Seporated Service APIs and youtube-dl

This commit is contained in:
MichaelOultram 2015-08-10 16:00:47 +01:00
parent e114268c30
commit 4b24ac56b4
4 changed files with 88 additions and 340 deletions

View file

@ -52,7 +52,7 @@ type Playlist interface {
Title() string Title() string
} }
var services = []Service{YouTube{}} var services = []Service{YouTube{}, SoundCloud{}}
func findServiceAndAdd(user *gumble.User, url string) error { func findServiceAndAdd(user *gumble.User, url string) error {
var urlService Service var urlService Service

View file

@ -13,19 +13,9 @@ import (
var soundcloudSongPattern = `https?:\/\/(www)?\.soundcloud\.com\/([\w-]+)\/([\w-]+)` var soundcloudSongPattern = `https?:\/\/(www)?\.soundcloud\.com\/([\w-]+)\/([\w-]+)`
var soundcloudPlaylistPattern = `https?:\/\/(www)?\.soundcloud\.com\/([\w-]+)\/sets\/([\w-]+)` var soundcloudPlaylistPattern = `https?:\/\/(www)?\.soundcloud\.com\/([\w-]+)\/sets\/([\w-]+)`
// ------ // SoundCloud implements the Service interface
// TYPES
// ------
// YouTube implements the Service interface
type SoundCloud struct{} type SoundCloud struct{}
// YouTubePlaylist holds the metadata for a YouTube playlist.
type SoundCloudPlaylist struct {
id string
title string
}
// ------------------ // ------------------
// SOUNDCLOUD SERVICE // SOUNDCLOUD SERVICE
// ------------------ // ------------------
@ -59,7 +49,7 @@ func (sc SoundCloud) NewRequest(user *gumble.User, url string) (string, error) {
// Create playlist // Create playlist
title, _ := apiResponse.String("title") title, _ := apiResponse.String("title")
permalink, _ := apiResponse.String("permalink_url") permalink, _ := apiResponse.String("permalink_url")
playlist := &SoundCloudPlaylist{ playlist := &YouTubeDLPlaylist{
id: permalink, id: permalink,
title: title, title: title,
} }
@ -73,6 +63,7 @@ func (sc SoundCloud) NewRequest(user *gumble.User, url string) (string, error) {
return "", errors.New("NO_PLAYLIST_PERMISSION") return "", errors.New("NO_PLAYLIST_PERMISSION")
} }
} else { } else {
// SONG
return sc.NewSong(user.Name, apiResponse, nil) return sc.NewSong(user.Name, apiResponse, nil)
} }
} }
@ -96,7 +87,7 @@ func (sc SoundCloud) NewSong(user string, trackData *jsonq.JsonQuery, playlist P
return "", err return "", err
} }
song := &YouTubeDL{ song := &YouTubeDLSong{
id: id, id: id,
title: title, title: title,
thumbnail: thumbnail, thumbnail: thumbnail,
@ -109,55 +100,3 @@ func (sc SoundCloud) NewSong(user string, trackData *jsonq.JsonQuery, playlist P
dj.queue.AddSong(song) dj.queue.AddSong(song)
return title, nil return title, nil
} }
// ----------------
// YOUTUBE PLAYLIST
// ----------------
// AddSkip adds a skip to the playlist's skippers slice.
func (p *SoundCloudPlaylist) AddSkip(username string) error {
for _, user := range dj.playlistSkips[p.ID()] {
if username == user {
return errors.New("This user has already skipped the current song.")
}
}
dj.playlistSkips[p.ID()] = append(dj.playlistSkips[p.ID()], username)
return nil
}
// RemoveSkip removes a skip from the playlist's skippers slice. If username is not in the slice
// an error is returned.
func (p *SoundCloudPlaylist) RemoveSkip(username string) error {
for i, user := range dj.playlistSkips[p.ID()] {
if username == user {
dj.playlistSkips[p.ID()] = append(dj.playlistSkips[p.ID()][:i], dj.playlistSkips[p.ID()][i+1:]...)
return nil
}
}
return errors.New("This user has not skipped the song.")
