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This commit is contained in:
Alex Root Junior 2021-07-30 01:21:07 +03:00
parent 86e6514432
commit 8e5a9ee58f
1 changed files with 12 additions and 4 deletions
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16
aiogram/dispatcher/event/telegram.py
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@ -31,9 +31,18 @@ class TelegramEventObserver:
self.filters: List[Type[BaseFilter]] = []
self.outer_middlewares: List[MiddlewareType] = []
self.middlewares: List[MiddlewareType] = []
# Re-used filters check method from already implemented handler object
# with dummy callback which never will be used
self._handler = HandlerObject(callback=lambda: True, filters=[])
def filter(self, *filters: FilterType, **bound_filters: Any) -> None:
"""
Register filter for all handlers of this event observer
:param filters: positional filters
:param bound_filters: keyword filters
"""
resolved_filters = self.resolve_filters(bound_filters)
if self._handler.filters is None:
self._handler.filters = []
@ -148,6 +157,7 @@ class TelegramEventObserver:
return await wrapped_outer(event, kwargs)
async def _trigger(self, event: TelegramObject, **kwargs: Any) -> Any:
# Check globally defined filters before any other handler will be checked
result, data = await self._handler.check(event, **kwargs)
if not result:
return UNHANDLED
@ -181,8 +191,7 @@ class TelegramEventObserver:
return wrapper
def middleware(
self,
middleware: Optional[MiddlewareType] = None,
self, middleware: Optional[MiddlewareType] = None,
) -> Union[Callable[[MiddlewareType], MiddlewareType], MiddlewareType]:
"""
Decorator for registering inner middlewares
@ -212,8 +221,7 @@ class TelegramEventObserver:
return wrapper(middleware)
def outer_middleware(
self,
middleware: Optional[MiddlewareType] = None,
self, middleware: Optional[MiddlewareType] = None,
) -> Union[Callable[[MiddlewareType], MiddlewareType], MiddlewareType]:
"""
Decorator for registering outer middlewares