function template_preprocess_field_slideshow_pager in Field Slideshow 8.2

Same name and namespace in other branches

1. 8 field_slideshow.module \template_preprocess_field_slideshow_pager()
2. 7.2 field_slideshow.module \template_preprocess_field_slideshow_pager()
3. 7 field_slideshow.module \template_preprocess_field_slideshow_pager()

Implements template_preprocess().

File

./field_slideshow.module, line 187

Preprocess and theme hook functions.

Code

function template_preprocess_field_slideshow_pager(&$variables) {
  $items = $variables['items'];
  $fc_image_field = $variables['fc_image_field'];

  // Add thumbnails pager/carousel if needed.
  if (isset($variables['pager']) && ($variables['pager'] == 'image' || $variables['pager'] == 'carousel')) {
    if ($variables['pager'] == 'carousel') {
      $thumbnail_style = $variables['carousel_image_style'];
      if (isset($variables['carousel_skin']) && $variables['carousel_skin']) {
        $variables['#attached']['library'][] = 'field_slideshow/field_slideshow.field_slideshow.jquery.carousel.skin.' . $variables['carousel_skin'];
      }
    }
    else {
      $thumbnail_style = $variables['pager_image_style'];
    }
    $thumbnails = array();
    foreach ($items as $num => $item) {
      $thumbnail = array();
      if (!empty($variables['check'])) {
        $thumbnail['path'] = $item
          ->getValue()['fc_thumbnail_path'];
      }
      else {
        $thumbnail['path'] = $item->entity
          ->getFileUri();
      }
      $thumbnail['attributes'] = $item->_attributes;
      $thumbnail['attributes']['class'] = array(
        'field-slideshow-thumbnail',
        'field-slideshow-thumbnail-' . (1 + $num),
      );
      $thumbnail['alt'] = isset($item->alt) ? $item->alt : '';
      if (isset($item->width) && isset($item->height)) {
        $thumbnail['width'] = $item->width;
        $thumbnail['height'] = $item->height;
      }
      else {
        $thumbnail_dims = getimagesize($thumbnail['path']);
        $thumbnail['width'] = $thumbnail_dims[0];
        $thumbnail['height'] = $thumbnail_dims[1];
      }
      if (isset($item->title) && strlen($item->title) > 0) {
        $thumbnail['title'] = $item->title;
      }

      // @todo: need to add cache tags in image.
      if (!empty($variables['check'])) {
        $fc_image_item = $item
          ->getFieldCollectionItem()
          ->get($fc_image_field)
          ->first();
        $thumbnail_output = array(
          '#theme' => 'image_formatter',
          '#item' => $fc_image_item,
          '#item_attributes' => $thumbnail['attributes'],
          '#url' => "#",
        );
      }
      else {
        $thumbnail_output = array(
          '#theme' => 'image_formatter',
          '#item' => $item,
          '#item_attributes' => $thumbnail['attributes'],
          '#url' => "#",
        );
      }
      if ($thumbnail_style) {
        $thumbnail_output['#image_style'] = $thumbnail_style;
      }
      $thumbnails[] = $thumbnail_output;
    }
    $variables['thumbnails'] = array(
      '#theme' => 'item_list',
      '#items' => $thumbnails,
      '#attributes' => array(
        'id' => 'field-slideshow-' . $variables['slideshow_id'] . '-pager',
        'class' => 'field-slideshow-pager slides-' . count($items),
      ),
    );
  }
  $variables['items_count'] = count($items);
}