Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 282 insertions, 0 deletions

diff --git a/kfile-plugins/flac/kfile_flac.cpp b/kfile-plugins/flac/kfile_flac.cpp
new file mode 100644
index 00000000..e2609401
--- /dev/null
+++ b/kfile-plugins/flac/kfile_flac.cpp
@@ -0,0 +1,282 @@
+/* This file is part of the KDE project
+ * Copyright (C) 2003-2004 Allan Sandfeld Jensen <kde@carewolf.com>
+ *
+ * Originally based upon the kfile_ogg plugin:
+ *  Copyright (C) 2001, 2002 Rolf Magnus <ramagnus@kde.org>
+ * Interfacing to TagLib is copied from kfile_mp3 plugin:
+ *  Copyright (C) 2003 Scott Wheeler <wheeler@kde.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 version 2.
+ *
+ * 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; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "kfile_flac.h"
+
+#include <qcstring.h>
+#include <qfile.h>
+#include <qdatetime.h>
+#include <qdict.h>
+#include <qvalidator.h>
+#include <qfileinfo.h>
+
+#include <kdebug.h>
+#include <kurl.h>
+#include <kprocess.h>
+#include <klocale.h>
+#include <kgenericfactory.h>
+#include <ksavefile.h>
+
+#include <tag.h>
+#if (TAGLIB_MAJOR_VERSION>1) ||  \
+   ((TAGLIB_MAJOR_VERSION==1) && (TAGLIB_MINOR_VERSION>=2))
+#define TAGLIB_1_2
+#endif
+
+#include <tstring.h>
+#include <tfile.h>
+#include <flacfile.h>
+#ifdef TAGLIB_1_2
+#include <oggflacfile.h>
+#endif
+
+#include <sys/stat.h>
+#include <unistd.h>
+#include <ctype.h>
+
+K_EXPORT_COMPONENT_FACTORY(kfile_flac, KGenericFactory<KFlacPlugin>("kfile_flac"))
+
+KFlacPlugin::KFlacPlugin( QObject *parent, const char *name,
+                        const QStringList &args )
+    : KFilePlugin( parent, name, args )
+{
+    kdDebug(7034) << "flac plugin\n";
+
+    makeMimeTypeInfo( "audio/x-flac" );
+#ifdef TAGLIB_1_2
+    makeMimeTypeInfo( "audio/x-oggflac" );
+#endif
+
+}
+
+void KFlacPlugin::makeMimeTypeInfo(const QString& mimeType)
+{
+    KFileMimeTypeInfo* info = addMimeTypeInfo( mimeType );
+
+    KFileMimeTypeInfo::GroupInfo* group = 0;
+
+    // comment group
+    group = addGroupInfo(info, "Comment", i18n("Comment"));
+    setAttributes(group, KFileMimeTypeInfo::Addable |
+                         KFileMimeTypeInfo::Removable);
+
+    KFileMimeTypeInfo::ItemInfo* item = 0;
+
+    item = addItemInfo(group, "Artist", i18n("Artist"), QVariant::String);
+    setHint(item, KFileMimeTypeInfo::Author);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+    item = addItemInfo(group, "Title", i18n("Title"), QVariant::String);
+    setHint(item, KFileMimeTypeInfo::Name);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+    item = addItemInfo(group, "Album", i18n("Album"), QVariant::String);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+    item = addItemInfo(group, "Genre", i18n("Genre"), QVariant::String);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+    item = addItemInfo(group, "Tracknumber", i18n("Track Number"), QVariant::String);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+    item = addItemInfo(group, "Date", i18n("Date"), QVariant::String);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+    item = addItemInfo(group, "Description", i18n("Description"), QVariant::String);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+    item = addItemInfo(group, "Organization", i18n("Organization"), QVariant::String);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+    item = addItemInfo(group, "Location", i18n("Location"), QVariant::String);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+    item = addItemInfo(group, "Copyright", i18n("Copyright"), QVariant::String);
+    setAttributes(item, KFileMimeTypeInfo::Modifiable);
+
+
+    addVariableInfo(group, QVariant::String, KFileMimeTypeInfo::Addable |
+                                             KFileMimeTypeInfo::Removable |
+                                             KFileMimeTypeInfo::Modifiable);
+
+    // technical group
+    group = addGroupInfo(info, "Technical", i18n("Technical Details"));
+    setAttributes(group, 0);
+
+    addItemInfo(group, "Channels", i18n("Channels"), QVariant::Int);
+
+    item = addItemInfo(group, "Sample Rate", i18n("Sample Rate"), QVariant::Int);
+    setSuffix(item, i18n(" Hz"));
+
+    item = addItemInfo(group, "Sample Width", i18n("Sample Width"), QVariant::Int);
+    setSuffix(item, i18n(" bits"));
+
+    item = addItemInfo(group, "Bitrate", i18n("Average Bitrate"),
+                       QVariant::Int);
+    setAttributes(item, KFileMimeTypeInfo::Averaged);
+    setHint(item, KFileMimeTypeInfo::Bitrate);
+    setSuffix(item, i18n( " kbps"));
+
+    item = addItemInfo(group, "Length", i18n("Length"), QVariant::Int);
+    setAttributes(item, KFileMimeTypeInfo::Cummulative);
