2020-08-10 20:19:44 +01:00

477 lines
17 KiB
Python

import asyncio
from typing import cast, Optional
import discord
from redbot.core import commands, checks, i18n, modlog
from redbot.core.utils import AsyncIter
from redbot.core.utils.chat_formatting import format_perms_list
from redbot.core.utils.mod import get_audit_reason, is_allowed_by_hierarchy
from .abc import MixinMeta
T_ = i18n.Translator("Mod", __file__)
_ = lambda s: s
mute_unmute_issues = {
"already_muted": _("That user can't send messages in this channel."),
"already_unmuted": _("That user isn't muted in this channel."),
"hierarchy_problem": _(
"I cannot let you do that. You are not higher than the user in the role hierarchy."
),
"is_admin": _("That user cannot be muted, as they have the Administrator permission."),
"permissions_issue": _(
"Failed to mute user. I need the manage roles "
"permission and the user I'm muting must be "
"lower than myself in the role hierarchy."
),
"left_guild": _("The user has left the server while applying an overwrite."),
"unknown_channel": _("The channel I tried to mute the user in isn't found."),
}
_ = T_
class MuteMixin(MixinMeta):
"""
Stuff for mutes goes here
"""
@staticmethod
async def _voice_perm_check(
ctx: commands.Context, user_voice_state: Optional[discord.VoiceState], **perms: bool
) -> bool:
"""Check if the bot and user have sufficient permissions for voicebans.
This also verifies that the user's voice state and connected
channel are not ``None``.
Returns
-------
bool
``True`` if the permissions are sufficient and the user has
a valid voice state.
"""
if user_voice_state is None or user_voice_state.channel is None:
await ctx.send(_("That user is not in a voice channel."))
return False
voice_channel: discord.VoiceChannel = user_voice_state.channel
required_perms = discord.Permissions()
required_perms.update(**perms)
if not voice_channel.permissions_for(ctx.me) >= required_perms:
await ctx.send(
_("I require the {perms} permission(s) in that user's channel to do that.").format(
perms=format_perms_list(required_perms)
)
)
return False
if (
ctx.permission_state is commands.PermState.NORMAL
and not voice_channel.permissions_for(ctx.author) >= required_perms
):
await ctx.send(
_(
"You must have the {perms} permission(s) in that user's channel to use this "
"command."
).format(perms=format_perms_list(required_perms))
)
return False
return True
@commands.command()
@commands.guild_only()
@checks.admin_or_permissions(mute_members=True, deafen_members=True)
async def voiceunban(self, ctx: commands.Context, user: discord.Member, *, reason: str = None):
"""Unban a user from speaking and listening in the server's voice channels."""
user_voice_state = user.voice
if (
await self._voice_perm_check(
ctx, user_voice_state, deafen_members=True, mute_members=True
)
is False
):
return
needs_unmute = True if user_voice_state.mute else False
needs_undeafen = True if user_voice_state.deaf else False
audit_reason = get_audit_reason(ctx.author, reason)
if needs_unmute and needs_undeafen:
await user.edit(mute=False, deafen=False, reason=audit_reason)
elif needs_unmute:
await user.edit(mute=False, reason=audit_reason)
elif needs_undeafen:
await user.edit(deafen=False, reason=audit_reason)
else:
await ctx.send(_("That user isn't muted or deafened by the server!"))
return
guild = ctx.guild
author = ctx.author
await modlog.create_case(
self.bot,
guild,
ctx.message.created_at,
"voiceunban",
user,
author,
reason,
until=None,
channel=None,
)
await ctx.send(_("User is now allowed to speak and listen in voice channels"))
@commands.command()
@commands.guild_only()
@checks.admin_or_permissions(mute_members=True, deafen_members=True)
async def voiceban(self, ctx: commands.Context, user: discord.Member, *, reason: str = None):
"""Ban a user from speaking and listening in the server's voice channels."""
user_voice_state: discord.VoiceState = user.voice
if (
await self._voice_perm_check(
ctx, user_voice_state, deafen_members=True, mute_members=True
)
is False
):
return
needs_mute = True if user_voice_state.mute is False else False
needs_deafen = True if user_voice_state.deaf is False else False
audit_reason = get_audit_reason(ctx.author, reason)
author = ctx.author
guild = ctx.guild
if needs_mute and needs_deafen:
await user.edit(mute=True, deafen=True, reason=audit_reason)
elif needs_mute:
await user.edit(mute=True, reason=audit_reason)
elif needs_deafen:
await user.edit(deafen=True, reason=audit_reason)
else:
await ctx.send(_("That user is already muted and deafened server-wide!"))
