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<?php
namespace Drupal\comment\Plugin\views\field;
use Drupal\views\Plugin\views\field\EntityField;
use Drupal\views\ResultRow;
/**
* Field handler to display the depth of a comment.
*
* @ingroup views_field_handlers
*
* @ViewsField("comment_depth")
*/
class Depth extends EntityField {
/**
* {@inheritdoc}
*/
public function getItems(ResultRow $values) {
$items = parent::getItems($values);
foreach ($items as &$item) {
// Work out the depth of this comment.
$comment_thread = $item['rendered']['#markup'];
$item['rendered']['#markup'] = count(explode('.', $comment_thread)) - 1;
}
return $items;
}
}