/** Edit a reference entity
  * @access public
  * @return void
  */
 public function editAction()
 {
     $form = new ReferenceFindForm();
     $this->view->form = $form;
     if ($this->_request->isPost()) {
         $formData = $this->_request->getPost();
         if ($form->isValid($formData)) {
             unset($formData['authors']);
             unset($formData['submit']);
             $where = array();
             $where[] = $this->_bibliography->getAdapter()->quoteInto('id = ?', $this->getParam('id'));
             $this->_bibliography->update($formData, $where);
             $this->getFlash()->addMessage('Reference details updated!');
             $this->redirect($this->getRedirect() . 'record/id/' . $this->getParam('findID'));
         } else {
             $form->populate($this->_request->getPost());
         }
     } else {
         $id = (int) $this->_request->getParam('id', 0);
         if ($id > 0) {
             $bib = $this->_bibliography->fetchFindBook($id, $this->getController());
             $form->populate($bib['0']);
             $pubs = new Publications();
             $titles = $pubs->getTitlesPairs($bib[0]['authors']);
             $form->pubID->addMultiOptions($titles);
             $form->pubID->setValue($bib[0]['pubID']);
         }
     }
 }