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Fernando Méndez
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94
login/includes/formLogin.php
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94
login/includes/formLogin.php
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<?php
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include_once('user_dao.php');
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include_once($prefix.'assets/php/form.php');
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class FormLogin extends Form {
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//Constants:
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const HTML5_EMAIL_REGEXP = '^[a-zA-Z0-9.!#$%&\'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$';
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//Atributes:
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private $user; // User who is going to log-in.
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private $reply; // Validation response
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//Constructor:
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public function __construct() {
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parent::__construct('formLogin');
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$this->reply = array();
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}
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//Methods:
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//Returns validation response:
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public function getReply() {
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if(isset($_SESSION["login"])){
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$name = strtoupper($_SESSION['nombre']);
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$this->reply = "<h1>Bienvenido {$_SESSION['nombre']}</h1><hr />
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<p>{$name}, has iniciado sesión correctamente.</p>
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<p>Usa los botones para navegar</p>
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<a href='../'><button>Inicio</button></a>
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<a href='../../panel_{$_SESSION["rol"]}'><button>Mi Panel</button></a>\n";
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}
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else if(!isset($_SESSION["login"])){
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$this->reply = "<h1>ERROR</h1><hr />".
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"<p>El usuario o contraseña no son válidos.</p>
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<p>Vuelve a intetarlo o regístrate si no lo habías hecho previamente.</p>
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<a href='./'><button>Iniciar Sesión</button></a>
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<form method='post' action='./'><button name='register' id='register'>Registro</button></form>\n";
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}
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return $this->reply;
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}
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//Process form:
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public function processesForm($name, $pass) {
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$login = true;
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$name = $this->test_input($name);
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$pass = $this->test_input($pass);
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$username = isset($name) ? $name : null ;
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if (!$username) {
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$login = false;
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}
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/*
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$email = isset($mail) ? $mail : null ;
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if (!$email || !mb_ereg_match(self::HTML5_EMAIL_REGEXP, $email)) {
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$login = false;
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}
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*/
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$password = isset($pass) ? $pass : null ;
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if (!$password || mb_strlen($password) < 4) {
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$login = false;
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}
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if ($login) {
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$bd = new UserDAO('complucine');
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if($bd){
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$this->user = $bd->selectUser($username, $password);
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try{
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if ($this->user) {
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//$_SESSION["user"] = $this->user; //¿? No funcionan los getters con el objeto.
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$_SESSION["nombre"] = $this->user->getName();
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$_SESSION["rol"] = $this->user->getRol();
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$_SESSION["login"] = $login;
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}
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}
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catch (Exception $e){
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$_SESSION["login"] = $login;
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}
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}
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}
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}
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protected function test_input($input){
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return htmlspecialchars(trim(strip_tags($input)));
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}
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}
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?>
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95
login/includes/user_dao.php
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95
login/includes/user_dao.php
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<?php
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require_once('../assets/php/dao.php');
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include_once('user_dto.php');
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class UserDAO extends DAO {
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//Constants:
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private const _USER = "user";
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private const _MANAGER = "manager";
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private const _ADMIN = "admin";
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//Attributes:
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//Constructor:
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function __construct($bd_name){
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parent::__construct($bd_name);
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}
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//Methods:
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//Encrypt password with SHA254.
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private function encryptPass($password){
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//$password = hash('sha256', $password);
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$password = password_hash($password, PASSWORD_DEFAULT);
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return $password;
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}
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//Returns true if the password and hash match, or false otherwise.
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public function verifyPass($password, $passwd){
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return password_verify($password, $passwd);
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}
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//Create a new User.
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public function createUser($id, $username, $email, $password, $rol){
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$password = $this->encryptPass($password);
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$sql = sprintf( "INSERT INTO users( id, username, email, passwd, rol)
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VALUES ( '%s', '%s', '%s', '%s', '%s')",
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$id, $username, $email, $password, $rol );
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$resul = mysqli_query($this->mysqli, $sql) /*or die ('Error into query database')*/;
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return $resul;
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}
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//Returns a query to check if the user name exists.
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public function selectUser($username, $password){
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$username = $this->mysqli->real_escape_string($username);
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$sql = sprintf( "SELECT * FROM users WHERE username = '%s'", $username );
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$resul = mysqli_query($this->mysqli, $sql) or die ('Error into query database');
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$resul->data_seek(0);
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while ($fila = $resul->fetch_assoc()) {
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if($username === $fila['username'] && $this->verifyPass($password, $fila['passwd'])){
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$user = $this->loadUser($fila['id'], $fila['username'], $fila['email'], $fila['passwd'], $fila['rol']);
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}
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}
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//mysqli_free_result($selectUser);
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$resul->free();
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return $user;
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}
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//Returns a query to check if the user pass matches.
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public function selectPass($username, $password){
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$username = $this->mysqli->real_escape_string($username);
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$password = $this->mysqli->real_escape_string($password);
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$password = $this->encryptPass($password);
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$sql = sprintf( "SELECT * FROM users WHERE username = '%s' AND passwd = '%s'", $username, $password);
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$resul = mysqli_query($this->mysqli, $sql) or die ('Error into query database');
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//return $this->mysqli->query($sql);
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return $resul;
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}
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//Returns a query to get the user's data.
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public function userData($id){
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$sql = sprintf( "SELECT * FROM users WHERE id = '%d'", $id );
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$resul = mysqli_query($this->mysqli, $sql) or die ('Error into query database');
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return $resul;
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}
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//Create a new User Data Transfer Object.
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public function loadUser($id, $username, $email, $password, $rol){
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return new UserDTO($id, $username, $email, $password, $rol);
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}
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}
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?>
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37
login/includes/user_dto.php
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37
login/includes/user_dto.php
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<?php
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include_once('users_dto_interface.php');
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class UserDTO implements UsersInterface {
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//Attributes:
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private $_id; //User Id.
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private $_username; //User name.
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private $_email; //User email.
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private $_password; //User password.
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private $_rol; //Type of user: user | manager | admin. --> Será eliminado en la siguiente práctica para usar el modelo relacional de nuestra BD.
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//Constructor:
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function __construct($id, $username, $email, $password, $rol){
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$this->_id = $id;
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$this->_username = $username;
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$this->_email = $email;
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$this->_password = $password;
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$this->_rol = $rol;
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}
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//Methods:
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//Getters && Setters:
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public function setId($id){ $this->_id = $id; }
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public function getId(){ return $this->_id; }
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public function setName($username){ $this->_username = $username; }
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public function getName(){ return $this->_username; }
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public function setEmail($email){ $this->_email = $email; }
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public function getEmail(){ return $this->_email; }
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public function setPass($passwd){ $this->_password = $passwd; }
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public function getPass(){ return $this->_password; }
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public function setRol($rol){ $this->_rol = $rol; }
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public function getRol(){ return $this->_rol; }
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}
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?>
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14
login/includes/users_dto_interface.php
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14
login/includes/users_dto_interface.php
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<?php
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interface UsersInterface {
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public function setId($id);
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public function getId();
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public function setName($username);
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public function getName();
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public function setEmail($email);
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public function getEmail();
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public function setPass($passwd);
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public function getPass();
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public function setRol($rol);
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public function getRol();
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}
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?>
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