sendy.module

<?php

/**
 * @file
 * Contains sendy.module.
 */

use Drupal\Core\Routing\RouteMatchInterface;

/**
 * Implements hook_help().
 */
function sendy_help($route_name, RouteMatchInterface $route_match) {
  switch ($route_name) {
    // Main module help for the sendy module.
    case 'help.page.sendy':
      $output = '';
      $output .= '<h3>' . t('About') . '</h3>';
      $output .= '<p>' . t('This module provides sendy.co integration') . '</p>';
      return $output;

    default:
  }
}

/**
 * Implements hook_form_FORM_ID_alter().
 */
function sendy_form_sendy_subscribe_form_alter(&$form, \Drupal\Core\Form\FormStateInterface $form_state, $form_id) {
  // Support honeypot module.
    if (\Drupal::moduleHandler()->moduleExists("honeypot")) {
      honeypot_add_form_protection($form, $form_state, ['honeypot']);
    }
}

/**
 * Return all published newsletter lists.
 * @return array
 */
function _sendy_get_newsletter_lists() {
  $entity_ids = \Drupal::entityQuery('newsletter_list')
    ->condition('status', 1)
    ->execute();
  return \Drupal::entityTypeManager()->getStorage('newsletter_list')->loadMultiple($entity_ids);
}