trimmed down metadata & own extractor for vobis(flac)

internal/sorter.go

@@ -61,33 +61,33 @@ func sortSong(src, dst string, updateMeta bool) error {
 	return nil
 }
 
-func sanitizeName(name string) *string {
-	if name == "" {
+func sanitizeName(name *string) *string {
+	if name == nil || *name == "" {
 		return nil
 	}
 
 	re := regexp.MustCompile(`[<>:"/\\|?*\x00-\x1F]`)
-	name = re.ReplaceAllString(name, "_")
+	dName := re.ReplaceAllString(*name, "_")
 
-	name = strings.Trim(name, " .")
+	dName = strings.Trim(dName, " .")
 
-	if name == "" {
+	if dName == "" {
 		return nil
 	}
 
-	return &name
+	return &dName
 }
 
 func getArtistName(m metadata.Metadata) string {
 	var artist *string
 
 	if len(m.Artist) > 0 {
-		artist = sanitizeName(m.Artist[0])
+		artist = sanitizeName(&m.Artist[0])
 	}
 
 	if artist == nil && len(m.AlbumArtist) > 0 {
 		if aa := m.AlbumArtist[0]; aa != "" {
-			artist = sanitizeName(aa)
+			artist = sanitizeName(&aa)
 		}
 	}
 
@@ -109,7 +109,8 @@ func getAlbumName(m metadata.Metadata) string {
 func getTitle(src string, m metadata.Metadata) string {
 	title := sanitizeName(m.Title)
 	if title == nil {
-		return *sanitizeName(strings.TrimSuffix(filepath.Base(src), filepath.Ext(src)))
+		filename := strings.TrimSuffix(filepath.Base(src), filepath.Ext(src))
+		return *sanitizeName(&filename)
 	}
 	return *title
 }