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<?php
/**
* Manages compatibility with 3rd party plugins ( and themes )
* This class is available as soon as the plugin is loaded
*
* @since 1.0
*/
class PLL_Plugins_Compat {
static protected $instance; // for singleton
/**
* Constructor
*
* @since 1.0
*/
protected function __construct() {
// WordPress Importer
add_action( 'init', array( $this, 'maybe_wordpress_importer' ) );
add_filter( 'wp_import_terms', array( $this, 'wp_import_terms' ) );
// YARPP
add_action( 'init', array( $this, 'yarpp_init' ) ); // after Polylang has registered its taxonomy in setup_theme
// Yoast SEO
add_action( 'pll_language_defined', array( $this, 'wpseo_init' ) );
// Custom field template
add_action( 'add_meta_boxes', array( $this, 'cft_copy' ), 10, 2 );
// Aqua Resizer
add_filter( 'pll_home_url_black_list', array( $this, 'aq_home_url_black_list' ) );
// Twenty Fourteen
add_filter( 'transient_featured_content_ids', array( $this, 'twenty_fourteen_featured_content_ids' ) );
add_filter( 'option_featured-content', array( $this, 'twenty_fourteen_option_featured_content' ) );
// Duplicate post
add_filter( 'option_duplicate_post_taxonomies_blacklist' , array( $this, 'duplicate_post_taxonomies_blacklist' ) );
// Jetpack 3
add_action( 'init', array( $this, 'jetpack_init' ) );
add_action( 'jetpack_widget_get_top_posts', array( $this, 'jetpack_widget_get_top_posts' ), 10, 3 );
add_filter( 'grunion_contact_form_field_html', array( $this, 'grunion_contact_form_field_html_filter' ), 10, 3 );
add_filter( 'jetpack_open_graph_tags', array( $this, 'jetpack_ogp' ) );
add_filter( 'jetpack_relatedposts_filter_filters', array( $this, 'jetpack_relatedposts_filter_filters' ), 10, 2 );
// Jetpack infinite scroll
if ( ! defined( 'PLL_AJAX_ON_FRONT' ) && isset( $_GET['infinity'], $_POST['action'] ) && 'infinite_scroll' == $_POST['action'] ) {
define( 'PLL_AJAX_ON_FRONT', true );
}
// WP Sweep
add_filter( 'wp_sweep_excluded_taxonomies', array( $this, 'wp_sweep_excluded_taxonomies' ) );
// Twenty Seventeen
add_action( 'init', array( $this, 'twenty_seventeen_init' ) );
// No category base (works for Yoast SEO too)
add_filter( 'get_terms_args', array( $this, 'no_category_base_get_terms_args' ), 5 ); // Before adding cache domain
}
/**
* Access to the single instance of the class
*
* @since 1.7
*
* @return object
*/
static public function instance() {
if ( empty( self::$instance ) ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* WordPress Importer
* If WordPress Importer is active, replace the wordpress_importer_init function
*
* @since 1.2
*/
function maybe_wordpress_importer() {
if ( defined( 'WP_LOAD_IMPORTERS' ) && class_exists( 'WP_Import' ) ) {
remove_action( 'admin_init', 'wordpress_importer_init' );
add_action( 'admin_init', array( $this, 'wordpress_importer_init' ) );
}
}
/**
* WordPress Importer
* Loads our child class PLL_WP_Import instead of WP_Import
*
* @since 1.2
*/
function wordpress_importer_init() {
$class = new ReflectionClass( 'WP_Import' );
load_plugin_textdomain( 'wordpress-importer', false, basename( dirname( $class->getFileName() ) ) . '/languages' );
$GLOBALS['wp_import'] = new PLL_WP_Import();
register_importer( 'wordpress', 'WordPress', __( 'Import <strong>posts, pages, comments, custom fields, categories, and tags</strong> from a WordPress export file.', 'wordpress-importer' ), array( $GLOBALS['wp_import'], 'dispatch' ) );
}
/**
* WordPress Importer
* Backward Compatibility Polylang < 1.8
* Sets the flag when importing a language and the file has been exported with Polylang < 1.8
*
* @since 1.8
*
* @param array $terms an array of arrays containing terms information form the WXR file
* @return array
*/
function wp_import_terms( $terms ) {
