Commit | Line | Data |
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092af6d8 | 1 | ;;; smtpmail.el --- simple SMTP protocol (RFC 821) for sending mail |
24975917 | 2 | |
73b0cd50 | 3 | ;; Copyright (C) 1995-1996, 2001-2011 Free Software Foundation, Inc. |
24975917 RS |
4 | |
5 | ;; Author: Tomoji Kagatani <kagatani@rbc.ncl.omron.co.jp> | |
9056f1c9 RS |
6 | ;; Maintainer: Simon Josefsson <simon@josefsson.org> |
7 | ;; w32 Maintainer: Brian D. Carlstrom <bdc@ai.mit.edu> | |
c50d5ce0 | 8 | ;; ESMTP support: Simon Leinen <simon@switch.ch> |
2b5c7e03 GM |
9 | ;; Hacked by Mike Taylor, 11th October 1999 to add support for |
10 | ;; automatically appending a domain to RCPT TO: addresses. | |
9056f1c9 | 11 | ;; AUTH=LOGIN support: Stephen Cranefield <scranefield@infoscience.otago.ac.nz> |
24975917 RS |
12 | ;; Keywords: mail |
13 | ||
14 | ;; This file is part of GNU Emacs. | |
15 | ||
b1fc2b50 | 16 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
24975917 | 17 | ;; it under the terms of the GNU General Public License as published by |
b1fc2b50 GM |
18 | ;; the Free Software Foundation, either version 3 of the License, or |
19 | ;; (at your option) any later version. | |
24975917 RS |
20 | |
21 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
22 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
23 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
24 | ;; GNU General Public License for more details. | |
25 | ||
26 | ;; You should have received a copy of the GNU General Public License | |
b1fc2b50 | 27 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
24975917 RS |
28 | |
29 | ;;; Commentary: | |
30 | ||
31 | ;; Send Mail to smtp host from smtpmail temp buffer. | |
24975917 | 32 | |
f38d3514 | 33 | ;; Please add these lines in your .emacs(_emacs) or use customize. |
24975917 | 34 | ;; |
f38d3514 | 35 | ;;(setq send-mail-function 'smtpmail-send-it) ; if you use `mail' |
08b10dd4 | 36 | ;;(setq message-send-mail-function 'smtpmail-send-it) ; if you use message/Gnus |
24975917 | 37 | ;;(setq smtpmail-default-smtp-server "YOUR SMTP HOST") |
24975917 | 38 | ;;(setq smtpmail-local-domain "YOUR DOMAIN NAME") |
e889eabc | 39 | ;;(setq smtpmail-sendto-domain "YOUR DOMAIN NAME") |
f38d3514 | 40 | ;;(setq smtpmail-debug-info t) ; only to debug problems |
60ed3fa5 | 41 | ;;(setq smtpmail-auth-credentials ; or use ~/.authinfo |
9056f1c9 RS |
42 | ;; '(("YOUR SMTP HOST" 25 "username" "password"))) |
43 | ;;(setq smtpmail-starttls-credentials | |
44 | ;; '(("YOUR SMTP HOST" 25 "~/.my_smtp_tls.key" "~/.my_smtp_tls.cert"))) | |
758b7b09 SJ |
45 | ;; Where the 25 equals the value of `smtpmail-smtp-service', it can be an |
46 | ;; integer or a string, just as long as they match (eq). | |
24975917 | 47 | |
75da36cc RW |
48 | ;; To queue mail, set `smtpmail-queue-mail' to t and use |
49 | ;; `smtpmail-send-queued-mail' to send. | |
308bc5d8 | 50 | |
9056f1c9 RS |
51 | ;; Modified by Stephen Cranefield <scranefield@infoscience.otago.ac.nz>, |
52 | ;; 22/6/99, to support SMTP Authentication by the AUTH=LOGIN mechanism. | |
53 | ;; See http://help.netscape.com/products/server/messaging/3x/info/smtpauth.html | |
54 | ;; Rewritten by Simon Josefsson to use same credential variable as AUTH | |
55 | ;; support below. | |
56 | ||
57 | ;; Modified by Simon Josefsson <jas@pdc.kth.se>, 22/2/99, to support SMTP | |
58 | ;; Authentication by the AUTH mechanism. | |
59 | ;; See http://www.ietf.org/rfc/rfc2554.txt | |
60 | ||
61 | ;; Modified by Simon Josefsson <simon@josefsson.org>, 2000-10-07, to support | |
62 | ;; STARTTLS. Requires external program | |
63 | ;; ftp://ftp.opaopa.org/pub/elisp/starttls-*.tar.gz. | |
64 | ;; See http://www.ietf.org/rfc/rfc2246.txt, http://www.ietf.org/rfc/rfc2487.txt | |
308bc5d8 | 65 | |
24975917 RS |
66 | ;;; Code: |
67 | ||
68 | (require 'sendmail) | |
863e372f | 69 | (autoload 'starttls-any-program-available "starttls") |
9056f1c9 RS |
70 | (autoload 'starttls-open-stream "starttls") |
71 | (autoload 'starttls-negotiate "starttls") | |
72 | (autoload 'mail-strip-quoted-names "mail-utils") | |
21bf0d6c SM |
73 | (autoload 'message-make-date "message") |
74 | (autoload 'message-make-message-id "message") | |
9056f1c9 | 75 | (autoload 'rfc2104-hash "rfc2104") |
60ed3fa5 | 76 | (autoload 'netrc-parse "netrc") |
0d1c958a RS |
77 | (autoload 'netrc-machine "netrc") |
78 | (autoload 'netrc-get "netrc") | |
b1cd57bc | 79 | (autoload 'password-read "password-cache") |
20e43520 | 80 | (autoload 'auth-source-user-or-password "auth-source") |
e64a3841 | 81 | |
24975917 | 82 | ;;; |
00ed33e7 RS |
83 | (defgroup smtpmail nil |
84 | "SMTP protocol for sending mail." | |
85 | :group 'mail) | |
24975917 | 86 | |
00ed33e7 RS |
87 | |
88 | (defcustom smtpmail-default-smtp-server nil | |
0fc1e8fe | 89 | "Specify default SMTP server. |
b559a041 | 90 | This only has effect if you specify it before loading the smtpmail library." |
00ed33e7 RS |
91 | :type '(choice (const nil) string) |
92 | :group 'smtpmail) | |
93 | ||
a8ba4429 | 94 | (defcustom smtpmail-smtp-server |
e2f7c221 | 95 | (or (getenv "SMTPSERVER") smtpmail-default-smtp-server) |
0fc1e8fe | 96 | "The name of the host running SMTP server." |
00ed33e7 RS |
97 | :type '(choice (const nil) string) |
98 | :group 'smtpmail) | |
24975917 | 99 | |
00ed33e7 | 100 | (defcustom smtpmail-smtp-service 25 |
0fc1e8fe | 101 | "SMTP service port number. |
1429d866 | 102 | The default value would be \"smtp\" or 25." |
9056f1c9 | 103 | :type '(choice (integer :tag "Port") (string :tag "Service")) |
00ed33e7 | 104 | :group 'smtpmail) |
24975917 | 105 | |
00ed33e7 | 106 | (defcustom smtpmail-local-domain nil |
0fc1e8fe | 107 | "Local domain name without a host name. |
1429d866 | 108 | If the function `system-name' returns the full internet address, |
00ed33e7 RS |
