public function MefibsDisplayExtender::validateOptionsForm in MEFIBS - More exposed forms in blocks 8

Handle any special handling on the form submission.

Overrides DisplayExtenderPluginBase::validateOptionsForm

File

lib/Drupal/mefibs/Plugin/views/display_extender/MefibsDisplayExtender.php, line 228

Contains \Drupal\mefibs\Plugin\views\display_extender\MefibsDisplayExtender.

Class

MefibsDisplayExtender

Plugin annotation @ViewsDisplayExtender( id = "mefibs", title = @Translation("Mefibs"), help = @Translation("Provides additional exposed filter blocks for this view."), no_ui = FALSE )

Namespace

Drupal\mefibs\Plugin\views\display_extender

Code

public function validateOptionsForm(&$form, &$form_state) {
  if ($form_state['type'] != 'mefibs') {
    return;
  }
  $values = $form_state['values'];
  $add_block = $values['mefibs']['add_block'];
  $button = $form_state['triggering_element'];
  if (isset($button['#group']) && $button['#group'] === 'add') {

    // New block should be added, check for submitted values
    if (empty($add_block['name'])) {
      form_set_error('mefibs][add_block][name', t('Please enter a name for the block.'));
    }
  }
}