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DataFile: renamed from old multimediaProject class + coding style fixes
This commit is contained in:
Tobias Doerffel
741
src/core/DataFile.cpp
Normal file
741
src/core/DataFile.cpp
Normal file
@@ -0,0 +1,741 @@
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/*
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* DataFile.cpp - implementation of class DataFile
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*
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* Copyright (c) 2004-2014 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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* Copyright (c) 2012-2013 Paul Giblock <p/at/pgiblock.net>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program 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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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#include "DataFile.h"
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#include <math.h>
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#include <QtCore/QDebug>
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#include <QtCore/QFile>
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#include <QtCore/QFileInfo>
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#include <QtCore/QTextStream>
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#include <QtGui/QMessageBox>
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#include "config_mgr.h"
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#include "project_version.h"
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#include "song_editor.h"
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#include "Effect.h"
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#include "lmmsversion.h"
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DataFile::typeDescStruct
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DataFile::s_types[DataFile::TypeCount] =
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{
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{ DataFile::UnknownType, "unknown" },
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{ DataFile::SongProject, "song" },
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{ DataFile::SongProjectTemplate, "songtemplate" },
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{ DataFile::InstrumentTrackSettings, "instrumenttracksettings" },
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{ DataFile::DragNDropData, "dnddata" },
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{ DataFile::ClipboardData, "clipboard-data" },
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{ DataFile::JournalData, "journaldata" },
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{ DataFile::EffectSettings, "effectsettings" }
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} ;
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DataFile::DataFile( Type type ) :
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QDomDocument( "lmms-project" ),
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m_content(),
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m_head(),
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m_type( type )
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{
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appendChild( createProcessingInstruction("xml", "version=\"1.0\""));
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QDomElement root = createElement( "lmms-project" );
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root.setAttribute( "version", LDF_VERSION_STRING );
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root.setAttribute( "type", typeName( type ) );
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root.setAttribute( "creator", "LMMS" );
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root.setAttribute( "creatorversion", LMMS_VERSION );
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appendChild( root );
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m_head = createElement( "head" );
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root.appendChild( m_head );
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m_content = createElement( typeName( type ) );
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root.appendChild( m_content );
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}
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DataFile::DataFile( const QString & _fileName ) :
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QDomDocument(),
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m_content(),
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m_head()
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{
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QFile inFile( _fileName );
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if( !inFile.open( QIODevice::ReadOnly ) )
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{
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QMessageBox::critical( NULL,
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songEditor::tr( "Could not open file" ),
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songEditor::tr( "Could not open file %1. You probably "
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"have no permissions to read this "
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"file.\n Please make sure to have at "
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"least read permissions to the file "
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"and try again." ).arg( _fileName ) );
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return;
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}
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loadData( inFile.readAll(), _fileName );
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}
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DataFile::DataFile( const QByteArray & _data ) :
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QDomDocument(),
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m_content(),
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m_head()
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{
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loadData( _data, "<internal data>" );
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}
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DataFile::~DataFile()
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{
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}
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QString DataFile::nameWithExtension( const QString & _fn ) const
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{
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switch( type() )
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{
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case SongProject:
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if( _fn.section( '.', -1 ) != "mmp" &&
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_fn.section( '.', -1 ) != "mpt" &&
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_fn.section( '.', -1 ) != "mmpz" )
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{
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if( configManager::inst()->value( "app",
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"nommpz" ).toInt() == 0 )
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{
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return _fn + ".mmpz";
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}
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return _fn + ".mmp";
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}
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break;
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case SongProjectTemplate:
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if( _fn.section( '.',-1 ) != "mpt" )
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{
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return _fn + ".mpt";
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}
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break;
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case InstrumentTrackSettings:
