added possibility to save cue tracks inside playlist files

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@2036 90c681e8-e032-0410-971d-27865f9a5e38

6 files changed, 128 insertions, 5 deletions

diff --git a/src/plugins/Input/cue/cueparser.cpp b/src/plugins/Input/cue/cueparser.cpp
index bdf1e68dd..294f1eb41 100644
--- a/src/plugins/Input/cue/cueparser.cpp
+++ b/src/plugins/Input/cue/cueparser.cpp
@@ -20,6 +20,7 @@
 
 #include <QFile>
 #include <QDir>
+#include <QDirIterator>
 #include <QSettings>
 #include <QTextStream>
 #include <QTextCodec>
@@ -54,6 +55,7 @@ CUEParser::CUEParser(const QString &url)
     QTextCodec *codec = QTextCodec::codecForName(settings.value("encoding","ISO-8859-1").toByteArray ());
     if(!codec)
         codec = QTextCodec::codecForName("UTF-8");
+    m_dirty = settings.value("dirty_cue", true).toBool();
 #ifdef WITH_ENCA
     EncaAnalyser analyser = 0;
     if(settings.value("use_enca", false).toBool())
@@ -98,7 +100,7 @@ CUEParser::CUEParser(const QString &url)
                 else
                     m_infoList.last().setLength(0);
             }
-            file_path = QFileInfo(fileName).dir().filePath(words[1]);
+            file_path = getDirtyPath(fileName, QFileInfo(fileName).dir().filePath(words[1]));
             new_file = true;
         }
 
@@ -258,3 +260,50 @@ qint64 CUEParser::getLength(const QString &str)
         return (qint64)list.at(0).toInt()*60000 + list.at(1).toInt()*1000 + list.at(2).toInt()*1000/75;
     return 0;
 }
+
+QString CUEParser::getDirtyPath(const QString &cue, const QString &path)
+{
+
+    if (Decoder::findByPath(path) || ! m_dirty)
+        return path;
+
+    QStringList candidates;
+    QDirIterator it(QFileInfo(path).dir().path(), QDir::Files);
+    while (it.hasNext())
+    {
+        it.next();
+        QString f = it.filePath();
+        if ((f != cue) && Decoder::findByPath(f))
+            candidates.push_back(f);
+    }
+
+    if (candidates.empty())
+        return path;
+    else if (candidates.count() == 1)
+        return candidates.first();
+
+    int dot = cue.lastIndexOf('.');
+    if (dot != -1)
+    {
+        QRegExp r(QRegExp::escape(cue.left(dot)) + "\\.[^\\.]+$");
+
+        int index = candidates.indexOf(r);
+        int rindex = candidates.lastIndexOf(r);
+
+        if ((index != -1) && (index == rindex))
+            return candidates[index];
+    }
+    dot = path.lastIndexOf('.');
+    if (dot != -1)
+    {
+        QRegExp r(QRegExp::escape(path.left(dot)) + "\\.[^\\.]+$");
+
+        int index = candidates.indexOf(r);
+        int rindex = candidates.lastIndexOf(r);
+
+        if ((index != -1) && (index == rindex))
+            return candidates[index];
+    }
+
+    return path;
+}
diff --git a/src/plugins/Input/cue/cueparser.h b/src/plugins/Input/cue/cueparser.h
index 31b9e4e01..e48dc16aa 100644
--- a/src/plugins/Input/cue/cueparser.h
+++ b/src/plugins/Input/cue/cueparser.h
@@ -51,9 +51,10 @@ private:
     QList <FileInfo> m_infoList;
     QList <qint64> m_offsets;
     QStringList m_files;
+    bool m_dirty;
     QStringList splitLine(const QString &line);
     qint64 getLength(const QString &str);
-
+    QString getDirtyPath(const QString &cue, const QString &path);
 };
 
 #endif
diff --git a/src/plugins/Input/cue/decodercuefactory.cpp b/src/plugins/Input/cue/decodercuefactory.cpp
index 6befcca66..1bdeae7bd 100644
--- a/src/plugins/Input/cue/decodercuefactory.cpp
+++ b/src/plugins/Input/cue/decodercuefactory.cpp
@@ -63,10 +63,20 @@ Decoder *DecoderCUEFactory::create(const QString &path, QIODevice *input)
 QList<FileInfo *> DecoderCUEFactory::createPlayList(const QString &fileName, bool useMetaData)
 {
     Q_UNUSED(useMetaData);
-    if(!QFile::exists(fileName))
-        return QList<FileInfo *>();
     CUEParser parser(fileName);
-    return parser.createPlayList();
+    if(fileName.contains("://"))
+    {
+        QList<FileInfo *> list;
+        int track = fileName.section("#", -1).toInt();
+        if (!parser.count() || track <= 0 || track > parser.count())
+            return list;
+        list = parser.createPlayList();
+        FileInfo *info = list.takeAt(track - 1);
+        qDeleteAll(list);
+        return QList<FileInfo *>() << info;
+    }
+    else
+        return parser.createPlayList();
 }
 
 MetaDataModel* DecoderCUEFactory::createMetaDataModel(const QString &path, QObject *parent)
diff --git a/src/plugins/Input/flac/decoderflacfactory.cpp b/src/plugins/Input/flac/decoderflacfactory.cpp
index 33e97d1b4..d2797e09b 100644
--- a/src/plugins/Input/flac/decoderflacfactory.cpp
+++ b/src/plugins/Input/flac/decoderflacfactory.cpp
@@ -73,6 +73,27 @@ QList<FileInfo *> DecoderFLACFactory::createPlayList(const QString &fileName, bo
     TagLib::FLAC::File *flacFile = 0;
     TagLib::Ogg::FLAC::File *oggFlacFile = 0;
 
+    //extract metadata of one cue track
+    if(fileName.contains("://"))
+    {
+        QString path = QUrl(fileName).path();
+        path.replace(QString(QUrl::toPercentEncoding("#")), "#");
+        path.replace(QString(QUrl::toPercentEncoding("?")), "?");
+        path.replace(QString(QUrl::toPercentEncoding("%")), "%");
+        path.replace(QString(QUrl::toPercentEncoding(":")), ":");
+        int track = fileName.section("#", -1).toInt();
+        list = createPlayList(path, true);
+        if (list.isEmpty() || track <= 0 || track > list.count())
+        {
+            qDeleteAll(list);
+            list.clear();
+            return list;
+        }
+        FileInfo *info = list.takeAt(track - 1);
+        qDeleteAll(list);
+        return QList<FileInfo *>() << info;
+    }
+
     if(fileName.endsWith(".flac", Qt::CaseInsensitive))
     {
         flacFile = new TagLib::FLAC::File(fileName.toLocal8Bit ());
diff --git a/src/plugins/Input/gme/decodergmefactory.cpp b/src/plugins/Input/gme/decodergmefactory.cpp
index e9a9a37ca..83989f6ca 100644
--- a/src/plugins/Input/gme/decodergmefactory.cpp
+++ b/src/plugins/Input/gme/decodergmefactory.cpp
@@ -69,6 +69,27 @@ QList<FileInfo *> DecoderGmeFactory::createPlayList(const QString &fileName, boo
 {
     QList <FileInfo*> list;
     GmeHelper helper;
+    //is it one track?
+    if(fileName.contains("://"))
+    {
+        QString path = QUrl(fileName).path();
+        path.replace(QString(QUrl::toPercentEncoding("#")), "#");
+        path.replace(QString(QUrl::toPercentEncoding("?")), "?");
+        path.replace(QString(QUrl::toPercentEncoding("%")), "%");
+        path.replace(QString(QUrl::toPercentEncoding(":")), ":");
+        int track = fileName.section("#", -1).toInt();
+        list = createPlayList(path, true);
+        if (list.isEmpty() || track <= 0 || track > list.count())
+        {
+            qDeleteAll(list);
+            list.clear();
+            return list;
+        }
+        FileInfo *info = list.takeAt(track - 1);
+        qDeleteAll(list);
+        return QList<FileInfo *>() << info;
+    }
+
     Music_Emu *emu = helper.load(fileName);
     if(!emu)
     {
diff --git a/src/plugins/Input/wavpack/decoderwavpackfactory.cpp b/src/plugins/Input/wavpack/decoderwavpackfactory.cpp
index 45a6bfaed..e8b6acf31 100644
--- a/src/plugins/Input/wavpack/decoderwavpackfactory.cpp
+++ b/src/plugins/Input/wavpack/decoderwavpackfactory.cpp
@@ -64,6 +64,27 @@ QList<FileInfo *> DecoderWavPackFactory::createPlayList(const QString &fileName,
     char err[80];
     int cue_len=0;
     FileInfo *info;
+    //extract metadata of one cue track
+    if(fileName.contains("://"))
+    {
+        QString path = QUrl(fileName).path();
+        path.replace(QString(QUrl::toPercentEncoding("#")), "#");
+        path.replace(QString(QUrl::toPercentEncoding("?")), "?");
+        path.replace(QString(QUrl::toPercentEncoding("%")), "%");
+        path.replace(QString(QUrl::toPercentEncoding(":")), ":");
+        int track = fileName.section("#", -1).toInt();
+        list = createPlayList(path, true);
+        if (list.isEmpty() || track <= 0 || track > list.count())
+        {
+            qDeleteAll(list);
+            list.clear();
+            return list;
+        }
+        FileInfo *info = list.takeAt(track - 1);
+        qDeleteAll(list);
+        return QList<FileInfo *>() << info;
+    }
+
     WavpackContext *ctx = WavpackOpenFileInput (fileName.toLocal8Bit(), err, OPEN_WVC | OPEN_TAGS, 0);
     if (!ctx)
     {