translate( $text ); /** * Filters text with its translation. * * @since 2.0.11 * * @param string $translation Translated text. * @param string $text Text to translate. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ return apply_filters( 'gettext', $translation, $text, $domain ); } /** * Remove last item on a pipe-delimited string. * * Meant for removing the last item in a string, such as 'Role name|User role'. The original * string will be returned if no pipe '|' characters are found in the string. * * @since 2.8.0 * * @param string $string A pipe-delimited string. * @return string Either $string or everything before the last pipe. */ function before_last_bar( $string ) { $last_bar = strrpos( $string, '|' ); if ( false === $last_bar ) { return $string; } else { return substr( $string, 0, $last_bar ); } } /** * Retrieve the translation of $text in the context defined in $context. * * If there is no translation, or the text domain isn't loaded the original * text is returned. * * *Note:* Don't use translate_with_gettext_context() directly, use _x() or related functions. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string Translated text on success, original text on failure. */ function translate_with_gettext_context( $text, $context, $domain = 'default' ) { $translations = get_translations_for_domain( $domain ); $translation = $translations->translate( $text, $context ); /** * Filters text with its translation based on context information. * * @since 2.8.0 * * @param string $translation Translated text. * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ return apply_filters( 'gettext_with_context', $translation, $text, $context, $domain ); } /** * Retrieve the translation of $text. * * If there is no translation, or the text domain isn't loaded, the original text is returned. * * @since 2.1.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string Translated text. */ function __( $text, $domain = 'default' ) { return translate( $text, $domain ); } /** * Retrieve the translation of $text and escapes it for safe use in an attribute. * * If there is no translation, or the text domain isn't loaded, the original text is returned. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string Translated text on success, original text on failure. */ function esc_attr__( $text, $domain = 'default' ) { return esc_attr( translate( $text, $domain ) ); } /** * Retrieve the translation of $text and escapes it for safe use in HTML output. * * If there is no translation, or the text domain isn't loaded, the original text is returned. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string Translated text */ function esc_html__( $text, $domain = 'default' ) { return esc_html( translate( $text, $domain ) ); } /** * Display translated text. * * @since 1.2.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. */ function _e( $text, $domain = 'default' ) { echo translate( $text, $domain ); } /** * Display translated text that has been escaped for safe use in an attribute. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. */ function esc_attr_e( $text, $domain = 'default' ) { echo esc_attr( translate( $text, $domain ) ); } /** * Display translated text that has been escaped for safe use in HTML output. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. */ function esc_html_e( $text, $domain = 'default' ) { echo esc_html( translate( $text, $domain ) ); } /** * Retrieve translated string with gettext context. * * Quite a few times, there will be collisions with similar translatable text * found in more than two places, but with different translated context. * * By including the context in the pot file, translators can translate the two * strings differently. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string Translated context string without pipe. */ function _x( $text, $context, $domain = 'default' ) { return translate_with_gettext_context( $text, $context, $domain ); } /** * Display translated string with gettext context. * * @since 3.0.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string Translated context string without pipe. */ function _ex( $text, $context, $domain = 'default' ) { echo _x( $text, $context, $domain ); } /** * Translate string with gettext context, and escapes it for safe use in an attribute. * * @since 2.8.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string Translated text */ function esc_attr_x( $text, $context, $domain = 'default' ) { return esc_attr( translate_with_gettext_context( $text, $context, $domain ) ); } /** * Translate string with gettext context, and escapes it for safe use in HTML output. * * @since 2.9.0 * * @param string $text Text to translate. