/**
* Throttle
*
* @param string $key - A unique key for what we're throttling
* @param int $limit - How many are allowed
* @param int $milliseconds - In this many milliseconds
* @return void
*/
public function throttle($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;
}
/**
* Throttle
*
* @param string $key - A unique key for what we're throttling
* @param int $limit - How many are allowed
* @param int $milliseconds - In this many milliseconds
* @return void
*/
public function throttle($key, $limit, $milliseconds)
{
/**
* Try and do our waiting without a lock
*/
$key = $this->getStorageKey($key, $limit, $milliseconds);
$wait = 0;
$newRatio = $this->getNewRatio($key, $limit, $milliseconds);
if ($newRatio > $milliseconds) {
$wait = ceil($newRatio - $milliseconds);
}
usleep($wait * 1000);
/**
* Lock, record and release
*/
$this->storage->lock($key);
$newRatio = $this->getNewRatio($key, $limit, $milliseconds);
$this->setLastRatio($key, $newRatio);
$this->setLastRequest($key, microtime(1));
$this->storage->unlock($key);
return $wait;
}
