/**
* Singleton loader
*
* @return JwTranslations_Loader
*/
public static function fetch()
{
if (!isset(self::$instance)) {
$c = __CLASS__;
self::$instance = new $c();
}
return self::$instance;
}
/**
* Parses perch:trans tag structure for attributes
*
* @param $opening_tag
* @return array
*/
private function parse_tags($opening_tag)
{
$TranslationHelper = JwTranslations_Loader::fetch();
$Tag = new PerchXMLTag($opening_tag);
$translation_key = $Tag->id();
$translation_lang = strtolower($Tag->lang() ? $Tag->lang() : PERCH_TRANSLATION_LANG);
$translation_default_message = $Tag->default() ? $Tag->default() : null;
$value_string = $TranslationHelper->get_translation($translation_key, $translation_lang, $translation_default_message);
return array('key' => $translation_key, 'value' => $this->parse_placeholders($value_string, $Tag));
}
/**
* Get translation string
*
* @param $id
* @param array $opts
* @param bool|false $return
* @return array|mixed|null
*/
function get_translation($id, array $opts = array(), $return = false)
{
$defaults = array('default' => null, 'lang' => PERCH_TRANSLATION_LANG, 'placeholders' => false);
$opts = array_merge($defaults, $opts);
$TranslationHelper = JwTranslations_Loader::fetch();
$value_string = $TranslationHelper->get_translation($id, $opts['lang'], $opts['default']);
if ($opts['placeholders']) {
$s = '/:\\w+/';
$count = preg_match_all($s, $value_string, $matches, PREG_SET_ORDER);
if ($count > 0) {
foreach ($matches as $match) {
$replacement = $match[0];
$placeholder = str_replace('-', '_', trim($match[0], ':'));
if (array_key_exists($placeholder, $opts['placeholders'])) {
$value_string = str_replace($replacement, $opts['placeholders'][$placeholder], $value_string);
}
}
}
}
if ($return) {
return $value_string;
}
echo $value_string;
}
