2149 lines
73 KiB
Python
2149 lines
73 KiB
Python
"""Actions related to the AP inbox/outbox."""
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import uuid
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from collections import defaultdict
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from dataclasses import dataclass
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from datetime import timedelta
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from urllib.parse import urlparse
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import fastapi
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import httpx
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from loguru import logger
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from sqlalchemy import delete
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from sqlalchemy import func
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from sqlalchemy import select
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from sqlalchemy import update
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from sqlalchemy.exc import IntegrityError
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from sqlalchemy.orm import joinedload
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from app import activitypub as ap
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from app import config
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from app import ldsig
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from app import models
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from app.actor import LOCAL_ACTOR
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from app.actor import Actor
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from app.actor import RemoteActor
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from app.actor import fetch_actor
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from app.actor import save_actor
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from app.ap_object import RemoteObject
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from app.config import BASE_URL
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from app.config import BLOCKED_SERVERS
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from app.config import ID
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from app.config import MANUALLY_APPROVES_FOLLOWERS
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from app.database import AsyncSession
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from app.outgoing_activities import new_outgoing_activity
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from app.source import markdownify
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from app.uploads import upload_to_attachment
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from app.utils import opengraph
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from app.utils import webmentions
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from app.utils.datetime import as_utc
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from app.utils.datetime import now
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from app.utils.datetime import parse_isoformat
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AnyboxObject = models.InboxObject | models.OutboxObject
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def allocate_outbox_id() -> str:
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return uuid.uuid4().hex
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def outbox_object_id(outbox_id) -> str:
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return f"{BASE_URL}/o/{outbox_id}"
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async def save_outbox_object(
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db_session: AsyncSession,
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public_id: str,
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raw_object: ap.RawObject,
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relates_to_inbox_object_id: int | None = None,
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relates_to_outbox_object_id: int | None = None,
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relates_to_actor_id: int | None = None,
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source: str | None = None,
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is_transient: bool = False,
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conversation: str | None = None,
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) -> models.OutboxObject:
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ro = await RemoteObject.from_raw_object(raw_object)
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outbox_object = models.OutboxObject(
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public_id=public_id,
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ap_type=ro.ap_type,
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ap_id=ro.ap_id,
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ap_context=ro.ap_context,
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ap_object=ro.ap_object,
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visibility=ro.visibility,
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og_meta=await opengraph.og_meta_from_note(db_session, ro),
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relates_to_inbox_object_id=relates_to_inbox_object_id,
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relates_to_outbox_object_id=relates_to_outbox_object_id,
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relates_to_actor_id=relates_to_actor_id,
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activity_object_ap_id=ro.activity_object_ap_id,
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is_hidden_from_homepage=True if ro.in_reply_to else False,
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source=source,
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is_transient=is_transient,
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conversation=conversation,
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)
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db_session.add(outbox_object)
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await db_session.flush()
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await db_session.refresh(outbox_object)
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return outbox_object
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async def send_delete(db_session: AsyncSession, ap_object_id: str) -> None:
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outbox_object_to_delete = await get_outbox_object_by_ap_id(db_session, ap_object_id)
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if not outbox_object_to_delete:
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raise ValueError(f"{ap_object_id} not found in the outbox")
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delete_id = allocate_outbox_id()
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delete = {
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"@context": ap.AS_EXTENDED_CTX,
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"id": outbox_object_id(delete_id),
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"type": "Delete",
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"actor": ID,
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"object": {
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"type": "Tombstone",
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"id": ap_object_id,
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},
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}
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outbox_object = await save_outbox_object(
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db_session,
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delete_id,
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delete,
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relates_to_outbox_object_id=outbox_object_to_delete.id,
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)
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if not outbox_object.id:
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raise ValueError("Should never happen")
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outbox_object_to_delete.is_deleted = True
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await db_session.commit()
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# Compute the original recipients
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recipients = await _compute_recipients(
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db_session, outbox_object_to_delete.ap_object
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)
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for rcp in recipients:
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await new_outgoing_activity(db_session, rcp, outbox_object.id)
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await db_session.commit()
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async def send_like(db_session: AsyncSession, ap_object_id: str) -> None:
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inbox_object = await get_inbox_object_by_ap_id(db_session, ap_object_id)
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if not inbox_object:
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logger.info(f"Saving unknwown object {ap_object_id}")
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raw_object = await ap.fetch(ap.get_id(ap_object_id))
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await save_object_to_inbox(db_session, raw_object)
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await db_session.commit()
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# XXX: we need to reload it as lazy-loading the actor will fail
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# (asyncio SQLAlchemy issue)
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inbox_object = await get_inbox_object_by_ap_id(db_session, ap_object_id)
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if not inbox_object:
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raise ValueError("Should never happen")
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like_id = allocate_outbox_id()
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like = {
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"@context": ap.AS_CTX,
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"id": outbox_object_id(like_id),
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"type": "Like",
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"actor": ID,
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"object": ap_object_id,
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}
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outbox_object = await save_outbox_object(
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db_session, like_id, like, relates_to_inbox_object_id=inbox_object.id
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)
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if not outbox_object.id:
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raise ValueError("Should never happen")
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inbox_object.liked_via_outbox_object_ap_id = outbox_object.ap_id
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await new_outgoing_activity(
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db_session, inbox_object.actor.inbox_url, outbox_object.id
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)
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await db_session.commit()
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async def send_announce(db_session: AsyncSession, ap_object_id: str) -> None:
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inbox_object = await get_inbox_object_by_ap_id(db_session, ap_object_id)
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if not inbox_object:
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logger.info(f"Saving unknwown object {ap_object_id}")
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raw_object = await ap.fetch(ap.get_id(ap_object_id))
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await save_object_to_inbox(db_session, raw_object)
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await db_session.commit()
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# XXX: we need to reload it as lazy-loading the actor will fail
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# (asyncio SQLAlchemy issue)
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inbox_object = await get_inbox_object_by_ap_id(db_session, ap_object_id)
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if not inbox_object:
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raise ValueError("Should never happen")
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if inbox_object.visibility not in [
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ap.VisibilityEnum.PUBLIC,
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ap.VisibilityEnum.UNLISTED,
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]:
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raise ValueError("Cannot announce non-public object")
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announce_id = allocate_outbox_id()
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announce = {
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"@context": ap.AS_CTX,
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"id": outbox_object_id(announce_id),
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"type": "Announce",
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"actor": ID,
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"object": ap_object_id,
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"to": [ap.AS_PUBLIC],
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"cc": [
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f"{BASE_URL}/followers",
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inbox_object.ap_actor_id,
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],
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}
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outbox_object = await save_outbox_object(
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db_session, announce_id, announce, relates_to_inbox_object_id=inbox_object.id
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)
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if not outbox_object.id:
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raise ValueError("Should never happen")
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inbox_object.announced_via_outbox_object_ap_id = outbox_object.ap_id
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recipients = await _compute_recipients(db_session, announce)
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for rcp in recipients:
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await new_outgoing_activity(db_session, rcp, outbox_object.id)
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await db_session.commit()
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async def send_follow(db_session: AsyncSession, ap_actor_id: str) -> None:
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await _send_follow(db_session, ap_actor_id)
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await db_session.commit()
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async def _send_follow(db_session: AsyncSession, ap_actor_id: str) -> None:
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actor = await fetch_actor(db_session, ap_actor_id)
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follow_id = allocate_outbox_id()
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follow = {
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"@context": ap.AS_CTX,
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"id": outbox_object_id(follow_id),
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"type": "Follow",
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"actor": ID,
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"object": ap_actor_id,
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}
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outbox_object = await save_outbox_object(
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db_session, follow_id, follow, relates_to_actor_id=actor.id
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)
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if not outbox_object.id:
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raise ValueError("Should never happen")
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await new_outgoing_activity(db_session, actor.inbox_url, outbox_object.id)
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# Caller should commit
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async def send_undo(db_session: AsyncSession, ap_object_id: str) -> None:
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await _send_undo(db_session, ap_object_id)
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await db_session.commit()
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async def _send_undo(db_session: AsyncSession, ap_object_id: str) -> None:
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outbox_object_to_undo = await get_outbox_object_by_ap_id(db_session, ap_object_id)
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if not outbox_object_to_undo:
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raise ValueError(f"{ap_object_id} not found in the outbox")
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if outbox_object_to_undo.ap_type not in ["Follow", "Like", "Announce"]:
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raise ValueError(
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f"Cannot build Undo for {outbox_object_to_undo.ap_type} activity"
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)
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undo_id = allocate_outbox_id()
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undo = {
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"@context": ap.AS_CTX,
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"id": outbox_object_id(undo_id),
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"type": "Undo",
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"actor": ID,
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"object": ap.remove_context(outbox_object_to_undo.ap_object),
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}
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outbox_object = await save_outbox_object(
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db_session,
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undo_id,
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undo,
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relates_to_outbox_object_id=outbox_object_to_undo.id,
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)
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if not outbox_object.id:
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raise ValueError("Should never happen")
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outbox_object_to_undo.undone_by_outbox_object_id = outbox_object.id
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if outbox_object_to_undo.ap_type == "Follow":
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if not outbox_object_to_undo.activity_object_ap_id:
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raise ValueError("Should never happen")
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followed_actor = await fetch_actor(
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db_session, outbox_object_to_undo.activity_object_ap_id
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)
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await new_outgoing_activity(
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db_session,
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followed_actor.inbox_url,
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outbox_object.id,
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)
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# Also remove the follow from the following collection
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await db_session.execute(
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delete(models.Following).where(
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models.Following.ap_actor_id == followed_actor.ap_id
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)
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)
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elif outbox_object_to_undo.ap_type == "Like":
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liked_object_ap_id = outbox_object_to_undo.activity_object_ap_id
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if not liked_object_ap_id:
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raise ValueError("Should never happen")
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liked_object = await get_inbox_object_by_ap_id(db_session, liked_object_ap_id)
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if not liked_object:
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raise ValueError(f"Cannot find liked object {liked_object_ap_id}")
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liked_object.liked_via_outbox_object_ap_id = None
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# Send the Undo to the liked object's actor
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await new_outgoing_activity(
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db_session,
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liked_object.actor.inbox_url, # type: ignore
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outbox_object.id,
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)
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elif outbox_object_to_undo.ap_type == "Announce":
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announced_object_ap_id = outbox_object_to_undo.activity_object_ap_id
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if not announced_object_ap_id:
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raise ValueError("Should never happen")
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announced_object = await get_inbox_object_by_ap_id(
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db_session, announced_object_ap_id
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)
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if not announced_object:
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raise ValueError(f"Cannot find announced object {announced_object_ap_id}")
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announced_object.announced_via_outbox_object_ap_id = None
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# Send the Undo to the original recipients
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recipients = await _compute_recipients(db_session, outbox_object.ap_object)
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for rcp in recipients:
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await new_outgoing_activity(db_session, rcp, outbox_object.id)
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else:
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raise ValueError("Should never happen")
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# called should commit
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async def fetch_conversation_root(
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db_session: AsyncSession,
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obj: AnyboxObject | RemoteObject,
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is_root: bool = False,
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) -> str:
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"""Some softwares do not set the context/conversation field (like Misskey).
