Outputs the form used by the importers to accept the data to be imported

Insert an attachment.

Updates an existing Category or creates a new Category.

Inserts a comment into the database.

Inserts a link into the database, or updates an existing link.

Inserts a user into the database.

Email login credentials to a newly-registered user.

Resets global variables based on $_GET and $_POST.

Formats text for the rich text editor.

Calculates the new dimensions for a downsampled image.