update

server/subsonic/media_retrieval.go

@@ -0,0 +1,153 @@
+package subsonic
+
+import (
+	"context"
+	"errors"
+	"io"
+	"net/http"
+	"time"
+
+	"github.com/navidrome/navidrome/conf"
+	"github.com/navidrome/navidrome/consts"
+	"github.com/navidrome/navidrome/core/lyrics"
+	"github.com/navidrome/navidrome/log"
+	"github.com/navidrome/navidrome/model"
+	"github.com/navidrome/navidrome/resources"
+	"github.com/navidrome/navidrome/server/subsonic/filter"
+	"github.com/navidrome/navidrome/server/subsonic/responses"
+	"github.com/navidrome/navidrome/utils/gravatar"
+	"github.com/navidrome/navidrome/utils/req"
+)
+
+func (api *Router) GetAvatar(w http.ResponseWriter, r *http.Request) (*responses.Subsonic, error) {
+	if !conf.Server.EnableGravatar {
+		return api.getPlaceHolderAvatar(w, r)
+	}
+	p := req.Params(r)
+	username, err := p.String("username")
+	if err != nil {
+		return nil, err
+	}
+	ctx := r.Context()
+	u, err := api.ds.User(ctx).FindByUsername(username)
+	if err != nil {
+		return nil, err
+	}
+	if u.Email == "" {
+		log.Warn(ctx, "User needs an email for gravatar to work", "username", username)
+		return api.getPlaceHolderAvatar(w, r)
+	}
+	http.Redirect(w, r, gravatar.Url(u.Email, 0), http.StatusFound)
+	return nil, nil
+}
+
+func (api *Router) getPlaceHolderAvatar(w http.ResponseWriter, r *http.Request) (*responses.Subsonic, error) {
+	f, err := resources.FS().Open(consts.PlaceholderAvatar)
+	if err != nil {
+		log.Error(r, "Image not found", err)
+		return nil, newError(responses.ErrorDataNotFound, "Avatar image not found")
+	}
+	defer f.Close()
+	_, _ = io.Copy(w, f)
+
+	return nil, nil
+}
+
+func (api *Router) GetCoverArt(w http.ResponseWriter, r *http.Request) (*responses.Subsonic, error) {
+	// If context is already canceled, discard request without further processing
+	if r.Context().Err() != nil {
+		return nil, nil //nolint:nilerr
+	}
+
+	ctx, cancel := context.WithTimeout(r.Context(), 10*time.Second)
+	defer cancel()
+
+	p := req.Params(r)
+	id, _ := p.String("id")
+	size := p.IntOr("size", 0)
+	square := p.BoolOr("square", false)
+
+	imgReader, lastUpdate, err := api.artwork.GetOrPlaceholder(ctx, id, size, square)
+	switch {
+	case errors.Is(err, context.Canceled):
+		return nil, nil
+	case errors.Is(err, model.ErrNotFound):
+		log.Warn(r, "Couldn't find coverArt", "id", id, err)
+		return nil, newError(responses.ErrorDataNotFound, "Artwork not found")
+	case err != nil:
+		log.Error(r, "Error retrieving coverArt", "id", id, err)
+		return nil, err
+	}
+
+	defer imgReader.Close()
+	w.Header().Set("cache-control", "public, max-age=315360000")
+	w.Header().Set("last-modified", lastUpdate.Format(time.RFC1123))
+
+	cnt, err := io.Copy(w, imgReader)
+	if err != nil {
+		log.Warn(ctx, "Error sending image", "count", cnt, err)
+	}
+
+	return nil, err
+}
+
+func (api *Router) GetLyrics(r *http.Request) (*responses.Subsonic, error) {
+	p := req.Params(r)
+	artist, _ := p.String("artist")
+	title, _ := p.String("title")
+	response := newResponse()
+	lyricsResponse := responses.Lyrics{}
+	response.Lyrics = &lyricsResponse
+	mediaFiles, err := api.ds.MediaFile(r.Context()).GetAll(filter.SongsByArtistTitleWithLyricsFirst(artist, title))
+
+	if err != nil {
+		return nil, err
+	}
+
+	if len(mediaFiles) == 0 {
+		return response, nil
+	}
+
+	structuredLyrics, err := lyrics.GetLyrics(r.Context(), &mediaFiles[0])
+	if err != nil {
+		return nil, err
+	}
+
+	if len(structuredLyrics) == 0 {
+		return response, nil
+	}
+
+	lyricsResponse.Artist = artist
+	lyricsResponse.Title = title
+
+	lyricsText := ""
+	for _, line := range structuredLyrics[0].Line {
+		lyricsText += line.Value + "\n"
+	}
+
+	lyricsResponse.Value = lyricsText
+
+	return response, nil
+}
+
+func (api *Router) GetLyricsBySongId(r *http.Request) (*responses.Subsonic, error) {
+	id, err := req.Params(r).String("id")
+	if err != nil {
+		return nil, err
+	}
+
+	mediaFile, err := api.ds.MediaFile(r.Context()).Get(id)
+	if err != nil {
+		return nil, err
+	}
+
+	structuredLyrics, err := lyrics.GetLyrics(r.Context(), mediaFile)
+	if err != nil {
+		return nil, err
+	}
+
+	response := newResponse()
+	response.LyricsList = buildLyricsList(mediaFile, structuredLyrics)
+
+	return response, nil
+}