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view core/modules/taxonomy/src/TermForm.php @ 19:fa3358dc1485 tip
Add ndrum files
author | Chris Cannam |
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date | Wed, 28 Aug 2019 13:14:47 +0100 |
parents | af1871eacc83 |
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<?php namespace Drupal\taxonomy; use Drupal\Core\Entity\ContentEntityForm; use Drupal\Core\Entity\EntityConstraintViolationListInterface; use Drupal\Core\Form\FormStateInterface; /** * Base for handler for taxonomy term edit forms. * * @internal */ class TermForm extends ContentEntityForm { /** * {@inheritdoc} */ public function form(array $form, FormStateInterface $form_state) { $term = $this->entity; $vocab_storage = $this->entityTypeManager->getStorage('taxonomy_vocabulary'); /** @var \Drupal\taxonomy\TermStorageInterface $taxonomy_storage */ $taxonomy_storage = $this->entityTypeManager->getStorage('taxonomy_term'); $vocabulary = $vocab_storage->load($term->bundle()); $parent = array_keys($taxonomy_storage->loadParents($term->id())); $form_state->set(['taxonomy', 'parent'], $parent); $form_state->set(['taxonomy', 'vocabulary'], $vocabulary); $form['relations'] = [ '#type' => 'details', '#title' => $this->t('Relations'), '#open' => $taxonomy_storage->getVocabularyHierarchyType($vocabulary->id()) == VocabularyInterface::HIERARCHY_MULTIPLE, '#weight' => 10, ]; // \Drupal\taxonomy\TermStorageInterface::loadTree() and // \Drupal\taxonomy\TermStorageInterface::loadParents() may contain large // numbers of items so we check for taxonomy.settings:override_selector // before loading the full vocabulary. Contrib modules can then intercept // before hook_form_alter to provide scalable alternatives. if (!$this->config('taxonomy.settings')->get('override_selector')) { $exclude = []; if (!$term->isNew()) { $parent = array_keys($taxonomy_storage->loadParents($term->id())); $children = $taxonomy_storage->loadTree($vocabulary->id(), $term->id()); // A term can't be the child of itself, nor of its children. foreach ($children as $child) { $exclude[] = $child->tid; } $exclude[] = $term->id(); } $tree = $taxonomy_storage->loadTree($vocabulary->id()); $options = ['<' . $this->t('root') . '>']; if (empty($parent)) { $parent = [0]; } foreach ($tree as $item) { if (!in_array($item->tid, $exclude)) { $options[$item->tid] = str_repeat('-', $item->depth) . $item->name; } } $form['relations']['parent'] = [ '#type' => 'select', '#title' => $this->t('Parent terms'), '#options' => $options, '#default_value' => $parent, '#multiple' => TRUE, ]; } $form['relations']['weight'] = [ '#type' => 'textfield', '#title' => $this->t('Weight'), '#size' => 6, '#default_value' => $term->getWeight(), '#description' => $this->t('Terms are displayed in ascending order by weight.'), '#required' => TRUE, ]; $form['vid'] = [ '#type' => 'value', '#value' => $vocabulary->id(), ]; $form['tid'] = [ '#type' => 'value', '#value' => $term->id(), ]; return parent::form($form, $form_state); } /** * {@inheritdoc} */ public function validateForm(array &$form, FormStateInterface $form_state) { parent::validateForm($form, $form_state); // Ensure numeric values. if ($form_state->hasValue('weight') && !is_numeric($form_state->getValue('weight'))) { $form_state->setErrorByName('weight', $this->t('Weight value must be numeric.')); } } /** * {@inheritdoc} */ public function buildEntity(array $form, FormStateInterface $form_state) { $term = parent::buildEntity($form, $form_state); // Prevent leading and trailing spaces in term names. $term->setName(trim($term->getName())); // Assign parents with proper delta values starting from 0. $term->parent = array_keys($form_state->getValue('parent')); return $term; } /** * {@inheritdoc} */ protected function getEditedFieldNames(FormStateInterface $form_state) { return array_merge(['parent', 'weight'], parent::getEditedFieldNames($form_state)); } /** * {@inheritdoc} */ protected function flagViolations(EntityConstraintViolationListInterface $violations, array $form, FormStateInterface $form_state) { // Manually flag violations of fields not handled by the form display. This // is necessary as entity form displays only flag violations for fields // contained in the display. // @see ::form() foreach ($violations->getByField('parent') as $violation) { $form_state->setErrorByName('parent', $violation->getMessage()); } foreach ($violations->getByField('weight') as $violation) { $form_state->setErrorByName('weight', $violation->getMessage()); } parent::flagViolations($violations, $form, $form_state); } /** * {@inheritdoc} */ public function save(array $form, FormStateInterface $form_state) { $term = $this->entity; $result = $term->save(); $edit_link = $term->toLink($this->t('Edit'), 'edit-form')->toString(); $view_link = $term->toLink()->toString(); switch ($result) { case SAVED_NEW: $this->messenger()->addStatus($this->t('Created new term %term.', ['%term' => $view_link])); $this->logger('taxonomy')->notice('Created new term %term.', ['%term' => $term->getName(), 'link' => $edit_link]); break; case SAVED_UPDATED: $this->messenger()->addStatus($this->t('Updated term %term.', ['%term' => $view_link])); $this->logger('taxonomy')->notice('Updated term %term.', ['%term' => $term->getName(), 'link' => $edit_link]); break; } $current_parent_count = count($form_state->getValue('parent')); // Root doesn't count if it's the only parent. if ($current_parent_count == 1 && $form_state->hasValue(['parent', 0])) { $form_state->setValue('parent', []); } $form_state->setValue('tid', $term->id()); $form_state->set('tid', $term->id()); } }