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Fri, 19 Jul 2013 15:10:00 -0400
[ To any NSA and FBI agents reading my email: please consider
[ whether defending the US Constitution against all enemies,
[ foreign or domestic, requires you to follow Snowden's example.
I would like to replace epa-mail-encrypt with this,
to make it usable from Lisp code. Any objections?
(defun epa-mail-encrypt (&optional recipients signers)
"Encrypt the outgoing mail message in the current buffer.
Optional argument RECIPIENTS is a list of recipient addresses
or t to perform symmetric encryption. If it is nil,
take the recipients from the text in the header in the buffer.
SIGNERS is a list of keys to sign the message with."
(let ((verbose current-prefix-arg))
(list (if verbose
"Select recipients for encryption.
If no one is selected, symmetric encryption will be performed. "
(and verbose (y-or-n-p "Sign? ")
"Select keys for signing. ")))))
(let (start real-recipients recipient-keys)
(if (eq recipients t)
(let ((config (epg-configuration))
(context (epg-make-context epa-protocol))
recipients-string recipient-key sign)
(if (search-forward mail-header-separator nil 0)
(nconc (mail-fetch-field "to" nil nil t)
(mail-fetch-field "cc" nil nil t)
(mail-fetch-field "bcc" nil nil t))
(insert "to: " recipients-string "\n")
(expand-mail-aliases (point-min) (point-max))
(car (mail-fetch-field "to" nil nil t))))))
(split-string recipients-string "," t "[ \t\n]*"))
;; Process all the recipients thru the list of GnuPG groups.
;; Expand GnuPG group names to what they stand for.
(or (epg-expand-group config recipient)
(if (search-forward mail-header-separator nil t)
(setq start (point))
(epa--select-safe-coding-system (point) (point-max))))
(if (string-match "@" recipient)
(concat "<" recipient ">")
(unless (or recipient-key
"No public key for %s; skip it? "
(error "No public key for %s" recipient))
(if recipient-key (list recipient-key)))
;; Don't let some read-only text stop us from encrypting.
(let ((inhibit-read-only t))
(epa-encrypt-region start (point-max) recipient-keys signers signers))))
Dr Richard Stallman
President, Free Software Foundation
51 Franklin St
Boston MA 02110
Skype: No way! That's nonfree (freedom-denying) software.
Use Ekiga or an ordinary phone call.
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