Merge branch '8-video-inappropriate' into 'develop'

Fix age-restricted songs not playable

Closes #8

See merge request ekzyis/musicube!7

.env.template

@@ -1 +1,2 @@
-BOT_TOKEN=
+DISCORD_BOT_TOKEN=
+YOUTUBE_COOKIES=

.gitignore

@@ -2,3 +2,4 @@ venv
 __pycache__
 .env
 .coverage
+*cookies.txt

src/bot.py

@@ -20,7 +20,8 @@ class Music(commands.Cog):
     self._bot = bot
     self._queue = asyncio.Queue()
     self._queue_lock = asyncio.Lock()
-    self._ytdl_format_options = {
+    self._ytdl_params = {
+        'cookiefile': os.environ.get('YOUTUBE_COOKIES'),
         'format': 'bestaudio/best',
         'outtmpl': '%(extractor)s-%(id)s-%(title)s.%(ext)s',
         'restrictfilenames': True,
@@ -36,7 +37,7 @@ class Music(commands.Cog):
     self._ffmpeg_options = {
         'options': '-vn'
     }
-    self._ytdl = youtube_dl.YoutubeDL(self._ytdl_format_options)
+    self._ytdl = youtube_dl.YoutubeDL(self._ytdl_params)
     # pylint: disable=no-member
     self._handle_playback.start()
 
@@ -99,9 +100,9 @@ if __name__ == "__main__":
   bot.add_cog(Music(bot))
   bot.add_cog(ErrorHandler(bot))
 
-  token = os.environ.get("BOT_TOKEN", None)
+  token = os.environ.get("DISCORD_BOT_TOKEN", None)
   if not token:
-    print("No token found in BOT_TOKEN")
+    print("Discord bot token not found")
     sys.exit(1)
 
   bot.run(token)