File "AuthController.php.bak"

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MIME-type: text/x-php
Charset: utf-8

<?php
// controllers/AuthController.php
require_once __DIR__ . '/../models/UsuarioModel.php';
require_once __DIR__ . '/../config/Database.php';

class AuthController {
    private $db;
    private $usuarioModel;
    private $recaptchaSecret = '6LcUafsrAAAAAIpMZzqTmXPQmM6WDRb7UQGd_6t-'; // Tu clave secreta de reCAPTCHA

    public function __construct() {
        $database = new Database();
        $this->db = $database->connect();
        $this->usuarioModel = new Usuario($this->db);
    }

    // Mostrar el formulario de login
    public function index() {
        // Si ya está logueado, redirigir al panel
        if(isset($_SESSION['user_id'])) {
            header('Location: index.php?controller=requisicion&action=panel');
            exit;
        }
        require_once __DIR__ . '/../views/autenticacion/login.php';
    }

    // Procesar el login
    public function login() {
        if($_SERVER['REQUEST_METHOD'] == 'POST') {
            $cedula = trim($_POST['cedula'] ?? '');
            $password = $_POST['password'] ?? '';
            $recaptchaResponse = $_POST['g-recaptcha-response'] ?? '';
            
            // Validar que los campos no estén vacíos
            if(empty($cedula) || empty($password)) {
                $_SESSION['flash_error'] = "Por favor complete todos los campos.";
                header('Location: index.php?controller=auth&action=index');
                exit;
            }
            
            // Validar reCAPTCHA
            if(!$this->validarRecaptcha($recaptchaResponse)) {
                $_SESSION['flash_error'] = "Por favor complete el reCAPTCHA correctamente.";
                header('Location: index.php?controller=auth&action=index');
                exit;
            }
            
            // Intentar autenticar
            if($this->usuarioModel->autenticar($cedula, $password)) {
                // Crear variables de sesión
                $_SESSION['user_id'] = $this->usuarioModel->id;
                $_SESSION['user_nombre'] = $this->usuarioModel->nombre;
                $_SESSION['user_cedula'] = $this->usuarioModel->cedula;
                $_SESSION['user_rol'] = $this->usuarioModel->rol;
                $_SESSION['login_time'] = time();
                
                // Regenerar ID de sesión para seguridad
                session_regenerate_id(true);
                
                // Redireccionar al panel
                header('Location: index.php?controller=requisicion&action=panel');
                exit;
            } else {
                // Error de login
                $_SESSION['flash_error'] = "Cédula o contraseña incorrectos.";
                header('Location: index.php?controller=auth&action=index');
                exit;
            }
        } else {
            // Si no es POST, redirigir al formulario
            header('Location: index.php?controller=auth&action=index');
            exit;
        }
    }

    // Cerrar sesión
    public function logout() {
        // Limpiar todas las variables de sesión
        $_SESSION = array();
        
        // Destruir la cookie de sesión
        if (isset($_COOKIE[session_name()])) {
            setcookie(session_name(), '', time()-3600, '/');
        }
        
        // Destruir la sesión
        session_destroy();
        
        // Redirigir al login
        header('Location: index.php?controller=auth&action=index');
        exit;
    }
    
    // Validar reCAPTCHA
    private function validarRecaptcha($response) {
        if(empty($response)) {
            return false;
        }
        
        $url = 'https://www.google.com/recaptcha/api/siteverify';
        $data = [
            'secret' => $this->recaptchaSecret,
            'response' => $response,
            'remoteip' => $_SERVER['REMOTE_ADDR']
        ];
        
        $options = [
            'http' => [
                'header'  => "Content-type: application/x-www-form-urlencoded\r\n",
                'method'  => 'POST',
                'content' => http_build_query($data)
            ]
        ];
        
        $context  = stream_context_create($options);
        $result = file_get_contents($url, false, $context);
        
        if($result === false) {
            return false;
        }
        
        $resultJson = json_decode($result);
        return $resultJson->success ?? false;
    }
}
?>