qgpgmenewcryptoconfig.cpp

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/*
    qgpgmenewcryptoconfig.cpp

    This file is part of libkleopatra, the KDE keymanagement library
    Copyright (c) 2010 Klarälvdalens Datakonsult AB

    Libkleopatra 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.

    Libkleopatra 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 "qgpgmenewcryptoconfig.h"

#include <KLocalizedString>
#include <KMessageBox>
#include <KDebug>

#include <QFile>

#include <gpgme++/global.h>
#include <gpgme++/error.h>

#ifndef Q_MOC_RUN
#include <boost/foreach.hpp>
#include <boost/bind.hpp>
#include <boost/mem_fn.hpp>
#endif

#include <sstream>
#include <string>
#include <cassert>

using namespace boost;
using namespace Kleo;
using namespace GpgME;
using namespace GpgME::Configuration;

namespace {
    struct Select1St {
        template <typename U, typename V>
        const U & operator()( const std::pair<U,V> & p ) const { return p.first; }
        template <typename U, typename V>
        const U & operator()( const QPair<U,V> & p ) const { return p.first; }
    };
}

// Just for the Q_ASSERT in the dtor. Not thread-safe, but who would
// have 2 threads talking to gpgconf anyway? :)
static bool s_duringClear = false;

QGpgMENewCryptoConfig::QGpgMENewCryptoConfig()
    :  m_parsed( false )
{
}

QGpgMENewCryptoConfig::~QGpgMENewCryptoConfig()
{
    clear();
}

void QGpgMENewCryptoConfig::reloadConfiguration( bool showErrors )
{
    clear();

    Error error;
    const std::vector<Component> components = Component::load( error );
#ifndef NDEBUG
    {
        std::stringstream ss;
        ss << "error: " << error
           << "components:\n";
        std::copy( components.begin(), components.end(),
                   std::ostream_iterator<Component>( ss, "\n" ) );
        kDebug(5150) << ss.str().c_str();
    }
#endif
    if ( error && showErrors ) {
        const QString wmsg = i18n("<qt>Failed to execute gpgconf:<p>%1</p></qt>", QString::fromLocal8Bit( error.asString() ) );
        kWarning(5150) << wmsg; // to see it from test_cryptoconfig.cpp
        KMessageBox::error(0, wmsg);
    }
    BOOST_FOREACH( const Component & c, components ) {
        const shared_ptr<QGpgMENewCryptoConfigComponent> comp( new QGpgMENewCryptoConfigComponent );
        comp->setComponent( c );
        m_componentsByName[ comp->name() ] = comp;
    }
    m_parsed = true;
}

QStringList QGpgMENewCryptoConfig::componentList() const
{
  if ( !m_parsed )
    const_cast<QGpgMENewCryptoConfig*>( this )->reloadConfiguration( true );
  QStringList result;
  std::transform( m_componentsByName.begin(), m_componentsByName.end(),
                  std::back_inserter( result ),
                  mem_fn( &QGpgMENewCryptoConfigComponent::name ) );
  return result;
}

QGpgMENewCryptoConfigComponent * QGpgMENewCryptoConfig::component( const QString & name ) const
{
  if ( !m_parsed )
    const_cast<QGpgMENewCryptoConfig*>( this )->reloadConfiguration( false );
  return m_componentsByName.value( name ).get();
}

void QGpgMENewCryptoConfig::sync( bool runtime )
{
    BOOST_FOREACH( const shared_ptr<QGpgMENewCryptoConfigComponent> & c, m_componentsByName )
        c->sync( runtime );
}

void QGpgMENewCryptoConfig::clear()
{
    s_duringClear = true;
    m_componentsByName.clear();
    s_duringClear = false;
    m_parsed = false; // next call to componentList/component will need to run gpgconf again
}


QGpgMENewCryptoConfigComponent::QGpgMENewCryptoConfigComponent()
    : CryptoConfigComponent(),
      m_component()
{

