sorciulus / emails-checker

	 *

	 * @throws SmtpCheckerException when the SMTP server return error

	 */

	private function sayHello()

	{

		$host = $this->getDomainObj()->host;

		try{				

			$status = $this->commandExec(sprintf("HELO %s", $host));				

			if (!in_array(self::SMTP_GENERIC_SUCCESS, $status)) {

				$this->disconnect();

				throw new SmtpCheckerException("SMTP Status unexpected: ".implode(",", $status), $this->getDebug());	 

			}

		}catch (\Exception $ex) {			

			throw new SmtpCheckerException("Error Processing Request ".$ex->getMessage(), $this->getDebug());							

		}

	}

	/**

	 * Set MAIL FROM to SMTP Server

	 *

	 * @throws SmtpCheckerException when the SMTP server return error

	 */

	private function setFrom()

	{		

		try{

			$status = $this->commandExec(sprintf("MAIL FROM:<%s>", $this->getSender()));				

			if (!in_array(self::SMTP_GENERIC_SUCCESS, $status)) {

				$this->disconnect();

				throw new SmtpCheckerException("SMTP Status unexpected: ".implode(",", $status), $this->getDebug());	 

			}

		}catch (\Exception $ex) {					

			throw new SmtpCheckerException("Error Processing Request setFrom : ".$ex->getMessage(), $this->getDebug());

		}

	}

	/**

	 * Wrapper to Telnet Client to Execute SMTP command, will return the status code