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string Translated text. */ function esc_html_x( $text, $context, $domain = 'default' ) { return esc_html( translate_with_gettext_context( $text, $context, $domain ) ); } /** * Translates and retrieves the singular or plural form based on the supplied number. * * Used when you want to use the appropriate form of a string based on whether a * number is singular or plural. * * Example: * * printf( _n( '%s person', '%s people', $count, 'text-domain' ), number_format_i18n( $count ) ); * * @since 2.8.0 * * @param string $single The text to be used if the number is singular. * @param string $plural The text to be used if the number is plural. * @param int $number The number to compare against to use either the singular or plural form. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string The translated singular or plural form. */ function _n( $single, $plural, $number, $domain = 'default' ) { $translations = get_translations_for_domain( $domain ); $translation = $translations->translate_plural( $single, $plural, $number ); /** * Filters the singular or plural form of a string. * * @since 2.2.0 * * @param string $translation Translated text. * @param string $single The text to be used if the number is singular. * @param string $plural The text to be used if the number is plural. * @param string $number The number to compare against to use either the singular or plural form. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ return apply_filters( 'ngettext', $translation, $single, $plural, $number, $domain ); } /** * Translates and retrieves the singular or plural form based on the supplied number, with gettext context. * * This is a hybrid of _n() and _x(). It supports context and plurals. * * Used when you want to use the appropriate form of a string with context based on whether a * number is singular or plural. * * Example of a generic phrase which is disambiguated via the context parameter: * * printf( _nx( '%s group', '%s groups', $people, 'group of people', 'text-domain' ), number_format_i18n( $people ) ); * printf( _nx( '%s group', '%s groups', $animals, 'group of animals', 'text-domain' ), number_format_i18n( $animals ) ); * * @since 2.8.0 * * @param string $single The text to be used if the number is singular. * @param string $plural The text to be used if the number is plural. * @param int $number The number to compare against to use either the singular or plural form. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default 'default'. * @return string The translated singular or plural form. */ function _nx($single, $plural, $number, $context, $domain = 'default') { $translations = get_translations_for_domain( $domain ); $translation = $translations->translate_plural( $single, $plural, $number, $context ); /** * Filters the singular or plural form of a string with gettext context. * * @since 2.8.0 * * @param string $translation Translated text. * @param string $single The text to be used if the number is singular. * @param string $plural The text to be used if the number is plural. * @param string $number The number to compare against to use either the singular or plural form. * @param string $context Context information for the translators. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ return apply_filters( 'ngettext_with_context', $translation, $single, $plural, $number, $context, $domain ); } /** * Registers plural strings in POT file, but does not translate them. * * Used when you want to keep structures with translatable plural * strings and use them later when the number is known. * * Example: * * $message = _n_noop( '%s post', '%s posts', 'text-domain' ); * ... * printf( translate_nooped_plural( $message, $count, 'text-domain' ), number_format_i18n( $count ) ); * * @since 2.5.0 * * @param string $singular Singular form to be localized. * @param string $plural Plural form to be localized. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default null. * @return array { * Array of translation information for the strings. * * @type string $0 Singular form to be localized. No longer used. * @type string $1 Plural form to be localized. No longer used. * @type string $singular Singular form to be localized. * @type string $plural Plural form to be localized. * @type null $context Context information for the translators. * @type string $domain Text domain. * } */ function _n_noop( $singular, $plural, $domain = null ) { return array( 0 => $singular, 1 => $plural, 'singular' => $singular, 'plural' => $plural, 'context' => null, 'domain' => $domain ); } /** * Registers plural strings with gettext context in POT file, but does not translate them. * * Used when you want to keep structures with translatable plural * strings and use them later when the number is known. * * Example of a generic phrase which is disambiguated via the context parameter: * * $messages = array( * 'people' => _nx_noop( '%s group', '%s groups', 'people', 'text-domain' ), * 'animals' => _nx_noop( '%s group', '%s groups', 'animals', 'text-domain' ), * ); * ... * $message = $messages[ $type ]; * printf( translate_nooped_plural( $message, $count, 'text-domain' ), number_format_i18n( $count ) ); * * @since 2.8.0 * * @param string $singular Singular form to be localized. * @param string $plural Plural form to be localized. * @param string $context Context information for the translators. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. * Default null. * @return array { * Array of translation information for the strings. * * @type string $0 Singular form to be localized. No longer used. * @type string $1 Plural form to be localized. No longer used. * @type string $2 Context information for the translators. No longer used. * @type string $singular Singular form to be localized. * @type string $plural Plural form to be localized. * @type string $context Context information for the translators. * @type string $domain Text domain. * } */ function _nx_noop( $singular, $plural, $context, $domain = null ) { return array( 0 => $singular, 1 => $plural, 2 => $context, 'singular' => $singular, 'plural' => $plural, 'context' => $context, 'domain' => $domain ); } /** * Translates and retrieves the singular or plural form of a string that's been registered * with _n_noop() or _nx_noop(). * * Used when you want to use a translatable plural string once the number is known. * * Example: * * $message = _n_noop( '%s post', '%s posts', 'text-domain' ); * ... * printf( translate_nooped_plural( $message, $count, 'text-domain' ), number_format_i18n( $count ) ); * * @since 3.1.0 * * @param array $nooped_plural Array with singular, plural, and context keys, usually the result of _n_noop() or _nx_noop(). * @param int $count Number of objects. * @param string $domain Optional. Text domain. Unique identifier for retrieving translated strings. If $nooped_plural contains * a text domain passed to _n_noop() or _nx_noop(), it will override this value. Default 'default'. * @return string Either $single or $plural translated text. */ function translate_nooped_plural( $nooped_plural, $count, $domain = 'default' ) { if ( $nooped_plural['domain'] ) $domain = $nooped_plural['domain']; if ( $nooped_plural['context'] ) return _nx( $nooped_plural['singular'], $nooped_plural['plural'], $count, $nooped_plural['context'], $domain ); else return _n( $nooped_plural['singular'], $nooped_plural['plural'], $count, $domain ); } /** * Load a .mo file into the text domain $domain. * * If the text domain already exists, the translations will be merged. If both * sets have the same string, the translation from the original value will be taken. * * On success, the .mo file will be placed in the $l10n global by $domain * and will be a MO object. * * @since 1.5.0 * * @global array $l10n An array of all currently loaded text domains. * @global array $l10n_unloaded An array of all text domains that have been unloaded again. * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $mofile Path to the .mo file. * @return bool True on success, false on failure. */ function load_textdomain( $domain, $mofile ) { global $l10n, $l10n_unloaded; $l10n_unloaded = (array) $l10n_unloaded; /** * Filters whether to override the .mo file loading. * * @since 2.9.0 * * @param bool $override Whether to override the .mo file loading. Default false. * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $mofile Path to the MO file. */ $plugin_override = apply_filters( 'override_load_textdomain', false, $domain, $mofile ); if ( true == $plugin_override ) { unset( $l10n_unloaded[ $domain ] ); return true; } /** * Fires before the MO translation file is loaded. * * @since 2.9.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $mofile Path to the .mo file. */ do_action( 'load_textdomain', $domain, $mofile ); /** * Filters MO file path for loading translations for a specific text domain. * * @since 2.9.0 * * @param string $mofile Path to the MO file. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ $mofile = apply_filters( 'load_textdomain_mofile', $mofile, $domain ); if ( !is_readable( $mofile ) ) return false; $mo = new MO(); if ( !$mo->import_from_file( $mofile ) ) return false; if ( isset( $l10n[$domain] ) ) $mo->merge_with( $l10n[$domain] ); unset( $l10n_unloaded[ $domain ] ); $l10n[$domain] = &$mo; return true; } /** * Unload translations for a text domain. * * @since 3.0.0 * * @global array $l10n An array of all currently loaded text domains. * @global array $l10n_unloaded An array of all text domains that have been unloaded again. * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @return bool Whether textdomain was unloaded. */ function unload_textdomain( $domain ) { global $l10n, $l10n_unloaded; $l10n_unloaded = (array) $l10n_unloaded; /** * Filters whether to override the text domain unloading. * * @since 3.0.0 * * @param bool $override Whether to override the text domain unloading. Default false. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ $plugin_override = apply_filters( 'override_unload_textdomain', false, $domain ); if ( $plugin_override ) { $l10n_unloaded[ $domain ] = true; return true; } /** * Fires before the text domain is unloaded. * * @since 3.0.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ do_action( 'unload_textdomain', $domain ); if ( isset( $l10n[$domain] ) ) { unset( $l10n[$domain] ); $l10n_unloaded[ $domain ] = true; return true; } return false; } /** * Load default translated strings based on locale. * * Loads the .mo file in WP_LANG_DIR constant path from WordPress root. * The translated (.mo) file is named based on the locale. * * @see load_textdomain() * * @since 1.5.0 * * @param string $locale Optional. Locale to load. Default is the value of get_locale(). * @return bool Whether the textdomain was loaded. */ function load_default_textdomain( $locale = null ) { if ( null === $locale ) { $locale = get_locale(); } // Unload previously loaded strings so we can switch translations. unload_textdomain( 'default' ); $return = load_textdomain( 'default', WP_LANG_DIR . "/$locale.mo" ); if ( ( is_multisite() || ( defined( 'WP_INSTALLING_NETWORK' ) && WP_INSTALLING_NETWORK ) ) && ! file_exists( WP_LANG_DIR . "/admin-$locale.mo" ) ) { load_textdomain( 'default', WP_LANG_DIR . "/ms-$locale.mo" ); return $return; } if ( is_admin() || wp_installing() || ( defined( 'WP_REPAIRING' ) && WP_REPAIRING ) ) { load_textdomain( 'default', WP_LANG_DIR . "/admin-$locale.mo" ); } if ( is_network_admin() || ( defined( 'WP_INSTALLING_NETWORK' ) && WP_INSTALLING_NETWORK ) ) load_textdomain( 'default', WP_LANG_DIR . "/admin-network-$locale.mo" ); return $return; } /** * Loads a plugin's translated strings. * * If the path is not given then it will be the root of the plugin directory. * * The .mo file should be named based on the text domain with a dash, and then the locale exactly. * * @since 1.5.0 * @since 4.6.0 The function now tries to load the .mo file from the languages directory first. * * @param string $domain Unique identifier for retrieving translated strings * @param string $deprecated Optional. Use the $plugin_rel_path parameter instead. Default false. * @param string $plugin_rel_path Optional. Relative path to WP_PLUGIN_DIR where the .mo file resides. * Default false. * @return bool True when textdomain is successfully loaded, false otherwise. */ function load_plugin_textdomain( $domain, $deprecated = false, $plugin_rel_path = false ) { /** * Filters a plugin's locale. * * @since 3.0.0 * * @param string $locale The plugin's current locale. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ $locale = apply_filters( 'plugin_locale', get_locale(), $domain ); $mofile = $domain . '-' . $locale . '.mo'; // Try to load from the languages directory first. if ( load_textdomain( $domain, WP_LANG_DIR . '/plugins/' . $mofile ) ) { return true; } if ( false !== $plugin_rel_path ) { $path = WP_PLUGIN_DIR . '/' . trim( $plugin_rel_path, '/' ); } elseif ( false !== $deprecated ) { _deprecated_argument( __FUNCTION__, '2.7.0' ); $path = ABSPATH . trim( $deprecated, '/' ); } else { $path = WP_PLUGIN_DIR; } return load_textdomain( $domain, $path . '/' . $mofile ); } /** * Load the translated strings for a plugin residing in the mu-plugins directory. * * @since 3.0.0 * @since 4.6.0 The function now tries to load the .mo file from the languages directory first. * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $mu_plugin_rel_path Optional. Relative to `WPMU_PLUGIN_DIR` directory in which the .mo * file resides. Default empty string. * @return bool True when textdomain is successfully loaded, false otherwise. */ function load_muplugin_textdomain( $domain, $mu_plugin_rel_path = '' ) { /** This filter is documented in wp-includes/l10n.php */ $locale = apply_filters( 'plugin_locale', get_locale(), $domain ); $mofile = $domain . '-' . $locale . '.mo'; // Try to load from the languages directory first. if ( load_textdomain( $domain, WP_LANG_DIR . '/plugins/' . $mofile ) ) { return true; } $path = trailingslashit( WPMU_PLUGIN_DIR . '/' . ltrim( $mu_plugin_rel_path, '/' ) ); return load_textdomain( $domain, $path . '/' . $mofile ); } /** * Load the theme's translated strings. * * If the current locale exists as a .mo file in the theme's root directory, it * will be included in the translated strings by the $domain. * * The .mo files must be named based on the locale exactly. * * @since 1.5.0 * @since 4.6.0 The function now tries to load the .mo file from the languages directory first. * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $path Optional. Path to the directory containing the .mo file. * Default false. * @return bool True when textdomain is successfully loaded, false otherwise. */ function load_theme_textdomain( $domain, $path = false ) { /** * Filters a theme's locale. * * @since 3.0.0 * * @param string $locale The theme's current locale. * @param string $domain Text domain. Unique identifier for retrieving translated strings. */ $locale = apply_filters( 'theme_locale', get_locale(), $domain ); $mofile = $domain . '-' . $locale . '.mo'; // Try to load from the languages directory first. if ( load_textdomain( $domain, WP_LANG_DIR . '/themes/' . $mofile ) ) { return true; } if ( ! $path ) { $path = get_template_directory(); } return load_textdomain( $domain, $path . '/' . $locale . '.mo' ); } /** * Load the child themes translated strings. * * If the current locale exists as a .mo file in the child themes * root directory, it will be included in the translated strings by the $domain. * * The .mo files must be named based on the locale exactly. * * @since 2.9.0 * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @param string $path Optional. Path to the directory containing the .mo file. * Default false. * @return bool True when the theme textdomain is successfully loaded, false otherwise. */ function load_child_theme_textdomain( $domain, $path = false ) { if ( ! $path ) $path = get_stylesheet_directory(); return load_theme_textdomain( $domain, $path ); } /** * Loads plugin and theme textdomains just-in-time. * * When a textdomain is encountered for the first time, we try to load * the translation file from `wp-content/languages`, removing the need * to call load_plugin_texdomain() or load_theme_texdomain(). * * Holds a cached list of available .mo files to improve performance. * * @since 4.6.0 * @access private * * @see get_translations_for_domain() * @global array $l10n_unloaded An array of all text domains that have been unloaded again. * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @return bool True when the textdomain is successfully loaded, false otherwise. */ function _load_textdomain_just_in_time( $domain ) { global $l10n_unloaded; $l10n_unloaded = (array) $l10n_unloaded; static $cached_mofiles = null; // Short-circuit if domain is 'default' which is reserved for core. if ( 'default' === $domain || isset( $l10n_unloaded[ $domain ] ) ) { return false; } if ( null === $cached_mofiles ) { $cached_mofiles = array(); $locations = array( WP_LANG_DIR . '/plugins', WP_LANG_DIR . '/themes', ); foreach ( $locations as $location ) { foreach ( get_available_languages( $location ) as $file ) { $cached_mofiles[] = "{$location}/{$file}.mo"; } } } $locale = get_locale(); $mofile = "{$domain}-{$locale}.mo"; if ( in_array( WP_LANG_DIR . '/plugins/' . $mofile, $cached_mofiles ) ) { return load_textdomain( $domain, WP_LANG_DIR . '/plugins/' . $mofile ); } if ( in_array( WP_LANG_DIR . '/themes/' . $mofile, $cached_mofiles ) ) { return load_textdomain( $domain, WP_LANG_DIR . '/themes/' . $mofile ); } return false; } /** * Return the Translations instance for a text domain. * * If there isn't one, returns empty Translations instance. * * @since 2.8.0 * * @global array $l10n * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @return Translations|NOOP_Translations A Translations instance. */ function get_translations_for_domain( $domain ) { global $l10n; if ( isset( $l10n[ $domain ] ) || ( _load_textdomain_just_in_time( $domain ) && isset( $l10n[ $domain ] ) ) ) { return $l10n[ $domain ]; } static $noop_translations = null; if ( null === $noop_translations ) { $noop_translations = new NOOP_Translations; } return $noop_translations; } /** * Whether there are translations for the text domain. * * @since 3.0.0 * * @global array $l10n * * @param string $domain Text domain. Unique identifier for retrieving translated strings. * @return bool Whether there are translations. */ function is_textdomain_loaded( $domain ) { global $l10n; return isset( $l10n[ $domain ] ); } /** * Translates role name. * * Since the role names are in the database and not in the source there * are dummy gettext calls to get them into the POT file and this function * properly translates them back. * * The before_last_bar() call is needed, because older installs keep the roles * using the old context format: 'Role name|User role' and just skipping the * content after the last bar is easier than fixing them in the DB. New installs * won't suffer from that problem. * * @since 2.8.0 * * @param string $name The role name. * @return string Translated role name on success, original name on failure. */ function translate_user_role( $name ) { return translate_with_gettext_context( before_last_bar($name), 'User role' ); } /** * Get all available languages based on the presence of *.mo files in a given directory. * * The default directory is WP_LANG_DIR. * * @since 3.0.0 * * @param string $dir A directory to search for language files. * Default WP_LANG_DIR. * @return array An array of language codes or an empty array if no languages are present. Language codes are formed by stripping the .mo extension from the language file names. */ function get_available_languages( $dir = null ) { $languages = array(); $lang_files = glob( ( is_null( $dir) ? WP_LANG_DIR : $dir ) . '/*.mo' ); if ( $lang_files ) { foreach ( $lang_files as $lang_file ) { $lang_file = basename( $lang_file, '.mo' ); if ( 0 !