include PLL_SETTINGS_INC . '/languages.php';
foreach ( $terms as $key => $term ) {
if ( 'language' === $term['term_taxonomy'] ) {
$description = maybe_unserialize( $term['term_description'] );
if ( empty( $description['flag_code'] ) && isset( $languages[ $description['locale'] ] ) ) {
$description['flag_code'] = $languages[ $description['locale'] ][4];
$terms[ $key ]['term_description'] = serialize( $description );
}
}
}
return $terms;
}
/**
* YARPP
* Just makes YARPP aware of the language taxonomy ( after Polylang registered it )
*
* @since 1.0
*/
public function yarpp_init() {
$GLOBALS['wp_taxonomies']['language']->yarpp_support = 1;
}
/**
* Yoast SEO
* Translate options and add specific filters and actions
*
* @since 1.6.4
*/
public function wpseo_init() {
if ( ! defined( 'WPSEO_VERSION' ) ) {
return;
}
if ( ! PLL() instanceof PLL_Frontend ) {
add_action( 'admin_init', array( $this, 'wpseo_register_strings' ) );
return;
}
add_filter( 'option_wpseo_titles', array( $this, 'wpseo_translate_titles' ) );
// Reloads options once the language has been defined to enable translations
// Useful only when the language is set from content
if ( did_action( 'wp_loaded' ) ) {
if ( version_compare( WPSEO_VERSION, '1.7.2', '<' ) ) {
global $wpseo_front;
} else {
$wpseo_front = WPSEO_Frontend::get_instance();
}
$options = version_compare( WPSEO_VERSION, '1.5', '<' ) ? get_wpseo_options_arr() : WPSEO_Options::get_option_names();
foreach ( $options as $opt ) {
$wpseo_front->options = array_merge( $wpseo_front->options, (array) get_option( $opt ) );
}
}
// Filters sitemap queries to remove inactive language or to get
// one sitemap per language when using multiple domains or subdomains
// because WPSEO does not accept several domains or subdomains in one sitemap
add_filter( 'wpseo_posts_join', array( $this, 'wpseo_posts_join' ), 10, 2 );
add_filter( 'wpseo_posts_where', array( $this, 'wpseo_posts_where' ), 10, 2 );
add_filter( 'wpseo_typecount_join', array( $this, 'wpseo_posts_join' ), 10, 2 );
add_filter( 'wpseo_typecount_where', array( $this, 'wpseo_posts_where' ), 10, 2 );
if ( PLL()->options['force_lang'] > 1 ) {
add_filter( 'wpseo_enable_xml_sitemap_transient_caching', '__return_false' ); // Disable cache! otherwise WPSEO keeps only one domain (thanks to Junaid Bhura)
add_filter( 'home_url', array( $this, 'wpseo_home_url' ) , 10, 2 ); // Fix home_url
} else {
// Get all terms in all languages when the language is set from the content or directory name
add_filter( 'get_terms_args', array( $this, 'wpseo_remove_terms_filter' ) );
// Add the homepages for all languages to the sitemap when the front page displays posts
if ( ! get_option( 'page_on_front' ) ) {
add_filter( 'wpseo_sitemap_post_content', array( $this, 'add_language_home_urls' ) );
}
}
add_filter( 'pll_home_url_white_list', array( $this, 'wpseo_home_url_white_list' ) );
add_action( 'wpseo_opengraph', array( $this, 'wpseo_ogp' ), 2 );
add_filter( 'wpseo_canonical', array( $this, 'wpseo_canonical' ) );
}
/**
* Yoast SEO
* Registers strings for custom post types and custom taxonomies titles and meta descriptions
*
* @since 2.0
*/
function wpseo_register_strings() {
$options = get_option( 'wpseo_titles' );
foreach ( get_post_types( array( 'public' => true, '_builtin' => false ) ) as $t ) {
if ( pll_is_translated_post_type( $t ) && ! empty( $options[ 'title-' . $t ] ) ) {
pll_register_string( 'title-' . $t, $options[ 'title-' . $t ], 'wordpress-seo' );
pll_register_string( 'metadesc-' . $t, $options[ 'metadesc-' . $t ], 'wordpress-seo' );
}
}
foreach ( get_post_types( array( 'has_archive' => true, '_builtin' => false ) ) as $t ) {
if ( pll_is_translated_post_type( $t ) && ! empty( $options[ 'title-ptarchive-' . $t ] ) ) {
