public function ContextualRangeFilterAssignmentForm::submitForm in Views Contextual Range Filter 8

Submit the form.

Overrides ConfigFormBase::submitForm

File

src/Form/ContextualRangeFilterAssignmentForm.php, line 142

Class

ContextualRangeFilterAssignmentForm

Convert selected contextual filters to contextual range filters.

Namespace

Drupal\contextual_range_filter\Form

Code

public function submitForm(array &$form, FormStateInterface $form_state) {
  $config = $this->configFactory
    ->getEditable('contextual_range_filter.settings');
  foreach ([
    'numeric',
    'string',
    'date',
  ] as $type) {
    $field_names = $type . '_field_names';

    // Clear out the unticked boxes.
    $filters = array_filter($form_state
      ->getValue($field_names));
    $saved_filters = $config
      ->get($field_names) ?: [];
    $added_filters = array_diff($filters, $saved_filters);
    $removed_filters = array_diff($saved_filters, $filters);
    $changed_filters = array_merge($added_filters, $removed_filters);
    if (empty($changed_filters)) {
      continue;
    }
    $config
      ->set($field_names, $filters);

    // Find corresponding Views, (un)set the (range) filter and save them.
    // $form['#view_names'][node__field_price:field_price_value] is an array.
    $changed_view_names = [];
    foreach ($changed_filters as $filter_name) {
      if (!empty($form['#view_names'][$filter_name])) {
        foreach ($form['#view_names'][$filter_name] as $view_names) {
          foreach ($view_names as $view_name) {
            if (!in_array($view_name, $changed_view_names)) {
              $changed_view_names[] = $view_name;
            }
          }
        }
      }
    }

    // We cycle through all the views. If the view is flagged as needing to be
    // edited, we check if any of the changed filters is present in that view.
    // If we find one, we (re)set the plugin id accordingly.
    $range_type = $type . '_range';
    foreach (Views::getAllViews() as $view) {
      $view_name = $view
        ->get('label');
      if (in_array($view_name, $changed_view_names)) {
        $display =& $view
          ->getDisplay('default');
        foreach ($changed_filters as $filter_name) {
          $field_name = substr($filter_name, strpos($filter_name, ":") + 1);
          if (isset($display['display_options']['arguments'][$field_name]['plugin_id'])) {
            $plugin_id = in_array($filter_name, $added_filters) ? $range_type : $type;
            $display['display_options']['arguments'][$field_name]['plugin_id'] = $plugin_id;
          }
          $this
            ->messenger()
            ->addStatus($this
            ->t('Updated contextual filter(s) on view %view_name.', [
            '%view_name' => $view_name,
          ]));
          $view
            ->save();
        }
      }
    }
  }
  $config
    ->save();

  // We now need to invoke contextual_range_filter_views_data_alter() for the
  // changes to take effect. We do this by clearing the caches.
  drupal_flush_all_caches();
  parent::submitForm($form, $form_state);
}