}

void QGpgMENewCryptoConfigComponent::setComponent( const Component & component )
{
    m_component = component;
    m_groupsByName.clear();

    shared_ptr<QGpgMENewCryptoConfigGroup> group;

    const std::vector<Option> options = m_component.options();
    BOOST_FOREACH( const Option & o, options )
        if ( o.flags() & Group ) {
            if ( group )
                m_groupsByName[group->name()] = group;
            group.reset( new QGpgMENewCryptoConfigGroup( shared_from_this(), o ) );
        } else if ( group ) {
            const shared_ptr<QGpgMENewCryptoConfigEntry> entry( new QGpgMENewCryptoConfigEntry( group, o ) );
            const QString name = entry->name();
            group->m_entryNames.push_back( name );
            group->m_entriesByName[name] = entry;
        } else {
            kWarning(5150) << "found no group for entry" << o.name() << "of component" << name() ;
        }
    if ( group )
        m_groupsByName[group->name()] = group;

}

QGpgMENewCryptoConfigComponent::~QGpgMENewCryptoConfigComponent() {}

QString QGpgMENewCryptoConfigComponent::name() const
{
    return QString::fromUtf8( m_component.name() );
}

QString QGpgMENewCryptoConfigComponent::description() const
{
    return QString::fromUtf8( m_component.description() );
}

QStringList QGpgMENewCryptoConfigComponent::groupList() const
{
    QStringList result;
    result.reserve( m_groupsByName.size() );
    std::transform( m_groupsByName.begin(), m_groupsByName.end(),
                    std::back_inserter( result ),
                    mem_fn( &QGpgMENewCryptoConfigGroup::name ) );
    return result;
}

QGpgMENewCryptoConfigGroup* QGpgMENewCryptoConfigComponent::group(const QString& name ) const
{
    return m_groupsByName.value( name ).get();
}

void QGpgMENewCryptoConfigComponent::sync( bool runtime )
{
  Q_UNUSED( runtime )
    // ### how to pass --runtime to gpgconf? -> marcus: not yet supported (2010-11-20)
    if ( const Error err = m_component.save() ) {
        const QString wmsg = i18n( "Error from gpgconf while saving configuration: %1", QString::fromLocal8Bit( err.asString() ) );
        kWarning(5150) <<":" << wmsg;
        KMessageBox::error(0, wmsg);
    }
    // ### unset dirty state again
}


QGpgMENewCryptoConfigGroup::QGpgMENewCryptoConfigGroup( const shared_ptr<QGpgMENewCryptoConfigComponent> & comp, const Option & option )
    : CryptoConfigGroup(),
      m_component( comp ),
      m_option( option )
{
}

QGpgMENewCryptoConfigGroup::~QGpgMENewCryptoConfigGroup() {}

QString QGpgMENewCryptoConfigGroup::name() const
{
    return QString::fromUtf8( m_option.name() );
}

QString QGpgMENewCryptoConfigGroup::description() const
{
    return QString::fromUtf8( m_option.description() );
}

QString QGpgMENewCryptoConfigGroup::path() const
{
    if ( const shared_ptr<QGpgMENewCryptoConfigComponent> c = m_component.lock() )
        return c->name() + QLatin1Char( '/' ) + name() ;
    else
        return QString();
}

CryptoConfigEntry::Level QGpgMENewCryptoConfigGroup::level() const
{
    // two casts to make SunCC happy:
    return static_cast<CryptoConfigEntry::Level>( static_cast<unsigned int>( m_option.level() ) );
}

QStringList QGpgMENewCryptoConfigGroup::entryList() const
{
    return m_entryNames;
}

QGpgMENewCryptoConfigEntry* QGpgMENewCryptoConfigGroup::entry( const QString& name ) const
{
    return m_entriesByName.value( name ).get();
}


#if 0

static QString gpgconf_unescape( const QString& str )
{
  // Looks like it's the same rules as KUrl.
  return KUrl::fromPercentEncoding( str.toLatin1() );
}

static QString gpgconf_escape( const QString& str )
{
  // Escape special chars (including ':' and '%')
  QString enc = KUrl::toPercentEncoding( str ); // and convert to utf8 first (to get %12%34 for one special char)
  // Also encode commas, for lists.
  enc.replace( ',', "%2c" );
  return enc;
}
#endif

static QString urlpart_encode( const QString& str )
{
  QString enc( str );
  enc.replace( QLatin1Char('%'), QLatin1String("%25") ); // first!
  enc.replace( QLatin1Char(':'), QLatin1String("%3a") );
  //kDebug(5150) <<"  urlpart_encode:" << str <<" ->" << enc;
  return enc;
}

static QString urlpart_decode( const QString& str )
{
  return KUrl::fromPercentEncoding( str.toLatin1() );
}

