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tdebase/tdeioslave/media/mounthelper/tdeio_media_mounthelper.cpp

300 lines
8.4 KiB

/* This file is part of the KDE project
Copyright (c) 2004 Kévin Ottens <ervin ipsquad net>
Parts of this file are
Copyright 2003 Waldo Bastian <bastian@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library 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 <tdecmdlineargs.h>
#include <tdelocale.h>
#include <tdeapplication.h>
#include <kurl.h>
#include <tdemessagebox.h>
#include <dcopclient.h>
#include <dcopref.h>
#include <tqtimer.h>
#include <stdlib.h>
#include <kdebug.h>
#include <tdeglobal.h>
#include <kprocess.h>
#include <tdestartupinfo.h>
#include <kmimetype.h>
#include <tdehardwaredevices.h>
#include "dialog.h"
12 years ago
#include "tdeio_media_mounthelper.h"
const Medium MountHelper::findMedium(const KURL &url)
{
DCOPRef mediamanager("kded", "mediamanager");
// Try filename first
DCOPReply reply = mediamanager.call( "properties", url.fileName() );
if ( !reply.isValid() ) {
m_errorStr = i18n("The TDE mediamanager is not running.")+"\n";
return Medium(TQString::null, TQString::null, TQString::null);
}
const Medium& medium = Medium::create(reply);
if ( medium.id().isEmpty() ) {
// Try full URL now
reply = mediamanager.call( "properties", url.prettyURL() );
if ( !reply.isValid() ) {
m_errorStr = i18n("Internal Error");
return Medium(TQString::null, TQString::null, TQString::null);
}
return Medium::create(reply);
} else {
return medium;
}
}
MountHelper::MountHelper() : TDEApplication()
{
TDECmdLineArgs *args = TDECmdLineArgs::parsedArgs();
m_errorStr = TQString::null;
KURL url(args->url(0));
const Medium medium = findMedium(url);
if ( medium.id().isEmpty() )
{
if (m_errorStr.isEmpty())
m_errorStr+= i18n("%1 cannot be found.").arg(url.prettyURL());
TQTimer::singleShot(0, this, TQT_SLOT(error()) );
return;
}
if ( !medium.isMountable() && !args->isSet("e") && !args->isSet("s"))
{
m_errorStr = i18n("%1 is not a mountable media.").arg(url.prettyURL());
TQTimer::singleShot(0, this, TQT_SLOT(error()) );
return;
}
TQString device = medium.deviceNode();
TQString mount_point = medium.mountPoint();
m_isCdrom = medium.mimeType().find("dvd")!=-1
|| medium.mimeType().find("cd")!=-1;
if (args->isSet("d"))
{
if (!medium.isEncrypted())
{
m_errorStr = i18n("%1 is not an encrypted media.").arg(url.prettyURL());
TQTimer::singleShot(0, this, TQT_SLOT(error()) );
return;
}
if (!medium.needDecryption())
{
m_errorStr = i18n("%1 is already decrypted.").arg(url.prettyURL());
TQTimer::singleShot(0, this, TQT_SLOT(error()) );
return;
}
TQString iconName = medium.iconName();
if (iconName.isEmpty())
{
TQString mime = medium.mimeType();
iconName = KMimeType::mimeType(mime)->icon(mime, false);
}
m_mediumId = medium.id();
dialog = new Dialog(url.prettyURL(), iconName);
dialog->show();
connect(dialog, TQT_SIGNAL (user1Clicked()), this, TQT_SLOT (slotSendPassword()));
connect(dialog, TQT_SIGNAL (cancelClicked()), this, TQT_SLOT (slotCancel()));
connect(this, TQT_SIGNAL (signalPasswordError(TQString)), dialog, TQT_SLOT (slotDialogError(TQString)));
}
else if (args->isSet("u"))
{
DCOPRef mediamanager("kded", "mediamanager");
DCOPReply reply = mediamanager.call( "unmount", medium.id());
if (reply.isValid())
reply.get(m_errorStr);
kdDebug() << "medium unmount " << m_errorStr << endl;
if (m_errorStr.isNull())
::exit(0);
else
error();
}
else if (args->isSet("s") || args->isSet("e"))
{
DCOPRef mediamanager("kded", "mediamanager");
/*
* We want to call mediamanager unmount before invoking eject. That's
* because unmount would provide an informative error message in case of
* failure. However, there are cases when unmount would fail
* (supermount, slackware, see bug#116209) but eject would succeed.
* Thus if unmount fails, save unmount error message and invokeEject()
* anyway. Only if both unmount and eject fail, notify the user by
* displaying the saved error message (see ejectFinished()).
