Untitled

<?php
// connexion à la base de données
    require_once('inc/connec.php');
    session_start();
    $post = [];
    $error = [];
 	if(!empty($_POST)) {
        $post = array_map('strip_tags', $_POST);
        $post = array_map('trim', $post);

        // on vérifie que le pseudo et le password est au bon format
        if(!preg_match ( "#^[a-zA-Z0-9]{3,20}$#" , $post['username'] )){
            $error[] = '<div class="text-center alert alert-danger">Le nom ou est invalide</div>';
        }
        if(!isset($post['password']) && !empty($post['password'])){
            $error[] = '<div class="alert alert-success">Le nom ou le passaword est invalide</div>';
        }
            // execute la demande
          if(count($error) == 0 ) {
            $requser = $bdd->prepare('SELECT * FROM membres WHERE username = :checkName');

            $requser->bindValue(':checkName', $post['username']);
            if($requser->execute()) {
                $user = $requser->fetch();

                if(password_verify($post['password'], $user['password'])) {
                    session_start();
                    $_SESSION['user'] = [
                        'id'        => $user['id'],
                        'nom'       => $user['nom'],
                        'prenom'    => $user['prenom'],
                        'username'  => $user['username'],
                    ];
                    header("Location: accueil.php?id=".$user['id']);
                }
            } else {
            $error[] = "Le couple identifiant et mot de passe est invalide 2";
          }
        } else {
        $error[] = "Le couple identifiant et mot de passe est invalide 3";
      }
      if(count($error)!=0){
        foreach ($error as $key => $value) {
            echo $value.'<br>';
        }
    }
 	}
?>
<!DOCTYPE html>
<html lang="fr">
<head>
    <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
	<title>page de connexion</title>
    <link rel="stylesheet" href="style-css/connexion.css">
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous">
</head>
<body>
    <h1> Groupement Banque-Assurance Français</h1>
	<form class="form" method="post" action="">
        <h2> Connexion</h2>
        <div>
		     <label class="form-label" for="username">	Pseudonyme </label> <br/>
		     <input class="form-input" type="text" placehorder="username" name="username" id="username"> </br> </br>
        </div>
        <div>
            <label class="form-label" for="password">	Mot de passe </label> <br/>
            <input class="form-input" type="password" placehorder="password" name="password" id="password"> </br> </br>
        </div>
        <div>
             <input type="submit" name="connexion" value="Se connecter !">
        </div>
        <p> Si vous  ne possédez pas de compte, veuillez vous inscrire <a href="inscription.php">ICI</a>! </p>
	</form>
        <script src="https://code.jquery.com/jquery-3.4.1.slim.min.js" integrity="sha384-J6qa4849blE2+poT4WnyKhv5vZF5SrPo0iEjwBvKU7imGFAV0wwj1yYfoRSJoZ+n" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js" integrity="sha384-wfSDF2E50Y2D1uUdj0O3uMBJnjuUD4Ih7YwaYd1iqfktj0Uod8GCExl3Og8ifwB6" crossorigin="anonymous"></script>
</body>
</html>