public FieldStorageConfigEditForm::validateForm(array &$form, FormStateInterface $form_state)
Form validation handler.
Parameters
array $form: An associative array containing the structure of the form.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
Overrides FormBase::validateForm
File
- core/modules/field_ui/src/Form/FieldStorageConfigEditForm.php, line 148
Class
- FieldStorageConfigEditForm
- Provides a form for the "field storage" edit page.
Namespace
Drupal\field_ui\Form
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | public function validateForm(array &$form, FormStateInterface $form_state) { parent::validateForm($form, $form_state); $field_storage_definitions = \Drupal::service('entity_field.manager')->getFieldStorageDefinitions($this->entity->getTargetEntityTypeId()); // Validate field cardinality. if ($form_state->getValue('cardinality') === 'number' && !$form_state->getValue('cardinality_number')) { $form_state->setErrorByName('cardinality_number', $this->t('Number of values is required.')); } // If a specific cardinality is used, validate that there are no entities // with a higher delta. elseif (!$this->entity->isNew() && isset($field_storage_definitions[$this->entity->getName()]) && $form_state->getValue('cardinality') != FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED) { // Get a count of entities that have a value in a delta higher than the // one selected. Deltas start with 0, so the selected value does not // need to be incremented. $entities_with_higher_delta = \Drupal::entityQuery($this->entity->getTargetEntityTypeId()) ->condition($this->entity->getName() . '.%delta', $form_state->getValue('cardinality')) ->count() ->execute(); if ($entities_with_higher_delta) { $form_state->setErrorByName('cardinality_number', $this->formatPlural($entities_with_higher_delta, 'There is @count entity with @delta or more values in this field.', 'There are @count entities with @delta or more values in this field.', ['@delta' => $form_state->getValue('cardinality') + 1])); } }} |
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