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This means we have to track conversation ourselves. To do set, we fetch
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the root of the conversation and either:
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- use the context field if set
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- or build a custom conversation ID
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"""
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if not obj.in_reply_to or is_root:
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if obj.ap_context:
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return obj.ap_context
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else:
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# Use the root AP ID if there'no context
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return f"microblogpub:root:{obj.ap_id}"
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else:
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in_reply_to_object: AnyboxObject | RemoteObject | None = (
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await get_anybox_object_by_ap_id(db_session, obj.in_reply_to)
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)
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if not in_reply_to_object:
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try:
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raw_reply = await ap.fetch(ap.get_id(obj.in_reply_to))
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raw_reply_actor = await fetch_actor(
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db_session, ap.get_actor_id(raw_reply)
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)
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in_reply_to_object = RemoteObject(raw_reply, actor=raw_reply_actor)
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except httpx.HTTPStatusError as http_status_error:
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if 400 <= http_status_error.response.status_code < 500:
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# We may not have access, in this case consider if root
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return await fetch_conversation_root(db_session, obj, is_root=True)
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else:
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raise
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return await fetch_conversation_root(db_session, in_reply_to_object)
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async def send_create(
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db_session: AsyncSession,
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ap_type: str,
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source: str,
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uploads: list[tuple[models.Upload, str, str | None]],
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in_reply_to: str | None,
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visibility: ap.VisibilityEnum,
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content_warning: str | None = None,
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is_sensitive: bool = False,
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poll_type: str | None = None,
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poll_answers: list[str] | None = None,
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poll_duration_in_minutes: int | None = None,
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name: str | None = None,
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) -> str:
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note_id = allocate_outbox_id()
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published = now().replace(microsecond=0).isoformat().replace("+00:00", "Z")
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context = f"{ID}/contexts/" + uuid.uuid4().hex
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conversation = context
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content, tags, mentioned_actors = await markdownify(db_session, source)
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attachments = []
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if in_reply_to:
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in_reply_to_object = await get_anybox_object_by_ap_id(db_session, in_reply_to)
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if not in_reply_to_object:
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raise ValueError(f"Invalid in reply to {in_reply_to=}")
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if not in_reply_to_object.ap_context:
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logger.warning(f"Replied object {in_reply_to} has no context")
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try:
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conversation = await fetch_conversation_root(
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db_session,
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in_reply_to_object,
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)
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except Exception:
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logger.exception(f"Failed to fetch convo root {in_reply_to}")
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else:
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context = in_reply_to_object.ap_context
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conversation = in_reply_to_object.ap_context
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if in_reply_to_object.is_from_outbox:
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await db_session.execute(
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update(models.OutboxObject)
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.where(
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models.OutboxObject.ap_id == in_reply_to,
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)
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.values(replies_count=models.OutboxObject.replies_count + 1)
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)
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elif in_reply_to_object.is_from_inbox:
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await db_session.execute(
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update(models.InboxObject)
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.where(
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models.InboxObject.ap_id == in_reply_to,
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)
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.values(replies_count=models.InboxObject.replies_count + 1)
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)
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for (upload, filename, alt_text) in uploads:
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attachments.append(upload_to_attachment(upload, filename, alt_text))
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to = []
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cc = []
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mentioned_actor_ap_ids = [actor.ap_id for actor in mentioned_actors]
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if visibility == ap.VisibilityEnum.PUBLIC:
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to = [ap.AS_PUBLIC]
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cc = [f"{BASE_URL}/followers"] + mentioned_actor_ap_ids
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elif visibility == ap.VisibilityEnum.UNLISTED:
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to = [f"{BASE_URL}/followers"]
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cc = [ap.AS_PUBLIC] + mentioned_actor_ap_ids
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elif visibility == ap.VisibilityEnum.FOLLOWERS_ONLY:
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to = [f"{BASE_URL}/followers"]
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cc = mentioned_actor_ap_ids
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elif visibility == ap.VisibilityEnum.DIRECT:
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to = mentioned_actor_ap_ids
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cc = []
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else:
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raise ValueError(f"Unhandled visibility {visibility}")
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extra_obj_attrs = {}
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if ap_type == "Question":
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if not poll_answers or len(poll_answers) < 2:
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raise ValueError("Question must have at least 2 possible answers")
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if not poll_type:
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raise ValueError("Mising poll_type")
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if not poll_duration_in_minutes:
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raise ValueError("Missing poll_duration_in_minutes")
|
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|
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extra_obj_attrs = {
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"votersCount": 0,
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"endTime": (now() + timedelta(minutes=poll_duration_in_minutes))
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.isoformat()
|
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.replace("+00:00", "Z"),
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poll_type: [
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{
|
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"type": "Note",
|
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"name": answer,
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"replies": {"type": "Collection", "totalItems": 0},
|
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}
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for answer in poll_answers
|
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],
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}
|
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elif ap_type == "Article":
|
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if not name:
|
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raise ValueError("Article must have a name")
|
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|
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extra_obj_attrs = {"name": name}
|
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|
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obj = {
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"@context": ap.AS_EXTENDED_CTX,
|
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"type": ap_type,
|
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"id": outbox_object_id(note_id),
|
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"attributedTo": ID,
|
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"content": content,
|
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"to": to,
|
|
"cc": cc,
|
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"published": published,
|
|
"context": context,
|
|
"conversation": context,
|
|
"url": outbox_object_id(note_id),
|
|
"tag": tags,
|
|
"summary": content_warning,
|
|
"inReplyTo": in_reply_to,
|
|
"sensitive": is_sensitive,
|
|
"attachment": attachments,
|
|
**extra_obj_attrs, # type: ignore
|
|
}
|
|
outbox_object = await save_outbox_object(
|
|
db_session,
|
|
note_id,
|
|
obj,
|
|
source=source,
|
|
conversation=conversation,
|
|
)
|
|
if not outbox_object.id:
|
|
raise ValueError("Should never happen")
|
|
|
|
for tag in tags:
|
|
if tag["type"] == "Hashtag":
|
|
tagged_object = models.TaggedOutboxObject(
|
|
tag=tag["name"][1:],
|
|
outbox_object_id=outbox_object.id,
|
|
)
|
|
db_session.add(tagged_object)
|
|
|
|
for (upload, filename, alt) in uploads:
|
|
outbox_object_attachment = models.OutboxObjectAttachment(
|
|
filename=filename,
|
|
alt=alt,
|
|
outbox_object_id=outbox_object.id,
|
|
upload_id=upload.id,
|
|
)
|
|
db_session.add(outbox_object_attachment)
|
|
|
|
recipients = await _compute_recipients(db_session, obj)
|
|
for rcp in recipients:
|
|
await new_outgoing_activity(db_session, rcp, outbox_object.id)
|
|
|
|
# If the note is public, check if we need to send any webmentions
|
|
if visibility == ap.VisibilityEnum.PUBLIC:
|
|
possible_targets = await opengraph.external_urls(db_session, outbox_object)
|
|
logger.info(f"webmentions possible targert {possible_targets}")
|
|
for target in possible_targets:
|
|
webmention_endpoint = await webmentions.discover_webmention_endpoint(target)
|
|
logger.info(f"{target=} {webmention_endpoint=}")
|
|
if webmention_endpoint:
|
|
await new_outgoing_activity(
|
|
db_session,
|
|
webmention_endpoint,
|
|
outbox_object_id=outbox_object.id,
|
|
webmention_target=target,
|
|
)
|
|
|
|
await db_session.commit()
|
|
return note_id
|
|
|
|
|
|
async def send_vote(
|
|
db_session: AsyncSession,
|
|
in_reply_to: str,
|
|
names: list[str],
|
|
) -> str:
|
|
logger.info(f"Send vote {names}")
|
|
published = now().replace(microsecond=0).isoformat().replace("+00:00", "Z")
|
|
|
|
in_reply_to_object = await get_inbox_object_by_ap_id(db_session, in_reply_to)
|
|
if not in_reply_to_object:
|
|
raise ValueError(f"Invalid in reply to {in_reply_to=}")
|
|
if not in_reply_to_object.ap_context:
|
|
raise ValueError("Object has no context")
