Untitled

<!DOCTYPE html>
<html>
<head>
	<title>Formulaire_de_contact</title>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">

</head>
<body>
	<div class="panel-body">
		<form action="" method="POST">
			<div class="form-group">
				<label for="exampleFormControlInput1">Nom</label>
					<input type="text" required="required" name="name" class="form-control" id="formName">
			</div>
			<div class="form-group">
				<label for="exampleFormControlInput1">Prénom</label>
					<input type="text" required="required" name="firstname" class="form-control" id="formFirstName">
			</div>
			<div class="form-group">
				<label for="exampleFormControlInput1">Adresse Email</label>
					<input type="email"  name="email" required="required" class="form-control" id="formAdress" placeholder="example@example.com">
			</div>
			<div class="form-group">
				<label for="exampleFormControlInput1">Téléphone</label>
					<input type="tel" required="required" name="tel" class="form-control" id="formTel" >
		<div class="form-group">
				<label for="exampleFormControlInput1">Sujet</label>
					<select class="form-control" id="formSubject" name="sujet">
						<option>blabla</option>
				     	<option>blablabla</option>
				     	<option>babablal</option>
				     	<option>4babalbla</option>
				     	<option>lbalbal</option>
					</select>
					<label for="exampleFormControlTextarea1">Your message</label>
						<textarea class="form-control" id="formMessage" name="message" required="required" rows="3"></textarea>
			</form>
		</div>
			<button type="submit">Send</button>
			<?php
				$error = FALSE;
				if ($_SERVER["REQUEST_METHOD"] == "POST") {

					if (!isset($_POST["name"]) || empty($_POST["name"])) {

						$error = TRUE;
						echo "Veuillez remplir le champ Nom";
					}

					if (!isset($_POST["firstname"]) || empty($_POST["firstname"])) {
						$error = TRUE;
						echo "Veuillez remplir le champ Prenom";
					}

					if (isset($_POST["email"])) {

						if (!filter_var($_POST["email"], FILTER_VALIDATE_EMAIL)){
							$error = TRUE;
							echo "Invalid Email format";
						}
					}
					else {
						$error = TRUE;
						echo "Veuillez remplir le champ Email";
					}

					if (!isset($_POST["tel"]) || empty($_POST["tel"])) {
						$error = TRUE;
						echo "Veuillez remplir le champ téléphone";
					}


					if (!isset($_POST["message"]) || empty($_POST["message"])) {
						$error = TRUE;
						echo "Veuillez remplir le champ message";
					}
				}

				if ($error == FALSE) {
					echo "Félicitations, votre message à bien été envoyé";
				}


				?>

</body>

</html>