109 | don't define this value." |
110 | :type '(choice (const nil) string) | |
111 | :group 'smtpmail) | |
112 | ||
e889eabc | 113 | (defcustom smtpmail-sendto-domain nil |
0fc1e8fe | 114 | "Local domain name without a host name. |
e889eabc GM |
115 | This is appended (with an @-sign) to any specified recipients which do |
116 | not include an @-sign, so that each RCPT TO address is fully qualified. | |
117 | \(Some configurations of sendmail require this.) | |
118 | ||
119 | Don't bother to set this unless you have get an error like: | |
120 | Sending failed; SMTP protocol error | |
121 | when sending mail, and the *trace of SMTP session to <somewhere>* | |
122 | buffer includes an exchange like: | |
123 | RCPT TO: <someone> | |
75da36cc | 124 | 501 <someone>: recipient address must contain a domain." |
e889eabc GM |
125 | :type '(choice (const nil) string) |
126 | :group 'smtpmail) | |
127 | ||
00ed33e7 | 128 | (defcustom smtpmail-debug-info nil |
9056f1c9 RS |
129 | "Whether to print info in buffer *trace of SMTP session to <somewhere>*. |
130 | See also `smtpmail-debug-verb' which determines if the SMTP protocol should | |
131 | be verbose as well." | |
132 | :type 'boolean | |
133 | :group 'smtpmail) | |
134 | ||
135 | (defcustom smtpmail-debug-verb nil | |
136 | "Whether this library sends the SMTP VERB command or not. | |
137 | The commands enables verbose information from the SMTP server." | |
00ed33e7 RS |
138 | :type 'boolean |
139 | :group 'smtpmail) | |
140 | ||
0fc1e8fe GM |
141 | (defcustom smtpmail-code-conv-from nil |
142 | "Coding system for encoding outgoing mail. | |
143 | Used for the value of `sendmail-coding-system' when | |
144 | `select-message-coding-system' is called. " | |
145 | :type 'coding-system | |
00ed33e7 | 146 | :group 'smtpmail) |
24975917 | 147 | |
a8ba4429 | 148 | (defcustom smtpmail-queue-mail nil |
0fc1e8fe | 149 | "Non-nil means mail is queued; otherwise it is sent immediately. |
308bc5d8 RS |
150 | If queued, it is stored in the directory `smtpmail-queue-dir' |
151 | and sent with `smtpmail-send-queued-mail'." | |
152 | :type 'boolean | |
153 | :group 'smtpmail) | |
154 | ||
155 | (defcustom smtpmail-queue-dir "~/Mail/queued-mail/" | |
0fc1e8fe | 156 | "Directory where `smtpmail.el' stores queued mail." |
308bc5d8 RS |
157 | :type 'directory |
158 | :group 'smtpmail) | |
159 | ||
60ed3fa5 RS |
160 | (defcustom smtpmail-auth-credentials "~/.authinfo" |
161 | "Specify username and password for servers, directly or via .netrc file. | |
162 | This variable can either be a filename pointing to a file in netrc(5) | |
163 | format, or list of four-element lists that contain, in order, | |
9056f1c9 | 164 | `servername' (a string), `port' (an integer), `user' (a string) and |
60ed3fa5 RS |
165 | `password' (a string, or nil to query the user when needed). If you |
166 | need to enter a `realm' too, add it to the user string, so that it | |
167 | looks like `user@realm'." | |
168 | :type '(choice file | |
169 | (repeat (list (string :tag "Server") | |
75da36cc RW |
170 | (integer :tag "Port") |
171 | (string :tag "Username") | |
172 | (choice (const :tag "Query when needed" nil) | |
60ed3fa5 | 173 | (string :tag "Password"))))) |
bf247b6e | 174 | :version "22.1" |
9056f1c9 RS |
175 | :group 'smtpmail) |
176 | ||
177 | (defcustom smtpmail-starttls-credentials '(("" 25 "" "")) | |
178 | "Specify STARTTLS keys and certificates for servers. | |
179 | This is a list of four-element list with `servername' (a string), | |
8bf5f8c5 SJ |
180 | `port' (an integer), `key' (a filename) and `certificate' (a |
181 | filename). | |
182 | If you do not have a certificate/key pair, leave the `key' and | |
183 | `certificate' fields as `nil'. A key/certificate pair is only | |
184 | needed if you want to use X.509 client authenticated | |
185 | connections." | |
9056f1c9 RS |
186 | :type '(repeat (list (string :tag "Server") |
187 | (integer :tag "Port") | |
188 | (file :tag "Key") | |
189 | (file :tag "Certificate"))) | |
190 | :version "21.1" | |
191 | :group 'smtpmail) | |
192 | ||
1b62b062 | 193 | (defcustom smtpmail-warn-about-unknown-extensions nil |
0fc1e8fe | 194 | "If set, print warnings about unknown SMTP extensions. |
1b62b062 GM |
195 | This is mainly useful for development purposes, to learn about |
196 | new SMTP extensions that might be useful to support." | |
197 | :type 'boolean | |
fa87f673 | 198 | :version "21.1" |
1b62b062 GM |
199 | :group 'smtpmail) |
200 | ||
0fc1e8fe | 201 | (defcustom smtpmail-queue-index-file "index" |
1429d866 | 202 | "File name of queued mail index. |
0fc1e8fe GM |
203 | This is relative to `smtpmail-queue-dir'." |
204 | :type 'string | |
205 | :group 'smtpmail) | |
206 | ||
207 | ;; End of customizable variables. | |
208 | ||
308bc5d8 | 209 | |
fb035bbf RS |
210 | (defvar smtpmail-address-buffer) |
211 | (defvar smtpmail-recipient-address-list) | |
212 | ||
08b10dd4 RS |
213 | (defvar smtpmail-queue-counter 0) |
214 | ||
fb035bbf RS |
215 | ;; Buffer-local variable. |
216 | (defvar smtpmail-read-point) | |
217 | ||
e81c51f0 | 218 | (defconst smtpmail-auth-supported '(cram-md5 plain login) |
9927d250 SJ |
219 | "List of supported SMTP AUTH mechanisms. |
220 | The list is in preference order.") | |
9056f1c9 | 221 | |
850ed7b3 | 222 | (defvar smtpmail-mail-address nil |
2265c623 | 223 | "Value to use for envelope-from address for mail from ambient buffer.") |
850ed7b3 | 224 | |
f38d3514 | 225 | ;;;###autoload |
24975917 RS |
226 | (defun smtpmail-send-it () |
227 | (let ((errbuf (if mail-interactive | |
228 | (generate-new-buffer " smtpmail errors") | |
229 | 0)) | |
230 | (tembuf (generate-new-buffer " smtpmail temp")) | |
231 | (case-fold-search nil) | |
24975917 | 232 | delimline |
83af570e | 233 | (mailbuf (current-buffer)) |
ff981226 GM |
234 | ;; Examine this variable now, so that |