|
|
context = in_reply_to_object.ap_context
|
|
|
|
# TODO: ensure the name are valid?
|
|
|
|
# Save the answers
|
|
in_reply_to_object.voted_for_answers = names
|
|
|
|
to = [in_reply_to_object.actor.ap_id]
|
|
|
|
for name in names:
|
|
vote_id = allocate_outbox_id()
|
|
note = {
|
|
"@context": ap.AS_EXTENDED_CTX,
|
|
"type": "Note",
|
|
"id": outbox_object_id(vote_id),
|
|
"attributedTo": ID,
|
|
"name": name,
|
|
"to": to,
|
|
"cc": [],
|
|
"published": published,
|
|
"context": context,
|
|
"conversation": context,
|
|
"url": outbox_object_id(vote_id),
|
|
"inReplyTo": in_reply_to,
|
|
}
|
|
outbox_object = await save_outbox_object(
|
|
db_session, vote_id, note, is_transient=True
|
|
)
|
|
if not outbox_object.id:
|
|
raise ValueError("Should never happen")
|
|
|
|
recipients = await _compute_recipients(db_session, note)
|
|
for rcp in recipients:
|
|
await new_outgoing_activity(db_session, rcp, outbox_object.id)
|
|
|
|
await db_session.commit()
|
|
return vote_id
|
|
|
|
|
|
async def send_update(
|
|
db_session: AsyncSession,
|
|
ap_id: str,
|
|
source: str,
|
|
) -> str:
|
|
outbox_object = await get_outbox_object_by_ap_id(db_session, ap_id)
|
|
if not outbox_object:
|
|
raise ValueError(f"{ap_id} not found")
|
|
|
|
revisions = outbox_object.revisions or []
|
|
revisions.append(
|
|
{
|
|
"ap_object": outbox_object.ap_object,
|
|
"source": outbox_object.source,
|
|
"updated": (
|
|
outbox_object.ap_object.get("updated")
|
|
or outbox_object.ap_object.get("published")
|
|
),
|
|
}
|
|
)
|
|
|
|
updated = now().replace(microsecond=0).isoformat().replace("+00:00", "Z")
|
|
content, tags, mentioned_actors = await markdownify(db_session, source)
|
|
|
|
note = {
|
|
"@context": ap.AS_EXTENDED_CTX,
|
|
"type": outbox_object.ap_type,
|
|
"id": outbox_object.ap_id,
|
|
"attributedTo": ID,
|
|
"content": content,
|
|
"to": outbox_object.ap_object["to"],
|
|
"cc": outbox_object.ap_object["cc"],
|
|
"published": outbox_object.ap_object["published"],
|
|
"context": outbox_object.ap_context,
|
|
"conversation": outbox_object.ap_context,
|
|
"url": outbox_object.url,
|
|
"tag": tags,
|
|
"summary": outbox_object.summary,
|
|
"inReplyTo": outbox_object.in_reply_to,
|
|
"sensitive": outbox_object.sensitive,
|
|
"attachment": outbox_object.ap_object["attachment"],
|
|
"updated": updated,
|
|
}
|
|
|
|
outbox_object.ap_object = note
|
|
outbox_object.source = source
|
|
outbox_object.revisions = revisions
|
|
|
|
recipients = await _compute_recipients(db_session, note)
|
|
for rcp in recipients:
|
|
await new_outgoing_activity(db_session, rcp, outbox_object.id)
|
|
|
|
# If the note is public, check if we need to send any webmentions
|
|
if outbox_object.visibility == ap.VisibilityEnum.PUBLIC:
|
|
|
|
possible_targets = await opengraph.external_urls(db_session, outbox_object)
|
|
logger.info(f"webmentions possible targert {possible_targets}")
|
|
for target in possible_targets:
|
|
webmention_endpoint = await webmentions.discover_webmention_endpoint(target)
|
|
logger.info(f"{target=} {webmention_endpoint=}")
|
|
if webmention_endpoint:
|
|
await new_outgoing_activity(
|
|
db_session,
|
|
webmention_endpoint,
|
|
outbox_object_id=outbox_object.id,
|
|
webmention_target=target,
|
|
)
|
|
|
|
await db_session.commit()
|
|
return outbox_object.public_id # type: ignore
|
|
|
|
|
|
async def _compute_recipients(
|
|
db_session: AsyncSession, ap_object: ap.RawObject
|
|
) -> set[str]:
|
|
_recipients = []
|
|
for field in ["to", "cc", "bto", "bcc"]:
|
|
if field in ap_object:
|
|
_recipients.extend(ap.as_list(ap_object[field]))
|
|
|
|
recipients = set()
|
|
logger.info(f"{_recipients}")
|
|
for r in _recipients:
|
|
if r in [ap.AS_PUBLIC, ID]:
|
|
continue
|
|
|
|
# If we got a local collection, assume it's a collection of actors
|
|
if r.startswith(BASE_URL):
|
|
for actor in await fetch_actor_collection(db_session, r):
|
|
recipients.add(actor.shared_inbox_url)
|
|
|
|
continue
|
|
|
|
# Is it a known actor?
|
|
known_actor = (
|
|
await db_session.execute(
|
|
select(models.Actor).where(models.Actor.ap_id == r)
|
|
)
|
|
).scalar_one_or_none() # type: ignore
|
|
if known_actor:
|
|
recipients.add(known_actor.shared_inbox_url)
|
|
continue
|
|
|
|
# Fetch the object
|
|
raw_object = await ap.fetch(r)
|
|
if raw_object.get("type") in ap.ACTOR_TYPES:
|
|
saved_actor = await save_actor(db_session, raw_object)
|
|
recipients.add(saved_actor.shared_inbox_url)
|
|
else:
|
|
# Assume it's a collection of actors
|
|
for raw_actor in await ap.parse_collection(payload=raw_object):
|
|
actor = RemoteActor(raw_actor)
|
|
recipients.add(actor.shared_inbox_url)
|
|
|
|
return recipients
|
|
|
|
|
|
async def _get_following(db_session: AsyncSession) -> list[models.Follower]:
|
|
return (
|
|
(
|
|
await db_session.scalars(
|
|
select(models.Following).options(joinedload(models.Following.actor))
|
|
)
|
|
)
|
|
.unique()
|
|
.all()
|
|
)
|
|
|
|
|
|
async def _get_followers(db_session: AsyncSession) -> list[models.Follower]:
|
|
return (
|
|
(
|
|
await db_session.scalars(
|
|
select(models.Follower).options(joinedload(models.Follower.actor))
|
|
)
|
|
)
|
|
.unique()
|
|
.all()
|
|
)
|
|
|
|
|
|
async def _get_followers_recipients(
|
|
db_session: AsyncSession,
|
|
skip_actors: list[models.Actor] | None = None,
|
|
) -> set[str]:
|
|
"""Returns all the recipients from the local follower collection."""
|
|
actor_ap_ids_to_skip = []
|
|
if skip_actors:
|
|
actor_ap_ids_to_skip = [actor.ap_id for actor in skip_actors]
|
|
|
|
followers = await _get_followers(db_session)
|
|
return {
|
|
follower.actor.shared_inbox_url # type: ignore
|
|
for follower in followers
|
|
if follower.actor.ap_id not in actor_ap_ids_to_skip
|
|
}
|
|
|
|
|
|
async def get_notification_by_id(
|
|
db_session: AsyncSession, notification_id: int
|
|
) -> models.Notification | None:
|
|
return (
|
|
await db_session.execute(
|
|
select(models.Notification)
|
|
.where(models.Notification.id == notification_id)
|
|
.options(
|
|
joinedload(models.Notification.inbox_object).options(
|
|
joinedload(models.InboxObject.actor)
|
|
),
|
|
)
|
|
)
|
|
).scalar_one_or_none() # type: ignore
|
|
|
|
|
|
async def get_inbox_object_by_ap_id(
|
|
db_session: AsyncSession, ap_id: str
|
|
) -> models.InboxObject | None:
|
|
return (
|
|
await db_session.execute(
|
|
select(models.InboxObject)
|
|
.where(models.InboxObject.ap_id == ap_id)
|
|
.options(
|
|
joinedload(models.InboxObject.actor),
|
|
joinedload(models.InboxObject.relates_to_inbox_object),
|
|
joinedload(models.InboxObject.relates_to_outbox_object),
|
|
)
|
|
)
|
|
).scalar_one_or_none() # type: ignore
|
|
|
|
|
|
async def get_inbox_delete_for_activity_object_ap_id(
|
|
db_session: AsyncSession, activity_object_ap_id: str
|
|
) -> models.InboxObject | None:
|
|
return (
|
|
await db_session.execute(
|
|
select(models.InboxObject)
|
|
.where(
|
|
models.InboxObject.ap_type == "Delete",
|
|
models.InboxObject.activity_object_ap_id == activity_object_ap_id,
|
|
)
|
|
.options(
|
|
joinedload(models.InboxObject.actor),
|
|
joinedload(models.InboxObject.relates_to_inbox_object),
|
|
joinedload(models.InboxObject.relates_to_outbox_object),
|
|
)
|
|
)
|
|
).scalar_one_or_none() # type: ignore
|
|
|
|
|
|
async def get_outbox_object_by_ap_id(
|
|
db_session: AsyncSession, ap_id: str
|
|
) -> models.OutboxObject | None:
|
|
return (
|
|
(
|
|
await db_session.execute(
|
|
select(models.OutboxObject)
|
|
.where(models.OutboxObject.ap_id == ap_id)
|
|
.options(
|
|
joinedload(models.OutboxObject.outbox_object_attachments).options(
|
|
joinedload(models.OutboxObjectAttachment.upload)
|
|
),
|
|
joinedload(models.OutboxObject.relates_to_inbox_object).options(
|
|
joinedload(models.InboxObject.actor),
|
|
),
|
|
joinedload(models.OutboxObject.relates_to_outbox_object).options(
|
|
joinedload(
|
|
models.OutboxObject.outbox_object_attachments
|
|
).options(joinedload(models.OutboxObjectAttachment.upload)),
|
|
),
|
|
)
|
|
)
|
|
)
|
|
.unique()
|
|
.scalar_one_or_none()
|
|
) # type: ignore
|
|
|
|
|
|
async def get_anybox_object_by_ap_id(
|
|
db_session: AsyncSession, ap_id: str
|
|
) -> AnyboxObject | None:
|
|
if ap_id.startswith(BASE_URL):
|
|
return await get_outbox_object_by_ap_id(db_session, ap_id)
|
|
else:
|
|
return await get_inbox_object_by_ap_id(db_session, ap_id)
|
|
|
|
|
|
async def _handle_delete_activity(
