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/* -*- mode: c++; c-basic-offset:4 -*-
utils/archivedefinition.cpp
This file is part of Kleopatra, the KDE keymanager
Copyright (c) 2009 Klarälvdalens Datakonsult AB
Kleopatra 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.
Kleopatra 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
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
In addition, as a special exception, the copyright holders give
permission to link the code of this program with any edition of
the Qt library by Trolltech AS, Norway (or with modified versions
of Qt that use the same license as Qt), and distribute linked
combinations including the two. You must obey the GNU General
Public License in all respects for all of the code used other than
Qt. If you modify this file, you may extend this exception to
your version of the file, but you are not obligated to do so. If
you do not wish to do so, delete this exception statement from
your version.
*/
#include <config-kleopatra.h>
#include "archivedefinition.h"
#include <utils/exception.h>
#include <utils/input.h>
#include <utils/path-helper.h>
#include <KConfigGroup>
#include <KLocalizedString>
#include <KGlobal>
#include <KConfig>
#include <QProcess>
#include <QString>
#include <QStringList>
#include <QDir>
#include <QDebug>
#include <boost/shared_ptr.hpp>
using namespace Kleo;
using namespace boost;
static const QLatin1String ID_ENTRY( "id" );
static const QLatin1String NAME_ENTRY( "name" );
static const QLatin1String COMMAND_ENTRY( "pack-command" );
static const QLatin1String EXTENSIONS_ENTRY( "extensions" );
static const QLatin1String FILE_PLACEHOLDER( "%f" );
namespace {
class ArchiveDefinitionError : Kleo::Exception {
const QString m_id;
public:
ArchiveDefinitionError( const QString & id, const QString & message )
: Kleo::Exception( GPG_ERR_INV_PARAMETER, i18n("Error in archive definition %1: %2").arg( id, message ) ),
m_id( id )
{
}
~ArchiveDefinitionError() throw() {}
const QString & archiveDefinitionId() const { return m_id; }
};
class KConfigBasedArchiveDefinition : public ArchiveDefinition {
public:
explicit KConfigBasedArchiveDefinition( const KConfigGroup & group )
: ArchiveDefinition( group.readEntryUntranslated( ID_ENTRY ),
group.readEntry( NAME_ENTRY ),
group.readEntry( EXTENSIONS_ENTRY, QStringList() ) )
{
if ( extensions().empty() )
throw ArchiveDefinitionError( id(), i18n("'extensions' entry is empty/missing") );
const QStringList l = group.readEntry( COMMAND_ENTRY ).split( QLatin1Char(' '), QString::SkipEmptyParts );
qDebug() << "ArchiveDefinition[" << id() << ']' << l;
if ( l.empty() )
throw ArchiveDefinitionError( id(), i18n("'command' entry is empty/missing") );
m_command = l.front();
const int idx = l.indexOf( FILE_PLACEHOLDER );
if ( idx < 0 ) {
// none -> append
m_prefixArguments = l.mid( 1 );
} else {
m_prefixArguments = l.mid( 1, idx-1 );
m_postfixArguments = l.mid( idx+1 );
}
qDebug() << "ArchiveDefinition[" << id() << ']' << m_command << m_prefixArguments << FILE_PLACEHOLDER << m_postfixArguments;
}
private:
/* reimp */ QString doGetCommand() const { return m_command; }
/* reimp */ QStringList doGetArguments( const QStringList & files ) const {
return m_prefixArguments + files + m_postfixArguments;
}
private:
QString m_command;
QStringList m_prefixArguments, m_postfixArguments;
};
}
ArchiveDefinition::ArchiveDefinition( const QString & id, const QString & label, const QStringList & extensions )
: m_id( id ), m_label( label ), m_extensions( extensions )
{
}
ArchiveDefinition::~ArchiveDefinition() {}
shared_ptr<Input> ArchiveDefinition::createInput( const QStringList & files ) const {
const QString base = heuristicBaseDirectory( files );
if ( base.isEmpty() )
throw Kleo::Exception( GPG_ERR_CONFLICT, i18n("Cannot find common base directory for these files:\n%1", files.join( "\n" ) ) );
qDebug() << "heuristicBaseDirectory(" << files << ") ->" << base;
const QStringList relative = makeRelativeTo( base, files );
qDebug() << "relative" << relative;
return Input::createFromProcessStdOut( doGetCommand(),
doGetArguments( relative ),
QDir( base ) );
}
// static
std::vector< shared_ptr<ArchiveDefinition> > ArchiveDefinition::getArchiveDefinitions() {
std::vector< shared_ptr<ArchiveDefinition> > result;
if ( const KSharedConfigPtr config = KGlobal::config() ) {
const QStringList groups = config->groupList().filter( QRegExp(QLatin1String("^Archive Definition #")) );
result.reserve( groups.size() );
Q_FOREACH( const QString & group, groups )
try {
const shared_ptr<ArchiveDefinition> ad( new KConfigBasedArchiveDefinition( KConfigGroup( config, group ) ) );
result.push_back( ad );
} catch ( const std::exception & e ) {
qDebug() << e.what();
}
}
return result;
}

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