<?php /** * The Locale helpers. * * @since 1.0.9 * @package RankMath * @subpackage RankMath\Helpers * @author Rank Math <support@rankmath.com> */ namespace RankMath\Helpers; defined( 'ABSPATH' ) || exit; /** * Locale class. */ class Locale { /** * Get site language. * * @return string */ public static function get_site_language() { return self::get_language( get_locale() ); } /** * Get the language part of a given locale, defaults to english when the $locale is empty. * * @param string $locale The locale to get the language of. * * @return string The language part of the locale. */ public static function get_language( $locale = null ) { $language = 'en'; if ( empty( $locale ) || ! is_string( $locale ) ) { return $language; } $locale_parts = explode( '_', $locale ); if ( ! empty( $locale_parts[0] ) ) { $language = $locale_parts[0]; } return $language; } }