public function send()
{
//$cache_file = sprintf('/tmp/http_cache_%s', md5($this->_url));
$cache_file = '/tmp/http_cache_imdb';
if (file_exists($cache_file)) {
return file_get_contents($cache_file);
}
$response = parent::send();
file_put_contents($cache_file, $response);
return $response;
}
