public function ParserBase::mappingFormAlter in Feeds 8.3

Alter mapping form.

Parameters

array $form: The mapping form definition.

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

Overrides MappingPluginFormInterface::mappingFormAlter

File

src/Feeds/Parser/ParserBase.php, line 39

Class

ParserBase

Base class for Feeds parsers.

Namespace

Drupal\feeds\Feeds\Parser

Code

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

  // Override the label for adding new sources, so it is more clear what the
  // source value represents.
  $source_label = $this
    ->configSourceLabel();
  $description = $this
    ->configSourceDescription();
  if ($source_label || $description) {
    foreach (Element::children($form['mappings']) as $i) {
      if (!isset($form['mappings'][$i]['map'])) {
        continue;
      }
      foreach (Element::children($form['mappings'][$i]['map']) as $subtarget) {
        if ($source_label) {
          $form['mappings'][$i]['map'][$subtarget]['select']['#options']['__new'] = $this
            ->t('New @label...', [
            '@label' => $source_label,
          ]);
        }
        if ($description) {
          $form['mappings'][$i]['map'][$subtarget]['__new']['value']['#description'] = $description;
        }
      }
    }
  }
}