Tulir Asokan
129 lines
5.8 KiB
Python
129 lines
5.8 KiB
Python
# mautrix-telegram - A Matrix-Telegram puppeting bridge
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# Copyright (C) 2019 Tulir Asokan
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from __future__ import annotations
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from typing import Awaitable, Callable, NamedTuple, Any, TYPE_CHECKING
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from telethon.errors import FloodWaitError
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from mautrix.types import RoomID, EventID, MessageEventContent
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from mautrix.bridge.commands import (HelpSection, CommandEvent as BaseCommandEvent,
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CommandHandler as BaseCommandHandler,
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CommandProcessor as BaseCommandProcessor,
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CommandHandlerFunc, command_handler as base_command_handler)
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from mautrix.util.format_duration import format_duration
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from .. import user as u, portal as po
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if TYPE_CHECKING:
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from ..__main__ import TelegramBridge
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class HelpCacheKey(NamedTuple):
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is_management: bool
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is_portal: bool
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puppet_whitelisted: bool
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matrix_puppet_whitelisted: bool
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is_admin: bool
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is_logged_in: bool
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SECTION_AUTH = HelpSection("Authentication", 10, "")
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SECTION_CREATING_PORTALS = HelpSection("Creating portals", 20, "")
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SECTION_PORTAL_MANAGEMENT = HelpSection("Portal management", 30, "")
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SECTION_MISC = HelpSection("Miscellaneous", 40, "")
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SECTION_ADMIN = HelpSection("Administration", 50, "")
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class CommandEvent(BaseCommandEvent):
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sender: u.User
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portal: po.Portal
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def __init__(self, processor: CommandProcessor, room_id: RoomID, event_id: EventID,
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sender: u.User, command: str, args: list[str], content: MessageEventContent,
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portal: po.Portal | None, is_management: bool, has_bridge_bot: bool) -> None:
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super().__init__(processor, room_id, event_id, sender, command, args, content,
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portal, is_management, has_bridge_bot)
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self.bridge = processor.bridge
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self.tgbot = processor.tgbot
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self.config = processor.config
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self.public_website = processor.public_website
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@property
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def print_error_traceback(self) -> bool:
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return self.sender.is_admin
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async def get_help_key(self) -> HelpCacheKey:
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return HelpCacheKey(self.is_management, self.portal is not None,
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self.sender.puppet_whitelisted, self.sender.matrix_puppet_whitelisted,
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self.sender.is_admin, await self.sender.is_logged_in())
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class CommandHandler(BaseCommandHandler):
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name: str
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needs_puppeting: bool
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needs_matrix_puppeting: bool
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def __init__(self, handler: Callable[[CommandEvent], Awaitable[EventID]],
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management_only: bool, name: str, help_text: str, help_args: str,
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help_section: HelpSection, needs_auth: bool, needs_puppeting: bool,
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needs_matrix_puppeting: bool, needs_admin: bool, **kwargs) -> None:
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super().__init__(handler, management_only, name, help_text, help_args, help_section,
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needs_auth=needs_auth, needs_puppeting=needs_puppeting,
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needs_matrix_puppeting=needs_matrix_puppeting, needs_admin=needs_admin,
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**kwargs)
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async def get_permission_error(self, evt: CommandEvent) -> str | None:
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if self.needs_puppeting and not evt.sender.puppet_whitelisted:
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return "This command requires puppeting privileges."
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elif self.needs_matrix_puppeting and not evt.sender.matrix_puppet_whitelisted:
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return "This command requires Matrix puppeting privileges."
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return await super().get_permission_error(evt)
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def has_permission(self, key: HelpCacheKey) -> bool:
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return (super().has_permission(key) and
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(not self.needs_puppeting or key.puppet_whitelisted) and
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(not self.needs_matrix_puppeting or key.matrix_puppet_whitelisted))
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def command_handler(_func: CommandHandlerFunc | None = None, *, needs_auth: bool = True,
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needs_puppeting: bool = True, needs_matrix_puppeting: bool = False,
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needs_admin: bool = False, management_only: bool = False,
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name: str | None = None, help_text: str = "", help_args: str = "",
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help_section: HelpSection = None) -> Callable[[CommandHandlerFunc],
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CommandHandler]:
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return base_command_handler(
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_func, _handler_class=CommandHandler, name=name, help_text=help_text, help_args=help_args,
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help_section=help_section, management_only=management_only, needs_auth=needs_auth,
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needs_admin=needs_admin, needs_puppeting=needs_puppeting,
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needs_matrix_puppeting=needs_matrix_puppeting)
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class CommandProcessor(BaseCommandProcessor):
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def __init__(self, bridge: 'TelegramBridge') -> None:
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super().__init__(event_class=CommandEvent, bridge=bridge)
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self.tgbot = bridge.bot
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self.public_website = bridge.public_website
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@staticmethod
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async def _run_handler(handler: Callable[[CommandEvent], Awaitable[Any]], evt: CommandEvent
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) -> Any:
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try:
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return await handler(evt)
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except FloodWaitError as e:
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return await evt.reply(f"Flood error: Please wait {format_duration(e.seconds)}")
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