Merge branch 'master' of github.com:jarulsamy/Plex-Bot

Added command to show available playlists

Dockerfile

@@ -1,8 +1,10 @@
 FROM python:3.7-slim
 
+LABEL maintainer="Joshua Arulsamy <joshua.gf.arul@gmail.com>"
+
 # Install ffmpeg
 RUN apt-get -y update && \
-    apt-get install -y --no-install-recommends ffmpeg && \
+    apt-get install -y --no-install-recommends ffmpeg=7:4.1.6-1~deb10u1 && \
     apt-get autoremove -y && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*

Jenkinsfile

@@ -25,6 +25,7 @@ pipeline {
                 sh  ''' conda create --yes -n ${BUILD_TAG} python
                         source /var/lib/jenkins/miniconda3/etc/profile.d/conda.sh
                         conda activate ${BUILD_TAG}
+                        pip install -r requirements.txt
                         pip install pylint
                     '''
             }
@@ -47,18 +48,10 @@ pipeline {
                 }
             }
             steps {
-                sh  ''' source /var/lib/jenkins/miniconda3/etc/profile.d/conda.sh
-                        conda activate ${BUILD_TAG}
-                        ./deploy/build.sh
-                    '''
+                sh  './deploy/build.sh'
             }
         }
         stage('Push Image') {
-            when {
-                expression {
-                    currentBuild.result == 'SUCCESS'
-                }
-            }
             steps {
                 sh './deploy/push.sh'
             }

Makefile

@@ -0,0 +1,17 @@
+.PHONY: help pull build clean
+.DEFAULT_GOAL: build
+
+help:
+	@echo "make pull"
+	@echo "       Start docker container with pull"
+	@echo "make build"
+	@echo "       Start docker container rebuilding container"
+
+pull:
+	docker-compose up
+
+build:
+	docker-compose -f docker-compose_dev.yml up --build
+
+clean:
+	docker system prune -a

PlexBot/__init__.py

@@ -1,8 +1,6 @@
 """
 Plex music bot for discord.
 
-Do not import this module, it is intended to be
-used exclusively within a docker environment.
 """
 import logging
 import sys
@@ -19,7 +17,7 @@ plex_log = logging.getLogger("Plex")
 bot_log = logging.getLogger("Bot")
 
 
-def load_config(filename: str) -> Dict[str, str]:
+def load_config(basedir: str,filename: str) -> Dict[str, str]:
     """Loads config from yaml file
 
     Grabs key/value config pairs from a file.
@@ -35,12 +33,12 @@ def load_config(filename: str) -> Dict[str, str]:
     """
     # All config files should be in /config
     # for docker deployment.
-    filename = Path("/config", filename)
+    filename = Path(basedir, filename)
     try:
         with open(filename, "r") as config_file:
             config = yaml.safe_load(config_file)
     except FileNotFoundError:
-        root_log.fatal("Configuration file not found.")
+        root_log.fatal("Configuration file not found at '"+str(filename)+"'.")
         sys.exit(-1)
 
     # Convert str level type to logging constant
@@ -56,4 +54,7 @@ def load_config(filename: str) -> Dict[str, str]:
     config["plex"]["log_level"] = levels[config["plex"]["log_level"].upper()]
     config["discord"]["log_level"] = levels[config["discord"]["log_level"].upper()]
 
+    if config["lyrics"] and config["lyrics"]["token"].lower() == "none":
+        config["lyrics"] = None
+
     return config

PlexBot/__main__.py

@@ -11,7 +11,11 @@ from .bot import General
 from .bot import Plex
 
 # Load config from file
-config = load_config("config.yaml")
+configdir = "config"
+from os import geteuid
+if geteuid() == 0:
+    configdir = "/config"
+config = load_config(configdir,"config.yaml")
 
 BOT_PREFIX = config["discord"]["prefix"]
 TOKEN = config["discord"]["token"]
@@ -20,6 +24,11 @@ BASE_URL = config["plex"]["base_url"]
 PLEX_TOKEN = config["plex"]["token"]
 LIBRARY_NAME = config["plex"]["library_name"]
 
+if config["lyrics"]:
+    LYRICS_TOKEN = config["lyrics"]["token"]
+else:
+    LYRICS_TOKEN = None
+    
 # Set appropiate log level
 root_log = logging.getLogger()
 plex_log = logging.getLogger("Plex")
@@ -28,7 +37,16 @@ bot_log = logging.getLogger("Bot")
 plex_log.setLevel(config["plex"]["log_level"])
 bot_log.setLevel(config["discord"]["log_level"])
 
