/***************************************************************************
* Copyright (C) 2009-2018 by Ilya Kotov *
* forkotov02@ya.ru *
* *
* 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. *
* *
* This program 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. *
***************************************************************************/
#include <QTextCodec>
#include <QSettings>
#include <taglib/tag.h>
#include <taglib/fileref.h>
#include <taglib/id3v1tag.h>
#include <taglib/id3v2tag.h>
#include <taglib/apetag.h>
#include <taglib/tfile.h>
#include <taglib/mpegfile.h>
#include <taglib/mpegheader.h>
#include <taglib/mpegproperties.h>
#include <taglib/textidentificationframe.h>
#include <taglib/attachedpictureframe.h>
#include <taglib/id3v2framefactory.h>
#include "mpegmetadatamodel.h"
MPEGMetaDataModel::MPEGMetaDataModel(bool using_rusxmms, const QString &path, bool readOnly, QObject *parent) :
MetaDataModel(readOnly, parent)
{
m_stream = new TagLib::FileStream(QStringToFileName(path), readOnly);
m_file = new TagLib::MPEG::File(m_stream, TagLib::ID3v2::FrameFactory::instance());
m_tags << new MpegFileTagModel(using_rusxmms, m_file, TagLib::MPEG::File::ID3v1);
m_tags << new MpegFileTagModel(using_rusxmms, m_file, TagLib::MPEG::File::ID3v2);
m_tags << new MpegFileTagModel(using_rusxmms, m_file, TagLib::MPEG::File::APE);
}
MPEGMetaDataModel::~MPEGMetaDataModel()
{
while(!m_tags.isEmpty())
delete m_tags.takeFirst();
delete m_file;
delete m_stream;
}
QList<MetaDataItem> MPEGMetaDataModel::extraProperties() const
{
QList<MetaDataItem> ep;
TagLib::MPEG::Properties *ap = m_file->audioProperties();
switch (ap->channelMode())
{
case TagLib::MPEG::Header::Stereo:
ep << MetaDataItem(tr("Mode"), "Stereo");
break;
case TagLib::MPEG::Header::JointStereo:
ep << MetaDataItem(tr("Mode"), "Joint stereo");
break;
case TagLib::MPEG::Header::DualChannel:
ep << MetaDataItem(tr("Mode"), "Dual channel");
break;
case TagLib::MPEG::Header::SingleChannel:
ep << MetaDataItem(tr("Mode"), "Single channel");
break;
}
ep << MetaDataItem(tr("Protection"), ap->protectionEnabled());
ep << MetaDataItem(tr("Copyright"), ap->isCopyrighted());
ep << MetaDataItem(tr("Original"), ap->isOriginal());
return ep;
}
QList<TagModel* > MPEGMetaDataModel::tags() const
{
return m_tags;
}
QPixmap MPEGMetaDataModel::cover() const
{
if(!m_file->ID3v2Tag())
return QPixmap();
TagLib::ID3v2::FrameList frames = m_file->ID3v2Tag()->frameListMap()["APIC"];
if(frames.isEmpty())
return QPixmap();
for(TagLib::ID3v2::FrameList::Iterator it = frames.begin(); it != frames.end(); ++it)
{
TagLib::ID3v2::AttachedPictureFrame *frame = dynamic_cast<TagLib::ID3v2::AttachedPictureFrame *>(*it);
if(frame && frame->type() == TagLib::ID3v2::AttachedPictureFrame::FrontCover)
{
QPixmap cover;
cover.loadFromData((const uchar *)frame->picture().data(),
frame->picture().size());
return cover;
}
}
//fallback image
for(TagLib::ID3v2::FrameList::Iterator it = frames.begin(); it != frames.end(); ++it)
{
TagLib::ID3v2::AttachedPictureFrame *frame = dynamic_cast<TagLib::ID3v2::AttachedPictureFrame *>(*it);
if(frame)
{
QPixmap cover;
