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k3b/libk3b/core/k3bexternalbinmanager.cpp

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/*
*
* $Id: k3bexternalbinmanager.cpp 619556 2007-01-03 17:38:12Z trueg $
* Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
*
* This program 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.
* See the file "COPYING" for the exact licensing terms.
*/
#include "k3bexternalbinmanager.h"
#include <kdebug.h>
#include <kprocess.h>
#include <kconfig.h>
#include <kdeversion.h>
#include <tqstring.h>
#include <tqregexp.h>
#include <tqfile.h>
#include <tqfileinfo.h>
#include <tqptrlist.h>
#include <unistd.h>
#include <sys/stat.h>
#include <stdlib.h>
TQString K3bExternalBinManager::m_noPath = "";
// ///////////////////////////////////////////////////////////
//
// K3BEXTERNALBIN
//
// ///////////////////////////////////////////////////////////
K3bExternalBin::K3bExternalBin( K3bExternalProgram* p )
: m_program(p)
{
}
bool K3bExternalBin::isEmpty() const
{
return !version.isValid();
}
const TQString& K3bExternalBin::name() const
{
return m_program->name();
}
bool K3bExternalBin::hasFeature( const TQString& f ) const
{
return m_features.contains( f );
}
void K3bExternalBin::addFeature( const TQString& f )
{
m_features.append( f );
}
const TQStringList& K3bExternalBin::userParameters() const
{
return m_program->userParameters();
}
// ///////////////////////////////////////////////////////////
//
// K3BEXTERNALPROGRAM
//
// ///////////////////////////////////////////////////////////
K3bExternalProgram::K3bExternalProgram( const TQString& name )
: m_name( name )
{
m_bins.setAutoDelete( true );
}
K3bExternalProgram::~K3bExternalProgram()
{
}
const K3bExternalBin* K3bExternalProgram::mostRecentBin() const
{
TQPtrListIterator<K3bExternalBin> it( m_bins );
K3bExternalBin* bin = *it;
++it;
while( *it ) {
if( it.current()->version > bin->version )
bin = *it;
++it;
}
return bin;
}
void K3bExternalProgram::addBin( K3bExternalBin* bin )
{
if( !m_bins.contains( bin ) ) {
// insertion sort
// the first bin in the list is always the one used
// so we default to using the newest one
K3bExternalBin* oldBin = m_bins.first();
while( oldBin && oldBin->version > bin->version )
oldBin = m_bins.next();
m_bins.insert( oldBin ? m_bins.at() : m_bins.count(), bin );
}
}
void K3bExternalProgram::setDefault( const K3bExternalBin* bin )
{
if( m_bins.contains( bin ) )
m_bins.take( m_bins.find( bin ) );
// the first bin in the list is always the one used
m_bins.insert( 0, bin );
}
void K3bExternalProgram::setDefault( const TQString& path )
{
for( TQPtrListIterator<K3bExternalBin> it( m_bins ); it.current(); ++it ) {
if( it.current()->path == path ) {
setDefault( it.current() );
return;
}
}
}
void K3bExternalProgram::addUserParameter( const TQString& p )
{
if( !m_userParameters.contains( p ) )
m_userParameters.append(p);
}
// ///////////////////////////////////////////////////////////
//
// K3BEXTERNALBINMANAGER
//
// ///////////////////////////////////////////////////////////
K3bExternalBinManager::K3bExternalBinManager( TQObject* parent, const char* name )
: TQObject( parent, name )
{
}
K3bExternalBinManager::~K3bExternalBinManager()
{
clear();
}
bool K3bExternalBinManager::readConfig( KConfig* c )
{
loadDefaultSearchPath();
c->setGroup( "External Programs" );
if( c->hasKey( "search path" ) )
setSearchPath( c->readPathListEntry( "search path" ) );
search();
for ( TQMap<TQString, K3bExternalProgram*>::iterator it = m_programs.begin(); it != m_programs.end(); ++it ) {
K3bExternalProgram* p = it.data();
if( c->hasKey( p->name() + " default" ) ) {
p->setDefault( c->readEntry( p->name() + " default" ) );
}
if( c->hasKey( p->name() + " user parameters" ) ) {
TQStringList list = c->readListEntry( p->name() + " user parameters" );
for( TQStringList::iterator strIt = list.begin(); strIt != list.end(); ++strIt )
p->addUserParameter( *strIt );
}
if( c->hasKey( p->name() + " last seen newest version" ) ) {
K3bVersion lastMax( c->readEntry( p->name() + " last seen newest version" ) );
// now search for a newer version and use it (because it was installed after the last
// K3b run and most users would probably expect K3b to use a newly installed version)
const K3bExternalBin* newestBin = p->mostRecentBin();
if( newestBin && newestBin->version > lastMax )
p->setDefault( newestBin );
}
}
return true;
}
bool K3bExternalBinManager::saveConfig( KConfig* c )
{
c->setGroup( "External Programs" );