+plex_args = {
+    "base_url": BASE_URL,
+    "plex_token": PLEX_TOKEN,
+    "lib_name": LIBRARY_NAME,
+    "lyrics_token": LYRICS_TOKEN,
+}
+
 bot = Bot(command_prefix=BOT_PREFIX)
+# Remove help command, we have our own custom one.
+bot.remove_command("help")
 bot.add_cog(General(bot))
-bot.add_cog(Plex(bot, BASE_URL, PLEX_TOKEN, LIBRARY_NAME, BOT_PREFIX))
+bot.add_cog(Plex(bot, **plex_args))
 bot.run(TOKEN)

PlexBot/__version__.py

@@ -1,5 +1,5 @@
 """Track version number of package."""
-VERSION = "1.0.0"
+VERSION = "1.0.3"
 
 if __name__ == "__main__":
     print(VERSION)

PlexBot/bot.py

@@ -3,29 +3,62 @@ import asyncio
 import io
 import logging
 from urllib.request import urlopen
+import requests
 
 import discord
 from async_timeout import timeout
 from discord import FFmpegPCMAudio
 from discord.ext import commands
 from discord.ext.commands import command
-from fuzzywuzzy import fuzz
 from plexapi.exceptions import Unauthorized
+from plexapi.exceptions import NotFound
 from plexapi.server import PlexServer
 
+from .exceptions import MediaNotFoundError
+from .exceptions import VoiceChannelError
+
 root_log = logging.getLogger()
 plex_log = logging.getLogger("Plex")
 bot_log = logging.getLogger("Bot")
 
+help_text = """
+General:
+    kill [silent] - Halt the bot [silently].
+    help - Print this help message.
+    cleanup - Delete old messages from the bot.
+
+Plex:
+    play <SONG_NAME> - Play a song from the plex server.
+    album <ALBUM_NAME> - Queue an entire album to play.
+    playlist <PLAYLIST_NAME> - Queue an entire playlist to play.
+    show_playlists <ARG> <ARG> - Query for playlists with a name matching any of the arguments.
+    lyrics - Print the lyrics of the song (Requires Genius API)
+    np - Print the current playing song.
+    q - Print the current queue (This can take very long!)
+    stop - Halt playback and leave vc.
+    loop - Loop the current song.
+    loopq - Loop the current queue.
+    unloop - Disable looping the current track.
+    unloopq - Disable looping the current queue.
+    pause - Pause playback.
+    resume - Resume playback.
+    skip - Skip the current song. Give a number as argument to skip more than 1.
+    clear - Clear play queue.
+
+[] - Optional args.
+"""
+
 
 class General(commands.Cog):
-    """General commands
+    """
+    General commands
 
     Manage general bot behavior
     """
 
     def __init__(self, bot):
-        """Initialize commands
+        """
+        Initialize commands
 
         Args:
             bot: discord.ext.command.Bot, bind for cogs
@@ -40,7 +73,8 @@ class General(commands.Cog):
 
     @command()
     async def kill(self, ctx, *args):
-        """Kill the bot
+        """
+        Kill the bot
 
         Args:
             ctx: discord.ext.commands.Context message context from command
@@ -58,9 +92,27 @@ class General(commands.Cog):
         await self.bot.close()
         bot_log.info("Stopping upon the request of %s", ctx.author.mention)
 
+    @command(name="help")
+    async def help(self, ctx):
+        """
+        Prints command help
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+
+        Returns:
+            None
+
+        Raise:
+            None
+        """
+
+        await ctx.send(f"```{help_text}```")
+
     @command()
     async def cleanup(self, ctx, limit=250):
-        """Delete old messages from bot
+        """
+        Delete old messages from bot
 
         Args:
             ctx: discord.ext.commands.Context message context from command
@@ -83,27 +135,35 @@ class General(commands.Cog):
                     except (discord.Forbidden, discord.NotFound, discord.HTTPException):
                         pass
 
+            async for i in channel.history(limit=limit):
+                if i.author == ctx.message.author and i.content.startswith(
+                    self.bot.command_prefix
+                ):
+                    try:
+                        await i.delete()
+                    except (discord.Forbidden, discord.NotFound, discord.HTTPException):
+                        pass
+
         except discord.Forbidden:
             bot_log.info("Unable to delete messages, insufficient permissions.")
             await ctx.send("I don't have the necessary permissions to delete messages.")
 
 
 class Plex(commands.Cog):
-    """Discord commands pertinent to interacting with Plex
-
-        Contains user commands such as play, pause, resume, stop, etc.
-        Grabs, and parses all data from plex database.
+    """
+    Discord commands pertinent to interacting with Plex
 
+    Contains user commands such as play, pause, resume, stop, etc.
+    Grabs, and parses all data from plex database.
     """
 
     # pylint: disable=too-many-instance-attributes
     # All are necessary to detect global interactions
     # within the bot.
 