235 | ;; local binding in the mail buffer will take effect. | |
2265c623 GM |
236 | (smtpmail-mail-address |
237 | (or (and mail-specify-envelope-from (mail-envelope-from)) | |
238 | user-mail-address)) | |
83af570e KH |
239 | (smtpmail-code-conv-from |
240 | (if enable-multibyte-characters | |
241 | (let ((sendmail-coding-system smtpmail-code-conv-from)) | |
242 | (select-message-coding-system))))) | |
24975917 | 243 | (unwind-protect |
937e6a56 | 244 | (with-current-buffer tembuf |
24975917 | 245 | (erase-buffer) |
75da36cc RW |
246 | ;; Use the same `buffer-file-coding-system' as in the mail |
247 | ;; buffer, otherwise any `write-region' invocations (e.g., in | |
362e23e1 EZ |
248 | ;; mail-do-fcc below) will annoy with asking for a suitable |
249 | ;; encoding. | |
250 | (set-buffer-file-coding-system smtpmail-code-conv-from nil t) | |
24975917 RS |
251 | (insert-buffer-substring mailbuf) |
252 | (goto-char (point-max)) | |
253 | ;; require one newline at the end. | |
254 | (or (= (preceding-char) ?\n) | |
255 | (insert ?\n)) | |
256 | ;; Change header-delimiter to be what sendmail expects. | |
92a3f23d | 257 | (mail-sendmail-undelimit-header) |
24975917 | 258 | (setq delimline (point-marker)) |
75da36cc | 259 | ;; (sendmail-synch-aliases) |
24975917 RS |
260 | (if mail-aliases |
261 | (expand-mail-aliases (point-min) delimline)) | |
262 | (goto-char (point-min)) | |
263 | ;; ignore any blank lines in the header | |
264 | (while (and (re-search-forward "\n\n\n*" delimline t) | |
265 | (< (point) delimline)) | |
266 | (replace-match "\n")) | |
267 | (let ((case-fold-search t)) | |
5feeeae2 RS |
268 | ;; We used to process Resent-... headers here, |
269 | ;; but it was not done properly, and the job | |
75da36cc | 270 | ;; is done correctly in `smtpmail-deduce-address-list'. |
24975917 RS |
271 | ;; Don't send out a blank subject line |
272 | (goto-char (point-min)) | |
5feeeae2 RS |
273 | (if (re-search-forward "^Subject:\\([ \t]*\n\\)+\\b" delimline t) |
274 | (replace-match "") | |
275 | ;; This one matches a Subject just before the header delimiter. | |
276 | (if (and (re-search-forward "^Subject:\\([ \t]*\n\\)+" delimline t) | |
277 | (= (match-end 0) delimline)) | |
278 | (replace-match ""))) | |
0e2701ca RS |
279 | ;; Put the "From:" field in unless for some odd reason |
280 | ;; they put one in themselves. | |
281 | (goto-char (point-min)) | |
282 | (if (not (re-search-forward "^From:" delimline t)) | |
850ed7b3 | 283 | (let* ((login smtpmail-mail-address) |
0e2701ca RS |
284 | (fullname (user-full-name))) |
285 | (cond ((eq mail-from-style 'angles) | |
286 | (insert "From: " fullname) | |
287 | (let ((fullname-start (+ (point-min) 6)) | |
288 | (fullname-end (point-marker))) | |
289 | (goto-char fullname-start) | |
290 | ;; Look for a character that cannot appear unquoted | |
291 | ;; according to RFC 822. | |
292 | (if (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" | |
293 | fullname-end 1) | |
294 | (progn | |
295 | ;; Quote fullname, escaping specials. | |
296 | (goto-char fullname-start) | |
297 | (insert "\"") | |
298 | (while (re-search-forward "[\"\\]" | |
299 | fullname-end 1) | |
300 | (replace-match "\\\\\\&" t)) | |
301 | (insert "\"")))) | |
302 | (insert " <" login ">\n")) | |
303 | ((eq mail-from-style 'parens) | |
304 | (insert "From: " login " (") | |
305 | (let ((fullname-start (point))) | |
306 | (insert fullname) | |
307 | (let ((fullname-end (point-marker))) | |
308 | (goto-char fullname-start) | |
309 | ;; RFC 822 says \ and nonmatching parentheses | |
310 | ;; must be escaped in comments. | |
311 | ;; Escape every instance of ()\ ... | |
312 | (while (re-search-forward "[()\\]" fullname-end 1) | |
313 | (replace-match "\\\\\\&" t)) | |
314 | ;; ... then undo escaping of matching parentheses, | |
315 | ;; including matching nested parentheses. | |
316 | (goto-char fullname-start) | |
a8ba4429 | 317 | (while (re-search-forward |
0e2701ca RS |
318 | "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)" |
319 | fullname-end 1) | |
320 | (replace-match "\\1(\\3)" t) | |
321 | (goto-char fullname-start)))) | |
322 | (insert ")\n")) | |
323 | ((null mail-from-style) | |
324 | (insert "From: " login "\n"))))) | |
21bf0d6c SM |
325 | ;; Insert a `Message-Id:' field if there isn't one yet. |
326 | (goto-char (point-min)) | |
327 | (unless (re-search-forward "^Message-Id:" delimline t) | |
328 | (insert "Message-Id: " (message-make-message-id) "\n")) | |
329 | ;; Insert a `Date:' field if there isn't one yet. | |
330 | (goto-char (point-min)) | |
331 | (unless (re-search-forward "^Date:" delimline t) | |
332 | (insert "Date: " (message-make-date) "\n")) | |
362e23e1 EZ |
333 | ;; Possibly add a MIME header for the current coding system |
334 | (let (charset) | |
335 | (goto-char (point-min)) | |
336 | (and (eq mail-send-nonascii 'mime) | |
337 | (not (re-search-forward "^MIME-version:" delimline t)) | |
338 | (progn (skip-chars-forward "\0-\177") | |
339 | (/= (point) (point-max))) | |
340 | smtpmail-code-conv-from | |
341 | (setq charset | |
342 | (coding-system-get smtpmail-code-conv-from | |
343 | 'mime-charset)) | |
344 | (goto-char delimline) | |
345 | (insert "MIME-version: 1.0\n" | |
346 | "Content-type: text/plain; charset=" | |
347 | (symbol-name charset) | |
348 | "\nContent-Transfer-Encoding: 8bit\n"))) | |
24975917 RS |
349 | ;; Insert an extra newline if we need it to work around |
350 | ;; Sun's bug that swallows newlines. | |
351 | (goto-char (1+ delimline)) | |
352 | (if (eval mail-mailer-swallows-blank-line) | |
353 | (newline)) | |
0e2701ca RS |
354 | ;; Find and handle any FCC fields. |
355 | (goto-char (point-min)) | |
356 | (if (re-search-forward "^FCC:" delimline t) | |
75da36cc | 357 | ;; Force `mail-do-fcc' to use the encoding of the mail |
362e23e1 EZ |
