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tdebase/kioslave/media/mediaimpl.cpp

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/* This file is part of the KDE project
Copyright (c) 2004 Kevin Ottens <ervin ipsquad net>
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 "mediaimpl.h"
#include <klocale.h>
#include <kdebug.h>
#include <dcopclient.h>
#include <dcopref.h>
#include <kio/netaccess.h>
#include <kmimetype.h>
#include <kapplication.h>
#include <tqeventloop.h>
#include <sys/stat.h>
#include "medium.h"
MediaImpl::MediaImpl() : TQObject(), DCOPObject("mediaimpl"), mp_mounting(0L)
{
}
bool MediaImpl::parseURL(const KURL &url, TQString &name, TQString &path) const
{
TQString url_path = url.path();
int i = url_path.find('/', 1);
if (i > 0)
{
name = url_path.mid(1, i-1);
path = url_path.mid(i+1);
}
else
{
name = url_path.mid(1);
path = TQString::null;
}
return name != TQString::null;
}
bool MediaImpl::realURL(const TQString &name, const TQString &path, KURL &url)
{
bool ok;
Medium m = findMediumByName(name, ok);
if ( !ok ) return false;
ok = ensureMediumMounted(m);
if ( !ok ) return false;
url = m.prettyBaseURL();
url.addPath(path);
return true;
}
bool MediaImpl::statMedium(const TQString &name, KIO::UDSEntry &entry)
{
kdDebug(1219) << "MediaImpl::statMedium: " << name << endl;
DCOPRef mediamanager("kded", "mediamanager");
DCOPReply reply = mediamanager.call( "properties", name );
if ( !reply.isValid() )
{
m_lastErrorCode = KIO::ERR_SLAVE_DEFINED;
m_lastErrorMessage = i18n("The KDE mediamanager is not running.");
return false;
}
Medium m = Medium::create(reply);
if (m.id().isEmpty())
{
entry.clear();
return false;
}
createMediumEntry(entry, m);
return true;
}
bool MediaImpl::statMediumByLabel(const TQString &label, KIO::UDSEntry &entry)
{
kdDebug(1219) << "MediaImpl::statMediumByLabel: " << label << endl;
DCOPRef mediamanager("kded", "mediamanager");
DCOPReply reply = mediamanager.call( "nameForLabel", label );
if ( !reply.isValid() )
{
m_lastErrorCode = KIO::ERR_SLAVE_DEFINED;
m_lastErrorMessage = i18n("The KDE mediamanager is not running.");
return false;
}
TQString name = reply;
if (name.isEmpty())
{
entry.clear();
return false;
}
return statMedium(name, entry);
}
bool MediaImpl::listMedia(TQValueList<KIO::UDSEntry> &list)
{
kdDebug(1219) << "MediaImpl::listMedia" << endl;
DCOPRef mediamanager("kded", "mediamanager");
DCOPReply reply = mediamanager.call( "fullList" );
if ( !reply.isValid() )
{
m_lastErrorCode = KIO::ERR_SLAVE_DEFINED;
m_lastErrorMessage = i18n("The KDE mediamanager is not running.");
return false;
}
Medium::List media = Medium::createList(reply);
KIO::UDSEntry entry;
Medium::List::iterator it = media.begin();
Medium::List::iterator end = media.end();
for(; it!=end; ++it)
{
entry.clear();
createMediumEntry(entry, *it);
list.append(entry);
}
return true;
}
bool MediaImpl::setUserLabel(const TQString &name, const TQString &label)
{
kdDebug(1219) << "MediaImpl::setUserLabel: " << name << ", " << label << endl;
