slick_lightbox-8.x-1.x-dev/slick_lightbox.module

<?php

/**
 * @file
 * Provides Slick lightbox images integration.
 */

use Drupal\slick\Entity\Slick;

/**
 * Implements hook_library_info_alter().
 */
function slick_lightbox_library_info_alter(&$libraries, $extension) {
  if ($extension === 'slick_lightbox'
    && $path = slick()->getLibrariesPath('slick-lightbox')) {
    $libraries['slick-lightbox']['js'] = ['/' . $path . '/dist/slick-lightbox.min.js' => []];
    $libraries['slick-lightbox']['css']['base'] = ['/' . $path . '/dist/slick-lightbox.css' => []];
  }
}

/**
 * Implements hook_blazy_attach_alter().
 */
function slick_lightbox_blazy_attach_alter(array &$load, $attach = []) {
  if (!empty($attach['slick_lightbox'])) {
    $optionset = Slick::loadSafely('slick_lightbox');

    // Attach default skin in the least.
    $attach['skin'] = $optionset->getSkin() ?: 'default';

    // @todo replace with $optionset->toJson() post slick:2.10.
    if ($json = $optionset->removeDefaultValues($optionset->getSettings())) {
      $excludes = ['appendArrows', 'asNavFor', 'prevArrow', 'nextArrow'];
      $excludes = array_combine($excludes, $excludes);

      // The lightbox requires a separate lazy flag ignoring Slick default.
      $json['lazyLoad'] = $optionset->getSetting('lazyLoad');
      // To add more itemSelector, append by comma, do not nullify defaults.
      // Do not put .slide to avoid clone issues, see
      // slick_lightbox_preprocess_blazy() for slides. Implement
      // hook_slick_lightbox_attach_alter() to modify things in here.
      $lightbox = [
        'itemContainers' => [
          '.box',
          '.grid',
          '.field__item',
          // '.slide:not(.slick-clone)',
          '.views-row',
          '.content',
        ],
        'itemSelector' => '[data-slick-lightbox-trigger],.slick-lightbox-trigger',
      ];
      $slick = array_diff_key($json, $excludes);

      slick()->moduleHandler()->alter('slick_lightbox_attach', $slick, $lightbox, $load);
      $load['drupalSettings']['slickLightbox'] = [
        'lightbox' => $lightbox,
        'slick' => $slick,
      ];
    }

    $load['library'][] = 'slick_lightbox/load';
    slick()->attachSkin($load, $attach);
  }
}

/**
 * Implements hook_blazy_lightboxes_alter().
 */
function slick_lightbox_blazy_lightboxes_alter(array &$lightboxes) {
  $lightboxes[] = 'slick_lightbox';
}

/**
 * Implements hook_blazy_settings_alter().
 */
function slick_lightbox_blazy_settings_alter(array &$build, $items) {
  $settings = &$build['#settings'];

  // Tell Blazy we are supporting rich box: local video within lightbox.
  if (!empty($settings['media_switch'])
    && $settings['media_switch'] == 'slick_lightbox') {
    $blazies = $settings['blazies'];
    $blazies->set('is.richbox', TRUE)
      ->set('is.encodedbox', TRUE);
  }
}

/**
 * Implements hook_help().
 */
function slick_lightbox_help($route_name) {
  if ($route_name == 'help.page.slick_lightbox') {
    $output = file_get_contents(dirname(__FILE__) . '/README.md');
    return blazy()->markdown($output);
  }
  return '';
}