class CustomReplyTo extends PluginBase
{
  protected $storage = 'DbStorage';
    static protected $description = 'Set reply-to address';
    static protected $name = 'CustomReplyTo';
 
 
    public function init()
    {
        $this->subscribe('beforeEmail','beforeEmail');
        $this->subscribe('beforeSurveyEmail','beforeEmail');
        $this->subscribe('beforeTokenEmail','beforeEmail');
    // Provides survey specific settings.
        $this->subscribe('beforeSurveySettings');
        // Saves survey specific settings.
        $this->subscribe('newSurveySettings');
    }
 
 
  public function beforeSurveySettings()
    {
      $event = $this->getEvent();
      $event->set("surveysettings.{$this->id}", array(
        'name' => get_class($this),
        'settings' => array(
          'customReplyTo' => array(
          'type' => 'string',
          'label' => 'Custom Reply-To:',
          'current' => $this->get('customReplyTo', 'Survey', $event->get('survey'))
          )
        )
      ));
    }
   /**
     * Save the settings
     */
    public function newSurveySettings()
    {
        $event = $this->getEvent();
        foreach ($event->get('settings') as $name => $value)
        {
                $this->set($name, $value, 'Survey', $event->get('survey'));
        }
    }
    /**
     * Set From and Bounce of PHPmailer to siteadminemail
     * @link https://www.limesurvey.org/manual/BeforeTokenEmail
     */
    public function beforeEmail()
    {
        /* Global one (if you have a global settings array */
        $customReplyTo = $this->get('customReplyTo');
        /* get the current survey id */
        $surveyId = $this->getEvent()->get('survey'); // Survey id as integer
        if($surveyId) {
            /* Maybe use globalk is empty ( == "") */
            $customReplyTo = $this->get('customReplyTo', 'Survey', $surveyId);
        }
        if(empty($customReplyTo)) {
            return;
        }
        $customReply = LimeExpressionManager::ProcessString($customReplyTo);
        $limeMailer = $this->getEvent()->get('mailer');
        $limeMailer->AddReplyTo($customReply);
    }
}