localgov_microsites_group-4.1.0/modules/localgov_microsites_group_term_ui/localgov_microsites_group_term_ui.module

<?php

/**
 * @file
 * LocalgGov Microsites Group Term UI module file.
 */

use Drupal\Component\Serialization\Yaml;
use Drupal\Core\Entity\EntityFormInterface;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\group\Entity\GroupType;
use Drupal\taxonomy\Entity\Term;
use Drupal\views\Entity\View;

/**
 * Implements hook_modules_installed().
 */
function localgov_microsites_group_term_ui_modules_installed($modules, $is_syncing) {

  // Disable the Term view that comes with the group_term module.
  if (in_array('localgov_microsites_group_term_ui', $modules) && !$is_syncing) {
    $view = \Drupal::entityTypeManager()->getStorage('view')
      ->load('group_terms');
    if (is_null($view)) {
      $module_path = \Drupal::service('extension.list.module')->getPath('localgov_microsites_group_term_ui');
      $view_config = Yaml::decode(file_get_contents($module_path . '/config/extra/views.view.group_terms.yml'));
      $view = View::create($view_config);
      $view->save();
    }
    $view->setStatus(FALSE)
      ->save();
  }
}

/**
 * Implements hook_entity_insert().
 */
function localgov_microsites_group_term_ui_entity_insert(EntityInterface $entity) {

  if ($entity->getEntityTypeId() != 'taxonomy_term') {
    return;
  }

  /** @var \Drupal\group\Entity\Group $group */
  $group = \Drupal::routeMatch()->getParameter('group');
  if (empty($group)) {
    return;
  }

  // Add term as group content.
  $group_type = GroupType::load($group->bundle());
  $plugin_id = 'group_term:' . $entity->bundle();
  if ($group_type->hasPlugin($plugin_id)) {
    $group->addRelationship($entity, $plugin_id);
  }
}

/**
 * Implements hook_form_alter().
 */
function localgov_microsites_group_term_ui_form_alter(&$form, FormStateInterface $form_state, $form_id) {

  // Only alter LocalGov taxonomy forms.
  if (!in_array($form_id, [
    'taxonomy_term_localgov_event_category_form',
    'taxonomy_term_localgov_event_locality_form',
    'taxonomy_term_localgov_event_price_form',
    'taxonomy_term_localgov_topic_form',
  ])) {
    return;
  }

  // Filter parent terms so that only group terms are shown.
  if (isset($form['relations']['parent']['#options'])) {

    // Find group.
    $group = localgov_microsites_group_get_by_context();
    if (is_null($group)) {
      /** @var \Drupal\group\Entity\Group $group */
      $group = \Drupal::routeMatch()->getParameter('group');
    }

    // Find vocabulary.
    $vid = \Drupal::routeMatch()->getParameter('vid');
    if (
      is_null($vid) &&
      $form_state->getFormObject() instanceof EntityFormInterface
    ) {
      $vid = $form_state->getFormObject()->getEntity()->bundle();
    }

    // Remove terms that are not part of the groups content.
    if (!is_null($group) && !is_null($vid)) {
      foreach ($form['relations']['parent']['#options'] as $tid => $name) {
        $terms = $tid ? $group->getRelationshipsByEntity(Term::load($tid)) : [];
        if ($name != '<root>' && empty($terms)) {
          unset($form['relations']['parent']['#options'][$tid]);
        }
      }
    }
  }

  // Add our submit handler.
  $form['actions']['overview']['#access'] = TRUE;
  $form['actions']['overview']['#submit'][] = 'localgov_microsites_group_term_ui_submit_taxonomy_term_localgov_topic_form';
}

/**
 * Submit handler for taxonomy_term_localgov_topic_form.
 */
function localgov_microsites_group_term_ui_submit_taxonomy_term_localgov_topic_form($form, FormStateInterface $form_state) {

  // Redirect back to the vocabulary type listing page.
  $group = \Drupal::routeMatch()->getParameter('group');
  $vid = \Drupal::routeMatch()->getParameter('vid');
  if (!is_null($group) && !is_null($vid)) {
    $form_state->setRedirect('view.lgms_group_taxonomy_terms.page',
      [
        'group' => $group->id(),
        'vid' => $vid,
      ]);
  }
}