navidrome/server/subsonic/media_retrieval.go

122 lines
3.4 KiB
Go

package subsonic
import (
"io"
"net/http"
"regexp"
"github.com/navidrome/navidrome/conf"
"github.com/navidrome/navidrome/consts"
"github.com/navidrome/navidrome/core"
"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"
"github.com/navidrome/navidrome/utils/gravatar"
)
type MediaRetrievalController struct {
artwork core.Artwork
ds model.DataStore
}
func NewMediaRetrievalController(artwork core.Artwork, ds model.DataStore) *MediaRetrievalController {
return &MediaRetrievalController{artwork: artwork, ds: ds}
}
func (c *MediaRetrievalController) GetAvatar(w http.ResponseWriter, r *http.Request) (*responses.Subsonic, error) {
if !conf.Server.EnableGravatar {
return c.getPlaceHolderAvatar(w, r)
}
username, err := requiredParamString(r, "username")
if err != nil {
return nil, err
}
ctx := r.Context()
u, err := c.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 c.getPlaceHolderAvatar(w, r)
}
http.Redirect(w, r, gravatar.Url(u.Email, 0), http.StatusFound)
return nil, nil
}
func (c *MediaRetrievalController) 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 (c *MediaRetrievalController) GetCoverArt(w http.ResponseWriter, r *http.Request) (*responses.Subsonic, error) {
id := utils.ParamStringDefault(r, "id", "non-existent")
size := utils.ParamInt(r, "size", 0)
w.Header().Set("cache-control", "public, max-age=315360000")
imgReader, err := c.artwork.Get(r.Context(), id, size)
switch {
case err == model.ErrNotFound:
log.Error(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()
_, err = io.Copy(w, imgReader)
return nil, err
}
const TIMESTAMP_REGEX string = `(\[([0-9]{1,2}:)?([0-9]{1,2}:)([0-9]{1,2})(\.[0-9]{1,2})?\])`
func isSynced(rawLyrics string) bool {
r := regexp.MustCompile(TIMESTAMP_REGEX)
// Eg: [04:02:50.85]
// [02:50.85]
// [02:50]
return r.MatchString(rawLyrics)
}
func (c *MediaRetrievalController) GetLyrics(w http.ResponseWriter, r *http.Request) (*responses.Subsonic, error) {
artist := utils.ParamString(r, "artist")
title := utils.ParamString(r, "title")
response := newResponse()
lyrics := responses.Lyrics{}
response.Lyrics = &lyrics
media_files, err := c.ds.MediaFile(r.Context()).GetAll(filter.SongsWithLyrics(artist, title))
if err != nil {
return nil, err
}
if len(media_files) == 0 {
return response, nil
}
lyrics.Artist = artist
lyrics.Title = title
if isSynced(media_files[0].Lyrics) {
r := regexp.MustCompile(TIMESTAMP_REGEX)
lyrics.Value = r.ReplaceAllString(media_files[0].Lyrics, "")
} else {
lyrics.Value = media_files[0].Lyrics
}
return response, nil
}