|
|
db_session: AsyncSession,
|
|
from_actor: models.Actor,
|
|
delete_activity: models.InboxObject,
|
|
relates_to_inbox_object: models.InboxObject | None,
|
|
forwarded_by_actor: models.Actor | None,
|
|
) -> None:
|
|
ap_object_to_delete: models.InboxObject | models.Actor | None = None
|
|
if relates_to_inbox_object:
|
|
ap_object_to_delete = relates_to_inbox_object
|
|
elif delete_activity.activity_object_ap_id:
|
|
# If it's not a Delete for an inbox object, it may be related to
|
|
# an actor
|
|
try:
|
|
ap_object_to_delete = await fetch_actor(
|
|
db_session,
|
|
delete_activity.activity_object_ap_id,
|
|
save_if_not_found=False,
|
|
)
|
|
except ap.ObjectNotFoundError:
|
|
pass
|
|
|
|
if ap_object_to_delete is None:
|
|
logger.info(
|
|
"Received Delete for an unknown object "
|
|
f"{delete_activity.activity_object_ap_id}"
|
|
)
|
|
return
|
|
|
|
if isinstance(ap_object_to_delete, models.InboxObject):
|
|
if from_actor.ap_id != ap_object_to_delete.actor.ap_id:
|
|
logger.warning(
|
|
"Actor mismatch between the activity and the object: "
|
|
f"{from_actor.ap_id}/{ap_object_to_delete.actor.ap_id}"
|
|
)
|
|
return
|
|
|
|
logger.info(
|
|
f"Deleting {ap_object_to_delete.ap_type}/{ap_object_to_delete.ap_id}"
|
|
)
|
|
await _revert_side_effect_for_deleted_object(
|
|
db_session,
|
|
delete_activity,
|
|
ap_object_to_delete,
|
|
forwarded_by_actor,
|
|
)
|
|
ap_object_to_delete.is_deleted = True
|
|
elif isinstance(ap_object_to_delete, models.Actor):
|
|
if from_actor.ap_id != ap_object_to_delete.ap_id:
|
|
logger.warning(
|
|
"Actor mismatch between the activity and the object: "
|
|
f"{from_actor.ap_id}/{ap_object_to_delete.ap_id}"
|
|
)
|
|
return
|
|
|
|
logger.info(f"Deleting actor {ap_object_to_delete.ap_id}")
|
|
follower = (
|
|
await db_session.scalars(
|
|
select(models.Follower).where(
|
|
models.Follower.ap_actor_id == ap_object_to_delete.ap_id,
|
|
)
|
|
)
|
|
).one_or_none()
|
|
if follower:
|
|
logger.info("Removing actor from follower")
|
|
await db_session.delete(follower)
|
|
|
|
following = (
|
|
await db_session.scalars(
|
|
select(models.Following).where(
|
|
models.Following.ap_actor_id == ap_object_to_delete.ap_id,
|
|
)
|
|
)
|
|
).one_or_none()
|
|
if following:
|
|
logger.info("Removing actor from following")
|
|
await db_session.delete(following)
|
|
|
|
# Mark the actor as deleted
|
|
ap_object_to_delete.is_deleted = True
|
|
|
|
inbox_objects = (
|
|
await db_session.scalars(
|
|
select(models.InboxObject).where(
|
|
models.InboxObject.actor_id == ap_object_to_delete.id,
|
|
models.InboxObject.is_deleted.is_(False),
|
|
)
|
|
)
|
|
).all()
|
|
logger.info(f"Deleting {len(inbox_objects)} objects")
|
|
for inbox_object in inbox_objects:
|
|
await _revert_side_effect_for_deleted_object(
|
|
db_session,
|
|
delete_activity,
|
|
inbox_object,
|
|
forwarded_by_actor=None,
|
|
)
|
|
inbox_object.is_deleted = True
|
|
else:
|
|
raise ValueError("Should never happen")
|
|
|
|
await db_session.flush()
|
|
|
|
|
|
async def _revert_side_effect_for_deleted_object(
|
|
db_session: AsyncSession,
|
|
delete_activity: models.InboxObject,
|
|
deleted_ap_object: models.InboxObject,
|
|
forwarded_by_actor: models.Actor | None,
|
|
) -> None:
|
|
is_delete_needs_to_be_forwarded = False
|
|
|
|
# Decrement the replies counter if needed
|
|
if deleted_ap_object.in_reply_to:
|
|
replied_object = await get_anybox_object_by_ap_id(
|
|
db_session,
|
|
deleted_ap_object.in_reply_to,
|
|
)
|
|
if replied_object:
|
|
if replied_object.is_from_outbox:
|
|
# It's a local reply that was likely forwarded, the Delete
|
|
# also needs to be forwarded
|
|
is_delete_needs_to_be_forwarded = True
|
|
|
|
await db_session.execute(
|
|
update(models.OutboxObject)
|
|
.where(
|
|
models.OutboxObject.id == replied_object.id,
|
|
)
|
|
.values(replies_count=models.OutboxObject.replies_count - 1)
|
|
)
|
|
else:
|
|
await db_session.execute(
|
|
update(models.InboxObject)
|
|
.where(
|
|
models.InboxObject.id == replied_object.id,
|
|
)
|
|
.values(replies_count=models.InboxObject.replies_count - 1)
|
|
)
|
|
|
|
if deleted_ap_object.ap_type == "Like" and deleted_ap_object.activity_object_ap_id:
|
|
related_object = await get_outbox_object_by_ap_id(
|
|
db_session,
|
|
deleted_ap_object.activity_object_ap_id,
|
|
)
|
|
if related_object:
|
|
if related_object.is_from_outbox:
|
|
await db_session.execute(
|
|
update(models.OutboxObject)
|
|
.where(
|
|
models.OutboxObject.id == related_object.id,
|
|
)
|
|
.values(likes_count=models.OutboxObject.likes_count - 1)
|
|
)
|
|
elif (
|
|
deleted_ap_object.ap_type == "Annouce"
|
|
and deleted_ap_object.activity_object_ap_id
|
|
):
|
|
related_object = await get_outbox_object_by_ap_id(
|
|
db_session,
|
|
deleted_ap_object.activity_object_ap_id,
|
|
)
|
|
if related_object:
|
|
if related_object.is_from_outbox:
|
|
await db_session.execute(
|
|
update(models.OutboxObject)
|
|
.where(
|
|
models.OutboxObject.id == related_object.id,
|
|
)
|
|
.values(announces_count=models.OutboxObject.announces_count - 1)
|
|
)
|
|
|
|
# Delete any Like/Announce
|
|
await db_session.execute(
|
|
update(models.OutboxObject)
|
|
.where(
|
|
models.OutboxObject.activity_object_ap_id == deleted_ap_object.ap_id,
|
|
)
|
|
.values(is_deleted=True)
|
|
)
|
|
|
|
# If it's a local replies, it was forwarded, so we also need to forward
|
|
# the Delete activity if possible
|
|
if (
|
|
delete_activity.activity_object_ap_id == deleted_ap_object.ap_id
|
|
and delete_activity.has_ld_signature
|
|
and is_delete_needs_to_be_forwarded
|
|
):
|
|
logger.info("Forwarding Delete activity as it's a local reply")
|
|
|
|
# Don't forward to the forwarding actor and the original Delete actor
|
|
skip_actors = [delete_activity.actor]
|
|
if forwarded_by_actor:
|
|
skip_actors.append(forwarded_by_actor)
|
|
recipients = await _get_followers_recipients(
|
|
db_session,
|
|
skip_actors=skip_actors,
|
|
)
|
|
for rcp in recipients:
|
|
await new_outgoing_activity(
|
|
db_session,
|
|
rcp,
|
|
outbox_object_id=None,
|
|
inbox_object_id=delete_activity.id,
|
|
)
|
|
|
|
|
|
async def _handle_follow_follow_activity(
|
|
db_session: AsyncSession,
|
|
from_actor: models.Actor,
|
|
follow_activity: models.InboxObject,
|
|
) -> None:
|
|
if follow_activity.activity_object_ap_id != LOCAL_ACTOR.ap_id:
|
|
logger.warning(
|
|
f"Dropping Follow activity for {follow_activity.activity_object_ap_id}"
|
|
)
|
|
await db_session.delete(follow_activity)
|
|
return
|
|
|
|
if MANUALLY_APPROVES_FOLLOWERS:
|
|
notif = models.Notification(
|
|
notification_type=models.NotificationType.PENDING_INCOMING_FOLLOWER,
|
|
actor_id=from_actor.id,
|
|
inbox_object_id=follow_activity.id,
|
|
)
|
|
db_session.add(notif)
|
|
return None
|
|
|
|
await _send_accept(db_session, from_actor, follow_activity)
|
|
|
|
|
|
async def _get_incoming_follow_from_notification_id(
|
|
db_session: AsyncSession,
|
|
notification_id: int,
|
|
) -> tuple[models.Notification, models.InboxObject]:
|
|
notif = await get_notification_by_id(db_session, notification_id)
|
|
if notif is None:
|
|
raise ValueError(f"Notification {notification_id=} not found")
|
|
|
|
if notif.inbox_object is None:
|
|
raise ValueError("Should never happen")
|
|
|
|
if ap_type := notif.inbox_object.ap_type != "Follow":
|
|
raise ValueError(f"Unexpected {ap_type=}")
|
|
|
|
return notif, notif.inbox_object
|
|
|
|
|
|
async def send_accept(
|
|
db_session: AsyncSession,
|
|
notification_id: int,
|
|
) -> None:
|
|
notif, incoming_follow_request = await _get_incoming_follow_from_notification_id(
|
|
db_session, notification_id
|
|
)
|
|
|
|
await _send_accept(
|
|
db_session, incoming_follow_request.actor, incoming_follow_request
|
|
)
|
|
notif.is_accepted = True
|
|
|
|
await db_session.commit()
|
|
|
|
|
|
async def _send_accept(
|
|
db_session: AsyncSession,
|
|
from_actor: models.Actor,
|
|
inbox_object: models.InboxObject,
|
|
) -> None:
|
|
|
|
follower = models.Follower(
|
|
actor_id=from_actor.id,
|
|
inbox_object_id=inbox_object.id,
|
|
ap_actor_id=from_actor.ap_id,
|
|
)
|
|
try:
|
|
db_session.add(follower)
|
|
await db_session.flush()
|
|
except IntegrityError:
|
|
pass # TODO update the existing followe
|
|
|
|
# Reply with an Accept
|
|
reply_id = allocate_outbox_id()
|
|
reply = {
|
|
"@context": ap.AS_CTX,
|
|
"id": outbox_object_id(reply_id),
|
|