// gpgconf arg type number -> NewCryptoConfigEntry arg type enum mapping
static Kleo::CryptoConfigEntry::ArgType knownArgType( int argType, bool& ok ) {
  ok = true;
  switch( argType ) {
  case 0: // none
    return Kleo::CryptoConfigEntry::ArgType_None;
  case 1: // string
    return Kleo::CryptoConfigEntry::ArgType_String;
  case 2: // int32
    return Kleo::CryptoConfigEntry::ArgType_Int;
  case 3: // uint32
    return Kleo::CryptoConfigEntry::ArgType_UInt;
  case 32: // pathname
    return Kleo::CryptoConfigEntry::ArgType_Path;
  case 33: // ldap server
    return Kleo::CryptoConfigEntry::ArgType_LDAPURL;
  default:
    ok = false;
    return Kleo::CryptoConfigEntry::ArgType_None;
  }
}

QGpgMENewCryptoConfigEntry::QGpgMENewCryptoConfigEntry( const shared_ptr<QGpgMENewCryptoConfigGroup> & group, const Option & option )
    : m_group( group ), m_option( option )
{
}

#if 0
QVariant QGpgMENewCryptoConfigEntry::stringToValue( const QString& str, bool unescape ) const
{
  const bool isString = isStringType();

  if ( isList() ) {
    if ( argType() == ArgType_None ) {
        bool ok = true;
        const QVariant v = str.isEmpty() ? 0U : str.toUInt( &ok ) ;
        if ( !ok )
            kWarning(5150) << "list-of-none should have an unsigned int as value:" << str;
        return v;
    }
    QList<QVariant> lst;
    QStringList items = str.split( ',', QString::SkipEmptyParts );
    for( QStringList::const_iterator valit = items.constBegin(); valit != items.constEnd(); ++valit ) {
      QString val = *valit;
      if ( isString ) {
        if ( val.isEmpty() ) {
          lst << QVariant( QString() );
          continue;
        }
        else if ( unescape ) {
          if( val[0] != '"' ) // see README.gpgconf
            kWarning(5150) <<"String value should start with '\"' :" << val;
          val = val.mid( 1 );
        }
      }
      lst << QVariant( unescape ? gpgconf_unescape( val ) : val );
    }
    return lst;
  } else { // not a list
    QString val( str );
    if ( isString ) {
      if ( val.isEmpty() )
        return QVariant( QString() ); // not set  [ok with lists too?]
      else if ( unescape ) {
        if( val[0] != '"' ) // see README.gpgconf
          kWarning(5150) <<"String value should start with '\"' :" << val;
        val = val.mid( 1 );
      }
    }
    return QVariant( unescape ? gpgconf_unescape( val ) : val );
  }
}
#endif

QGpgMENewCryptoConfigEntry::~QGpgMENewCryptoConfigEntry()
{
#ifndef NDEBUG
    if ( !s_duringClear && m_option.dirty() )
        kWarning(5150) <<"Deleting a QGpgMENewCryptoConfigEntry that was modified (" << m_option.description() <<")"
                       << "You forgot to call sync() (to commit) or clear() (to discard)";
#endif
}

QString QGpgMENewCryptoConfigEntry::name() const
{
    return QString::fromUtf8( m_option.name() );
}

QString QGpgMENewCryptoConfigEntry::description() const
{
    return QString::fromUtf8( m_option.description() );
}

QString QGpgMENewCryptoConfigEntry::path() const
{
    if ( const shared_ptr<QGpgMENewCryptoConfigGroup> g = m_group.lock() )
        return g->path() + QLatin1Char( '/' ) + name() ;
    else
        return QString();
}

bool QGpgMENewCryptoConfigEntry::isOptional() const
{
    return m_option.flags() & Optional ;
}

bool QGpgMENewCryptoConfigEntry::isReadOnly() const
{
    return m_option.flags() & NoChange ;
}

bool QGpgMENewCryptoConfigEntry::isList() const
{
    return m_option.flags() & List ;
}

bool QGpgMENewCryptoConfigEntry::isRuntime() const
{
    return m_option.flags() & Runtime ;
}

