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1.1 root 1: ;; Mail sending commands for Emacs.
2: ;; Copyright (C) 1985, 1986 Free Software Foundation, Inc.
3:
4: ;; This file is part of GNU Emacs.
5:
6: ;; GNU Emacs is distributed in the hope that it will be useful,
7: ;; but WITHOUT ANY WARRANTY. No author or distributor
8: ;; accepts responsibility to anyone for the consequences of using it
9: ;; or for whether it serves any particular purpose or works at all,
10: ;; unless he says so in writing. Refer to the GNU Emacs General Public
11: ;; License for full details.
12:
13: ;; Everyone is granted permission to copy, modify and redistribute
14: ;; GNU Emacs, but only under the conditions described in the
15: ;; GNU Emacs General Public License. A copy of this license is
16: ;; supposed to have been given to you along with GNU Emacs so you
17: ;; can know your rights and responsibilities. It should be in a
18: ;; file named COPYING. Among other things, the copyright notice
19: ;; and this notice must be preserved on all copies.
20:
21:
22: (provide 'sendmail)
23:
24: ;(defconst mail-self-blind nil
25: ; "Non-nil means insert BCC to self in messages to be sent.
26: ;This is done when the message is initialized,
27: ;so you can remove or alter the BCC field to override the default.")
28:
29: ;(defconst mail-interactive nil
30: ; "Non-nil means when sending a message wait for and display errors.
31: ;nil means let mailer mail back a message to report errors.")
32:
33: ;(defconst mail-yank-ignored-headers
34: ; "^via:\\|^mail-from:\\|^origin:\\|^status:\\|^remailed\\|^received:\\|^message-id:\\|^summary-line:\\|^to:\\|^subject:\\|^in-reply-to:\\|^return-path:"
35: ; "Delete these headers from old message when it's inserted in a reply.")
36: ;(defvar send-mail-function 'sendmail-send-it
37: ; "Function to call to send the current buffer as mail.
38: ;The headers are be delimited by a line which is mail-header-separator"")
39:
40: ; really defined in loaddefs for emacs 17.17+
41: ;(defvar mail-header-separator "--text follows this line--"
42: ; "*Line used to separate headers from text in messages being composed.")
43: ; really defined in loaddefs for emacs 17.17+
44: ;(defvar mail-archive-file-name nil
45: ; "*Name of file to write all outgoing messages in, or nil for none.")
46: ; really defined in loaddefs for emacs 17.17+
47: (defvar mail-aliases t
48: "Alias of mail address aliases,
49: or t meaning should be initialized from .mailrc.")
50:
51: (defvar mail-default-reply-to nil
52: "*Address to insert as default Reply-to field of outgoing messages.")
53:
54: (defvar mail-abbrevs-loaded nil)
55: (defvar mail-mode-map nil)
56:
57: (autoload 'build-mail-aliases "mailalias"
58: "Read mail aliases from ~/.mailrc and set mail-aliases."
59: nil)
60:
61: (autoload 'expand-mail-aliases "mailalias"
62: "Expand all mail aliases in suitable header fields found between BEG and END.
63: Suitable header fields are To, CC and BCC."
64: nil)
65:
66: (defun mail-setup (to subject in-reply-to cc replybuffer)
67: (if (eq mail-aliases t)
68: (progn
69: (setq mail-aliases nil)
70: (if (file-exists-p "~/.mailrc")
71: (build-mail-aliases))))
72: (setq mail-reply-buffer replybuffer)
73: (goto-char (point-min))
74: (insert "To: ")
75: (save-excursion
76: (if to
77: (progn
78: (insert to "\n")
79: ;;; Here removed code to extract names from within <...>
80: ;;; on the assumption that mail-strip-quoted-names
81: ;;; has been called and has done so.
82: (let ((fill-prefix "\t"))
83: (fill-region (point-min) (point-max))))
84: (newline))
85: (if cc
86: (let ((opos (point))
87: (fill-prefix "\t"))
88: (insert "CC: " cc "\n")
89: (fill-region-as-paragraph opos (point-max))))
90: (if in-reply-to
91: (insert "In-reply-to: " in-reply-to "\n"))
92: (insert "Subject: " (or subject "") "\n")
93: (if mail-default-reply-to
94: (insert "Reply-to: " mail-default-reply-to "\n"))
95: (if mail-self-blind
96: (insert "BCC: " (user-login-name) "\n"))
97: (if mail-archive-file-name
98: (insert "FCC: " mail-archive-file-name "\n"))
99: (insert mail-header-separator "\n"))
100: (if to (goto-char (point-max)))
101: (or to subject in-reply-to
102: (set-buffer-modified-p nil))
103: (run-hooks 'mail-setup-hook))
104:
105: (defun mail-mode ()
106: "Major mode for editing mail to be sent.