358 | ;; buffer to encode outgoing messages on FCC files. |
359 | (let ((coding-system-for-write smtpmail-code-conv-from)) | |
360 | (mail-do-fcc delimline))) | |
24975917 | 361 | (if mail-interactive |
21bf0d6c | 362 | (with-current-buffer errbuf |
24975917 RS |
363 | (erase-buffer)))) |
364 | ;; | |
24975917 RS |
365 | (setq smtpmail-address-buffer (generate-new-buffer "*smtp-mail*")) |
366 | (setq smtpmail-recipient-address-list | |
75da36cc | 367 | (smtpmail-deduce-address-list tembuf (point-min) delimline)) |
24975917 | 368 | (kill-buffer smtpmail-address-buffer) |
a8ba4429 | 369 | |
24975917 | 370 | (smtpmail-do-bcc delimline) |
75da36cc | 371 | ;; Send or queue |
308bc5d8 RS |
372 | (if (not smtpmail-queue-mail) |
373 | (if (not (null smtpmail-recipient-address-list)) | |
a8ba4429 | 374 | (if (not (smtpmail-via-smtp |
308bc5d8 RS |
375 | smtpmail-recipient-address-list tembuf)) |
376 | (error "Sending failed; SMTP protocol error")) | |
377 | (error "Sending failed; no recipients")) | |
bf6e31bc SJ |
378 | (let* ((file-data |
379 | (expand-file-name | |
380 | (format "%s_%i" | |
b2364eaa | 381 | (format-time-string "%Y-%m-%d_%H:%M:%S") |
bf6e31bc SJ |
382 | (setq smtpmail-queue-counter |
383 | (1+ smtpmail-queue-counter))) | |
384 | smtpmail-queue-dir)) | |
385 | (file-data (convert-standard-filename file-data)) | |
386 | (file-elisp (concat file-data ".el")) | |
308bc5d8 RS |
387 | (buffer-data (create-file-buffer file-data)) |
388 | (buffer-elisp (create-file-buffer file-elisp)) | |
389 | (buffer-scratch "*queue-mail*")) | |
2fbc1118 JB |
390 | (unless (file-exists-p smtpmail-queue-dir) |
391 | (make-directory smtpmail-queue-dir t)) | |
21bf0d6c | 392 | (with-current-buffer buffer-data |
308bc5d8 | 393 | (erase-buffer) |
95e4cc85 EZ |
394 | (set-buffer-file-coding-system |
395 | ;; We will be reading the file with no-conversion in | |
396 | ;; smtpmail-send-queued-mail below, so write it out | |
397 | ;; with Unix EOLs. | |
398 | (coding-system-change-eol-conversion | |
399 | (or smtpmail-code-conv-from 'undecided) | |
400 | 'unix) | |
401 | nil t) | |
b0aea09e | 402 | (insert-buffer-substring tembuf) |
308bc5d8 RS |
403 | (write-file file-data) |
404 | (set-buffer buffer-elisp) | |
405 | (erase-buffer) | |
406 | (insert (concat | |
407 | "(setq smtpmail-recipient-address-list '" | |
408 | (prin1-to-string smtpmail-recipient-address-list) | |
a8ba4429 | 409 | ")\n")) |
308bc5d8 RS |
410 | (write-file file-elisp) |
411 | (set-buffer (generate-new-buffer buffer-scratch)) | |
412 | (insert (concat file-data "\n")) | |
a8ba4429 SS |
413 | (append-to-file (point-min) |
414 | (point-max) | |
0fc1e8fe GM |
415 | (expand-file-name smtpmail-queue-index-file |
416 | smtpmail-queue-dir))) | |
308bc5d8 RS |
417 | (kill-buffer buffer-scratch) |
418 | (kill-buffer buffer-data) | |
419 | (kill-buffer buffer-elisp)))) | |
24975917 RS |
420 | (kill-buffer tembuf) |
421 | (if (bufferp errbuf) | |
422 | (kill-buffer errbuf))))) | |
423 | ||
74f39ce9 | 424 | ;;;###autoload |
308bc5d8 RS |
425 | (defun smtpmail-send-queued-mail () |
426 | "Send mail that was queued as a result of setting `smtpmail-queue-mail'." | |
427 | (interactive) | |
7e3fa9f5 | 428 | (with-temp-buffer |
75da36cc RW |
429 | ;; Get index, get first mail, send it, update index, get second |
430 | ;; mail, send it, etc... | |
0fc1e8fe GM |
431 | (let ((file-msg "") |
432 | (qfile (expand-file-name smtpmail-queue-index-file | |
433 | smtpmail-queue-dir))) | |
434 | (insert-file-contents qfile) | |
88f2c9ad | 435 | (goto-char (point-min)) |
308bc5d8 | 436 | (while (not (eobp)) |
21bf0d6c | 437 | (setq file-msg (buffer-substring (point) (line-end-position))) |
308bc5d8 | 438 | (load file-msg) |
19a0baf7 EZ |
439 | ;; Insert the message literally: it is already encoded as per |
440 | ;; the MIME headers, and code conversions might guess the | |
441 | ;; encoding wrongly. | |
7e3fa9f5 EZ |
442 | (with-temp-buffer |
443 | (let ((coding-system-for-read 'no-conversion)) | |
444 | (insert-file-contents file-msg)) | |
ff981226 GM |
445 | (let ((smtpmail-mail-address |
446 | (or (and mail-specify-envelope-from (mail-envelope-from)) | |
447 | user-mail-address))) | |
448 | (if (not (null smtpmail-recipient-address-list)) | |
449 | (if (not (smtpmail-via-smtp smtpmail-recipient-address-list | |
450 | (current-buffer))) | |
451 | (error "Sending failed; SMTP protocol error")) | |
452 | (error "Sending failed; no recipients")))) | |
308bc5d8 RS |
453 | (delete-file file-msg) |
454 | (delete-file (concat file-msg ".el")) | |
95754b9f | 455 | (delete-region (point-at-bol) (point-at-bol 2))) |
0fc1e8fe | 456 | (write-region (point-min) (point-max) qfile)))) |
24975917 | 457 | |
75da36cc | 458 | ;; (defun smtpmail-via-smtp (host,port,sender,destination,smtpmail-text-buffer) |
24975917 RS |
459 | |
460 | (defun smtpmail-fqdn () | |
461 | (if smtpmail-local-domain | |
462 | (concat (system-name) "." smtpmail-local-domain) | |
463 | (system-name))) | |
464 | ||
9056f1c9 RS |
465 | (defsubst smtpmail-cred-server (cred) |
466 | (nth 0 cred)) | |
467 | ||
468 | (defsubst smtpmail-cred-port (cred) | |
469 | (nth 1 cred)) | |
470 | ||
471 | (defsubst smtpmail-cred-key (cred) | |
472 | (nth 2 cred)) | |
473 | ||
474 | (defsubst smtpmail-cred-user (cred) | |
475 | (nth 2 cred)) | |
476 | ||
477 | (defsubst smtpmail-cred-cert (cred) | |
478 | (nth 3 cred)) | |
479 | ||
480 | (defsubst smtpmail-cred-passwd (cred) | |
481 | (nth 3 cred)) | |
482 | ||
483 | (defun smtpmail-find-credentials (cred server port) | |
484 | (catch 'done | |
485 | (let ((l cred) el) | |
486 | (while (setq el (pop l)) | |
487 | (when (and (equal server (smtpmail-cred-server el)) | |
488 | (equal port (smtpmail-cred-port el))) | |
489 | (throw 'done el)))))) | |
490 | ||
2b5c7e03 GM |
491 | (defun smtpmail-maybe-append-domain (recipient) |
