public function throttle($key, $limit, $milliseconds)
{
/**
* Try do our waiting without a lock, so may sneak through because of
* this...
*/
$wait = $this->getEstimate($key, $limit, $milliseconds);
if ($wait > 0) {
usleep($wait * 1000);
}
$key = $this->getStorageKey($key, $limit, $milliseconds);
$this->storage->lock($key);
$count = $this->storage->get($key);
$count++;
$this->storage->set($key, $count);
$this->storage->unlock($key);
return $wait;
}