Get a filename that is sanitized and unique for the given directory.

Updates the comment count for the post.

This was once used to kick-off the Plugin Updater.

Performs term count update immediately.

Validates authentication cookie.

Meta widget used to display the control form for a widget.

Retrieve description for widget.

Display RSS widget options form.

Display the RSS entries in a list.

Process RSS feed widget data and optionally retrieve feed items.