"type": "Accept",
|
|
"actor": ID,
|
|
"object": inbox_object.ap_id,
|
|
}
|
|
outbox_activity = await save_outbox_object(
|
|
db_session, reply_id, reply, relates_to_inbox_object_id=inbox_object.id
|
|
)
|
|
if not outbox_activity.id:
|
|
raise ValueError("Should never happen")
|
|
await new_outgoing_activity(db_session, from_actor.inbox_url, outbox_activity.id)
|
|
|
|
notif = models.Notification(
|
|
notification_type=models.NotificationType.NEW_FOLLOWER,
|
|
actor_id=from_actor.id,
|
|
)
|
|
db_session.add(notif)
|
|
|
|
|
|
async def send_reject(
|
|
db_session: AsyncSession,
|
|
notification_id: int,
|
|
) -> None:
|
|
notif, incoming_follow_request = await _get_incoming_follow_from_notification_id(
|
|
db_session, notification_id
|
|
)
|
|
|
|
await _send_reject(
|
|
db_session, incoming_follow_request.actor, incoming_follow_request
|
|
)
|
|
notif.is_rejected = True
|
|
await db_session.commit()
|
|
|
|
|
|
async def _send_reject(
|
|
db_session: AsyncSession,
|
|
from_actor: models.Actor,
|
|
inbox_object: models.InboxObject,
|
|
) -> None:
|
|
# Reply with an Accept
|
|
reply_id = allocate_outbox_id()
|
|
reply = {
|
|
"@context": ap.AS_CTX,
|
|
"id": outbox_object_id(reply_id),
|
|
"type": "Reject",
|
|
"actor": ID,
|
|
"object": inbox_object.ap_id,
|
|
}
|
|
outbox_activity = await save_outbox_object(
|
|
db_session, reply_id, reply, relates_to_inbox_object_id=inbox_object.id
|
|
)
|
|
if not outbox_activity.id:
|
|
raise ValueError("Should never happen")
|
|
await new_outgoing_activity(db_session, from_actor.inbox_url, outbox_activity.id)
|
|
|
|
notif = models.Notification(
|
|
notification_type=models.NotificationType.REJECTED_FOLLOWER,
|
|
actor_id=from_actor.id,
|
|
)
|
|
db_session.add(notif)
|
|
|
|
|
|
async def _handle_undo_activity(
|
|
db_session: AsyncSession,
|
|
from_actor: models.Actor,
|
|
undo_activity: models.InboxObject,
|
|
ap_activity_to_undo: models.InboxObject,
|
|
) -> None:
|
|
if from_actor.ap_id != ap_activity_to_undo.actor.ap_id:
|
|
logger.warning(
|
|
"Actor mismatch between the activity and the object: "
|
|
f"{from_actor.ap_id}/{ap_activity_to_undo.actor.ap_id}"
|
|
)
|
|
return
|
|
|
|
ap_activity_to_undo.undone_by_inbox_object_id = undo_activity.id
|
|
ap_activity_to_undo.is_deleted = True
|
|
|
|
if ap_activity_to_undo.ap_type == "Follow":
|
|
logger.info(f"Undo follow from {from_actor.ap_id}")
|
|
await db_session.execute(
|
|
delete(models.Follower).where(
|
|
models.Follower.inbox_object_id == ap_activity_to_undo.id
|
|
)
|
|
)
|
|
notif = models.Notification(
|
|
notification_type=models.NotificationType.UNFOLLOW,
|
|
actor_id=from_actor.id,
|
|
)
|
|
db_session.add(notif)
|
|
|
|
elif ap_activity_to_undo.ap_type == "Like":
|
|
if not ap_activity_to_undo.activity_object_ap_id:
|
|
raise ValueError("Like without object")
|
|
liked_obj = await get_outbox_object_by_ap_id(
|
|
db_session,
|
|
ap_activity_to_undo.activity_object_ap_id,
|
|
)
|
|
if not liked_obj:
|
|
logger.warning(
|
|
"Cannot find liked object: "
|
|
f"{ap_activity_to_undo.activity_object_ap_id}"
|
|
)
|
|
return
|
|
|
|
liked_obj.likes_count = models.OutboxObject.likes_count - 1
|
|
notif = models.Notification(
|
|
notification_type=models.NotificationType.UNDO_LIKE,
|
|
actor_id=from_actor.id,
|
|
outbox_object_id=liked_obj.id,
|
|
inbox_object_id=ap_activity_to_undo.id,
|
|
)
|
|
db_session.add(notif)
|
|
|
|
elif ap_activity_to_undo.ap_type == "Announce":
|
|
if not ap_activity_to_undo.activity_object_ap_id:
|
|
raise ValueError("Announce witout object")
|
|
announced_obj_ap_id = ap_activity_to_undo.activity_object_ap_id
|
|
logger.info(
|
|
f"Undo for announce {ap_activity_to_undo.ap_id}/{announced_obj_ap_id}"
|
|
)
|
|
if announced_obj_ap_id.startswith(BASE_URL):
|
|
announced_obj_from_outbox = await get_outbox_object_by_ap_id(
|
|
db_session, announced_obj_ap_id
|
|
)
|
|
if announced_obj_from_outbox:
|
|
logger.info("Found in the oubox")
|
|
announced_obj_from_outbox.announces_count = (
|
|
models.OutboxObject.announces_count - 1
|
|
)
|
|
notif = models.Notification(
|
|
notification_type=models.NotificationType.UNDO_ANNOUNCE,
|
|
actor_id=from_actor.id,
|
|
outbox_object_id=announced_obj_from_outbox.id,
|
|
inbox_object_id=ap_activity_to_undo.id,
|
|
)
|
|
db_session.add(notif)
|
|
else:
|
|
logger.warning(f"Don't know how to undo {ap_activity_to_undo.ap_type} activity")
|
|
|
|
# commit will be perfomed in save_to_inbox
|
|
|
|
|
|
async def _handle_move_activity(
|
|
db_session: AsyncSession,
|
|
from_actor: models.Actor,
|
|
move_activity: models.InboxObject,
|
|
) -> None:
|
|
logger.info("Processing Move activity")
|
|
|
|
# Ensure the object matches the actor
|
|
old_actor_id = ap.get_object_id(move_activity.ap_object)
|
|
if old_actor_id != from_actor.ap_id:
|
|
logger.warning(
|
|
f"Object does not match the actor: {old_actor_id}/{from_actor.ap_id}"
|
|
)
|
|
return None
|
|
|
|
# Fetch the target account
|
|
new_actor_id = move_activity.ap_object.get("target")
|
|
if not new_actor_id:
|
|
logger.warning("Missing target")
|
|
return None
|
|
|
|
new_actor = await fetch_actor(db_session, new_actor_id)
|
|
|
|
# Ensure the target account references the old account
|
|
if old_actor_id not in (aks := new_actor.ap_actor.get("alsoKnownAs", [])):
|
|
logger.warning(
|
|
f"New account does not have have an alias for the old account: {aks}"
|
|
)
|
|
return None
|
|
|
|
# Unfollow the old account
|
|
following = (
|
|
await db_session.execute(
|
|
select(models.Following)
|
|
.where(models.Following.ap_actor_id == old_actor_id)
|
|
.options(joinedload(models.Following.outbox_object))
|
|
)
|
|
).scalar_one_or_none()
|
|
if not following:
|
|
logger.warning("Not following the Move actor")
|
|
return
|
|
|
|
await _send_undo(db_session, following.outbox_object.ap_id)
|
|
|
|
# Follow the new one
|
|
await _send_follow(db_session, new_actor_id)
|
|
|
|
|
|
async def _handle_update_activity(
|
|
db_session: AsyncSession,
|
|
from_actor: models.Actor,
|
|
update_activity: models.InboxObject,
|
|
) -> None:
|
|
logger.info("Processing Update activity")
|
|
wrapped_object = await ap.get_object(update_activity.ap_object)
|
|
if wrapped_object["type"] in ap.ACTOR_TYPES:
|
|
logger.info("Updating actor")
|
|
|
|
updated_actor = RemoteActor(wrapped_object)
|
|
if (
|
|
from_actor.ap_id != updated_actor.ap_id
|
|
or from_actor.ap_type != updated_actor.ap_type
|
|
or from_actor.handle != updated_actor.handle
|
|
):
|
|
raise ValueError(
|
|
f"Invalid Update activity {from_actor.ap_actor}/"
|
|
f"{updated_actor.ap_actor}"
|
|
)
|
|
|
|
# Update the actor
|
|
from_actor.ap_actor = updated_actor.ap_actor
|
|
elif (ap_type := wrapped_object["type"]) in [
|
|
"Question",
|
|
"Note",
|
|
"Article",
|
|
"Page",
|
|
"Video",
|
|
]:
|
|
logger.info(f"Updating {ap_type}")
|
|
existing_object = await get_inbox_object_by_ap_id(
|
|
db_session, wrapped_object["id"]
|
|
)
|
|
if not existing_object:
|
|
logger.info(f"{ap_type} not found in the inbox")
|
|
elif existing_object.actor.ap_id != from_actor.ap_id:
|
|
logger.warning(
|
|
f"Update actor does not match the {ap_type} actor {from_actor.ap_id}"
|
|
f"/{existing_object.actor.ap_id}"
|
|
)
|
|
else:
|
|
# Everything looks correct, update the object in the inbox
|
|
logger.info(f"Updating {existing_object.ap_id}")
|
|
existing_object.ap_object = wrapped_object
|
|
else:
|
|
# TODO(ts): support updating objects
|
|
logger.info(f'Cannot update {wrapped_object["type"]}')
|
|
|
|
|
|
async def _handle_create_activity(
|
|
db_session: AsyncSession,
|
|
from_actor: models.Actor,
|
|
create_activity: models.InboxObject,
|
|
forwarded_by_actor: models.Actor | None = None,
|
|
) -> None:
|
|
logger.info("Processing Create activity")
|
|
wrapped_object = ap.unwrap_activity(create_activity.ap_object)
|
|
if create_activity.actor.ap_id != ap.get_actor_id(wrapped_object):
|
|
raise ValueError("Object actor does not match activity")
|
|
|
|
ro = RemoteObject(wrapped_object, actor=from_actor)
|
|
|
|
# Check if we already received a delete for this object (happens often
|
|
# with forwarded replies)
|
|
delete_object = await get_inbox_delete_for_activity_object_ap_id(
|
|
db_session,
|
|
ro.ap_id,
|
|
)
|
|
if delete_object:
|
|
if delete_object.actor.ap_id != from_actor.ap_id:
|
|
logger.warning(
|
|
f"Got a Delete for {ro.ap_id} from {delete_object.actor.ap_id}??"
