public static function admin_init() { add_filter('wp_unique_post_slug_is_bad_hierarchical_slug', array(__CLASS__, 'is_bad_hierarchical_slug'), 10, 4); add_filter('wp_unique_post_slug_is_bad_flat_slug', array(__CLASS__, 'is_bad_flat_slug'), 10, 3); $version = tw_get_option('version'); self::$version = Axl_Testimonials_Widget::VERSION; self::$version = apply_filters('tw_version', self::$version); if ($version != self::$version) { self::initialize_settings(); } if (!Axl_Testimonials_Widget::do_load()) { return; } self::load_options(); self::register_settings(); }