public function EntityProcessorBase::mappingFormValidate in Feeds 8.3

Validate handler for the mapping form.

Parameters

array $form: The mapping form definition.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the mapping form.

Overrides MappingPluginFormInterface::mappingFormValidate

File

src/Feeds/Processor/EntityProcessorBase.php, line 941

Class

EntityProcessorBase

Defines a base entity processor.

Namespace

Drupal\feeds\Feeds\Processor

Code

public function mappingFormValidate(array &$form, FormStateInterface $form_state) {

  // Display a warning when mapping to entity ID and having that one not set
  // as unique.
  $id_key = $this->entityType
    ->getKey('id');
  foreach ($this->feedType
    ->getMappings() as $delta => $mapping) {
    try {
      $target_definition = $this->feedType
        ->getTargetPlugin($delta)
        ->getTargetDefinition();
      if (!$target_definition instanceof FieldTargetDefinition) {
        continue;
      }

      /** @var \Drupal\Core\Field\FieldDefinitionInterface $field_definition */
      $field_definition = $target_definition
        ->getFieldDefinition();
      if ($field_definition
        ->getName() != $id_key) {
        continue;
      }
      $is_unique = $form_state
        ->getValue([
        'mappings',
        $delta,
        'unique',
        $field_definition
          ->getMainPropertyName(),
      ]);
      if (!$is_unique) {

        // Entity ID not set as unique. Display warning.
        $this
          ->messenger()
          ->addWarning($this
          ->t('When mapping to the entity ID (@name), it is recommended to set it as unique.', [
          '@name' => $target_definition
            ->getLabel(),
        ]));
      }
    } catch (MissingTargetException $e) {

      // Ignore missing targets.
    }
  }
}