zulip/zerver/webhooks/trello/view/__init__.py

46 lines
1.7 KiB
Python

# Webhooks for external integrations.
from typing import Optional, Tuple
from django.http import HttpRequest, HttpResponse
from zerver.decorator import return_success_on_head_request, webhook_view
from zerver.lib.exceptions import UnsupportedWebhookEventTypeError
from zerver.lib.request import REQ, has_request_variables
from zerver.lib.response import json_success
from zerver.lib.validator import WildValue, check_string, to_wild_value
from zerver.lib.webhooks.common import check_send_webhook_message
from zerver.models import UserProfile
from .board_actions import SUPPORTED_BOARD_ACTIONS, process_board_action
from .card_actions import IGNORED_CARD_ACTIONS, SUPPORTED_CARD_ACTIONS, process_card_action
@webhook_view("Trello")
@return_success_on_head_request
@has_request_variables
def api_trello_webhook(
request: HttpRequest,
user_profile: UserProfile,
payload: WildValue = REQ(argument_type="body", converter=to_wild_value),
) -> HttpResponse:
action_type = payload["action"]["type"].tame(check_string)
message = get_topic_and_body(payload, action_type)
if message is None:
return json_success(request)
else:
topic, body = message
check_send_webhook_message(request, user_profile, topic, body)
return json_success(request)
def get_topic_and_body(payload: WildValue, action_type: str) -> Optional[Tuple[str, str]]:
if action_type in SUPPORTED_CARD_ACTIONS:
return process_card_action(payload, action_type)
if action_type in IGNORED_CARD_ACTIONS:
return None
if action_type in SUPPORTED_BOARD_ACTIONS:
return process_board_action(payload, action_type)
raise UnsupportedWebhookEventTypeError(action_type)