SaeDEV2.2/php/connexion.php

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<?php
// Informations de connexion à la base de données
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require_once 'common.php';
session_start();
if (!empty($_REQUEST['login']) && !empty($_REQUEST['password'])) {
$db = initDatabase();
$login = $_POST['login'];
$password = $_POST['password'];
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$result=mysqli_query($db,"SELECT * FROM user WHERE login = '$login' ");
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if (mysqli_num_rows($result) > 0) {
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$row = mysqli_fetch_assoc($result);
$hash = $row['mdp'];
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if (password_verify($password, $hash)) {
if ($login) {
$_SESSION['login'] = $login;
header('Location: ../index.html');
exit();
}
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} else {
echo "Échec de la connexion : couple login/mot de passe invalide.";
}
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} else {
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echo "Échec de la connexion : login invalide.";
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}
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}
// Récupération des données du formulaire
?>
<html lang="en">
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="../css/style.css">
<title>Page de Connexion</title>
</head>
<body>
<div id="content_cours">
<header>
<nav>
<a href="../index.html">Page d'accueil</a>
</nav>
</header>
<h2>Connexion</h2>
<form action="" method="post">
<label for="login">Login :</label><br>
<input type="text" id="login" name="login" value="<?php if (isset($_REQUEST['login'])) { echo $_REQUEST['login']; } ?>"><br>
<label for="password">Mot de passe :</label><br>
<input type="password" id="password" name="password" value="<?php if (isset($_REQUEST['login'])) { echo $_REQUEST['login']; } ?>"><br>
<input type="submit" value="Se connecter">
</form>
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</body>
</html>