1 ;;; smtpmail.el --- SMTP interface for mail-mode
3 ;; Copyright (C) 1995, 1996, 1998, 1999 Free Software Foundation, Inc.
5 ;; Author: Tomoji Kagatani <kagatani@rbc.ncl.omron.co.jp>
8 ;; This file is part of FLIM (Faithful Library about Internet Message).
10 ;; This program is free software; you can redistribute it and/or
11 ;; modify it under the terms of the GNU General Public License as
12 ;; published by the Free Software Foundation; either version 2, or (at
13 ;; your option) any later version.
15 ;; This program is distributed in the hope that it will be useful, but
16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ;; General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with this program; see the file COPYING. If not, write to
22 ;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
27 ;; Send Mail to smtp host from smtpmail temp buffer.
29 ;; Please add these lines in your .emacs(_emacs).
31 ;;(setq send-mail-function 'smtpmail-send-it)
32 ;;(setq smtp-default-server "YOUR SMTP HOST")
33 ;;(setq smtp-service "smtp")
34 ;;(setq smtp-local-domain "YOUR DOMAIN NAME")
35 ;;(setq smtp-debug-info t)
36 ;;(autoload 'smtpmail-send-it "smtpmail")
37 ;;(setq user-full-name "YOUR NAME HERE")
39 ;; To queue mail, set smtpmail-queue-mail to t and use
40 ;; smtpmail-send-queued-mail to send.
51 (eval-when-compile (require 'static))
53 (static-when (featurep 'xemacs)
54 (define-obsolete-variable-alias 'smtpmail-default-smtp-server
56 (define-obsolete-variable-alias 'smtpmail-smtp-server 'smtp-server)
57 (define-obsolete-variable-alias 'smtpmail-smtp-service 'smtp-service)
58 (define-obsolete-variable-alias 'smtpmail-local-domain 'smtp-local-domain)
59 (define-obsolete-variable-alias 'smtpmail-debug-info 'smtp-debug-info)
64 (defcustom smtpmail-queue-mail nil
65 "Specify if mail is queued (if t) or sent immediately (if nil).
66 If queued, it is stored in the directory `smtpmail-queue-dir'
67 and sent with `smtpmail-send-queued-mail'."
71 (defcustom smtpmail-queue-dir "~/Mail/queued-mail/"
72 "Directory where `smtpmail.el' stores queued mail."
76 (defvar smtpmail-queue-index-file "index"
77 "File name of queued mail index,
78 This is relative to `smtpmail-queue-dir'.")
80 (defvar smtpmail-queue-index
81 (concat (file-name-as-directory smtpmail-queue-dir)
82 smtpmail-queue-index-file))
84 (defvar smtpmail-recipient-address-list nil)
92 (defun smtpmail-send-it ()
94 (let ((errbuf (if mail-interactive
95 (generate-new-buffer " smtpmail errors")
97 (tembuf (generate-new-buffer " smtpmail temp"))
98 (case-fold-search nil)
101 (mailbuf (current-buffer)))
106 (insert-buffer-substring mailbuf)
107 (goto-char (point-max))
108 ;; require one newline at the end.
109 (or (= (preceding-char) ?\n)
111 ;; Change header-delimiter to be what sendmail expects.
112 (goto-char (point-min))
114 (concat "^" (regexp-quote mail-header-separator) "\n"))
117 (setq delimline (point-marker))
118 ;; (sendmail-synch-aliases)
119 (if (and mail-aliases (fboundp 'expand-mail-aliases)) ; XEmacs
120 (expand-mail-aliases (point-min) delimline))
121 (goto-char (point-min))
122 ;; ignore any blank lines in the header
123 (while (and (re-search-forward "\n\n\n*" delimline t)
124 (< (point) delimline))
125 (replace-match "\n"))
126 (let ((case-fold-search t))
127 (goto-char (point-min))
128 (goto-char (point-min))
129 (while (re-search-forward "^Resent-to:" delimline t)
130 (setq resend-to-addresses
132 (narrow-to-region (point)
135 (while (looking-at "^[ \t]")
138 (append (mail-parse-comma-list)
139 resend-to-addresses))))
140 ;;; Apparently this causes a duplicate Sender.
141 ;;; ;; If the From is different than current user, insert Sender.
142 ;;; (goto-char (point-min))
143 ;;; (and (re-search-forward "^From:" delimline t)
145 ;;; (require 'mail-utils)
146 ;;; (not (string-equal
147 ;;; (mail-strip-quoted-names
148 ;;; (save-restriction
149 ;;; (narrow-to-region (point-min) delimline)
150 ;;; (mail-fetch-field "From")))
151 ;;; (user-login-name))))
154 ;;; (insert "Sender: " (user-login-name) "\n")))
155 ;; Don't send out a blank subject line
156 (goto-char (point-min))
157 (if (re-search-forward "^Subject:[ \t]*\n" delimline t)
159 ;; Put the "From:" field in unless for some odd reason
160 ;; they put one in themselves.