-    def __init__(
-        self, bot, base_url: str, plex_token: str, lib_name: str, bot_prefix: str
-    ):
-        """Initializes Plex resources
+    def __init__(self, bot, **kwargs):
+        """
+        Initializes Plex resources
 
         Connects to Plex library and sets up
         all asyncronous communications.
@@ -113,7 +173,6 @@ class Plex(commands.Cog):
             base_url: str url to Plex server
             plex_token: str X-Token of Plex server
             lib_name: str name of Plex library to search through
-            bot_prefix: str prefix used to interact with bots
 
         Raises:
             plexapi.exceptions.Unauthorized: Invalid Plex token
@@ -123,10 +182,17 @@ class Plex(commands.Cog):
         """
 
         self.bot = bot
-        self.base_url = base_url
-        self.plex_token = plex_token
-        self.library_name = lib_name
-        self.bot_prefix = bot_prefix
+        self.base_url = kwargs["base_url"]
+        self.plex_token = kwargs["plex_token"]
+        self.library_name = kwargs["lib_name"]
+        self.bot_prefix = bot.command_prefix
+
+        if kwargs["lyrics_token"]:
+            import lyricsgenius
+            self.genius = lyricsgenius.Genius(kwargs["lyrics_token"])
+        else:
+            plex_log.warning("No lyrics token specified, lyrics disabled")
+            self.genius = None
 
         # Log fatal invalid plex token
         try:
@@ -141,7 +207,10 @@ class Plex(commands.Cog):
         # Initialize necessary vars
         self.voice_channel = None
         self.current_track = None
+        self.is_looping = False
+        self.loop_queue = None
         self.np_message_id = None
+        self.show_queue_message_ids = []
         self.ctx = None
 
         # Initialize events
@@ -152,35 +221,73 @@ class Plex(commands.Cog):
         self.bot.loop.create_task(self._audio_player_task())
 
     def _search_tracks(self, title: str):
-        """Search the Plex music db
-
-        Uses a fuzzy search algorithm to find the closest matching song
-        title in the Plex music database.
+        """
+        Search the Plex music db for track
 
         Args:
             title: str title of song to search for
 
         Returns:
-            plexapi.audio.Track pointing to closest matching title
-            None if song can't be found.
+            plexapi.audio.Track pointing to best matching title
 
         Raises:
-            None
+            MediaNotFoundError: Title of track can't be found in plex db
         """
-        tracks = self.music.searchTracks()
-        score = [None, -1]
-        for i in tracks:
-            ratio = fuzz.ratio(title.lower(), i.title.lower())
-            if ratio > score[1]:
-                score[0] = i
-                score[1] = ratio
-            elif ratio == score[1]:
-                score[0] = i
+        results = self.music.searchTracks(title=title, maxresults=1)
+        try:
+            return results[0]
+        except IndexError:
+            raise MediaNotFoundError("Track cannot be found")
 
-        return score[0]
+    def _search_albums(self, title: str):
+        """
+        Search the Plex music db for album
+
+        Args:
+            title: str title of album to search for
+
+        Returns:
+            plexapi.audio.Album pointing to best matching title
+
+        Raises:
+            MediaNotFoundError: Title of album can't be found in plex db
+        """
+        results = self.music.searchAlbums(title=title, maxresults=1)
+        try:
+            return results[0]
+        except IndexError:
+            raise MediaNotFoundError("Album cannot be found")
+
+    def _search_playlists(self, title: str):
+        """
+        Search the Plex music db for playlist
+
+        Args:
+            title: str title of playlist to search for
+
+        Returns:
+            plexapi.playlist pointing to best matching title
+
+        Raises:
+            MediaNotFoundError: Title of playlist can't be found in plex db
+        """
+        try:
+            return self.pms.playlist(title)
+        except NotFound:
+            raise MediaNotFoundError("Playlist cannot be found")
+
+    def _get_playlists(self):
+        """
+        Search the Plex music db for playlist
+
+        Returns:
+            List of plexapi.playlist
+        """
+        return self.pms.playlists()
 
     async def _play(self):
-        """Heavy lifting of playing songs
+        """
+        Heavy lifting of playing songs
 
         Grabs the appropiate streaming URL, sends the `now playing`
         message, and initiates playback in the vc.
@@ -197,18 +304,45 @@ class Plex(commands.Cog):
         track_url = self.current_track.getStreamURL()
         audio_stream = FFmpegPCMAudio(track_url)
 
-        while self.voice_channel.is_playing():
-            asyncio.sleep(2)
+        while self.voice_channel and self.voice_channel.is_playing():
+            bot_log.debug("waiting for track to finish")
+            await asyncio.sleep(2)
+        bot_log.debug("track finished")
 
