forked from kate/uniborg
53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
import asyncio
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import re
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from telethon import events
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from telethon.tl.functions.channels import EditTitleRequest
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MULTI_EDIT_TIMEOUT = 80
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REVERT_TIMEOUT = 2 * 60 * 60
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CHANNEL_ID = 1040270887
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DEFAULT_TITLE = "Programming & Tech"
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prog_tech_channel = None
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lock = asyncio.Lock()
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def fix_title(s):
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# Ideally this would be a state machine, but ¯\_(ツ)_/¯
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def replace(m):
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token = m.group(1)
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if token.lower() == 'and':
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token = '&'
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return token[0].upper() + token[1:] + (' ' if m.group(2) else '')
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return re.sub(r'(\S+)(\s+)?', replace, s)
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async def edit_title(title):
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global prog_tech_channel
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if prog_tech_channel is None:
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prog_tech_channel = await borg.get_entity(CHANNEL_ID)
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await borg(EditTitleRequest(
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channel=prog_tech_channel, title=title
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))
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@borg.on(events.NewMessage(
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pattern=re.compile(r"(?i)programming (?:&|and) (.+)"), chats=CHANNEL_ID))
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async def on_name(event):
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new_topic = fix_title(event.pattern_match.group(1))
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new_title = f"Programming & {new_topic}"
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if "Tech" not in new_title:
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new_title += " & Tech"
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if len(new_title) > 255 or lock.locked():
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return
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with (await lock):
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await edit_title(new_title)
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await asyncio.sleep(MULTI_EDIT_TIMEOUT)
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await asyncio.sleep(REVERT_TIMEOUT)
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if lock.locked():
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return
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with (await lock):
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await edit_title(DEFAULT_TITLE)
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