/**
* {@inheritDoc}
*/
public function read($sessionId)
{
if ($this->files->exists($path = $this->path . DS . $sessionId)) {
return $this->files->get($path);
}
return '';
}
/**
* Retrieve an item and expiry time from the cache by key.
*
* @param string $key
* @return array
*/
protected function getPayload($key)
{
$path = $this->path($key);
// If the file doesn't exists, we obviously can't return the cache so we will
// just return null. Otherwise, we'll get the contents of the file and get
// the expiration UNIX timestamps from the start of the file's contents.
if (!$this->files->exists($path)) {
return array('data' => null, 'time' => null);
}
try {
$expire = substr($contents = $this->files->get($path), 0, 10);
} catch (\Exception $e) {
return array('data' => null, 'time' => null);
}
// If the current time is greater than expiration timestamps we will delete
// the file and return null. This helps clean up the old files and keeps
// this directory much cleaner for us as old files aren't hanging out.
if (time() >= $expire) {
$this->forget($key);
return array('data' => null, 'time' => null);
}
$data = unserialize(substr($contents, 10));
// Next, we'll extract the number of minutes that are remaining for a cache
// so that we can properly retain the time for things like the increment
// operation that may be performed on the cache. We'll round this out.
$time = ceil(($expire - time()) / 60);
return compact('data', 'time');
}
/**
* Load the service provider manifest JSON file.
*
* @return array
*/
public function loadManifest()
{
$path = $this->manifestPath . '/services.json';
// The service manifest is a file containing a JSON representation of every
// service provided by the application and whether its provider is using
// deferred loading or should be eagerly loaded on each request to us.
if ($this->files->exists($path)) {
$manifest = json_decode($this->files->get($path), true);
return array_merge($this->default, $manifest);
}
}