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if( _fn.section( '.', -1 ) != "xpf" )
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{
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return _fn + ".xpf";
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}
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break;
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default: ;
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}
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return _fn;
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}
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void DataFile::write( QTextStream & _strm )
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{
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if( type() == SongProject || type() == SongProjectTemplate
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|| type() == InstrumentTrackSettings )
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{
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cleanMetaNodes( documentElement() );
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}
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save(_strm, 2);
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}
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bool DataFile::writeFile( const QString& filename )
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{
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const QString fullName = nameWithExtension( filename );
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const QString fullNameTemp = fullName + ".new";
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const QString fullNameBak = fullName + ".bak";
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QFile outfile( fullNameTemp );
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if( !outfile.open( QIODevice::WriteOnly | QIODevice::Truncate ) )
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{
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QMessageBox::critical( NULL,
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songEditor::tr( "Could not write file" ),
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songEditor::tr( "Could not open %1 for writing. You probably are not permitted to "
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"write to this file. Please make sure you have write-access to "
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"the file and try again." ).arg( fullName ) );
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return false;
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}
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if( fullName.section( '.', -1 ) == "mmpz" )
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{
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QString xml;
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QTextStream ts( &xml );
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write( ts );
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outfile.write( qCompress( xml.toUtf8() ) );
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}
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else
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{
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QTextStream ts( &outfile );
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write( ts );
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}
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outfile.close();
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// make sure the file has been written correctly
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if( QFileInfo( outfile.fileName() ).size() > 0 )
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{
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// remove old backup file
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QFile::remove( fullNameBak );
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// move current file to backup file
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QFile::rename( fullName, fullNameBak );
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// move temporary file to current file
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QFile::rename( fullNameTemp, fullName );
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return true;
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}
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return false;
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}
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DataFile::Type DataFile::type( const QString& typeName )
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{
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for( int i = 0; i < TypeCount; ++i )
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{
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if( s_types[i].m_name == typeName )
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{
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return static_cast<DataFile::Type>( i );
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}
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}
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// compat code
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if( typeName == "channelsettings" )
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{
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return DataFile::InstrumentTrackSettings;
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}
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return UnknownType;
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}
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QString DataFile::typeName( Type type )
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{
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if( type >= UnknownType && type < TypeCount )
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{
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return s_types[type].m_name;
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}
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return s_types[UnknownType].m_name;
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}
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void DataFile::cleanMetaNodes( QDomElement _de )
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{
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QDomNode node = _de.firstChild();
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while( !node.isNull() )
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{
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if( node.isElement() )
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{
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if( node.toElement().attribute( "metadata" ).toInt() )
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{
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QDomNode ns = node.nextSibling();
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_de.removeChild( node );
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node = ns;
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continue;
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}
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if( node.hasChildNodes() )
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{
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cleanMetaNodes( node.toElement() );
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}
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}
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node = node.nextSibling();
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}
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}
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void DataFile::upgrade()
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{
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projectVersion version =
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documentElement().attribute( "creatorversion" ).
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replace( "svn", "" );
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if( version < "0.2.1-20070501" )
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{
