taxonomy_place-8.x-1.3/taxonomy_place.module

<?php

/**
 * @file
 * Contains taxonomy_place.module.
 */

use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Entity\EntityFormInterface;
use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\taxonomy\TermInterface;

/**
 * Implements hook_help().
 */
function taxonomy_place_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    case 'help.page.taxonomy_place':
      $readme = __DIR__ . '/README.md';
      $text = file_get_contents($readme);
      $output = '';

      // If the Markdown module is installed, use it to render the README.
      if ($text && \Drupal::moduleHandler()->moduleExists('markdown') === TRUE) {
        $filter_manager = \Drupal::service('plugin.manager.filter');
        $settings = \Drupal::configFactory()->get('markdown.settings')->getRawData();
        $config = ['settings' => $settings];
        $filter = $filter_manager->createInstance('markdown', $config);
        $output = $filter->process($text, 'en');
      }
      // Else the Markdown module is not installed output the README as text.
      elseif ($text) {
        $output = '<pre>' . $text . '</pre>';
      }

      // Add a link to the Drupal.org project.
      $output .= '<p>';
      $output .= t('Visit the <a href=":project_link">Taxonomy Place project page</a> on Drupal.org for more information.', [
        ':project_link' => 'https://www.drupal.org/project/taxonomy_place',
      ]);
      $output .= '</p>';

      return $output;
  }

}

/**
 * Implements hook_field_widget_form_alter().
 */
function taxonomy_place_field_widget_form_alter(&$element, FormStateInterface $form_state, $context) {
  if (!$form_state->getFormObject() instanceof EntityFormInterface) {
    return;
  }
  $entity = $form_state->getFormObject()->getEntity();
  $field_name = $context['items']->getName();

  $config = \Drupal::service('config.factory')->get('taxonomy_place.settings');
  $fields = $config->get('fields');
  $labels = $config->get('labels');
  if (!empty($labels)) {
    foreach ($fields as $field) {
      list(,$bundle, $address_field,) = explode(':', $field);
      if ($entity->bundle() == $bundle && $field_name == $address_field) {
        $element['#after_build'][] = 'taxonomy_place_address_after_build';
      }
    }
  }
}

/**
 * Custom address after_build, to alter the address field labels.
 */
function taxonomy_place_address_after_build($element, $form_state) {
  $config = \Drupal::service('config.factory')->get('taxonomy_place.settings');
  $labels = $config->get('labels');
  foreach ($labels as $key => $label) {
    $element['address'][$key]['#title'] = $label;
  }
  return $element;
}

/**
 * Implements hook_entity_presave().
 */
function taxonomy_place_entity_presave(EntityInterface $entity) {
  $config = \Drupal::service('config.factory')->get('taxonomy_place.settings');
  $fields = $config->get('fields');
  if (!empty($fields)) {
    foreach ($fields as $field) {
      list($entity_type, $bundle, $address_field, $entityreference_field) = explode(':', $field);
      if ($entity_type == $entity->getEntityTypeId()) {
        if ($bundle == $entity->bundle()) {
          $values = [];
          $address_values = $entity->get($address_field)->getValue();
          $creator = \Drupal::service('taxonomy_place.creator');
          foreach ($address_values as $delta => $address_value) {
            if ($term = $creator->createPlaceTerm($entity, $address_field, $delta)) {
              if ($term instanceof TermInterface) {
                $values[$delta] = ['target_id' => $term->id()];
              }
            }
          }
          $entity->set($entityreference_field, $values);
        }
      }
    }
  }
}