zulip/zerver/webhooks/clubhouse/view.py

545 lines
20 KiB
Python

from functools import partial
from typing import Any, Dict, Optional
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 UnexpectedWebhookEventType, \
check_send_webhook_message
from zerver.models import UserProfile
EPIC_NAME_TEMPLATE = "**{name}**"
STORY_NAME_TEMPLATE = "[{name}]({app_url})"
COMMENT_ADDED_TEMPLATE = "New comment added to the {entity} {name_template}:\n``` quote\n{text}\n```"
NEW_DESC_ADDED_TEMPLATE = "New description added to the {entity} {name_template}:\n``` quote\n{new}\n```"
DESC_CHANGED_TEMPLATE = ("Description for the {entity} {name_template} was changed from:\n"
"``` quote\n{old}\n```\nto\n``` quote\n{new}\n```")
DESC_REMOVED_TEMPLATE = "Description for the {entity} {name_template} was removed."
STATE_CHANGED_TEMPLATE = "State of the {entity} {name_template} was changed from **{old}** to **{new}**."
NAME_CHANGED_TEMPLATE = ("The name of the {entity} {name_template} was changed from:\n"
"``` quote\n{old}\n```\nto\n``` quote\n{new}\n```")
ARCHIVED_TEMPLATE = "The {entity} {name_template} was {action}."
STORY_TASK_TEMPLATE = "Task **{task_description}** was {action} the story {name_template}."
STORY_TASK_COMPLETED_TEMPLATE = "Task **{task_description}** ({name_template}) was completed. :tada:"
STORY_ADDED_REMOVED_EPIC_TEMPLATE = ("The story {story_name_template} was {action} the"
" epic {epic_name_template}.")
STORY_EPIC_CHANGED_TEMPLATE = ("The story {story_name_template} was moved from {old_epic_name_template}"
" to {new_epic_name_template}.")
STORY_ESTIMATE_TEMPLATE = "The estimate for the story {story_name_template} was set to {estimate}."
FILE_ATTACHMENT_TEMPLATE = "A {type} attachment `{file_name}` was added to the story {name_template}."
STORY_LABEL_TEMPLATE = "The label **{label_name}** was added to the story {name_template}."
STORY_UPDATE_PROJECT_TEMPLATE = ("The story {name_template} was moved from"
" the **{old}** project to **{new}**.")
STORY_UPDATE_TYPE_TEMPLATE = ("The type of the story {name_template} was changed"
" from **{old_type}** to **{new_type}**.")
DELETE_TEMPLATE = "The {entity_type} **{name}** was deleted."
STORY_UPDATE_OWNER_TEMPLATE = "New owner added to the story {name_template}."
STORY_GITHUB_PR_TEMPLATE = ("New GitHub PR [#{name}]({url}) opened for story"
" {name_template} ({old} -> {new}).")
STORY_GITHUB_BRANCH_TEMPLATE = ("New GitHub branch [{name}]({url})"
" associated with story {name_template} ({old} -> {new}).")
def get_action_with_primary_id(payload: Dict[str, Any]) -> Dict[str, Any]:
for action in payload["actions"]:
if payload["primary_id"] == action["id"]:
action_with_primary_id = action
return action_with_primary_id
def get_event(payload: Dict[str, Any]) -> Optional[str]:
action = get_action_with_primary_id(payload)
event = "{}_{}".format(action["entity_type"], action["action"])
if event in IGNORED_EVENTS:
return None
changes = action.get("changes")
if changes is not None:
if changes.get("description") is not None:
event = "{}_{}".format(event, "description")
elif changes.get("state") is not None:
event = "{}_{}".format(event, "state")
elif changes.get("workflow_state_id") is not None:
event = "{}_{}".format(event, "state")
elif changes.get("name") is not None:
event = "{}_{}".format(event, "name")
elif changes.get("archived") is not None:
event = "{}_{}".format(event, "archived")
elif changes.get("complete") is not None:
event = "{}_{}".format(event, "complete")
elif changes.get("epic_id") is not None:
event = "{}_{}".format(event, "epic")
elif changes.get("estimate") is not None:
event = "{}_{}".format(event, "estimate")
elif changes.get("file_ids") is not None:
event = "{}_{}".format(event, "attachment")
elif changes.get("label_ids") is not None:
event = "{}_{}".format(event, "label")
elif changes.get("project_id") is not None:
event = "{}_{}".format(event, "project")
elif changes.get("story_type") is not None:
event = "{}_{}".format(event, "type")
elif changes.get("owner_ids") is not None:
event = "{}_{}".format(event, "owner")
return event
def get_topic_function_based_on_type(payload: Dict[str, Any]) -> Any:
entity_type = get_action_with_primary_id(payload)["entity_type"]
return EVENT_TOPIC_FUNCTION_MAPPER.get(entity_type)
def get_delete_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
return DELETE_TEMPLATE.format(**action)
def get_story_create_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
if action.get("epic_id") is None:
message = "New story [{name}]({app_url}) of type **{story_type}** was created."
