WP_Permission_by_Roles.php

<?php
			<?php
        $user_data = wp_get_current_user();
        if (!is_user_logged_in()) : ?>
        	<div class="alert alert-danger">
        		You don't have permission.
        	</div>
        <?php
            return false; elseif (!in_array('webmaster', (array) $user_data->roles) &&  !in_array('administrator', (array) $user_data->roles) &&  !in_array('editor', (array) $user_data->roles))   : ?>
        	<h1 class="text-danger">
        		You don't have permission.
        	</h1>
        <?php
            return false;
        endif; ?>