return
await modlog.create_case(
self.bot,
guild,
ctx.message.created_at,
"voiceban",
user,
author,
reason,
until=None,
channel=None,
)
await ctx.send(_("User has been banned from speaking or listening in voice channels"))
@commands.group()
@commands.guild_only()
@checks.mod_or_permissions(manage_channels=True)
async def mute(self, ctx: commands.Context):
"""Mute users."""
pass
@mute.command(name="voice")
@commands.guild_only()
async def voice_mute(self, ctx: commands.Context, user: discord.Member, *, reason: str = None):
"""Mute a user in their current voice channel."""
user_voice_state = user.voice
if (
await self._voice_perm_check(
ctx, user_voice_state, mute_members=True, manage_channels=True
)
is False
):
return
guild = ctx.guild
author = ctx.author
channel = user_voice_state.channel
audit_reason = get_audit_reason(author, reason)
success, issue = await self.mute_user(guild, channel, author, user, audit_reason)
if success:
await modlog.create_case(
self.bot,
guild,
ctx.message.created_at,
"vmute",
user,
author,
reason,
until=None,
channel=channel,
)
await ctx.send(
_("Muted {user} in channel {channel.name}").format(user=user, channel=channel)
)
try:
if channel.permissions_for(ctx.me).move_members:
await user.move_to(channel)
else:
raise RuntimeError
except (discord.Forbidden, RuntimeError):
await ctx.send(
_(
"Because I don't have the Move Members permission, this will take into effect when the user rejoins."
)
)
else:
await ctx.send(issue)
@mute.command(name="channel")
@commands.guild_only()
@commands.bot_has_permissions(manage_roles=True)
@checks.mod_or_permissions(administrator=True)
async def channel_mute(
self, ctx: commands.Context, user: discord.Member, *, reason: str = None
):
"""Mute a user in the current text channel."""
author = ctx.message.author
channel = ctx.message.channel
guild = ctx.guild
audit_reason = get_audit_reason(author, reason)
success, issue = await self.mute_user(guild, channel, author, user, audit_reason)
if success:
await modlog.create_case(
self.bot,
guild,
ctx.message.created_at,
"cmute",
user,
author,
reason,
until=None,
channel=channel,
)
await channel.send(_("User has been muted in this channel."))
else:
await channel.send(issue)
@mute.command(name="server", aliases=["guild"])
@commands.guild_only()
@commands.bot_has_permissions(manage_roles=True)
@checks.mod_or_permissions(administrator=True)
async def guild_mute(self, ctx: commands.Context, user: discord.Member, *, reason: str = None):
"""Mutes user in the server."""
author = ctx.message.author
guild = ctx.guild
audit_reason = get_audit_reason(author, reason)
mute_success = []
async with ctx.typing():
for channel in guild.channels:
success, issue = await self.mute_user(guild, channel, author, user, audit_reason)
mute_success.append((success, issue))
await modlog.create_case(
self.bot,
guild,
ctx.message.created_at,
"smute",
user,
author,
reason,
until=None,
channel=None,
)
await ctx.send(_("User has been muted in this server."))
@commands.group()
@commands.guild_only()
@commands.bot_has_permissions(manage_roles=True)
@checks.mod_or_permissions(manage_channels=True)
async def unmute(self, ctx: commands.Context):
"""Unmute users."""
pass
@unmute.command(name="voice")
@commands.guild_only()
async def unmute_voice(
self, ctx: commands.Context, user: discord.Member, *, reason: str = None
):
"""Unmute a user in their current voice channel."""
user_voice_state = user.voice
if (
await self._voice_perm_check(
ctx, user_voice_state, mute_members=True, manage_channels=True
)
is False
):
return
guild = ctx.guild
author = ctx.author
channel = user_voice_state.channel
audit_reason = get_audit_reason(author, reason)
success, message = await self.unmute_user(guild, channel, author, user, audit_reason)
if success:
await modlog.create_case(
self.bot,
guild,
ctx.message.created_at,
"vunmute",
user,
author,
reason,
until=None,
channel=channel,
)
await ctx.send(
_("Unmuted {user} in channel {channel.name}").format(user=user, channel=channel)
)
try:
if channel.permissions_for(ctx.me).move_members:
await user.move_to(channel)
else:
raise RuntimeError
except (discord.Forbidden, RuntimeError):
await ctx.send(
_(
"Because I don't have the Move Members permission, this will take into effect when the user rejoins."
