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<?php
declare(strict_types=1);
namespace PhpMyAdmin;
use function __;
use function closedir;
use function count;
use function explode;
use function file_exists;
use function is_dir;
use function opendir;
use function preg_grep;
use function readdir;
use function strtolower;
use function trigger_error;
use function uasort;
use function ucfirst;
use const E_USER_ERROR;
/**
* Language selection manager
*/
class LanguageManager
{
/**
* Definition data for languages
*
* Each member contains:
* - Language code
* - English language name
* - Native language name
* - Match regular expression
* - MySQL locale
*
* @var array<string, string[]>
* @psalm-var array<string, array{non-empty-string, non-empty-string, string, non-empty-string, string}>
*/
private static $languageData = [
'af' => [
'af',
'Afrikaans',
'',
'af|afrikaans',
'',
],
'am' => [
'am',
'Amharic',
'አማርኛ',
'am|amharic',
'',
],
'ar' => [
'ar',
'Arabic',
'العربية',
'ar|arabic',
'ar_AE',
],
'ar_ly' => [
'ar_LY',
'Arabic (Libya)',
'ليبي',
'ar[_-]ly|arabic (libya)|libian arabic',
'ar_LY',
],
'az' => [
'az',
'Azerbaijani',
'Azərbaycanca',
'az|azerbaijani',
'',
],
'bn' => [
'bn',
'Bangla',
'বাংলা',
'bn|bangla',
'',
],
'be' => [
'be',
'Belarusian',
'Беларуская',
'be|belarusian',
'be_BY',
],
'be@latin' => [
'be@latin',
'Belarusian (latin)',
'Biełaruskaja',
'be[-_]lat|be@latin|belarusian latin',
'',
],
'ber' => [
'ber',
'Berber',
'Tamaziɣt',
'ber|berber',
'',
],
'bg' => [
'bg',
'Bulgarian',
'Български',
'bg|bulgarian',
'bg_BG',
],
'bs' => [
'bs',
'Bosnian',
'Bosanski',
'bs|bosnian',
'',
],
'br' => [
'br',
'Breton',
'Brezhoneg',
'br|breton',
'',
],
'brx' => [
'brx',
'Bodo',
'बड़ो',
'brx|bodo',
'',
],
'ca' => [
'ca',
'Catalan',
'Català',
'ca|catalan',
'ca_ES',
],
'ckb' => [
'ckb',
'Sorani',
'سۆرانی',
'ckb|sorani',
'',
],
'cs' => [
'cs',
'Czech',
'Čeština',
'cs|czech',
'cs_CZ',
],
'cy' => [
'cy',
'Welsh',
'Cymraeg',
'cy|welsh',
'',
],
'da' => [
'da',
'Danish',
'Dansk',
'da|danish',
'da_DK',
],
'de' => [
'de',
'German',
'Deutsch',
'de|german',
'de_DE',
],
'el' => [
'el',
'Greek',
'Ελληνικά',
'el|greek',
'',
],
'en' => [
'en',
'English',
'',
'en|english',
'en_US',
],
'en_gb' => [
'en_GB',
'English (United Kingdom)',
'',
'en[_-]gb|english (United Kingdom)',
'en_GB',
],
'enm' => [
'enm',
'English (Middle)',
'',
'enm|english (middle)',
'',
],
'eo' => [
'eo',
'Esperanto',
'Esperanto',
'eo|esperanto',
'',
],
'es' => [
'es',
'Spanish',
'Español',
'es|spanish',
'es_ES',
],
'et' => [
'et',
'Estonian',
'Eesti',
'et|estonian',
'et_EE',
],
'eu' => [
'eu',
'Basque',
'Euskara',
'eu|basque',
'eu_ES',
],
'fa' => [
'fa',
'Persian',
'فارسی',
'fa|persian',
'',
],
'fi' => [
'fi',
'Finnish',
'Suomi',
'fi|finnish',
'fi_FI',
],
'fil' => [
'fil',
'Filipino',
'Pilipino',
'fil|filipino',
'',
],
'fr' => [
'fr',
'French',
'Français',
'fr|french',
'fr_FR',
],
'fy' => [
'fy',
'Frisian',
'Frysk',
'fy|frisian',
'',
],
'gl' => [
'gl',
'Galician',
'Galego',
'gl|galician',
'gl_ES',
],
'gu' => [
'gu',
'Gujarati',
'ગુજરાતી',
'gu|gujarati',
'gu_IN',
],
'he' => [
'he',
'Hebrew',
'עברית',
'he|hebrew',
'he_IL',
],
'hi' => [
'hi',
'Hindi',
'हिन्दी',
'hi|hindi',
'hi_IN',
],
'hr' => [
'hr',
'Croatian',
