zulip/zerver/webhooks/appfollow/view.py

40 lines
1.4 KiB
Python

# Webhooks for external integrations.
import re
from typing import Any, Dict
from django.http import HttpRequest, HttpResponse
from zerver.decorator import api_key_only_webhook_view
from zerver.lib.request import REQ, has_request_variables
from zerver.lib.response import json_success
from zerver.lib.webhooks.common import check_send_webhook_message
from zerver.models import UserProfile
@api_key_only_webhook_view("AppFollow")
@has_request_variables
def api_appfollow_webhook(request: HttpRequest, user_profile: UserProfile,
payload: Dict[str, Any]=REQ(argument_type="body")) -> HttpResponse:
message = payload["text"]
app_name_search = re.search(r'\A(.+)', message)
assert app_name_search is not None
app_name = app_name_search.group(0)
topic = app_name
check_send_webhook_message(request, user_profile, topic,
body=convert_markdown(message))
return json_success()
def convert_markdown(text: str) -> str:
# Converts Slack-style markdown to Zulip format
# Implemented mainly for AppFollow messages
# Not ready for general use as some edge-cases not handled
# Convert Bold
text = re.sub(r'(?:(?<=\s)|(?<=^))\*(.+?\S)\*(?=\s|$)', r'**\1**', text)
# Convert Italics
text = re.sub(r'\b_(\s*)(.+?)(\s*)_\b', r'\1*\2*\3', text)
# Convert Strikethrough
text = re.sub(r'(?:(?<=\s)|(?<=^))~(.+?\S)~(?=\s|$)', r'~~\1~~', text)
return text