protected function FieldOverview::validateAddNew

Validates the 'add new field' row.

Parameters

array $form: An associative array containing the structure of the form.

array $form_state: A reference to a keyed array containing the current state of the form.

See also

Drupal\field_ui\FieldOverview::validate()

File

drupal/core/modules/field_ui/lib/Drupal/field_ui/FieldOverview.php, line 448

Definition of Drupal\field_ui\FieldOverview.

Class

FieldOverview

Field UI field overview form.

Namespace

Code

protected function validateAddNew(array $form, array &$form_state) {
  $field = $form_state['values']['fields']['_add_new_field'];

  // Validate if any information was provided in the 'add new field' row.
  if (array_filter(array(
    $field['label'],
    $field['field_name'],
    $field['type'],
    $field['widget_type'],
  ))) {

    // Missing label.
    if (!$field['label']) {
      form_set_error('fields][_add_new_field][label', t('Add new field: you need to provide a label.'));
    }

    // Missing field name.
    if (!$field['field_name']) {
      form_set_error('fields][_add_new_field][field_name', t('Add new field: you need to provide a field name.'));
    }
    else {
      $field_name = $field['field_name'];

      // Add the 'field_' prefix.
      $field_name = 'field_' . $field_name;
      form_set_value($form['fields']['_add_new_field']['field_name'], $field_name, $form_state);
    }

    // Missing field type.
    if (!$field['type']) {
      form_set_error('fields][_add_new_field][type', t('Add new field: you need to select a field type.'));
    }

    // Missing widget type.
    if (!$field['widget_type']) {
      form_set_error('fields][_add_new_field][widget_type', t('Add new field: you need to select a widget.'));
    }
    elseif ($field['type']) {
      $widget_types = field_ui_widget_type_options($field['type']);
      if (!isset($widget_types[$field['widget_type']])) {
        form_set_error('fields][_add_new_field][widget_type', t('Add new field: invalid widget.'));
      }
    }
  }
}