|
|
)
|
|
else:
|
|
logger.info("Got a Delete for this object, deleting activity")
|
|
create_activity.is_deleted = True
|
|
await db_session.flush()
|
|
return None
|
|
|
|
await _process_note_object(
|
|
db_session,
|
|
create_activity,
|
|
from_actor,
|
|
ro,
|
|
forwarded_by_actor=forwarded_by_actor,
|
|
)
|
|
|
|
|
|
async def _handle_read_activity(
|
|
db_session: AsyncSession,
|
|
from_actor: models.Actor,
|
|
read_activity: models.InboxObject,
|
|
) -> None:
|
|
logger.info("Processing Read activity")
|
|
|
|
# Honk uses Read activity to propagate replies, fetch the read object
|
|
# from the remote server
|
|
wrapped_object = await ap.fetch(ap.get_id(read_activity.ap_object["object"]))
|
|
|
|
wrapped_object_actor = await fetch_actor(
|
|
db_session, ap.get_actor_id(wrapped_object)
|
|
)
|
|
if not wrapped_object_actor.is_blocked:
|
|
ro = RemoteObject(wrapped_object, actor=wrapped_object_actor)
|
|
|
|
# Then process it likes it's coming from a forwarded activity
|
|
await _process_note_object(db_session, read_activity, wrapped_object_actor, ro)
|
|
|
|
|
|
async def _process_note_object(
|
|
db_session: AsyncSession,
|
|
parent_activity: models.InboxObject,
|
|
from_actor: models.Actor,
|
|
ro: RemoteObject,
|
|
forwarded_by_actor: models.Actor | None = None,
|
|
) -> None:
|
|
if parent_activity.ap_type not in ["Create", "Read"]:
|
|
raise ValueError(f"Unexpected parent activity {parent_activity.ap_id}")
|
|
|
|
ap_published_at = now()
|
|
if "published" in ro.ap_object:
|
|
ap_published_at = parse_isoformat(ro.ap_object["published"])
|
|
|
|
following = await _get_following(db_session)
|
|
|
|
is_from_following = ro.actor.ap_id in {f.ap_actor_id for f in following}
|
|
is_reply = bool(ro.in_reply_to)
|
|
is_local_reply = (
|
|
ro.in_reply_to
|
|
and ro.in_reply_to.startswith(BASE_URL)
|
|
and ro.content # Hide votes from Question
|
|
)
|
|
is_mention = False
|
|
tags = ro.ap_object.get("tag", [])
|
|
for tag in ap.as_list(tags):
|
|
if tag.get("name") == LOCAL_ACTOR.handle or tag.get("href") == LOCAL_ACTOR.url:
|
|
is_mention = True
|
|
|
|
inbox_object = models.InboxObject(
|
|
server=urlparse(ro.ap_id).hostname,
|
|
actor_id=from_actor.id,
|
|
ap_actor_id=from_actor.ap_id,
|
|
ap_type=ro.ap_type,
|
|
ap_id=ro.ap_id,
|
|
ap_context=ro.ap_context,
|
|
conversation=await fetch_conversation_root(db_session, ro),
|
|
ap_published_at=ap_published_at,
|
|
ap_object=ro.ap_object,
|
|
visibility=ro.visibility,
|
|
relates_to_inbox_object_id=parent_activity.id,
|
|
relates_to_outbox_object_id=None,
|
|
activity_object_ap_id=ro.activity_object_ap_id,
|
|
og_meta=await opengraph.og_meta_from_note(db_session, ro),
|
|
# Hide replies from the stream
|
|
is_hidden_from_stream=not (
|
|
(not is_reply and is_from_following) or is_mention or is_local_reply
|
|
),
|
|
)
|
|
|
|
db_session.add(inbox_object)
|
|
await db_session.flush()
|
|
await db_session.refresh(inbox_object)
|
|
|
|
parent_activity.relates_to_inbox_object_id = inbox_object.id
|
|
|
|
if inbox_object.in_reply_to:
|
|
replied_object = await get_anybox_object_by_ap_id(
|
|
db_session, inbox_object.in_reply_to
|
|
)
|
|
if replied_object:
|
|
if replied_object.is_from_outbox:
|
|
if replied_object.ap_type == "Question" and inbox_object.ap_object.get(
|
|
"name"
|
|
):
|
|
await _handle_vote_answer(
|
|
db_session,
|
|
inbox_object,
|
|
replied_object, # type: ignore # outbox check below
|
|
)
|
|
else:
|
|
await db_session.execute(
|
|
update(models.OutboxObject)
|
|
.where(
|
|
models.OutboxObject.id == replied_object.id,
|
|
)
|
|
.values(replies_count=models.OutboxObject.replies_count + 1)
|
|
)
|
|
else:
|
|
await db_session.execute(
|
|
update(models.InboxObject)
|
|
.where(
|
|
models.InboxObject.id == replied_object.id,
|
|
)
|
|
.values(replies_count=models.InboxObject.replies_count + 1)
|
|
)
|
|
|
|
# This object is a reply of a local object, we may need to forward it
|
|
# to our followers (we can only forward JSON-LD signed activities)
|
|
if (
|
|
parent_activity.ap_type == "Create"
|
|
and replied_object
|
|
and replied_object.is_from_outbox
|
|
and replied_object.ap_type != "Question"
|
|
and parent_activity.has_ld_signature
|
|
):
|
|
logger.info("Forwarding Create activity as it's a local reply")
|
|
skip_actors = [parent_activity.actor]
|
|
if forwarded_by_actor:
|
|
skip_actors.append(forwarded_by_actor)
|
|
recipients = await _get_followers_recipients(
|
|
db_session,
|
|
skip_actors=skip_actors,
|
|
)
|
|
for rcp in recipients:
|
|
await new_outgoing_activity(
|
|
db_session,
|
|
rcp,
|
|
outbox_object_id=None,
|
|
inbox_object_id=parent_activity.id,
|
|
)
|
|
|
|
if is_mention:
|
|
notif = models.Notification(
|
|
notification_type=models.NotificationType.MENTION,
|
|
actor_id=from_actor.id,
|
|
inbox_object_id=inbox_object.id,
|
|
)
|
|
db_session.add(notif)
|
|
|
|
|
|
async def _handle_vote_answer(
|
|
db_session: AsyncSession,
|
|
answer: models.InboxObject,
|
|
question: models.OutboxObject,
|
|
) -> None:
|
|
logger.info(f"Processing poll answer for {question.ap_id}: {answer.ap_id}")
|
|
|
|
if question.is_poll_ended:
|
|
logger.warning("Poll is ended, discarding answer")
|
|
return
|
|
|
|
if not question.poll_items:
|
|
raise ValueError("Should never happen")
|
|
|
|
answer_name = answer.ap_object["name"]
|
|
if answer_name not in {pi["name"] for pi in question.poll_items}:
|
|
logger.warning(f"Invalid answer {answer_name=}")
|
|
return
|
|
|
|
answer.is_transient = True
|
|
poll_answer = models.PollAnswer(
|
|
outbox_object_id=question.id,
|
|
poll_type="oneOf" if question.is_one_of_poll else "anyOf",
|
|
inbox_object_id=answer.id,
|
|
actor_id=answer.actor.id,
|
|
name=answer_name,
|
|
)
|
|
db_session.add(poll_answer)
|
|
await db_session.flush()
|
|
|
|
voters_count = await db_session.scalar(
|
|
select(func.count(func.distinct(models.PollAnswer.actor_id))).where(
|
|
models.PollAnswer.outbox_object_id == question.id
|
|
)
|
|
)
|
|
|
|
all_answers = await db_session.execute(
|
|
select(
|
|
func.count(models.PollAnswer.name).label("answer_count"),
|
|
models.PollAnswer.name,
|
|
)
|
|
.where(models.PollAnswer.outbox_object_id == question.id)
|
|
.group_by(models.PollAnswer.name)
|
|
)
|
|
all_answers_count = {a["name"]: a["answer_count"] for a in all_answers}
|
|
|
|
logger.info(f"{voters_count=}")
|
|
logger.info(f"{all_answers_count=}")
|
|
|
|
question_ap_object = dict(question.ap_object)
|
|
question_ap_object["votersCount"] = voters_count
|
|
items_key = "oneOf" if question.is_one_of_poll else "anyOf"
|
|
question_ap_object[items_key] = [
|
|
{
|
|
"type": "Note",
|
|
"name": item["name"],
|
|
"replies": {
|
|
"type": "Collection",
|
|
"totalItems": all_answers_count.get(item["name"], 0),
|
|
},
|
|
}
|
|
for item in question.poll_items
|
|
]
|
|
updated = now().replace(microsecond=0).isoformat().replace("+00:00", "Z")
|
|
question_ap_object["updated"] = updated
|
|
question.ap_object = question_ap_object
|
|
|
|
logger.info(f"Updated question: {question.ap_object}")
|
|
|
|
await db_session.flush()
|
|
|
|
# Finally send an update
|
|
recipients = await _compute_recipients(db_session, question.ap_object)
|
|
for rcp in recipients:
|
|
await new_outgoing_activity(db_session, rcp, question.id)
|
|
|
|
|
|
async def _handle_announce_activity(
|
|
db_session: AsyncSession,
|
|
actor: models.Actor,
|
|
announce_activity: models.InboxObject,
|
|
relates_to_outbox_object: models.OutboxObject | None,
|
|
relates_to_inbox_object: models.InboxObject | None,
|
|
):
|
|
if relates_to_outbox_object:
|
|
# This is an announce for a local object
|
|
relates_to_outbox_object.announces_count = (
|
|
models.OutboxObject.announces_count + 1
|
|
)
|
|
|
|
notif = models.Notification(
|
|
notification_type=models.NotificationType.ANNOUNCE,
|
|
actor_id=actor.id,
|
|
outbox_object_id=relates_to_outbox_object.id,
|
|
inbox_object_id=announce_activity.id,
|
|
)
|
|
db_session.add(notif)
|
|
else:
|
|
