void ConfigManager::upgrade()
{
// Skip the upgrade if versions match
if ( m_version == LMMS_VERSION )
{
return;
}
ProjectVersion createdWith = m_version;
// Remove trailing " (bad latency!)" string which was once saved with PulseAudio
if ( createdWith.setCompareType(Build) < "1.1.90" )
{
if( value( "mixer", "audiodev" ).startsWith( "PulseAudio (" ) )
{
setValue("mixer", "audiodev", "PulseAudio");
}
}
// Don't use old themes as they break the UI (i.e. 0.4 != 1.0, etc)
if ( createdWith.setCompareType(Minor) != LMMS_VERSION )
{
m_artworkDir = defaultArtworkDir();
}
// Bump the version, now that we are upgraded
m_version = LMMS_VERSION;
}
//zwraca:
// 1 jeśli this jest > od pV,
// -1 jeśli this jest < od pV,
// 0 jeśli równe
int ProjectVersion::compare(const ProjectVersion& pV) const
{
if (getStatus() != Status::Filled && pV.getStatus() == Status::Filled)
return -1;
if (getStatus() == Status::Filled && pV.getStatus() != Status::Filled)
return 1;
if (getStatus() != Status::Filled && pV.getStatus() != Status::Filled)
return 0;
if (majorN < pV.majorN)
return -1;
if (majorN > pV.majorN)
return 1;
if (minorN < pV.minorN)
return -1;
if (minorN > pV.minorN)
return 1;
if (release < pV.release)
return -1;
if (release > pV.release)
return 1;
if ( build < pV.build)
return -1;
if ( build > pV.build)
return 1;
return extCompare(pV);
}
void DataFile::loadData( const QByteArray & _data, const QString & _sourceFile )
{
QString errorMsg;
int line = -1, col = -1;
if( !setContent( _data, &errorMsg, &line, &col ) )
{
// parsing failed? then try to uncompress data
QByteArray uncompressed = qUncompress( _data );
if( !uncompressed.isEmpty() )
{
if( setContent( uncompressed, &errorMsg, &line, &col ) )
{
line = col = -1;
}
}
if( line >= 0 && col >= 0 )
{
qWarning() << "at line" << line << "column" << errorMsg;
if( Engine::hasGUI() )
{
QMessageBox::critical( NULL,
SongEditor::tr( "Error in file" ),
SongEditor::tr( "The file %1 seems to contain "
"errors and therefore can't be "
"loaded." ).
arg( _sourceFile ) );
}
return;
}
}
QDomElement root = documentElement();
m_type = type( root.attribute( "type" ) );
m_head = root.elementsByTagName( "head" ).item( 0 ).toElement();
if( root.hasAttribute( "creatorversion" ) )
{
// compareType defaults to Build,so it doesn't have to be set here
ProjectVersion createdWith = root.attribute( "creatorversion" );
ProjectVersion openedWith = LMMS_VERSION;;
if ( createdWith != openedWith )
{
// only one compareType needs to be set, and we can compare on one line because setCompareType returns ProjectVersion
if ( createdWith.setCompareType(Minor) != openedWith)
{
if( Engine::hasGUI() && root.attribute( "type" ) == "song" ) //documentElement()
{
QMessageBox::information( NULL,
SongEditor::tr( "Project Version Mismatch" ),
SongEditor::tr(
"This project was created with "
"LMMS version %1, but version %2 "
"is installed")
.arg( root.attribute( "creatorversion" ) )
.arg( LMMS_VERSION ) );
}
}
// the upgrade needs to happen after the warning as it updates the project version.
if( createdWith.setCompareType(Build) < openedWith )
{
upgrade();
}
}
}
m_content = root.elementsByTagName( typeName( m_type ) ).
item( 0 ).toElement();
}