(bt, SIGNAL(clicked(TQAbstractButton *, bool)), bt, SLOT(activate()));
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connect(bt, SIGNAL(authorized()), this, SLOT(actionActivated()));
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bt = new ActionButton(setPB, "org.qt.policykit.examples.set", this);
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bt->setText("Set!");
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bt->setIcon(TQPixmap(":/Icons/custom-no.png"), Action::No);
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bt->setIcon(TQPixmap(":/Icons/action-locked-default.png"), Action::Auth);
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bt->setIcon(TQPixmap(":/Icons/custom-yes.png"), Action::Yes);
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menuActions->addAction(qobject_cast<Action *>(bt));
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toolBar->addAction(qobject_cast<Action *>(bt));
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connect(bt, SIGNAL(triggered(bool)), this, SLOT(activateAction()));
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connect(bt, SIGNAL(clicked(TQAbstractButton *, bool)), bt, SLOT(activate()));
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connect(bt, SIGNAL(authorized()), this, SLOT(actionActivated()));
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bt = new ActionButton(shoutPB, "org.qt.policykit.examples.shout", this);
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bt->setIcon(TQPixmap(":/Icons/custom-no.png"), Action::No);
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bt->setIcon(TQPixmap(":/Icons/action-locked-default.png"), Action::Auth);
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bt->setIcon(TQPixmap(":/Icons/custom-yes.png"), Action::Yes);
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bt->setText("Can't shout!", Action::No);
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bt->setText("Shout?", Action::Auth);
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bt->setText("Shout!", Action::Yes);
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menuActions->addAction(qobject_cast<Action *>(bt));
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toolBar->addAction(qobject_cast<Action *>(bt));
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connect(bt, SIGNAL(triggered(bool)), this, SLOT(activateAction()));
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connect(bt, SIGNAL(clicked(TQAbstractButton *, bool)), bt, SLOT(activate()));
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connect(bt, SIGNAL(authorized()), this, SLOT(actionActivated()));
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// test configChanged
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}
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PkExample::~PkExample()
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{
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}
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void PkExample::activateAction()
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{
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// Here we cast the sender() to an Action and call activate()
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// on it.
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// Be careful in doing the same for ActionButton won't work as expected
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// as action->activate() is calling Action::activate() and
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// not ActionButton::activate which are different.
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// You can cast then to ActionButton but be carefull
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// an Action casted to ActionButton may crash you app
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Action *action = qobject_cast<Action *>(sender());
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// calling activate with winId() makes the auth dialog
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// be correct parented with your application.
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action->activate();
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}
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void PkExample::actionActivated()
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{
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// This slot is called whenever an action is allowed
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// here you will do your dirt job by calling a helper application
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// that might erase your hardrive ;)
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Action *action = qobject_cast<Action *>(sender());
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// this is our Special Action that after allowed will call the helper
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if (action->is("org.qt.policykit.examples.set")) {
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tqDebug() << "toggled for: org.qt.policykit.examples.set";
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TQDBusMessage message;
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message = TQDBusMessage::createMethodCall("org.qt.policykit.examples",
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"/",
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"org.qt.policykit.examples",
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TQLatin1String("set"));
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TQList<TQVariant> argumentList;
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argumentList << qVariantFromValue(setCB->currentText());
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message.setArguments(argumentList);
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// notice the systemBus here..
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TQDBusMessage reply = TQDBusConnection::systemBus().call(message);
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if (reply.type() == TQDBusMessage::ReplyMessage
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&& reply.arguments().size() == 1) {
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// the reply can be anything, here we receive a bool
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TQListWidgetItem *item;
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if (reply.arguments().first().toBool())
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item = new TQListWidgetItem(TQPixmap(":/Icons/custom-yes.png"),
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TQString("Implicit authorization for shout has been set to %0")
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.arg(setCB->currentText()));
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else
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item = new TQListWidgetItem(TQPixmap(":/Icons/custom-no.png"),
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TQString("Can't change the implicit authorization. Denied."));
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actionList->addItem(item);
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tqDebug() << reply.arguments().first().toString();
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} else if (reply.type() == TQDBusMessage::MethodCallMessage) {
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tqWarning() << "Message did not receive a reply (timeout by message bus)";
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}
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return;
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}
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// As debug message says we are pretending to be the mechanism for the
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// following action, here you will actually call your DBus helper that
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// will run as root (setuid is not needed, see DBus docs).
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// In the helper application you will issue checkAuthorizationSync,
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// passing the action id and the caller pid (which DBus will tell you).
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tqDebug() << "pretending to be the mechanism for action:" << action->actionId();
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Authority::Result result;
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UnixProcessSubject subject(static_cast<uint>(TQCoreApplication::applicationPid()));
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result = Authority::instance()->checkAuthorizationSync(action->actionId(), subject,
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Authority::AllowUserInteraction);
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if (result == Authority::Yes) {
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// in the helper you will do the action
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tqDebug() << "caller is authorized to do:" << action->actionId();
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TQListWidgetItem *item = new TQListWidgetItem(TQPixmap(":/Icons/custom-yes.png"), action->actionId());
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actionList->addItem(item);
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} else {
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// OR return false to notify the caller that the action is not authorized.
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tqDebug() << "caller is NOT authorized to do:" << action->actionId();
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TQListWidgetItem *item = new TQListWidgetItem(TQIcon(":/Icons/custom-no.png"), action->actionId());
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actionList->addItem(item);
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}
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}
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