kwargs = action
else:
message = "New story [{name}]({app_url}) was created and added to the epic **{epic_name}**."
kwargs = {
"name": action["name"],
"app_url": action["app_url"],
}
epic_id = action["epic_id"]
refs = payload["references"]
for ref in refs:
if ref["id"] == epic_id:
kwargs["epic_name"] = ref["name"]
return message.format(**kwargs)
def get_epic_create_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
message = "New epic **{name}**({state}) was created."
return message.format(**action)
def get_comment_added_body(payload: Dict[str, Any], entity: str) -> str:
actions = payload["actions"]
kwargs = {"entity": entity}
for action in actions:
if action["id"] == payload["primary_id"]:
kwargs["text"] = action["text"]
elif action["entity_type"] == entity:
name_template = get_name_template(entity).format(
name=action["name"],
app_url=action.get("app_url")
)
kwargs["name_template"] = name_template
return COMMENT_ADDED_TEMPLATE.format(**kwargs)
def get_update_description_body(payload: Dict[str, Any], entity: str) -> str:
action = get_action_with_primary_id(payload)
desc = action["changes"]["description"]
kwargs = {
"entity": entity,
"new": desc["new"],
"old": desc["old"],
"name_template": get_name_template(entity).format(
name=action["name"],
app_url=action.get("app_url")
)
}
if kwargs["new"] and kwargs["old"]:
body = DESC_CHANGED_TEMPLATE.format(**kwargs)
elif kwargs["new"]:
body = NEW_DESC_ADDED_TEMPLATE.format(**kwargs)
else:
body = DESC_REMOVED_TEMPLATE.format(**kwargs)
return body
def get_epic_update_state_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
state = action["changes"]["state"]
kwargs = {
"entity": "epic",
"new": state["new"],
"old": state["old"],
"name_template": EPIC_NAME_TEMPLATE.format(name=action["name"])
}
return STATE_CHANGED_TEMPLATE.format(**kwargs)
def get_story_update_state_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
workflow_state_id = action["changes"]["workflow_state_id"]
references = payload["references"]
state = {}
for ref in references:
if ref["id"] == workflow_state_id["new"]:
state["new"] = ref["name"]
if ref["id"] == workflow_state_id["old"]:
state["old"] = ref["name"]
kwargs = {
"entity": "story",
"new": state["new"],
"old": state["old"],
"name_template": STORY_NAME_TEMPLATE.format(
name=action["name"],
app_url=action.get("app_url"),
)
}
return STATE_CHANGED_TEMPLATE.format(**kwargs)
def get_update_name_body(payload: Dict[str, Any], entity: str) -> str:
action = get_action_with_primary_id(payload)
name = action["changes"]["name"]
kwargs = {
"entity": entity,
"new": name["new"],
"old": name["old"],
"name_template": get_name_template(entity).format(
name=action["name"],
app_url=action.get("app_url")
)
}
return NAME_CHANGED_TEMPLATE.format(**kwargs)
def get_update_archived_body(payload: Dict[str, Any], entity: str) -> str:
primary_action = get_action_with_primary_id(payload)
archived = primary_action["changes"]["archived"]
if archived["new"]:
action = "archived"
else:
action = "unarchived"
kwargs = {
"entity": entity,
"name_template": get_name_template(entity).format(
name=primary_action["name"],
app_url=primary_action.get("app_url")
),
"action": action,
}
return ARCHIVED_TEMPLATE.format(**kwargs)
def get_story_task_body(payload: Dict[str, Any], action: str) -> str:
primary_action = get_action_with_primary_id(payload)
kwargs = {
"task_description": primary_action["description"],
"action": action,
}
for a in payload["actions"]:
if a["entity_type"] == "story":
kwargs["name_template"] = STORY_NAME_TEMPLATE.format(
name=a["name"],
app_url=a["app_url"],
)
return STORY_TASK_TEMPLATE.format(**kwargs)
def get_story_task_completed_body(payload: Dict[str, Any]) -> Optional[str]:
action = get_action_with_primary_id(payload)
kwargs = {
"task_description": action["description"],
}
story_id = action["story_id"]
for ref in payload["references"]:
if ref["id"] == story_id:
kwargs["name_template"] = STORY_NAME_TEMPLATE.format(
name=ref["name"],
app_url=ref["app_url"],
)
if action["changes"]["complete"]["new"]:
return STORY_TASK_COMPLETED_TEMPLATE.format(**kwargs)
else:
return None
def get_story_update_epic_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
