WooCommerce 内の翻訳を置き換えるサンプル

wb-tokyo-pig-latin.php

<?php
/*
 * Plugin Name: WB Tokyo Pig Latin
 * Text Domain: piglatin_woo
 */

add_filter( 'gettext', 'piglatin_woo', 10, 3 );

function piglatin_woo ( $translation, $text, $domain = '' ) {

	if ( 'ja' !== get_locale() ) {
		return $translation;
	}

	if ( 'woocommerce' !== $domain ) {
		return $translation;
	}

	switch ( $text ) {
		case 'Description':
			$translation = 'ツアー内容';
			break;
		default:
			$translation = preg_replace(
				'/^カート/',
				'${1}お買い物かご$3',
				$translation
			);
	}

	return $translation;
}