original_string: public function need_confirm_regrading($controller) {
          $data = $this->get_data();
          if (isset($data->rubric['regrade'])) {
              // we have already displayed the confirmation on the previous step
              return false;
          }
          if (!isset($data->saverubric) || !$data->saverubric) {
              // we only need confirmation when button 'Save rubric' is pressed
              return false;
          }
          if (!$controller->has_active_instances()) {
              // nothing to re-grade, confirmation not needed
              return false;
          }
          $changelevel = $controller->update_or_check_rubric($data);
          if ($changelevel == 0) {
              // no changes in the rubric, no confirmation needed
              return false;
          }
  
          // freeze form elements and pass the values in hidden fields
          // TODO MDL-29421 description_editor does not freeze the normal way, uncomment below when fixed
          $form = $this->_form;
          foreach (array('rubric', 'name'/*, 'description_editor'*/) as $fieldname) {
              $el =& $form->getElement($fieldname);
              $el->freeze();
              $el->setPersistantFreeze(true);
              if ($fieldname == 'rubric') {
                  $el->add_regrade_confirmation($changelevel);
              }
          }
  
          // replace button text 'saverubric' and unfreeze 'Back to edit' button
          $this->findButton('saverubric')->setValue(get_string('continue'));
          $el =& $this->findButton('editrubric');
          $el->setValue(get_string('backtoediting', 'gradingform_rubric'));
          $el->unfreeze();
  
          return true;
      }
code: public function need_confirm_regrading($controller) {
          $data = $this->get_data();
          if (isset($data->rubric['regrade'])) {
              // we have already displayed the confirmation on the previous step
              return false;
          }
          if (!isset($data->saverubric) || !$data->saverubric) {
              // we only need confirmation when button 'Save rubric' is pressed
              return false;
          }
          if (!$controller->has_active_instances()) {
              // nothing to re-grade, confirmation not needed
              return false;
          }
          $changelevel = $controller->update_or_check_rubric($data);
          if ($changelevel == 0) {
              // no changes in the rubric, no confirmation needed
              return false;
          }
  
          // freeze form elements and pass the values in hidden fields
          // TODO MDL-29421 description_editor does not freeze the normal way, uncomment below when fixed
          $form = $this->_form;
          foreach (array('rubric', 'name'/*, 'description_editor'*/) as $fieldname) {
              $el =& $form->getElement($fieldname);
              $el->freeze();
              $el->setPersistantFreeze(true);
              if ($fieldname == 'rubric') {
                  $el->add_regrade_confirmation($changelevel);
              }
          }
  
          // replace button text 'saverubric' and unfreeze 'Back to edit' button
          $this->findButton('saverubric')->setValue(get_string('continue'));
          $el =& $this->findButton('editrubric');
          $el->setValue(get_string('backtoediting', 'gradingform_rubric'));
          $el->unfreeze();
  
          return true;
      }
code_tokens: public function need_confirm_regrading ( $ controller ) { $ data = $ this -> get_data ( ) ; if ( isset ( $ data -> rubric [ 'regrade' ] ) ) { // we have already displayed the confirmation on the previous step return false ; } if ( ! isset ( $ data -> saverubric ) || ! $ data -> saverubric ) { // we only need confirmation when button 'Save rubric' is pressed return false ; } if ( ! $ controller -> has_active_instances ( ) ) { // nothing to re-grade, confirmation not needed return false ; } $ changelevel = $ controller -> update_or_check_rubric ( $ data ) ; if ( $ changelevel == 0 ) { // no changes in the rubric, no confirmation needed return false ; } // freeze form elements and pass the values in hidden fields // TODO MDL-29421 description_editor does not freeze the normal way, uncomment below when fixed $ form = $ this -> _form ; foreach ( array ( 'rubric' , 'name' /*, 'description_editor'*/ ) as $ fieldname ) { $ el = & $ form -> getElement ( $ fieldname ) ; $ el -> freeze ( ) ; $ el -> setPersistantFreeze ( true ) ; if ( $ fieldname == 'rubric' ) { $ el -> add_regrade_confirmation ( $ changelevel ) ; } } // replace button text 'saverubric' and unfreeze 'Back to edit' button $ this -> findButton ( 'saverubric' ) -> setValue ( get_string ( 'continue' ) ) ; $ el = & $ this -> findButton ( 'editrubric' ) ; $ el -> setValue ( get_string ( 'backtoediting' , 'gradingform_rubric' ) ) ; $ el -> unfreeze ( ) ; return true ; }
docstring: Check if there are changes in the rubric and it is needed to ask user whether to
  mark the current grades for re-grading. User may confirm re-grading and continue,
  return to editing or cancel the changes
  
  @param gradingform_rubric_controller $controller
docstring_tokens: Check if there are changes in the rubric and it is needed to ask user whether to mark the current grades for re - grading . User may confirm re - grading and continue return to editing or cancel the changes