# Only show the announce in the stream if it comes from an actor
|
|
# in the following collection
|
|
followings = await _get_following(db_session)
|
|
is_from_following = announce_activity.actor.ap_id in {
|
|
f.ap_actor_id for f in followings
|
|
}
|
|
|
|
# This is announce for a maybe unknown object
|
|
if relates_to_inbox_object:
|
|
# We already know about this object, show the announce in the
|
|
# stream if it's not already there, from an followed actor
|
|
# and if we haven't seen it recently
|
|
if (
|
|
now() - as_utc(relates_to_inbox_object.ap_published_at) # type: ignore
|
|
) > timedelta(hours=1):
|
|
announce_activity.is_hidden_from_stream = not is_from_following
|
|
else:
|
|
# Save it as an inbox object
|
|
if not announce_activity.activity_object_ap_id:
|
|
raise ValueError("Should never happen")
|
|
announced_raw_object = await ap.fetch(
|
|
announce_activity.activity_object_ap_id
|
|
)
|
|
announced_actor = await fetch_actor(
|
|
db_session, ap.get_actor_id(announced_raw_object)
|
|
)
|
|
if not announced_actor.is_blocked:
|
|
announced_object = RemoteObject(announced_raw_object, announced_actor)
|
|
announced_inbox_object = models.InboxObject(
|
|
server=urlparse(announced_object.ap_id).hostname,
|
|
actor_id=announced_actor.id,
|
|
ap_actor_id=announced_actor.ap_id,
|
|
ap_type=announced_object.ap_type,
|
|
ap_id=announced_object.ap_id,
|
|
ap_context=announced_object.ap_context,
|
|
ap_published_at=announced_object.ap_published_at,
|
|
ap_object=announced_object.ap_object,
|
|
visibility=announced_object.visibility,
|
|
og_meta=await opengraph.og_meta_from_note(
|
|
db_session, announced_object
|
|
),
|
|
is_hidden_from_stream=True,
|
|
)
|
|
db_session.add(announced_inbox_object)
|
|
await db_session.flush()
|
|
announce_activity.relates_to_inbox_object_id = announced_inbox_object.id
|
|
announce_activity.is_hidden_from_stream = not is_from_following
|
|
|
|
|
|
async def _handle_like_activity(
|
|
db_session: AsyncSession,
|
|
actor: models.Actor,
|
|
like_activity: models.InboxObject,
|
|
relates_to_outbox_object: models.OutboxObject | None,
|
|
relates_to_inbox_object: models.InboxObject | None,
|
|
):
|
|
if not relates_to_outbox_object:
|
|
logger.info(
|
|
"Received a like for an unknown activity: "
|
|
f"{like_activity.activity_object_ap_id}, deleting the activity"
|
|
)
|
|
await db_session.delete(like_activity)
|
|
else:
|
|
relates_to_outbox_object.likes_count = models.OutboxObject.likes_count + 1
|
|
|
|
notif = models.Notification(
|
|
notification_type=models.NotificationType.LIKE,
|
|
actor_id=actor.id,
|
|
outbox_object_id=relates_to_outbox_object.id,
|
|
inbox_object_id=like_activity.id,
|
|
)
|
|
db_session.add(notif)
|
|
|
|
|
|
async def _process_transient_object(
|
|
db_session: AsyncSession,
|
|
raw_object: ap.RawObject,
|
|
from_actor: models.Actor,
|
|
) -> None:
|
|
ap_type = raw_object["type"]
|
|
if ap_type in ["Add", "Remove"]:
|
|
logger.info(f"Dropping unsupported {ap_type} object")
|
|
else:
|
|
logger.warning(f"Received unknown {ap_type} object")
|
|
|
|
return None
|
|
|
|
|
|
async def save_to_inbox(
|
|
db_session: AsyncSession,
|
|
raw_object: ap.RawObject,
|
|
sent_by_ap_actor_id: str,
|
|
) -> None:
|
|
try:
|
|
actor = await fetch_actor(db_session, ap.get_id(raw_object["actor"]))
|
|
except ap.ObjectNotFoundError:
|
|
logger.warning("Actor not found")
|
|
except httpx.HTTPStatusError:
|
|
logger.exception("Failed to fetch actor")
|
|
return
|
|
|
|
if actor.server in BLOCKED_SERVERS:
|
|
logger.warning(f"Server {actor.server} is blocked")
|
|
return
|
|
|
|
if "id" not in raw_object:
|
|
await _process_transient_object(db_session, raw_object, actor)
|
|
return None
|
|
|
|
if actor.is_blocked:
|
|
logger.warning("Actor {actor.ap_id} is blocked, ignoring object")
|
|
return None
|
|
|
|
raw_object_id = ap.get_id(raw_object)
|
|
forwarded_by_actor = None
|
|
|
|
# Ensure forwarded activities have a valid LD sig
|
|
if sent_by_ap_actor_id != actor.ap_id:
|
|
logger.info(
|
|
f"Processing a forwarded activity {sent_by_ap_actor_id=}/{actor.ap_id}"
|
|
)
|
|
forwarded_by_actor = await fetch_actor(db_session, sent_by_ap_actor_id)
|
|
|
|
if not (await ldsig.verify_signature(db_session, raw_object)):
|
|
logger.warning(
|
|
f"Failed to verify LD sig, fetching remote object {raw_object_id}"
|
|
)
|
|
|
|
# Try to fetch the remote object since we failed to verify the LD sig
|
|
try:
|
|
raw_object = await ap.fetch(raw_object_id)
|
|
except Exception:
|
|
raise fastapi.HTTPException(status_code=401, detail="Invalid LD sig")
|
|
|
|
# Transient activities from Mastodon like Like are not fetchable and
|
|
# will return the actor instead
|
|
if raw_object["id"] != raw_object_id:
|
|
logger.info(f"Unable to fetch {raw_object_id}")
|
|
return None
|
|
|
|
if (
|
|
await db_session.scalar(
|
|
select(func.count(models.InboxObject.id)).where(
|
|
models.InboxObject.ap_id == raw_object_id
|
|
)
|
|
)
|
|
> 0
|
|
):
|
|
logger.info(
|
|
f'Received duplicate {raw_object["type"]} activity: {raw_object_id}'
|
|
)
|
|
return
|
|
|
|
ap_published_at = now()
|
|
if "published" in raw_object:
|
|
ap_published_at = parse_isoformat(raw_object["published"])
|
|
|
|
activity_ro = RemoteObject(raw_object, actor=actor)
|
|
|
|
relates_to_inbox_object: models.InboxObject | None = None
|
|
relates_to_outbox_object: models.OutboxObject | None = None
|
|
if activity_ro.activity_object_ap_id:
|
|
if activity_ro.activity_object_ap_id.startswith(BASE_URL):
|
|
relates_to_outbox_object = await get_outbox_object_by_ap_id(
|
|
db_session,
|
|
activity_ro.activity_object_ap_id,
|
|
)
|
|
else:
|
|
relates_to_inbox_object = await get_inbox_object_by_ap_id(
|
|
db_session,
|
|
activity_ro.activity_object_ap_id,
|
|
)
|
|
|
|
inbox_object = models.InboxObject(
|
|
server=urlparse(activity_ro.ap_id).hostname,
|
|
actor_id=actor.id,
|
|
ap_actor_id=actor.ap_id,
|
|
ap_type=activity_ro.ap_type,
|
|
ap_id=activity_ro.ap_id,
|
|
ap_context=activity_ro.ap_context,
|
|
ap_published_at=ap_published_at,
|
|
ap_object=activity_ro.ap_object,
|
|
visibility=activity_ro.visibility,
|
|
relates_to_inbox_object_id=relates_to_inbox_object.id
|
|
if relates_to_inbox_object
|
|
else None,
|
|
relates_to_outbox_object_id=relates_to_outbox_object.id
|
|
if relates_to_outbox_object
|
|
else None,
|
|
activity_object_ap_id=activity_ro.activity_object_ap_id,
|
|
is_hidden_from_stream=True,
|
|
)
|
|
|
|
db_session.add(inbox_object)
|
|
await db_session.flush()
|
|
await db_session.refresh(inbox_object)
|
|
|
|
if activity_ro.ap_type == "Create":
|
|
await _handle_create_activity(
|
|
db_session, actor, inbox_object, forwarded_by_actor=forwarded_by_actor
|
|
)
|
|
elif activity_ro.ap_type == "Read":
|
|
await _handle_read_activity(db_session, actor, inbox_object)
|
|
elif activity_ro.ap_type == "Update":
|
|
await _handle_update_activity(db_session, actor, inbox_object)
|
|
elif activity_ro.ap_type == "Move":
|
|
await _handle_move_activity(db_session, actor, inbox_object)
|
|
elif activity_ro.ap_type == "Delete":
|
|
await _handle_delete_activity(
|
|
db_session,
|
|
actor,
|
|
inbox_object,
|
|
relates_to_inbox_object,
|
|
forwarded_by_actor=forwarded_by_actor,
|
|
)
|
|
elif activity_ro.ap_type == "Follow":
|
|
await _handle_follow_follow_activity(db_session, actor, inbox_object)
|
|
elif activity_ro.ap_type == "Undo":
|
|
if relates_to_inbox_object:
|
|
await _handle_undo_activity(
|
|
db_session, actor, inbox_object, relates_to_inbox_object
|
|
)
|
|
else:
|
|
logger.info("Received Undo for an unknown activity")
|
|
elif activity_ro.ap_type in ["Accept", "Reject"]:
|
|
if not relates_to_outbox_object:
|
|
logger.info(
|
|
f"Received {raw_object['type']} for an unknown activity: "
|
|
f"{activity_ro.activity_object_ap_id}"
|
|
)
|
|
else:
|
|
if relates_to_outbox_object.ap_type == "Follow":
|
|
notif_type = (
|
|
models.NotificationType.FOLLOW_REQUEST_ACCEPTED
|
|
if activity_ro.ap_type == "Accept"
|
|
