Import smart playlists (extension .nsp)

scanner/playlist_importer.go

@@ -0,0 +1,63 @@
+package scanner
+
+import (
+	"context"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/mattn/go-zglob"
+	"github.com/navidrome/navidrome/conf"
+	"github.com/navidrome/navidrome/core"
+	"github.com/navidrome/navidrome/log"
+	"github.com/navidrome/navidrome/model"
+)
+
+type playlistImporter struct {
+	ds         model.DataStore
+	pls        core.Playlists
+	rootFolder string
+}
+
+func newPlaylistImporter(ds model.DataStore, playlists core.Playlists, rootFolder string) *playlistImporter {
+	return &playlistImporter{ds: ds, pls: playlists, rootFolder: rootFolder}
+}
+
+func (s *playlistImporter) processPlaylists(ctx context.Context, dir string) int64 {
+	if !s.inPlaylistsPath(dir) {
+		return 0
+	}
+	var count int64
+	files, err := os.ReadDir(dir)
+	if err != nil {
+		log.Error(ctx, "Error reading files", "dir", dir, err)
+		return count
+	}
+	for _, f := range files {
+		if !core.IsPlaylist(f.Name()) {
+			continue
+		}
+		pls, err := s.pls.ImportFile(ctx, dir, f.Name())
+		if err != nil {
+			log.Error(ctx, "Error parsing playlist", "playlist", f.Name(), err)
+			continue
+		}
+		if pls.IsSmartPlaylist() {
+			log.Debug("Imported smart playlist", "name", pls.Name, "lastUpdated", pls.UpdatedAt, "path", pls.Path, "numTracks", len(pls.Tracks))
+		} else {
+			log.Debug("Imported playlist", "name", pls.Name, "lastUpdated", pls.UpdatedAt, "path", pls.Path, "numTracks", len(pls.Tracks))
+		}
+		count++
+	}
+	return count
+}
+
+func (s *playlistImporter) inPlaylistsPath(dir string) bool {
+	rel, _ := filepath.Rel(s.rootFolder, dir)
+	for _, path := range strings.Split(conf.Server.PlaylistsPath, string(filepath.ListSeparator)) {
+		if match, _ := zglob.Match(path, rel); match {
+			return true
+		}
+	}
+	return false
+}