84 lines
1.9 KiB
Python
84 lines
1.9 KiB
Python
#!/usr/bin/env python3
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"""Actor stuff."""
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import typing
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import hy
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from urllib.parse import urlparse
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from sqlalchemy import select
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from loguru import logger
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from app.hyap import fetch # type: ignore
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from app import models
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from app.database import AsyncSession
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if typing.TYPE_CHECKING:
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from app.models import Actor as ActorModel
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async def fetch_actor(
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db_session: AsyncSession,
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actor_id: str,
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) -> "ActorModel":
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"""Fetch actor on db, if not exist will be grabed and stored
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in db."""
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exist_actor = (
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await db_session.scalars(
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select(models.Actor).where(
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models.Actor.ap_id == actor_id
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)
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)
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).one_or_none()
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if exist_actor:
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return exist_actor
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ap_object = await fetch(actor_id)
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exist_actor = await save_actor(ap_object, db_session)
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return exist_actor
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async def save_actor(
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ap_object: dict,
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db_session: AsyncSession
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) -> "ActorModel":
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"""Save actor to db."""
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logger.info("save actor " + ap_object["id"])
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actor = models.Actor(
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ap_id=ap_object["id"],
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ap_actor=ap_object,
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ap_type=ap_object["type"],
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handle=_handle(ap_object),
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)
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db_session.add(actor)
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await db_session.flush()
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await db_session.refresh(actor)
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return actor
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def _handle(
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ap_object: dict,
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) -> str:
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ap_id = urlparse(ap_object["id"])
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if not ap_id.hostname:
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raise ValueError(f"Invalid actor ID {ap_id}")
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handle = '@' + ap_object["preferredUsername"] + '@' + ap_id.hostname
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return handle
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async def get_public_key(
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db_session: AsyncSession,
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key_id: str
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) -> str:
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"""Give key id and reutrn public key."""
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existing_actor = (
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await db_session.scalars(
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select(models.Actor).where(
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models.Actor.ap_id == key_id.split("#")[0])
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)
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).one_or_none()
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public_key = existing_actor.ap_object["publicKey"]["publicKeyPem"]
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return public_key
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