else models.NotificationType.FOLLOW_REQUEST_REJECTED
|
|
)
|
|
notif = models.Notification(
|
|
notification_type=notif_type,
|
|
actor_id=actor.id,
|
|
inbox_object_id=inbox_object.id,
|
|
)
|
|
db_session.add(notif)
|
|
|
|
if activity_ro.ap_type == "Accept":
|
|
following = models.Following(
|
|
actor_id=actor.id,
|
|
outbox_object_id=relates_to_outbox_object.id,
|
|
ap_actor_id=actor.ap_id,
|
|
)
|
|
db_session.add(following)
|
|
|
|
# Pre-fetch the latest activities
|
|
try:
|
|
await _prefetch_actor_outbox(db_session, actor)
|
|
except Exception:
|
|
logger.exception(f"Failed to prefetch outbox for {actor.ap_id}")
|
|
elif activity_ro.ap_type == "Reject":
|
|
maybe_following = (
|
|
await db_session.scalars(
|
|
select(models.Following).where(
|
|
models.Following.ap_actor_id == actor.ap_id,
|
|
)
|
|
)
|
|
).one_or_none()
|
|
if maybe_following:
|
|
logger.info("Removing actor from following")
|
|
await db_session.delete(maybe_following)
|
|
|
|
else:
|
|
logger.info(
|
|
"Received an Accept for an unsupported activity: "
|
|
f"{relates_to_outbox_object.ap_type}"
|
|
)
|
|
elif activity_ro.ap_type == "EmojiReact":
|
|
if not relates_to_outbox_object:
|
|
logger.info(
|
|
"Received a reaction for an unknown activity: "
|
|
f"{activity_ro.activity_object_ap_id}"
|
|
)
|
|
await db_session.delete(inbox_object)
|
|
else:
|
|
# TODO(ts): support reactions
|
|
pass
|
|
elif activity_ro.ap_type == "Like":
|
|
await _handle_like_activity(
|
|
db_session,
|
|
actor,
|
|
inbox_object,
|
|
relates_to_outbox_object,
|
|
relates_to_inbox_object,
|
|
)
|
|
elif activity_ro.ap_type == "Announce":
|
|
await _handle_announce_activity(
|
|
db_session,
|
|
actor,
|
|
inbox_object,
|
|
relates_to_outbox_object,
|
|
relates_to_inbox_object,
|
|
)
|
|
else:
|
|
logger.warning(f"Received an unknown {inbox_object.ap_type} object")
|
|
|
|
await db_session.commit()
|
|
|
|
|
|
async def _prefetch_actor_outbox(
|
|
db_session: AsyncSession,
|
|
actor: models.Actor,
|
|
) -> None:
|
|
"""Try to fetch some notes to fill the stream"""
|
|
saved = 0
|
|
outbox = await ap.parse_collection(actor.outbox_url, limit=20)
|
|
for activity in outbox:
|
|
activity_id = ap.get_id(activity)
|
|
raw_activity = await ap.fetch(activity_id)
|
|
if ap.as_list(raw_activity["type"])[0] == "Create":
|
|
obj = await ap.get_object(raw_activity)
|
|
saved_inbox_object = await get_inbox_object_by_ap_id(
|
|
db_session, ap.get_id(obj)
|
|
)
|
|
if not saved_inbox_object:
|
|
saved_inbox_object = await save_object_to_inbox(db_session, obj)
|
|
|
|
if not saved_inbox_object.in_reply_to:
|
|
saved_inbox_object.is_hidden_from_stream = False
|
|
saved += 1
|
|
|
|
if saved >= 5:
|
|
break
|
|
|
|
# commit is performed by the called
|
|
|
|
|
|
async def save_object_to_inbox(
|
|
db_session: AsyncSession,
|
|
raw_object: ap.RawObject,
|
|
) -> models.InboxObject:
|
|
"""Used to save unknown object before intetacting with them, i.e. to like
|
|
an object that was looked up, or prefill the inbox when an actor accepted
|
|
a follow request."""
|
|
obj_actor = await fetch_actor(db_session, ap.get_actor_id(raw_object))
|
|
|
|
ro = RemoteObject(raw_object, actor=obj_actor)
|
|
|
|
ap_published_at = now()
|
|
if "published" in ro.ap_object:
|
|
ap_published_at = parse_isoformat(ro.ap_object["published"])
|
|
|
|
inbox_object = models.InboxObject(
|
|
server=urlparse(ro.ap_id).hostname,
|
|
actor_id=obj_actor.id,
|
|
ap_actor_id=obj_actor.ap_id,
|
|
ap_type=ro.ap_type,
|
|
ap_id=ro.ap_id,
|
|
ap_context=ro.ap_context,
|
|
conversation=await fetch_conversation_root(db_session, ro),
|
|
ap_published_at=ap_published_at,
|
|
ap_object=ro.ap_object,
|
|
visibility=ro.visibility,
|
|
relates_to_inbox_object_id=None,
|
|
relates_to_outbox_object_id=None,
|
|
activity_object_ap_id=ro.activity_object_ap_id,
|
|
og_meta=await opengraph.og_meta_from_note(db_session, ro),
|
|
is_hidden_from_stream=True,
|
|
)
|
|
|
|
db_session.add(inbox_object)
|
|
await db_session.flush()
|
|
await db_session.refresh(inbox_object)
|
|
return inbox_object
|
|
|
|
|
|
async def public_outbox_objects_count(db_session: AsyncSession) -> int:
|
|
return await db_session.scalar(
|
|
select(func.count(models.OutboxObject.id)).where(
|
|
models.OutboxObject.visibility == ap.VisibilityEnum.PUBLIC,
|
|
models.OutboxObject.is_deleted.is_(False),
|
|
)
|
|
)
|
|
|
|
|
|
async def fetch_actor_collection(db_session: AsyncSession, url: str) -> list[Actor]:
|
|
if url.startswith(config.BASE_URL):
|
|
if url == config.BASE_URL + "/followers":
|
|
followers = (
|
|
(
|
|
await db_session.scalars(
|
|
select(models.Follower).options(
|
|
joinedload(models.Follower.actor)
|
|
)
|
|
)
|
|
)
|
|
.unique()
|
|
.all()
|
|
)
|
|
return [follower.actor for follower in followers]
|
|
else:
|
|
raise ValueError(f"internal collection for {url}) not supported")
|
|
|
|
return [RemoteActor(actor) for actor in await ap.parse_collection(url)]
|
|
|
|
|
|
@dataclass
|
|
class ReplyTreeNode:
|
|
ap_object: AnyboxObject
|
|
children: list["ReplyTreeNode"]
|
|
is_requested: bool = False
|
|
is_root: bool = False
|
|
|
|
|
|
async def get_replies_tree(
|
|
db_session: AsyncSession,
|
|
requested_object: AnyboxObject,
|
|
is_current_user_admin: bool,
|
|
) -> ReplyTreeNode:
|
|
# XXX: PeerTube video don't use context
|
|
tree_nodes: list[AnyboxObject] = []
|
|
if requested_object.conversation is None:
|
|
tree_nodes = [requested_object]
|
|
else:
|
|
allowed_visibility = [ap.VisibilityEnum.PUBLIC, ap.VisibilityEnum.UNLISTED]
|
|
if is_current_user_admin:
|
|
allowed_visibility = list(ap.VisibilityEnum)
|
|
|
|
tree_nodes.extend(
|
|
(
|
|
await db_session.scalars(
|
|
select(models.InboxObject)
|
|
.where(
|
|
models.InboxObject.conversation
|
|
== requested_object.conversation,
|
|
models.InboxObject.ap_type.in_(["Note", "Page", "Article"]),
|
|
models.InboxObject.is_deleted.is_(False),
|
|
models.InboxObject.visibility.in_(allowed_visibility),
|
|
)
|
|
.options(joinedload(models.InboxObject.actor))
|
|
)
|
|
)
|
|
.unique()
|
|
.all()
|
|
)
|
|
tree_nodes.extend(
|
|
(
|
|
await db_session.scalars(
|
|
select(models.OutboxObject)
|
|
.where(
|
|
models.OutboxObject.conversation
|
|
== requested_object.conversation,
|
|
models.OutboxObject.is_deleted.is_(False),
|
|
models.OutboxObject.ap_type.in_(["Note", "Page", "Article"]),
|
|
models.OutboxObject.visibility.in_(allowed_visibility),
|
|
)
|
|
.options(
|
|
joinedload(
|
|
models.OutboxObject.outbox_object_attachments
|
|
).options(joinedload(models.OutboxObjectAttachment.upload))
|
|
)
|
|
)
|
|
)
|
|
.unique()
|
|
.all()
|
|
)
|
|
nodes_by_in_reply_to = defaultdict(list)
|
|
for node in tree_nodes:
|
|
nodes_by_in_reply_to[node.in_reply_to].append(node)
|
|
logger.info(nodes_by_in_reply_to)
|
|
|
|
if len(nodes_by_in_reply_to.get(None, [])) > 1:
|
|
raise ValueError(f"Invalid replies tree: {[n.ap_object for n in tree_nodes]}")
|
|
|
|
def _get_reply_node_children(
|
|
node: ReplyTreeNode,
|
|
index: defaultdict[str | None, list[AnyboxObject]],
|
|
) -> list[ReplyTreeNode]:
|
|
children = []
|
|
for child in index.get(node.ap_object.ap_id, []): # type: ignore
|
|
child_node = ReplyTreeNode(
|
|
ap_object=child,
|
|
is_requested=child.ap_id == requested_object.ap_id, # type: ignore
|
|
children=[],
|
|
)
|
|
child_node.children = _get_reply_node_children(child_node, index)
|
|
children.append(child_node)
|
|
|
|
return sorted(
|
|
children,
|
|
key=lambda node: node.ap_object.ap_published_at, # type: ignore
|
|
)
|
|
|
|
if None in nodes_by_in_reply_to:
|
|
root_ap_object = nodes_by_in_reply_to[None][0]
|
|
else:
|
|
root_ap_object = sorted(
|
|
tree_nodes,
|
|
key=lambda ap_obj: ap_obj.ap_published_at, # type: ignore
|
|
)[0]
|
|
|
|
root_node = ReplyTreeNode(
|
|
ap_object=root_ap_object,
|
|
is_root=True,
|
|
is_requested=root_ap_object.ap_id == requested_object.ap_id,
|
|
children=[],
|
|
)
|
|
root_node.children = _get_reply_node_children(root_node, nodes_by_in_reply_to)
|
|
return root_node
|