pll_register_string( 'title-ptarchive-' . $t, $options[ 'title-ptarchive-' . $t ], 'wordpress-seo' );
pll_register_string( 'metadesc-ptarchive-' . $t, $options[ 'metadesc-ptarchive-' . $t ], 'wordpress-seo' );
pll_register_string( 'bctitle-ptarchive-' . $t, $options[ 'bctitle-ptarchive-' . $t ], 'wordpress-seo' );
}
}
foreach ( get_taxonomies( array( 'public' => true, '_builtin' => false ) ) as $t ) {
if ( pll_is_translated_taxonomy( $t ) && ! empty( $options[ 'title-tax-' . $t ] ) ) {
pll_register_string( 'title-tax-' . $t, $options[ 'title-tax-' . $t ], 'wordpress-seo' );
pll_register_string( 'metadesc-tax-' . $t, $options[ 'metadesc-tax-' . $t ], 'wordpress-seo' );
}
}
}
/**
* Yoast SEO
* Translates strings for custom post types and custom taxonomies titles and meta descriptions
*
* @since 2.0
*
* @param array $options
* @return array
*/
function wpseo_translate_titles( $options ) {
if ( PLL() instanceof PLL_Frontend ) {
foreach ( get_post_types( array( 'public' => true, '_builtin' => false ) ) as $t ) {
if ( pll_is_translated_post_type( $t ) && ! empty( $options[ 'title-' . $t ] ) ) {
$options[ 'title-' . $t ] = pll__( $options[ 'title-' . $t ] );
$options[ 'metadesc-' . $t ] = pll__( $options[ 'metadesc-' . $t ] );
}
}
foreach ( get_post_types( array( 'has_archive' => true, '_builtin' => false ) ) as $t ) {
if ( pll_is_translated_post_type( $t ) && ! empty( $options[ 'title-ptarchive-' . $t ] ) ) {
$options[ 'title-ptarchive-' . $t ] = pll__( $options[ 'title-ptarchive-' . $t ] );
$options[ 'metadesc-ptarchive-' . $t ] = pll__( $options[ 'metadesc-ptarchive-' . $t ] );
$options[ 'bctitle-ptarchive-' . $t ] = pll__( $options[ 'bctitle-ptarchive-' . $t ] );
}
}
foreach ( get_taxonomies( array( 'public' => true, '_builtin' => false ) ) as $t ) {
if ( pll_is_translated_taxonomy( $t ) && ! empty( $options[ 'title-tax-' . $t ] ) ) {
$options[ 'title-tax-' . $t ] = pll__( $options[ 'title-tax-' . $t ] );
$options[ 'metadesc-tax-' . $t ] = pll__( $options[ 'metadesc-tax-' . $t ] );
}
}
}
return $options;
}
/**
* Yoast SEO
* Fixes the home url as well as the stylesheet url
* Only when using multiple domains or subdomains
*
* @since 1.6.4
*
* @param string $url
* @return $url
*/
public function wpseo_home_url( $url, $path ) {
$uri = empty( $path ) ? ltrim( $_SERVER['REQUEST_URI'], '/' ) : $path;
if ( 'sitemap_index.xml' === $uri || preg_match( '#([^/]+?)-sitemap([0-9]+)?\.xml|([a-z]+)?-?sitemap\.xsl#', $uri ) ) {
$url = PLL()->links_model->switch_language_in_link( $url, PLL()->curlang );
}
return $url;
}
/**
* Yoast SEO
* Get active languages for the sitemaps
*
* @since 2.0
*
* @return array list of active language slugs, empty if all languages are active
*/
protected function wpseo_get_active_languages() {
$languages = PLL()->model->get_languages_list();
if ( wp_list_filter( $languages, array( 'active' => false ) ) ) {
return wp_list_pluck( wp_list_filter( $languages, array( 'active' => false ), 'NOT' ), 'slug' );
}
return array();
}
/**
* Yoast SEO
* Modifies the sql request for posts sitemaps
* Only when using multiple domains or subdomains or if some languages are not active
*
* @since 1.6.4
*
* @param string $sql JOIN clause
* @param string $post_type
* @return string
*/
public function wpseo_posts_join( $sql, $post_type ) {
return pll_is_translated_post_type( $post_type ) && ( PLL()->options['force_lang'] > 1 || $this->wpseo_get_active_languages() ) ? $sql. PLL()->model->post->join_clause() : $sql;
}
/**
* Yoast SEO
* Modifies the sql request for posts sitemaps
* Only when using multiple domains or subdomains or if some languages are not active
*
* @since 1.6.4
*
* @param string $sql WHERE clause
* @param string $post_type
