Filters the file list used for calculating a unique filename for a newly added file.

Filters the list of query variable names to remove.

Filters the robots.txt output.

Filters whether to send the site admin email change notification email.

Filters the contents of the email notification sent when the site admin email address is changed.

Filters all the smilies.

Filters an HTTP status header.

Filters the uploads directory data.

Filters list of allowed mime types and file extensions.

Filters whether to load the authentication check.