microblog.pub/core/outbox.py
Thomas Sileo f902868250
Big cleanup part 3 (#59)
* Remove dead code and re-organize

* Switch to new queries helper
2019-08-04 20:08:47 +02:00

156 lines
5.1 KiB
Python

import logging
from datetime import datetime
from functools import singledispatch
from typing import Any
from typing import Dict
from little_boxes import activitypub as ap
from core.db import find_one_activity
from core.db import update_many_activities
from core.db import update_one_activity
from core.meta import MetaKey
from core.meta import by_object_id
from core.meta import by_remote_id
from core.meta import by_type
from core.meta import inc
from core.meta import upsert
from core.shared import MY_PERSON
from core.shared import back
from core.tasks import Tasks
_logger = logging.getLogger(__name__)
_NewMeta = Dict[str, Any]
@singledispatch
def process_outbox(activity: ap.BaseActivity, new_meta: _NewMeta) -> None:
_logger.warning(f"skipping {activity!r}")
return None
@process_outbox.register
def _delete_process_outbox(delete: ap.Delete, new_meta: _NewMeta) -> None:
_logger.info(f"process_outbox activity={delete!r}")
obj_id = delete.get_object_id()
# Flag everything referencing the deleted object as deleted (except the Delete activity itself)
update_many_activities(
{**by_object_id(obj_id), "remote_id": {"$ne": delete.id}},
upsert({MetaKey.DELETED: True, MetaKey.UNDO: True}),
)
# If the deleted activity was in DB, decrease some threads-related counter
data = find_one_activity(
{**by_object_id(obj_id), **by_type(ap.ActivityType.CREATE)}
)
_logger.info(f"found local copy of deleted activity: {data}")
if data:
obj = ap.parse_activity(data["activity"]).get_object()
_logger.info(f"obj={obj!r}")
in_reply_to = obj.get_in_reply_to()
if in_reply_to:
update_one_activity(
{**by_type(ap.ActivityType.CREATE), **by_object_id(in_reply_to)},
{"$inc": {"meta.count_reply": -1, "meta.count_direct_reply": -1}},
)
@process_outbox.register
def _update_process_outbox(update: ap.Update, new_meta: _NewMeta) -> None:
_logger.info(f"process_outbox activity={update!r}")
obj = update._data["object"]
update_prefix = "activity.object."
to_update: Dict[str, Any] = {"$set": dict(), "$unset": dict()}
to_update["$set"][f"{update_prefix}updated"] = (
datetime.utcnow().replace(microsecond=0).isoformat() + "Z"
)
for k, v in obj.items():
if k in ["id", "type"]:
continue
if v is None:
to_update["$unset"][f"{update_prefix}{k}"] = ""
else:
to_update["$set"][f"{update_prefix}{k}"] = v
if len(to_update["$unset"]) == 0:
del to_update["$unset"]
_logger.info(f"updating note from outbox {obj!r} {to_update}")
update_one_activity({"activity.object.id": obj["id"]}, to_update)
# FIXME(tsileo): should send an Update (but not a partial one, to all the note's recipients
# (create a new Update with the result of the update, and send it without saving it?)
@process_outbox.register
def _create_process_outbox(create: ap.Create, new_meta: _NewMeta) -> None:
_logger.info(f"process_outbox activity={create!r}")
back._handle_replies(MY_PERSON, create)
@process_outbox.register
def _announce_process_outbox(announce: ap.Announce, new_meta: _NewMeta) -> None:
_logger.info(f"process_outbox activity={announce!r}")
obj = announce.get_object()
if obj.has_type(ap.ActivityType.QUESTION):
Tasks.fetch_remote_question(obj)
update_one_activity(
by_remote_id(announce.id),
upsert(
{
MetaKey.OBJECT: obj.to_dict(embed=True),
MetaKey.OBJECT_ACTOR: obj.get_actor().to_dict(embed=True),
}
),
)
update_one_activity(
{**by_object_id(obj.id), **by_type(ap.ActivityType.CREATE)},
upsert({MetaKey.BOOSTED: announce.id}),
)
@process_outbox.register
def _like_process_outbox(like: ap.Like, new_meta: _NewMeta) -> None:
_logger.info(f"process_outbox activity={like!r}")
obj = like.get_object()
if obj.has_type(ap.ActivityType.QUESTION):
Tasks.fetch_remote_question(obj)
update_one_activity(
{**by_object_id(obj.id), **by_type(ap.ActivityType.CREATE)},
{**inc(MetaKey.COUNT_LIKE, 1), **upsert({MetaKey.LIKED: like.id})},
)
@process_outbox.register
def _undo_process_outbox(undo: ap.Undo, new_meta: _NewMeta) -> None:
_logger.info(f"process_outbox activity={undo!r}")
obj = undo.get_object()
update_one_activity({"remote_id": obj.id}, {"$set": {"meta.undo": True}})
# Undo Like
if obj.has_type(ap.ActivityType.LIKE):
liked = obj.get_object_id()
update_one_activity(
{**by_object_id(liked), **by_type(ap.ActivityType.CREATE)},
{**inc(MetaKey.COUNT_LIKE, -1), **upsert({MetaKey.LIKED: False})},
)
elif obj.has_type(ap.ActivityType.ANNOUNCE):
announced = obj.get_object_id()
update_one_activity(
{**by_object_id(announced), **by_type(ap.ActivityType.CREATE)},
upsert({MetaKey.BOOSTED: False}),
)
# Undo Follow (undo new following)
elif obj.has_type(ap.ActivityType.FOLLOW):
pass
# do nothing