/**
* Initialise the translation adapter with a locale setting.
*
* @param string|null $code Use this locale/language code, or choose one automatically
*
* @return string $string
*/
public static function init($code = null)
{
global $WT_TREE;
mb_internal_encoding('UTF-8');
if ($code !== null) {
// Create the specified locale
self::$locale = Locale::create($code);
} else {
// Negotiate a locale, but if we can't then use a failsafe
self::$locale = new LocaleEnUs();
if (Session::has('locale')) {
// Previously used
self::$locale = Locale::create(Session::get('locale'));
} else {
// Browser negotiation
$default_locale = new LocaleEnUs();
try {
if ($WT_TREE) {
$default_locale = Locale::create($WT_TREE->getPreference('LANGUAGE'));
}
} catch (\Exception $ex) {
}
self::$locale = Locale::httpAcceptLanguage($_SERVER, self::installedLocales(), $default_locale);
}
}
$cache_dir_exists = File::mkdir(WT_DATA_DIR . 'cache');
$cache_file = WT_DATA_DIR . 'cache/language-' . self::$locale->languageTag() . '-cache.php';
if (file_exists($cache_file)) {
$filemtime = filemtime($cache_file);
} else {
$filemtime = 0;
}
// Load the translation file(s)
// Note that glob() returns false instead of an empty array when open_basedir_restriction
// is in force and no files are found. See PHP bug #47358.
if (defined('GLOB_BRACE')) {
$translation_files = array_merge(array(WT_ROOT . 'language/' . self::$locale->languageTag() . '.mo'), glob(WT_MODULES_DIR . '*/language/' . self::$locale->languageTag() . '.{csv,php,mo}', GLOB_BRACE) ?: array(), glob(WT_DATA_DIR . 'language/' . self::$locale->languageTag() . '.{csv,php,mo}', GLOB_BRACE) ?: array());
} else {
// Some servers do not have GLOB_BRACE - see http://php.net/manual/en/function.glob.php
$translation_files = array_merge(array(WT_ROOT . 'language/' . self::$locale->languageTag() . '.mo'), glob(WT_MODULES_DIR . '*/language/' . self::$locale->languageTag() . '.csv') ?: array(), glob(WT_MODULES_DIR . '*/language/' . self::$locale->languageTag() . '.php') ?: array(), glob(WT_MODULES_DIR . '*/language/' . self::$locale->languageTag() . '.mo') ?: array(), glob(WT_DATA_DIR . 'language/' . self::$locale->languageTag() . '.csv') ?: array(), glob(WT_DATA_DIR . 'language/' . self::$locale->languageTag() . '.php') ?: array(), glob(WT_DATA_DIR . 'language/' . self::$locale->languageTag() . '.mo') ?: array());
}
// Rebuild files after one hour
$rebuild_cache = time() > $filemtime + 3600;
// Rebuild files if any translation file has been updated
foreach ($translation_files as $translation_file) {
if (filemtime($translation_file) > $filemtime) {
$rebuild_cache = true;
break;
}
}
if ($rebuild_cache) {
$translations = array();
foreach ($translation_files as $translation_file) {
$translation = new Translation($translation_file);
$translations = array_merge($translations, $translation->asArray());
}
if ($cache_dir_exists) {
// During setup, we may not have been able to create it.
file_put_contents($cache_file, '<' . '?php return ' . var_export($translations, true) . ';');
}
} else {
$translations = (include $cache_file);
}
// Create a translator
self::$translator = new Translator($translations, self::$locale->pluralRule());
// Alphabetic sorting sequence (upper-case letters), used by webtrees to sort strings
list(, self::$alphabet_upper) = explode('=', self::$translator->translate('ALPHABET_upper=ABCDEFGHIJKLMNOPQRSTUVWXYZ'));
// Alphabetic sorting sequence (lower-case letters), used by webtrees to sort strings
list(, self::$alphabet_lower) = explode('=', self::$translator->translate('ALPHABET_lower=abcdefghijklmnopqrstuvwxyz'));
self::$list_separator = self::translate(', ');
return self::$locale->languageTag();
}
/**
* Load translations defined in the MyArtJaub modules.
*/
protected function loadMajModulesTranslations()
{
if (defined('GLOB_BRACE')) {
$maj_translations_files = glob(WT_MODULES_DIR . 'myartjaub_*/language/' . $this->locale->languageTag() . '.{csv,php,mo}', GLOB_BRACE) ?: array();
} else {
// Some servers do not have GLOB_BRACE - see http://php.net/manual/en/function.glob.php
$maj_translations_files = array_merge(glob(WT_MODULES_DIR . 'myartjaub_*/language/' . $this->locale->languageTag() . '.csv') ?: array(), glob(WT_MODULES_DIR . 'myartjaub_*/language/' . $this->locale->languageTag() . '.php') ?: array(), glob(WT_MODULES_DIR . 'myartjaub_*/language/' . $this->locale->languageTag() . '.mo') ?: array());
}
foreach ($maj_translations_files as $translation_file) {
$translation = new Translation($translation_file);
foreach (array_keys($translation->asArray()) as $msg) {
$msgid = md5($msg);
if (!isset($this->maj_translations[$msgid])) {
$this->maj_translations[$msgid] = array('text' => $msg, 'references' => array());
}
$path_parts = explode(DIRECTORY_SEPARATOR, substr($translation_file, strlen(WT_MODULES_DIR)));
$path_parts = explode('/', $path_parts[0]);
$this->maj_translations[$msgid]['references'][] = $path_parts[0];
}
}
}
