def pin(bot: Bot, update: Update, args: List[str]) -> str:
user = update.effective_user
chat = update.effective_chat
message = update.effective_message
is_group = chat.type not in ["private", "channel"]
prev_message = update.effective_message.reply_to_message
if user_can_pin(chat, user, bot.id) is False:
message.reply_text(tld(chat.id, "admin_no_pin_perm"))
return ""
is_silent = True
if args:
is_silent = not args[0].lower() in ['notify', 'loud', 'violent']
if prev_message and is_group:
try:
bot.pinChatMessage(chat.id,
prev_message.message_id,
disable_notification=is_silent)
except BadRequest as excp:
if excp.message != "Chat_not_modified":
raise
return f"<b>{html.escape(chat.title)}:</b>" \
"\n#PINNED" \
f"\n<b>• Admin:</b> {mention_html(user.id, user.first_name)}"
return ""
def unpin(bot: Bot, update: Update) -> str:
chat = update.effective_chat
user = update.effective_user
message = update.effective_message
if user_can_pin(chat, user, bot.id) is False:
message.reply_text(tld(chat.id, "admin_no_pin_perm"))
return ""
try:
bot.unpinChatMessage(chat.id)
except BadRequest as excp:
if excp.message != "Chat_not_modified":
raise
return f"<b>{html.escape(chat.title)}:</b>" \
"\n#UNPINNED" \
f"\n<b>• Admin:</b> {mention_html(user.id, user.first_name)}"