83 lines
2.2 KiB
PHP
83 lines
2.2 KiB
PHP
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Registration Form</title>
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</head>
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<body>
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<h3>New user registration</h3>
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<?php
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// Start a new session (or resume an existing one)
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session_start();
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// Check if the user is already logged in
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if (isset($_SESSION['loggedin']) && $_SESSION['loggedin'] === true && $_SESSION['username'] !== '') {
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echo "<font color=red>You are already logged in!</font></br>";
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echo "Please <a href='logout.php'>logout</a> first";
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exit;
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}
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if ($_SERVER["REQUEST_METHOD"] === "POST") {
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if(!isset($_POST['new_username'], $_POST['new_password']) || trim($_POST['new_username']) =='' || trim($_POST['new_password']) == '') {
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$login_message = "Missing username or password.";
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}
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else {
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// Get user submitted information
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$new_username = trim($_POST['new_username']);
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$new_password = trim($_POST['new_password']);
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mysqli_report(MYSQLI_REPORT_OFF); // disable exceptions
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// Connect to the database
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$conn=mysqli_connect("localhost","root","","pwd_mgr");
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// Check connection
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if (mysqli_connect_errno()) {
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echo "Failed to connect to MySQL: " . mysqli_connect_error();
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exit();
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}
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// Insert a new user
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$sql_query = "INSERT INTO login_users (username,password) VALUES ('{$new_username}','{$new_password}');";
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//echo $sql_query;
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$result = $conn->query($sql_query);
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unset($_POST['new_username']);
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unset($_POST['new_password']);
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if ($result == true) {
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echo "<font color=red>Successful registration!</font>";
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echo "<p />You can now use the <a href='login.php'>login</a> page";
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exit;
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}
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else
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$login_message = "Error, probably user already exists!";
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// Free result set
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$conn -> close();
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}
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}
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?>
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<body>
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<p/>
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<form method="POST" action="register.php">
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<input type="text" name="new_username" placeholder="Username"><br />
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<input type="password" name="new_password" placeholder="Password"><br />
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<button type="submit">Register</button>
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</form>
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<br />
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<?php
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if (!empty($login_message)) {
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echo "<font color=red>$login_message</font>";
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echo "<p />Go to the <a href='login.php'>login</a> page";
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}
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?>
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</body>
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</html>
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