namespace Friendica\Core;
use Friendica\BaseObject;
-use Friendica\Database\DBA;
-use Friendica\Util\Strings;
+use Friendica\Core\L10n\L10n as L10nClass;
/**
* Provide Language, Translation, and Localization functions to the application
*/
class L10n extends BaseObject
{
- /**
- * A string indicating the current language used for translation:
- * - Two-letter ISO 639-1 code.
- * - Two-letter ISO 639-1 code + dash + Two-letter ISO 3166-1 alpha-2 country code.
- * @var string
- */
- private static $lang = '';
- /**
- * A language code saved for later after pushLang() has been called.
- *
- * @var string
- */
- private static $langSave = '';
-
- /**
- * An array of translation strings whose key is the neutral english message.
- *
- * @var array
- */
- private static $strings = [];
- /**
- * An array of translation strings saved for later after pushLang() has been called.
- *
- * @var array
- */
- private static $stringsSave = [];
-
- /**
- * Detects the language and sets the translation table
- */
- public static function init()
- {
- $lang = self::detectLanguage();
- self::loadTranslationTable($lang);
- }
-
/**
* Returns the current language code
*
*/
public static function getCurrentLang()
{
- return self::$lang;
- }
-
- /**
- * Sets the language session variable
- */
- public static function setSessionVariable()
- {
- if (!empty($_SESSION['authenticated']) && empty($_SESSION['language'])) {
- $_SESSION['language'] = self::$lang;
- // we haven't loaded user data yet, but we need user language
- if (!empty($_SESSION['uid'])) {
- $user = DBA::selectFirst('user', ['language'], ['uid' => $_SESSION['uid']]);
- if (DBA::isResult($user)) {
- $_SESSION['language'] = $user['language'];
- }
- }
- }
-
- if (isset($_GET['lang'])) {
- $_SESSION['language'] = $_GET['lang'];
- }
- }
-
- public static function setLangFromSession()
- {
- if (!empty($_SESSION['language']) && $_SESSION['language'] !== self::$lang) {
- self::loadTranslationTable($_SESSION['language']);
- }
- }
-
- /**
- * @brief Returns the preferred language from the HTTP_ACCEPT_LANGUAGE header
- * @return string The two-letter language code
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
- */
- public static function detectLanguage()
- {
- $lang_list = [];
-
- if (!empty($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
- // break up string into pieces (languages and q factors)
- preg_match_all('/([a-z]{1,8}(-[a-z]{1,8})?)\s*(;\s*q\s*=\s*(1|0\.[0-9]+))?/i', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $lang_parse);
-
- if (count($lang_parse[1])) {
- // go through the list of prefered languages and add a generic language
- // for sub-linguas (e.g. de-ch will add de) if not already in array
- for ($i = 0; $i < count($lang_parse[1]); $i++) {
- $lang_list[] = strtolower($lang_parse[1][$i]);
- if (strlen($lang_parse[1][$i])>3) {
- $dashpos = strpos($lang_parse[1][$i], '-');
- if (!in_array(substr($lang_parse[1][$i], 0, $dashpos), $lang_list)) {
- $lang_list[] = strtolower(substr($lang_parse[1][$i], 0, $dashpos));
- }
- }
- }
- }
- }
-
- if (isset($_GET['lang'])) {
- $lang_list = [$_GET['lang']];
- }
-
- // check if we have translations for the preferred languages and pick the 1st that has
- foreach ($lang_list as $lang) {
- if ($lang === 'en' || (file_exists("view/lang/$lang") && is_dir("view/lang/$lang"))) {
- $preferred = $lang;
- break;
- }
- }
- if (isset($preferred)) {
- return $preferred;
- }
-
- // in case none matches, get the system wide configured language, or fall back to English
- return Config::get('system', 'language', 'en');
+ return self::getClass(L10nClass::class)->getCurrentLang();
}
/**
*
* If called repeatedly, it won't save the translation strings again, just load the new ones.
*
- * @see popLang()
- * @brief Stores the current language strings and load a different language.
* @param string $lang Language code
+ *
* @throws \Exception
+ * @see popLang()
+ * @brief Stores the current language strings and load a different language.
