function ViewUI::getOverrideValues

Return the was_defaulted, is_defaulted and revert state of a form.

File

core/modules/views_ui/src/ViewUI.php, line 370

Class

ViewUI

Stores UI related temporary settings.

Namespace

Code

public function getOverrideValues($form, FormStateInterface $form_state) {
  // Make sure the dropdown exists in the first place.
  if ($form_state->hasValue([
    'override',
    'dropdown',
  ])) {
    // #default_value is used to determine whether it was the default value or
    // not. So the available options are: $display, 'default' and
    // 'default_revert', not 'defaults'.
    $was_defaulted = $form['override']['dropdown']['#default_value'] === 'defaults';
    $dropdown = $form_state->getValue([
      'override',
      'dropdown',
    ]);
    $is_defaulted = $dropdown === 'default';
    $revert = $dropdown === 'default_revert';
    if ($was_defaulted !== $is_defaulted && isset($form['#section'])) {
      // We're changing which display these values apply to.
      // Update the #section so it knows what to mark changed.
      $form['#section'] = str_replace('default-', $form_state->get('display_id') . '-', $form['#section']);
    }
  }
  else {
    // The user didn't get the dropdown for overriding the default display.
    $was_defaulted = FALSE;
    $is_defaulted = FALSE;
    $revert = FALSE;
  }
  return [
    $was_defaulted,
    $is_defaulted,
    $revert,
  ];
}