-        self.voice_channel.play(audio_stream, after=self._toggle_next)
+        if self.voice_channel:
+            self.voice_channel.play(audio_stream, after=self._toggle_next)
 
-        plex_log.debug("%s - URL: %s", self.current_track, track_url)
+            plex_log.debug("%s - URL: %s", self.current_track, track_url)
 
-        embed, img = self._build_embed(self.current_track)
-        self.np_message_id = await self.ctx.send(embed=embed, file=img)
+            embed, img = self._build_embed_track(self.current_track)
+            self.np_message_id = await self.ctx.send(embed=embed, file=img)
+
+    async def _play_next(self):
+        try:
+            from asyncio.exceptions import CancelledError
+        except ImportError:
+            from concurrent.futures._base import CancelledError
+        if self.is_looping:
+            self.current_track = self.is_looping
+        else:
+            try:
+                self.current_track = await self.play_queue.get()
+            except CancelledError:
+                bot_log.debug("failed to pop queue")
+
+            if not self.current_track and self.loop_queue:
+                bot_log.debug("swapping loop queue and play queue")
+                for item in self.loop_queue:
+                    await self.play_queue.put(item)
+
+                try:
+                    self.current_track = await self.play_queue.get()
+                except CancelledError:
+                    bot_log.debug("failed to pop queue")
 
     async def _audio_player_task(self):
-        """Coroutine to handle playback and queuing
+        """
+        Coroutine to handle playback and queuing
 
         Always-running function awaiting new songs to be added.
         Auto disconnects from VC if idle for > 15 seconds.
@@ -229,20 +363,23 @@ class Plex(commands.Cog):
                 try:
                     # Disconnect after 15 seconds idle
                     async with timeout(15):
-                        self.current_track = await self.play_queue.get()
+                        await self._play_next()
                 except asyncio.TimeoutError:
+                    bot_log("timeout - disconnecting")
                     await self.voice_channel.disconnect()
                     self.voice_channel = None
 
             if not self.current_track:
-                self.current_track = await self.play_queue.get()
+                await self._play_next()
 
             await self._play()
             await self.play_next_event.wait()
-            await self.np_message_id.delete()
+            if self.np_message_id:
+                await self.np_message_id.delete()
 
     def _toggle_next(self, error=None):
-        """Callback for vc playback
+        """
+        Callback for vc playback
 
         Clears current track, then activates _audio_player_task
         to play next in queue or disconnect.
@@ -259,11 +396,13 @@ class Plex(commands.Cog):
         self.current_track = None
         self.bot.loop.call_soon_threadsafe(self.play_next_event.set)
 
-    def _build_embed(self, track, type_="play"):
-        """Creates a pretty embed card.
+    @staticmethod
+    def _build_embed_track(track, type_="play"):
+        """
+        Creates a pretty embed card for tracks
 
         Builds a helpful status embed with the following info:
-        Status, song title, album, artistm and album art. All
+        Status, song title, album, artist and album art. All
         pertitent information is grabbed dynamically from the Plex db.
 
         Args:
@@ -271,23 +410,29 @@ class Plex(commands.Cog):
             type_: Type of card to make (play, queue).
 
         Returns:
-            embed: discord.embed fully constructed img payload.
+            embed: discord.embed fully constructed payload.
             thumb_art: io.BytesIO of album thumbnail img.
 
         Raises:
             ValueError: Unsupported type of embed {type_}
         """
         # Grab the relevant thumbnail
-        img_stream = urlopen(track.thumbUrl)
-        img = io.BytesIO(img_stream.read())
+        if track.thumbUrl:
+            img_stream = requests.get(track.thumbUrl, stream=True).raw
+            img = io.BytesIO(img_stream.read())
+
+            # Attach to discord embed
+            art_file = discord.File(img, filename="image0.png")
+        else:
+            art_file = None
 
-        # Attach to discord embed
-        art_file = discord.File(img, filename="image0.png")
         # Get appropiate status message
         if type_ == "play":
             title = f"Now Playing - {track.title}"
         elif type_ == "queue":
             title = f"Added to queue - {track.title}"
+        elif type_ == "queued":
+            title = f"Next in line - {track.title}"
         else:
             raise ValueError(f"Unsupported type of embed {type_}")
 
@@ -302,13 +447,116 @@ class Plex(commands.Cog):
         # Point to file attached with ctx object.
         embed.set_thumbnail(url="attachment://image0.png")
 