}
// DeleteSkippers removes the skippers entry in dj.playlistSkips.
func (p *SoundCloudPlaylist) DeleteSkippers() {
delete(dj.playlistSkips, p.ID())
}
// SkipReached calculates the current skip ratio based on the number of users within MumbleDJ's
// channel and the number of usernames in the skippers slice. If the value is greater than or equal
// to the skip ratio defined in the config, the function returns true, and returns false otherwise.
func (p *SoundCloudPlaylist) SkipReached(channelUsers int) bool {
if float32(len(dj.playlistSkips[p.ID()]))/float32(channelUsers) >= dj.conf.General.PlaylistSkipRatio {
return true
}
return false
}
// ID returns the id of the YouTubePlaylist.
func (p *SoundCloudPlaylist) ID() string {
return p.id
}
// Title returns the title of the YouTubePlaylist.
func (p *SoundCloudPlaylist) Title() string {
return p.title
}

View file

@ -42,26 +42,6 @@ var youtubeVideoPatterns = []string{
// YouTube implements the Service interface // YouTube implements the Service interface
type YouTube struct{} type YouTube struct{}
// YouTubeSong holds the metadata for a song extracted from a YouTube video.
type YouTubeSong struct {
submitter string
title string
id string
offset int
filename string
duration string
thumbnail string
skippers []string
playlist Playlist
dontSkip bool
}
// YouTubePlaylist holds the metadata for a YouTube playlist.
type YouTubePlaylist struct {
id string
title string
}
// --------------- // ---------------
// YOUTUBE SERVICE // YOUTUBE SERVICE
// --------------- // ---------------
@ -105,7 +85,7 @@ func (yt YouTube) NewRequest(user *gumble.User, url string) (string, error) {
// NewSong gathers the metadata for a song extracted from a YouTube video, and returns // NewSong gathers the metadata for a song extracted from a YouTube video, and returns
// the song. // the song.
func (yt YouTube) NewSong(user, id, offset string, playlist *YouTubePlaylist) (*YouTubeSong, error) { func (yt YouTube) NewSong(user, id, offset string, playlist *Playlist) (*Song, error) {
var apiResponse *jsonq.JsonQuery var apiResponse *jsonq.JsonQuery
var err error var err error
url := fmt.Sprintf("https://www.googleapis.com/youtube/v3/videos?part=snippet,contentDetails&id=%s&key=%s", url := fmt.Sprintf("https://www.googleapis.com/youtube/v3/videos?part=snippet,contentDetails&id=%s&key=%s",
@ -179,7 +159,7 @@ func (yt YouTube) NewSong(user, id, offset string, playlist *YouTubePlaylist) (*
} }
if dj.conf.General.MaxSongDuration == 0 || totalSeconds <= dj.conf.General.MaxSongDuration { if dj.conf.General.MaxSongDuration == 0 || totalSeconds <= dj.conf.General.MaxSongDuration {
song := &YouTubeSong{ song := &YouTubeDLSong{
submitter: user, submitter: user,
title: title, title: title,
id: id, id: id,
@ -200,7 +180,7 @@ func (yt YouTube) NewSong(user, id, offset string, playlist *YouTubePlaylist) (*
} }
// NewPlaylist gathers the metadata for a YouTube playlist and returns it. // NewPlaylist gathers the metadata for a YouTube playlist and returns it.
func (yt YouTube) NewPlaylist(user, id string) (*YouTubePlaylist, error) { func (yt YouTube) NewPlaylist(user, id string) (*Playlist, error) {
var apiResponse *jsonq.JsonQuery var apiResponse *jsonq.JsonQuery
var err error var err error
// Retrieve title of playlist // Retrieve title of playlist
@ -211,7 +191,7 @@ func (yt YouTube) NewPlaylist(user, id string) (*YouTubePlaylist, error) {
} }
title, _ := apiResponse.String("items", "0", "snippet", "title") title, _ := apiResponse.String("items", "0", "snippet", "title")
playlist := &YouTubePlaylist{ playlist := &YouTubeDLPlaylist{
id: id, id: id,
title: title, title: title,
} }
@ -235,239 +215,6 @@ func (yt YouTube) NewPlaylist(user, id string) (*YouTubePlaylist, error) {
return playlist, nil return playlist, nil
} }
// ------------
// YOUTUBE SONG
// ------------
// Download downloads the song via youtube-dl if it does not already exist on disk.
