code: public function getSiteByDomain($domain){
  		$timeStamp = time();
  		if (!is_string($domain)) {
  			return $this->createException('InvalidParameterValueException', 'Invalid parameter value. Parameter must be string.', 'E:S:004');
  		}
  		$result = $this->em->getRepository($this->entity['s']['name'])->findOneBy(array('domain' => $domain));
  		if(is_null($result)){
  			$response = $this->getSiteOfDomainAlias($domain);
  			if(!$response->error->exist){
  				$result = $response->result->set;
  			}
  		}
  		if(is_null($result)){
  			return new ModelResponse($result, 1, 0, null, true, 'E:D:002', 'Unable to find request entry in database.', $timeStamp, time());
  		}
  		return new ModelResponse($result, 1, 0, null, false, 'S:D:002', 'Entries successfully fetched from database.', $timeStamp, time());
  	}
docs: @name 			getSiteByDomain()
  
  @since			1.0.7
  @version         1.1.2
  @author          Can Berkol
  
  @use				$this->createException()
  
  @param           string			$domain
  
  @return          \BiberLtd\Bundle\CoreBundle\Responses\ModelResponse