* @ingroup Language
*/
class Language {
+ /**
+ * Return autonyms in fetchLanguageName(s).
+ * @since 1.32
+ */
+ const AS_AUTONYMS = null;
+
+ /**
+ * Return all known languages in fetchLanguageName(s).
+ * @since 1.32
+ */
+ const ALL = 'all';
+
+ /**
+ * Return in fetchLanguageName(s) only the languages for which we have at
+ * least some localisation.
+ * @since 1.32
+ */
+ const SUPPORTED = 'mwfile';
+
/**
* @var LanguageConverter
*/
/**
* Get an array of language names, indexed by code.
* @param null|string $inLanguage Code of language in which to return the names
- * Use null for autonyms (native names)
+ * Use self::AS_AUTONYMS for autonyms (native names)
* @param string $include One of:
- * 'all' all available languages
+ * self::ALL all available languages
* 'mw' only if the language is defined in MediaWiki or wgExtraLanguageNames (default)
- * 'mwfile' only if the language is in 'mw' *and* has a message file
+ * self::SUPPORTED only if the language is in 'mw' *and* has a message file
* @return array Language code => language name (sorted by key)
* @since 1.20
*/
- public static function fetchLanguageNames( $inLanguage = null, $include = 'mw' ) {
- $cacheKey = $inLanguage === null ? 'null' : $inLanguage;
+ public static function fetchLanguageNames( $inLanguage = self::AS_AUTONYMS, $include = 'mw' ) {
+ $cacheKey = $inLanguage === self::AS_AUTONYMS ? 'null' : $inLanguage;
$cacheKey .= ":$include";
if ( self::$languageNameCache === null ) {
self::$languageNameCache = new HashBagOStuff( [ 'maxKeys' => 20 ] );
/**
* Uncached helper for fetchLanguageNames
* @param null|string $inLanguage Code of language in which to return the names
- * Use null for autonyms (native names)
+ * Use self::AS_AUTONYMS for autonyms (native names)
* @param string $include One of:
- * 'all' all available languages
+ * self::ALL all available languages
* 'mw' only if the language is defined in MediaWiki or wgExtraLanguageNames (default)
- * 'mwfile' only if the language is in 'mw' *and* has a message file
+ * self::SUPPORTED only if the language is in 'mw' *and* has a message file
* @return array Language code => language name (sorted by key)
*/
- private static function fetchLanguageNamesUncached( $inLanguage = null, $include = 'mw' ) {
+ private static function fetchLanguageNamesUncached(
+ $inLanguage = self::AS_AUTONYMS,
+ $include = 'mw'
+ ) {
global $wgExtraLanguageNames, $wgUsePigLatinVariant;
// If passed an invalid language code to use, fallback to en
- if ( $inLanguage !== null && !self::isValidCode( $inLanguage ) ) {
+ if ( $inLanguage !== self::AS_AUTONYMS && !self::isValidCode( $inLanguage ) ) {
$inLanguage = 'en';
}
}
}
- if ( $include === 'all' ) {
+ if ( $include === self::ALL ) {
ksort( $names );
return $names;
}
$returnMw[$coreCode] = $names[$coreCode];
}
- if ( $include === 'mwfile' ) {
+ if ( $include === self::SUPPORTED ) {
$namesMwFile = [];
# We do this using a foreach over the codes instead of a directory
# loop so that messages files in extensions will work correctly.
/**
* @param string $code The code of the language for which to get the name
- * @param null|string $inLanguage Code of language in which to return the name (null for autonyms)
- * @param string $include 'all', 'mw' or 'mwfile'; see fetchLanguageNames()
+ * @param null|string $inLanguage Code of language in which to return the name
+ * (SELF::AS_AUTONYMS for autonyms)
+ * @param string $include See fetchLanguageNames()
* @return string Language name or empty
* @since 1.20
*/
- public static function fetchLanguageName( $code, $inLanguage = null, $include = 'all' ) {
+ public static function fetchLanguageName(
+ $code,
+ $inLanguage = self::AS_AUTONYMS,
+ $include = self::ALL
+ ) {
$code = strtolower( $code );
$array = self::fetchLanguageNames( $inLanguage, $include );
return !array_key_exists( $code, $array ) ? '' : $array[$code];