Files
soundcloak/main.go

383 lines
10 KiB
Go

package main
import (
"context"
"log"
"net/url"
"strings"
"github.com/gofiber/fiber/v2"
"github.com/gofiber/fiber/v2/middleware/compress"
"github.com/gofiber/fiber/v2/middleware/earlydata"
"github.com/gofiber/fiber/v2/middleware/recover"
"github.com/segmentio/encoding/json"
"github.com/valyala/fasthttp"
"github.com/maid-zone/soundcloak/lib/cfg"
"github.com/maid-zone/soundcloak/lib/preferences"
proxyimages "github.com/maid-zone/soundcloak/lib/proxy_images"
proxystreams "github.com/maid-zone/soundcloak/lib/proxy_streams"
"github.com/maid-zone/soundcloak/lib/restream"
"github.com/maid-zone/soundcloak/lib/sc"
"github.com/maid-zone/soundcloak/templates"
)
func main() {
app := fiber.New(fiber.Config{
Prefork: cfg.Prefork,
JSONEncoder: json.Marshal,
JSONDecoder: json.Unmarshal,
EnableTrustedProxyCheck: cfg.TrustedProxyCheck,
TrustedProxies: cfg.TrustedProxies,
})
app.Use(recover.New())
if cfg.EarlyData {
app.Use(earlydata.New())
}
app.Use(compress.New(compress.Config{Level: compress.LevelBestSpeed}))
app.Static("/", "assets", fiber.Static{Compress: true, MaxAge: 3600}) // 1hour
app.Static("/js/hls.js/", "node_modules/hls.js/dist", fiber.Static{Compress: true, MaxAge: 28800}) // 8 hours
app.Get("/search", func(c *fiber.Ctx) error {
prefs, err := preferences.Get(c)
if err != nil {
return err
}
q := c.Query("q")
t := c.Query("type")
switch t {
case "tracks":
p, err := sc.SearchTracks(prefs, c.Query("pagination", "?q="+url.QueryEscape(q)))
if err != nil {
log.Printf("error getting tracks for %s: %s\n", q, err)
return err
}
c.Set("Content-Type", "text/html")
return templates.Base("tracks: "+q, templates.SearchTracks(p), nil).Render(context.Background(), c)
case "users":
p, err := sc.SearchUsers(prefs, c.Query("pagination", "?q="+url.QueryEscape(q)))
if err != nil {
log.Printf("error getting users for %s: %s\n", q, err)
return err
}
c.Set("Content-Type", "text/html")
return templates.Base("users: "+q, templates.SearchUsers(p), nil).Render(context.Background(), c)
case "playlists":
p, err := sc.SearchPlaylists(prefs, c.Query("pagination", "?q="+url.QueryEscape(q)))
if err != nil {
log.Printf("error getting users for %s: %s\n", q, err)
return err
}
c.Set("Content-Type", "text/html")
return templates.Base("playlists: "+q, templates.SearchPlaylists(p), nil).Render(context.Background(), c)
}
return c.SendStatus(404)
})
app.Get("/on/:id", func(c *fiber.Ctx) error {
id := c.Params("id")
if id == "" {
return fiber.ErrNotFound
}
req := fasthttp.AcquireRequest()
defer fasthttp.ReleaseRequest(req)
req.Header.SetMethod("HEAD")
req.SetRequestURI("https://on.soundcloud.com/" + id)
req.Header.Set("User-Agent", cfg.UserAgent)
resp := fasthttp.AcquireResponse()
defer fasthttp.ReleaseResponse(resp)
err := fasthttp.Do(req, resp)
if err != nil {
return err
}
loc := resp.Header.Peek("location")
if len(loc) == 0 {
return fiber.ErrNotFound
}
//fmt.Println(c.Hostname(), c.Protocol(), c.IPs())
u, err := url.Parse(string(loc))
if err != nil {
return err
}
return c.Redirect(u.Path)
})
app.Get("/w/player", func(c *fiber.Ctx) error {
u := c.Query("url")
if u == "" {
return fiber.ErrNotFound
}
prefs, err := preferences.Get(c)
if err != nil {
return err
}
track, err := sc.GetArbitraryTrack(prefs, u)
if err != nil {
log.Printf("error getting %s: %s\n", u, err)
return err
}
displayErr := ""
stream := ""
if *prefs.Player != cfg.NonePlayer {
tr := track.Media.SelectCompatible()
if tr == nil {
err = sc.ErrIncompatibleStream
} else if *prefs.Player == cfg.HLSPlayer {
stream, err = tr.GetStream(prefs, track.Authorization)
}
if err != nil {
displayErr = "Failed to get track stream: " + err.Error()
if track.Policy == sc.PolicyBlock {
displayErr += "\nThis track may be blocked in the country where this instance is hosted."