*/
if (medium.isMounted())
{
DCOPReply reply = mediamanager.call( "unmount", medium.id());
if (reply.isValid()) {
reply.get(m_errorStr);
}
}
/* If this is a decrypted volume and there is no error yet
* we try to teardown the decryption */
if (m_errorStr.isNull() && medium.isEncrypted() && !medium.clearDeviceUdi().isNull())
{
DCOPReply reply = mediamanager.call( "undecrypt", medium.id());
if (reply.isValid()) {
reply.get(m_errorStr);
}
}
if (m_errorStr.isNull()) {
invokeEject(device, true);
}
else {
error();
}
}
else
{
DCOPRef mediamanager("kded", "mediamanager");
DCOPReply reply = mediamanager.call( "mount", medium.id());
if (reply.isValid())
reply.get(m_errorStr);
if (m_errorStr.isNull())
::exit(0);
else
error();
}
}
void MountHelper::invokeEject(const TQString &device, bool quiet)
{
// Try TDE HW library eject first...
TDEHardwareDevices *hwdevices = TDEGlobal::hardwareDevices();
TDEGenericDevice *hwdevice = hwdevices->findByDeviceNode(device);
if (hwdevice->type() == TDEGenericDeviceType::Disk) {
TDEStorageDevice* sdevice = static_cast<TDEStorageDevice*>(hwdevice);
if (sdevice->ejectDrive()) {
// Success!
::exit(0);
}
}
// Then fall back to kdeeject if needed
TDEProcess *proc = new TDEProcess(TQT_TQOBJECT(this));
*proc << "kdeeject";
if (quiet)
{
*proc << "-q";
}
*proc << device;
connect( proc, TQT_SIGNAL(processExited(TDEProcess *)),
this, TQT_SLOT( ejectFinished(TDEProcess *) ) );
proc->start();
}
void MountHelper::ejectFinished(TDEProcess* proc)
{
/*
* If eject failed, report the error stored in m_errorStr
*/
if (proc->normalExit() && proc->exitStatus() == 0) {
::exit(0);
} else {
if (m_errorStr.isEmpty()) {
if (m_isCdrom)
m_errorStr = i18n("The device was successfully unmounted, but the tray could not be opened");
else
m_errorStr = i18n("The device was successfully unmounted, but could not be ejected");
}
//X Comment this because the error is useless as long as the unmount is successful.
//X TQTimer::singleShot(0, this, TQT_SLOT(error()));
::exit(0);
}
}
void MountHelper::error()
{
TQString prettyErrorString = m_errorStr;
if (m_errorStr.contains("<") && m_errorStr.contains(">")) {
if (!m_errorStr.contains("<qt>")) {
prettyErrorString = TQString("<qt>%1</qt>").arg(m_errorStr);
}
}
KMessageBox::error(0, prettyErrorString);
::exit(1);
}
void MountHelper::slotSendPassword()
{
DCOPRef mediamanager("kded", "mediamanager");
DCOPReply reply = mediamanager.call( "decrypt", m_mediumId, dialog->getPassword() );
if (!reply.isValid()) {
m_errorStr = i18n("The TDE mediamanager is not running.");
error();
} else {
TQString errorMsg = reply;
if (errorMsg.isNull()) {
exit(0);
} else {
emit signalPasswordError(errorMsg);
}
}
}
void MountHelper::slotCancel()
{
exit(0);
}
static TDECmdLineOptions options[] =
{
{ "d", I18N_NOOP("Decrypt given URL"), 0 },
{ "u", I18N_NOOP("Unmount given URL"), 0 },
{ "m", I18N_NOOP("Mount given URL (default)"), 0 },
{ "e", I18N_NOOP("Eject given URL via kdeeject"), 0},
{ "s", I18N_NOOP("Unmount and Eject given URL (necessary for some USB devices)"), 0},
{"!+URL", I18N_NOOP("media:/ URL to mount/unmount/eject/remove"), 0 },
TDECmdLineLastOption
};
int main(int argc, char **argv)
{
12 years ago
TDECmdLineArgs::init(argc, argv, "tdeio_media_mounthelper",
"tdeio_media_mounthelper", "tdeio_media_mounthelper",
"0.1");
TDECmdLineArgs::addCmdLineOptions( options );
12 years ago
TDEGlobal::locale()->setMainCatalogue("tdeio_media");
TDEApplication::addCmdLineOptions();
if (TDECmdLineArgs::parsedArgs()->count()==0) TDECmdLineArgs::usage();
TDEApplication *app = new MountHelper();
TDEStartupInfo::appStarted();
app->dcopClient()->attach();
return app->exec();
}
12 years ago
#include "tdeio_media_mounthelper.moc"