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QDomNodeList list = elementsByTagName( "arpandchords" );
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for( int i = 0; !list.item( i ).isNull(); ++i )
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{
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QDomElement el = list.item( i ).toElement();
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if( el.hasAttribute( "arpdir" ) )
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{
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int arpdir = el.attribute( "arpdir" ).toInt();
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if( arpdir > 0 )
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{
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el.setAttribute( "arpdir", arpdir - 1 );
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}
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else
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{
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el.setAttribute( "arpdisabled", "1" );
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}
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}
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}
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list = elementsByTagName( "sampletrack" );
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for( int i = 0; !list.item( i ).isNull(); ++i )
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{
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QDomElement el = list.item( i ).toElement();
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if( el.attribute( "vol" ) != "" )
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{
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el.setAttribute( "vol", el.attribute(
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"vol" ).toFloat() * 100.0f );
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}
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else
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{
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QDomNode node = el.namedItem(
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"automation-pattern" );
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if( !node.isElement() ||
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!node.namedItem( "vol" ).isElement() )
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{
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el.setAttribute( "vol", 100.0f );
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}
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}
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}
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list = elementsByTagName( "ladspacontrols" );
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for( int i = 0; !list.item( i ).isNull(); ++i )
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{
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QDomElement el = list.item( i ).toElement();
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QDomNode anode = el.namedItem( "automation-pattern" );
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QDomNode node = anode.firstChild();
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while( !node.isNull() )
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{
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if( node.isElement() )
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{
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QString name = node.nodeName();
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if( name.endsWith( "link" ) )
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{
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el.setAttribute( name,
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node.namedItem( "time" )
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.toElement()
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.attribute( "value" ) );
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||||
QDomNode oldNode = node;
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node = node.nextSibling();
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||||
anode.removeChild( oldNode );
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continue;
|
||||
}
|
||||
}
|
||||
node = node.nextSibling();
|
||||
}
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}
|
||||
|
||||
QDomNode node = m_head.firstChild();
|
||||
while( !node.isNull() )
|
||||
{
|
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if( node.isElement() )
|
||||
{
|
||||
if( node.nodeName() == "bpm" )
|
||||
{
|
||||
int value = node.toElement().attribute(
|
||||
"value" ).toInt();
|
||||
if( value > 0 )
|
||||
{
|
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m_head.setAttribute( "bpm",
|
||||
value );
|
||||
QDomNode oldNode = node;
|
||||
node = node.nextSibling();
|
||||
m_head.removeChild( oldNode );
|
||||
continue;
|
||||
}
|
||||
}
|
||||
else if( node.nodeName() == "mastervol" )
|
||||
{
|
||||
int value = node.toElement().attribute(
|
||||
"value" ).toInt();
|
||||
if( value > 0 )
|
||||
{
|
||||
m_head.setAttribute(
|
||||
"mastervol", value );
|
||||
QDomNode oldNode = node;
|
||||
node = node.nextSibling();
|
||||
m_head.removeChild( oldNode );
|
||||
continue;
|
||||
}
|
||||
}
|
||||
else if( node.nodeName() == "masterpitch" )
|
||||
{
|
||||
m_head.setAttribute( "masterpitch",
|
||||
-node.toElement().attribute(
|
||||
"value" ).toInt() );
|
||||
QDomNode oldNode = node;
|
||||
node = node.nextSibling();
|
||||
m_head.removeChild( oldNode );
|
||||
continue;
|
||||
}
|
||||
}
|
||||
node = node.nextSibling();
|
||||
}
|
||||
}
|
||||
|
||||
if( version < "0.2.1-20070508" )
|
||||
{
|
||||
QDomNodeList list = elementsByTagName( "arpandchords" );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
if( el.hasAttribute( "chorddisabled" ) )
|
||||
{
|
||||
el.setAttribute( "chord-enabled",
|
||||
!el.attribute( "chorddisabled" )
|
||||
.toInt() );
|
||||
el.setAttribute( "arp-enabled",
|
||||
!el.attribute( "arpdisabled" )
|
||||
.toInt() );
|
||||
}
|
||||
else if( !el.hasAttribute( "chord-enabled" ) )
|
||||
{
|
||||
el.setAttribute( "chord-enabled", true );
|
||||
el.setAttribute( "arp-enabled",
|
||||
el.attribute( "arpdir" ).toInt() != 0 );
|
||||
}
|
||||
}
|
||||
|
||||
while( !( list = elementsByTagName( "channeltrack" ) ).isEmpty() )
|
||||
{
|
||||
QDomElement el = list.item( 0 ).toElement();
|
||||
el.setTagName( "instrumenttrack" );
|
||||
}
|
||||
|
||||
list = elementsByTagName( "instrumenttrack" );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
if( el.hasAttribute( "vol" ) )
|
||||
{
|
||||
float value = el.attribute( "vol" ).toFloat();
|
||||
value = roundf( value * 0.585786438f );
|
||||
el.setAttribute( "vol", value );
|
||||
}
|
||||
else
|
||||
{
|
||||
QDomNodeList vol_list = el.namedItem(
|
||||
"automation-pattern" )
|
||||
.namedItem( "vol" ).toElement()
|
||||
.elementsByTagName( "time" );
|
||||
for( int j = 0; !vol_list.item( j ).isNull();
|
||||
++j )
|
||||
{
|
||||
QDomElement timeEl = list.item( j )
|
||||
.toElement();
|
||||
int value = timeEl.attribute( "value" )
|
||||
.toInt();
|
||||
value = (int)roundf( value *
|
||||
0.585786438f );
|
||||
timeEl.setAttribute( "value", value );
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
if( version < "0.3.0-rc2" )
|
||||
{
|
||||
QDomNodeList list = elementsByTagName( "arpandchords" );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
if( el.attribute( "arpdir" ).toInt() > 0 )
|
||||
{
|
||||
el.setAttribute( "arpdir",
|
||||
el.attribute( "arpdir" ).toInt() - 1 );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if( version < "0.3.0" )
|
||||
{
|
||||
QDomNodeList list;
|
||||
while( !( list = elementsByTagName(
|
||||
"pluckedstringsynth" ) ).isEmpty() )
|
||||
{
|
||||
QDomElement el = list.item( 0 ).toElement();
|
||||
el.setTagName( "vibedstrings" );
|
||||
el.setAttribute( "active0", 1 );
|
||||
}
|
||||
|
||||
while( !( list = elementsByTagName( "lb303" ) ).isEmpty() )
|
||||
{
|
||||
QDomElement el = list.item( 0 ).toElement();
|
||||
el.setTagName( "lb302" );
|
||||
}
|
||||
|
||||
while( !( list = elementsByTagName( "channelsettings" ) ).