+    setHint(item, KFileMimeTypeInfo::Length);
+    setUnit(item, KFileMimeTypeInfo::Seconds);
+}
+
+bool KFlacPlugin::readInfo( KFileMetaInfo& info, uint what )
+{
+    if ( info.path().isEmpty() ) // remote file
+        return false;
+
+    bool readComment = false;
+    bool readTech = false;
+    if (what & (KFileMetaInfo::Fastest |
+                KFileMetaInfo::DontCare |
+                KFileMetaInfo::ContentInfo)) readComment = true;
+
+    if (what & (KFileMetaInfo::Fastest |
+                KFileMetaInfo::DontCare |
+                KFileMetaInfo::TechnicalInfo)) readTech = true;
+
+    TagLib::File *file = 0;
+
+    if (info.mimeType() == "audio/x-flac")
+        file = new TagLib::FLAC::File(QFile::encodeName(info.path()).data(), readTech);
+#ifdef TAGLIB_1_2
+    else
+        file = new TagLib::Ogg::FLAC::File(QFile::encodeName(info.path()).data(), readTech);
+#endif
+
+    if (!file || !file->isValid())
+    {
+        kdDebug(7034) << "Couldn't open " << file->name() << endl;
+        delete file;
+        return false;
+    }
+
+    if(readComment && file->tag())
+    {
+        KFileMetaInfoGroup commentgroup = appendGroup(info, "Comment");
+
+        QString date  = file->tag()->year() > 0 ? QString::number(file->tag()->year()) : QString::null;
+        QString track = file->tag()->track() > 0 ? QString::number(file->tag()->track()) : QString::null;
+
+        appendItem(commentgroup, "Title",       TStringToQString(file->tag()->title()).stripWhiteSpace());
+        appendItem(commentgroup, "Artist",      TStringToQString(file->tag()->artist()).stripWhiteSpace());
+        appendItem(commentgroup, "Album",       TStringToQString(file->tag()->album()).stripWhiteSpace());
+        appendItem(commentgroup, "Date",        date);
+        appendItem(commentgroup, "Comment",     TStringToQString(file->tag()->comment()).stripWhiteSpace());
+        appendItem(commentgroup, "Tracknumber", track);
+        appendItem(commentgroup, "Genre",       TStringToQString(file->tag()->genre()).stripWhiteSpace());
+    }
+
+    if (readTech && file->audioProperties())
+    {
+        KFileMetaInfoGroup techgroup = appendGroup(info, "Technical");
+        TagLib::FLAC::Properties *properties =
+                   (TagLib::FLAC::Properties*)(file->audioProperties());
+
+        appendItem(techgroup, "Bitrate",      properties->bitrate());
+        appendItem(techgroup, "Sample Rate",  properties->sampleRate());
+        appendItem(techgroup, "Sample Width", properties->sampleWidth());
+        appendItem(techgroup, "Channels",     properties->channels());
+        appendItem(techgroup, "Length",       properties->length());
+    }
+
+    delete file;
+    return true;
+
+}
+
+/**
+ * Do translation between KFileMetaInfo items and TagLib::String in a tidy way.
+ */
+
+class Translator
+{
+public:
+    Translator(const KFileMetaInfo &info) : m_info(info) {}
+    TagLib::String operator[](const char *key) const
+    {
+        return QStringToTString(m_info["Comment"][key].value().toString());
+    }
+    int toInt(const char *key) const
+    {
+        return m_info["Comment"][key].value().toInt();
+    }
+private:
+    const KFileMetaInfo &m_info;
+};
+
+bool KFlacPlugin::writeInfo(const KFileMetaInfo& info) const
+{
+    TagLib::File *file;
+
+    if (!TagLib::File::isWritable(QFile::encodeName(info.path()).data())) {
+        kdDebug(7034) << "can't write to " << info.path() << endl;
+        return false;
+    }
+
+    if (info.mimeType() == "audio/x-flac")
+        file = new TagLib::FLAC::File(QFile::encodeName(info.path()).data(), false);
+#ifdef TAGLIB_1_2
+    else
+        file = new TagLib::Ogg::FLAC::File(QFile::encodeName(info.path()).data(), false);
+#endif
+
+    if(!file->isOpen())
+    {
+        kdDebug(7034) << "couldn't open " << info.path() << endl;
+        delete file;
+        return false;
+    }
+
+    Translator t(info);
+
+    file->tag()->setTitle(t["Title"]);
+    file->tag()->setArtist(t["Artist"]);
+    file->tag()->setAlbum(t["Album"]);
+    file->tag()->setYear(t.toInt("Date"));
+    file->tag()->setComment(t["Comment"]);
+    file->tag()->setTrack(t.toInt("Tracknumber"));
+    file->tag()->setGenre(t["Genre"]);
+
+    file->save();
+
+    delete file;
+    return true;
+}
+
+QValidator* KFlacPlugin::createValidator( const QString&,
+                                         const QString &group, const QString &key,
+                                         QObject* parent, const char* name) const
+{
+    if(key == "Tracknumber" || key == "Date")
+    {
+        return new QIntValidator(0, 9999, parent, name);
+    }
+    else
+	return new QRegExpValidator(QRegExp(".*"), parent, name);
+}
+
+#include "kfile_flac.moc"