*
* @return array
*/
- public function getAvailableLanguages(bool $additional = false): array
+ public function getAvailableLanguages(): array
{
$langs = [];
$strings_file_paths = glob('view/lang/*/strings.php');
$path_array = explode('/', $strings_file_path);
$langs[$path_array[2]] = self::LANG_NAMES[$path_array[2]] ?? $path_array[2];
}
+ }
+ return $langs;
+ }
- if ($additional) {
- // See https://github.com/friendica/friendica/issues/10511
- // Persian is manually added to language detection until a persian translation is provided for the interface, at
- // which point it will be automatically available through `getAvailableLanguages()` and this should be removed.
- // Additionally Portuguese, Ukrainian, traditional Chinese and Welsh are added to that list.
- $langs = array_merge(['cy' => 'Cymraeg', 'uk' => 'Українська', 'pt-PT' => 'Português', 'zh-hant' => '繁體', 'fa' => 'فارسی'], $langs);
- ksort($langs);
- }
+ /**
+ * Get language codes that are detectable by our language detection routines.
+ * Languages are excluded that aren't used often and that tend to false detections.
+ * The listed codes are a collection of both the official ISO 639-1 codes and
+ * the codes that are used by our built-in language detection routine.
+ * When the detection is done, the result only consists of the official ISO 639-1 codes.
+ *
+ * @return array
+ */
+ public function getDetectableLanguages(): array
+ {
+ $additional_langs = [
+ 'af', 'az', 'az-Cyrl', 'az-Latn', 'be', 'bn', 'bs', 'bs-Cyrl', 'bs-Latn',
+ 'cy', 'da', 'el', 'el-monoton', 'el-polyton', 'en', 'eu', 'fa', 'fi',
+ 'ga', 'gl', 'gu', 'he', 'hi', 'hr', 'hy', 'id', 'in', 'iu', 'iw', 'jv', 'jw',
+ 'ka', 'km', 'ko', 'lt', 'lv', 'mo', 'ms', 'ms-Arab', 'ms-Latn', 'nb', 'nn', 'no',
+ 'pt', 'pt-PT', 'pt-BR', 'ro', 'sa', 'sk', 'sl', 'sq', 'sr', 'sr-Cyrl', 'sr-Latn', 'sw',
+ 'ta', 'th', 'tl', 'tr', 'ug', 'uk', 'uz', 'vi', 'zh', 'zh-Hant', 'zh-Hans',
+ ];
+
+ if (in_array('cld2', get_loaded_extensions())) {
+ $additional_langs = array_merge($additional_langs,
+ ['dv', 'kn', 'lo', 'ml', 'or', 'pa', 'sd', 'si', 'te', 'yi']);
}
+
+ $langs = array_merge($additional_langs, array_keys($this->getAvailableLanguages()));
+ sort($langs);
return $langs;
}
/**
- * The language detection routine uses some slightly different language codes.
- * This function changes the language array accordingly.
+ * Return a list of supported languages with their two byte language codes.
*
- * @param array $languages
+ * @param bool $international If set to true, additionally the international language name is returned as well.
* @return array
*/
- public function convertForLanguageDetection(array $languages): array
+ public function getLanguageCodes(bool $international = false): array
{
- $languages['fi'] = $languages['fi-fi'];
- unset($languages['fi-fi']);
- $languages['da'] = $languages['da-dk'];
- unset($languages['da-dk']);
- $languages['nb'] = $languages['nb-no'];
- unset($languages['nb-no']);
- $languages['pt-BR'] = $languages['pt-br'];
- unset($languages['pt-br']);
- $languages['zh-Hans'] = $languages['zh-cn'];
- unset($languages['zh-cn']);
-
- ksort($languages);
+ $iso639 = new \Matriphe\ISO639\ISO639;
+
+ $languages = [];
+
+ foreach ($this->getDetectableLanguages() as $code) {
+ $code = $this->toISO6391($code);
+ $native = $iso639->nativeByCode1($code);
+ $language = $iso639->languageByCode1($code);
+ if ($native != $language && $international) {
+ $languages[$code] = $this->t('%s (%s)', $native, $language);
+ } else {
+ $languages[$code] = $native;
+ }
+ }
return $languages;
}
/**
- * The language detection routine uses some slightly different language codes.
- * This function changes the language codes accordingly.
+ * Convert the language code to ISO639-1
+ * It also converts old codes to their new counterparts.
*
- * @param string $language
+ * @param string $code
* @return string
*/
- public function convertCodeForLanguageDetection(string $language): string
+ public function toISO6391(string $code): string
{
- switch ($language) {
- case 'da-dk':
- return 'da';
- case 'en-us':
- case 'en-gb':
- return 'en';
- case 'fi-fi':
- return 'fi';
- case 'nb-no':
- return 'nb';
- case 'pt-br':
- return 'pt-BR';
- case 'zh-cn':
- return 'zh-Hans';
- default:
- return $language;
+ if ((strlen($code) > 2) && (substr($code, 2, 1) == '-')) {
+ $code = substr($code, 0, 2);
+ }
+ if (in_array($code, ['nb', 'nn'])) {
+ $code = 'no';
+ }
+ if ($code == 'in') {
+ $code = 'id';
+ }
+ if ($code == 'iw') {
+ $code = 'he';
+ }
+ if ($code == 'jw') {
+ $code = 'jv';
+ }
+ if ($code == 'mo') {
+ $code = 'ro';
}
+ return $code;
}
/**