222 lines
7.0 KiB
Go
222 lines
7.0 KiB
Go
package subsonic
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import (
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"encoding/json"
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"encoding/xml"
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"fmt"
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"net/http"
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"runtime"
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"github.com/deluan/navidrome/consts"
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"github.com/deluan/navidrome/core"
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"github.com/deluan/navidrome/log"
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"github.com/deluan/navidrome/model"
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"github.com/deluan/navidrome/server/subsonic/engine"
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"github.com/deluan/navidrome/server/subsonic/responses"
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"github.com/deluan/navidrome/utils"
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"github.com/go-chi/chi"
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"github.com/go-chi/chi/middleware"
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)
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const Version = "1.12.0"
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type Handler = func(http.ResponseWriter, *http.Request) (*responses.Subsonic, error)
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type Router struct {
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Artwork core.Artwork
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ListGenerator engine.ListGenerator
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Playlists engine.Playlists
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Streamer core.MediaStreamer
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Archiver core.Archiver
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Players engine.Players
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DataStore model.DataStore
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mux http.Handler
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}
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func New(artwork core.Artwork, listGenerator engine.ListGenerator,
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playlists engine.Playlists, streamer core.MediaStreamer,
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archiver core.Archiver, players engine.Players, ds model.DataStore) *Router {
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r := &Router{Artwork: artwork, ListGenerator: listGenerator, Playlists: playlists,
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Streamer: streamer, Archiver: archiver, Players: players, DataStore: ds}
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r.mux = r.routes()
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return r
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}
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func (api *Router) Setup(path string) {}
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func (api *Router) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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api.mux.ServeHTTP(w, r)
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}
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func (api *Router) routes() http.Handler {
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r := chi.NewRouter()
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r.Use(postFormToQueryParams)
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r.Use(checkRequiredParameters)
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r.Use(authenticate(api.DataStore))
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// TODO Validate version
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// Subsonic endpoints, grouped by controller
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r.Group(func(r chi.Router) {
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c := initSystemController(api)
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withPlayer := r.With(getPlayer(api.Players))
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H(withPlayer, "ping", c.Ping)
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H(withPlayer, "getLicense", c.GetLicense)
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})
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r.Group(func(r chi.Router) {
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c := initBrowsingController(api)
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withPlayer := r.With(getPlayer(api.Players))
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H(withPlayer, "getMusicFolders", c.GetMusicFolders)
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H(withPlayer, "getIndexes", c.GetIndexes)
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H(withPlayer, "getArtists", c.GetArtists)
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H(withPlayer, "getGenres", c.GetGenres)
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H(withPlayer, "getMusicDirectory", c.GetMusicDirectory)
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H(withPlayer, "getArtist", c.GetArtist)
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H(withPlayer, "getAlbum", c.GetAlbum)
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H(withPlayer, "getSong", c.GetSong)
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H(withPlayer, "getArtistInfo", c.GetArtistInfo)
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H(withPlayer, "getArtistInfo2", c.GetArtistInfo2)
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H(withPlayer, "getTopSongs", c.GetTopSongs)
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})
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r.Group(func(r chi.Router) {
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c := initAlbumListController(api)
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withPlayer := r.With(getPlayer(api.Players))
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H(withPlayer, "getAlbumList", c.GetAlbumList)
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H(withPlayer, "getAlbumList2", c.GetAlbumList2)
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H(withPlayer, "getStarred", c.GetStarred)
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H(withPlayer, "getStarred2", c.GetStarred2)
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H(withPlayer, "getNowPlaying", c.GetNowPlaying)
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H(withPlayer, "getRandomSongs", c.GetRandomSongs)
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H(withPlayer, "getSongsByGenre", c.GetSongsByGenre)
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})
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r.Group(func(r chi.Router) {
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c := initMediaAnnotationController(api)
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H(r, "setRating", c.SetRating)
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H(r, "star", c.Star)
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H(r, "unstar", c.Unstar)
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H(r, "scrobble", c.Scrobble)
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})
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r.Group(func(r chi.Router) {
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c := initPlaylistsController(api)
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withPlayer := r.With(getPlayer(api.Players))
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H(withPlayer, "getPlaylists", c.GetPlaylists)
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H(withPlayer, "getPlaylist", c.GetPlaylist)
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H(withPlayer, "createPlaylist", c.CreatePlaylist)
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H(withPlayer, "deletePlaylist", c.DeletePlaylist)
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H(withPlayer, "updatePlaylist", c.UpdatePlaylist)
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})
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r.Group(func(r chi.Router) {
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c := initBookmarksController(api)
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withPlayer := r.With(getPlayer(api.Players))
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H(withPlayer, "getBookmarks", c.GetBookmarks)
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H(withPlayer, "createBookmark", c.CreateBookmark)