cover.loadFromData((const uchar *)frame->picture().data(),
frame->picture().size());
return cover;
}
}
return QPixmap();
}
MpegFileTagModel::MpegFileTagModel(bool using_rusxmms, TagLib::MPEG::File *file, TagLib::MPEG::File::TagTypes tagType)
: TagModel()
{
m_tagType = tagType;
m_file = file;
m_using_rusxmms = using_rusxmms;
QSettings settings(Qmmp::configFile(), QSettings::IniFormat);
settings.beginGroup("MPEG");
if (m_tagType == TagLib::MPEG::File::ID3v1)
{
m_tag = m_file->ID3v1Tag();
m_codec = QTextCodec::codecForName(settings.value("ID3v1_encoding", "ISO-8859-1").toByteArray ());
if (!m_codec)
QTextCodec::codecForName ("ISO-8859-1");
}
else if (m_tagType == TagLib::MPEG::File::ID3v2)
{
m_tag = m_file->ID3v2Tag();
m_codec = QTextCodec::codecForName(settings.value("ID3v2_encoding", "UTF-8").toByteArray ());
if (!m_codec)
QTextCodec::codecForName ("UTF-8");
}
else
{
m_tag = m_file->APETag();
m_codec = QTextCodec::codecForName ("UTF-8");
}
if(m_using_rusxmms)
{
m_codec = QTextCodec::codecForName ("UTF-8");
}
settings.endGroup();
}
MpegFileTagModel::~MpegFileTagModel()
{}
const QString MpegFileTagModel::name()
{
if (m_tagType == TagLib::MPEG::File::ID3v1)
return "ID3v1";
else if (m_tagType == TagLib::MPEG::File::ID3v2)
return "ID3v2";
return "APE";
}
QList<Qmmp::MetaData> MpegFileTagModel::keys()
{
QList<Qmmp::MetaData> list = TagModel::keys();
if (m_tagType == TagLib::MPEG::File::ID3v2)
return list;
else if(m_tagType == TagLib::MPEG::File::APE)
{
list.removeAll(Qmmp::DISCNUMBER);
return list;
}
list.removeAll(Qmmp::COMPOSER);
list.removeAll(Qmmp::ALBUMARTIST);
list.removeAll(Qmmp::DISCNUMBER);
return list;
}
const QString MpegFileTagModel::value(Qmmp::MetaData key)
{
QTextCodec *codec = m_codec;
if (m_tag)
{
bool utf = codec->name().contains("UTF");
if (utf)
codec = QTextCodec::codecForName ("UTF-8");
TagLib::String str;
switch((int) key)
{
case Qmmp::TITLE:
str = m_tag->title();
break;
case Qmmp::ARTIST:
str = m_tag->artist();
break;
case Qmmp::ALBUMARTIST:
if(m_tagType == TagLib::MPEG::File::ID3v2 &&
!m_file->ID3v2Tag()->frameListMap()["TPE2"].isEmpty())
{
str = m_file->ID3v2Tag()->frameListMap()["TPE2"].front()->toString();
}
else if(m_tagType == TagLib::MPEG::File::APE &&
!m_file->APETag()->itemListMap()["ALBUM ARTIST"].isEmpty())
{
str = m_file->APETag()->itemListMap()["ALBUM ARTIST"].toString();
}
break;
case Qmmp::ALBUM:
str = m_tag->album();
break;
case Qmmp::COMMENT:
str = m_tag->comment();
break;
case Qmmp::GENRE:
str = m_tag->genre();
break;
case Qmmp::COMPOSER:
if(m_tagType == TagLib::MPEG::File::ID3v2 &&
!m_file->ID3v2Tag()->frameListMap()["TCOM"].isEmpty())
{
str = m_file->ID3v2Tag()->frameListMap()["TCOM"].front()->toString();
}
else if(m_tagType == TagLib::MPEG::File::APE &&
!m_file->APETag()->itemListMap()["COMPOSER"].isEmpty())
{
str = m_file->APETag()->itemListMap()["COMPOSER"].toString();
}
break;
case Qmmp::YEAR:
return QString::number(m_tag->year());
case Qmmp::TRACK:
return QString::number(m_tag->track());
case Qmmp::DISCNUMBER:
if(m_tagType == TagLib::MPEG::File::ID3v2
&& !m_file->ID3v2Tag()->frameListMap()["TPOS"].isEmpty())
