Merge pull request #191 from natilou/download-track

Ability to download tracks

backend/mediaprovider/mediaprovider.go

@@ -1,6 +1,9 @@
 package mediaprovider
 
-import "image"
+import (
+	"image"
+	"io"
+)
 
 type AlbumFilter struct {
 	MinYear int
@@ -83,4 +86,6 @@ type MediaProvider interface {
 	DeletePlaylist(id string) error
 
 	Scrobble(trackID string, submission bool) error
+
+	DownloadTrack(trackID string) (io.Reader, error)
 }

backend/mediaprovider/subsonic/subsonicmediaprovider.go

@@ -3,6 +3,7 @@ package subsonic
 import (
 	"errors"
 	"image"
+	"io"
 	"math"
 	"strconv"
 	"sync"
@@ -249,6 +250,10 @@ func (s *subsonicMediaProvider) SetRating(params mediaprovider.RatingFavoritePar
 	return err
 }
 
+func (s *subsonicMediaProvider) DownloadTrack(trackID string) (io.Reader, error) {
+	return s.client.Download(trackID)
+}
+
 func toTrack(ch *subsonic.Child) *mediaprovider.Track {
 	if ch == nil {
 		return nil