flask-home-vod/server/flask/application/backend/data/dao_session.py
2023-02-02 01:47:38 +02:00

78 lines
No EOL
2.7 KiB
Python

from .db import get_db
from .data_models import Session
import time
_DELETE_EXPIRED_SESSION_SQL = "DELETE FROM session where refresh_expires_at <= :time"
def _delete_expired_tokens(db):
db_cursor = db.cursor()
db_cursor.execute(_DELETE_EXPIRED_SESSION_SQL, {"time": time.time()})
db.commit()
_GET_USER_FOR_ACCESS_TOKEN_SQL = "SELECT user_id FROM session where access_token = :token and access_expires_at >= :time"
def get_user_for_token(access_token: str):
db = get_db()
_delete_expired_tokens(db)
db_cursor = db.cursor()
db_cursor.execute(_GET_USER_FOR_ACCESS_TOKEN_SQL, {"token": access_token, "time": time.time()})
rows = db_cursor.fetchall()
if (len(rows) == 1):
return rows[0][0]
return None
_INSER_SESSION_SQL = "INSERT INTO session(user_id, access_token, refresh_token, access_expires_at, refresh_expires_at)"\
"VALUES(:user_id, :access_token, :refresh_token, :access_expires_at, :refresh_expires_at)"
def _session_insert(db_cursor, session: Session):
params = {
"user_id": session.user_id,
"access_token": session.access_token,
"refresh_token": session.refresh_token,
"access_expires_at": session.access_expires_at,
"refresh_expires_at": session.refresh_expires_at,
}
db_cursor.execute(_INSER_SESSION_SQL, params)
def insert_user_session(session: Session):
db = get_db()
db_cursor = db.cursor()
_session_insert(db_cursor, session)
db.commit()
def delete_user_session(access_token: str):
db = get_db()
db_cursor = db.cursor()
db_cursor.execute("DELETE FROM session WHERE access_token = :token", {"token": access_token})
db.commit()
def delete_all_user_session_by_user_id(user_id: int):
db = get_db()
db_cursor = db.cursor()
db_cursor.execute("DELETE FROM session WHERE user_id = :id", {"id": user_id})
db.commit()
def create_new_single_session(session: Session):
db = get_db()
db_cursor = db.cursor()
db_cursor.execute("DELETE FROM session where user_id = :id", {"id": session.user_id})
_session_insert(db_cursor, session)
db.commit()
def get_user_for_refresh_token(refresh_token: str):
db = get_db()
_delete_expired_tokens(db)
db_cursor = db.cursor()
db_cursor.execute("SELECT user_id FROM session where refresh_token = :token", {"token": refresh_token})
rows = db_cursor.fetchall()
if (len(rows) == 1):
return rows[0][0]
return None
def swap_refresh_session(refresh_token: str, session: Session):
db = get_db()
_delete_expired_tokens(db)
db_cursor = db.cursor()
db_cursor.execute("DELETE FROM session WHERE refresh_token = :token", {"token": refresh_token})
_session_insert(db_cursor, session)
db.commit()