*/
public static function pushLang($lang)
{
- if (!self::$lang) {
- self::init();
- }
-
- if ($lang === self::$lang) {
- return;
- }
-
- if (!self::$langSave) {
- self::$langSave = self::$lang;
- self::$stringsSave = self::$strings;
- }
-
- self::loadTranslationTable($lang);
+ self::getClass(L10nClass::class)->pushLang($lang);
}
/**
*/
public static function popLang()
{
- if (!self::$langSave) {
- return;
- }
-
- self::$strings = self::$stringsSave;
- self::$lang = self::$langSave;
-
- self::$stringsSave = [];
- self::$langSave = '';
- }
-
- /**
- * Loads string translation table
- *
- * First addon strings are loaded, then globals
- *
- * Uses an App object shim since all the strings files refer to $a->strings
- *
- * @param string $lang language code to load
- * @throws \Exception
- */
- private static function loadTranslationTable($lang)
- {
- $lang = Strings::sanitizeFilePathItem($lang);
-
- if ($lang === self::$lang) {
- return;
- }
-
- $a = new \stdClass();
- $a->strings = [];
-
- // load enabled addons strings
- $addons = DBA::select('addon', ['name'], ['installed' => true]);
- while ($p = DBA::fetch($addons)) {
- $name = Strings::sanitizeFilePathItem($p['name']);
- if (file_exists("addon/$name/lang/$lang/strings.php")) {
- include "addon/$name/lang/$lang/strings.php";
- }
- }
-
- if (file_exists("view/lang/$lang/strings.php")) {
- include "view/lang/$lang/strings.php";
- }
-
- self::$lang = $lang;
- self::$strings = $a->strings;
-
- unset($a);
+ self::getClass(L10nClass::class)->popLang();
}
/**
*
* @param string $s
* @param array $vars Variables to interpolate in the translation string
+ *
* @return string
*/
public static function t($s, ...$vars)
{
- if (empty($s)) {
- return '';
- }
-
- if (!self::$lang) {
- self::init();
- }
-
- if (!empty(self::$strings[$s])) {
- $t = self::$strings[$s];
- $s = is_array($t) ? $t[0] : $t;
- }
-
- if (count($vars) > 0) {
- $s = sprintf($s, ...$vars);
- }
-
- return $s;
+ return self::getClass(L10nClass::class)->t($s, ...$vars);
}
/**
* @param string $singular
* @param string $plural
* @param int $count
+ *
* @return string
* @throws \Exception
*/
- public static function tt($singular, $plural, $count)
- {
- if (!is_numeric($count)) {
- Logger::log('Non numeric count called by ' . System::callstack(20));
- }
-
- if (!self::$lang) {
- self::init();
- }
-
- if (!empty(self::$strings[$singular])) {
- $t = self::$strings[$singular];
- if (is_array($t)) {
- $plural_function = 'string_plural_select_' . str_replace('-', '_', self::$lang);
- if (function_exists($plural_function)) {
- $i = $plural_function($count);
- } else {
- $i = self::stringPluralSelectDefault($count);
- }
-
- // for some languages there is only a single array item
- if (!isset($t[$i])) {
- $s = $t[0];
- } else {
- $s = $t[$i];
- }
- } else {
- $s = $t;
- }
- } elseif (self::stringPluralSelectDefault($count)) {
- $s = $plural;
- } else {
- $s = $singular;
- }
-
- $s = @sprintf($s, $count);
-
- return $s;
- }
-
- /**
- * Provide a fallback which will not collide with a function defined in any language file
- *
- * @param int $n
- * @return bool
- */
- private static function stringPluralSelectDefault($n)
+ public static function tt(string $singular, string $plural, int $count)
{
- return $n != 1;
+ return self::getClass(L10nClass::class)->tt($singular, $plural, $count);
}
/**
*/
public static function getAvailableLanguages()
{
- $langs = [];
- $strings_file_paths = glob('view/lang/*/strings.php');
-
- if (is_array($strings_file_paths) && count($strings_file_paths)) {
- if (!in_array('view/lang/en/strings.php', $strings_file_paths)) {
- $strings_file_paths[] = 'view/lang/en/strings.php';
- }
- asort($strings_file_paths);
- foreach ($strings_file_paths as $strings_file_path) {
- $path_array = explode('/', $strings_file_path);
- $langs[$path_array[2]] = $path_array[2];
- }
- }
- return $langs;
+ return L10nClass::getAvailableLanguages();
}
/**
* @brief Translate days and months names.
*
* @param string $s String with day or month name.
+ *
* @return string Translated string.
*/
public static function getDay($s)
{
- $ret = str_replace(['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday'],
- [self::t('Monday'), self::t('Tuesday'), self::t('Wednesday'), self::t('Thursday'), self::t('Friday'), self::t('Saturday'), self::t('Sunday')],
- $s);
-
- $ret = str_replace(['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
- [self::t('January'), self::t('February'), self::t('March'), self::t('April'), self::t('May'), self::t('June'), self::t('July'), self::t('August'), self::t('September'), self::t('October'), self::t('November'), self::t('December')],
- $ret);
-
- return $ret;
+ return self::getClass(L10nClass::class)->getDay($s);
}
/**
* @brief Translate short days and months names.
*
* @param string $s String with short day or month name.
+ *
* @return string Translated string.
*/
public static function getDayShort($s)
{
- $ret = str_replace(['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
- [self::t('Mon'), self::t('Tue'), self::t('Wed'), self::t('Thu'), self::t('Fri'), self::t('Sat'), self::t('Sun')],
- $s);
-
- $ret = str_replace(['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
- [self::t('Jan'), self::t('Feb'), self::t('Mar'), self::t('Apr'), self::t('May'), ('Jun'), self::t('Jul'), self::t('Aug'), self::t('Sep'), self::t('Oct'), self::t('Nov'), self::t('Dec')],
- $ret);
-
- return $ret;
+ return self::getClass(L10nClass::class)->getDayShort($s);
}
/**
*
* @return array index is present tense verb
* value is array containing past tense verb, translation of present, translation of past
- * @throws \Friendica\Network\HTTPException\InternalServerErrorException
* @hook poke_verbs pokes array
*/
public static function getPokeVerbs()
{
- // index is present tense verb
- // value is array containing past tense verb, translation of present, translation of past
- $arr = [
- 'poke' => ['poked', self::t('poke'), self::t('poked')],
- 'ping' => ['pinged', self::t('ping'), self::t('pinged')],
- 'prod' => ['prodded', self::t('prod'), self::t('prodded')],
- 'slap' => ['slapped', self::t('slap'), self::t('slapped')],
- 'finger' => ['fingered', self::t('finger'), self::t('fingered')],
- 'rebuff' => ['rebuffed', self::t('rebuff'), self::t('rebuffed')],
- ];
-
- Hook::callAll('poke_verbs', $arr);
-
- return $arr;
+ return self::getClass(L10nClass::class)->getPokeVerbs();
}
}