zulip/zerver/webhooks/beanstalk/view.py

72 lines
3.4 KiB
Python

# Webhooks for external integrations.
import base64
from functools import wraps
from typing import Any, Callable, Dict, Optional, Text, TypeVar
from django.http import HttpRequest, HttpResponse
from zerver.decorator import authenticated_rest_api_view
from zerver.lib.types import ViewFuncT
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.lib.validator import check_dict
from zerver.models import UserProfile, get_client
from zerver.webhooks.github.view import build_message_from_gitlog
# Beanstalk's web hook UI rejects url with a @ in the username section of a url
# So we ask the user to replace them with %40
# We manually fix the username here before passing it along to @authenticated_rest_api_view
def beanstalk_decoder(view_func: ViewFuncT) -> ViewFuncT:
@wraps(view_func)
def _wrapped_view_func(request: HttpRequest, *args: Any, **kwargs: Any) -> HttpResponse:
try:
auth_type, encoded_value = request.META['HTTP_AUTHORIZATION'].split() # type: str, str
if auth_type.lower() == "basic":
email, api_key = base64.b64decode(encoded_value).decode('utf-8').split(":")
email = email.replace('%40', '@')
credentials = u"%s:%s" % (email, api_key)
encoded_credentials = base64.b64encode(credentials.encode('utf-8')).decode('utf8') # type: str
request.META['HTTP_AUTHORIZATION'] = "Basic " + encoded_credentials
except Exception:
pass
return view_func(request, *args, **kwargs)
return _wrapped_view_func # type: ignore # https://github.com/python/mypy/issues/1927
@beanstalk_decoder
@authenticated_rest_api_view(is_webhook=True)
@has_request_variables
def api_beanstalk_webhook(request: HttpRequest, user_profile: UserProfile,
payload: Dict[str, Any]=REQ(validator=check_dict([])),
branches: Optional[Text]=REQ(default=None)) -> HttpResponse:
# Beanstalk supports both SVN and git repositories
# We distinguish between the two by checking for a
# 'uri' key that is only present for git repos
git_repo = 'uri' in payload
if git_repo:
if branches is not None and branches.find(payload['branch']) == -1:
return json_success()
# To get a linkable url,
for commit in payload['commits']:
commit['author'] = {'username': commit['author']['name']}
subject, content = build_message_from_gitlog(user_profile, payload['repository']['name'],
payload['ref'], payload['commits'],
payload['before'], payload['after'],
payload['repository']['url'],
payload['pusher_name'])
else:
author = payload.get('author_full_name')
url = payload.get('changeset_url')
revision = payload.get('revision')
(short_commit_msg, _, _) = payload['message'].partition("\n")
subject = "svn r%s" % (revision,)
content = "%s pushed [revision %s](%s):\n\n> %s" % (author, revision, url, short_commit_msg)
check_send_webhook_message(request, user_profile, subject, content)
return json_success()