PHP Decode

?>  <?php
// Database Configuration
$dbHost = 'localhost';
$dbUsername = 'u608374782_Velo_Aledany';
$dbPassword = 'Aa123123123@@';
$dbName = 'u608374782_Velo_Aledany';

// Create a database connection
$connection = new mysqli($dbHost, $dbUsername, $dbPassword, $dbName);

// Check if the connection is successful
if ($connection->connect_error) {
die("Connection failed: " . $connection->connect_error);
}

if ($_SERVER["REQUEST_METHOD"] == "POST") {
    $username = $_POST['username'];
    $email = $_POST['email'];
    $newBalance = $_POST['newBalance'];

    if ($_SERVER["REQUEST_METHOD"] == "POST") {
        $username = $_POST['username'];
        $email = $_POST['email'];
        $newBalance = $_POST['newBalance'];
    
        // Validate the inputs (you can add more validation rules as needed)
        if ((!empty($username) && !is_numeric($newBalance)) || 
            (!empty($email) && (!filter_var($email, FILTER_VALIDATE_EMAIL) || !is_numeric($newBalance)))) {
            echo '<div class="alert alert-danger">Invalid input</div>';
        } else {
            if (!empty($username)) {
                $sql = "SELECT id FROM users WHERE username = '$username'";
            } elseif (!empty($email)) {
                $sql = "SELECT id FROM users WHERE email = '$email'";
            } else {
                echo '<div class="alert alert-danger">No input provided</div>';
                exit(); // Exit script to avoid further execution
            }
    
            // Check if the user or email exists in the database
            $result = $connection->query($sql);
            if ($result->num_rows > 0) {
                // User or email found in the database, perform update
                $userId = $result->fetch_assoc()['id'];
    
                $updateSql = "UPDATE users SET wallet_balance = $newBalance WHERE id = '$userId'";
                if ($connection->query($updateSql) === TRUE) {
                    // Update successful
                    echo '<div class="alert alert-success">Wallet balance updated successfully!</div>';
                } else {
                    // Update failed
                    echo '<div class="alert alert-danger">Error updating wallet balance: ' . $connection->error . '</div>';
                }
            } else {
                // User or email not found in the database
                echo '<div class="alert alert-danger">User not found</div>';
            }
        }
    }
}

// Close the database connection
$connection->close();
?><?