DCOPRef mediamanager("kded", "mediamanager");
DCOPReply reply = mediamanager.call( "nameForLabel", label );
if ( !reply.isValid() )
{
m_lastErrorCode = KIO::ERR_SLAVE_DEFINED;
m_lastErrorMessage = i18n("The KDE mediamanager is not running.");
return false;
}
else
{
TQString returned_name = reply;
if (!returned_name.isEmpty()
&& returned_name!=name)
{
m_lastErrorCode = KIO::ERR_DIR_ALREADY_EXIST;
m_lastErrorMessage = i18n("This media name already exists.");
return false;
}
}
reply = mediamanager.call( "setUserLabel", name, label );
if ( !reply.isValid() )
{
m_lastErrorCode = KIO::ERR_SLAVE_DEFINED;
m_lastErrorMessage = i18n("The KDE mediamanager is not running.");
return false;
}
else
{
return true;
}
}
const Medium MediaImpl::findMediumByName(const TQString &name, bool &ok)
{
DCOPRef mediamanager("kded", "mediamanager");
DCOPReply reply = mediamanager.call( "properties", name );
if ( reply.isValid() )
{
ok = true;
}
else
{
m_lastErrorCode = KIO::ERR_SLAVE_DEFINED;
m_lastErrorMessage = i18n("The KDE mediamanager is not running.");
ok = false;
}
return Medium::create(reply);
}
bool MediaImpl::ensureMediumMounted(Medium &medium)
{
if (medium.id().isEmpty())
{
m_lastErrorCode = KIO::ERR_COULD_NOT_MOUNT;
m_lastErrorMessage = i18n("No such medium.");
return false;
}
if ( medium.isEncrypted() && medium.clearDeviceUdi().isEmpty() )
{
m_lastErrorCode = KIO::ERR_COULD_NOT_MOUNT;
m_lastErrorMessage = i18n("The drive is encrypted.");
return false;
}
if ( medium.needMounting() )
{
m_lastErrorCode = 0;
mp_mounting = &medium;
/*
KIO::Job* job = KIO::mount(false, 0,
medium.deviceNode(),
medium.mountPoint());
job->setAutoWarningHandlingEnabled(false);
connect( job, TQT_SIGNAL( result( KIO::Job * ) ),
this, TQT_SLOT( slotMountResult( KIO::Job * ) ) );
connect( job, TQT_SIGNAL( warning( KIO::Job *, const TQString & ) ),
this, TQT_SLOT( slotWarning( KIO::Job *, const TQString & ) ) );
*/
kapp->dcopClient()
->connectDCOPSignal("kded", "mediamanager",
"mediumChanged(TQString, bool)",
"mediaimpl",
"slotMediumChanged(TQString)",
false);
DCOPRef mediamanager("kded", "mediamanager");
DCOPReply reply = mediamanager.call( "mount", medium.id());
if (reply.isValid())
reply.get(m_lastErrorMessage);
else
m_lastErrorMessage = i18n("Internal Error");
if (!m_lastErrorMessage.isEmpty())
m_lastErrorCode = KIO::ERR_SLAVE_DEFINED;
else {
qApp->eventLoop()->enterLoop();
}
mp_mounting = 0L;
kapp->dcopClient()
->disconnectDCOPSignal("kded", "mediamanager",
"mediumChanged(TQString, bool)",
"mediaimpl",
"slotMediumChanged(TQString)");
return m_lastErrorCode==0;
}
if (medium.id().isEmpty())
{
m_lastErrorCode = KIO::ERR_COULD_NOT_MOUNT;
m_lastErrorMessage = i18n("No such medium.");
return false;
}
return true;
}
void MediaImpl::slotWarning( KIO::Job * /*job*/, const TQString &msg )
{
emit warning( msg );
}
void MediaImpl::slotMountResult(KIO::Job *job)
{
kdDebug(1219) << "MediaImpl::slotMountResult" << endl;
if ( job->error() != 0)
{
m_lastErrorCode = job->error();
m_lastErrorMessage = job->errorText();
