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modificaDomandaRisposta.php
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modificaDomandaRisposta.php
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<!-- Page that allows teachers to modify the question and / or correct answer -->
<?php
session_start();
if(!isset($_SESSION['username']) || empty($_SESSION['username'])) {
header('location: index.php');
} else {
$link = mysqli_connect($_SESSION['servername'], $_SESSION['usertype'], $_SESSION['psw'], $_SESSION['DBname']);
if ($link === false) {
die("ERROR:Could not connect. " . mysqli_connect_error());
}
$username = $_SESSION['username'];
$sql = "SELECT TipoAccesso FROM UTENTE WHERE Username = '$username'";
$result = mysqli_query($link, $sql);
if(!$riga = mysqli_fetch_array($result)){
header('location: index.php');
} else {
if ($riga['TipoAccesso'] != "Libero"){
header('location: index.php');
}
}
}
$numero = $_POST['NumeroModifica'];
$domanda = $_POST['DomandaModifica'];
$risposta = $_POST['RispostaModifica']
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous">
<link rel="icon" href="img/logo.png"/>
<title> Basi di Dati - SQL </title>
</head>
<body>
<!-- caricamento del navbar -->
<?php require_once("navbarDocente.php") ?>
<div class="container">
<div class="row justify-content-around">
<?php
$link = mysqli_connect($_SESSION['servername'], $_SESSION['usertype'], $_SESSION['psw'], $_SESSION['DBname']);
if ($link === false) {
die("ERROR:Could not connect. " . mysqli_connect_error());
}
$sql = "SELECT * FROM DOMANDA WHERE NomeDatabase = '" . $_SESSION['nomeDatabaseSelezionato'] . "' AND Numero = '" . $numero . "'";
$result = mysqli_query($link, $sql);
while($riga = mysqli_fetch_array($result)){;
$domanda = $riga['Domanda'];
$risposta = $riga['Risposta'];
}
?>
<form action="postModificaDomandaRisposta.php" method="post">
<div class="row justify-content-around mt-4">
<div class="form-group m-1">
<textarea class="form-control" cols="70" rows="14" name="domandaModificata"> <?php echo $domanda ?> </textarea>
</div>
<div class="form-group m-1">
<textarea class="form-control" cols="70" rows="14" name="rispostaModificata"><?php echo $risposta ?> </textarea>
</div>
</div>
<div class="row justify-content-around mt-4">
<input type='hidden' name='NumeroModifica' value=' <?php echo $numero ?> '>
<button type="submit" class="btn btn-primary" name="operazione" value=1> Salva </button>
<button type="submit" class="btn btn-primary" name="operazione" value=2> Elimina </button>
</div>
</form>
</div>
</div>
<?php require_once("footer.php") ?>
</body>
</html>