media_block.inc

/**
 * Block call back for a media block.
 */
function example_block_media($entity = NULL, $child_title = NULL) {
  $block = array();
  $wrapper = empty($entity) ? entity_metadata_wrapper('node', menu_get_object()) : $entity;
 
  if ($wrapper->type->value() == 'parent' || $wrapper->type->value() == 'child') {
    if ($value = $wrapper->field_video_embed_code->value(array(
      'sanitize' => TRUE
    ))) {
      $block['content'] = theme('example_brightcove', array(
        '@videoPlayer' => $value[0],
        'videoID' => '1234567910',
        'attributes' => array(
          'class' => 'example-media',
        ),
      ));
    }
    elseif ($value = $wrapper->field_flickr->value(array(
      'sanitize' => TRUE
    ))) {
      $block['content'] = theme('example_flickr_set_slideshow', array(
        'set_id' => $value,
        'attributes' => array(
          'class' => 'example-media',
        ),
      ));
    }
    elseif ($wrapper->field_files->value()) {
      $description = $wrapper->field_files[0]->description->value() !== '' ? $wrapper->field_files[0]->description->value()
          : $description = $wrapper->title->value();
 
      // If we call recursively, and no description is set, then use the title of the child
      if (isset($child_title) && $wrapper->field_files[0]->description->value() == '') {
        $description = $child_title;
      }
 
      $description = filter_xss($description);
 
      $block['content'] = theme('image', array(
        'path' => $wrapper->field_files[0]->file->url->value(),
        'alt' => $description,
        'title' => $description,
        'width' => '300px',
        'height' => '220px',
        'attributes' => array(
          'class' => 'example-media',
        ),
      ));
    }
    elseif ($wrapper->type->value() == 'child') {
      // Pass in the title of the child node to use as the title/alt
      // text of the image (in case one wasn't set).
      // field_parent_node_ref is a required field on child content type.
      $block = example_block_media($wrapper->field_parent_node_ref, $wrapper->title->value());
    }
  }
  return $block;
}