/**
* Generates a unique key used for storing session data in cache.
* @param string $id session variable name
* @return string a safe cache key associated with the session variable name
*/
protected function getKey($id)
{
$ns = $this->aerospike->namespace;
$set = $this->aerospike->set;
$key = $this->keyPrefix . md5(json_encode([__CLASS__, $id]));
return $this->aerospike->getConnection()->initKey($ns, $set, $key);
}
/**
* Initializes the aerospike Session component.
* This method will initialize the [[aerospike]] property to make sure it refers to a valid aerospike connection.
* @throws InvalidConfigException if [[aerospike]] is invalid.
*/
public function init()
{
if (is_string($this->aerospike)) {
$this->aerospike = Yii::$app->get($this->aerospike);
} elseif (is_array($this->aerospike)) {
if (!isset($this->aerospike['class'])) {
$this->aerospike['class'] = Connection::className();
}
$this->aerospike = Yii::createObject($this->aerospike);
}
if (!$this->aerospike instanceof Connection) {
throw new InvalidConfigException("Session::aerospike must be either a Redis connection instance or the application component ID of a Redis connection.");
}
if ($this->keyPrefix === null) {
$this->keyPrefix = substr(md5(Yii::$app->id), 0, 5);
}
parent::init();
}
/**
* Initializes the aerospike Cache component.
* This method will initialize the [[aerospike]] property to make sure it refers to a valid aerospike connection.
* @throws InvalidConfigException if [[aerospike]] is invalid.
*/
public function init()
{
parent::init();
// Set serializer for aerospike
$this->serializer = [function ($value) {
return $value[0];
}, function ($value) {
return [$value, null];
}];
if (is_string($this->aerospike)) {
$this->aerospike = Yii::$app->get($this->aerospike);
} elseif (is_array($this->aerospike)) {
if (!isset($this->aerospike['class'])) {
$this->aerospike['class'] = Connection::className();
}
$this->aerospike = Yii::createObject($this->aerospike);
}
if (!$this->aerospike instanceof Connection) {
throw new InvalidConfigException("Cache::aerospike must be either a Aerospike connection instance or the application component ID of a Aerospike connection.");
}
}
/**
* @inheritdoc
*/
protected function deleteValue($key)
{
$db = $this->aerospike->getConnection();
return $db->remove($key) == 0 ? true : false;
}
