function ds_panels_layout_clone in Display Suite 7

Submit callback: clone an existing layout.

1 string reference to 'ds_panels_layout_clone'

ds_panels_layout in modules/ds_extras/ds_extras.panels.inc

Return the Panels layout settings form.

File

modules/ds_extras/ds_extras.panels.inc, line 577

Administrative functions for DS panels.

Code

function ds_panels_layout_clone($form, &$form_state) {
  ctools_include('export');
  $clone = $form_state['values']['clone'];
  $entity_type = $form['#entity_type'];
  $bundle = $form['#bundle'];
  $view_mode = $form['#view_mode'];
  $layout = ctools_export_crud_load('ds_layout_settings', $clone);

  // Delete previous layout settings configuration.
  db_delete('ds_layout_settings')
    ->condition('entity_type', $entity_type)
    ->condition('bundle', $bundle)
    ->condition('view_mode', $view_mode)
    ->execute();

  // Delete previous field configuration configuration.
  db_delete('ds_field_settings')
    ->condition('entity_type', $entity_type)
    ->condition('bundle', $bundle)
    ->condition('view_mode', $view_mode)
    ->execute();
  if ($layout) {
    $did = $layout->settings['did'];
    $original = panels_load_display($did);
    $export = panels_export_display($original);
    ob_start();
    eval($export);
    ob_end_clean();

    // Remove fields which are not on the bundle in case
    // it is different. The entity type is ok since, it's
    // not possible to clone from another entity type.
    $original = explode('|', $clone);
    if ($original[1] != $bundle) {
      $orig_bundle_fields = field_info_instances($original[0], $original[1]);
      $new_bundle_fields = field_info_instances($entity_type, $bundle);
      $remove = array_diff(array_keys($orig_bundle_fields), array_keys($new_bundle_fields));
      if (!empty($remove)) {
        foreach ($display->content as $key => $field) {
          if ($field->type == 'entity_field') {
            $compare = str_replace($entity_type . ':', '', $field->subtype);
            if (in_array($compare, $remove)) {

              // Remove from content.
              unset($display->content[$key]);

              // Remove from panels.
              $region = $field->panel;
              $region_key = array_search($key, $display->panels[$region]);
              unset($display->panels[$region][$region_key]);
            }
          }
        }
      }
    }

    // Save the display.
    panels_save_display($display);

    // Save new layout record for ds.
    $settings = $layout->settings;
    $settings['did'] = $display->did;
    $record = new stdClass();
    $record->id = $form['#export_id'];
    $record->entity_type = $entity_type;
    $record->bundle = $bundle;
    $record->view_mode = $view_mode;
    $record->layout = $settings['layout'];
    $record->settings = $settings;

    // Let other modules alter the layout settings.
    drupal_alter('ds_layout_settings', $record, $form_state);

    // Save layout record.
    drupal_write_record('ds_layout_settings', $record);

    // Clear entity info cache.
    cache_clear_all('entity_info', 'cache', TRUE);

    // Show message.
    drupal_set_message(t('The layout has been cloned.'));
  }
  else {
    drupal_set_message(t('No layout was cloned.'));
  }
}