Untitled

<!DOCTYPE html>
<html lang="fr">
<head>
    <meta charset="UTF-8">
    <title>Form</title>
    <link rel="stylesheet" href="style.css">
</head>

<body>

<?php

$nameErr = $emailErr = $phoneErr = $firstnameErr = $selectErr = $msgErr = "";
$name = $email = $phone = $firstname = $select = $msg = "";

$errors = 0;

function test_input($data) {
    $data = trim($data);
    $data = stripslashes($data);
    $data = htmlspecialchars($data);
    return $data;
}

if ($_SERVER["REQUEST_METHOD"] == "POST") {
    $name = test_input($_POST["user_name"]);
    $firstname = test_input($_POST["user_firstname"]);
    $email = test_input($_POST["user_mail"]);
    $phone = test_input($_POST["user_phone"]);
    $select = test_input($_POST["issue"]);
    $msg = test_input($_POST["user_message"]);
}

if ($_SERVER["REQUEST_METHOD"] == "POST") {
    if (empty($_POST["user_name"])) {
        $nameErr = "Nom obligatoire";
        $errors += 1;
    } else {
        $name = test_input($_POST["user_name"]);
        if (!preg_match("/^[a-zA-Z ]*$/",$name)) {
            $nameErr = "Seulement lettres sans accents et espaces";
            $errors += 1;
        }
    }

    if (empty($_POST["user_firstname"])) {
        $firstnameErr = "Prénom obligatoire";
        $errors += 1;
    } else {
        $firstname = test_input($_POST["user_firstname"]);
        if (!preg_match("/^[a-zA-Z ]*$/",$firstname)) {
            $firstnameErr = "Seulement lettres sans accents et espaces";
            $errors += 1;
        }
    }

    if (empty($_POST["user_mail"])) {
        $emailErr = "Email obligatoire";
        $errors += 1;
    } else {
        $email = test_input($_POST["user_mail"]);
        if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
            $emailErr = "adresse email valide";
            $errors += 1;
        }
    }

    if (empty($_POST["user_phone"])) {
        $phoneErr = "Numéro de téléphone obligatoire";
        $errors += 1;
    } else {
        $phone = test_input($_POST["user_phone"]);
        if (!preg_match("/[0-9]{10}/", $phone)) {
            $phoneErr = "10 numbers";
            $errors += 1;
        }
    }

    if (empty($_POST["issue"])) {
        $selectErr = "Sélectionnez un sujet";
        $errors += 1;
    } else {
        $select = test_input($_POST["issue"]);
    }

    if (empty($_POST["user_message"])) {
        $msgErr = "Indiquez votre message";
        $errors += 1;
    } else {
        $msg = test_input($_POST["user_message"]);
    }

    if ($errors === 0){
        header("Location: success.php");
        exit();
    }
}


?>

<form action="form.php" method="post">
    <div>
        <label for="name">Nom :</label>
        <input type="text" id="name" name="user_name" required>
        <span class="error">* <?php echo $nameErr;?></span>
    </div>
    <div>
        <label for="firstname">Prénom :</label>
        <input type="text" id="firstname" name="user_firstname" required>
        <span class="error">* <?php echo $firstnameErr;?></span>
    </div>
    <div>
        <label for="mail">e-mail :</label>
        <input type="email" id="mail" name="user_mail" required>
        <span class="error">* <?php echo $emailErr;?></span>
    </div>
    <div>
        <label for="phone">Téléphone :</label>
        <input type="text" id="phone" name="user_phone" required>
        <span class="error">* <?php echo $phoneErr;?></span>
    </div>
    <div>
        <label for="issue-select">Sujet :</label>
        <select id="issue-select" name = "issue" required>
            <option value ="">--Choisissez une option--</option>
            <option value ="registration">Problème d'inscription</option>
            <option value ="connection">Problème de connexion</option>
        </select>
        <span class="error">* <?php echo $selectErr;?></span>
    </div>
    <div>
        <label for="msg">Message :</label>
        <textarea id="msg" name="user_message" ></textarea>
        <span class="error">* <?php echo $msgErr;?></span>
    </div>
    <div class="button">
        <button type="submit">Envoyer le message</button>
    </div>
</form>

</body>

</html>