}
}
}
c.Set("Content-Type", "text/html")
return templates.TrackEmbed(prefs, track, stream, displayErr).Render(context.Background(), c)
})
app.Get("/_/featured", func(c *fiber.Ctx) error {
prefs, err := preferences.Get(c)
if err != nil {
return err
}
tracks, err := sc.GetFeaturedTracks(prefs, c.Query("pagination", "?limit=20"))
if err != nil {
log.Printf("error getting featured tracks: %s\n", err)
return err
}
c.Set("Content-Type", "text/html")
return templates.Base("Featured Tracks", templates.FeaturedTracks(tracks), nil).Render(context.Background(), c)
})
app.Get("/discover", func(c *fiber.Ctx) error {
prefs, err := preferences.Get(c)
if err != nil {
return err
}
selections, err := sc.GetSelections(prefs) // There is no pagination
if err != nil {
log.Printf("error getting selections: %s\n", err)
return err
}
c.Set("Content-Type", "text/html")
return templates.Base("Discover", templates.Discover(selections), nil).Render(context.Background(), c)
})
if cfg.ProxyImages {
proxyimages.Load(app)
}
if cfg.ProxyStreams {
proxystreams.Load(app)
}
if cfg.InstanceInfo {
type info struct {
ProxyImages bool
ProxyStreams bool
Restream bool
DefaultPreferences cfg.Preferences
}
app.Get("/_/info", func(c *fiber.Ctx) error {
return c.JSON(info{
ProxyImages: cfg.ProxyImages,
ProxyStreams: cfg.ProxyStreams,
Restream: cfg.Restream,
DefaultPreferences: cfg.DefaultPreferences,
})
})
}
if cfg.Restream {
restream.Load(app)
}
preferences.Load(app)
app.Get("/:user/sets", func(c *fiber.Ctx) error {
prefs, err := preferences.Get(c)
if err != nil {
return err
}
user, err := sc.GetUser(prefs, c.Params("user"))
if err != nil {
log.Printf("error getting %s (playlists): %s\n", c.Params("user"), err)
return err
}
pl, err := user.GetPlaylists(prefs, c.Query("pagination", "?limit=20"))
if err != nil {
log.Printf("error getting %s playlists: %s\n", c.Params("user"), err)
return err
}
c.Set("Content-Type", "text/html")
return templates.Base(user.Username, templates.UserPlaylists(prefs, user, pl), templates.UserHeader(user)).Render(context.Background(), c)
})
app.Get("/:user/albums", func(c *fiber.Ctx) error {
prefs, err := preferences.Get(c)
if err != nil {
return err
}
user, err := sc.GetUser(prefs, c.Params("user"))
if err != nil {
log.Printf("error getting %s (albums): %s\n", c.Params("user"), err)
return err
}
pl, err := user.GetAlbums(prefs, c.Query("pagination", "?limit=20"))
if err != nil {
log.Printf("error getting %s albums: %s\n", c.Params("user"), err)
return err
}
c.Set("Content-Type", "text/html")
return templates.Base(user.Username, templates.UserAlbums(prefs, user, pl), templates.UserHeader(user)).Render(context.Background(), c)
})
app.Get("/:user/reposts", func(c *fiber.Ctx) error {
prefs, err := preferences.Get(c)
if err != nil {
return err
}
user, err := sc.GetUser(prefs, c.Params("user"))
if err != nil {
log.Printf("error getting %s (reposts): %s\n", c.Params("user"), err)