c->writePathEntry( "search path", m_searchPath );
for ( TQMap<TQString, K3bExternalProgram*>::iterator it = m_programs.begin(); it != m_programs.end(); ++it ) {
K3bExternalProgram* p = it.data();
if( p->defaultBin() )
c->writeEntry( p->name() + " default", p->defaultBin()->path );
c->writeEntry( p->name() + " user parameters", p->userParameters() );
const K3bExternalBin* newestBin = p->mostRecentBin();
if( newestBin )
c->writeEntry( p->name() + " last seen newest version", newestBin->version );
}
return true;
}
bool K3bExternalBinManager::foundBin( const TQString& name )
{
if( m_programs.find( name ) == m_programs.end() )
return false;
else
return (m_programs[name]->defaultBin() != 0);
}
const TQString& K3bExternalBinManager::binPath( const TQString& name )
{
if( m_programs.find( name ) == m_programs.end() )
return m_noPath;
if( m_programs[name]->defaultBin() != 0 )
return m_programs[name]->defaultBin()->path;
else
return m_noPath;
}
const K3bExternalBin* K3bExternalBinManager::binObject( const TQString& name )
{
if( m_programs.find( name ) == m_programs.end() )
return 0;
return m_programs[name]->defaultBin();
}
void K3bExternalBinManager::addProgram( K3bExternalProgram* p )
{
m_programs.insert( p->name(), p );
}
void K3bExternalBinManager::clear()
{
for( TQMap<TQString, K3bExternalProgram*>::Iterator it = m_programs.begin(); it != m_programs.end(); ++it )
delete it.data();
m_programs.clear();
}
void K3bExternalBinManager::search()
{
if( m_searchPath.isEmpty() )
loadDefaultSearchPath();
for( TQMap<TQString, K3bExternalProgram*>::iterator it = m_programs.begin(); it != m_programs.end(); ++it ) {
it.data()->clear();
}
// do not search one path twice
TQStringList paths;
for( TQStringList::const_iterator it = m_searchPath.begin(); it != m_searchPath.end(); ++it ) {
TQString p = *it;
if( p[p.length()-1] == '/' )
p.truncate( p.length()-1 );
if( !paths.contains( p ) && !paths.contains( p + "/" ) )
paths.append(p);
}
// get the environment path variable
char* env_path = ::getenv("PATH");
if( env_path ) {
TQStringList env_pathList = TQStringList::split(":", TQString::fromLocal8Bit(env_path));
for( TQStringList::const_iterator it = env_pathList.begin(); it != env_pathList.end(); ++it ) {
TQString p = *it;
if( p[p.length()-1] == '/' )
p.truncate( p.length()-1 );
if( !paths.contains( p ) && !paths.contains( p + "/" ) )
paths.append(p);
}
}
for( TQStringList::const_iterator it = paths.begin(); it != paths.end(); ++it )
for( TQMap<TQString, K3bExternalProgram*>::iterator pit = m_programs.begin(); pit != m_programs.end(); ++pit )
pit.data()->scan(*it);
// TESTING
// /////////////////////////
const K3bExternalBin* bin = program("cdrecord")->defaultBin();
if( !bin ) {
kdDebug() << "(K3bExternalBinManager) Probing cdrecord failed" << endl;
}
else {
kdDebug() << "(K3bExternalBinManager) Cdrecord " << bin->version << " features: "
<< bin->features().join( ", " ) << endl;
if( bin->version >= K3bVersion("1.11a02") )
kdDebug() << "(K3bExternalBinManager) "
<< bin->version.majorVersion() << " " << bin->version.minorVersion() << " " << bin->version.patchLevel()
<< " " << bin->version.suffix()
<< " seems to be cdrecord version >= 1.11a02, using burnfree instead of burnproof" << endl;
if( bin->version >= K3bVersion("1.11a31") )
kdDebug() << "(K3bExternalBinManager) seems to be cdrecord version >= 1.11a31, support for Just Link via burnfree "
<< "driveroption" << endl;
}
}
K3bExternalProgram* K3bExternalBinManager::program( const TQString& name ) const
{
if( m_programs.find( name ) == m_programs.end() )
return 0;
else
return m_programs[name];
}
void K3bExternalBinManager::loadDefaultSearchPath()
{
static const char* defaultSearchPaths[] = { "/usr/bin/",
"/usr/local/bin/",
"/usr/sbin/",
"/usr/local/sbin/",
"/opt/schily/bin/",
"/sbin",
0 };
m_searchPath.clear();
for( int i = 0; defaultSearchPaths[i]; ++i ) {
m_searchPath.append( defaultSearchPaths[i] );
}
}
void K3bExternalBinManager::setSearchPath( const TQStringList& list )
{
loadDefaultSearchPath();
for( TQStringList::const_iterator it = list.begin(); it != list.end(); ++it ) {
if( !m_searchPath.contains( *it ) )
m_searchPath.append( *it );
}
}
void K3bExternalBinManager::addSearchPath( const TQString& path )
{
if( !m_searchPath.contains( path ) )
m_searchPath.append( path );
}
const K3bExternalBin* K3bExternalBinManager::mostRecentBinObject( const TQString& name )
{
if( K3bExternalProgram* p = program( name ) )
return p->mostRecentBin();
else
return 0;
}
#include "k3bexternalbinmanager.moc"