rng.module

<?php

use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Session\AccountInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;
use Drupal\rng\EventTypeInterface;
use Drupal\Core\Render\Element;

/**
 * Implements hook_help().
 */
function rng_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    case 'rng.registration_type.overview':
      $output = '<p>' . t('Each registration type is a form that is filled to create a registration. Events can choose which registration type to use for its registrations.') . '</p>';
      return $output;
  }
}

/**
 * Implements hook_entity_access().
 */
function rng_entity_access(EntityInterface $entity, $operation, AccountInterface $account) {
  /** @var \Drupal\rng\RngEntityAccess $rng_access */
  $rng_access = \Drupal::service('rng.entity.access');
  return $rng_access->hook_entity_access($entity, $operation, $account);
}

/**
 * Implements hook_form_alter().
 */
function rng_form_alter(&$form, FormStateInterface $form_state, $form_id) {
  if ($form_id == 'user_admin_permissions') {
    // Anonymous 'user' cannot register himself because it is a fake user.
    $form['permissions']['rng register self'][AccountInterface::ANONYMOUS_ROLE]['#disabled'] = TRUE;
    $form['permissions']['rng register self'][AccountInterface::ANONYMOUS_ROLE]['#access'] = FALSE;
  }
}

/**
 * Implements hook_cron().
 */
function rng_cron() {
  /** @var \Drupal\rng\RngCron $rng_cron */
  $rng_cron = \Drupal::service('rng.cron');
  $rng_cron->hook_cron();
}

/**
 * Implements hook_entity_operation().
 */
function rng_entity_operation(EntityInterface $entity) {
  $operations = [];

  if ($entity instanceof EventTypeInterface) {
    $operations['access_defaults'] = array(
      'title' => t('Event access defaults'),
      'url' => Url::fromRoute('entity.event_type.access_defaults', [
        'event_type' => $entity->id(),
      ]),
      'weight' => 20,
    );
  }

  return $operations;
}

/**
 * Implements hook_entity_insert().
 */
function rng_entity_insert(EntityInterface $entity) {
  /** @var \Drupal\rng\RngEntityModel $rng_model */
  $rng_model = \Drupal::service('rng.entity.model');
  $rng_model->hook_entity_postsave($entity, FALSE);
}

/**
 * Implements hook_entity_update().
 */
function rng_entity_update(EntityInterface $entity) {
  /** @var \Drupal\rng\RngEntityModel $rng_model */
  $rng_model = \Drupal::service('rng.entity.model');
  $rng_model->hook_entity_postsave($entity, TRUE);
}

/**
 * Implements hook_entity_predelete().
 */
function rng_entity_predelete(EntityInterface $entity) {
  /** @var \Drupal\rng\RngEntityModel $rng_model */
  $rng_model = \Drupal::service('rng.entity.model');
  $rng_model->hook_entity_predelete($entity);
}

/**
 * Implements hook_theme().
 */
function rng_theme() {
  return [
    'registration' => [
      'render element' => 'elements',
    ],
  ];
}

/**
 * Prepares variables for registration templates.
 *
 * Default template: registration.html.twig.
 *
 * @param array $variables
 *   An associative array containing:
 *   - elements: An associative array containing the user information and any
 *   - attributes: HTML attributes for the containing element.
 */
function template_preprocess_registration(array &$variables) {
  foreach (Element::children($variables['elements']) as $key) {
    $variables['content'][$key] = $variables['elements'][$key];
  }
}