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134 lines
4.5 KiB
C++
134 lines
4.5 KiB
C++
/* -*- mode: c++; c-basic-offset:4 -*-
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configwriter.cpp
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This file is part of Kleopatra, the KDE keymanager
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Copyright (c) 2007 Klarälvdalens Datakonsult AB
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Kleopatra 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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Kleopatra 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 GNU
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General Public License for more details.
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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 Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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In addition, as a special exception, the copyright holders give
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permission to link the code of this program with any edition of
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the Qt library by Trolltech AS, Norway (or with modified versions
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of Qt that use the same license as Qt), and distribute linked
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combinations including the two. You must obey the GNU General
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Public License in all respects for all of the code used other than
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Qt. If you modify this file, you may extend this exception to
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your version of the file, but you are not obligated to do so. If
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you do not wish to do so, delete this exception statement from
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your version.
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*/
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#include "configwriter.h"
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#include "configuration.h"
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#include <QDateTime>
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#include <QIODevice>
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#include <QString>
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#include <QStringList>
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#include <QTextStream>
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#include <QVector>
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#include <cassert>
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namespace {
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struct GpgConfConfEntry {
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GpgConfConfEntry() : changeFlag( ConfigEntry::UnspecifiedMutability ), useDefault( false ) {}
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QString component;
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QString option;
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ConfigEntry::Mutability changeFlag;
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bool useDefault;
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QString value;
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QString toString() const {
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QString changeStr;
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if ( changeFlag == ConfigEntry::Change )
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changeStr = QLatin1String("[change]");
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else if ( changeFlag == ConfigEntry::NoChange )
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changeStr = QLatin1String("[no-change]");
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QString str;
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if ( useDefault )
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str += QString::fromLatin1( " %1 %2 [default]\n" ).arg( component, option );
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if ( !( useDefault && changeStr.isEmpty() ) )
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str += QString::fromLatin1( " %1 %2 %3 %4\n" ).arg( component, option, changeStr, value );
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return str;
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}
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};
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}
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class ConfigWriter::Private
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{
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public:
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QIODevice* device;
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bool write( const QString& line );
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};
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ConfigWriter::ConfigWriter( QIODevice* device ) : d( new Private )
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{
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assert( device );
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d->device = device;
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}
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ConfigWriter::~ConfigWriter()
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{
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delete d;
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}
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bool ConfigWriter::writeConfig( Config* config ) const
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{
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assert( d->device->isOpen() );
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assert( d->device->isWritable() );
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QVector<GpgConfConfEntry> lines;
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Q_FOREACH ( const QString & i, config->componentList() )
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{
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ConfigComponent* const component = config->component( i );
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assert( component );
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Q_FOREACH ( const QString & j, component->groupList() )
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{
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ConfigGroup* const group = component->group( j );
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assert( group );
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Q_FOREACH ( const QString & k, group->entryList() )
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{
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ConfigEntry* const entry = group->entry( k );
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assert( entry );
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if ( entry->mutability() != ConfigEntry::UnspecifiedMutability || entry->useBuiltInDefault() || !entry->outputString().isEmpty() )
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{
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GpgConfConfEntry cfgentry;
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cfgentry.useDefault = entry->useBuiltInDefault();
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cfgentry.value = entry->useBuiltInDefault() ? QString() : entry->outputString();
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cfgentry.component = component->name();
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cfgentry.option = entry->name();
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cfgentry.changeFlag = entry->mutability();
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lines.append( cfgentry );
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}
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}
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}
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}
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QTextStream out( d->device );
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out << QString::fromLatin1( "# gpgconf configuration file generated by kgpgconf on %1\n\n" ).arg( QDateTime::currentDateTime().toString() );
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out << "*";
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Q_FOREACH ( const GpgConfConfEntry & i, lines )
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{
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out << i.toString();
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}
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return true;
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}
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