[Mod] Added voice kicking. (#2639)

* Added voice kicking.

* Reversed exceptions.

* Lets use a check that works for this task 👀

* Update abc.py

* Black formatting

redbot/cogs/mod/abc.py

@@ -20,6 +20,13 @@ class MixinMeta(ABC):
         self.ban_queue: List[Tuple[int, int]]
         self.unban_queue: List[Tuple[int, int]]
 
+    @staticmethod
+    @abstractmethod
+    async def _voice_perm_check(
+        ctx: commands.Context, user_voice_state: Optional[discord.VoiceState], **perms: bool
+    ) -> bool:
+        raise NotImplementedError()
+
     @classmethod
     @abstractmethod
     async def get_audit_entry_info(

redbot/cogs/mod/casetypes.py

@@ -97,4 +97,10 @@ CASETYPES = [
         "case_str": "Server Unmute",
         "audit_type": "overwrite_update",
     },
+    {
+        "name": "vkick",
+        "default_setting": False,
+        "image": "\N{SPEAKER WITH CANCELLATION STROKE}",
+        "case_str": "Voice Kick",
+    },
 ]

redbot/cogs/mod/kickban.py

@@ -495,6 +495,56 @@ class KickBanMixin(MixinMeta):
                 await ctx.send(e)
             await ctx.send(_("Done. Enough chaos."))
 
+    @commands.command()
+    @commands.guild_only()
+    @commands.mod_or_permissions(move_members=True)
+    async def voicekick(
+        self, ctx: commands.Context, member: discord.Member, *, reason: str = None
+    ):
+        """Kick a member from a voice channel."""
+        author = ctx.author
+        guild = ctx.guild
+        user_voice_state: discord.VoiceState = member.voice
+
+        if await self._voice_perm_check(ctx, user_voice_state, move_members=True) is False:
+            return
+        elif not await is_allowed_by_hierarchy(self.bot, self.settings, guild, author, member):
+            await ctx.send(
+                _(
+                    "I cannot let you do that. You are "
+                    "not higher than the user in the role "
+                    "hierarchy."
+                )
+            )
+            return
+        case_channel = member.voice.channel
+        # Store this channel for the case channel.
+
+        try:
+            await member.move_to(discord.Object(id=None))
+            # Work around till we get D.py 1.1.0, whereby we can directly do None.
+        except discord.Forbidden:  # Very unlikely that this will ever occur
+            await ctx.send(_("I am unable to kick this member from the voice channel."))
+            return
+        except discord.HTTPException:
+            await ctx.send(_("Something went wrong while attempting to kick that member"))
+            return
+        else:
+            try:
+                await modlog.create_case(
+                    self.bot,
+                    guild,
+                    ctx.message.created_at,
+                    "vkick",
+                    member,
+                    author,
+                    reason,
+                    until=None,
+                    channel=case_channel,
+                )
+            except RuntimeError as e:
+                await ctx.send(e)
+
     @commands.command()
     @commands.guild_only()
     @commands.bot_has_permissions(ban_members=True)