/**
  * add a checkbox for each PersonSubmitter and PersonAuthor (used to select
  * recipients for publish notification email)
  *
  * @param Opus_Document $document
  * @param Zend_Form $form
  *
  */
 private function _addPublishNotificationSelection($document, $form)
 {
     $form->addElement('hidden', 'plaintext', array('description' => '<br/><p><strong>' . $this->view->translate('admin_workflow_notification_headline') . '</strong></p>' . '<p>' . $this->view->translate('admin_workflow_notification_description') . '</p>', 'ignore' => true, 'decorators' => array(array('Description', array('escape' => false, 'tag' => '')))));
     $submitters = $document->getPersonSubmitter();
     if (!is_null($submitters) && count($submitters) > 0) {
         $label = $this->view->translate('admin_workflow_notification_submitter') . ' ' . trim($submitters[0]->getLastName()) . ", " . trim($submitters[0]->getFirstName());
         $element = null;
         if (trim($submitters[0]->getEmail()) == '') {
             // email notification is not possible since no email address is specified for submitter
             $label .= ' (' . $this->view->translate('admin_workflow_notification_noemail') . ')';
             $element = new Zend_Form_Element_Checkbox('submitter', array('checked' => false, 'disabled' => true, 'label' => $label));
             $element->getDecorator('Label')->setOption('class', 'notification-option option-not-available');
         } else {
             $label .= ' (' . trim($submitters[0]->getEmail()) . ')';
             $element = new Zend_Form_Element_Checkbox('submitter', array('checked' => true, 'label' => $label));
             $element->getDecorator('Label')->setOption('class', 'notification-option');
         }
         $form->addElement($element);
     }
     $authors = $document->getPersonAuthor();
     if (!is_null($authors)) {
         $index = 1;
         foreach ($authors as $author) {
             $id = 'author_' . $index;
             $label = $index . '. ' . $this->view->translate('admin_workflow_notification_author') . ' ' . trim($author->getLastName()) . ", " . trim($author->getFirstName());
             $element = null;
             if (trim($author->getEmail()) == '') {
                 // email notification is not possible since no email address is specified for author
                 $label .= ' (' . $this->view->translate('admin_workflow_notification_noemail') . ')';
                 $element = new Zend_Form_Element_Checkbox($id, array('checked' => false, 'disabled' => true, 'label' => $label));
                 $element->getDecorator('Label')->setOption('class', 'notification-option option-not-available');
             } else {
                 $label .= ' (' . trim($author->getEmail()) . ')';
                 $element = new Zend_Form_Element_Checkbox($id, array('checked' => true, 'label' => 'foo', 'label' => $label));
                 $element->getDecorator('Label')->setOption('class', 'notification-option');
             }
             $form->addElement($element);
             $index++;
         }
     }
 }