forked from Dniel97/artemis
125 lines
4.1 KiB
Python
125 lines
4.1 KiB
Python
from enum import Enum
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from typing import Dict, Optional
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from sqlalchemy import Table, Column, and_
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from sqlalchemy.types import Integer, String, TIMESTAMP
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from sqlalchemy.sql.schema import ForeignKey
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from sqlalchemy.sql import func
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from sqlalchemy.dialects.mysql import insert
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from sqlalchemy.sql import func, select, Delete
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from uuid import uuid4
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from datetime import datetime, timedelta
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from sqlalchemy.engine import Row
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from core.data.schema.base import BaseData, metadata
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aime_user = Table(
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"aime_user",
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metadata,
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Column("id", Integer, nullable=False, primary_key=True, autoincrement=True),
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Column("username", String(25), unique=True),
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Column("email", String(255), unique=True),
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Column("password", String(255)),
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Column("permissions", Integer),
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Column("created_date", TIMESTAMP, server_default=func.now()),
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Column("last_login_date", TIMESTAMP, onupdate=func.now()),
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Column("suspend_expire_time", TIMESTAMP),
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mysql_charset='utf8mb4'
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)
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frontend_session = Table(
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"frontend_session",
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metadata,
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Column("id", Integer, primary_key=True, unique=True),
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Column("user", ForeignKey("aime_user.id", ondelete="cascade", onupdate="cascade"), nullable=False),
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Column("ip", String(15)),
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Column('session_cookie', String(32), nullable=False, unique=True),
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Column("expires", TIMESTAMP, nullable=False),
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mysql_charset='utf8mb4'
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)
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class PermissionBits(Enum):
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PermUser = 1
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PermMod = 2
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PermSysAdmin = 4
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class UserData(BaseData):
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def create_user(self, id: int = None, username: str = None, email: str = None, password: str = None, permission: int = 1) -> Optional[int]:
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if email is None:
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permission = 1
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if id is None:
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sql = insert(aime_user).values(
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username=username,
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email=email,
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password=password,
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permissions=permission
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)
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else:
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sql = insert(aime_user).values(
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id=id,
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username=username,
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email=email,
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password=password,
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permissions=permission
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)
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conflict = sql.on_duplicate_key_update(
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username=username,
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email=email,
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password=password,
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permissions=permission
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)
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result = self.execute(conflict)
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if result is None: return None
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return result.lastrowid
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def login(self, user_id: int, passwd: bytes = None, ip: str = "0.0.0.0") -> Optional[str]:
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sql = select(aime_user).where(and_(aime_user.c.id == user_id, aime_user.c.password == passwd))
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result = self.execute(sql)
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if result is None: return None
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usr = result.fetchone()
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if usr is None: return None
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return self.create_session(user_id, ip)
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def check_session(self, cookie: str, ip: str = "0.0.0.0") -> Optional[Row]:
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sql = select(frontend_session).where(
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and_(
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frontend_session.c.session_cookie == cookie,
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frontend_session.c.ip == ip
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)
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)
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result = self.execute(sql)
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if result is None: return None
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return result.fetchone()
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def delete_session(self, session_id: int) -> bool:
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sql = Delete(frontend_session).where(frontend_session.c.id == session_id)
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result = self.execute(sql)
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if result is None: return False
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return True
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def create_session(self, user_id: int, ip: str = "0.0.0.0", expires: datetime = datetime.now() + timedelta(days=1)) -> Optional[str]:
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cookie = uuid4().hex
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sql = insert(frontend_session).values(
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user = user_id,
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ip = ip,
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session_cookie = cookie,
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expires = expires
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)
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result = self.execute(sql)
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if result is None:
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return None
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return cookie
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def reset_autoincrement(self, ai_value: int) -> None:
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# ALTER TABLE isn't in sqlalchemy so we do this the ugly way
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sql = f"ALTER TABLE aime_user AUTO_INCREMENT={ai_value}"
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self.execute(sql) |