/**
* @param string|null $acceptHeader The header 'Accept' data
*
* @return string
*
* @throws UnauthorizedAccessException
* @throws TimeoutException
*/
public function getVersion($acceptHeader = null)
{
// Retrieve and cache the version
$cacheName = 'replay.version';
if ($this->cache->has($cacheName)) {
// Cache the version to avoid a next call
$version = $this->cache->get($cacheName);
} else {
$version = $this->apiClient->getObserverVersion();
if (false === $version) {
throw new TimeoutException('The server has timed out.');
}
$this->cache->set($cacheName, $version, 86400);
// 1 day
}
if (!$this->isAuthorized($acceptHeader)) {
throw new UnauthorizedAccessException();
}
return $version;
}