return err
}
p, err := user.GetReposts(prefs, c.Query("pagination", "?limit=20"))
if err != nil {
log.Printf("error getting %s reposts: %s\n", c.Params("user"), err)
return err
}
c.Set("Content-Type", "text/html")
return templates.Base(user.Username, templates.UserReposts(prefs, user, p), templates.UserHeader(user)).Render(context.Background(), c)
})
app.Get("/:user/:track", func(c *fiber.Ctx) error {
prefs, err := preferences.Get(c)
if err != nil {
return err
}
track, err := sc.GetTrack(prefs, c.Params("user")+"/"+c.Params("track"))
if err != nil {
log.Printf("error getting %s from %s: %s\n", c.Params("track"), c.Params("user"), err)
return err
}
displayErr := ""
stream := ""
if *prefs.Player != cfg.NonePlayer {
tr := track.Media.SelectCompatible()
if tr == nil {
err = sc.ErrIncompatibleStream
} else if *prefs.Player == cfg.HLSPlayer {
stream, err = tr.GetStream(prefs, track.Authorization)
}
if err != nil {
displayErr = "Failed to get track stream: " + err.Error()
if track.Policy == sc.PolicyBlock {
displayErr += "\nThis track may be blocked in the country where this instance is hosted."
}
}
}
c.Set("Content-Type", "text/html")
return templates.Base(track.Title+" by "+track.Author.Username, templates.Track(prefs, track, stream, displayErr), templates.TrackHeader(prefs, track)).Render(context.Background(), c)
})
app.Get("/:user", func(c *fiber.Ctx) error {
prefs, err := preferences.Get(c)
if err != nil {
return err
}
//h := time.Now()
usr, err := sc.GetUser(prefs, c.Params("user"))
if err != nil {
log.Printf("error getting %s: %s\n", c.Params("user"), err)
return err
}
//fmt.Println("getuser", time.Since(h))
//h = time.Now()
p, err := usr.GetTracks(prefs, c.Query("pagination", "?limit=20"))
if err != nil {
log.Printf("error getting %s tracks: %s\n", c.Params("user"), err)
return err
}
//fmt.Println("gettracks", time.Since(h))
c.Set("Content-Type", "text/html")
return templates.Base(usr.Username, templates.User(prefs, usr, p), templates.UserHeader(usr)).Render(context.Background(), c)
})
app.Get("/:user/sets/:playlist", func(c *fiber.Ctx) error {
prefs, err := preferences.Get(c)
if err != nil {
return err
}
playlist, err := sc.GetPlaylist(prefs, c.Params("user")+"/sets/"+c.Params("playlist"))
if err != nil {
log.Printf("error getting %s playlist from %s: %s\n", c.Params("playlist"), c.Params("user"), err)
return err
}
p := c.Query("pagination")
if p != "" {
tracks, next, err := sc.GetNextMissingTracks(prefs, p)
if err != nil {
log.Printf("error getting %s playlist tracks from %s: %s\n", c.Params("playlist"), c.Params("user"), err)
return err
}
playlist.Tracks = tracks
playlist.MissingTracks = strings.Join(next, ",")
}
c.Set("Content-Type", "text/html")
return templates.Base(playlist.Title+" by "+playlist.Author.Username, templates.Playlist(prefs, playlist), templates.PlaylistHeader(playlist)).Render(context.Background(), c)
})
log.Fatal(app.Listen(cfg.Addr))
}