-        bot_log.debug("Built embed for %s", track.title)
+        bot_log.debug("Built embed for track - %s", track.title)
 
         return embed, art_file
 
+    @staticmethod
+    def _build_embed_album(album):
+        """
+        Creates a pretty embed card for albums
+
+        Builds a helpful status embed with the following info:
+        album, artist, and album art. All pertitent information
+        is grabbed dynamically from the Plex db.
+
+        Args:
+            album: plexapi.audio.Album object of album
+
+        Returns:
+            embed: discord.embed fully constructed payload.
+            thumb_art: io.BytesIO of album thumbnail img.
+
+        Raises:
+            None
+        """
+        # Grab the relevant thumbnail
+        img_stream = requests.get(album.thumbUrl, stream=True).raw
+        img = io.BytesIO(img_stream.read())
+
+        # Attach to discord embed
+        art_file = discord.File(img, filename="image0.png")
+        title = "Added album to queue"
+        descrip = f"{album.title} - {album.artist().title}"
+
+        embed = discord.Embed(
+            title=title, description=descrip, colour=discord.Color.red()
+        )
+        embed.set_author(name="Plex")
+        embed.set_thumbnail(url="attachment://image0.png")
+        bot_log.debug("Built embed for album - %s", album.title)
+
+        return embed, art_file
+
+    @staticmethod
+    def _build_embed_playlist(self, playlist, title, descrip):
+        """
+        Creates a pretty embed card for playlists
+
+        Builds a helpful status embed with the following info:
+        playlist art. All pertitent information
+        is grabbed dynamically from the Plex db.
+
+        Args:
+            playlist: plexapi.playlist object of playlist
+
+        Returns:
+            embed: discord.embed fully constructed payload.
+            thumb_art: io.BytesIO of playlist thumbnail img.
+
+        Raises:
+            None
+        """
+        # Grab the relevant thumbnail
+        try:
+            img_stream = requests.get(self.pms.url(playlist.composite, True), stream=True).raw
+            img = io.BytesIO(img_stream.read())
+        except:
+            raise MediaNotFoundError("no image available")
+
+        # Attach to discord embed
+        art_file = discord.File(img, filename="image0.png")
+
+        embed = discord.Embed(
+            title=title, description=descrip, colour=discord.Color.red()
+        )
+        embed.set_author(name="Plex")
+        embed.set_thumbnail(url="attachment://image0.png")
+        bot_log.debug("Built embed for playlist - %s", playlist.title)
+
+        return embed, art_file
+
+    async def _validate(self, ctx):
+        """
+        Ensures user is in a vc
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+
+        Returns:
+            None
+
+        Raises:
+            VoiceChannelError: Author not in voice channel
+        """
+        # Fail if user not in vc
+        if not ctx.author.voice:
+            await ctx.send("Join a voice channel first!")
+            bot_log.debug("Failed to play, requester not in voice channel")
+            raise VoiceChannelError
+
+        # Connect to voice if not already
+        if not self.voice_channel:
+            try:
+                self.voice_channel = await ctx.author.voice.channel.connect()
+                bot_log.debug("Connected to vc.")
+            except asyncio.exceptions.TimeoutError:
+                bot_log.debug("Cannot connect to vc - timeout")
+
     @command()
     async def play(self, ctx, *args):
-        """User command to start playback
+        """
+        User command to play song
 
         Searchs plex db and either, initiates playback, or
         adds to queue. Handles invalid usage from the user.
@@ -325,44 +573,188 @@ class Plex(commands.Cog):
         """
         # Save the context to use with async callbacks
         self.ctx = ctx
-
-        if not args:
-            await ctx.send(f"Usage: {self.bot_prefix}play TITLE_OF_SONG")
-            bot_log.debug("Failed to play, invalid usage")
-            return
-
         title = " ".join(args)
-        track = self._search_tracks(title)
 
-        # Fail if song title can't be found
-        if not track:
+        try:
+            track = self._search_tracks(title)
+        except MediaNotFoundError:
             await ctx.send(f"Can't find song: {title}")
             bot_log.debug("Failed to play, can't find song - %s", title)
             return
 
-        # Fail if user not in vc
-        if not ctx.author.voice:
-            await ctx.send("Join a voice channel first!")
-            bot_log.debug("Failed to play, requester not in voice channel")
-            return
-
-        # Connect to voice if not already
-        if not self.voice_channel:
-            self.voice_channel = await ctx.author.voice.channel.connect()
-            bot_log.debug("Connected to vc.")
+        try:
+            await self._validate(ctx)
+        except VoiceChannelError:
+            pass
 
         # Specific add to queue message
-        if self.voice_channel.is_playing():
+        if self.voice_channel and self.voice_channel.is_playing():
             bot_log.debug("Added to queue - %s", title)
-            embed, img = self._build_embed(track, type_="queue")
+            embed, img = self._build_embed_track(track, type_="queue")
             await ctx.send(embed=embed, file=img)
 
