nouveau routeur! et contrôleurs et vues pour la connexion et la gestion du compte, début d'utilisation de Request et Response

1 files changed, 360 insertions, 0 deletions

diff --git a/src/controller/UserController.php b/src/controller/UserController.php
new file mode 100644
index 0000000..50e8bf7
--- /dev/null
+++ b/src/controller/UserController.php
@@ -0,0 +1,360 @@
+<?php
+// src/controller/PasswordController.php
+//
+// test mot de passe et captcha
+
+declare(strict_types=1);
+
+use Doctrine\ORM\EntityManager;
+use App\Entity\User;
+use App\Entity\Log;
+
+class UserController
+{
+        static public function existUsers(EntityManager $entityManager): bool
+        {
+            // optimiser ça si possible, on veut juste savoir si la table est vide ou non
+                $users = $entityManager->getRepository(User::class)->findAll();
+                
+                if(count($users) === 0) // table vide
+                {
+                        $_SESSION['user'] = '';
+                        $_SESSION['admin'] = false;
+
+                        return false;
+                }
+                else{
+                        return true;
+                }
+        }
+
+        static public function createUser(EntityManager $entityManager)
+        {
+                // test mauvais paramètres
+                if(!isset($_POST['login']) || empty($_POST['login'])
+        || !isset($_POST['password']) || empty($_POST['password'])
+        || !isset($_POST['password_confirmation']) || empty($_POST['password_confirmation'])
+        || !isset($_POST['create_user_hidden']) || !empty($_POST['create_user_hidden']))
+                {
+                        header('Location: ' . new URL);
+                        die;
+                }
+
+                unset($_SESSION['user']);
+
+                $captcha_solution = (isset($_SESSION['captcha']) && is_int($_SESSION['captcha'])) ? $_SESSION['captcha'] : 0;
+                $captcha_try = isset($_POST['captcha']) ? Captcha::controlInput($_POST['captcha']) : 0;
+                unset($_SESSION['captcha']);
+                
+                $error = '';
+                if($captcha_try == 0)
+                {
+                        $error = 'error_non_valid_captcha';
+                }
+                elseif($captcha_solution == 0) // ne peut pas arriver, si?
+                {
+                        $error = 'captcha_server_error';
+                }
+                elseif($captcha_try != $captcha_solution) // le test!
+                {
+                        $error = 'bad_solution_captcha';
+                }
+                elseif($_POST['password'] !== $_POST['password_confirmation'])
+                {
+                        $error = 'different_passwords';
+                }
+                else
+                {
+                        $login = self::removeSpacesTabsCRLF(htmlspecialchars($_POST['login']));
+                        $password = self::removeSpacesTabsCRLF(htmlspecialchars($_POST['password']));
+                        
+                        // self::removeSpacesTabsCRLF prévient la validation par erreur d'une chaine "vide"
+
+                        // conformité
+                        if(!empty($password) && !empty($login)
+                                && $password === $_POST['password'] && $login === $_POST['login'])
+                        {
+                                // enregistrement et redirection
+                                $password = password_hash($password, PASSWORD_DEFAULT);
+                                $user = new App\Entity\User($login, $password);
+                                $entityManager->persist($user);
+                                $entityManager->flush();
+                                
+                                header('Location: ' . new URL);
+                                die;
+                        }
+                        else{
+                                $error = 'forbidden_characters';
+                        }
+                }
+
+                $url = empty($error) ? new URL : new URL(['error' => $error]);
+                header('Location: ' . $url);
+                die;
+        }
+
+        static public function connect(EntityManager $entityManager): void
+        {
+                if($_SESSION['admin']) // déjà connecté?
+                {
+                        header('Location: ' . new URL);
+                        die;
+                }
+
+                $_SESSION['user'] = '';
+                $_SESSION['admin'] = false;
+
+                $captcha_solution = (isset($_SESSION['captcha']) && is_int($_SESSION['captcha'])) ? $_SESSION['captcha'] : 0;
+                $captcha_try = isset($_POST['captcha']) ? Captcha::controlInput($_POST['captcha']) : 0;
+                unset($_SESSION['captcha']);
+
+                $error = '';
+                if($captcha_try == 0)
+                {
+                        $error = 'error_non_valid_captcha';
+                }
+                elseif($captcha_solution == 0) // pas censé se produire
+                {
+                        $error = 'captcha_server_error';
+                }
+                elseif($captcha_try != $captcha_solution) // le test!
