zooming-8.x-1.0/zooming.module

<?php

/**
 * @file
 * Provides Zooming integration.
 */

/**
 * Implements hook_library_info_alter().
 */
function zooming_library_info_alter(&$libraries, $extension) {
  // Supports other location such as distros, etc.
  if ($extension === 'zooming'
    && $path = blazy()->getLibrariesPath('zooming')) {
    $libraries['zooming']['js'] = ['/' . $path . '/build/zooming.min.js' => []];
  }
}

/**
 * Implements hook_blazy_attach_alter().
 */
function zooming_blazy_attach_alter(array &$load, array $attach = []) {
  if (!empty($attach['zooming'])) {
    $load['library'][] = 'zooming/load';
  }
}

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

/**
 * Overrides variables for theme_blazy().
 */
function zooming_preprocess_blazy(array &$variables) {
  $settings  = &$variables['settings'];
  $blazies   = $settings['blazies'];
  $switch    = $settings['media_switch'] ?? '';
  $type      = $blazies->get('media.type');
  $box_url   = $blazies->get('lightbox.url');
  $embed_url = $blazies->get('media.embed_url');
  $is_video  = $type == 'video';
  $is_video  = $blazies->is('remote_video') ?: $is_video;
  $url       = $variables['url'] ?? NULL;
  $url       = $url ?: $box_url;

  // Zooming is registered as lightbox, but we'll make it a hybrid of media
  // and lightbox switcher in order to support video which is inline by nature
  // of Zooming. This also fixes erratic behavior with clicked-through links.
  if ($switch == 'zooming' && $url) {
    // Removes regular lightbox icon, except for inline remote video.
    if (!$embed_url || $blazies->is('lightbox')) {
      $variables['icon'] = '';
    }

    // Copy lightbox URL attributes into the main attributes as we drop it.
    $url_attributes = $variables['url_attributes'];
    $variables['attributes']['data-media'] = $url_attributes['data-media'];

    // Disable lightbox (A tag) for the hybrid of media and quasi-lightbox.
    $variables['url'] = '';

    // Support video thumbnail for the lightbox.
    if ($is_video && $box_url) {
      $url = $box_url;
    }

    // Provides the expected attributes for JS.
    // The library only works with IMG, not CSS background.
    if (!empty($variables['image'])) {
      $variables['image']['#attributes']['data-original'] = $url;
      $variables['image']['#attributes']['class'][] = 'zooming';
    }
  }
}

/**
 * Implements hook_blazy_item_alter().
 */
function zooming_blazy_item_alter(array &$settings, array &$attributes, array &$item_attributes) {
  $blazies = $settings['blazies'];

  // Zooming is registered as lightbox, but we'll make it a hybrid of media
  // and lightbox switcher in order to support video which is inline by nature
  // of Zooming. This also fixes erratic behavior with clicked-through links.
  $is_video = $blazies->get('media.embed_url');
  $is_local = $blazies->is('local_media');
  if ($blazies->get('zooming') && ($is_video || $is_local)) {
    $blazies->set('switch', 'media')
      ->set('is.player', $is_video)
      ->set('is.lightbox', FALSE)
      ->set('use.player', $is_video);
  }
}

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