mirror of
https://gitlab.com/MoonTestUse1/AdministrationItDepartmens.git
synced 2025-08-14 00:25:46 +02:00
65 lines
2.3 KiB
Python
65 lines
2.3 KiB
Python
from datetime import datetime, timedelta
|
|
from typing import Optional, Union, Any
|
|
from jose import JWTError, jwt
|
|
from passlib.context import CryptContext
|
|
from fastapi import Depends, HTTPException, status
|
|
from fastapi.security import OAuth2PasswordBearer
|
|
from sqlalchemy.orm import Session
|
|
|
|
from app.database import get_db
|
|
from app.core.config import settings
|
|
from app.models.user import User
|
|
|
|
pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
|
|
oauth2_scheme = OAuth2PasswordBearer(tokenUrl=f"{settings.API_V1_STR}/auth/login")
|
|
|
|
def verify_password(plain_password: str, hashed_password: str) -> bool:
|
|
"""Verify a password against a hash."""
|
|
return pwd_context.verify(plain_password, hashed_password)
|
|
|
|
def get_password_hash(password: str) -> str:
|
|
"""Generate password hash."""
|
|
return pwd_context.hash(password)
|
|
|
|
def authenticate_user(db: Session, email: str, password: str) -> Optional[User]:
|
|
"""Authenticate user by email and password."""
|
|
user = db.query(User).filter(User.email == email).first()
|
|
if not user:
|
|
return None
|
|
if not verify_password(password, user.hashed_password):
|
|
return None
|
|
return user
|
|
|
|
def create_access_token(data: dict, expires_delta: Optional[timedelta] = None) -> str:
|
|
"""Create access token."""
|
|
to_encode = data.copy()
|
|
if expires_delta:
|
|
expire = datetime.utcnow() + expires_delta
|
|
else:
|
|
expire = datetime.utcnow() + timedelta(minutes=15)
|
|
to_encode.update({"exp": expire})
|
|
encoded_jwt = jwt.encode(to_encode, settings.SECRET_KEY, algorithm="HS256")
|
|
return encoded_jwt
|
|
|
|
async def get_current_user(
|
|
db: Session = Depends(get_db),
|
|
token: str = Depends(oauth2_scheme)
|
|
) -> User:
|
|
"""Get current user from token."""
|
|
credentials_exception = HTTPException(
|
|
status_code=status.HTTP_401_UNAUTHORIZED,
|
|
detail="Could not validate credentials",
|
|
headers={"WWW-Authenticate": "Bearer"},
|
|
)
|
|
try:
|
|
payload = jwt.decode(token, settings.SECRET_KEY, algorithms=["HS256"])
|
|
email: str = payload.get("sub")
|
|
if email is None:
|
|
raise credentials_exception
|
|
except JWTError:
|
|
raise credentials_exception
|
|
|
|
user = db.query(User).filter(User.email == email).first()
|
|
if user is None:
|
|
raise credentials_exception
|
|
return user |