+                {
+                        $error = 'bad_solution_captcha';
+                }
+                elseif(!isset($_POST['login']) || empty($_POST['login'])
+                        || !isset($_POST['password']) || empty($_POST['password']))
+                {
+                        $error = 'bad_login_or_password';
+                }
+                else // c'est OK
+                {
+                        $login = trim($_POST['login']);
+                        $password = trim($_POST['password']);
+                        $user = self::getUser($login, $entityManager);
+
+                        // enregistrement et redirection
+                        if(!empty($user) && $login === $user->getLogin() && password_verify($password, $user->getPassword()))
+                        {
+                                $log = new Log(true);
+                                $entityManager->persist($log);
+                                $entityManager->flush();
+                                
+                                // protection fixation de session, si l'attaquant crée un cookie de session, il est remplacé
+                                session_regenerate_id(true);
+
+                                $_SESSION['user'] = $login;
+                                $_SESSION['admin'] = true;
+
+                                $url = new URL(isset($_GET['from']) ? ['page' => $_GET['from']] : []);
+                                isset($_GET['id']) ? $url->addParams(['id' => $_GET['id']]) : '';
+                                header('Location: ' . $url);
+                                die;
+                        }
+                        else
+                        {
+                                $log = new Log(false);
+                                $entityManager->persist($log);
+                                $entityManager->flush();
+                                $error = 'bad_login_or_password';
+                        }
+                }
+
+                // tous les cas sauf connexion réussie
+                sleep(1); // défense basique à la force brute
+                $url = new URL(isset($_GET['from']) ? ['page' => 'connexion', 'from' => $_GET['from']] : []);
+                isset($_GET['id']) ? $url->addParams(['id' => $_GET['id']]) : '';
+                !empty($error) ? $url->addParams(['error' => $error]) : '';
+                header('Location: ' . $url);
+                die;
+        }
+
+        static public function disconnect(): void
+        {
+                // nettoyage complet
+                $_SESSION = []; // mémoire vive
+                session_destroy(); // fichier côté serveur
+                setcookie('PHPSESSID', '', time() - 86400, '/'); // cookie de session
+
+                // retour même page
+                $url = new URL;
+                isset($_GET['from']) ? $url->addParams(['page' => $_GET['from']]) : '';
+                isset($_GET['id']) ? $url->addParams(['id' => $_GET['id']]) : '';
+                header('Location: ' . $url);
+                die;
+        }
+
+        static public function updateUsername(EntityManager $entityManager): void
+        {
+                if(!$_SESSION['admin']) // superflux, fait dans le routeur
+                {
+                        self::disconnect();
+                }
+
+                $captcha_solution = (isset($_SESSION['captcha']) && is_int($_SESSION['captcha'])) ? $_SESSION['captcha'] : 0;
+                $captcha_try = isset($_POST['captcha']) ? Captcha::controlInput($_POST['captcha']) : 0;
+                unset($_SESSION['captcha']);
+
+                $url = new URL(['page' => 'user_edit']);
+                isset($_GET['from']) ? $url->addParams(['from' => $_GET['from']]) : null;
+
+                $error = '';
+                if(!isset($_POST['old_login']) || empty($_POST['old_login'])
+                        || !isset($_POST['password']) || empty($_POST['password'])
+                        || !isset($_POST['new_login']) || empty($_POST['new_login'])
+                        || !isset($_POST['modify_username_hidden']) || !empty($_POST['modify_username_hidden']))
+                {
+                        $error = 'bad_login_or_password';
+                }
+                elseif($captcha_try != $captcha_solution) // le test!
