mirror of
https://github.com/navidrome/navidrome.git
synced 2025-04-03 20:47:35 +03:00
132 lines
3.6 KiB
Go
132 lines
3.6 KiB
Go
package lastfm
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import (
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"bytes"
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"context"
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_ "embed"
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"errors"
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"net/http"
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"time"
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"github.com/deluan/rest"
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"github.com/go-chi/chi/v5"
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"github.com/go-chi/chi/v5/middleware"
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"github.com/navidrome/navidrome/conf"
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"github.com/navidrome/navidrome/consts"
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"github.com/navidrome/navidrome/core/agents"
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"github.com/navidrome/navidrome/log"
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"github.com/navidrome/navidrome/model"
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"github.com/navidrome/navidrome/model/request"
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"github.com/navidrome/navidrome/server"
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"github.com/navidrome/navidrome/utils/req"
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)
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//go:embed token_received.html
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var tokenReceivedPage []byte
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type Router struct {
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http.Handler
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ds model.DataStore
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sessionKeys *agents.SessionKeys
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client *client
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apiKey string
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secret string
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}
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func NewRouter(ds model.DataStore) *Router {
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r := &Router{
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ds: ds,
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apiKey: conf.Server.LastFM.ApiKey,
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secret: conf.Server.LastFM.Secret,
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sessionKeys: &agents.SessionKeys{DataStore: ds, KeyName: sessionKeyProperty},
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}
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r.Handler = r.routes()
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hc := &http.Client{
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Timeout: consts.DefaultHttpClientTimeOut,
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}
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r.client = newClient(r.apiKey, r.secret, "en", hc)
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return r
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}
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func (s *Router) routes() http.Handler {
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r := chi.NewRouter()
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r.Group(func(r chi.Router) {
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r.Use(server.Authenticator(s.ds))
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r.Use(server.JWTRefresher)
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r.Get("/link", s.getLinkStatus)
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r.Delete("/link", s.unlink)
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})
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r.Get("/link/callback", s.callback)
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return r
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}
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func (s *Router) getLinkStatus(w http.ResponseWriter, r *http.Request) {
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resp := map[string]interface{}{
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"apiKey": s.apiKey,
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}
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u, _ := request.UserFrom(r.Context())
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key, err := s.sessionKeys.Get(r.Context(), u.ID)
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if err != nil && !errors.Is(err, model.ErrNotFound) {
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resp["error"] = err
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resp["status"] = false
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_ = rest.RespondWithJSON(w, http.StatusInternalServerError, resp)
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return
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}
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resp["status"] = key != ""
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_ = rest.RespondWithJSON(w, http.StatusOK, resp)
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}
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func (s *Router) unlink(w http.ResponseWriter, r *http.Request) {
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u, _ := request.UserFrom(r.Context())
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err := s.sessionKeys.Delete(r.Context(), u.ID)
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if err != nil {
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_ = rest.RespondWithError(w, http.StatusInternalServerError, err.Error())
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} else {
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_ = rest.RespondWithJSON(w, http.StatusOK, map[string]string{})
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}
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}
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func (s *Router) callback(w http.ResponseWriter, r *http.Request) {
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p := req.Params(r)
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token, err := p.String("token")
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if err != nil {
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_ = rest.RespondWithError(w, http.StatusBadRequest, "token not received")
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return
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}
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uid, err := p.String("uid")
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if err != nil {
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_ = rest.RespondWithError(w, http.StatusBadRequest, "uid not received")
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return
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}
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// Need to add user to context, as this is a non-authenticated endpoint, so it does not
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// automatically contain any user info
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ctx := request.WithUser(r.Context(), model.User{ID: uid})
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err = s.fetchSessionKey(ctx, uid, token)
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if err != nil {
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w.Header().Set("Content-Type", "text/plain; charset=utf-8")
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w.WriteHeader(http.StatusBadRequest)
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_, _ = w.Write([]byte("An error occurred while authorizing with Last.fm. \n\nRequest ID: " + middleware.GetReqID(ctx)))
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return
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}
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http.ServeContent(w, r, "response", time.Now(), bytes.NewReader(tokenReceivedPage))
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}
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func (s *Router) fetchSessionKey(ctx context.Context, uid, token string) error {
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sessionKey, err := s.client.getSession(ctx, token)
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if err != nil {
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log.Error(ctx, "Could not fetch LastFM session key", "userId", uid, "token", token,
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"requestId", middleware.GetReqID(ctx), err)
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return err
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}
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err = s.sessionKeys.Put(ctx, uid, sessionKey)
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if err != nil {
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log.Error("Could not save LastFM session key", "userId", uid, "requestId", middleware.GetReqID(ctx), err)
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}
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return err
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}
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