'Hrvatski',
'hr|croatian',
'hr_HR',
],
'hu' => [
'hu',
'Hungarian',
'Magyar',
'hu|hungarian',
'hu_HU',
],
'hy' => [
'hy',
'Armenian',
'Հայերէն',
'hy|armenian',
'',
],
'ia' => [
'ia',
'Interlingua',
'',
'ia|interlingua',
'',
],
'id' => [
'id',
'Indonesian',
'Bahasa Indonesia',
'id|indonesian',
'id_ID',
],
'ig' => [
'ig',
'Igbo',
'Asụsụ Igbo',
'ig|igbo',
'',
],
'it' => [
'it',
'Italian',
'Italiano',
'it|italian',
'it_IT',
],
'ja' => [
'ja',
'Japanese',
'日本語',
'ja|japanese',
'ja_JP',
],
'ko' => [
'ko',
'Korean',
'한국어',
'ko|korean',
'ko_KR',
],
'ka' => [
'ka',
'Georgian',
'ქართული',
'ka|georgian',
'',
],
'kab' => [
'kab',
'Kabylian',
'Taqbaylit',
'kab|kabylian',
'',
],
'kk' => [
'kk',
'Kazakh',
'Қазақ',
'kk|kazakh',
'',
],
'km' => [
'km',
'Khmer',
'ខ្មែរ',
'km|khmer',
'',
],
'kn' => [
'kn',
'Kannada',
'ಕನ್ನಡ',
'kn|kannada',
'',
],
'ksh' => [
'ksh',
'Colognian',
'Kölsch',
'ksh|colognian',
'',
],
'ku' => [
'ku',
'Kurdish',
'کوردی',
'ku|kurdish',
'',
],
'ky' => [
'ky',
'Kyrgyz',
'Кыргызча',
'ky|kyrgyz',
'',
],
'li' => [
'li',
'Limburgish',
'Lèmbörgs',
'li|limburgish',
'',
],
'lt' => [
'lt',
'Lithuanian',
'Lietuvių',
'lt|lithuanian',
'lt_LT',
],
'lv' => [
'lv',
'Latvian',
'Latviešu',
'lv|latvian',
'lv_LV',
],
'mk' => [
'mk',
'Macedonian',
'Macedonian',
'mk|macedonian',
'mk_MK',
],
'ml' => [
'ml',
'Malayalam',
'Malayalam',
'ml|malayalam',
'',
],
'mn' => [
'mn',
'Mongolian',
'Монгол',
'mn|mongolian',
'mn_MN',
],
'ms' => [
'ms',
'Malay',
'Bahasa Melayu',
'ms|malay',
'ms_MY',
],
'my' => [
'my',
'Burmese',
'မြန်မာ',
'my|burmese',
'',
],
'ne' => [
'ne',
'Nepali',
'नेपाली',
'ne|nepali',
'',
],
'nb' => [
'nb',
'Norwegian',
'Norsk',
'nb|norwegian',
'nb_NO',
],
'nn' => [
'nn',
'Norwegian Nynorsk',
'Nynorsk',
'nn|nynorsk',
'nn_NO',
],
'nl' => [
'nl',
'Dutch',
'Nederlands',
'nl|dutch',
'nl_NL',
],
'pa' => [
'pa',
'Punjabi',
'ਪੰਜਾਬੀ',
'pa|punjabi',
'',
],
'pl' => [
'pl',
'Polish',
'Polski',
'pl|polish',
'pl_PL',
],
'pt' => [
'pt',
'Portuguese',
'Português',
'pt|portuguese',
'pt_PT',
],
'pt_br' => [
'pt_BR',
'Portuguese (Brazil)',
'Português (Brasil)',
'pt[-_]br|portuguese (brazil)',
'pt_BR',
],
'rcf' => [
'rcf',
'Réunion Creole',
'Kréol',
'rcf|creole (reunion)',
'',
],
'ro' => [
'ro',
'Romanian',
'Română',
'ro|romanian',
'ro_RO',
],
'ru' => [
'ru',
'Russian',
'Русский',
'ru|russian',
'ru_RU',
],
'si' => [
'si',
'Sinhala',
'සිංහල',
'si|sinhala',
'',
],
'sk' => [
'sk',
'Slovak',
'Slovenčina',
'sk|slovak',
'sk_SK',
],
'sl' => [
'sl',
'Slovenian',
'Slovenščina',
'sl|slovenian',
'sl_SI',
],
'sq' => [
'sq',
'Albanian',
'Shqip',
'sq|albanian',
'sq_AL',
],
'sr@latin' => [
'sr@latin',
'Serbian (latin)',
'Srpski',
'sr[-_]lat|sr@latin|serbian latin',
'sr_YU',
],
'sr' => [
'sr',
'Serbian',
'Српски',
'sr|serbian',
'sr_YU',
],
'sv' => [
'sv',
'Swedish',
'Svenska',
'sv|swedish',
'sv_SE',
],
'ta' => [
'ta',
'Tamil',
'தமிழ்',
'ta|tamil',
'ta_IN',
],
'te' => [
'te',
'Telugu',
'తెలుగు',
'te|telugu',
'te_IN',
],
'th' => [
'th',
'Thai',
'ภาษาไทย',
'th|thai',
'th_TH',
],
'tk' => [
'tk',
'Turkmen',
'Türkmençe',
'tk|turkmen',
'',
],
'tr' => [
'tr',
'Turkish',
'Türkçe',
'tr|turkish',
'tr_TR',
],
'tt' => [
'tt',
'Tatarish',
'Tatarça',
'tt|tatarish',
'',
],
'tzm' => [
'tzm',
'Central Atlas Tamazight',
