Zend_Mail::setFrom PHP Method

    public function setFrom($email, $name = null)
    {
        if (null !== $this->_from) {
            /**
             * @see Zend_Mail_Exception
             */
            require_once 'Zend/Mail/Exception.php';
            throw new Zend_Mail_Exception('From Header set twice');
        }
        $email = $this->_filterEmail($email);
        $name = $this->_filterName($name);
        $this->_from = $email;
        $this->_storeHeader('From', $this->_formatAddress($email, $name), true);
        return $this;
    }

 /**
  * sends a standard email
  * 
  * @param string $subject
  * @param string $toName
  * @param array $toEmails
  * @param array $emailOptions
  * @param string $fromName
  * @param string $fromEmail
  */
 public function send($subject, $toName, $toEmails = array(), $emailOptions = array(), $fromName = null, $fromEmail = null)
 {
     $logger = Zend_Registry::get('logger');
     $config = vkNgine_Config::getSystemConfig()->mail;
     if ($config->serverType == 'smtp') {
         $tr = new Zend_Mail_Transport_Smtp($config->server, $config->toArray());
     }
     Zend_Mail::setDefaultTransport($tr);
     foreach ($toEmails as $email) {
         $mail = new Zend_Mail();
         if ($emailOptions['type'] == 'html') {
             $mail->setBodyHtml($emailOptions['email']);
         } else {
             $mail->setBodyText($emailOptions['email']);
         }
         if (!$fromName || !$fromEmail) {
             $mail->setFrom($config->noreply, 'GYM Tracker');
         } else {
             $mail->setFrom($fromEmail, $fromName);
         }
         $mail->addTo($email, $toName);
         $mail->setSubject($subject);
         try {
             $mail->send();
         } catch (Zend_Mail_Protocol_Exception $e) {
             $logger->log('MESSAGE_SEND_FAILED', 'Unable to send to ' . $email . ' - ' . $e->getMessage(), 1);
         }
     }
 }