* @return string
*/
public function wpseo_posts_where( $sql, $post_type ) {
if ( pll_is_translated_post_type( $post_type ) ) {
if ( PLL()->options['force_lang'] > 1 ) {
return $sql . PLL()->model->post->where_clause( PLL()->curlang );
}
if ( $languages = $this->wpseo_get_active_languages() ) {
return $sql . PLL()->model->post->where_clause( $languages );
}
}
return $sql;
}
/**
* Yoast SEO
* Removes the language filter (and remove inactive languages) for the taxonomy sitemaps
* Only when the language is set from the content or directory name
*
* @since 1.0.3
*
* @param array $args get_terms arguments
* @return array modified list of arguments
*/
public function wpseo_remove_terms_filter( $args ) {
if ( isset( $GLOBALS['wp_query']->query['sitemap'] ) ) {
$args['lang'] = implode( ',', $this->wpseo_get_active_languages() );
}
return $args;
}
/**
* Yoast SEO
* Adds the home urls for all (active) languages to the sitemap
*
* @since 1.9
*
* @param string $str additional urls to sitemap post
* @return string
*/
public function add_language_home_urls( $str ) {
global $wpseo_sitemaps;
$renderer = version_compare( WPSEO_VERSION, '3.2', '<' ) ? $wpseo_sitemaps : $wpseo_sitemaps->renderer;
$languages = wp_list_pluck( wp_list_filter( PLL()->model->get_languages_list() , array( 'active' => false ), 'NOT' ), 'slug' );
foreach ( $languages as $lang ) {
if ( empty( PLL()->options['hide_default'] ) || pll_default_language() !== $lang ) {
$str .= $renderer->sitemap_url( array(
'loc' => pll_home_url( $lang ),
'pri' => 1,
'chf' => apply_filters( 'wpseo_sitemap_homepage_change_freq', 'daily', pll_home_url( $lang ) ),
) );
}
}
return $str;
}
/**
* Yoast SEO
*
* @since 1.1.2
*
* @param array $arr
* @return array
*/
public function wpseo_home_url_white_list( $arr ) {
return array_merge( $arr, array( array( 'file' => 'wordpress-seo' ) ) );
}
/**
* Yoast SEO
* Adds opengraph support for translations
*
* @since 1.6
*/
public function wpseo_ogp() {
global $wpseo_og;
// WPSEO already deals with the locale
if ( did_action( 'pll_init' ) && method_exists( $wpseo_og, 'og_tag' ) ) {
foreach ( PLL()->model->get_languages_list() as $language ) {
if ( $language->slug != PLL()->curlang->slug && PLL()->links->get_translation_url( $language ) && $fb_locale = self::get_fb_locale( $language ) ) {
$wpseo_og->og_tag( 'og:locale:alternate', $fb_locale );
}
}
}
}
/**
* Yoast SEO
* Fixes the canonical front page url as unlike WP, WPSEO does not add a trailing slash to the canonical front page url
*
* @since 1.7.10
*
* @param string $url
* @return $url
*/
public function wpseo_canonical( $url ) {
return is_front_page( $url ) && get_option( 'permalink_structure' ) ? trailingslashit( $url ) : $url;
}
/**
* Aqua Resizer
*
* @since 1.1.5
*
* @param array $arr
* @return array
*/
public function aq_home_url_black_list( $arr ) {
return array_merge( $arr, array( array( 'function' => 'aq_resize' ) ) );
}
/**
* Custom field template
* Custom field template does check $_REQUEST['post'] to populate the custom fields values
*
* @since 1.0.2
*
* @param string $post_type unused
* @param object $post current post object
*/
public function cft_copy( $post_type, $post ) {
global $custom_field_template;
if ( isset( $custom_field_template, $_REQUEST['from_post'], $_REQUEST['new_lang'] ) && ! empty( $post ) ) {
$_REQUEST['post'] = $post->ID;
}
}
/**
* Twenty Fourteen
* Rewrites the function Featured_Content::get_featured_post_ids()
*
* @since 1.4
*
* @param array $ids featured posts ids
* @return array modified featured posts ids ( include all languages )
*/
public function twenty_fourteen_featured_content_ids( $featured_ids ) {
if ( 'twentyfourteen' != get_template() || ! did_action( 'pll_init' ) || false !== $featured_ids ) {