'Tamaziɣt',
'tzm|central atlas tamazight',
'',
],
'ug' => [
'ug',
'Uyghur',
'ئۇيغۇرچە',
'ug|uyghur',
'',
],
'uk' => [
'uk',
'Ukrainian',
'Українська',
'uk|ukrainian',
'uk_UA',
],
'ur' => [
'ur',
'Urdu',
'اُردوُ',
'ur|urdu',
'ur_PK',
],
'uz@latin' => [
'uz@latin',
'Uzbek (latin)',
'O‘zbekcha',
'uz[-_]lat|uz@latin|uzbek-latin',
'',
],
'uz' => [
'uz',
'Uzbek (cyrillic)',
'Ўзбекча',
'uz[-_]cyr|uz@cyrillic|uzbek-cyrillic',
'',
],
'vi' => [
'vi',
'Vietnamese',
'Tiếng Việt',
'vi|vietnamese',
'vi_VN',
],
'vls' => [
'vls',
'Flemish',
'West-Vlams',
'vls|flemish',
'',
],
'zh_tw' => [
'zh_TW',
'Chinese traditional',
'中文',
'zh[-_](tw|hk)|chinese traditional',
'zh_TW',
],
// only TW and HK use traditional Chinese while others (CN, SG, MY)
// use simplified Chinese
'zh_cn' => [
'zh_CN',
'Chinese simplified',
'中文',
'zh(?)([-_][[:alpha:]]{2,3})?|chinese simplified',
'zh_CN',
],
];
/** @var array */
private $availableLocales;
/** @var array */
private $availableLanguages = [];
/** @var bool */
private $langFailedConfig = false;
/** @var bool */
private $langFailedCookie = false;
/** @var bool */
private $langFailedRequest = false;
/** @var LanguageManager */
private static $instance;
/**
* Returns LanguageManager singleton
*
* @return LanguageManager
*/
public static function getInstance()
{
if (self::$instance === null) {
self::$instance = new LanguageManager();
}
return self::$instance;
}
/**
* Returns list of available locales
*
* @return array
*/
public function listLocaleDir()
{
$result = ['en'];
/* Check for existing directory */
if (! is_dir(LOCALE_PATH)) {
return $result;
}
/* Open the directory */
$handle = @opendir(LOCALE_PATH);
/* This can happen if the kit is English-only */
if ($handle === false) {
return $result;
}
/* Process all files */
while (($file = readdir($handle)) !== false) {
$path = LOCALE_PATH
. '/' . $file
. '/LC_MESSAGES/phpmyadmin.mo';
if ($file === '.' || $file === '..' || ! @file_exists($path)) {
continue;
}
$result[] = $file;
}
/* Close the handle */
closedir($handle);
return $result;
}
/**
* Returns (cached) list of all available locales
*
* @return array of strings
*/
public function availableLocales()
{
if (! $this->availableLocales) {
if (! isset($GLOBALS['config']) || empty($GLOBALS['config']->get('FilterLanguages'))) {
$this->availableLocales = $this->listLocaleDir();
} else {
$this->availableLocales = preg_grep(
'@' . $GLOBALS['config']->get('FilterLanguages') . '@',
$this->listLocaleDir()
);
}
}
return $this->availableLocales;
}
/**
* Checks whether there are some languages available
*/
public function hasChoice(): bool
{
return count($this->availableLanguages()) > 1;
}
/**
* Returns (cached) list of all available languages
*
* @return Language[] array of Language objects
*/
public function availableLanguages()
{
if (! $this->availableLanguages) {
$this->availableLanguages = [];
foreach ($this->availableLocales() as $lang) {
$lang = strtolower($lang);
if (isset(static::$languageData[$lang])) {
$data = static::$languageData[$lang];
$this->availableLanguages[$lang] = new Language($data[0], $data[1], $data[2], $data[3], $data[4]);
} else {
$this->availableLanguages[$lang] = new Language(
$lang,
ucfirst($lang),
ucfirst($lang),
