function smarty_function_extract($params, Smarty_Internal_Template $template)
{
if (isset($params['page']) && isset($params['var']) && isset($params['path'])) {
$page_id = trim($params['page']);
} else {
return;
}
if (isset($params['language'])) {
$language_id = trim($params['language']);
} else {
$language_id = null;
}
$page_content = new PageContent();
if ($page_content->load($page_id)) {
$page_data = $page_content->getArray($language_id);
$data = $page_content->extract($params['path'], $page_data);
$template->assign($params['var'], $data);
}
}