492 | (if (or (not smtpmail-sendto-domain) | |
493 | (string-match "@" recipient)) | |
494 | recipient | |
495 | (concat recipient "@" smtpmail-sendto-domain))) | |
496 | ||
9056f1c9 RS |
497 | (defun smtpmail-intersection (list1 list2) |
498 | (let ((result nil)) | |
499 | (dolist (el2 list2) | |
500 | (when (memq el2 list1) | |
501 | (push el2 result))) | |
502 | (nreverse result))) | |
503 | ||
88f2c9ad RS |
504 | (defvar starttls-extra-args) |
505 | (defvar starttls-extra-arguments) | |
506 | ||
9056f1c9 RS |
507 | (defun smtpmail-open-stream (process-buffer host port) |
508 | (let ((cred (smtpmail-find-credentials | |
509 | smtpmail-starttls-credentials host port))) | |
373f0312 | 510 | (if (null (and cred (starttls-any-program-available))) |
9056f1c9 RS |
511 | ;; The normal case. |
512 | (open-network-stream "SMTP" process-buffer host port) | |
513 | (let* ((cred-key (smtpmail-cred-key cred)) | |
514 | (cred-cert (smtpmail-cred-cert cred)) | |
515 | (starttls-extra-args | |
e8620cb6 SJ |
516 | (append |
517 | starttls-extra-args | |
518 | (when (and (stringp cred-key) (stringp cred-cert) | |
519 | (file-regular-p | |
520 | (setq cred-key (expand-file-name cred-key))) | |
521 | (file-regular-p | |
522 | (setq cred-cert (expand-file-name cred-cert)))) | |
523 | (list "--key-file" cred-key "--cert-file" cred-cert)))) | |
4aa609dc | 524 | (starttls-extra-arguments |
e8620cb6 SJ |
525 | (append |
526 | starttls-extra-arguments | |
527 | (when (and (stringp cred-key) (stringp cred-cert) | |
528 | (file-regular-p | |
529 | (setq cred-key (expand-file-name cred-key))) | |
530 | (file-regular-p | |
531 | (setq cred-cert (expand-file-name cred-cert)))) | |
532 | (list "--x509keyfile" cred-key "--x509certfile" cred-cert))))) | |
9056f1c9 RS |
533 | (starttls-open-stream "SMTP" process-buffer host port))))) |
534 | ||
75da36cc | 535 | ;; `password-read' autoloads password-cache. |
48a731fe GM |
536 | (declare-function password-cache-add "password-cache" (key password)) |
537 | ||
9056f1c9 RS |
538 | (defun smtpmail-try-auth-methods (process supported-extensions host port) |
539 | (let* ((mechs (cdr-safe (assoc 'auth supported-extensions))) | |
9927d250 | 540 | (mech (car (smtpmail-intersection mechs smtpmail-auth-supported))) |
20e43520 | 541 | (auth-user (auth-source-user-or-password |
e64a3841 | 542 | "login" host (or port "smtp"))) |
20e43520 | 543 | (auth-pass (auth-source-user-or-password |
e64a3841 TZ |
544 | "password" host (or port "smtp"))) |
545 | (cred (if (and auth-user auth-pass) ; try user-auth-* before netrc-* | |
546 | (list host port auth-user auth-pass) | |
547 | ;; else, if auth-source didn't return them... | |
548 | (if (stringp smtpmail-auth-credentials) | |
549 | (let* ((netrc (netrc-parse smtpmail-auth-credentials)) | |
550 | (port-name (format "%s" (or port "smtp"))) | |
551 | (hostentry (netrc-machine netrc host port-name | |
552 | port-name))) | |
553 | (when hostentry | |
554 | (list host port | |
555 | (netrc-get hostentry "login") | |
556 | (netrc-get hostentry "password")))) | |
75da36cc RW |
557 | ;; else, try `smtpmail-find-credentials' since |
558 | ;; `smtpmail-auth-credentials' is not a string | |
e64a3841 TZ |
559 | (smtpmail-find-credentials |
560 | smtpmail-auth-credentials host port)))) | |
5b5eae56 BG |
561 | (prompt (when cred (format "SMTP password for %s:%s: " |
562 | (smtpmail-cred-server cred) | |
563 | (smtpmail-cred-port cred)))) | |
9056f1c9 RS |
564 | (passwd (when cred |
565 | (or (smtpmail-cred-passwd cred) | |
5b5eae56 | 566 | (password-read prompt prompt)))) |
9056f1c9 | 567 | ret) |
dbfa9ed4 | 568 | (when (and cred mech) |
9056f1c9 RS |
569 | (cond |
570 | ((eq mech 'cram-md5) | |
1a63439b | 571 | (smtpmail-send-command process (upcase (format "AUTH %s" mech))) |
9056f1c9 RS |
572 | (if (or (null (car (setq ret (smtpmail-read-response process)))) |
573 | (not (integerp (car ret))) | |
574 | (>= (car ret) 400)) | |
575 | (throw 'done nil)) | |
576 | (when (eq (car ret) 334) | |
577 | (let* ((challenge (substring (cadr ret) 4)) | |
578 | (decoded (base64-decode-string challenge)) | |
579 | (hash (rfc2104-hash 'md5 64 16 passwd decoded)) | |
580 | (response (concat (smtpmail-cred-user cred) " " hash)) | |
9b3bf5e8 RS |
581 | ;; Osamu Yamane <yamane@green.ocn.ne.jp>: |
582 | ;; SMTP auth fails because the SMTP server identifies | |
583 | ;; only the first part of the string (delimited by | |
584 | ;; new line characters) as a response from the | |
585 | ;; client, and the rest as distinct commands. | |
586 | ||
587 | ;; In my case, the response string is 80 characters | |
588 | ;; long. Without the no-line-break option for | |
75da36cc | 589 | ;; `base64-encode-string', only the first 76 characters |
9b3bf5e8 RS |
590 | ;; are taken as a response to the server, and the |
591 | ;; authentication fails. | |
e4eb8462 | 592 | (encoded (base64-encode-string response t))) |
9056f1c9 RS |
593 | (smtpmail-send-command process (format "%s" encoded)) |
594 | (if (or (null (car (setq ret (smtpmail-read-response process)))) | |
595 | (not (integerp (car ret))) | |
596 | (>= (car ret) 400)) | |
597 | (throw 'done nil))))) | |
598 | ((eq mech 'login) | |
599 | (smtpmail-send-command process "AUTH LOGIN") | |
600 | (if (or (null (car (setq ret (smtpmail-read-response process)))) | |
601 | (not (integerp (car ret))) | |
602 | (>= (car ret) 400)) | |
603 | (throw 'done nil)) | |
604 | (smtpmail-send-command | |
6c77efbe | 605 | process (base64-encode-string (smtpmail-cred-user cred) t)) |
9056f1c9 RS |
606 | (if (or (null (car (setq ret (smtpmail-read-response process)))) |
607 | (not (integerp (car ret))) | |
608 | (>= (car ret) 400)) | |
609 | (throw 'done nil)) | |
e4eb8462 | 610 | (smtpmail-send-command process (base64-encode-string passwd t)) |
9056f1c9 RS |