qApp->eventLoop()->exitLoop();
}
}
void MediaImpl::slotMediumChanged(const TQString &name)
{
kdDebug(1219) << "MediaImpl::slotMediumChanged:" << name << endl;
if (mp_mounting->name()==name)
{
kdDebug(1219) << "MediaImpl::slotMediumChanged: updating mp_mounting" << endl;
bool ok;
*mp_mounting = findMediumByName(name, ok);
qApp->eventLoop()->exitLoop();
}
}
static void addAtom(KIO::UDSEntry &entry, unsigned int ID, long l,
const TQString &s = TQString::null)
{
KIO::UDSAtom atom;
atom.m_uds = ID;
atom.m_long = l;
atom.m_str = s;
entry.append(atom);
}
void MediaImpl::createTopLevelEntry(KIO::UDSEntry& entry) const
{
entry.clear();
addAtom(entry, KIO::UDS_URL, 0, "media:/");
addAtom(entry, KIO::UDS_NAME, 0, ".");
addAtom(entry, KIO::UDS_FILE_TYPE, S_IFDIR);
addAtom(entry, KIO::UDS_ACCESS, 0555);
addAtom(entry, KIO::UDS_MIME_TYPE, 0, "inode/directory");
addAtom(entry, KIO::UDS_ICON_NAME, 0, "blockdevice");
}
void MediaImpl::slotStatResult(KIO::Job *job)
{
if ( job->error() == 0)
{
KIO::StatJob *stat_job = static_cast<KIO::StatJob *>(job);
m_entryBuffer = stat_job->statResult();
}
qApp->eventLoop()->exitLoop();
}
KIO::UDSEntry MediaImpl::extractUrlInfos(const KURL &url)
{
m_entryBuffer.clear();
KIO::StatJob *job = KIO::stat(url, false);
job->setAutoWarningHandlingEnabled( false );
connect( job, TQT_SIGNAL( result(KIO::Job *) ),
this, TQT_SLOT( slotStatResult(KIO::Job *) ) );
connect( job, TQT_SIGNAL( warning( KIO::Job *, const TQString & ) ),
this, TQT_SLOT( slotWarning( KIO::Job *, const TQString & ) ) );
qApp->eventLoop()->enterLoop();
KIO::UDSEntry::iterator it = m_entryBuffer.begin();
KIO::UDSEntry::iterator end = m_entryBuffer.end();
KIO::UDSEntry infos;
for(; it!=end; ++it)
{
switch( (*it).m_uds )
{
case KIO::UDS_ACCESS:
case KIO::UDS_USER:
case KIO::UDS_GROUP:
case KIO::UDS_CREATION_TIME:
case KIO::UDS_MODIFICATION_TIME:
case KIO::UDS_ACCESS_TIME:
infos.append(*it);
break;
default:
break;
}
}
if (url.isLocalFile())
{
addAtom(infos, KIO::UDS_LOCAL_PATH, 0, url.path());
}
return infos;
}
void MediaImpl::createMediumEntry(KIO::UDSEntry& entry,
const Medium &medium)
{
kdDebug(1219) << "MediaProtocol::createMedium" << endl;
TQString url = "media:/"+medium.name();
kdDebug(1219) << "url = " << url << ", mime = " << medium.mimeType() << endl;
entry.clear();
addAtom(entry, KIO::UDS_URL, 0, url);
TQString label = KIO::encodeFileName( medium.prettyLabel() );
addAtom(entry, KIO::UDS_NAME, 0, label);
addAtom(entry, KIO::UDS_FILE_TYPE, S_IFDIR);
addAtom(entry, KIO::UDS_MIME_TYPE, 0, medium.mimeType());
addAtom(entry, KIO::UDS_GUESSED_MIME_TYPE, 0, "inode/directory");
if (!medium.iconName().isEmpty())
{
addAtom(entry, KIO::UDS_ICON_NAME, 0, medium.iconName());
}
else
{
TQString mime = medium.mimeType();
TQString icon = KMimeType::mimeType(mime)->icon(mime, false);
addAtom(entry, KIO::UDS_ICON_NAME, 0, icon);
}
if (medium.needMounting())
{
addAtom(entry, KIO::UDS_ACCESS, 0400);
}
else
{
KURL url = medium.prettyBaseURL();
entry+= extractUrlInfos(url);
}
}
#include "mediaimpl.moc"