function FieldStorageConfigEditForm::validateCardinality
Same name and namespace in other branches
- 8.9.x core/modules/field_ui/src/Form/FieldStorageConfigEditForm.php \Drupal\field_ui\Form\FieldStorageConfigEditForm::validateCardinality()
- 10 core/modules/field_ui/src/Form/FieldStorageConfigEditForm.php \Drupal\field_ui\Form\FieldStorageConfigEditForm::validateCardinality()
- 11.x core/modules/field_ui/src/Form/FieldStorageConfigEditForm.php \Drupal\field_ui\Form\FieldStorageConfigEditForm::validateCardinality()
Validates the cardinality.
Parameters
array $element: The cardinality form render array.
\Drupal\Core\Form\FormStateInterface $form_state: The form state.
File
-
core/
modules/ field_ui/ src/ Form/ FieldStorageConfigEditForm.php, line 186
Class
- FieldStorageConfigEditForm
- Provides a form for the "field storage" edit page.
Namespace
Drupal\field_ui\FormCode
public function validateCardinality(array &$element, FormStateInterface $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')) {
$form_state->setError($element['cardinality_number'], $this->t('Number of values is required.'));
}
elseif (!$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())
->accessCheck(FALSE)
->condition($this->entity
->getName() . '.%delta', $form_state->getValue('cardinality'))
->count()
->execute();
if ($entities_with_higher_delta) {
$form_state->setError($element['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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