// All downloaded songs are stored in ~/.mumbledj/songs and should be automatically cleaned.
func (s *YouTubeSong) Download() error {
// Checks to see if song is already downloaded
if _, err := os.Stat(fmt.Sprintf("%s/.mumbledj/songs/%s", dj.homeDir, s.Filename())); os.IsNotExist(err) {
Verbose("Downloading " + s.Title())
cmd := exec.Command("youtube-dl", "--output", fmt.Sprintf(`~/.mumbledj/songs/%s`, s.Filename()), "--format", "m4a", "--", s.ID())
if err := cmd.Run(); err == nil {
if dj.conf.Cache.Enabled {
dj.cache.CheckMaximumDirectorySize()
}
Verbose(s.Title() + " downloaded")
return nil
}
Verbose(s.Title() + " failed to download")
return errors.New("Song download failed.")
}
return nil
}
// Play plays the song. Once the song is playing, a notification is displayed in a text message that features the video
// thumbnail, URL, title, duration, and submitter.
func (s *YouTubeSong) Play() {
if s.offset != 0 {
offsetDuration, _ := time.ParseDuration(fmt.Sprintf("%ds", s.offset))
dj.audioStream.Offset = offsetDuration
}
dj.audioStream.Source = gumble_ffmpeg.SourceFile(fmt.Sprintf("%s/.mumbledj/songs/%s", dj.homeDir, s.Filename()))
if err := dj.audioStream.Play(); err != nil {
panic(err)
} else {
if isNil(s.Playlist()) {
message := `
<table>
<tr>
<td align="center"><img src="%s" width=150 /></td>
</tr>
<tr>
<td align="center"><b><a href="http://youtu.be/%s">%s</a> (%s)</b></td>
</tr>
<tr>
<td align="center">Added by %s</td>
</tr>
</table>
`
dj.client.Self.Channel.Send(fmt.Sprintf(message, s.Thumbnail(), s.ID(), s.Title(),
s.Duration(), s.Submitter()), false)
} else {
message := `
<table>
<tr>
<td align="center"><img src="%s" width=150 /></td>
</tr>
<tr>
<td align="center"><b><a href="http://youtu.be/%s">%s</a> (%s)</b></td>
</tr>
<tr>
<td align="center">Added by %s</td>
</tr>
<tr>
<td align="center">From playlist "%s"</td>
</tr>
</table>
`
dj.client.Self.Channel.Send(fmt.Sprintf(message, s.Thumbnail(), s.ID(),
s.Title(), s.Duration(), s.Submitter(), s.Playlist().Title()), false)
}
Verbose("Now playing " + s.Title())
go func() {
dj.audioStream.Wait()
dj.queue.OnSongFinished()
}()
}
}
// Delete deletes the song from ~/.mumbledj/songs if the cache is disabled.
func (s *YouTubeSong) Delete() error {
if dj.conf.Cache.Enabled == false {
filePath := fmt.Sprintf("%s/.mumbledj/songs/%s.m4a", dj.homeDir, s.ID())
if _, err := os.Stat(filePath); err == nil {
if err := os.Remove(filePath); err == nil {
Verbose("Deleted " + s.Title())
return nil
}
Verbose("Failed to delete " + s.Title())
return errors.New("Error occurred while deleting audio file.")
}
return nil
}
return nil
}
// AddSkip adds a skip to the skippers slice. If the user is already in the slice, AddSkip
// returns an error and does not add a duplicate skip.
func (s *YouTubeSong) AddSkip(username string) error {
for _, user := range s.skippers {
if username == user {
return errors.New("This user has already skipped the current song.")
}
}
s.skippers = append(s.skippers, username)
return nil
}
// RemoveSkip removes a skip from the skippers slice. If username is not in slice, an error is
// returned.
func (s *YouTubeSong) RemoveSkip(username string) error {
for i, user := range s.skippers {
if username == user {
s.skippers = append(s.skippers[:i], s.skippers[i+1:]...)
return nil
}
}
return errors.New("This user has not skipped the song.")
