cdn-locale.php
44 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Shared locale helper for extensions that load assets from widgets.wp.com. |
| 4 | * |
| 5 | * Used by CDN-based loaders (Image Studio, AI Sidebar) that need to map the |
| 6 | * current user's WordPress locale to the ISO 639 language code used by the |
| 7 | * widgets.wp.com translation files at languages/{code}-v1.js. |
| 8 | * |
| 9 | * @package automattic/jetpack |
| 10 | */ |
| 11 | |
| 12 | namespace Automattic\Jetpack\Extensions\Shared; |
| 13 | |
| 14 | if ( ! defined( 'ABSPATH' ) ) { |
| 15 | exit( 0 ); |
| 16 | } |
| 17 | |
| 18 | /** |
| 19 | * Determine the ISO 639 locale code for the current user. |
| 20 | * |
| 21 | * Normalizes the WordPress user locale to match widgets.wp.com translation |
| 22 | * file naming. Preserves region for a small set of locales where the region |
| 23 | * is meaningful (pt_br, zh_tw, zh_cn); strips the region for all others; |
| 24 | * falls back to 'en' when the locale is empty. |
| 25 | * |
| 26 | * @return string The ISO 639 language code, defaulting to 'en'. |
| 27 | */ |
| 28 | function determine_iso_639_locale(): string { |
| 29 | $language = get_user_locale(); |
| 30 | $language = strtolower( $language ); |
| 31 | |
| 32 | if ( in_array( $language, array( 'pt_br', 'pt-br', 'zh_tw', 'zh-tw', 'zh_cn', 'zh-cn' ), true ) ) { |
| 33 | $language = str_replace( '_', '-', $language ); |
| 34 | } else { |
| 35 | $language = preg_replace( '/([-_].*)$/i', '', $language ); |
| 36 | } |
| 37 | |
| 38 | if ( empty( $language ) ) { |
| 39 | return 'en'; |
| 40 | } |
| 41 | |
| 42 | return $language; |
| 43 | } |
| 44 |