611 | (if (or (null (car (setq ret (smtpmail-read-response process)))) |
612 | (not (integerp (car ret))) | |
613 | (>= (car ret) 400)) | |
614 | (throw 'done nil))) | |
4effb112 | 615 | ((eq mech 'plain) |
0c91399a SJ |
616 | ;; We used to send an empty initial request, and wait for an |
617 | ;; empty response, and then send the password, but this | |
618 | ;; violate a SHOULD in RFC 2222 paragraph 5.1. Note that this | |
619 | ;; is not sent if the server did not advertise AUTH PLAIN in | |
620 | ;; the EHLO response. See RFC 2554 for more info. | |
c3f69831 SJ |
621 | (smtpmail-send-command process |
622 | (concat "AUTH PLAIN " | |
623 | (base64-encode-string | |
4effb112 SJ |
624 | (concat "\0" |
625 | (smtpmail-cred-user cred) | |
626 | "\0" | |
e4eb8462 | 627 | passwd) t))) |
4effb112 SJ |
628 | (if (or (null (car (setq ret (smtpmail-read-response process)))) |
629 | (not (integerp (car ret))) | |
630 | (not (equal (car ret) 235))) | |
631 | (throw 'done nil))) | |
632 | ||
9056f1c9 | 633 | (t |
4effb112 | 634 | (error "Mechanism %s not implemented" mech))) |
9056f1c9 | 635 | ;; Remember the password. |
5b5eae56 BG |
636 | (when (null (smtpmail-cred-passwd cred)) |
637 | (password-cache-add prompt passwd))))) | |
9056f1c9 | 638 | |
24975917 RS |
639 | (defun smtpmail-via-smtp (recipient smtpmail-text-buffer) |
640 | (let ((process nil) | |
f38d3514 KH |
641 | (host (or smtpmail-smtp-server |
642 | (error "`smtpmail-smtp-server' not defined"))) | |
8805249b | 643 | (port smtpmail-smtp-service) |
75da36cc | 644 | ;; `smtpmail-mail-address' should be set to the appropriate |
ff981226 GM |
645 | ;; buffer-local value by the caller, but in case not: |
646 | (envelope-from (or smtpmail-mail-address | |
647 | (and mail-specify-envelope-from | |
648 | (mail-envelope-from)) | |
649 | user-mail-address)) | |
24975917 | 650 | response-code |
8805249b | 651 | greeting |
c50d5ce0 RS |
652 | process-buffer |
653 | (supported-extensions '())) | |
24975917 RS |
654 | (unwind-protect |
655 | (catch 'done | |
656 | ;; get or create the trace buffer | |
657 | (setq process-buffer | |
658 | (get-buffer-create (format "*trace of SMTP session to %s*" host))) | |
659 | ||
660 | ;; clear the trace buffer of old output | |
21bf0d6c | 661 | (with-current-buffer process-buffer |
9cf328cc | 662 | (setq buffer-undo-list t) |
24975917 RS |
663 | (erase-buffer)) |
664 | ||
665 | ;; open the connection to the server | |
9056f1c9 | 666 | (setq process (smtpmail-open-stream process-buffer host port)) |
24975917 RS |
667 | (and (null process) (throw 'done nil)) |
668 | ||
669 | ;; set the send-filter | |
670 | (set-process-filter process 'smtpmail-process-filter) | |
671 | ||
21bf0d6c | 672 | (with-current-buffer process-buffer |
4b876894 | 673 | (set-buffer-process-coding-system 'raw-text-unix 'raw-text-unix) |
24975917 RS |
674 | (make-local-variable 'smtpmail-read-point) |
675 | (setq smtpmail-read-point (point-min)) | |
676 | ||
a8ba4429 | 677 | |
24975917 RS |
678 | (if (or (null (car (setq greeting (smtpmail-read-response process)))) |
679 | (not (integerp (car greeting))) | |
680 | (>= (car greeting) 400)) | |
75da36cc | 681 | (throw 'done nil)) |
24975917 | 682 | |
9056f1c9 RS |
683 | (let ((do-ehlo t) |
684 | (do-starttls t)) | |
685 | (while do-ehlo | |
75da36cc RW |
686 | ;; EHLO |
687 | (smtpmail-send-command process (format "EHLO %s" (smtpmail-fqdn))) | |
688 | ||
689 | (if (or (null (car (setq response-code | |
690 | (smtpmail-read-response process)))) | |
691 | (not (integerp (car response-code))) | |
692 | (>= (car response-code) 400)) | |
693 | (progn | |
694 | ;; HELO | |
695 | (smtpmail-send-command | |
696 | process (format "HELO %s" (smtpmail-fqdn))) | |
697 | ||
698 | (if (or (null (car (setq response-code | |
699 | (smtpmail-read-response process)))) | |
700 | (not (integerp (car response-code))) | |
701 | (>= (car response-code) 400)) | |
702 | (throw 'done nil))) | |
703 | (dolist (line (cdr (cdr response-code))) | |
704 | (let ((name | |
705 | (with-case-table ascii-case-table | |
706 | (mapcar (lambda (s) (intern (downcase s))) | |
707 | (split-string (substring line 4) "[ ]"))))) | |
708 | (and (eq (length name) 1) | |
709 | (setq name (car name))) | |
710 | (and name | |
711 | (cond ((memq (if (consp name) (car name) name) | |
712 | '(verb xvrb 8bitmime onex xone | |
713 | expn size dsn etrn | |
714 | enhancedstatuscodes | |
715 | help xusr | |
716 | auth=login auth starttls)) | |
717 | (setq supported-extensions | |
718 | (cons name supported-extensions))) | |
719 | (smtpmail-warn-about-unknown-extensions | |
720 | (message "Unknown extension %s" name))))))) | |
721 | ||
722 | (if (and do-starttls | |
723 | (smtpmail-find-credentials smtpmail-starttls-credentials host port) | |
724 | (member 'starttls supported-extensions) | |
725 | (numberp (process-id process))) | |
726 | (progn | |
727 | (smtpmail-send-command process (format "STARTTLS")) | |
728 | (if (or (null (car (setq response-code (smtpmail-read-response process)))) | |
729 | (not (integerp (car response-code))) | |
730 | (>= (car response-code) 400)) | |
731 | (throw 'done nil)) | |
732 | (starttls-negotiate process) | |
733 | (setq do-starttls nil)) | |
734 | (setq do-ehlo nil)))) | |
a8ba4429 | 735 | |
9056f1c9 | 736 | (smtpmail-try-auth-methods process supported-extensions host port) |
c50d5ce0 RS |
737 | |
738 | (if (or (member 'onex supported-extensions) | |
739 | (member 'xone supported-extensions)) | |
740 | (progn | |
741 | (smtpmail-send-command process (format "ONEX")) | |
742 | (if (or (null (car (setq response-code (smtpmail-read-response process)))) | |
743 | (not (integerp (car response-code))) | |
744 | (>= (car response-code) 400)) | |
745 | (throw 'done nil)))) | |
746 | ||
9056f1c9 | 747 | (if (and smtpmail-debug-verb |
c50d5ce0 RS |