return $featured_ids;
}
$settings = Featured_Content::get_setting();
if ( ! $term = wpcom_vip_get_term_by( 'name', $settings['tag-name'], 'post_tag' ) ) {
return $featured_ids;
}
// Get featured tag translations
$tags = PLL()->model->term->get_translations( $term->term_id );
$ids = array();
// Query for featured posts in all languages
// One query per language to get the correct number of posts per language
foreach ( $tags as $tag ) {
$_ids = get_posts( array(
'lang' => 0, // avoid language filters
'fields' => 'ids',
'numberposts' => Featured_Content::$max_posts,
'tax_query' => array( array(
'taxonomy' => 'post_tag',
'terms' => (int) $tag,
) ),
) );
$ids = array_merge( $ids, $_ids );
}
$ids = array_map( 'absint', $ids );
set_transient( 'featured_content_ids', $ids );
return $ids;
}
/**
* Twenty Fourteen
* Translates the featured tag id in featured content settings
* Mainly to allow hiding it when requested in featured content options
* Acts only on frontend
*
* @since 1.4
*
* @param array $settings featured content settings
* @return array modified $settings
*/
public function twenty_fourteen_option_featured_content( $settings ) {
if ( 'twentyfourteen' == get_template() && PLL() instanceof PLL_Frontend && $settings['tag-id'] && $tr = pll_get_term( $settings['tag-id'] ) ) {
$settings['tag-id'] = $tr;
}
return $settings;
}
/**
* Duplicate Post
* Avoid duplicating the 'post_translations' taxonomy
*
* @since 1.8
*
* @param array $taxonomies
* @return array
*/
function duplicate_post_taxonomies_blacklist( $taxonomies ) {
$taxonomies[] = 'post_translations';
return $taxonomies;
}
/**
* Jetpack
* Add filters
*
* @since 2.1
*/
public function jetpack_init() {
if ( ! defined( 'JETPACK__VERSION' ) ) {
return;
}
// Infinite scroll ajax url must be on the right domain
if ( did_action( 'pll_init' ) && PLL()->options['force_lang'] > 1 ) {
add_filter( 'infinite_scroll_ajax_url', array( PLL()->links_model, 'site_url' ) );
add_filter( 'infinite_scroll_js_settings', array( $this, 'jetpack_infinite_scroll_js_settings' ) );
}
}
/**
* Jetpack
* Adapted from the same function in jetpack-3.0.2/3rd-party/wpml.php
*
* @since 1.5.4
*/
public function jetpack_widget_get_top_posts( $posts, $post_ids, $count ) {
foreach ( $posts as $k => $post ) {
if ( pll_current_language() !== pll_get_post_language( $post['post_id'] ) ) {
unset( $posts[ $k ] );
}
}
return $posts;
}
/**
* Jetpack
* Adapted from the same function in jetpack-3.0.2/3rd-party/wpml.php
* Keeps using 'icl_translate' as the function registers the string
*
* @since 1.5.4
*/
public function grunion_contact_form_field_html_filter( $r, $field_label, $id ) {
if ( function_exists( 'icl_translate' ) ) {
if ( pll_current_language() !== pll_default_language() ) {
$label_translation = icl_translate( 'jetpack ', $field_label . '_label', $field_label );
$r = str_replace( $field_label, $label_translation, $r );
}
}
return $r;
}
/**
* Jetpack
* Adds opengraph support for locale and translations
*
* @since 1.6
*
* @param array $tags opengraph tags to output
* @return array
*/
public function jetpack_ogp( $tags ) {
if ( did_action( 'pll_init' ) ) {
foreach ( PLL()->model->get_languages_list() as $language ) {
if ( $language->slug != PLL()->curlang->slug && PLL()->links->get_translation_url( $language ) && $fb_locale = self::get_fb_locale( $language ) ) {
$tags['og:locale:alternate'][] = $fb_locale;
}
if ( $language->slug == PLL()->curlang->slug && $fb_locale = self::get_fb_locale( $language ) ) {
$tags['og:locale'] = $fb_locale;
}
}
}
return $tags;
}
/**
* Jetpack
* Allows to make sure that related posts are in the correct language
*
* @since 1.8
*
* @param array $filters Array of ElasticSearch filters based on the post_id and args.
