<?php

require(dirname( __FILE__ )."/code/swift_required.php");

<?php

class SwiftMailer {

   private $smtphost;
   private $port;
   private $user;
   private $password;
   private $mailer;
   private $message;

   private $textpart;
   private $htmlpart;

   public $sender;
   public $receiver;
   public $subject;
   public $texttemplate;
   public $htmltemplate;
   public $templatedata;

   public function __construct() {
   

      $this->smtphost = 'localhost';
      $this->port = 25;
      $this->user = 'noreply@xxx';
      $this->password = 'xxx';

      $transport = Swift_SmtpTransport::newInstance($this->smtphost, $this->port)
         ->setUsername($this->user)
         ->setPassword($this->password);

debug::dump($transport);
   
      if(!isset($this->sender)) {
         $this->sender = array('noreply@xxx' => 'Sender Name');
      }
   
      $this->mailer = Swift_Mailer::newInstance($transport);
      $this->message = Swift_Message::newInstance();
   
   }

   public function send() {

      $this->message->setFrom($this->sender);
      $this->message->setTo($this->receiver);
      $this->message->setSubject($this->subject);

      if(isset($this->templatedata) && !empty($this->templatedata)) {
         $templatedata = new ArrayData($this->templatedata);
      } else {
         $templatedata = new ArrayData(array());
      }

      $this->textpart = $templatedata->renderWith($this->texttemplate);
      $this->message->setBody($this->textpart);
      if(isset($this->htmltemplate) && !empty($this->htmltemplate)) {
         $this->htmlpart = $templatedata->renderWith($this->htmltemplate);
         $this->message->addPart($this->htmlpart,'text/html');
      }

      $result = $this->mailer->send($this->message);

      return $result;
   
   }

}

ERROR [Notice]: Undefined variable: buf
IN POST /xxx/inquiry
Line 56 in /var/www/vhosts/xxx/httpdocs/yyy/swiftmailer/code/classes/Swift/Transport/EsmtpTransport.php