CryptoConfigEntry::Level QGpgMENewCryptoConfigEntry::level() const
{
    // two casts to make SunCC happy:
    return static_cast<Level>( static_cast<unsigned int>( m_option.level() ) );
}

CryptoConfigEntry::ArgType QGpgMENewCryptoConfigEntry::argType() const
{
    bool ok = false;
    const ArgType type = knownArgType( m_option.type(), ok );
    if ( ok )
        return type;
    else
        return knownArgType( m_option.alternateType(), ok );
}

bool QGpgMENewCryptoConfigEntry::isSet() const
{
    return m_option.set();
}

bool QGpgMENewCryptoConfigEntry::boolValue() const
{
    Q_ASSERT( m_option.alternateType() == NoType );
    Q_ASSERT( !isList() );
    return m_option.currentValue().boolValue();
}

QString QGpgMENewCryptoConfigEntry::stringValue() const
{
    //return toString( false );
    Q_ASSERT( m_option.alternateType() == StringType );
    Q_ASSERT( !isList() );
    return QString::fromUtf8( m_option.currentValue().stringValue() );
}

int QGpgMENewCryptoConfigEntry::intValue() const
{
    Q_ASSERT( m_option.alternateType() == IntegerType );
    Q_ASSERT( !isList() );
    return m_option.currentValue().intValue();
}

unsigned int QGpgMENewCryptoConfigEntry::uintValue() const
{
    Q_ASSERT( m_option.alternateType() == UnsignedIntegerType );
    Q_ASSERT( !isList() );
    return m_option.currentValue().uintValue();
}

static KUrl parseURL( int mRealArgType, const QString& str )
{
  if ( mRealArgType == 33 ) { // LDAP server
    // The format is HOSTNAME:PORT:USERNAME:PASSWORD:BASE_DN
    QStringList items = str.split( QLatin1Char(':') );
    if ( items.count() == 5 ) {
      QStringList::const_iterator it = items.constBegin();
      KUrl url;
      url.setProtocol( QLatin1String("ldap") );
      url.setHost( urlpart_decode( *it++ ) );

      bool ok;
      const int port = (*it++).toInt( &ok );
      if ( ok )
          url.setPort( port );
      else if ( !it->isEmpty() )
          kWarning(5150) <<"parseURL: malformed LDAP server port, ignoring: \"" << *it << "\"";

      url.setPath( QLatin1String("/") ); // workaround KUrl parsing bug
      url.setUserName( urlpart_decode( *it++ ) );
      url.setPassword( urlpart_decode( *it++ ) );
      url.setQuery( urlpart_decode( *it ) );
      return url;
    } else
      kWarning(5150) <<"parseURL: malformed LDAP server:" << str;
  }
  // other URLs : assume wellformed URL syntax.
  return KUrl( str );
}

// The opposite of parseURL
static QString splitURL( int mRealArgType, const KUrl& url )
{
  if ( mRealArgType == 33 ) { // LDAP server
    // The format is HOSTNAME:PORT:USERNAME:PASSWORD:BASE_DN
    Q_ASSERT( url.protocol() == QLatin1String("ldap") );
    return urlpart_encode( url.host() ) + QLatin1Char(':') +
      ( url.port() != -1 ? QString::number( url.port() ) : QString() ) + QLatin1Char(':') + // -1 is used for default ports, omit
      urlpart_encode( url.user() ) + QLatin1Char(':') +
      urlpart_encode( url.pass() ) + QLatin1Char(':') +
      // KUrl automatically encoded the query (e.g. for spaces inside it),
      // so decode it before writing it out to gpgconf (issue119)
      urlpart_encode( KUrl::fromPercentEncoding( url.query().mid(1).toLatin1() ) );
  }
  return url.path();
}

KUrl QGpgMENewCryptoConfigEntry::urlValue() const
{
    const Type type = m_option.type();
    Q_ASSERT( type == FilenameType || type == LdapServerType );
    Q_ASSERT( !isList() );
    if ( type == FilenameType )
    {
        KUrl url;
        url.setPath( QFile::decodeName( m_option.currentValue().stringValue() ) );
        return url;
    }
    return parseURL( type, stringValue() );
}

unsigned int QGpgMENewCryptoConfigEntry::numberOfTimesSet() const
{
    Q_ASSERT( m_option.alternateType() == NoType );
    Q_ASSERT( isList() );
    return m_option.currentValue().uintValue();
}

