mirror of https://github.com/zulip/zulip.git
191 lines
7.0 KiB
Python
191 lines
7.0 KiB
Python
from typing import Callable, Dict, Optional
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from django.http import HttpRequest, HttpResponse
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from zerver.decorator import webhook_view
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from zerver.lib.exceptions import UnsupportedWebhookEventTypeError
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from zerver.lib.response import json_success
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from zerver.lib.typed_endpoint import JsonBodyPayload, typed_endpoint
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from zerver.lib.validator import WildValue, check_int, check_string
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from zerver.lib.webhooks.common import check_send_webhook_message
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from zerver.lib.webhooks.git import (
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TOPIC_WITH_BRANCH_TEMPLATE,
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TOPIC_WITH_PR_OR_ISSUE_INFO_TEMPLATE,
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get_pull_request_event_message,
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get_push_commits_event_message,
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)
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from zerver.models import UserProfile
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def get_code_pull_request_updated_body(payload: WildValue) -> str:
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return get_pull_request_event_message(
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user_name=get_code_pull_request_user_name(payload),
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action="updated",
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url=get_code_pull_request_url(payload),
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number=get_code_pull_request_id(payload),
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message=payload["detailedMessage"]["markdown"].tame(check_string),
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title=get_code_pull_request_title(payload),
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)
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def get_code_pull_request_merged_body(payload: WildValue) -> str:
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return get_pull_request_event_message(
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user_name=get_code_pull_request_user_name(payload),
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action="merged",
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url=get_code_pull_request_url(payload),
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number=get_code_pull_request_id(payload),
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target_branch=payload["resource"]["sourceRefName"]
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.tame(check_string)
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.replace("refs/heads/", ""),
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base_branch=payload["resource"]["targetRefName"]
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.tame(check_string)
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.replace("refs/heads/", ""),
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title=get_code_pull_request_title(payload),
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)
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def get_code_pull_request_opened_body(payload: WildValue) -> str:
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if payload["resource"].get("description"):
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description = payload["resource"]["description"].tame(check_string)
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else:
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description = None
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return get_pull_request_event_message(
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user_name=get_code_pull_request_user_name(payload),
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action="created",
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url=get_code_pull_request_url(payload),
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number=get_code_pull_request_id(payload),
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target_branch=payload["resource"]["sourceRefName"]
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.tame(check_string)
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.replace("refs/heads/", ""),
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base_branch=payload["resource"]["targetRefName"]
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.tame(check_string)
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.replace("refs/heads/", ""),
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message=description,
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title=get_code_pull_request_title(payload),
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)
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def get_code_push_commits_body(payload: WildValue) -> str:
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compare_url = "{}/branchCompare?baseVersion=GC{}&targetVersion=GC{}&_a=files".format(
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get_code_repository_url(payload),
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payload["resource"]["refUpdates"][0]["oldObjectId"].tame(check_string),
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payload["resource"]["refUpdates"][0]["newObjectId"].tame(check_string),
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)
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commits_data = [
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{
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"name": commit["author"]["name"].tame(check_string),
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"sha": commit["commitId"].tame(check_string),
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"url": "{}/commit/{}".format(
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get_code_repository_url(payload), commit["commitId"].tame(check_string)
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),
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"message": commit["comment"].tame(check_string),
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}
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for commit in payload["resource"].get("commits", [])
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]
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return get_push_commits_event_message(
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get_code_push_user_name(payload),
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compare_url,
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get_code_push_branch_name(payload),
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commits_data,
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)
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def get_code_push_user_name(payload: WildValue) -> str:
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return payload["resource"]["pushedBy"]["displayName"].tame(check_string)
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def get_code_push_branch_name(payload: WildValue) -> str:
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return (
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payload["resource"]["refUpdates"][0]["name"].tame(check_string).replace("refs/heads/", "")
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)
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def get_code_repository_name(payload: WildValue) -> str:
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return payload["resource"]["repository"]["name"].tame(check_string)
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def get_code_repository_url(payload: WildValue) -> str:
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return payload["resource"]["repository"]["remoteUrl"].tame(check_string)
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def get_code_pull_request_id(payload: WildValue) -> int:
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return payload["resource"]["pullRequestId"].tame(check_int)
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def get_code_pull_request_title(payload: WildValue) -> str:
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return payload["resource"]["title"].tame(check_string)
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def get_code_pull_request_url(payload: WildValue) -> str:
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return payload["resource"]["_links"]["web"]["href"].tame(check_string)
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def get_code_pull_request_user_name(payload: WildValue) -> str:
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return payload["resource"]["createdBy"]["displayName"].tame(check_string)
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def get_topic_based_on_event(payload: WildValue, event: str) -> str:
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if event == "git.push":
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return TOPIC_WITH_BRANCH_TEMPLATE.format(
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repo=get_code_repository_name(payload), branch=get_code_push_branch_name(payload)
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)
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elif "pullrequest" in event:
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return TOPIC_WITH_PR_OR_ISSUE_INFO_TEMPLATE.format(
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repo=get_code_repository_name(payload),
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type="PR",
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id=get_code_pull_request_id(payload),
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title=get_code_pull_request_title(payload),
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)
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return get_code_repository_name(payload) # nocoverage
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def get_event_name(payload: WildValue, branches: Optional[str]) -> Optional[str]:
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event_name = payload["eventType"].tame(check_string)
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if event_name == "git.push" and branches is not None:
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branch = get_code_push_branch_name(payload)
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if branches.find(branch) == -1:
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return None
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if event_name == "git.pullrequest.merged":
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status = payload["resource"]["status"].tame(check_string)
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merge_status = payload["resource"]["mergeStatus"].tame(check_string)
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# azure devops sends webhook messages when a merge is attempted, i.e. there is a merge conflict
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# after a PR is created, or when there is no conflict when PR is updated
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# we're only interested in the case when the PR is merged successfully
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if status != "completed" or merge_status != "succeeded":
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return None
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if event_name in EVENT_FUNCTION_MAPPER:
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return event_name
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raise UnsupportedWebhookEventTypeError(event_name)
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EVENT_FUNCTION_MAPPER: Dict[str, Callable[[WildValue], str]] = {
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"git.push": get_code_push_commits_body,
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"git.pullrequest.created": get_code_pull_request_opened_body,
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"git.pullrequest.merged": get_code_pull_request_merged_body,
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"git.pullrequest.updated": get_code_pull_request_updated_body,
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}
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ALL_EVENT_TYPES = list(EVENT_FUNCTION_MAPPER.keys())
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@webhook_view("AzureDevOps", all_event_types=ALL_EVENT_TYPES)
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@typed_endpoint
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def api_azuredevops_webhook(
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request: HttpRequest,
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user_profile: UserProfile,
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*,
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payload: JsonBodyPayload[WildValue],
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branches: Optional[str] = None,
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) -> HttpResponse:
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event = get_event_name(payload, branches)
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if event is None:
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return json_success(request)
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topic = get_topic_based_on_event(payload, event)
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body_function = EVENT_FUNCTION_MAPPER[event]
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body = body_function(payload)
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check_send_webhook_message(request, user_profile, topic, body)
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return json_success(request)
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