comparison lisp/packages/rnewspost.el @ 8:4b173ad71786 r19-15b5

Import from CVS: tag r19-15b5
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date Mon, 13 Aug 2007 08:47:35 +0200
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7:c153ca296910 8:4b173ad71786
1 ;;; rnewspost.el --- USENET news poster/mailer for GNU Emacs
2 ;; Keywords: mail, news
3
4 ;; Copyright (C) 1985, 1993, 1994 Free Software Foundation, Inc.
5
6 ;; This file is part of XEmacs.
7
8 ;; XEmacs is free software; you can redistribute it and/or modify it
9 ;; under the terms of the GNU General Public License as published by
10 ;; the Free Software Foundation; either version 2, or (at your option)
11 ;; any later version.
12
13 ;; XEmacs is distributed in the hope that it will be useful, but
14 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 ;; General Public License for more details.
17
18 ;; You should have received a copy of the GNU General Public License
19 ;; along with XEmacs; see the file COPYING. If not, write to the Free
20 ;; Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
21
22 ;;; Synched up with: FSF 19.28.
23
24 ;; moved posting and mail code from rnews.el
25 ;; tower@prep.ai.mit.edu Wed Oct 29 1986
26 ;; brought posting code almost up to the revision of RFC 850 for News 2.11
27 ;; - couldn't see handling the special meaning of the Keyword: poster
28 ;; - not worth the code space to support the old A news Title: (which
29 ;; