Dont replace metadata when loading playlists

src/core/songloader.cpp

@@ -228,7 +228,7 @@ SongLoader::Result SongLoader::LoadLocal(const QString &filename) {
   if (collection_->ExecQuery(&query) && query.Next()) {
     // We may have many results when the file has many sections
     do {
-      Song song(Song::Source_LocalFile);
+      Song song(Song::Source_Collection);
       song.InitFromQuery(query, true);
 
       if (song.is_valid()) {

src/core/utilities.cpp

@@ -514,6 +514,26 @@ bool ParseUntilElement(QXmlStreamReader *reader, const QString &name) {
 
 }
 
+bool ParseUntilElementCI(QXmlStreamReader *reader, const QString &name) {
+
+  while (!reader->atEnd()) {
+    QXmlStreamReader::TokenType type = reader->readNext();
+    switch (type) {
+      case QXmlStreamReader::StartElement:{
+        QString element = reader->name().toString().toLower();
+        if (element == name) {
+          return true;
+        }
+        break;
+      }
+      default:
+        break;
+    }
+  }
+  return false;
+
+}
+
 QDateTime ParseRFC822DateTime(const QString &text) {
 
   QRegExp regexp("(\\d{1,2}) (\\w{3,12}) (\\d+) (\\d{1,2}):(\\d{1,2}):(\\d{1,2})");

src/core/utilities.h

@@ -96,6 +96,7 @@ void ConsumeCurrentElement(QXmlStreamReader *reader);
 // Advances the stream reader until it finds an element with the given name.
 // Returns false if the end of the document was reached before finding a matching element.
 bool ParseUntilElement(QXmlStreamReader *reader, const QString &name);
+bool ParseUntilElementCI(QXmlStreamReader *reader, const QString &name);
 
 // Parses a string containing an RFC822 time and date.
 QDateTime ParseRFC822DateTime(const QString &text);