kwargs = {
"story_name_template": STORY_NAME_TEMPLATE.format(
name=action["name"],
app_url=action["app_url"]
),
}
new_id = action["changes"]["epic_id"].get("new")
old_id = action["changes"]["epic_id"].get("old")
for ref in payload["references"]:
if ref["id"] == new_id:
kwargs["new_epic_name_template"] = EPIC_NAME_TEMPLATE.format(
name=ref["name"])
if ref["id"] == old_id:
kwargs["old_epic_name_template"] = EPIC_NAME_TEMPLATE.format(
name=ref["name"])
if new_id and old_id:
return STORY_EPIC_CHANGED_TEMPLATE.format(**kwargs)
elif new_id:
kwargs["epic_name_template"] = kwargs["new_epic_name_template"]
kwargs["action"] = "added to"
else:
kwargs["epic_name_template"] = kwargs["old_epic_name_template"]
kwargs["action"] = "removed from"
return STORY_ADDED_REMOVED_EPIC_TEMPLATE.format(**kwargs)
def get_story_update_estimate_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
kwargs = {
"story_name_template": STORY_NAME_TEMPLATE.format(
name=action["name"],
app_url=action["app_url"]
),
}
new = action["changes"]["estimate"].get("new")
if new:
kwargs["estimate"] = "{} points".format(new)
else:
kwargs["estimate"] = "*Unestimated*"
return STORY_ESTIMATE_TEMPLATE.format(**kwargs)
def get_reference_by_id(payload: Dict[str, Any], ref_id: int) -> Dict[str, Any]:
ref = {} # type: Dict[str, Any]
for reference in payload['references']:
if reference['id'] == ref_id:
ref = reference
return ref
def get_story_create_github_entity_body(payload: Dict[str, Any],
entity: str) -> str:
action = get_action_with_primary_id(payload)
story = {} # type: Dict[str, Any]
for a in payload['actions']:
if (a['entity_type'] == 'story' and
a['changes'].get('workflow_state_id') is not None):
story = a
new_state_id = story['changes']['workflow_state_id']['new']
old_state_id = story['changes']['workflow_state_id']['old']
new_state = get_reference_by_id(payload, new_state_id)['name']
old_state = get_reference_by_id(payload, old_state_id)['name']
kwargs = {
'name_template': STORY_NAME_TEMPLATE.format(**story),
'name': action.get('number') if entity == 'pull-request' else action.get('name'),
'url': action['url'],
'new': new_state,
'old': old_state,
}
template = STORY_GITHUB_PR_TEMPLATE if entity == 'pull-request' else STORY_GITHUB_BRANCH_TEMPLATE
return template.format(**kwargs)
def get_story_update_attachment_body(payload: Dict[str, Any]) -> Optional[str]:
action = get_action_with_primary_id(payload)
kwargs = {
"name_template": STORY_NAME_TEMPLATE.format(
name=action["name"],
app_url=action["app_url"]
)
}
file_ids_added = action["changes"]["file_ids"].get("adds")
# If this is a payload for when an attachment is removed, ignore it
if not file_ids_added:
return None
file_id = file_ids_added[0]
for ref in payload["references"]:
if ref["id"] == file_id:
kwargs.update({
"type": ref["entity_type"],
"file_name": ref["name"],
})
return FILE_ATTACHMENT_TEMPLATE.format(**kwargs)
def get_story_label_body(payload: Dict[str, Any]) -> Optional[str]:
action = get_action_with_primary_id(payload)
kwargs = {
"name_template": STORY_NAME_TEMPLATE.format(
name=action["name"],
app_url=action["app_url"]
)
}
label_ids_added = action["changes"]["label_ids"].get("adds")
# If this is a payload for when a label is removed, ignore it
if not label_ids_added:
return None
label_id = label_ids_added[0]
label_name = ''
for action in payload["actions"]:
if action['id'] == label_id:
label_name = action.get('name', '')
if not label_name:
for reference in payload["references"]:
if reference["id"] == label_id:
label_name = reference.get('name', '')
kwargs.update({"label_name": label_name})
return STORY_LABEL_TEMPLATE.format(**kwargs)
def get_story_update_project_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
kwargs = {
"name_template": STORY_NAME_TEMPLATE.format(
name=action["name"],
app_url=action["app_url"]
)
}
new_project_id = action["changes"]["project_id"]["new"]
old_project_id = action["changes"]["project_id"]["old"]
for ref in payload["references"]:
if ref["id"] == new_project_id:
kwargs.update({"new": ref["name"]})
if ref["id"] == old_project_id:
kwargs.update({"old": ref["name"]})
return STORY_UPDATE_PROJECT_TEMPLATE.format(**kwargs)
