public static function save( $post_id, $post ) {

		if ( ! self::can_save( $post_id, $post ) ) {
			return;
		}

		$theme = pum_get_theme( $post_id );

		$settings = ! empty( $_POST['theme_settings'] ) ? $_POST['theme_settings'] : array();

		$settings = wp_parse_args( $settings, self::defaults() );

		$settings = apply_filters( 'pum_theme_setting_pre_save', $settings, $post->ID );

		// Sanitize form values.
		$settings = PUM_Utils_Fields::sanitize_fields( $settings, self::fields() );

		// Ensure data integrity.
		$settings = self::parse_values( $settings );

		//$theme->update_meta( 'popup_theme_settings', $settings );
		$theme->update_settings( $settings );

		// If this is a built in theme and the user has modified it set a key so that we know not to make automatic upgrades to it in the future.
		if ( get_post_meta( $post_id, '_pum_built_in', true ) !== false ) {
			update_post_meta( $post_id, '_pum_user_modified', true );
		}

		self::process_deprecated_saves( $post_id, $post );

		do_action( 'pum_save_theme', $post_id, $post );
	}