}
// SkipReached calculates the current skip ratio based on the number of users within MumbleDJ's
// channel and the number of usernames in the skippers slice. If the value is greater than or equal
// to the skip ratio defined in the config, the function returns true, and returns false otherwise.
func (s *YouTubeSong) SkipReached(channelUsers int) bool {
if float32(len(s.skippers))/float32(channelUsers) >= dj.conf.General.SkipRatio {
return true
}
return false
}
// Submitter returns the name of the submitter of the YouTubeSong.
func (s *YouTubeSong) Submitter() string {
return s.submitter
}
// Title returns the title of the YouTubeSong.
func (s *YouTubeSong) Title() string {
return s.title
}
// ID returns the id of the YouTubeSong.
func (s *YouTubeSong) ID() string {
return s.id
}
// Filename returns the filename of the YouTubeSong.
func (s *YouTubeSong) Filename() string {
return s.filename
}
// Duration returns the duration of the YouTubeSong.
func (s *YouTubeSong) Duration() string {
return s.duration
}
// Thumbnail returns the thumbnail URL for the YouTubeSong.
func (s *YouTubeSong) Thumbnail() string {
return s.thumbnail
}
// Playlist returns the playlist type for the YouTubeSong (may be nil).
func (s *YouTubeSong) Playlist() Playlist {
return s.playlist
}
// DontSkip returns the DontSkip boolean value for the YouTubeSong.
func (s *YouTubeSong) DontSkip() bool {
return s.dontSkip
}
// SetDontSkip sets the DontSkip boolean value for the YouTubeSong.
func (s *YouTubeSong) SetDontSkip(value bool) {
s.dontSkip = value
}
// ----------------
// YOUTUBE PLAYLIST
// ----------------
// AddSkip adds a skip to the playlist's skippers slice.
func (p *YouTubePlaylist) AddSkip(username string) error {
for _, user := range dj.playlistSkips[p.ID()] {
if username == user {
return errors.New("This user has already skipped the current song.")
}
}
dj.playlistSkips[p.ID()] = append(dj.playlistSkips[p.ID()], username)
return nil
}
// RemoveSkip removes a skip from the playlist's skippers slice. If username is not in the slice
// an error is returned.
func (p *YouTubePlaylist) RemoveSkip(username string) error {
for i, user := range dj.playlistSkips[p.ID()] {
if username == user {
dj.playlistSkips[p.ID()] = append(dj.playlistSkips[p.ID()][:i], dj.playlistSkips[p.ID()][i+1:]...)
return nil
}
}
return errors.New("This user has not skipped the song.")
}
// DeleteSkippers removes the skippers entry in dj.playlistSkips.
func (p *YouTubePlaylist) DeleteSkippers() {
delete(dj.playlistSkips, p.ID())
}
// SkipReached calculates the current skip ratio based on the number of users within MumbleDJ's
// channel and the number of usernames in the skippers slice. If the value is greater than or equal
// to the skip ratio defined in the config, the function returns true, and returns false otherwise.
func (p *YouTubePlaylist) SkipReached(channelUsers int) bool {
if float32(len(dj.playlistSkips[p.ID()]))/float32(channelUsers) >= dj.conf.General.PlaylistSkipRatio {
return true
}
return false
}
// ID returns the id of the YouTubePlaylist.
func (p *YouTubePlaylist) ID() string {
return p.id
}
// Title returns the title of the YouTubePlaylist.
func (p *YouTubePlaylist) Title() string {
return p.title
}
// -----------
// YOUTUBE API
// -----------
// PerformGetRequest does all the grunt work for a YouTube HTTPS GET request. // PerformGetRequest does all the grunt work for a YouTube HTTPS GET request.
func PerformGetRequest(url string) (*jsonq.JsonQuery, error) { func PerformGetRequest(url string) (*jsonq.JsonQuery, error) {
jsonString := "" jsonString := ""

View file

@ -10,7 +10,8 @@ import (
"github.com/layeh/gumble/gumble_ffmpeg" "github.com/layeh/gumble/gumble_ffmpeg"
) )
type YouTubeDL struct { // Extends a Song
type YouTubeDLSong struct {
id string id string
title string title string
thumbnail string thumbnail string
@ -23,9 +24,18 @@ type YouTubeDL struct {
dontSkip bool dontSkip bool
} }
type YouTubeDLPlaylist struct {
id string
title string
}
// -------------
// YouTubeDLSong
// -------------
// Download downloads the song via youtube-dl if it does not already exist on disk. // Download downloads the song via youtube-dl if it does not already exist on disk.
