open_citations.module

<?php

/**
 * @file
 * Open citations module file.
 */

use Drupal\Core\Form\FormStateInterface;
use Drupal\open_citations\Entity\node\Publication;
use Drupal\open_citations\OpenCitationsBatches;

/**
 * Implements hook_entity_bundle_info_alter().
 */
function open_citations_entity_bundle_info_alter(array &$bundles): void {
  if (isset($bundles['node']['publication'])) {
    $bundles['node']['publication']['class'] = Publication::class;
  }
}

/**
 * Implements hook_form_FORM_ID_alter().
 *
 * Alter node create/edit form to add a new button for triggering the batch.
 */
function open_citations_form_node_form_alter(&$form, $form_state) {
  if (isset($form['actions']['submit'])) {
    $button_label = t('Save and Update Citation Data');
    $form['actions']['update_citations'] = ['#value' => $button_label] + $form['actions']['submit'];
    $form['actions']['update_citations']['#submit'][] = '_open_citations_node_format_submit';
  }
}

/**
 * Submit handler for the update citations button.
 *
 * @param array $form
 *   The form.
 * @param \Drupal\Core\Form\FormStateInterface $form_state
 *   The form state.
 */
function _open_citations_node_format_submit(array $form, FormStateInterface $form_state) {
  OpenCitationsBatches::initiateBatchProcessing();
}