161 (goto-char (point-min))
162 (if (not (re-search-forward "^From:" delimline t))
163 (let* ((login user-mail-address)
164 (fullname (user-full-name)))
165 (cond ((eq mail-from-style 'angles)
166 (insert "From: " fullname)
167 (let ((fullname-start (+ (point-min) 6))
168 (fullname-end (point-marker)))
169 (goto-char fullname-start)
170 ;; Look for a character that cannot appear unquoted
171 ;; according to RFC 822.
172 (if (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]"
175 ;; Quote fullname, escaping specials.
176 (goto-char fullname-start)
178 (while (re-search-forward "[\"\\]"
180 (replace-match "\\\\\\&" t))
182 (insert " <" login ">\n"))
183 ((eq mail-from-style 'parens)
184 (insert "From: " login " (")
185 (let ((fullname-start (point)))
187 (let ((fullname-end (point-marker)))
188 (goto-char fullname-start)
189 ;; RFC 822 says \ and nonmatching parentheses
190 ;; must be escaped in comments.
191 ;; Escape every instance of ()\ ...
192 (while (re-search-forward "[()\\]" fullname-end 1)
193 (replace-match "\\\\\\&" t))
194 ;; ... then undo escaping of matching parentheses,
195 ;; including matching nested parentheses.
196 (goto-char fullname-start)
197 (while (re-search-forward
198 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
200 (replace-match "\\1(\\3)" t)
201 (goto-char fullname-start))))
203 ((null mail-from-style)
204 (insert "From: " login "\n")))))
205 ;; Insert an extra newline if we need it to work around
206 ;; Sun's bug that swallows newlines.
207 (goto-char (1+ delimline))
208 (if (eval mail-mailer-swallows-blank-line)
210 ;; Find and handle any FCC fields.
211 (goto-char (point-min))
212 (if (re-search-forward "^FCC:" delimline t)
213 (mail-do-fcc delimline))
221 (setq smtpmail-recipient-address-list
222 (or resend-to-addresses
223 (smtp-deduce-address-list tembuf (point-min) delimline)))
225 (smtpmail-do-bcc delimline)
227 (if (not smtpmail-queue-mail)
228 (if smtpmail-recipient-address-list
229 (if (not (smtp-via-smtp user-mail-address
230 smtpmail-recipient-address-list
232 (error "Sending failed; SMTP protocol error"))
233 (error "Sending failed; no recipients"))
234 (let* ((file-data (convert-standard-filename
236 (file-name-as-directory smtpmail-queue-dir)
237 (concat (time-stamp-yyyy-mm-dd)
238 "_" (time-stamp-hh:mm:ss)))))
239 (file-elisp (concat file-data ".el"))
240 (buffer-data (create-file-buffer file-data))
241 (buffer-elisp (create-file-buffer file-elisp))
242 (buffer-scratch "*queue-mail*"))
244 (set-buffer buffer-data)
246 (insert-buffer tembuf)
247 (or (file-directory-p smtpmail-queue-dir)
248 (make-directory smtpmail-queue-dir t))
249 (write-region-as-binary (point-min) (point-max) file-data)
250 (set-buffer buffer-elisp)
253 "(setq smtpmail-recipient-address-list '"
254 (prin1-to-string smtpmail-recipient-address-list)
256 (write-file file-elisp)
257 (set-buffer (generate-new-buffer buffer-scratch))
258 (insert (concat file-data "\n"))
259 (append-to-file (point-min)
261 smtpmail-queue-index)
263 (kill-buffer buffer-scratch)
264 (kill-buffer buffer-data)
265 (kill-buffer buffer-elisp))))
268 (kill-buffer errbuf)))))
270 (defun smtpmail-send-queued-mail ()
271 "Send mail that was queued as a result of setting `smtpmail-queue-mail'."
273 ;;; Get index, get first mail, send it, get second mail, etc...
274 (let ((buffer-index (find-file-noselect smtpmail-queue-index))
278 (set-buffer buffer-index)
279 (beginning-of-buffer)
281 (setq file-msg (buffer-substring (point) (save-excursion
285 (setq tembuf (find-file-noselect-as-binary file-msg))
286 (if smtpmail-recipient-address-list
287 (if (not (smtp-via-smtp user-mail-address
288 smtpmail-recipient-address-list tembuf))
289 (error "Sending failed; SMTP protocol error"))
290 (error "Sending failed; no recipients"))
291 (delete-file file-msg)
292 (delete-file (concat file-msg ".el"))
295 (set-buffer buffer-index)
296 (save-buffer smtpmail-queue-index)
297 (kill-buffer buffer-index)
301 (defun smtpmail-do-bcc (header-end)
302 "Delete BCC: and their continuation lines from the header area.
303 There may be multiple BCC: lines, and each may have arbitrarily
304 many continuation lines."
305 (let ((case-fold-search t))
307 (goto-char (point-min))
308 ;; iterate over all BCC: lines
309 (while (re-search-forward "^BCC:" header-end t)
310 (delete-region (match-beginning 0) (progn (forward-line 1) (point)))
311 ;; get rid of any continuation lines
312 (while (and (looking-at "^[ \t].*\n") (< (point) header-end))
324 ;;; smtpmail.el ends here