Question

get_available_languages( string $dir = null )

Get all available languages based on the presence of *.mo files in a given directory.

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description

The default directory is WP_LANG_DIR.

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参数

$dir

(string) (Optional) A directory to search for language files. Default WP_LANG_DIR.

Default value: null

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返回值

(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.

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源代码

File: wp-includes/l10n.php

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;
			}
		}
	}

	/**
	 * Filters the list of available language codes.
	 *
	 * @since 4.7.0
	 *
	 * @param array  $languages An array of available language codes.
	 * @param string $dir       The directory where the language files were found.
	 */
	return apply_filters( 'get_available_languages', $languages, $dir );
}

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更新日志

Version	description
4.7.0	The results are now filterable with the 'get_available_languages' filter.
3.0.0	Introduced.

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相关函数

Uses

• wp-includes/l10n.php: get_available_languages
• wp-includes/plugin.php: apply_filters()

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Used By

• wp-includes/rest-api/endpoints/class-wp-rest-users-controller.php: WP_REST_Users_Controller::get_item_schema()
• wp-includes/class-wp-locale-switcher.php: WP_Locale_Switcher::__construct()
• wp-signup.php: signup_get_available_languages()
• wp-admin/includes/translation-install.php: wp_install_language_form()
• wp-admin/includes/translation-install.php: wp_download_language_pack()
• wp-admin/includes/user.php: edit_user()
• wp-includes/formatting.php: sanitize_option()
• wp-includes/update.php: wp_update_plugins()
• wp-includes/update.php: wp_update_themes()
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User Contributed Notes