<?php # Script 9.3 - register.php
// This script performs an INSERT query to add a record to the users table.


$page_title = 'Register';




// Check for form submission:
if ($_SERVER['REQUEST_METHOD'] == 'POST') {


$errors = array(); // Initialize an error array.

// Check for a first name:
if (empty($_POST['first_name'])) {
$errors[] = 'You forgot to enter your first name.';
} else {
$fn = trim($_POST['first_name']);
}

// Check for a last name:
if (empty($_POST['last_name'])) {
$errors[] = 'You forgot to enter your last name.';
} else {
$ln = trim($_POST['last_name']);
}


// Check for an email address:
if (empty($_POST['email'])) {
$errors[] = 'You forgot to enter your email address.';
} else {
$e = trim($_POST['email']);
}

// Check for a password and match against the confirmed password:
if (!empty($_POST['pass1'])) {
if ($_POST['pass1'] != $_POST['pass2']) {
$errors[] = 'Your password did not match the confirmed password.';
} else {
$p = trim($_POST['pass1']);
}
} else {
$errors[] = 'You forgot to enter your password.';
}

if (empty($errors)) { // If everything's OK.

// Register the user in the database...

require ('Include/connect.php'); // Connect to the db.


// Make the query:
$q = "INSERT INTO users (first_name, last_name, email, pass, registration_date) VALUES ('$fn', '$ln', '$e', SHA1('$p'), NOW() )";
$r = @mysqli_query ($dbc, $q); // Run the query.
if ($r) { // If it ran OK.


// Print a message:
echo '<h1>Thank you!</h1>
<p>You are now registered. In Chapter 12 you will actually be able to log in!</p><p><br /></p>';


} else { // If it did not run OK.

// Public message:
echo '<h1>System Error</h1>
<p class="error">You could not be registered due to a system error. We apologize for any inconvenience.</p>'; 

// Debugging message:
echo '<p>' . mysqli_error($dbc) . '<br /><br />Query: ' . $q . '</p>';

} // End of if ($r) IF.

mysqli_close($dbc); // Close the database connection.

// Include the footer and quit the script:

exit();

} else { // Report the errors.

echo '<h1>Error!</h1>
<p class="error">The following error(s) occurred:<br />';
foreach ($errors as $msg) { // Print each error.
echo " - $msg<br />\n";
}
echo '</p><p>Please try again.</p><p><br /></p>';

} // End of if (empty($errors)) IF.


} // End of the main Submit conditional.
?>
<h1>Register</h1>
<form action="register.php" method="post">
<p>First Name: <input type="text" name="first_name" size="15" maxlength="20" value="<?php if (isset($_POST['first_name'])) echo $_POST['first_name']; ?>" /></p>
<p>Last Name: <input type="text" name="last_name" size="15" maxlength="40" value="<?php if (isset($_POST['last_name'])) echo $_POST['last_name']; ?>" /></p>
<p>Email Address: <input type="text" name="email" size="20" maxlength="60" value="<?php if (isset($_POST['email'])) echo $_POST['email']; ?>"  /> </p>
<p>Password: <input type="password" name="pass1" size="10" maxlength="20" value="<?php if (isset($_POST['pass1'])) echo $_POST['pass1']; ?>"  /></p>
<p>Confirm Password: <input type="password" name="pass2" size="10" maxlength="20" value="<?php if (isset($_POST['pass2'])) echo $_POST['pass2']; ?>"  /></p>
<p><input type="submit" name="submit" value="Register" /></p>
</form>