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import os
from azure.cosmos import CosmosClient, exceptions
from azure.cosmos.exceptions import CosmosHttpResponseError
import bcrypt
import base64
from ..database.sql_db import (
get_user,
get_student_user,
get_admin_user,
get_teacher_user,
create_student_user,
update_student_user,
delete_student_user
)
import logging
logger = logging.getLogger(__name__)
# ... (c贸digo de inicializaci贸n)
def clean_and_validate_key(key):
key = key.strip()
while len(key) % 4 != 0:
key += '='
try:
base64.b64decode(key)
return key
except:
raise ValueError("La clave proporcionada no es v谩lida")
# Verificar las variables de entorno
endpoint = os.getenv("COSMOS_ENDPOINT")
key = os.getenv("COSMOS_KEY")
if not endpoint or not key:
raise ValueError("Las variables de entorno COSMOS_ENDPOINT y COSMOS_KEY deben estar configuradas")
key = clean_and_validate_key(key)
####################################################
def authenticate_user(username, password):
try:
user_item = get_user(username)
if user_item and verify_password(user_item['password'], password):
logger.info(f"Usuario autenticado: {username}, Rol: {user_item['role']}")
return True, user_item['role']
logger.warning(f"Autenticaci贸n fallida para el usuario: {username}")
return False, None
except Exception as e:
logger.error(f"Error durante la autenticaci贸n del usuario: {str(e)}")
return False, None
def authenticate_admin(username, password):
return authenticate_user(username, password)
def authenticate_student(username, password):
return authenticate_user(username, password)
def authenticate_teacher(username, password):
return authenticate_user(username, password)
############################
def register_student(username, password, additional_info=None):
try:
if get_student_user(username):
logger.warning(f"Intento de registro de estudiante existente: {username}")
return False # El estudiante ya existe
success = create_student_user(username, password, additional_info)
if success:
logger.info(f"Nuevo estudiante registrado: {username}")
return True
else:
logger.error(f"Error al registrar nuevo estudiante: {username}")
return False
except Exception as e:
logger.error(f"Error al registrar estudiante: {str(e)}")
return False
def update_student_info(username, new_info):
try:
success = update_student_user(username, new_info)
if success:
logger.info(f"Informaci贸n del estudiante actualizada: {username}")
return True
else:
logger.error(f"Error al actualizar informaci贸n del estudiante: {username}")
return False
except Exception as e:
logger.error(f"Error al actualizar informaci贸n del estudiante: {str(e)}")
return False
def delete_student(username):
try:
success = delete_student_user(username)
if success:
logger.info(f"Estudiante eliminado: {username}")
return True
else:
logger.error(f"Error al eliminar estudiante: {username}")
return False
except Exception as e:
logger.error(f"Error al eliminar estudiante: {str(e)}")
return False
# ... (funciones de hash y verificaci贸n de contrase帽a)
def hash_password(password):
"""Hash a password for storing."""
return bcrypt.hashpw(password.encode('utf-8'), bcrypt.gensalt()).decode('utf-8')
##################################################################################33
def verify_password(stored_password, provided_password):
"""Verify a stored password against one provided by user"""
return bcrypt.checkpw(provided_password.encode('utf-8'), stored_password.encode('utf-8'))
######################################################################################################
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