         # Add the song to the async queue
         await self.play_queue.put(track)
 
+    @command()
+    async def album(self, ctx, *args):
+        """
+        User command to play song
+
+        Searchs plex db and either, initiates playback, or
+        adds to queue. Handles invalid usage from the user.
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+            *args: Title of song to play
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        # Save the context to use with async callbacks
+        self.ctx = ctx
+        title = " ".join(args)
+
+        try:
+            album = self._search_albums(title)
+        except MediaNotFoundError:
+            await ctx.send(f"Can't find album: {title}")
+            bot_log.debug("Failed to queue album, can't find - %s", title)
+            return
+
+        try:
+            await self._validate(ctx)
+        except VoiceChannelError:
+            pass
+
+        bot_log.debug("Added to queue - %s", title)
+        embed, img = self._build_embed_album(album)
+        await ctx.send(embed=embed, file=img)
+
+        for track in album.tracks():
+            await self.play_queue.put(track)
+
+    async def play_playlist(self, title, shuffle=False):
+        try:
+            playlist = self._search_playlists(title)
+        except MediaNotFoundError:
+            await self.ctx.send(f"Can't find playlist: {title}")
+            bot_log.debug("Failed to queue playlist, can't find - %s", title)
+            return
+
+        try:
+            await self._validate(self.ctx)
+        except VoiceChannelError:
+            pass
+
+        try:
+            embed, img = self._build_embed_playlist(self, playlist, "Added playlist to queue", playlist.title)
+            await self.ctx.send(embed=embed, file=img)
+
+            items = [ item for item in playlist.items() if item.TYPE == "track" ]
+            if shuffle:
+                from random import shuffle
+                shuffle(items)
+
+            for item in items:
+                await self.play_queue.put(item)
+
+            bot_log.debug("Added to queue - %s", title)
+
+        except MediaNotFoundError:
+            await self.ctx.send(message="Playlist "+title+" seems to be empty!")
+            bot_log.debug("Playlist empty - %s", title)
+
+    @command()
+    async def playlist(self, ctx, *args):
+        """
+        User command to play playlist
+
+        Searchs plex db and either, initiates playback, or
+        adds to queue. Handles invalid usage from the user.
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+            *args: Title of playlist to play
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        # Save the context to use with async callbacks
+        self.ctx = ctx
+        title = " ".join(args)
+        await self.play_playlist(title)
+
+    @command()
+    async def playlist_shuffle(self, ctx, *args):
+        """
+        User command to play playlist in shuffle mode
+
+        Searchs plex db and either, initiates playback, or
+        adds to queue. Handles invalid usage from the user.
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+            *args: Title of playlist to play
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        # Save the context to use with async callbacks
+        self.ctx = ctx
+        title = " ".join(args)
+        await self.play_playlist(title,shuffle=True)
+
+
+    @command()
+    async def show_playlists(self, ctx, *args):
+        """
+        User command to show playlists
+
+        Searchs plex db and shows playlists matching.
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+            *args: String filter for playlist names
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        # Save the context to use with async callbacks
+        self.ctx = ctx
+
+        playlists = self._get_playlists()
+
+        try:
+            await self._validate(ctx)
+        except VoiceChannelError:
+            pass
+
+        for playlist in playlists:
+            if args and not any(arg in playlist.title for arg in args):
+                continue
+            from datetime import timedelta
+            if playlist.duration:
+                seconds = playlist.duration / 1000
+                embed, img = self._build_embed_playlist(self, playlist, playlist.title, "{:0>8}".format(str(timedelta(seconds=seconds))))
+                await ctx.send(embed=embed, file=img)
+
     @command()
     async def stop(self, ctx):
-        """User command to stop playback
+        """
+        User command to stop playback
 
         Stops playback and disconnects from vc.
 
@@ -383,9 +775,84 @@ class Plex(commands.Cog):
             bot_log.debug("Stopped")
             await ctx.send(":stop_button: Stopped")
 
+    @command()
+    async def loop(self, ctx):
+        """
+        User command to activate looping the current track
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        bot_log.debug("Looping "+str(self.current_track))
+        self.is_looping = self.current_track
+
+    @command()
+    async def loopq(self, ctx):
+        """
+        User command to activate looping the current queue
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        bot_log.debug("Looping current queue")
+        if self.current_track:
+            self.loop_queue = [ self.current_track ]
+        else:
+            self.loop_queue = []
+        for item in self.play_queue._queue:
+            self.loop_queue.append(item)
+
+    @command()
+    async def unloop(self, ctx):
+        """
+        User command to deactivate looping the current track
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        bot_log.debug("Looping current queue")
+        self.is_looping = False
+
+    @command()
+    async def unloopq(self, ctx):
+        """
+        User command to deactivate looping the current queue
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        bot_log.debug("Unlooping")
+        self.loop_queue = None
+
+
     @command()
     async def pause(self, ctx):
-        """User command to pause playback
+        """
+        User command to pause playback
 