QStringList QGpgMENewCryptoConfigEntry::stringValueList() const
{
    Q_ASSERT( m_option.alternateType() == StringType );
    Q_ASSERT( isList() );
    const Argument arg = m_option.currentValue();
    const std::vector<const char*> values = arg.stringValues();
    QStringList result;
    BOOST_FOREACH( const char * value, values )
        result.push_back( QString::fromUtf8( value ) );
    return result;
}

std::vector<int> QGpgMENewCryptoConfigEntry::intValueList() const
{
    Q_ASSERT( m_option.alternateType() == IntegerType );
    Q_ASSERT( isList() );
    return m_option.currentValue().intValues();
}

std::vector<unsigned int> QGpgMENewCryptoConfigEntry::uintValueList() const
{
    Q_ASSERT( m_option.alternateType() == UnsignedIntegerType );
    Q_ASSERT( isList() );
    return m_option.currentValue().uintValues();
}

KUrl::List QGpgMENewCryptoConfigEntry::urlValueList() const
{
    const Type type = m_option.type();
    Q_ASSERT( type == FilenameType || type == LdapServerType );
    Q_ASSERT( isList() );
    const Argument arg = m_option.currentValue();
    const std::vector<const char*> values = arg.stringValues();
    KUrl::List ret;
    BOOST_FOREACH( const char * value, values )
        if ( type == FilenameType ) {
            KUrl url;
            url.setPath( QFile::decodeName( value ) );
            ret << url;
        } else {
            ret << parseURL( type, QString::fromUtf8( value ) );
        }
    return ret;
}

void QGpgMENewCryptoConfigEntry::resetToDefault()
{
    m_option.resetToDefaultValue();
}

void QGpgMENewCryptoConfigEntry::setBoolValue( bool b )
{
    Q_ASSERT( m_option.alternateType() == NoType );
    Q_ASSERT( !isList() );
    // A "no arg" option is either set or not set.
    // Being set means createNoneArgument(), being unset means resetToDefault()
    m_option.setNewValue( m_option.createNoneArgument( b ) );
}

void QGpgMENewCryptoConfigEntry::setStringValue( const QString& str )
{
    Q_ASSERT( m_option.alternateType() == StringType );
    Q_ASSERT( !isList() );
    const Type type = m_option.type();
    // When setting a string to empty (and there's no default), we need to act like resetToDefault
    // Otherwise we try e.g. "ocsp-responder:0:" and gpgconf answers:
    // "gpgconf: argument required for option ocsp-responder"
    if ( str.isEmpty() && !isOptional() )
        m_option.resetToDefaultValue();
    else if ( type == FilenameType )
        m_option.setNewValue( m_option.createStringArgument( QFile::encodeName( str ).constData() ) );
    else
        m_option.setNewValue( m_option.createStringArgument( str.toUtf8().constData() ) );
}

void QGpgMENewCryptoConfigEntry::setIntValue( int i )
{
    Q_ASSERT( m_option.alternateType() == IntegerType );
    Q_ASSERT( !isList() );
    m_option.setNewValue( m_option.createIntArgument( i ) );
}

void QGpgMENewCryptoConfigEntry::setUIntValue( unsigned int i )
{
    Q_ASSERT( m_option.alternateType() == UnsignedIntegerType );
    Q_ASSERT( !isList() );
    m_option.setNewValue( m_option.createUIntArgument( i ) );
}

void QGpgMENewCryptoConfigEntry::setURLValue( const KUrl& url )
{
    const Type type = m_option.type();
    Q_ASSERT( type == FilenameType || type == LdapServerType );
    Q_ASSERT( !isList() );
    const QString str = splitURL( type, url );
    // cf. setStringValue()
    if ( str.isEmpty() && !isOptional() )
        m_option.resetToDefaultValue();
    else if ( type == FilenameType )
        m_option.setNewValue( m_option.createStringArgument( QFile::encodeName( str ).constData() ) );
    else
        m_option.setNewValue( m_option.createStringArgument( str.toUtf8().constData() ) );
}

void QGpgMENewCryptoConfigEntry::setNumberOfTimesSet( unsigned int i )
{
    Q_ASSERT( m_option.alternateType() == NoType );
    Q_ASSERT( isList() );
    m_option.setNewValue( m_option.createNoneListArgument( i ) );
}