+                {
+                        $error = 'bad_solution_captcha';
+                }
+                else
+                {
+                        // sécurisation de la saisie
+                        $old_login = $_POST['old_login'];
+                        $password = $_POST['password'];
+                        $new_login = self::removeSpacesTabsCRLF(htmlspecialchars($_POST['new_login']));
+                        // removeSpacesTabsCRLF pour éviter d'enregistrer une chaîne vide
+
+                        // tests de conformité
+                        if($old_login !== $_POST['old_login'] || $password !==  $_POST['password'] || $new_login !== $_POST['new_login'])
+                        {
+                                $error = 'forbidden_characters';
+                        }
+                        elseif($old_login !== $_SESSION['user']){
+                                $error = 'bad_login_or_password';
+                        }
+                        elseif($old_login === $new_login){
+                                $error = 'same_username_as_before';
+                        }
+                        else
+                        {
+                                $user = self::getUser($old_login, $entityManager);
+
+                                if(password_verify($password, $user->getPassword()))
+                                {
+                                        $user->setLogin($new_login);
+                                        $entityManager->flush();
+                                        $_SESSION['user'] = $new_login;
+
+                                        $url->addParams(['success_login' => 'new_login']);
+                                        $error = '';
+                                }
+                                else
+                                {
+                                        $error = 'bad_login_or_password';
+                                }
+                        }
+                }
+
+                if(!empty($error)){
+                        sleep(1);
+                        $url->addParams(['error_login' => $error]);
+                }
+                
+                header('Location: ' . $url);
+                die;
+        }
+
+        static public function updatePassword(EntityManager $entityManager): void
+        {
+                if(!$_SESSION['admin']) // superflux, fait dans le routeur
+                {
+                        self::disconnect();
+                }
+
+                $captcha_solution = (isset($_SESSION['captcha']) && is_int($_SESSION['captcha'])) ? $_SESSION['captcha'] : 0;
+                $captcha_try = isset($_POST['captcha']) ? Captcha::controlInput($_POST['captcha']) : 0;
+                unset($_SESSION['captcha']);
+
+                $url = new URL(['page' => 'user_edit']);
+                isset($_GET['from']) ? $url->addParams(['from' => $_GET['from']]) : null;
+
+                $error = '';
+                if(!isset($_POST['login']) || empty($_POST['login'])
+                        || !isset($_POST['old_password']) || empty($_POST['old_password'])
+                        || !isset($_POST['new_password']) || empty($_POST['new_password'])
+                        || !isset($_POST['modify_password_hidden']) || !empty($_POST['modify_password_hidden']))
+                {
+                        $error = 'bad_login_or_password';
+                }
+                elseif($captcha_try != $captcha_solution) // le test!
+                {
+                        $error = 'bad_solution_captcha';
+                }
+                else
+                {
+                        // sécurisation de la saisie
+                        $login = $_POST['login'];
+                        $old_password = $_POST['old_password'];
+                        $new_password = self::removeSpacesTabsCRLF(htmlspecialchars($_POST['new_password']));
+                        // removeSpacesTabsCRLF pour éviter d'enregistrer une chaîne vide
+
+                        // tests de conformité
+                        if($login !== $_POST['login'] || $old_password !==  $_POST['old_password'] || $new_password !== $_POST['new_password'])
+                        {
+                                $error = 'forbidden_characters';
+                        }
+                        elseif($login !== $_SESSION['user']){
+                                $error = 'bad_login_or_password';
+                        }
+                        elseif($old_password === $new_password){
+                                $error = 'same_password_as_before';
+                        }
+                        else
+                        {
+                                $user = self::getUser($login, $entityManager);
+
+                                if(password_verify($old_password, $user->getPassword()))
+                                {
+                                        $new_password = password_hash($new_password, PASSWORD_DEFAULT);
+                                        $user->setPassword($new_password);
+                                        $entityManager->flush();
+
+                                        $url->addParams(['success_password' => 'new_password']);
+                                        $error = '';
+                                }
+                                else
+                                {
+                                        $error = 'bad_login_or_password';
+                                }
+                        }
+                }
+
+                if(!empty($error)){
+                        sleep(1);
+                        $url->addParams(['error_password' => $error]);
+                }
+                
+                header('Location: ' . $url);
+                die;
+        }
+
+        static private function getUser(string $login, EntityManager $entityManager): ?User
+        {
+                $users = $entityManager->getRepository('App\Entity\User')->findBy(['login' => $login]);
+                
+                if(count($users) === 0)
+                {
+                        $_SESSION['user'] = '';
+                        $_SESSION['admin'] = false;
+                }
+
+                foreach($users as $user)
+                {
+                        if($user->getLogin() === $login)
+                        {
+                                return $user;
+                        }
+                }
+                return null;
+        }
+
+        // erreurs à la création des mots de passe
+        static private function removeSpacesTabsCRLF(string $chaine): string
+        {
+                $cibles = [' ', "\t", "\n", "\r"]; // doubles quotes !!
+                return(str_replace($cibles, '', $chaine));
+        }
+}
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