Delete comments and all their replies.

Parameters

$cids: The comment to delete.

6 calls to comment_delete_multiple()
CommentInterfaceTest::setEnvironment in modules/comment/comment.test
Re-configures the environment, module settings, and user permissions.
comment_admin_overview_submit in modules/comment/comment.admin.inc
Process comment_admin_overview form submissions.
comment_delete in modules/comment/comment.module
Delete a comment and all its replies.
comment_multiple_delete_confirm_submit in modules/comment/comment.admin.inc
Process comment_multiple_delete_confirm form submissions.
comment_node_delete in modules/comment/comment.module
Implements hook_node_delete().

... See full list

File

modules/comment/comment.module, line 1631
Enables users to comment on published content.

Code

function comment_delete_multiple($cids) {
  $comments = comment_load_multiple($cids);
  if ($comments) {
    $transaction = db_transaction();
    try {

      // Delete the comments.
      db_delete('comment')
        ->condition('cid', array_keys($comments), 'IN')
        ->execute();
      foreach ($comments as $comment) {
        field_attach_delete('comment', $comment);
        module_invoke_all('comment_delete', $comment);
        module_invoke_all('entity_delete', $comment, 'comment');

        // Delete the comment's replies.
        $child_cids = db_query('SELECT cid FROM {comment} WHERE pid = :cid', array(
          ':cid' => $comment->cid,
        ))
          ->fetchCol();
        comment_delete_multiple($child_cids);
        _comment_update_node_statistics($comment->nid);
      }
    } catch (Exception $e) {
      $transaction
        ->rollback();
      watchdog_exception('comment', $e);
      throw $e;
    }
  }
}