748 | (or (member 'verb supported-extensions) |
749 | (member 'xvrb supported-extensions))) | |
750 | (progn | |
751 | (smtpmail-send-command process (format "VERB")) | |
752 | (if (or (null (car (setq response-code (smtpmail-read-response process)))) | |
753 | (not (integerp (car response-code))) | |
754 | (>= (car response-code) 400)) | |
755 | (throw 'done nil)))) | |
756 | ||
757 | (if (member 'xusr supported-extensions) | |
758 | (progn | |
759 | (smtpmail-send-command process (format "XUSR")) | |
760 | (if (or (null (car (setq response-code (smtpmail-read-response process)))) | |
761 | (not (integerp (car response-code))) | |
762 | (>= (car response-code) 400)) | |
763 | (throw 'done nil)))) | |
24975917 | 764 | |
a8df98fd | 765 | ;; MAIL FROM:<sender> |
c50d5ce0 | 766 | (let ((size-part |
9056f1c9 RS |
767 | (if (or (member 'size supported-extensions) |
768 | (assoc 'size supported-extensions)) | |
c50d5ce0 | 769 | (format " SIZE=%d" |
21bf0d6c | 770 | (with-current-buffer smtpmail-text-buffer |
c50d5ce0 RS |
771 | ;; size estimate: |
772 | (+ (- (point-max) (point-min)) | |
773 | ;; Add one byte for each change-of-line | |
73921ac1 GM |
774 | ;; because of CR-LF representation: |
775 | (count-lines (point-min) (point-max))))) | |
c50d5ce0 RS |
776 | "")) |
777 | (body-part | |
778 | (if (member '8bitmime supported-extensions) | |
779 | ;; FIXME: | |
780 | ;; Code should be added here that transforms | |
781 | ;; the contents of the message buffer into | |
782 | ;; something the receiving SMTP can handle. | |
783 | ;; For a receiver that supports 8BITMIME, this | |
784 | ;; may mean converting BINARY to BASE64, or | |
785 | ;; adding Content-Transfer-Encoding and the | |
786 | ;; other MIME headers. The code should also | |
787 | ;; return an indication of what encoding the | |
788 | ;; message buffer is now, i.e. ASCII or | |
789 | ;; 8BITMIME. | |
790 | (if nil | |
791 | " BODY=8BITMIME" | |
792 | "") | |
793 | ""))) | |
75da36cc | 794 | ;; (smtpmail-send-command process (format "MAIL FROM:%s@%s" (user-login-name) (smtpmail-fqdn))) |
a8df98fd | 795 | (smtpmail-send-command process (format "MAIL FROM:<%s>%s%s" |
ff981226 | 796 | envelope-from |
c50d5ce0 RS |
797 | size-part |
798 | body-part)) | |
a1506d29 | 799 | |
c50d5ce0 RS |
800 | (if (or (null (car (setq response-code (smtpmail-read-response process)))) |
801 | (not (integerp (car response-code))) | |
802 | (>= (car response-code) 400)) | |
75da36cc | 803 | (throw 'done nil))) |
a8ba4429 | 804 | |
a8df98fd | 805 | ;; RCPT TO:<recipient> |
8805249b RS |
806 | (let ((n 0)) |
807 | (while (not (null (nth n recipient))) | |
a8df98fd | 808 | (smtpmail-send-command process (format "RCPT TO:<%s>" (smtpmail-maybe-append-domain (nth n recipient)))) |
8805249b RS |
809 | (setq n (1+ n)) |
810 | ||
c50d5ce0 RS |
811 | (setq response-code (smtpmail-read-response process)) |
812 | (if (or (null (car response-code)) | |
8805249b RS |
813 | (not (integerp (car response-code))) |
814 | (>= (car response-code) 400)) | |
75da36cc | 815 | (throw 'done nil)))) |
a8ba4429 | 816 | |
24975917 RS |
817 | ;; DATA |
818 | (smtpmail-send-command process "DATA") | |
819 | ||
820 | (if (or (null (car (setq response-code (smtpmail-read-response process)))) | |
821 | (not (integerp (car response-code))) | |
822 | (>= (car response-code) 400)) | |
75da36cc | 823 | (throw 'done nil)) |
24975917 RS |
824 | |
825 | ;; Mail contents | |
826 | (smtpmail-send-data process smtpmail-text-buffer) | |
827 | ||
75da36cc | 828 | ;; DATA end "." |
24975917 RS |
829 | (smtpmail-send-command process ".") |
830 | ||
831 | (if (or (null (car (setq response-code (smtpmail-read-response process)))) | |
832 | (not (integerp (car response-code))) | |
833 | (>= (car response-code) 400)) | |
75da36cc RW |
834 | (throw 'done nil)) |
835 | ||
836 | ;; QUIT | |
837 | ;; (smtpmail-send-command process "QUIT") | |
838 | ;; (and (null (car (smtpmail-read-response process))) | |
839 | ;; (throw 'done nil)) | |
840 | t)) | |
24975917 | 841 | (if process |
21bf0d6c | 842 | (with-current-buffer (process-buffer process) |
24975917 RS |
843 | (smtpmail-send-command process "QUIT") |
844 | (smtpmail-read-response process) | |
845 | ||
75da36cc RW |
846 | ;; (if (or (null (car (setq response-code (smtpmail-read-response process)))) |
847 | ;; (not (integerp (car response-code))) | |
848 | ;; (>= (car response-code) 400)) | |
849 | ;; (throw 'done nil)) | |
1121afb4 SJ |
850 | (delete-process process) |
851 | (unless smtpmail-debug-info | |
852 | (kill-buffer process-buffer))))))) | |
24975917 RS |
853 | |
854 | ||
24975917 | 855 | (defun smtpmail-process-filter (process output) |
21bf0d6c | 856 | (with-current-buffer (process-buffer process) |
24975917 RS |
857 | (goto-char (point-max)) |
858 | (insert output))) | |
859 | ||
24975917 RS |
860 | (defun smtpmail-read-response (process) |
861 | (let ((case-fold-search nil) | |
c50d5ce0 | 862 | (response-strings nil) |
24975917 | 863 | (response-continue t) |
c50d5ce0 | 864 | (return-value '(nil ())) |
24975917 | 865 | match-end) |
2ceed428 SJ |
866 | (catch 'done |
867 | (while response-continue | |
868 | (goto-char smtpmail-read-point) | |
869 | (while (not (search-forward "\r\n" nil t)) | |
870 | (unless (memq (process-status process) '(open run)) | |
871 | (throw 'done nil)) | |
872 | (accept-process-output process) | |
873 | (goto-char smtpmail-read-point)) | |
874 | ||
875 | (setq match-end (point)) | |
876 | (setq response-strings | |
877 | (cons (buffer-substring smtpmail-read-point (- match-end 2)) | |
878 | response-strings)) | |
879 | ||
880 | (goto-char smtpmail-read-point) | |
881 | (if (looking-at "[0-9]+ ") | |
882 | (let ((begin (match-beginning 0)) | |
883 | (end (match-end 0))) | |
884 | (if smtpmail-debug-info | |
885 | (message "%s" (car response-strings))) | |
886 | ||