* @param string $post_id Post ID of the post for which we are retrieving Related Posts.
* @return array
*/
function jetpack_relatedposts_filter_filters( $filters, $post_id ) {
$slug = sanitize_title( pll_get_post_language( $post_id, 'name' ) );
$filters[] = array( 'term' => array( 'taxonomy.language.slug' => $slug ) );
return $filters;
}
/**
* Jetpack
* Fixes the settings history host for infinite scroll when using subdomains or multiple domains
*
* @since 2.1
*
* @param array $settings
* @return array
*/
public function jetpack_infinite_scroll_js_settings( $settings ) {
$settings['history']['host'] = parse_url( pll_home_url(), PHP_URL_HOST ); // Jetpack uses get_option( 'home' )
return $settings;
}
/**
* WP Sweep
* Add 'term_language' and 'term_translations' to excluded taxonomies otherwise terms loose their language and translation group
*
* @since 2.0
*
* @param array $excluded_taxonomies list of taxonomies excluded from sweeping
* @return array
*/
public function wp_sweep_excluded_taxonomies( $excluded_taxonomies ) {
return array_merge( $excluded_taxonomies, array( 'term_language', 'term_translations' ) );
}
/**
* Twenty Seventeen
* Translates the front page panels
*
* @since 2.0.10
*/
public function twenty_seventeen_init() {
if ( 'twentyseventeen' === get_template() && did_action( 'pll_init' ) && PLL() instanceof PLL_Frontend ) {
$num_sections = twentyseventeen_panel_count();
for ( $i = 1; $i < ( 1 + $num_sections ); $i++ ) {
add_filter( 'theme_mod_panel_' . $i, 'pll_get_post' );
}
}
}
/**
* Make sure No category base plugins (including Yoast SEO) get all categories when flushing rules
*
* @since 2.1
*
* @param array $args
* @return array
*/
public function no_category_base_get_terms_args( $args ) {
if ( doing_filter( 'category_rewrite_rules' ) ) {
$args['lang'] = '';
}
return $args;
}
/**
* Correspondance between WordPress locales and Facebook locales
* @see https://translate.wordpress.org/
* @see https://www.facebook.com/translations/FacebookLocales.xml
*
* @since 1.8.1 Update the list of locales
* @since 1.6
*
* @param object $language
* @return bool|string Facebook locale, false if no correspondance found
*/
static public function get_fb_locale( $language ) {
static $facebook_locales = array(
'af' => 'af_ZA',
'ak' => 'ak_GH',
'am' => 'am_ET',
'ar' => 'ar_AR',
'arq' => 'ar_AR',
'ary' => 'ar_AR',
'as' => 'as_IN',
'az' => 'az_AZ',
'bel' => 'be_BY',
