;; notmuch-mua.el --- emacs style mail-user-agent
;;
;; Copyright © David Edmondson
;;
;; This file is part of Notmuch.
;;
;; Notmuch is free software: you can redistribute it and/or modify it
;; under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;;
;; Notmuch is distributed in the hope that it will be useful, but
;; WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;; General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with Notmuch. If not, see .
;;
;; Authors: David Edmondson
(require 'message)
(require 'notmuch-lib)
(require 'notmuch-address)
;;
(defcustom notmuch-mua-send-hook '(notmuch-mua-message-send-hook)
"Hook run before sending messages."
:group 'notmuch
:type 'hook)
(defcustom notmuch-mua-user-agent-function 'notmuch-mua-user-agent-full
"Function used to generate a `User-Agent:' string. If this is
`nil' then no `User-Agent:' will be generated."
:group 'notmuch
:type 'function
:options '(notmuch-mua-user-agent-full
notmuch-mua-user-agent-notmuch
notmuch-mua-user-agent-emacs))
(defcustom notmuch-mua-hidden-headers '("^User-Agent:")
"Headers that are added to the `message-mode' hidden headers
list."
:group 'notmuch
:type '(repeat string))
;;
(defun notmuch-mua-user-agent-full ()
"Generate a `User-Agent:' string suitable for notmuch."
(concat (notmuch-mua-user-agent-notmuch)
" "
(notmuch-mua-user-agent-emacs)))
(defun notmuch-mua-user-agent-notmuch ()
"Generate a `User-Agent:' string suitable for notmuch."
(concat "Notmuch/" (notmuch-version) " (http://notmuchmail.org)"))
(defun notmuch-mua-user-agent-emacs ()
"Generate a `User-Agent:' string suitable for notmuch."
(concat "Emacs/" emacs-version " (" system-configuration ")"))
(defun notmuch-mua-add-more-hidden-headers ()
"Add some headers to the list that are hidden by default."
(mapc (lambda (header)
(when (not (member header 'message-hidden-headers))
(push header message-hidden-headers)))
notmuch-mua-hidden-headers))
(defun notmuch-mua-reply (query-string)
(let (headers body)
;; This make assumptions about the output of `notmuch reply', but
;; really only that the headers come first followed by a blank
;; line and then the body.
(with-temp-buffer
(call-process notmuch-command nil t nil "reply" query-string)
(goto-char (point-min))
(if (re-search-forward "^$" nil t)
(save-excursion
(save-restriction
(narrow-to-region (point-min) (point))
(goto-char (point-min))
(setq headers (mail-header-extract)))))
(forward-line 1)
(setq body (buffer-substring (point) (point-max))))
(let
;; Overlay the composition window on that being used to read
;; the original message.
((same-window-regexps '("\\*mail .*")))
(notmuch-mua-mail (mail-header 'to headers)
(mail-header 'subject headers)
(message-headers-to-generate headers t '(to subject))))
;; insert the message body - but put it in front of the signature
;; if one is present
(goto-char (point-max))
(if (re-search-backward message-signature-separator nil t)
(forward-line -1)
(goto-char (point-max)))
(insert body))
(set-buffer-modified-p nil)
(message-goto-body))
(defun notmuch-mua-forward-message ()
(message-forward)
(when notmuch-mua-user-agent-function
(let ((user-agent (funcall notmuch-mua-user-agent-function)))
(when (not (string= "" user-agent))
(message-add-header (format "User-Agent: %s" user-agent)))))
(message-sort-headers)
(message-hide-headers)
(set-buffer-modified-p nil)
(message-goto-to))
(defun notmuch-mua-mail (&optional to subject other-headers continue
switch-function yank-action send-actions)
"Invoke the notmuch mail composition window."
(interactive)
(when notmuch-mua-user-agent-function
(let ((user-agent (funcall notmuch-mua-user-agent-function)))
(when (not (string= "" user-agent))
(push (cons "User-Agent" user-agent) other-headers))))
(unless (mail-header 'from other-headers)
(push (cons "From" (concat
(notmuch-user-name) " <" (notmuch-user-primary-email) ">")) other-headers))
(message-mail to subject other-headers continue
switch-function yank-action send-actions)
(message-sort-headers)
(message-hide-headers)
(set-buffer-modified-p nil)
(message-goto-to))
(defun notmuch-mua-send-and-exit (&optional arg)
(interactive "P")
(message-send-and-exit arg))
(defun notmuch-mua-kill-buffer ()
(interactive)
(message-kill-buffer))
(defun notmuch-mua-message-send-hook ()
"The default function used for `notmuch-mua-send-hook', this
simply runs the corresponding `message-mode' hook functions."
(run-hooks 'message-send-hook))
;;
(define-mail-user-agent 'notmuch-user-agent
'notmuch-mua-mail 'notmuch-mua-send-and-exit
'notmuch-mua-kill-buffer 'notmuch-mua-send-hook)
;; Add some more headers to the list that `message-mode' hides when
;; composing a message.
(notmuch-mua-add-more-hidden-headers)
;;
(provide 'notmuch-mua)