role.php

<?php
/*
Template Name: Create Role Page
*/
get_header(); // Include WordPress header

// Include necessary WordPress files
require_once ABSPATH . 'wp-includes/pluggable.php';

// WordPress core capabilities
$core_capabilities = [
    // List of core capabilities
];

// WooCommerce capabilities
$woocommerce_capabilities = [
    // List of WooCommerce capabilities
];

// BuddyPress capabilities
$buddypress_capabilities = [
    // List of BuddyPress capabilities
];

// Merge all capabilities
$all_capabilities = array_merge($core_capabilities, $woocommerce_capabilities, $buddypress_capabilities);

// Fetch roles and their descriptions
$roles = wp_roles()->roles;

// Check if the form is submitted
if (isset($_POST['add_role'])) {
    // Add new role logic
}

// Check if the form is submitted to update role capabilities
if (isset($_POST['update_role_capabilities'])) {
    // Update role capabilities logic
}
?>

<div class="container">
    <div class="addrole clearfix">
        <form method="post" class="horizontal-form">
            <div class="form-group">
                <label for="new_role_name">Role Name:</label>
                <input type="text" id="new_role_name" name="new_role_name" required>
            </div>
            <div class="form-group">
                <label for="new_role_description">Role Description:</label>
                <input type="text" id="new_role_description" name="new_role_description" required>
            </div>
            <div class="form-group">
                <label for="new_role_capabilities">Role Capabilities:</label><br>
                <div class="capabilities-list-containers">
                    <div class="capabilities-lists">
                        <?php foreach ($all_capabilities as $capability) : ?>
                            <div class="capabilitys">
                                <input type="checkbox" name="new_role_capabilities[]" value="<?php echo esc_attr($capability); ?>">
                                <label><?php echo esc_html($capability); ?></label>
                            </div>
                        <?php endforeach; ?>
                    </div>
                </div>
            </div>
            <div class="form-group">
                <label for="new_role_priority">Role Priority:</label>
                <input type="number" id="new_role_priority" name="new_role_priority" min="0" value="0">
            </div>
            <div class="form-group">
                <button type="submit" name="add_role">Add Role</button>
            </div>
        </form>
    </div>

    <!-- Display data table using the WordPress plugin -->
    <div class="role-table">
        <?php echo do_shortcode('[table id=1 /]'); ?>
    </div>

    <!-- Custom user interface for role assignment -->
    <div class="role-assignment">
        <!-- Your custom UI elements for role assignment go here -->
    </div>
</div>

<?php get_footer(); // Include WordPress footer ?>