/**
* Returns the wrapped Redis client instance.
*
* This method is called from AbstractRedisWrapper, who uses it to call the desired method directly
* on the wrapped redis, rather than using call_user_func().
* The command and key are passed into the method to allow for some logic within the implementations
* of this method.
*
* @param string $command the current command
* @param string|null $key the current key if available, null otherwise. Commands that operate on
* multiple keys will pass their keys as a comma separated string.
* @throws Exception when an error happens during connecting
* @return Redis
*/
protected function getWrappedRedis($command, $key = null)
{
// if we don't have a client yet, we never connected, so let's do it now
if (!$this->client) {
// gotta make sure the app actually tried to connect first
if (!$this->connectWasCalled) {
throw new Exception('call connect() or pconnect() first');
}
if (!($this->persistent ? $this->conn->pconnect($this->host, $this->port, $this->timeout) : $this->conn->connect($this->host, $this->port, $this->timeout))) {
throw new Exception('could not connect to ' . $this->conn->getUniqueId() . ' params: ' . (!empty($this->host) ? $this->host . ':' . $this->port : 'none'));
}
$this->client = $this->conn->getClient();
}
return $this->client;
}
/**
* Test getting a unique identifier
*/
public function testGetUniqueId()
{
$this->assertNotEmpty($this->redis->getUniqueId());
}