// All downloaded songs are stored in ~/.mumbledj/songs and should be automatically cleaned. // All downloaded songs are stored in ~/.mumbledj/songs and should be automatically cleaned.
func (dl *YouTubeDL) Download() error { func (dl *YouTubeDLSong) Download() error {
// Checks to see if song is already downloaded // Checks to see if song is already downloaded
if _, err := os.Stat(fmt.Sprintf("%s/.mumbledj/songs/%s", dj.homeDir, dl.id+".m4a")); os.IsNotExist(err) { if _, err := os.Stat(fmt.Sprintf("%s/.mumbledj/songs/%s", dj.homeDir, dl.id+".m4a")); os.IsNotExist(err) {
@ -43,7 +53,7 @@ func (dl *YouTubeDL) Download() error {
// Play plays the song. Once the song is playing, a notification is displayed in a text message that features the song // Play plays the song. Once the song is playing, a notification is displayed in a text message that features the song
// thumbnail, URL, title, duration, and submitter. // thumbnail, URL, title, duration, and submitter.
func (dl *YouTubeDL) Play() { func (dl *YouTubeDLSong) Play() {
if dl.offset != 0 { if dl.offset != 0 {
offsetDuration, _ := time.ParseDuration(fmt.Sprintf("%ds", dl.offset)) offsetDuration, _ := time.ParseDuration(fmt.Sprintf("%ds", dl.offset))
dj.audioStream.Offset = offsetDuration dj.audioStream.Offset = offsetDuration
@ -70,7 +80,7 @@ func (dl *YouTubeDL) Play() {
} }
// Delete deletes the song from ~/.mumbledj/songs if the cache is disabled. // Delete deletes the song from ~/.mumbledj/songs if the cache is disabled.
func (dl *YouTubeDL) Delete() error { func (dl *YouTubeDLSong) Delete() error {
if dj.conf.Cache.Enabled == false { if dj.conf.Cache.Enabled == false {
filePath := fmt.Sprintf("%s/.mumbledj/songs/%s.m4a", dj.homeDir, dl.id) filePath := fmt.Sprintf("%s/.mumbledj/songs/%s.m4a", dj.homeDir, dl.id)
if _, err := os.Stat(filePath); err == nil { if _, err := os.Stat(filePath); err == nil {
@ -86,7 +96,7 @@ func (dl *YouTubeDL) Delete() error {
// AddSkip adds a skip to the skippers slice. If the user is already in the slice, AddSkip // AddSkip adds a skip to the skippers slice. If the user is already in the slice, AddSkip
// returns an error and does not add a duplicate skip. // returns an error and does not add a duplicate skip.
func (dl *YouTubeDL) AddSkip(username string) error { func (dl *YouTubeDLSong) AddSkip(username string) error {
for _, user := range dl.skippers { for _, user := range dl.skippers {
if username == user { if username == user {
return errors.New("This user has already skipped the current song.") return errors.New("This user has already skipped the current song.")
@ -98,7 +108,7 @@ func (dl *YouTubeDL) AddSkip(username string) error {
// RemoveSkip removes a skip from the skippers slice. If username is not in slice, an error is // RemoveSkip removes a skip from the skippers slice. If username is not in slice, an error is
// returned. // returned.
func (dl *YouTubeDL) RemoveSkip(username string) error { func (dl *YouTubeDLSong) RemoveSkip(username string) error {
for i, user := range dl.skippers { for i, user := range dl.skippers {
if username == user { if username == user {
dl.skippers = append(dl.skippers[:i], dl.skippers[i+1:]...) dl.skippers = append(dl.skippers[:i], dl.skippers[i+1:]...)
@ -111,7 +121,7 @@ func (dl *YouTubeDL) RemoveSkip(username string) error {
// SkipReached calculates the current skip ratio based on the number of users within MumbleDJ's // SkipReached calculates the current skip ratio based on the number of users within MumbleDJ's
// channel and the number of usernames in the skippers slice. If the value is greater than or equal // channel and the number of usernames in the skippers slice. If the value is greater than or equal
// to the skip ratio defined in the config, the function returns true, and returns false otherwise. // to the skip ratio defined in the config, the function returns true, and returns false otherwise.
func (dl *YouTubeDL) SkipReached(channelUsers int) bool { func (dl *YouTubeDLSong) SkipReached(channelUsers int) bool {
if float32(len(dl.skippers))/float32(channelUsers) >= dj.conf.General.SkipRatio { if float32(len(dl.skippers))/float32(channelUsers) >= dj.conf.General.SkipRatio {
return true return true
} }
@ -119,46 +129,98 @@ func (dl *YouTubeDL) SkipReached(channelUsers int) bool {
} }
// Submitter returns the name of the submitter of the Song. // Submitter returns the name of the submitter of the Song.
