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register.php
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register.php
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<?php
session_start();
if (isset($_SESSION["userguid"]))
{
// probably need to lookup the user by guid, then determine whether this is an admin, league co-ordinator, or just regular user
exit;
}
// Define variables and initialize
$email = $password = $confirm_password = "";
$email_err = $password_err = $confirm_password_err = $login_err = "";
$emailRegex = "/^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,})$/i";
// Proces data when form is submitted
if ($_SERVER["REQUEST_METHOD"] == "POST")
{
// Validate email
if (!preg_match($emailRegex, trim($_POST["email"])))
{
$email_err = "Please enter a valid email address.";
}
else
{
// Prepare a select statement
$sql = "SELECT id FROM users WHERE email = ?";
if ($stmt = mysqli_prepare($link, $sql))
{
// Bind variables to the prepared statement as parameters
mysqli_stmt_bind_param($stmt, "s", $param_username);
// Set parameters
$param_username = trim($_POST["email"]);
// Attempt to execute the prepared statement
if(mysqli_stmt_execute($stmt))
{
/* store result */
mysqli_stmt_store_result($stmt);
if(mysqli_stmt_num_rows($stmt) == 1)
{
$username_err = "This username is already taken.";
}
else
{
$username = trim($_POST["username"]);
}
}
else
{
echo "Oops! Something went wrong. Please try again later.";
}
// Close statement
mysqli_stmt_close($stmt);
}
}
// Validate password
if (empty(trim($_POST["password"])))
{
$password_err = "Please enter a password.";
}
elseif(strlen(trim($_POST["password"])) < 6)
{
$password_err = "Password must have atleast 6 characters.";
}
else
{
$password = trim($_POST["password"]);
}
// Validate confirm password
if (empty(trim($_POST["confirm_password"])))
{
$confirm_password_err = "Please confirm password.";
}
else
{
$confirm_password = trim($_POST["confirm_password"]);
if(empty($password_err) && ($password != $confirm_password))
{
$confirm_password_err = "Password did not match.";
}
}
// Check input errors before inserting in database
if (empty($username_err) && empty($password_err) && empty($confirm_password_err))
{
// generate a guid.
// Insert user into db
// INSERT INTO Users (email, password, guid, ) // todays date/time
// Send email with link back to site confirmemail?id=guid
// (once we hit that confirmation page, and validate the guid (within a certain time window) then we update the user to set Active = 1
// (Does the confirmation page ask them to login before making that update? Hmm)
// Prepare an insert statement
$sql = "INSERT INTO users (username, password) VALUES (?, ?)";
if($stmt = mysqli_prepare($link, $sql)){
// Bind variables to the prepared statement as parameters
mysqli_stmt_bind_param($stmt, "ss", $param_username, $param_password);
// Set parameters
$param_username = $username;
$param_password = password_hash($password, PASSWORD_DEFAULT); // Creates a password hash
// Attempt to execute the prepared statement
if(mysqli_stmt_execute($stmt))
{
// Redirect to login page
header("location: login.php");
}
else
{
echo "Oops! Something went wrong. Please try again later.";
}
// Close statement
mysqli_stmt_close($stmt);
}
}
// Close connection
mysqli_close($link);
}
?>
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>UK Pinball League - Register</title>
<!-- Header and menu -->
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
<?php include("includes/header.inc"); ?>
</head>
<body>
<div class="panel">
<div class="container">
<h1 class="ms-3">Sign Up</h1>
<p class="ms-3">Please fill in your details below to create an account.</p>
<?php
if(!empty($login_err)){
echo '<div class="alert alert-danger">' . $login_err . '</div>';
}
?>
<form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>" method="post" class="d-grid gap-3 ms-3 me-3">
<div class="form-group">
<label>Email Address</label>
<input type="text" name="email" class="form-control <?php echo (!empty($email_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $email; ?>">
<span class="invalid-feedback"><?php echo $email_err; ?></span>
</div>
<div class="form-group">
<label>Password</label>
<input type="password" name="password" class="form-control <?php echo (!empty($password_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $password; ?>">
<span class="invalid-feedback"><?php echo $password_err; ?></span>
</div>
<div class="form-group">
<label>Confirm Password</label>
<input type="password" name="confirm_password" class="form-control <?php echo (!empty($confirm_password_err)) ? 'is-invalid' : ''; ?>" value="<?php echo $confirm_password; ?>">
<span class="invalid-feedback"><?php echo $confirm_password_err; ?></span>
</div>
<div class="form-group">
<input type="submit" class="btn btn-primary" value="Submit">
<input type="reset" class="btn btn-secondary ml-2" value="Reset">
</div>
<p class="ms-0">Already have an account? <a href="login.php">Login here</a>.</p>
</form>
<p></p>
<p class="ms-3">Logging in offers a number of advanced features (<i>coming soon</i>):<br>
- One click registration to events.<br>
- Access address details of registered event (two weeks prior to event).<br>
- Optional email notifications of new events in your area, cancellations etc.<br><br>
</p>
</div>
</div>
<!-- Header and menu -->
<?php include("includes/footer.inc"); ?>
</body>
</html>