54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
import json
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from sqlalchemy.exc import IntegrityError
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from sqlmodel import Session, select
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from loon.web.db import engine
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from loon.web.users.models import User
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async def register_request_handler(client, userdata, msg, data):
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prefix = "loon/auth/register/"
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if not msg.topic.startswith(prefix):
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return
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rest = msg.topic[len(prefix):]
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uuid, _, subtopic = rest.partition("/")
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if not uuid or subtopic != "request":
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return
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password = data["password"]
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internal_username = data["internalUsername"]
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with Session(engine) as session:
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statement = select(User).where(User.uuid == uuid)
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user = session.exec(statement).first()
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if user is not None:
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client.publish(f"loon/auth/register/{uuid}/response",
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json.dumps({"success": False, "error": "The user is already registered!"}))
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return
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statement = select(User).where(User.internal_username == internal_username)
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user = session.exec(statement).first()
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if user is not None:
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client.publish(f"loon/auth/register/{uuid}/response",
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json.dumps({"success": False, "error": f"The {internal_username} is taken!"}))
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return
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user = User(uuid=uuid, password=password, internal_username=internal_username, admin=False)
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session.add(user)
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try:
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session.commit()
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except IntegrityError:
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session.rollback()
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client.publish(f"loon/auth/register/{uuid}/response",
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json.dumps({"success": False, "error": "The user is already registered!"}))
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return
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client.publish(f"loon/auth/register/{uuid}/response", json.dumps({"success": True, "error": None}))
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