func (dl *YouTubeDL) Submitter() string { func (dl *YouTubeDLSong) Submitter() string {
return dl.submitter return dl.submitter
} }
// Title returns the title of the Song. // Title returns the title of the Song.
func (dl *YouTubeDL) Title() string { func (dl *YouTubeDLSong) Title() string {
return dl.title return dl.title
} }
// ID returns the id of the Song. // ID returns the id of the Song.
func (dl *YouTubeDL) ID() string { func (dl *YouTubeDLSong) ID() string {
return dl.id return dl.id
} }
// Filename returns the filename of the Song. // Filename returns the filename of the Song.
func (dl *YouTubeDL) Filename() string { func (dl *YouTubeDLSong) Filename() string {
return dl.id + ".m4a" return dl.id + ".m4a"
} }
// Duration returns the duration of the Song. // Duration returns the duration of the Song.
func (dl *YouTubeDL) Duration() string { func (dl *YouTubeDLSong) Duration() string {
return dl.duration return dl.duration
} }
// Thumbnail returns the thumbnail URL for the Song. // Thumbnail returns the thumbnail URL for the Song.
func (dl *YouTubeDL) Thumbnail() string { func (dl *YouTubeDLSong) Thumbnail() string {
return dl.thumbnail return dl.thumbnail
} }
// Playlist returns the playlist type for the Song (may be nil). // Playlist returns the playlist type for the Song (may be nil).
func (dl *YouTubeDL) Playlist() Playlist { func (dl *YouTubeDLSong) Playlist() Playlist {
return dl.playlist return dl.playlist
} }
// DontSkip returns the DontSkip boolean value for the Song. // DontSkip returns the DontSkip boolean value for the Song.
func (dl *YouTubeDL) DontSkip() bool { func (dl *YouTubeDLSong) DontSkip() bool {
return dl.dontSkip return dl.dontSkip
} }
// SetDontSkip sets the DontSkip boolean value for the Song. // SetDontSkip sets the DontSkip boolean value for the Song.
func (dl *YouTubeDL) SetDontSkip(value bool) { func (dl *YouTubeDLSong) SetDontSkip(value bool) {
dl.dontSkip = value dl.dontSkip = value
} }
// ----------------
// YOUTUBE PLAYLIST
// ----------------
// AddSkip adds a skip to the playlist's skippers slice.
func (p *YouTubeDLPlaylist) AddSkip(username string) error {
for _, user := range dj.playlistSkips[p.ID()] {
if username == user {
return errors.New("This user has already skipped the current song.")
}
}
dj.playlistSkips[p.ID()] = append(dj.playlistSkips[p.ID()], username)
return nil
}
// RemoveSkip removes a skip from the playlist's skippers slice. If username is not in the slice
// an error is returned.
func (p *YouTubeDLPlaylist) RemoveSkip(username string) error {
for i, user := range dj.playlistSkips[p.ID()] {
if username == user {
dj.playlistSkips[p.ID()] = append(dj.playlistSkips[p.ID()][:i], dj.playlistSkips[p.ID()][i+1:]...)
return nil
}
}
return errors.New("This user has not skipped the song.")
}
// DeleteSkippers removes the skippers entry in dj.playlistSkips.
func (p *YouTubeDLPlaylist) DeleteSkippers() {
delete(dj.playlistSkips, p.ID())
}
// SkipReached calculates the current skip ratio based on the number of users within MumbleDJ's
// channel and the number of usernames in the skippers slice. If the value is greater than or equal
// to the skip ratio defined in the config, the function returns true, and returns false otherwise.
func (p *YouTubeDLPlaylist) SkipReached(channelUsers int) bool {
if float32(len(dj.playlistSkips[p.ID()]))/float32(channelUsers) >= dj.conf.General.PlaylistSkipRatio {
return true
}
return false
}
// ID returns the id of the YouTubeDLPlaylist.
func (p *YouTubeDLPlaylist) ID() string {
return p.id
}
// Title returns the title of the YouTubeDLPlaylist.
func (p *YouTubeDLPlaylist) Title() string {
return p.title
}