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