translate_settings_using_i18n_schema() WordPress Function

function translate_settings_using_i18n_schema( $i18n_schema, $settings, $textdomain ) {
	if ( empty( $i18n_schema ) || empty( $settings ) || empty( $textdomain ) ) {
		return $settings;
	}

	if ( is_string( $i18n_schema ) && is_string( $settings ) ) {
		return translate_with_gettext_context( $settings, $i18n_schema, $textdomain );
	}
	if ( is_array( $i18n_schema ) && is_array( $settings ) ) {
		$translated_settings = array();
		foreach ( $settings as $value ) {
			$translated_settings[] = translate_settings_using_i18n_schema( $i18n_schema[0], $value, $textdomain );
		}
		return $translated_settings;
	}
	if ( is_object( $i18n_schema ) && is_array( $settings ) ) {
		$group_key           = '*';
		$translated_settings = array();
		foreach ( $settings as $key => $value ) {
			if ( isset( $i18n_schema->$key ) ) {
				$translated_settings[ $key ] = translate_settings_using_i18n_schema( $i18n_schema->$key, $value, $textdomain );
			} elseif ( isset( $i18n_schema->$group_key ) ) {
				$translated_settings[ $key ] = translate_settings_using_i18n_schema( $i18n_schema->$group_key, $value, $textdomain );
			} else {
				$translated_settings[ $key ] = $value;
			}
		}
		return $translated_settings;
	}
	return $settings;
}