107: Like Text Mode but with these additional commands:
108: C-c C-s mail-send (send the message) C-c C-c mail-send-and-exit
109: C-c C-f move to a header field (and create it if there isn't):
110: C-c C-f C-t move to To: C-c C-f C-s move to Subj:
111: C-c C-f C-b move to BCC: C-c C-f C-c move to CC:
112: C-c C-w mail-signature (insert ~/.signature at end).
113: C-c C-y mail-yank-original (insert current message, in Rmail).
114: C-c C-q mail-fill-yanked-message (fill what was yanked)."
115: (interactive)
116: (kill-all-local-variables)
117: (make-local-variable 'mail-reply-buffer)
118: (setq mail-reply-buffer nil)
119: (set-syntax-table text-mode-syntax-table)
120: (use-local-map mail-mode-map)
121: (setq local-abbrev-table text-mode-abbrev-table)
122: (setq major-mode 'mail-mode)
123: (setq mode-name "Mail")
124: (setq buffer-offer-save t)
125: (make-local-variable 'paragraph-separate)
126: (make-local-variable 'paragraph-start)
127: (setq paragraph-start (concat "^" mail-header-separator
128: "$\\|^[ \t]*[-_][-_][-_]+$\\|"
129: paragraph-start))
130: (setq paragraph-separate (concat "^" mail-header-separator
131: "$\\|^[ \t]*[-_][-_][-_]+$\\|"
132: paragraph-separate))
133: (run-hooks 'text-mode-hook 'mail-mode-hook))
134:
135: (if mail-mode-map
136: nil
137: (setq mail-mode-map (make-sparse-keymap))
138: (define-key mail-mode-map "\C-c?" 'describe-mode)
139: (define-key mail-mode-map "\C-c\C-f\C-t" 'mail-to)
140: (define-key mail-mode-map "\C-c\C-f\C-b" 'mail-bcc)
141: (define-key mail-mode-map "\C-c\C-f\C-c" 'mail-cc)
142: (define-key mail-mode-map "\C-c\C-f\C-s" 'mail-subject)
143: (define-key mail-mode-map "\C-c\C-w" 'mail-signature) ; who
144: (define-key mail-mode-map "\C-c\C-y" 'mail-yank-original)
145: (define-key mail-mode-map "\C-c\C-q" 'mail-fill-yanked-message)
146: (define-key mail-mode-map "\C-c\C-c" 'mail-send-and-exit)
147: (define-key mail-mode-map "\C-c\C-s" 'mail-send))
148:
149: (defun mail-send-and-exit (arg)
150: "Send message like mail-send, then, if no errors, exit from mail buffer.
151: Prefix arg means don't delete this window."
152: (interactive "P")
153: (mail-send)
154: (bury-buffer (current-buffer))
155: (if (and (not arg)
156: (not (one-window-p))
157: (save-excursion
158: (set-buffer (window-buffer (next-window (selected-window) 'not)))
159: (eq major-mode 'rmail-mode)))
160: (delete-window)
161: (switch-to-buffer (other-buffer (current-buffer)))))
162:
163: (defun mail-send ()
164: "Send the message in the current buffer.
165: If mail-interactive is non-nil, wait for success indication
166: or error messages, and inform user.
167: Otherwise any failure is reported in a message back to
168: the user from the mailer."
169: (interactive)
170: (message "Sending...")
171: (funcall send-mail-function)
172: (set-buffer-modified-p nil)
173: (delete-auto-save-file-if-necessary)
174: (message "Sending...done"))
175:
176: (defun sendmail-send-it ()
177: (let ((errbuf (if mail-interactive
178: (generate-new-buffer " sendmail errors")
179: 0))
180: (tembuf (generate-new-buffer " sendmail temp"))
181: (case-fold-search nil)
182: delimline
183: (mailbuf (current-buffer)))
184: (unwind-protect
185: (save-excursion
186: (set-buffer tembuf)
187: (erase-buffer)
188: (insert-buffer-substring mailbuf)
189: (goto-char (point-max))
190: ;; require one newline at the end.
191: (or (= (preceding-char) ?\n)
192: (insert ?\n))
193: ;; Change header-delimiter to be what sendmail expects.
194: (goto-char (point-min))
195: (re-search-forward
196: (concat "^" (regexp-quote mail-header-separator) "\n"))
197: (replace-match "\n")
198: (backward-char 1)
199: (setq delimline (point-marker))
200: (if mail-aliases
201: (expand-mail-aliases (point-min) delimline))
202: (goto-char (point-min))
203: ;; ignore any blank lines in the header
204: (while (and (re-search-forward "\n\n\n*" delimline t)
205: (< (point) delimline))
206: (replace-match "\n"))
207: (let ((case-fold-search t))
208: ;; Find and handle any FCC fields.
