function views_handler_field_node_disqus_comment_count::render in Disqus 7

When rendering the field.

Overrides views_handler_field::render

File

./disqus.views.inc, line 37

Views integration with the Disqus module.

Class

views_handler_field_node_disqus_comment_count

Field handler to present the number of Disqus comments on a node.

Code

function render($values) {

  // Ensure Disqus comments are available on the node user has access to edit this node.
  $node = node_load($values->nid);
  if (user_access('view disqus comments') && isset($node->disqus)) {

    // Extract the Disqus values.
    $disqus = $node->disqus;

    // Build a renderable array for the link.
    $content = array(
      '#theme' => 'link',
      '#text' => t('Comments'),
      '#path' => $disqus['identifier'],
      '#options' => array(
        'fragment' => 'disqus_thread',
        'attributes' => array(
          // Identify the node for Disqus with the unique identifier:
          // http://docs.disqus.com/developers/universal/#comment-count
          'data-disqus-identifier' => $disqus['identifier'],
        ),
        'html' => FALSE,
      ),
    );

    /**
     * This attaches disqus.js, which will look for the DOM variable
     * disqusComments which is set below. When found, the disqus javascript
     * api replaces the html element with the attribute:
     * "data-disqus-identifier" and replaces the element with the number of
     * comments on the node.
     */
    $content['#attached'] = array(
      'js' => array(
        array(
          'data' => drupal_get_path('module', 'disqus') . '/js/disqus.js',
        ),
        array(
          'data' => array(
            'disqusComments' => $disqus['domain'],
          ),
          'type' => 'setting',
        ),
      ),
    );
    return drupal_render($content);
  }
}