void QGpgMENewCryptoConfigEntry::setStringValueList( const QStringList& lst )
{
    const Type type = m_option.type();
    Q_ASSERT( m_option.alternateType() == StringType );
    Q_ASSERT( isList() );
    std::vector<std::string> values;
    values.reserve( lst.size() );
    Q_FOREACH( const QString & s, lst )
        if ( type == FilenameType )
            values.push_back( QFile::encodeName( s ).constData() );
        else
            values.push_back( s.toUtf8().constData() );
    m_option.setNewValue( m_option.createStringListArgument( values ) );
}

void QGpgMENewCryptoConfigEntry::setIntValueList( const std::vector<int> & lst )
{
    Q_ASSERT( m_option.alternateType() == IntegerType );
    Q_ASSERT( isList() );
    m_option.setNewValue( m_option.createIntListArgument( lst ) );
}

void QGpgMENewCryptoConfigEntry::setUIntValueList( const std::vector<unsigned int> & lst )
{
    Q_ASSERT( m_option.alternateType() == UnsignedIntegerType );
    Q_ASSERT( isList() );
    m_option.setNewValue( m_option.createUIntListArgument( lst ) );
}

void QGpgMENewCryptoConfigEntry::setURLValueList( const KUrl::List& urls )
{
    const Type type = m_option.type();
    Q_ASSERT( m_option.alternateType() == StringType );
    Q_ASSERT( isList() );
    std::vector<std::string> values;
    values.reserve( urls.size() );
    Q_FOREACH( const KUrl & url, urls )
        if ( type == FilenameType )
            values.push_back( QFile::encodeName( url.path() ).constData() );
        else
            values.push_back( splitURL( type, url ).toUtf8().constData() );
    m_option.setNewValue( m_option.createStringListArgument( values ) );
}

bool QGpgMENewCryptoConfigEntry::isDirty() const
{
    return m_option.dirty();
}

#if 0
QString QGpgMENewCryptoConfigEntry::toString( bool escape ) const
{
  // Basically the opposite of stringToValue
  if ( isStringType() ) {
    if ( mValue.isNull() )
      return QString();
    else if ( isList() ) { // string list
      QStringList lst = mValue.toStringList();
      if ( escape ) {
        for( QStringList::iterator it = lst.begin(); it != lst.end(); ++it ) {
          if ( !(*it).isNull() )
            *it = gpgconf_escape( *it ).prepend( "\"" );
        }
      }
      QString res = lst.join( "," );
      //kDebug(5150) <<"toString:" << res;
      return res;
    } else { // normal string
      QString res = mValue.toString();
      if ( escape )
        res = gpgconf_escape( res ).prepend( "\"" );
      return res;
    }
  }
  if ( !isList() ) // non-list non-string
  {
    if ( mArgType == ArgType_None ) {
      return mValue.toBool() ? QString::fromLatin1( "1" ) : QString();
    } else { // some int
      Q_ASSERT( mArgType == ArgType_Int || mArgType == ArgType_UInt );
      return mValue.toString(); // int to string conversion
    }
  }

  // Lists (of other types than strings)
  if ( mArgType == ArgType_None )
    return QString::number( numberOfTimesSet() );
  QStringList ret;
  QList<QVariant> lst = mValue.toList();
  for( QList<QVariant>::const_iterator it = lst.constBegin(); it != lst.constEnd(); ++it ) {
      ret << (*it).toString(); // QVariant does the conversion
  }
  return ret.join( "," );
}

QString QGpgMENewCryptoConfigEntry::outputString() const
{
  Q_ASSERT( mSet );
  return toString( true );
}

bool QGpgMENewCryptoConfigEntry::isStringType() const
{
  return ( mArgType == Kleo::NewCryptoConfigEntry::ArgType_String
           || mArgType == Kleo::NewCryptoConfigEntry::ArgType_Path
           || mArgType == Kleo::NewCryptoConfigEntry::ArgType_URL
           || mArgType == Kleo::NewCryptoConfigEntry::ArgType_LDAPURL );
}

void QGpgMENewCryptoConfigEntry::setDirty( bool b )
{
  mDirty = b;
}
#endif