294 lines
8.1 KiB
Go
294 lines
8.1 KiB
Go
package ctrlsubsonic
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import (
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"log"
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"net/http"
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"time"
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"unicode"
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"github.com/jinzhu/gorm"
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"go.senan.xyz/gonic/server/ctrlsubsonic/params"
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"go.senan.xyz/gonic/server/ctrlsubsonic/spec"
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"go.senan.xyz/gonic/server/ctrlsubsonic/specid"
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"go.senan.xyz/gonic/server/db"
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"go.senan.xyz/gonic/server/scanner"
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)
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func lowerUDecOrHash(in string) string {
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lower := unicode.ToLower(rune(in[0]))
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if !unicode.IsLetter(lower) {
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return "#"
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}
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return string(lower)
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}
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func (c *Controller) ServeGetLicence(r *http.Request) *spec.Response {
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sub := spec.NewResponse()
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sub.Licence = &spec.Licence{
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Valid: true,
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}
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return sub
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}
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func (c *Controller) ServePing(r *http.Request) *spec.Response {
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return spec.NewResponse()
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}
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func (c *Controller) ServeScrobble(r *http.Request) *spec.Response {
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params := r.Context().Value(CtxParams).(params.Params)
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id, err := params.GetID("id")
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if err != nil || id.Type != specid.Track {
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return spec.NewError(10, "please provide an valid `id` track parameter")
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}
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// fetch user to get lastfm session
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user := r.Context().Value(CtxUser).(*db.User)
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// fetch track for getting info to send to last.fm function
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track := &db.Track{}
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c.DB.
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Preload("Album").
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Preload("Artist").
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First(track, id.Value)
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// clients will provide time in miliseconds, so use that or
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// instead convert UnixNano to miliseconds
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optStampMili := params.GetOrInt("time", int(time.Now().UnixNano()/1e6))
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optSubmission := params.GetOrBool("submission", true)
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scrobbleErrs := []error{}
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for _, scrobbler := range c.Scrobblers {
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if err := scrobbler.Scrobble(user, track, optStampMili, optSubmission); err != nil {
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scrobbleErrs = append(scrobbleErrs, err)
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}
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}
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if len(scrobbleErrs) != 0 {
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return spec.NewError(0, "error when submitting: %v", scrobbleErrs)
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}
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return spec.NewResponse()
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}
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func (c *Controller) ServeGetMusicFolders(r *http.Request) *spec.Response {
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folders := &spec.MusicFolders{}
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folders.List = []*spec.MusicFolder{
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{ID: 1, Name: "music"},
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}
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sub := spec.NewResponse()
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sub.MusicFolders = folders
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return sub
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}
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func (c *Controller) ServeStartScan(r *http.Request) *spec.Response {
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go func() {
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if err := c.Scanner.Start(scanner.ScanOptions{}); err != nil {
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log.Printf("error while scanning: %v\n", err)
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}
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}()
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return c.ServeGetScanStatus(r)
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}
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func (c *Controller) ServeGetScanStatus(r *http.Request) *spec.Response {
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var trackCount int
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c.DB.
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Model(db.Track{}).
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Count(&trackCount)
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sub := spec.NewResponse()
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sub.ScanStatus = &spec.ScanStatus{
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Scanning: scanner.IsScanning(),
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Count: trackCount,
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}
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return sub
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}
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func (c *Controller) ServeGetUser(r *http.Request) *spec.Response {
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user := r.Context().Value(CtxUser).(*db.User)
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hasLastFM := user.LastFMSession != ""
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hasListenBrainz := user.ListenBrainzToken != ""
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sub := spec.NewResponse()
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sub.User = &spec.User{
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Username: user.Name,
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AdminRole: user.IsAdmin,
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JukeboxRole: c.Jukebox != nil,
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PodcastRole: c.Podcasts != nil,
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ScrobblingEnabled: hasLastFM || hasListenBrainz,
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Folder: []int{1},
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}
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return sub
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}
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func (c *Controller) ServeNotFound(r *http.Request) *spec.Response {
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return spec.NewError(70, "view not found")
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}
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func (c *Controller) ServeGetPlayQueue(r *http.Request) *spec.Response {
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user := r.Context().Value(CtxUser).(*db.User)
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queue := db.PlayQueue{}
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err := c.DB.
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Where("user_id=?", user.ID).
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Find(&queue).
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Error
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if gorm.IsRecordNotFoundError(err) {
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return spec.NewResponse()
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}
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sub := spec.NewResponse()
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sub.PlayQueue = &spec.PlayQueue{}
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sub.PlayQueue.Username = user.Name
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sub.PlayQueue.Position = queue.Position
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sub.PlayQueue.Current = queue.CurrentSID()
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sub.PlayQueue.Changed = queue.UpdatedAt
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sub.PlayQueue.ChangedBy = queue.ChangedBy
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trackIDs := queue.GetItems()
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sub.PlayQueue.List = make([]*spec.TrackChild, len(trackIDs))
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for i, id := range trackIDs {
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track := db.Track{}
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c.DB.
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Where("id=?", id).
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Preload("Album").