== strpos( $lang_file, 'continents-cities' ) && 0 !== strpos( $lang_file, 'ms-' ) && 0 !== strpos( $lang_file, 'admin-' ) ) { $languages[] = $lang_file; } } } return $languages; } /** * Get installed translations. * * Looks in the wp-content/languages directory for translations of * plugins or themes. * * @since 3.7.0 * * @param string $type What to search for. Accepts 'plugins', 'themes', 'core'. * @return array Array of language data. */ function wp_get_installed_translations( $type ) { if ( $type !== 'themes' && $type !== 'plugins' && $type !== 'core' ) return array(); $dir = 'core' === $type ? '' : "/$type"; if ( ! is_dir( WP_LANG_DIR ) ) return array(); if ( $dir && ! is_dir( WP_LANG_DIR . $dir ) ) return array(); $files = scandir( WP_LANG_DIR . $dir ); if ( ! $files ) return array(); $language_data = array(); foreach ( $files as $file ) { if ( '.' === $file[0] || is_dir( WP_LANG_DIR . "$dir/$file" ) ) { continue; } if ( substr( $file, -3 ) !== '.po' ) { continue; } if ( ! preg_match( '/(?:(.+)-)?([a-z]{2,3}(?:_[A-Z]{2})?(?:_[a-z0-9]+)?).po/', $file, $match ) ) { continue; } if ( ! in_array( substr( $file, 0, -3 ) . '.mo', $files ) ) { continue; } list( , $textdomain, $language ) = $match; if ( '' === $textdomain ) { $textdomain = 'default'; } $language_data[ $textdomain ][ $language ] = wp_get_pomo_file_data( WP_LANG_DIR . "$dir/$file" ); } return $language_data; } /** * Extract headers from a PO file. * * @since 3.7.0 * * @param string $po_file Path to PO file. * @return array PO file headers. */ function wp_get_pomo_file_data( $po_file ) { $headers = get_file_data( $po_file, array( 'POT-Creation-Date' => '"POT-Creation-Date', 'PO-Revision-Date' => '"PO-Revision-Date', 'Project-Id-Version' => '"Project-Id-Version', 'X-Generator' => '"X-Generator', ) ); foreach ( $headers as $header => $value ) { // Remove possible contextual '\n' and closing double quote. $headers[ $header ] = preg_replace( '~(\\\n)?"$~', '', $value ); } return $headers; } /** * Language selector. * * @since 4.0.0 * @since 4.3.0 Introduced the `echo` argument. * * @see get_available_languages() * @see wp_get_available_translations() * * @param string|array $args { * Optional. Array or string of arguments for outputting the language selector. * * @type string $id ID attribute of the select element. Default empty. * @type string $name Name attribute of the select element. Default empty. * @type array $languages List of installed languages, contain only the locales. * Default empty array. * @type array $translations List of available translations. Default result of * wp_get_available_translations(). * @type string $selected Language which should be selected. Default empty. * @type bool|int $echo Whether to echo the generated markup. Accepts 0, 1, or their * boolean equivalents. Default 1. * @type bool $show_available_translations Whether to show available translations. Default true. * } * @return string HTML content */ function wp_dropdown_languages( $args = array() ) { $args = wp_parse_args( $args, array( 'id' => '', 'name' => '', 'languages' => array(), 'translations' => array(), 'selected' => '', 'echo' => 1, 'show_available_translations' => true, ) ); $translations = $args['translations']; if ( empty( $translations ) ) { require_once( ABSPATH . 'wp-admin/includes/translation-install.php' ); $translations = wp_get_available_translations(); } /* * $args['languages'] should only contain the locales. Find the locale in * $translations to get the native name. Fall back to locale. */ $languages = array(); foreach ( $args['languages'] as $locale ) { if ( isset( $translations[ $locale ] ) ) { $translation = $translations[ $locale ]; $languages[] = array( 'language' => $translation['language'], 'native_name' => $translation['native_name'], 'lang' => current( $translation['iso'] ), ); // Remove installed language from available translations. unset( $translations[ $locale ] ); } else { $languages[] = array( 'language' => $locale, 'native_name' => $locale, 'lang' => '', ); } } $translations_available = ( ! empty( $translations ) && $args['show_available_translations'] ); $output = sprintf( ''; if ( $args['echo'] ) { echo $output; } return $output; } /** * Checks if current locale is RTL. * * @since 3.0.0 * * @global WP_Locale $wp_locale * * @return bool Whether locale is RTL. */ function is_rtl() { global $wp_locale; if ( ! ( $wp_locale instanceof WP_Locale ) ) { return false; } return $wp_locale->is_rtl(); }