File Content: uninstall.php <?php /** * Fired when the plugin is uninstalled. * * Uninstalling MasterSlider deletes tables(sliders), user roles and options. * * @package MasterSlider * @author averta [averta.net] * @license LICENSE.txt * @link http://masterslider.com * @copyright Copyright © 2014 averta */ // If uninstall not called from WordPress, then exit if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) { exit( 'No Naughty Business Please !' ); } // To uninstall the plugin completely you need to define MS_UNINSTALL_PLUGIN constant in wp-config.php file // before deleting it from plugins page if ( defined( 'MSWP_UNINSTALL_PLUGIN' ) ) { global $wpdb; // MasterSlider Tables $wpdb->query( "DROP TABLE IF EXISTS " . $wpdb->prefix . "masterslider_sliders" ); $wpdb->query( "DROP TABLE IF EXISTS " . $wpdb->prefix . "masterslider_options" ); // MasterSlider user roles $roles = array( 'administrator', 'editor' ); foreach ( $roles as $role ) { $role = get_role( $role ); $role->remove_cap( 'access_masterslider' ); $role->remove_cap( 'publish_masterslider' ); $role->remove_cap( 'delete_masterslider' ); $role->remove_cap( 'create_masterslider' ); $role->remove_cap( 'export_masterslider' ); $role->remove_cap( 'duplicate_masterslider' ); } // Delete Masterslider related options $wpdb->query("DELETE FROM $wpdb->options WHERE option_name LIKE 'masterslider_%';"); // Delete custom css directory $uploads = wp_upload_dir(); $css_dir = $uploads['basedir'] . '/masterslider' ; rmdir( $css_dir ); } Submit