+(autoload 'message-insert-header "message" nil t)
+
+(defun gnus--insert-random-face-with-type (fun type)
+ "Get a random face using FUN and insert it as a header TYPE.
+
+For instance, to insert an X-Face use `gnus-random-x-face' as FUN
+ and \"X-Face\" as TYPE."
+ (let ((data (funcall fun)))
+ (save-excursion
+ (if data
+ (progn (message-goto-eoh)
+ (insert type ": " data "\n"))
+ (message
+ "No face returned by the function %s." (symbol-name fun))))))
+
+
+
+;;;###autoload
+(defun gnus-random-x-face ()
+ "Return X-Face header data chosen randomly from `gnus-x-face-directory'.
+
+Files matching `gnus-x-face-omit-files' are not considered."
+ (interactive)
+ (gnus--random-face-with-type gnus-x-face-directory "\\.pbm$" gnus-x-face-omit-files
+ (lambda (file)
+ (gnus-shell-command-to-string
+ (format gnus-convert-pbm-to-x-face-command
+ (shell-quote-argument file))))))