wavpack: added cue editor support

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@9715 90c681e8-e032-0410-971d-27865f9a5e38

3 files changed, 50 insertions, 7 deletions

diff --git a/src/plugins/Input/wavpack/decoderwavpackfactory.cpp b/src/plugins/Input/wavpack/decoderwavpackfactory.cpp
index 7c3cafe50..bb599a817 100644
--- a/src/plugins/Input/wavpack/decoderwavpackfactory.cpp
+++ b/src/plugins/Input/wavpack/decoderwavpackfactory.cpp
@@ -131,6 +131,12 @@ QList<TrackInfo *> DecoderWavPackFactory::createPlayList(const QString &path, Tr
             delete info;
             return parser.createPlayList(track);
         }
+        else if(track > 0)
+        {
+            WavpackCloseFile(ctx);
+            delete info;
+            return QList<TrackInfo *>();
+        }
         else
         {
             char value[200] = { 0 };
diff --git a/src/plugins/Input/wavpack/wavpackmetadatamodel.cpp b/src/plugins/Input/wavpack/wavpackmetadatamodel.cpp
index df3a0e6fb..8d24aa51f 100644
--- a/src/plugins/Input/wavpack/wavpackmetadatamodel.cpp
+++ b/src/plugins/Input/wavpack/wavpackmetadatamodel.cpp
@@ -19,16 +19,19 @@
  ***************************************************************************/
 
 #include <QMap>
+#include <QFileInfo>
 #include <qmmp/metadatamanager.h>
 #include "wavpackmetadatamodel.h"
 
-WavPackMetaDataModel::WavPackMetaDataModel(const QString &path, bool readOnly) : MetaDataModel(readOnly),
+WavPackMetaDataModel::WavPackMetaDataModel(const QString &path, bool readOnly) :
+    MetaDataModel(readOnly, MetaDataModel::IsCueEditable),
     m_path(path)
 {
     if(m_path.contains("://"))
     {
         m_path.remove("wvpack://");
         m_path.remove(QRegularExpression("#\\d+$"));
+        readOnly = readOnly || !QFileInfo(m_path).isWritable();
     }
 
     char err[80] = {0};
@@ -36,25 +39,29 @@ WavPackMetaDataModel::WavPackMetaDataModel(const QString &path, bool readOnly) :
     if(!readOnly)
         flags |= OPEN_EDIT_TAGS;
 #if defined(Q_OS_WIN) && defined(OPEN_FILE_UTF8)
-    m_ctx = WavpackOpenFileInput (m_path.toUtf8().constData(),
-                                  err, flags | OPEN_FILE_UTF8, 0);
+    m_ctx = WavpackOpenFileInput(m_path.toUtf8().constData(),
+                                 err, flags | OPEN_FILE_UTF8, 0);
 #else
-    m_ctx = WavpackOpenFileInput (m_path.toLocal8Bit().constData(), err,
-                                  flags, 0);
+    m_ctx = WavpackOpenFileInput(m_path.toLocal8Bit().constData(), err,
+                                 flags, 0);
 #endif
     if (!m_ctx)
     {
         qWarning("WavPackMetaDataModel: error: %s", err);
+        setReadOnly(true);
         return;
     }
     if(!path.contains("://"))
         m_tags << new WavPackFileTagModel(m_ctx);
+
+    setReadOnly(!(flags & OPEN_EDIT_TAGS));
 }
 
 WavPackMetaDataModel::~WavPackMetaDataModel()
 {
-    while(!m_tags.isEmpty())
-        delete m_tags.takeFirst();
+    qDeleteAll(m_tags);
+    m_tags.clear();
+
     if(m_ctx)
         WavpackCloseFile(m_ctx);
 }
@@ -81,6 +88,33 @@ QString WavPackMetaDataModel::coverPath() const
     return MetaDataManager::instance()->findCoverFile(m_path);
 }
 
+QString WavPackMetaDataModel::cue() const
+{
+    int len = WavpackGetTagItem(m_ctx, "cuesheet", nullptr, 0);
+    if(len > 0)
+    {
+        char value[len + 1];
+        memset(value, 0, len + 1);
+        WavpackGetTagItem(m_ctx, "cuesheet", value, len + 1);
+        return QString::fromUtf8(value);
+    }
+
+    return QString();
+}
+
+void WavPackMetaDataModel::setCue(const QString &content)
+{
+    QByteArray data = content.toUtf8();
+    WavpackAppendTagItem(m_ctx, "cuesheet", data.data(), data.size());
+    WavpackWriteTag(m_ctx);
+}
+
+void WavPackMetaDataModel::removeCue()
+{
+    WavpackDeleteTagItem(m_ctx, "cuesheet");
+    WavpackWriteTag(m_ctx);
+}
+
 WavPackFileTagModel::WavPackFileTagModel(WavpackContext *ctx) : TagModel(TagModel::Save),
     m_ctx(ctx)
 {}
diff --git a/src/plugins/Input/wavpack/wavpackmetadatamodel.h b/src/plugins/Input/wavpack/wavpackmetadatamodel.h
index 27f64d109..c7aabd9fc 100644
--- a/src/plugins/Input/wavpack/wavpackmetadatamodel.h
+++ b/src/plugins/Input/wavpack/wavpackmetadatamodel.h
@@ -35,6 +35,9 @@ public:
     QList<MetaDataItem> extraProperties() const override;
     QList<TagModel* > tags() const override;
     QString coverPath() const override;
+    QString cue() const;
+    void setCue(const QString &content) override;
+    void removeCue() override;
 
 private:
     WavpackContext *m_ctx;