)
)
else:
await ctx.send(_("Unmute failed. Reason: {}").format(message))
@checks.mod_or_permissions(administrator=True)
@unmute.command(name="channel")
@commands.bot_has_permissions(manage_roles=True)
@commands.guild_only()
async def unmute_channel(
self, ctx: commands.Context, user: discord.Member, *, reason: str = None
):
"""Unmute a user in this channel."""
channel = ctx.channel
author = ctx.author
guild = ctx.guild
audit_reason = get_audit_reason(author, reason)
success, message = await self.unmute_user(guild, channel, author, user, audit_reason)
if success:
await modlog.create_case(
self.bot,
guild,
ctx.message.created_at,
"cunmute",
user,
author,
reason,
until=None,
channel=channel,
)
await ctx.send(_("User unmuted in this channel."))
else:
await ctx.send(_("Unmute failed. Reason: {}").format(message))
@checks.mod_or_permissions(administrator=True)
@unmute.command(name="server", aliases=["guild"])
@commands.bot_has_permissions(manage_roles=True)
@commands.guild_only()
async def unmute_guild(
self, ctx: commands.Context, user: discord.Member, *, reason: str = None
):
"""Unmute a user in this server."""
guild = ctx.guild
author = ctx.author
audit_reason = get_audit_reason(author, reason)
unmute_success = []
async with ctx.typing():
for channel in guild.channels:
success, message = await self.unmute_user(
guild, channel, author, user, audit_reason
)
unmute_success.append((success, message))
await modlog.create_case(
self.bot,
guild,
ctx.message.created_at,
"sunmute",
user,
author,
reason,
until=None,
)
await ctx.send(_("User has been unmuted in this server."))
async def mute_user(
self,
guild: discord.Guild,
channel: discord.abc.GuildChannel,
author: discord.Member,
user: discord.Member,
reason: str,
) -> (bool, str):
"""Mutes the specified user in the specified channel"""
overwrites = channel.overwrites_for(user)
permissions = channel.permissions_for(user)
if permissions.administrator:
return False, _(mute_unmute_issues["is_admin"])
new_overs = {}
if not isinstance(channel, discord.TextChannel):
new_overs.update(speak=False)
if not isinstance(channel, discord.VoiceChannel):
new_overs.update(send_messages=False, add_reactions=False)
if all(getattr(permissions, p) is False for p in new_overs.keys()):
return False, _(mute_unmute_issues["already_muted"])
elif not await is_allowed_by_hierarchy(self.bot, self.config, guild, author, user):
return False, _(mute_unmute_issues["hierarchy_problem"])
old_overs = {k: getattr(overwrites, k) for k in new_overs}
overwrites.update(**new_overs)
try:
await channel.set_permissions(user, overwrite=overwrites, reason=reason)
except discord.Forbidden:
return False, _(mute_unmute_issues["permissions_issue"])
except discord.NotFound as e:
if e.code == 10003:
return False, _(mute_unmute_issues["unknown_channel"])
elif e.code == 10009:
return False, _(mute_unmute_issues["left_guild"])
else:
await self.config.member(user).set_raw("perms_cache", str(channel.id), value=old_overs)
return True, None
async def unmute_user(
self,
guild: discord.Guild,
channel: discord.abc.GuildChannel,
author: discord.Member,
user: discord.Member,
reason: str,
) -> (bool, str):
overwrites = channel.overwrites_for(user)
perms_cache = await self.config.member(user).perms_cache()
if channel.id in perms_cache:
old_values = perms_cache[channel.id]
else:
old_values = {"send_messages": None, "add_reactions": None, "speak": None}
if all(getattr(overwrites, k) == v for k, v in old_values.items()):
return False, _(mute_unmute_issues["already_unmuted"])
elif not await is_allowed_by_hierarchy(self.bot, self.config, guild, author, user):
return False, _(mute_unmute_issues["hierarchy_problem"])
overwrites.update(**old_values)
try:
if overwrites.is_empty():
await channel.set_permissions(
user, overwrite=cast(discord.PermissionOverwrite, None), reason=reason
)
else:
await channel.set_permissions(user, overwrite=overwrites, reason=reason)
except discord.Forbidden:
return False, _(mute_unmute_issues["permissions_issue"])
except discord.NotFound as e:
if e.code == 10003:
return False, _(mute_unmute_issues["unknown_channel"])
elif e.code == 10009:
return False, _(mute_unmute_issues["left_guild"])
else:
await self.config.member(user).clear_raw("perms_cache", str(channel.id))
return True, None