mirror of https://github.com/zulip/zulip.git
117 lines
5.0 KiB
Python
117 lines
5.0 KiB
Python
from typing import Any, Dict, Optional, Text
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from django.http import HttpRequest, HttpResponse, QueryDict
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from django.utils.translation import ugettext as _
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from zerver.decorator import api_key_only_webhook_view
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from zerver.lib.actions import check_send_stream_message, create_stream_if_needed
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from zerver.lib.request import REQ, has_request_variables
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from zerver.lib.response import json_success, json_error
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from zerver.models import UserProfile
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import json
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class UnknownEventType(Exception):
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pass
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def user_event(payload: Dict[Text, Any]) -> Text:
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field = payload['entry'][0]['changes'][0]['field']
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message = "Changed **{field}**".format(field=field)
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if field == "email":
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if payload['entry'][0]['changes'][0]['value'] is not None:
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message = message + '\nTo: *{email}*'.format(
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email=payload['entry'][0]['changes'][0]['value']
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)
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return message
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def page_event(payload: Dict[Text, Any]) -> Text:
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field = payload['entry'][0]['changes'][0]['field']
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message = ''
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if field == 'conversations':
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message = message + 'Updated **conversations**'
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message = message + '\n[Open conversations...](https://www.facebook.com/'\
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'{page_id}/{thread_id})'.format(
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page_id=payload['entry'][0]['changes'][0]['value']['page_id'],
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thread_id=payload['entry'][0]['changes'][0]['value']['thread_id']
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)
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elif field == 'website':
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message = message + 'Changed **website**'
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return message
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def permissions_event(payload: Dict[Text, Any]) -> Text:
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field = payload['entry'][0]['changes'][0]['field']
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message = '**{field} permission** changed'.format(field=field)
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if field == 'ads_management':
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message = message + '\n* {verb}'.format(
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verb=payload['entry'][0]['changes'][0]['value']['verb']
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)
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for id in payload['entry'][0]['changes'][0]['value']['target_ids']:
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message = message + '\n * {id}'.format(id=id)
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elif field == 'manage_pages':
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message = message + '\n* {verb}'.format(
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verb=payload['entry'][0]['changes'][0]['value']['verb']
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)
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for id in payload['entry'][0]['changes'][0]['value']['target_ids']:
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message = message + '\n * {id}'.format(id=id)
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return message
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def application_event(payload: Dict[Text, Any]) -> Text:
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field = payload['entry'][0]['changes'][0]['field']
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message = '**{field}** received'.format(field=field)
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if field == 'plugin_comment':
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message = message + '\n**{msg_user}:**\n```quote\n{message}\n```'.format(
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msg_user=payload['entry'][0]['changes'][0]['value']['from']['name'],
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message=payload['entry'][0]['changes'][0]['value']['message']
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)
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if field == 'plugin_comment_reply':
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message = message + '\n**{prt_msg_user}:** (Parent)\n'\
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'```quote\n{prt_message}\n```'.format(
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prt_msg_user=payload['entry'][0]['changes'][0]['value']['parent']['from']['name'],
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prt_message=payload['entry'][0]['changes'][0]['value']['parent']['message']
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)
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message = message + '\n**{cld_msg_user}:**\n```quote\n'\
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'```quote\n{cld_message}\n```\n```'.format(
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cld_msg_user=payload['entry'][0]['changes'][0]['value']['from']['name'],
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cld_message=payload['entry'][0]['changes'][0]['value']['message']
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)
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return message
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@api_key_only_webhook_view("Facebook")
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@has_request_variables
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def api_facebook_webhook(request: HttpRequest, user_profile: UserProfile,
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stream: Text=REQ(default='Facebook'), token: Text=REQ()) -> HttpResponse:
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if request.method == 'GET': # facebook webhook verify
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if request.GET.get("hub.mode") == 'subscribe':
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if request.GET.get('hub.verify_token') == token:
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return HttpResponse(request.GET.get('hub.challenge'))
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else:
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return json_error(_('Error: Token is wrong'))
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return json_error(_('Error: Unsupported method'))
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payload = json.loads(request.body.decode("UTF-8"))
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event = get_event(payload)
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if event is not None:
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body = get_body_based_on_event(event)(payload)
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subject = event + " notification"
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check_send_stream_message(user_profile, request.client,
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stream, subject, body)
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return json_success()
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# This integration doesn't support instant_workflow, instagram
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# and certificate_transparency event.
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EVENTS_FUNCTION_MAPPER = {
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'user': user_event,
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'page': page_event,
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'permissions': permissions_event,
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'application': application_event
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}
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def get_event(payload: Dict[Text, Any]) -> Optional[Text]:
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event = payload['object']
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if event in EVENTS_FUNCTION_MAPPER:
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return event
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raise UnknownEventType(u"OEvent '{}' is unknown and cannot be handled".format(event)) # nocoverage
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def get_body_based_on_event(event: Text) -> Any:
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return EVENTS_FUNCTION_MAPPER[event]
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