|
||||
isEmpty() )
|
||||
{
|
||||
QDomElement el = list.item( 0 ).toElement();
|
||||
el.setTagName( "instrumenttracksettings" );
|
||||
}
|
||||
}
|
||||
|
||||
if( version < "0.4.0-20080104" )
|
||||
{
|
||||
QDomNodeList list = elementsByTagName( "fx" );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
if( el.hasAttribute( "fxdisabled" ) &&
|
||||
el.attribute( "fxdisabled" ).toInt() == 0 )
|
||||
{
|
||||
el.setAttribute( "enabled", 1 );
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if( version < "0.4.0-20080118" )
|
||||
{
|
||||
QDomNodeList list;
|
||||
while( !( list = elementsByTagName( "fx" ) ).isEmpty() )
|
||||
{
|
||||
QDomElement fxchain = list.item( 0 ).toElement();
|
||||
fxchain.setTagName( "fxchain" );
|
||||
QDomNode rack = list.item( 0 ).firstChild();
|
||||
QDomNodeList effects = rack.childNodes();
|
||||
// move items one level up
|
||||
while( effects.count() )
|
||||
{
|
||||
fxchain.appendChild( effects.at( 0 ) );
|
||||
}
|
||||
fxchain.setAttribute( "numofeffects",
|
||||
rack.toElement().attribute( "numofeffects" ) );
|
||||
fxchain.removeChild( rack );
|
||||
}
|
||||
}
|
||||
|
||||
if( version < "0.4.0-20080129" )
|
||||
{
|
||||
QDomNodeList list;
|
||||
while( !( list =
|
||||
elementsByTagName( "arpandchords" ) ).isEmpty() )
|
||||
{
|
||||
QDomElement aac = list.item( 0 ).toElement();
|
||||
aac.setTagName( "arpeggiator" );
|
||||
QDomNode cloned = aac.cloneNode();
|
||||
cloned.toElement().setTagName( "chordcreator" );
|
||||
aac.parentNode().appendChild( cloned );
|
||||
}
|
||||
}
|
||||
|
||||
if( version < "0.4.0-20080409" )
|
||||
{
|
||||
QStringList s;
|
||||
s << "note" << "pattern" << "bbtco" << "sampletco" << "time";
|
||||
for( QStringList::iterator it = s.begin(); it < s.end(); ++it )
|
||||
{
|
||||
QDomNodeList list = elementsByTagName( *it );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
el.setAttribute( "pos",
|
||||
el.attribute( "pos" ).toInt()*3 );
|
||||
el.setAttribute( "len",
|
||||
el.attribute( "len" ).toInt()*3 );
|
||||
}
|
||||
}
|
||||
QDomNodeList list = elementsByTagName( "timeline" );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
el.setAttribute( "lp0pos",
|
||||
el.attribute( "lp0pos" ).toInt()*3 );
|
||||
el.setAttribute( "lp1pos",
|
||||
el.attribute( "lp1pos" ).toInt()*3 );
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
if( version < "0.4.0-20080607" )
|
||||
{
|
||||
QDomNodeList list;
|
||||
while( !( list = elementsByTagName( "midi" ) ).isEmpty() )
|
||||
{
|
||||
QDomElement el = list.item( 0 ).toElement();
|
||||
el.setTagName( "midiport" );
|
||||
}
|
||||
}
|
||||
|
||||
if( version < "0.4.0-20080622" )
|
||||
{
|
||||
QDomNodeList list;
|
||||
while( !( list = elementsByTagName(
|
||||
"automation-pattern" ) ).isEmpty() )
|
||||
{
|
||||
QDomElement el = list.item( 0 ).toElement();
|
||||
el.setTagName( "automationpattern" );