209: (goto-char (point-min))
210: (if (re-search-forward "^FCC:" delimline t)
211: (mail-do-fcc delimline))
212: ;; If there is a From and no Sender, put it a Sender.
213: (goto-char (point-min))
214: (and (re-search-forward "^From:" delimline t)
215: (not (save-excursion
216: (goto-char (point-min))
217: (re-search-forward "^Sender:" delimline t)))
218: (progn
219: (forward-line 1)
220: (insert "Sender: " (user-login-name) "\n")))
221: ;; don't send out a blank subject line
222: (goto-char (point-min))
223: (if (re-search-forward "^Subject:[ \t]*\n" delimline t)
224: (replace-match ""))
225: (if mail-interactive
226: (save-excursion
227: (set-buffer errbuf)
228: (erase-buffer))))
229: (apply 'call-process-region
230: (append (list (point-min) (point-max)
231: (if (boundp 'sendmail-program)
232: sendmail-program
233: "/usr/lib/sendmail")
234: nil errbuf nil
235: "-oi" "-t")
236: ;; Always specify who from,
237: ;; since some systems have broken sendmails.
238: (list "-f" (user-login-name))
239: ;;; ;; Don't say "from root" if running under su.
240: ;;; (and (equal (user-real-login-name) "root")
241: ;;; (list "-f" (user-login-name)))
242: ;; These mean "report errors by mail"
243: ;; and "deliver in background".
244: (if (null mail-interactive) '("-oem" "-odb"))))
245: (if mail-interactive
246: (save-excursion
247: (set-buffer errbuf)
248: (goto-char (point-min))
249: (while (re-search-forward "\n\n* *" nil t)
250: (replace-match "; "))
251: (if (not (zerop (buffer-size)))
252: (error "Sending...failed to %s"
253: (buffer-substring (point-min) (point-max)))))))
254: (kill-buffer tembuf)
255: (if (bufferp errbuf)
256: (kill-buffer errbuf)))))
257:
258: (defun mail-do-fcc (header-end)
259: (let (fcc-list
260: (rmailbuf (current-buffer))
261: (tembuf (generate-new-buffer " rmail output"))
262: (case-fold-search t))
263: (save-excursion
264: (goto-char (point-min))
265: (while (re-search-forward "^FCC:[ \t]*" header-end t)
266: (setq fcc-list (cons (buffer-substring (point)
267: (progn
268: (end-of-line)
269: (skip-chars-backward " \t")
270: (point)))
271: fcc-list))
272: (delete-region (match-beginning 0)
273: (progn (forward-line 1) (point))))
274: (set-buffer tembuf)
275: (erase-buffer)
276: (insert "\nFrom " (user-login-name) " "
277: (current-time-string) "\n")
278: (insert-buffer-substring rmailbuf)
279: ;; Make sure messages are separated.
280: (goto-char (point-max))
281: (insert ?\n)
282: (goto-char 2)
283: ;; ``Quote'' "^From " as ">From "
284: ;; (note that this isn't really quoting, as there is no requirement
285: ;; that "^[>]+From " be quoted in the same transparent way.)
286: (let ((case-fold-search nil))
287: (while (search-forward "\nFrom " nil t)
288: (forward-char -5)
289: (insert ?>)))
290: (while fcc-list
291: (let ((buffer (get-file-buffer (car fcc-list))))
292: (if buffer
293: ;; File is present in a buffer => append to that buffer.
294: (let ((curbuf (current-buffer))
295: (beg (point-min)) (end (point-max)))
296: (save-excursion
297: (set-buffer buffer)
298: (goto-char (point-max))
299: (insert-buffer-substring curbuf beg end)))
300: ;; Else append to the file directly.
301: (write-region (point-min) (point-max) (car fcc-list) t)))
302: (setq fcc-list (cdr fcc-list))))
303: (kill-buffer tembuf)))
304:
305: (defun mail-to ()
306: "Move point to end of To-field."
307: (interactive)
308: (expand-abbrev)
309: (mail-position-on-field "To"))
310:
311: (defun mail-subject ()
312: "Move point to end of Subject-field."
313: (interactive)
314: (expand-abbrev)
315: (mail-position-on-field "Subject"))
316:
317: (defun mail-cc ()
318: "Move point to end of CC-field. Create a CC field if none."
319: (interactive)
320: (expand-abbrev)
321: (or (mail-position-on-field "cc" t)
322: (progn (mail-position-on-field "to")
323: (insert "\nCC: "))))
324:
325: (defun mail-bcc ()
326: "Move point to end of BCC-field. Create a BCC field if none."
