Class for providing debug data based on a users WordPress environment.

Calls all core functions to check for updates.

Static function for generating site debug data when required.

Format the information gathered for debugging, in a manner suitable for copying to a forum or support ticket.

Fetch the total size of all the database tables for the active database user.

Fetch the sizes of the WordPress directories: wordpress (ABSPATH), plugins, themes, and uploads.

Core class used as the default shutdown handler for fatal errors.

Detects the error causing the crash if it should be handled.

Displays the default PHP error template.

Displays the PHP error template and sends the HTTP status code, typically 500.