|
||||
}
|
||||
|
||||
list = elementsByTagName( "bbtrack" );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
QString s = el.attribute( "name" );
|
||||
s.replace( QRegExp( "^Beat/Baseline " ),
|
||||
"Beat/Bassline " );
|
||||
el.setAttribute( "name", s );
|
||||
}
|
||||
}
|
||||
|
||||
if( version < "0.4.0-beta1" )
|
||||
{
|
||||
// convert binary effect-key-blobs to XML
|
||||
QDomNodeList list;
|
||||
list = elementsByTagName( "effect" );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
QString k = el.attribute( "key" );
|
||||
if( !k.isEmpty() )
|
||||
{
|
||||
const QList<QVariant> l =
|
||||
base64::decode( k, QVariant::List ).toList();
|
||||
if( !l.isEmpty() )
|
||||
{
|
||||
QString name = l[0].toString();
|
||||
QVariant u = l[1];
|
||||
EffectKey::AttributeMap m;
|
||||
// VST-effect?
|
||||
if( u.type() == QVariant::String )
|
||||
{
|
||||
m["file"] = u.toString();
|
||||
}
|
||||
// LADSPA-effect?
|
||||
else if( u.type() == QVariant::StringList )
|
||||
{
|
||||
const QStringList sl = u.toStringList();
|
||||
m["plugin"] = sl.value( 0 );
|
||||
m["file"] = sl.value( 1 );
|
||||
}
|
||||
EffectKey key( NULL, name, m );
|
||||
el.appendChild( key.saveXML( *this ) );
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if( version < "0.4.0-rc2" )
|
||||
{
|
||||
QDomNodeList list = elementsByTagName( "audiofileprocessor" );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
QString s = el.attribute( "src" );
|
||||
s.replace( "drumsynth/misc ", "drumsynth/misc_" );
|
||||
s.replace( "drumsynth/r&b", "drumsynth/r_n_b" );
|
||||
s.replace( "drumsynth/r_b", "drumsynth/r_n_b" );
|
||||
el.setAttribute( "src", s );
|
||||
}
|
||||
list = elementsByTagName( "lb302" );
|
||||
for( int i = 0; !list.item( i ).isNull(); ++i )
|
||||
{
|
||||
QDomElement el = list.item( i ).toElement();
|
||||
int s = el.attribute( "shape" ).toInt();
|
||||
if( s >= 1 )
|
||||
{
|
||||
s--;
|
||||
}
|
||||
el.setAttribute( "shape", QString("%1").arg(s) );
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
// Time-signature
|
||||
if ( !m_head.hasAttribute( "timesig_numerator" ) )
|
||||
{
|
||||
m_head.setAttribute( "timesig_numerator", 4 );
|
||||
m_head.setAttribute( "timesig_denominator", 4 );
|
||||
}
|
||||
|
||||
if( !m_head.hasAttribute( "mastervol" ) )
|
||||
{
|
||||
m_head.setAttribute( "mastervol", 100 );
|
||||
}
|
||||
//printf("%s\n", toString( 2 ).toUtf8().constData());
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
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;
|
||||
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" ) &&
|
||||
root.attribute( "creatorversion" ) != LMMS_VERSION )
|
||||
{
|
||||
upgrade();
|
||||
}
|
||||
|
||||
m_content = root.elementsByTagName( typeName( m_type ) ).
|
||||
item( 0 ).toElement();
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user