str = m_file->ID3v2Tag()->frameListMap()["TPOS"].front()->toString();
}
return codec->toUnicode(str.toCString(utf)).trimmed();
}
return QString();
}
void MpegFileTagModel::setValue(Qmmp::MetaData key, const QString &value)
{
if(!m_tag)
return;
TagLib::String::Type type = TagLib::String::Latin1;
if (m_tagType == TagLib::MPEG::File::ID3v1)
{
if(m_codec->name().contains("UTF") && !m_using_rusxmms) //utf is unsupported
return;
if(m_using_rusxmms)
type = TagLib::String::UTF8;
}
else if (m_tagType == TagLib::MPEG::File::ID3v2)
{
if (m_codec->name().contains("UTF"))
{
type = TagLib::String::UTF8;
if (m_codec->name().contains("UTF-16"))
type = TagLib::String::UTF16;
else if (m_codec->name().contains("UTF-16LE"))
type = TagLib::String::UTF16LE;
else if (m_codec->name().contains("UTF-16BE"))
type = TagLib::String::UTF16BE;
m_codec = QTextCodec::codecForName ("UTF-8");
TagLib::ID3v2::FrameFactory *factory = TagLib::ID3v2::FrameFactory::instance();
factory->setDefaultTextEncoding(type);
m_file->setID3v2FrameFactory(factory);
type = TagLib::String::UTF8;
}
//save additional tags
TagLib::ByteVector id3v2_key;
if(key == Qmmp::ALBUMARTIST)
id3v2_key = "TPE2"; //album artist
else if (key == Qmmp::COMPOSER)
id3v2_key = "TCOM"; //composer
else if (key == Qmmp::DISCNUMBER)
id3v2_key = "TPOS"; //disc number
if (!id3v2_key.isEmpty())
{
TagLib::String composer = TagLib::String(m_codec->fromUnicode(value).constData(), type);
TagLib::ID3v2::Tag *id3v2_tag = dynamic_cast<TagLib::ID3v2::Tag *>(m_tag);
if(value.isEmpty())
id3v2_tag->removeFrames(id3v2_key);
else if(!id3v2_tag->frameListMap()[id3v2_key].isEmpty())
id3v2_tag->frameListMap()[id3v2_key].front()->setText(composer);
else
{
TagLib::ID3v2::TextIdentificationFrame *frame;
frame = new TagLib::ID3v2::TextIdentificationFrame(id3v2_key, type);
frame->setText(composer);
id3v2_tag->addFrame(frame);
}
return;
}
}
else if(m_tagType == TagLib::MPEG::File::APE)
{
type = TagLib::String::UTF8;
}
TagLib::String str = TagLib::String(m_codec->fromUnicode(value).constData(), type);
if(m_tagType == TagLib::MPEG::File::APE)
{
if(key == Qmmp::COMPOSER)
{
m_file->APETag()->addValue("COMPOSER", str, true);
return;
}
else if(key == Qmmp::ALBUMARTIST)
{
m_file->APETag()->addValue("ALBUM ARTIST", str, true);
return;
}
}
switch((int) key)
{
case Qmmp::TITLE:
m_tag->setTitle(str);
break;
case Qmmp::ARTIST:
m_tag->setArtist(str);
break;
case Qmmp::ALBUM:
m_tag->setAlbum(str);
break;
case Qmmp::COMMENT:
m_tag->setComment(str);
break;
case Qmmp::GENRE:
m_tag->setGenre(str);
break;
case Qmmp::YEAR:
m_tag->setYear(value.toInt());
break;
case Qmmp::TRACK:
m_tag->setTrack(value.toInt());
}
}
bool MpegFileTagModel::exists()
{
return (m_tag != 0);
}
void MpegFileTagModel::create()
{
if (m_tag)
return;
if (m_tagType == TagLib::MPEG::File::ID3v1)
m_tag = m_file->ID3v1Tag(true);
else if (m_tagType == TagLib::MPEG::File::ID3v2)
m_tag = m_file->ID3v2Tag(true);
else if (m_tagType == TagLib::MPEG::File::APE)
m_tag = m_file->APETag(true);
}
void MpegFileTagModel::remove()
{
m_tag = 0;
}
void MpegFileTagModel::save()
{
if(m_tag)
m_file->save(m_tagType, false);
else
m_file->strip(m_tagType);
}
