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media_retrieval.go
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media_retrieval.go
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package subsonic
import (
"context"
"errors"
"io"
"net/http"
"time"
"github.com/navidrome/navidrome/conf"
"github.com/navidrome/navidrome/consts"
"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)
imgReader, lastUpdate, err := api.artwork.GetOrPlaceholder(ctx, id, size)
w.Header().Set("cache-control", "public, max-age=315360000")
w.Header().Set("last-modified", lastUpdate.Format(time.RFC1123))
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()
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()
lyrics := responses.Lyrics{}
response.Lyrics = &lyrics
mediaFiles, err := api.ds.MediaFile(r.Context()).GetAll(filter.SongsWithLyrics(artist, title))
if err != nil {
return nil, err
}
if len(mediaFiles) == 0 {
return response, nil
}
structuredLyrics, err := mediaFiles[0].StructuredLyrics()
if err != nil {
return nil, err
}
if len(structuredLyrics) == 0 {
return response, nil
}
lyrics.Artist = artist
lyrics.Title = title
lyricsText := ""
for _, line := range structuredLyrics[0].Line {
lyricsText += line.Value + "\n"
}
lyrics.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
}
lyrics, err := mediaFile.StructuredLyrics()
if err != nil {
return nil, err
}
response := newResponse()
response.LyricsList = buildLyricsList(mediaFile, lyrics)
return response, nil
}