         Pauses playback, but doesn't reset anything
         to allow playback resuming.
@@ -406,7 +873,8 @@ class Plex(commands.Cog):
 
     @command()
     async def resume(self, ctx):
-        """User command to resume playback
+        """
+        User command to resume playback
 
         Args:
             ctx: discord.ext.commands.Context message context from command
@@ -423,8 +891,9 @@ class Plex(commands.Cog):
             await ctx.send(":play_pause: Resumed")
 
     @command()
-    async def skip(self, ctx):
-        """User command to skip song in queue
+    async def skip(self, ctx, *args):
+        """
+        User command to skip song in queue
 
         Skips currently playing song. If no other songs in
         queue, stops playback, otherwise moves to next song.
@@ -438,15 +907,22 @@ class Plex(commands.Cog):
         Raises:
             None
         """
-        bot_log.debug("Skip")
+        n = 1
+        if args:
+            n = int(args[0])
+        bot_log.debug("Skipping "+str(n))
         if self.voice_channel:
             self.voice_channel.stop()
             bot_log.debug("Skipped")
+            if n>1:
+                for i in range(n-1):
+                    await self.play_queue.get()
             self._toggle_next()
 
     @command(name="np")
     async def now_playing(self, ctx):
-        """User command to get currently playing song.
+        """
+        User command to get currently playing song.
 
         Deletes old `now playing` status message,
         Creates a new one with up to date information.
@@ -461,18 +937,55 @@ class Plex(commands.Cog):
             None
         """
         if self.current_track:
-            embed, img = self._build_embed(self.current_track)
+            embed, img = self._build_embed_track(self.current_track,type_="play")
             bot_log.debug("Now playing")
             if self.np_message_id:
-                await self.np_message_id.delete()
-                bot_log.debug("Deleted old np status")
+                try:
+                    await self.np_message_id.delete()
+                    bot_log.debug("Deleted old np status")
+                except discord.errors.NotFound:
+                    pass
 
             bot_log.debug("Created np status")
             self.np_message_id = await ctx.send(embed=embed, file=img)
 
+    @command(name="q")
+    async def show_queue(self, ctx):
+        """
+        User command to print the current queue
+
+        Deletes old `now playing` status message,
+        Creates a new one with up to date information.
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+
+        Returns:
+            None
+
+        Raises:
+            None
+        """
+        bot_log.debug("Deleted old queue messages")
+        for msg in self.show_queue_message_ids:
+            await msg.delete()
+
+        # need to do this in order to avoid errors when queue is modified during inspection
+        elems = []
+        for track in self.play_queue._queue:
+            elems.append(track)
+
+        for track in elems:
+            embed, img = self._build_embed_track(track,type_="queued")
+            bot_log.debug("Show queue")
+
+            bot_log.debug("Created queue message")
+            self.show_queue_message_ids.append(await ctx.send(embed=embed, file=img))
+
     @command()
     async def clear(self, ctx):
-        """User command to clear play queue.
+        """
+        User command to clear play queue.
 
         Args:
             ctx: discord.ext.commands.Context message context from command
@@ -484,5 +997,58 @@ class Plex(commands.Cog):
             None
         """
         self.play_queue = asyncio.Queue()
+        self.loop_queue = None
         bot_log.debug("Cleared queue")
         await ctx.send(":boom: Queue cleared.")
+
+    @command()
+    async def lyrics(self, ctx):
+        """
+        User command to get lyrics of a song.
+
+        Args:
+            ctx: discord.ext.commands.Context message context from command
+
+            Returns:
+                None
+
+            Raises:
+                None
+        """
+        if not self.current_track:
+            plex_log.info("No song currently playing")
+            return
+
+        if self.genius:
+            plex_log.info(
+                "Searching for %s, %s",
+                self.current_track.title,
+                self.current_track.artist().title,
+            )
+            try:
+                song = self.genius.search_song(
+                    self.current_track.title, self.current_track.artist().title
+                )
+            except TypeError:
+                self.genius = None
+                plex_log.error("Invalid genius token, disabling lyrics")
+                return
+
+            try:
+                lyrics = song.lyrics
+                # Split into 1950 char chunks
+                # Discord max message length is 2000
+                lines = [(lyrics[i : i + 1950]) for i in range(0, len(lyrics), 1950)]
+
+                for i in lines:
+                    if i == "":
+                        continue
+                    # Apply code block format
+                    i = f"```{i}```"
+                    await ctx.send(i)
+
+            except (IndexError, TypeError):
+                plex_log.info("Could not find lyrics")
+                await ctx.send("Can't find lyrics for this song.")
+        else:
+            plex_log.warning("Attempted lyrics without valid token")