887 | (setq smtpmail-read-point match-end) | |
888 | ||
889 | ;; ignore lines that start with "0" | |
890 | (if (looking-at "0[0-9]+ ") | |
891 | nil | |
892 | (setq response-continue nil) | |
893 | (setq return-value | |
027a4b6b | 894 | (cons (string-to-number |
2ceed428 SJ |
895 | (buffer-substring begin end)) |
896 | (nreverse response-strings))))) | |
897 | ||
898 | (if (looking-at "[0-9]+-") | |
899 | (progn (if smtpmail-debug-info | |
900 | (message "%s" (car response-strings))) | |
901 | (setq smtpmail-read-point match-end) | |
902 | (setq response-continue t)) | |
903 | (progn | |
904 | (setq smtpmail-read-point match-end) | |
c50d5ce0 RS |
905 | (setq response-continue nil) |
906 | (setq return-value | |
2ceed428 SJ |
907 | (cons nil (nreverse response-strings))))))) |
908 | (setq smtpmail-read-point match-end)) | |
24975917 RS |
909 | return-value)) |
910 | ||
911 | ||
24975917 RS |
912 | (defun smtpmail-send-command (process command) |
913 | (goto-char (point-max)) | |
914 | (if (= (aref command 0) ?P) | |
915 | (insert "PASS <omitted>\r\n") | |
916 | (insert command "\r\n")) | |
917 | (setq smtpmail-read-point (point)) | |
918 | (process-send-string process command) | |
919 | (process-send-string process "\r\n")) | |
920 | ||
24975917 RS |
921 | (defun smtpmail-send-data-1 (process data) |
922 | (goto-char (point-max)) | |
923 | ||
83af570e KH |
924 | (if (and (multibyte-string-p data) |
925 | smtpmail-code-conv-from) | |
926 | (setq data (string-as-multibyte | |
927 | (encode-coding-string data smtpmail-code-conv-from)))) | |
a8ba4429 | 928 | |
24975917 RS |
929 | (if smtpmail-debug-info |
930 | (insert data "\r\n")) | |
931 | ||
932 | (setq smtpmail-read-point (point)) | |
57810560 KH |
933 | ;; Escape "." at start of a line |
934 | (if (eq (string-to-char data) ?.) | |
24975917 | 935 | (process-send-string process ".")) |
57810560 | 936 | (process-send-string process data) |
75da36cc | 937 | (process-send-string process "\r\n")) |
24975917 RS |
938 | |
939 | (defun smtpmail-send-data (process buffer) | |
dd64e5e5 | 940 | (let ((data-continue t) sending-data) |
21bf0d6c | 941 | (with-current-buffer buffer |
24975917 | 942 | (goto-char (point-min))) |
24975917 | 943 | (while data-continue |
21bf0d6c | 944 | (with-current-buffer buffer |
dd64e5e5 GM |
945 | (setq sending-data (buffer-substring (point-at-bol) (point-at-eol))) |
946 | (end-of-line 2) | |
947 | (setq data-continue (not (eobp)))) | |
948 | (smtpmail-send-data-1 process sending-data)))) | |
24975917 RS |
949 | |
950 | (defun smtpmail-deduce-address-list (smtpmail-text-buffer header-start header-end) | |
951 | "Get address list suitable for smtp RCPT TO: <address>." | |
1188dd37 | 952 | (unwind-protect |
21bf0d6c SM |
953 | (with-current-buffer smtpmail-address-buffer |
954 | (erase-buffer) | |
75da36cc RW |
955 | (let ((case-fold-search t) |
956 | (simple-address-list "") | |
957 | this-line | |
958 | this-line-end | |
959 | addr-regexp) | |
24975917 RS |
960 | (insert-buffer-substring smtpmail-text-buffer header-start header-end) |
961 | (goto-char (point-min)) | |
13f1d088 KH |
962 | ;; RESENT-* fields should stop processing of regular fields. |
963 | (save-excursion | |
21bf0d6c SM |
964 | (setq addr-regexp |
965 | (if (re-search-forward "^Resent-\\(to\\|cc\\|bcc\\):" | |
966 | header-end t) | |
967 | "^Resent-\\(to\\|cc\\|bcc\\):" | |
968 | "^\\(To:\\|Cc:\\|Bcc:\\)"))) | |
13f1d088 KH |
969 | |
970 | (while (re-search-forward addr-regexp header-end t) | |
24975917 RS |
971 | (replace-match "") |
972 | (setq this-line (match-beginning 0)) | |
973 | (forward-line 1) | |
974 | ;; get any continuation lines | |
975 | (while (and (looking-at "^[ \t]+") (< (point) header-end)) | |
976 | (forward-line 1)) | |
977 | (setq this-line-end (point-marker)) | |
978 | (setq simple-address-list | |
979 | (concat simple-address-list " " | |
75da36cc | 980 | (mail-strip-quoted-names (buffer-substring this-line this-line-end))))) |
24975917 | 981 | (erase-buffer) |
92dfd10c | 982 | (insert " " simple-address-list "\n") |
75da36cc RW |
983 | (subst-char-in-region (point-min) (point-max) 10 ? t) ; newline --> blank |
984 | (subst-char-in-region (point-min) (point-max) ?, ? t) ; comma --> blank | |
985 | (subst-char-in-region (point-min) (point-max) 9 ? t) ; tab --> blank | |
24975917 RS |
986 | |
987 | (goto-char (point-min)) | |
988 | ;; tidyness in case hook is not robust when it looks at this | |
989 | (while (re-search-forward "[ \t]+" header-end t) (replace-match " ")) | |
990 | ||
991 | (goto-char (point-min)) | |
8805249b | 992 | (let (recipient-address-list) |
e2f7c221 | 993 | (while (re-search-forward " \\([^ ]+\\) " (point-max) t) |
8805249b | 994 | (backward-char 1) |
e2f7c221 | 995 | (setq recipient-address-list (cons (buffer-substring (match-beginning 1) (match-end 1)) |
75da36cc RW |
996 | recipient-address-list))) |
997 | (setq smtpmail-recipient-address-list recipient-address-list)))))) | |
24975917 RS |
998 | |
999 | (defun smtpmail-do-bcc (header-end) | |
5feeeae2 | 1000 | "Delete [Resent-]BCC: and their continuation lines from the header area. |
24975917 RS |
1001 | There may be multiple BCC: lines, and each may have arbitrarily |
1002 | many continuation lines." | |
1003 | (let ((case-fold-search t)) | |
067427f5 KH |
1004 | (save-excursion |
1005 | (goto-char (point-min)) | |
1006 | ;; iterate over all BCC: lines | |
1007 | (while (re-search-forward "^\\(RESENT-\\)?BCC:" header-end t) | |
1008 | (delete-region (match-beginning 0) | |
1009 | (progn (forward-line 1) (point))) | |
1010 | ;; get rid of any continuation lines | |
1011 | (while (and (looking-at "^[ \t].*\n") (< (point) header-end)) | |
1012 | (replace-match "")))))) | |
24975917 | 1013 | |
24975917 RS |
1014 | (provide 'smtpmail) |
1015 | ||
092af6d8 | 1016 | ;;; smtpmail.el ends here |