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H(withPlayer, "deleteBookmark", c.DeleteBookmark)
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H(withPlayer, "getPlayQueue", c.GetPlayQueue)
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H(withPlayer, "savePlayQueue", c.SavePlayQueue)
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})
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r.Group(func(r chi.Router) {
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c := initSearchingController(api)
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withPlayer := r.With(getPlayer(api.Players))
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H(withPlayer, "search2", c.Search2)
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H(withPlayer, "search3", c.Search3)
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})
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r.Group(func(r chi.Router) {
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c := initUsersController(api)
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H(r, "getUser", c.GetUser)
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})
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r.Group(func(r chi.Router) {
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c := initMediaRetrievalController(api)
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// configure request throttling
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maxRequests := utils.MaxInt(2, runtime.NumCPU())
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withThrottle := r.With(middleware.ThrottleBacklog(maxRequests, consts.RequestThrottleBacklogLimit, consts.RequestThrottleBacklogTimeout))
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H(withThrottle, "getAvatar", c.GetAvatar)
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H(withThrottle, "getCoverArt", c.GetCoverArt)
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})
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r.Group(func(r chi.Router) {
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c := initStreamController(api)
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withPlayer := r.With(getPlayer(api.Players))
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H(withPlayer, "stream", c.Stream)
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H(withPlayer, "download", c.Download)
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})
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// Deprecated/Out of scope endpoints
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HGone(r, "getChatMessages")
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HGone(r, "addChatMessage")
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HGone(r, "getVideos")
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HGone(r, "getVideoInfo")
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HGone(r, "getCaptions")
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return r
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}
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// Add the Subsonic handler, with and without `.view` extension
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// Ex: if path = `ping` it will create the routes `/ping` and `/ping.view`
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func H(r chi.Router, path string, f Handler) {
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handle := func(w http.ResponseWriter, r *http.Request) {
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res, err := f(w, r)
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if err != nil {
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SendError(w, r, err)
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return
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}
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if res != nil {
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SendResponse(w, r, res)
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}
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}
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r.HandleFunc("/"+path, handle)
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r.HandleFunc("/"+path+".view", handle)
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}
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// Add a handler that returns 410 - Gone. Used to signal that an endpoint will not be implemented
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func HGone(r chi.Router, path string) {
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handle := func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(410)
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_, _ = w.Write([]byte("This endpoint will not be implemented"))
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}
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r.HandleFunc("/"+path, handle)
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r.HandleFunc("/"+path+".view", handle)
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}
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func SendError(w http.ResponseWriter, r *http.Request, err error) {
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response := newResponse()
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code := responses.ErrorGeneric
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if e, ok := err.(SubsonicError); ok {
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code = e.code
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}
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response.Status = "fail"
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response.Error = &responses.Error{Code: code, Message: err.Error()}
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SendResponse(w, r, response)
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}
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func SendResponse(w http.ResponseWriter, r *http.Request, payload *responses.Subsonic) {
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f := utils.ParamString(r, "f")
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var response []byte
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switch f {
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case "json":
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w.Header().Set("Content-Type", "application/json")
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wrapper := &responses.JsonWrapper{Subsonic: *payload}
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response, _ = json.Marshal(wrapper)
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case "jsonp":
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w.Header().Set("Content-Type", "application/javascript")
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callback := utils.ParamString(r, "callback")
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wrapper := &responses.JsonWrapper{Subsonic: *payload}
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data, _ := json.Marshal(wrapper)
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response = []byte(fmt.Sprintf("%s(%s)", callback, data))
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default:
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w.Header().Set("Content-Type", "application/xml")
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response, _ = xml.Marshal(payload)
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}
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if payload.Status == "ok" {
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if log.CurrentLevel() >= log.LevelTrace {
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log.Debug(r.Context(), "API: Successful response", "status", "OK", "body", string(response))
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} else {
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log.Debug(r.Context(), "API: Successful response", "status", "OK")
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}
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} else {
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log.Warn(r.Context(), "API: Failed response", "error", payload.Error.Code, "message", payload.Error.Message)
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}
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if _, err := w.Write(response); err != nil {
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log.Error(r, "Error sending response to client", "payload", string(response), err)
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}
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}
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