'bg_BG' => 'bg_BG',
'bn_BD' => 'bn_IN',
'bre' => 'br_FR',
'bs_BA' => 'bs_BA',
'ca' => 'ca_ES',
'ceb' => 'cx_PH',
'ckb' => 'cb_IQ',
'co' => 'co_FR',
'cs_CZ' => 'cs_CZ',
'cy' => 'cy_GB',
'da_DK' => 'da_DK',
'de_CH' => 'de_DE',
'de_DE' => 'de_DE',
'de_DE_formal' => 'de_DE',
'el' => 'el_GR',
'en_AU' => 'en_US',
'en_CA' => 'en_US',
'en_GB' => 'en_GB',
'en_NZ' => 'en_US',
'en_US' => 'en_US',
'en_ZA' => 'en_US',
'eo' => 'eo_EO',
'es_AR' => 'es_LA',
'es_CL' => 'es_CL',
'es_CO' => 'es_CO',
'es_MX' => 'es_MX',
'es_PE' => 'es_LA',
'es_ES' => 'es_ES',
'es_VE' => 'es_VE',
'et' => 'et_EE',
'eu' => 'eu_ES',
'fa_IR' => 'fa_IR',
'fi' => 'fi_FI',
'fo' => 'fo_FO',
'fr_CA' => 'fr_CA',
'fr_FR' => 'fr_FR',
'fuc' => 'ff_NG',
'fy' => 'fy_NL',
'ga' => 'ga_IE',
'gl_ES' => 'gl_ES',
'gn' => 'gn_PY',
'gu' => 'gu_IN',
'he_IL' => 'he_IL',
'hi_IN' => 'hi_IN',
'hr' => 'hr_HR',
'hu_HU' => 'hu_HU',
'hy' => 'hy_AM',
'id_ID' => 'id_ID',
'is_IS' => 'is_IS',
'it_IT' => 'it_IT',
'ja' => 'ja_JP',
'jv_ID' => 'jv_ID',
'ka_GE' => 'ka_GE',
'kin' => 'rw_RW',
'kk' => 'kk_KZ',
'km' => 'km_kH',
'kn' => 'kn_IN',
'ko_KR' => 'ko_KR',
'ku' => 'ku_TR',
'ky_KY' => 'ky_KG',
'la' => 'la_Va',
'li' => 'li_NL',
'lin' => 'ln_CD',
'lo' => 'lo_LA',
'lt_LT' => 'lt_LT',
'lv' => 'lv_LV',
'mg_MG' => 'mg_MG',
'mk_MK' => 'mk_MK',
'ml_IN' => 'ml_IN',
'mn' => 'mn_MN',
'mr' => 'mr_IN',
'mri' => 'mi_NZ',
'ms_MY' => 'ms_MY',
'my_MM' => 'my_MM',
'ne_NP' => 'ne_NP',
'nb_NO' => 'nb_NO',
'nl_BE' => 'nl_BE',
'nl_NL' => 'nl_NL',
'nn_NO' => 'nn_NO',
'ory' => 'or_IN',
'pa_IN' => 'pa_IN',
'pl_PL' => 'pl_PL',
'ps' => 'ps_AF',
'pt_BR' => 'pt_BR',
'pt_PT' => 'pt_PT',
'ps' => 'ps_AF',
'ro_RO' => 'ro_RO',
'roh' => 'rm_CH',
'ru_RU' => 'ru_RU',
'sa_IN' => 'sa_IN',
'si_LK' => 'si_LK',
'sk_SK' => 'sk_SK',
'sl_SI' => 'sl_SI',
'so_SO' => 'so_SO',
'sq' => 'sq_AL',
'sr_RS' => 'sr_RS',
'srd' => 'sc_IT',
'sv_SE' => 'sv_SE',
'sw' => 'sw_KE',
'szl' => 'sz_PL',
'ta_LK' => 'ta_IN',
'ta_IN' => 'ta_IN',
'te' => 'te_IN',
'tg' => 'tg_TJ',
'th' => 'th_TH',
'tl' => 'tl_PH',
'tuk' => 'tk_TM',
'tr_TR' => 'tr_TR',
'tt_RU' => 'tt_RU',
'tzm' => 'tz_MA',
'uk' => 'uk_UA',
'ur' => 'ur_PK',
'uz_UZ' => 'uz_UZ',
'vi' => 'vi_VN',
'yor' => 'yo_NG',
'zh_CN' => 'zh_CN',
'zh_HK' => 'zh_HK',
'zh_TW' => 'zh_TW',
);
return isset( $facebook_locales[ $language->locale ] ) ? $facebook_locales[ $language->locale ] : false;
}
}
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