public function Select::statesHandler in Conditional Fields 8

Same name and namespace in other branches

1. 4.x src/Plugin/conditional_fields/handler/Select.php \Drupal\conditional_fields\Plugin\conditional_fields\handler\Select::statesHandler()

Executes states handler according to conditional fields settings.

Overrides ConditionalFieldsHandlersPluginInterface::statesHandler

File

src/Plugin/conditional_fields/handler/Select.php, line 25

Class

Select

Provides states handler for multiple select lists.

Namespace

Drupal\conditional_fields\Plugin\conditional_fields\handler

Code

public function statesHandler($field, $field_info, $options) {
  $state = [];
  $select_states = [];
  $values_array = $this
    ->getConditionValues($options);
  switch ($options['values_set']) {
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_WIDGET:
      return $this
        ->widgetCase($field, $options);
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_AND:
      if (isset($state[$options['state']][$options['selector']]['value'])) {
        $state[$options['state']][$options['selector']]['value'] = (array) $state[$options['state']][$options['selector']]['value'];
      }
      else {
        $state[$options['state']][$options['selector']]['value'] = $values_array;
      }
      break;
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_XOR:
      $input_states[$options['selector']] = [
        $options['condition'] => [
          'xor' => $values_array,
        ],
      ];
      $state[$options['state']] = $input_states;
      break;
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_REGEX:
      $select_states[$options['state']][] = [
        $options['selector'] => [
          $options['condition'] => [
            'regex' => $options['regex'],
          ],
        ],
      ];
      $state = $select_states;
      break;
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_NOT:
      $options['state'] = '!' . $options['state'];
    case ConditionalFieldsInterface::CONDITIONAL_FIELDS_DEPENDENCY_VALUES_OR:
      foreach ((array) $options['values'] as $value) {
        $select_states[$options['state']][$options['selector']][] = [
          $options['condition'] => $value,
        ];
      }
      $state = $select_states;
      break;
  }
  return $state;
}