PlexBot/exceptions.py

@@ -0,0 +1,10 @@
+class MediaNotFoundError(Exception):
+    """Raised when a PlexAPI media resource cannot be found."""
+
+    pass
+
+
+class VoiceChannelError(Exception):
+    """Raised when user is not connected to a voice channel."""
+
+    pass

README.md

@@ -1,5 +1,6 @@
 # Plex-Bot
 
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/c93b8ff976ce4205a95046487917476b)](https://app.codacy.com/manual/jarulsamy/Plex-Bot?utm_source=github.com&utm_medium=referral&utm_content=jarulsamy/Plex-Bot&utm_campaign=Badge_Grade_Dashboard)
 [![GPLv3 license](https://img.shields.io/badge/License-GPLv3-blue.svg)](http://perso.crans.org/besson/LICENSE.html)
 ![docker pulls](https://img.shields.io/docker/pulls/jarulsamy/plex-bot)
 ![docker img size](https://img.shields.io/docker/image-size/jarulsamy/plex-bot)
@@ -62,6 +63,9 @@ Plex-Bot runs entirely in a Docker container. Ensure you have Docker and docker-
      token: "<PLEX_TOKEN>"
      library_name: "<LIBRARY_NAME>"
      log_level: "debug"
+
+   lyrics:
+     token: "none" # Add your token here if you enable lyrics
    ```
 
 4. Create a Discord bot application:
@@ -88,11 +92,25 @@ Plex-Bot runs entirely in a Docker container. Ensure you have Docker and docker-
 
      * Add it to `config/config.yaml` in the appropiate spot.
 
-6. Customize remaining settings
+6. Get your Lyrics Genius token (Optional):
+
+   If you would like to enable the lyrics feature of the bot, you need to signup for a free GeniusLyrics account, [here](https://genius.com/api-clients).
+
+   After you make an account:
+
+   1. Click New API Client
+
+   2. Set the app website url to: `https://github.com/jarulsamy/Plex-Bot`
+
+   3. Set the redirect url to: `http://localhost`
+
+   4. Copy the **Client Access Token** and replace `None` with your token in `config/config.yaml`
+
+7. Customize remaining settings
 
     Set any remaining settings in the config file that you would like. Such as music library, and base url of the Plex server.
 
-7. Start the service:
+8. Start the service:
 
    ```bash
    docker-compose up -d
@@ -113,19 +131,22 @@ docker-compose logs -f PlexBot
 
 ```text
 General:
-  kill - Stop the bot.
-Plex:
-  np - View currently playing song.
-  pause - Pause currently playing song.
-  play - Play a song from the Plex library.
-  resume - Resume a paused song.
-  skip - Skip a song.
-  stop - Stop playing.
-​No Category:
-  help   Shows this message
+    kill [silent] - Halt the bot [silently].
+    help - Print this help message.
+    cleanup - Delete old messages from the bot.
 
-Type ?help command for more info on a command.
-You can also type ?help category for more info on a category.
+Plex:
+    play <SONG_NAME> - Play a song from the plex server.
+    album <ALBUM_NAME> - Queue an entire album to play.
+    playlist <PLAYLIST_NAME> - Queue an entire playlist to play.
+    lyrics - Print the lyrics of the song (Requires Genius API)
+    np - Print the current playing song.
+    stop - Halt playback and leave vc.
+    pause - Pause playback.
+    resume - Resume playback.
+    clear - Clear play queue.
+
+[] - Optional args.
 ```
 
 * * *

docker-compose_dev.yml

@@ -0,0 +1,13 @@
+version: "3"
+services:
+  plex-bot:
+    container_name: "PlexBot"
+    build: .
+    environment:
+      - PUID=1000
+      - PGID=1000
+      - TZ=America/Denver
+    # Required dir for configuration files
+    volumes:
+      - "./config:/config:ro"
+    restart: "no"

requirements.txt

@@ -1,6 +1,7 @@
-discord.py==1.3.4
+discord.py==1.4.1
 PlexAPI==4.0.0
 fuzzywuzzy==0.18.0
 pynacl==1.4.0
 ffmpeg==1.4
 PyYAML==5.3.1
+lyricsgenius==2.0.0

sample-config.yaml

@@ -11,3 +11,6 @@ plex:
   token: "<PLEX_TOKEN>"
   library_name: "<LIBRARY_NAME>"
   log_level: "debug"
+
+lyrics:
+  token: <CLIENT_ACCESS_TOKEN>