def get_story_update_type_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
kwargs = {
"name_template": STORY_NAME_TEMPLATE.format(
name=action["name"],
app_url=action["app_url"]
),
"new_type": action["changes"]["story_type"]["new"],
"old_type": action["changes"]["story_type"]["old"]
}
return STORY_UPDATE_TYPE_TEMPLATE.format(**kwargs)
def get_story_update_owner_body(payload: Dict[str, Any]) -> str:
action = get_action_with_primary_id(payload)
kwargs = {
"name_template": STORY_NAME_TEMPLATE.format(
name=action["name"],
app_url=action["app_url"]
)
}
return STORY_UPDATE_OWNER_TEMPLATE.format(**kwargs)
def get_entity_name(payload: Dict[str, Any], entity: Optional[str]=None) -> Optional[str]:
action = get_action_with_primary_id(payload)
name = action.get("name")
if name is None or action['entity_type'] == 'branch':
for action in payload["actions"]:
if action["entity_type"] == entity:
name = action["name"]
if name is None:
for ref in payload["references"]:
if ref["entity_type"] == entity:
name = ref["name"]
return name
def get_name_template(entity: str) -> str:
if entity == "story":
return STORY_NAME_TEMPLATE
return EPIC_NAME_TEMPLATE
EVENT_BODY_FUNCTION_MAPPER = {
"story_update_archived": partial(get_update_archived_body, entity='story'),
"epic_update_archived": partial(get_update_archived_body, entity='epic'),
"story_create": get_story_create_body,
"pull-request_create": partial(get_story_create_github_entity_body, entity='pull-request'),
"branch_create": partial(get_story_create_github_entity_body, entity='branch'),
"story_delete": get_delete_body,
"epic_delete": get_delete_body,
"story-task_create": partial(get_story_task_body, action="added to"),
"story-task_delete": partial(get_story_task_body, action="removed from"),
"story-task_update_complete": get_story_task_completed_body,
"story_update_epic": get_story_update_epic_body,
"story_update_estimate": get_story_update_estimate_body,
"story_update_attachment": get_story_update_attachment_body,
"story_update_label": get_story_label_body,
"story_update_owner": get_story_update_owner_body,
"story_update_project": get_story_update_project_body,
"story_update_type": get_story_update_type_body,
"epic_create": get_epic_create_body,
"epic-comment_create": partial(get_comment_added_body, entity='epic'),
"story-comment_create": partial(get_comment_added_body, entity='story'),
"epic_update_description": partial(get_update_description_body, entity='epic'),
"story_update_description": partial(get_update_description_body, entity='story'),
"epic_update_state": get_epic_update_state_body,
"story_update_state": get_story_update_state_body,
"epic_update_name": partial(get_update_name_body, entity='epic'),
"story_update_name": partial(get_update_name_body, entity='story'),
}
EVENT_TOPIC_FUNCTION_MAPPER = {
"story": partial(get_entity_name, entity='story'),
"pull-request": partial(get_entity_name, entity='story'),
"branch": partial(get_entity_name, entity='story'),
"story-comment": partial(get_entity_name, entity='story'),
"story-task": partial(get_entity_name, entity='story'),
"epic": partial(get_entity_name, entity='epic'),
"epic-comment": partial(get_entity_name, entity='epic'),
}
IGNORED_EVENTS = {
'story-comment_update',
}
@api_key_only_webhook_view('ClubHouse')
@has_request_variables
def api_clubhouse_webhook(
request: HttpRequest, user_profile: UserProfile,
payload: Optional[Dict[str, Any]]=REQ(argument_type='body')
) -> HttpResponse:
# Clubhouse has a tendency to send empty POST requests to
# third-party endpoints. It is unclear as to which event type
# such requests correspond to. So, it is best to ignore such
# requests for now.
if payload is None:
return json_success()
event = get_event(payload)
if event is None:
return json_success()
body_func = EVENT_BODY_FUNCTION_MAPPER.get(event) # type: Any
topic_func = get_topic_function_based_on_type(payload)
if body_func is None or topic_func is None:
raise UnexpectedWebhookEventType('Clubhouse', event)
topic = topic_func(payload)
body = body_func(payload)
if topic and body:
check_send_webhook_message(request, user_profile, topic, body)
return json_success()