$lang,
''
);
}
}
}
return $this->availableLanguages;
}
/**
* Returns (cached) list of all available languages sorted
* by name
*
* @return Language[] array of Language objects
*/
public function sortedLanguages()
{
$this->availableLanguages();
uasort($this->availableLanguages, static function (Language $a, Language $b) {
return $a->cmp($b);
});
return $this->availableLanguages;
}
/**
* Return Language object for given code
*
* @param string $code Language code
*
* @return Language|false Language object or false on failure
*/
public function getLanguage($code)
{
$code = strtolower($code);
$langs = $this->availableLanguages();
if (isset($langs[$code])) {
return $langs[$code];
}
return false;
}
/**
* Return currently active Language object
*
* @return Language Language object
*/
public function getCurrentLanguage()
{
return $this->availableLanguages[strtolower($GLOBALS['lang'])];
}
/**
* Activates language based on configuration, user preferences or
* browser
*
* @return Language
*/
public function selectLanguage()
{
// check forced language
if (! empty($GLOBALS['config']->get('Lang'))) {
$lang = $this->getLanguage($GLOBALS['config']->get('Lang'));
if ($lang !== false) {
return $lang;
}
$this->langFailedConfig = true;
}
// Don't use REQUEST in following code as it might be confused by cookies
// with same name. Check user requested language (POST)
if (! empty($_POST['lang'])) {
$lang = $this->getLanguage($_POST['lang']);
if ($lang !== false) {
return $lang;
}
$this->langFailedRequest = true;
}
// check user requested language (GET)
if (! empty($_GET['lang'])) {
$lang = $this->getLanguage($_GET['lang']);
if ($lang !== false) {
return $lang;
}
$this->langFailedRequest = true;
}
// check previous set language
if (! empty($GLOBALS['config']->getCookie('pma_lang'))) {
$lang = $this->getLanguage($GLOBALS['config']->getCookie('pma_lang'));
if ($lang !== false) {
return $lang;
}
$this->langFailedCookie = true;
}
$langs = $this->availableLanguages();
// try to find out user's language by checking its HTTP_ACCEPT_LANGUAGE variable;
$accepted_languages = Core::getenv('HTTP_ACCEPT_LANGUAGE');
if ($accepted_languages) {
foreach (explode(',', $accepted_languages) as $header) {
foreach ($langs as $language) {
if ($language->matchesAcceptLanguage($header)) {
return $language;
}
}
}
}
// try to find out user's language by checking its HTTP_USER_AGENT variable
$user_agent = Core::getenv('HTTP_USER_AGENT');
if (! empty($user_agent)) {
foreach ($langs as $language) {
if ($language->matchesUserAgent($user_agent)) {
return $language;
}
}
}
// Didn't catch any valid lang : we use the default settings
if (isset($langs[$GLOBALS['config']->get('DefaultLang')])) {
return $langs[$GLOBALS['config']->get('DefaultLang')];
}
// Fallback to English
return $langs['en'];
}
/**
* Displays warnings about invalid languages. This needs to be postponed
* to show messages at time when language is initialized.
*/
public function showWarnings(): void
{
// now, that we have loaded the language strings we can send the errors
if (! $this->langFailedConfig && ! $this->langFailedCookie && ! $this->langFailedRequest) {
return;
}
trigger_error(
__('Ignoring unsupported language code.'),
E_USER_ERROR
);
}
}