mirror of
https://github.com/Cog-Creators/Red-DiscordBot.git
synced 2025-11-06 03:08:55 -05:00
8756b22f5a
* Okay, let's fix the issues here hopefully. * This is working now * Unfinished, and needs a lot of testing. * more work * working * minor thing to remove * improve i18n and usage feedback
136 lines
4.1 KiB
Python
136 lines
4.1 KiB
Python
import discord
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from datetime import datetime
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from redbot.core.utils.chat_formatting import pagify
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import io
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import sys
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_instances = {}
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class TunnelMeta(type):
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"""
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lets prevent having multiple tunnels with the same
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places involved.
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"""
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def __call__(cls, *args, **kwargs):
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lockout_tuple = (
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(kwargs.get('sender'), kwargs.get('origin')),
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kwargs.get('recipient')
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)
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if not (
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any(
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lockout_tuple[0] == x[0]
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for x in _instances.keys()
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) or any(
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lockout_tuple[1] == x[1]
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for x in _instances.keys()
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)
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):
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_instances[lockout_tuple] = super(
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TunnelMeta, cls).__call__(*args, **kwargs)
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return _instances[lockout_tuple]
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elif lockout_tuple in _instances:
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return _instances[lockout_tuple]
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else:
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return None
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class Tunnel(metaclass=TunnelMeta):
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"""
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A tunnel interface for messages
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This will return None on init if the destination
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or source + origin pair is already in use
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You should close tunnels when done with them
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"""
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def __init__(self, *,
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sender: discord.Member,
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origin: discord.TextChannel,
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recipient: discord.User):
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self.sender = sender
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self.origin = origin
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self.recipient = recipient
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self.last_interaction = datetime.utcnow()
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def __del__(self):
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lockout_tuple = ((self.sender, self.origin), self.recipient)
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_instances.pop(lockout_tuple, None)
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def close(self):
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self.__del__()
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async def react_close(self, *, uid: int, message: str):
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send_to = self.origin if uid == self.sender.id else self.sender
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closer = next(filter(
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lambda x: x.id == uid, (self.sender, self.recipient)), None)
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await send_to.send(
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message.format(closer=closer)
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)
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self.close()
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@property
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def members(self):
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return (self.sender, self.recipient)
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@property
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def minutes_since(self):
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return (self.last_interaction - datetime.utcnow()).minutes
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async def communicate(self, *,
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message: discord.Message,
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topic: str=None,
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skip_message_content: bool=False):
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if message.channel == self.origin \
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and message.author == self.sender:
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send_to = self.recipient
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elif message.author == self.recipient \
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and isinstance(message.channel, discord.DMChannel):
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send_to = self.origin
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else:
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return None
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if not skip_message_content:
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content = "\n".join((topic, message.content)) if topic \
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else message.content
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else:
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content = topic
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attach = None
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if message.attachments:
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files = []
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size = 0
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max_size = 8 * 1024 * 1024
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for a in message.attachments:
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_fp = io.BytesIO()
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await a.save(_fp)
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size += sys.getsizeof(_fp)
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if size > max_size:
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await send_to.send(
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"Could not forward attatchments. "
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"Total size of attachments in a single "
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"message must be less than 8MB."
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)
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break
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files.append(
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discord.File(_fp, filename=a.filename)
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)
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else:
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attach = files
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rets = []
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for page in pagify(content):
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rets.append(
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await send_to.send(content, files=attach)
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)
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if attach:
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del attach
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await message.add_reaction("\N{WHITE HEAVY CHECK MARK}")
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await message.add_reaction("\N{NEGATIVE SQUARED CROSS MARK}")
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self.last_interaction = datetime.utcnow()
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await rets[-1].add_reaction("\N{NEGATIVE SQUARED CROSS MARK}")
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return [rets[-1].id, message.id]
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