327: (interactive)
328: (expand-abbrev)
329: (or (mail-position-on-field "bcc" t)
330: (progn (mail-position-on-field "to")
331: (insert "\nBCC: "))))
332:
333: (defun mail-position-on-field (field &optional soft)
334: (let (end
335: (case-fold-search t))
336: (goto-char (point-min))
337: (search-forward (concat "\n" mail-header-separator "\n"))
338: (setq end (match-beginning 0))
339: (goto-char (point-min))
340: (if (re-search-forward (concat "^" (regexp-quote field) ":") end t)
341: (progn
342: (re-search-forward "^[^ \t]" nil 'move)
343: (beginning-of-line)
344: (skip-chars-backward "\n")
345: t)
346: (or soft
347: (progn (goto-char end)
348: (skip-chars-backward "\n")
349: (insert "\n" field ": ")))
350: nil)))
351:
352: (defun mail-signature ()
353: "Sign letter with contents of ~/.signature file."
354: (interactive)
355: (save-excursion
356: (goto-char (point-max))
357: (insert-file-contents (expand-file-name "~/.signature"))))
358:
359: (defun mail-fill-yanked-message (&optional justifyp)
360: "Fill the paragraphs of a message yanked into this one.
361: Numeric argument means justify as well."
362: (interactive "P")
363: (save-excursion
364: (goto-char (point-min))
365: (search-forward (concat "\n" mail-header-separator "\n") nil t)
366: (fill-individual-paragraphs (point)
367: (point-max)
368: justifyp
369: t)))
370: (defun mail-yank-original (arg)
371: "Insert the message being replied to, if any (in rmail).
372: Puts point before the text and mark after.
373: Indents each nonblank line ARG spaces (default 3).
374: Just \\[universal-argument] as argument means don't indent
375: and don't delete any header fields."
376: (interactive "P")
377: (if mail-reply-buffer
378: (let ((start (point)))
379: (delete-windows-on mail-reply-buffer)
380: (insert-buffer mail-reply-buffer)
381: (if (consp arg)
382: nil
383: (mail-yank-clear-headers start (mark))
384: (indent-rigidly start (mark)
385: (if arg (prefix-numeric-value arg) 3)))
386: (exchange-point-and-mark)
387: (if (not (eolp)) (insert ?\n)))))
388:
389: (defun mail-yank-clear-headers (start end)
390: (save-excursion
391: (goto-char start)
392: (if (search-forward "\n\n" end t)
393: (save-restriction
394: (narrow-to-region start (point))
395: (goto-char start)
396: (while (let ((case-fold-search t))
397: (re-search-forward mail-yank-ignored-headers nil t))
398: (beginning-of-line)
399: (delete-region (point)
400: (progn (re-search-forward "\n[^ \t]")
401: (forward-char -1)
402: (point))))))))
403:
404: ;; Put these last, to reduce chance of lossage from quitting in middle of loading the file.
405:
406: (defun mail (&optional noerase to subject in-reply-to cc replybuffer)
407: "Edit a message to be sent. Argument means resume editing (don't erase).
408: Returns with message buffer selected; value t if message freshly initialized.
409: While editing message, type C-c C-c to send the message and exit.
410:
411: Various special commands starting with C-c are available in sendmail mode
412: to move to message header fields:
413: \\{mail-mode-map}
414:
415: If mail-self-blind is non-nil, a BCC to yourself is inserted
416: when the message is initialized.
417:
418: If mail-default-reply-to is non-nil, it should be an address (a string);
419: a Reply-to: field with that address is inserted.
420:
421: If mail-archive-file-name is non-nil, an FCC field with that file name
422: is inserted.
423:
424: If mail-setup-hook is bound, its value is called with no arguments
425: after the message is initialized. It can add more default fields.
426:
427: When calling from a program, the second through fifth arguments
428: TO, SUBJECT, IN-REPLY-TO and CC specify if non-nil
429: the initial contents of those header fields.
430: These arguments should not have final newlines.
431: The sixth argument REPLYBUFFER is a buffer whose contents
432: should be yanked if the user types C-c C-y."
433: (interactive "P")
434: (switch-to-buffer "*mail*")
435: (setq default-directory (expand-file-name "~/"))
436: (auto-save-mode auto-save-default)
437: (mail-mode)
438: (and (not noerase)
439: (or (not (buffer-modified-p))
440: (y-or-n-p "Unsent message being composed; erase it? "))
441: (progn (erase-buffer)
442: (mail-setup to subject in-reply-to cc replybuffer)
443: t)))
444:
445: (defun mail-other-window (&optional noerase to subject in-reply-to cc replybuffer)
446: "Like `mail' command, but display mail buffer in another window."
447: (interactive "P")
448: (let ((pop-up-windows t))
449: (pop-to-buffer "*mail*"))
450: (mail noerase to subject in-reply-to cc replybuffer))
451:
452: ;;; Do not add anything but external entries on this page.
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