zulip/zerver/webhooks/trello/__init__.py

39 lines
1.8 KiB
Python

# Webhooks for external integrations.
from __future__ import absolute_import
import ujson
from typing import Mapping, Any, Tuple, Text
from django.utils.translation import ugettext as _
from django.http import HttpRequest, HttpResponse
from zerver.lib.actions import check_send_message
from zerver.decorator import return_success_on_head_request
from zerver.lib.response import json_success, json_error
from zerver.models import UserProfile, Client
from zerver.decorator import REQ, has_request_variables, api_key_only_webhook_view
from .view.card_actions import SUPPORTED_CARD_ACTIONS, process_card_action
from .view.board_actions import SUPPORTED_BOARD_ACTIONS, process_board_action
from .view.exceptions import UnsupportedAction
@api_key_only_webhook_view('Trello')
@return_success_on_head_request
@has_request_variables
def api_trello_webhook(request, user_profile, client, payload=REQ(argument_type='body'), stream=REQ(default='trello')):
# type: (HttpRequest, UserProfile, Client, Mapping[str, Any], Text) -> HttpResponse
payload = ujson.loads(request.body)
action_type = payload.get('action').get('type')
try:
subject, body = get_subject_and_body(payload, action_type)
except UnsupportedAction:
return json_error(_('Unsupported action_type: {action_type}'.format(action_type=action_type)))
check_send_message(user_profile, client, 'stream', [stream], subject, body)
return json_success()
def get_subject_and_body(payload, action_type):
# type: (Mapping[str, Any], Text) -> Tuple[Text, Text]
if action_type in SUPPORTED_CARD_ACTIONS:
return process_card_action(payload, action_type)
if action_type in SUPPORTED_BOARD_ACTIONS:
return process_board_action(payload, action_type)
raise UnsupportedAction('{} if not supported'.format(action_type))