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Find(&track)
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sub.PlayQueue.List[i] = spec.NewTCTrackByFolder(&track, track.Album)
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}
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return sub
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}
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func (c *Controller) ServeSavePlayQueue(r *http.Request) *spec.Response {
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params := r.Context().Value(CtxParams).(params.Params)
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tracks, err := params.GetIDList("id")
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if err != nil {
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return spec.NewError(10, "please provide some `id` parameters")
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}
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// TODO: support other play queue entries other than tracks
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trackIDs := make([]int, 0, len(tracks))
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for _, id := range tracks {
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if id.Type == specid.Track {
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trackIDs = append(trackIDs, id.Value)
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}
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}
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user := r.Context().Value(CtxUser).(*db.User)
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queue := &db.PlayQueue{UserID: user.ID}
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c.DB.Where(queue).First(queue)
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queue.Current = params.GetOrID("current", specid.ID{}).Value
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queue.Position = params.GetOrInt("position", 0)
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queue.ChangedBy = params.GetOr("c", "") // must exist, middleware checks
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queue.SetItems(trackIDs)
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c.DB.Save(queue)
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return spec.NewResponse()
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}
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func (c *Controller) ServeGetSong(r *http.Request) *spec.Response {
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params := r.Context().Value(CtxParams).(params.Params)
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id, err := params.GetID("id")
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if err != nil {
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return spec.NewError(10, "provide an `id` parameter")
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}
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track := &db.Track{}
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err = c.DB.
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Where("id=?", id.Value).
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Preload("Album").
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First(track).
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Error
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if gorm.IsRecordNotFoundError(err) {
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return spec.NewError(10, "couldn't find a track with that id")
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}
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sub := spec.NewResponse()
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sub.Track = spec.NewTrackByTags(track, track.Album)
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return sub
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}
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func (c *Controller) ServeGetRandomSongs(r *http.Request) *spec.Response {
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params := r.Context().Value(CtxParams).(params.Params)
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var tracks []*db.Track
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q := c.DB.DB.
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Limit(params.GetOrInt("size", 10)).
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Preload("Album").
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Joins("JOIN albums ON tracks.album_id=albums.id").
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Order(gorm.Expr("random()"))
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if year, err := params.GetInt("fromYear"); err == nil {
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q = q.Where("albums.tag_year >= ?", year)
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}
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if year, err := params.GetInt("toYear"); err == nil {
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q = q.Where("albums.tag_year <= ?", year)
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}
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if genre, err := params.Get("genre"); err == nil {
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q = q.Joins("JOIN track_genres ON track_genres.track_id=tracks.id")
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q = q.Joins("JOIN genres ON genres.id=track_genres.genre_id AND genres.name=?", genre)
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}
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q.Find(&tracks)
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sub := spec.NewResponse()
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sub.RandomTracks = &spec.RandomTracks{}
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sub.RandomTracks.List = make([]*spec.TrackChild, len(tracks))
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for i, track := range tracks {
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sub.RandomTracks.List[i] = spec.NewTrackByTags(track, track.Album)
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}
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return sub
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}
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func (c *Controller) ServeJukebox(r *http.Request) *spec.Response {
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params := r.Context().Value(CtxParams).(params.Params)
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getTracks := func() []*db.Track {
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var tracks []*db.Track
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ids, err := params.GetIDList("id")
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if err != nil {
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return tracks
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}
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for _, id := range ids {
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track := &db.Track{}
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c.DB.Preload("Album").First(track, id.Value)
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if track.ID != 0 {
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tracks = append(tracks, track)
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}
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}
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return tracks
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}
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getStatus := func() spec.JukeboxStatus {
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status := c.Jukebox.GetStatus()
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return spec.JukeboxStatus{
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CurrentIndex: status.CurrentIndex,
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Playing: status.Playing,
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Gain: status.Gain,
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Position: status.Position,
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}
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}
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getStatusTracks := func() []*spec.TrackChild {
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tracks := c.Jukebox.GetTracks()
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ret := make([]*spec.TrackChild, len(tracks))
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for i, track := range tracks {
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ret[i] = spec.NewTrackByTags(track, track.Album)
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}
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return ret
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}
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switch act, _ := params.Get("action"); act {
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case "set":
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c.Jukebox.SetTracks(getTracks())
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case "add":
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c.Jukebox.AddTracks(getTracks())
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case "clear":
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c.Jukebox.ClearTracks()
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case "remove":
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index, err := params.GetInt("index")
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if err != nil {
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return spec.NewError(10, "please provide an id for remove actions")
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}
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c.Jukebox.RemoveTrack(index)
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case "stop":
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c.Jukebox.Stop()
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case "start":
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c.Jukebox.Start()
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case "skip":
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index, err := params.GetInt("index")
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if err != nil {
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return spec.NewError(10, "please provide an index for skip actions")
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}
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offset, _ := params.GetInt("offset")
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c.Jukebox.Skip(index, offset)
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case "get":
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sub := spec.NewResponse()
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sub.JukeboxPlaylist = &spec.JukeboxPlaylist{
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JukeboxStatus: getStatus(),
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List: getStatusTracks(),
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}
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return sub
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}
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// all actions except get are expected to return a status
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sub := spec.NewResponse()
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status := getStatus()
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sub.JukeboxStatus = &status
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return sub
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}
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