protected function OptionsButtons::checkBoxesHandler in Conditional Fields 4.x

Same name and namespace in other branches

1. 8 src/Plugin/conditional_fields/handler/OptionsButtons.php \Drupal\conditional_fields\Plugin\conditional_fields\handler\OptionsButtons::checkBoxesHandler()

Return state for check boxes.

1 call to OptionsButtons::checkBoxesHandler()

OptionsButtons::statesHandler in src/Plugin/conditional_fields/handler/OptionsButtons.php

Executes states handler according to conditional fields settings.

File

src/Plugin/conditional_fields/handler/OptionsButtons.php, line 105

Class

OptionsButtons

Provides states handler for Check boxes/radio buttons.

Namespace

Drupal\conditional_fields\Plugin\conditional_fields\handler

Code

protected function checkBoxesHandler($field, $field_info, $options) {

  // Checkboxes are actually different form fields, so the #states property
  // has to include a state for each checkbox.
  $checkboxes_selectors = [];
  $state = [];
  $values_array = $this
    ->getConditionValues($options);
  $select = conditional_fields_field_selector($field);
  switch ($options['values_set']) {
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_WIDGET:
      $values_array = $this
        ->getWidgetValue($options['value_form']);

      // We are placed on the parent field with options.
      if (isset($field['#options'])) {
        foreach ($field['#options'] as $id => $label) {
          if (isset($field[$id]) && is_array($field[$id])) {
            $selector_key = conditional_fields_field_selector($field[$id]);
            if (!$selector_key) {
              $selector_key = sprintf("[name=\"%s\"]", $this
                ->getFieldName($field));
            }
          }
          else {
            $selector_key = $select;
          }
          $checkboxes_selectors[$selector_key] = [
            'checked' => in_array($id, $values_array),
          ];
        }
      }
      elseif (isset($field['#return_value'])) {

        // We are placed inside the option of the checkboxes.
        $selector = conditional_fields_field_selector($field);
        foreach ($options['value_form'] as $value) {
          $selector_key = str_replace($field['#return_value'], current($value), $selector);
          $checkboxes_selectors[$selector_key] = [
            'checked' => TRUE,
          ];
        }
      }
      $state[$options['state']] = $checkboxes_selectors;
      break;
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_REGEX:

      // We interpret this as: checkboxes whose values match the regular
      // expression should be checked.
      if (isset($field['#options'])) {
        foreach ($field['#options'] as $key => $label) {
          if (preg_match('/' . $options['regex'] . '/', $key)) {
            $checkboxes_selectors = [
              conditional_fields_field_selector($field[$key]) => [
                'checked' => TRUE,
              ],
            ];
            $state[$options['state']][] = $checkboxes_selectors;
          }
        }
      }
      break;
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_AND:
      if (!empty($values_array)) {
        foreach ($values_array as $value) {
          if (isset($field[$value])) {
            $checkboxes_selectors[conditional_fields_field_selector($field[$value])] = [
              'checked' => TRUE,
            ];
          }
        }
      }
      else {
        $checkboxes_selectors[conditional_fields_field_selector($field[$options['values']])] = [
          'checked' => TRUE,
        ];
      }
      $state[$options['state']] = $checkboxes_selectors;
      break;
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_XOR:
      foreach ($values_array as $index => $value) {
        if ($index > 0) {
          $checkboxes_selectors[] = 'xor';
        }
        $checkboxes_selectors[] = [
          conditional_fields_field_selector($field[$value]) => [
            'checked' => TRUE,
          ],
        ];
      }
      $state[$options['state']] = $checkboxes_selectors;
      break;
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_NOT:
      $options['state'] = '!' . $options['state'];
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_OR:
      foreach ($values_array as $value) {
        $checkboxes_selectors[] = [
          conditional_fields_field_selector($field[$value]) => [
            'checked' => TRUE,
          ],
        ];
      }
      $state[$options['state']] = $checkboxes_selectors;
      break;
  }
  return $state;
}