/**
* (non-PHPdoc)
* @see \Koldy\Cache\Driver\AbstractCacheDriver::has()
*/
public function has($key)
{
$this->checkKey($key);
$select = new Select($this->config['table']);
$select->setConnection($this->config['connection']);
$select->field('expires_at')->where('id', $key);
$cacheRecord = $select->fetchFirst();
if ($cacheRecord === false) {
return false;
}
return $cacheRecord['expires_at'] > time();
}
/**
* Get the initialized Select object with populated FROM part
*
* @return \Koldy\Db\Select
*/
public static function query()
{
$select = new Select(static::getTableName());
$select->setConnection(static::$connection);
return $select;
}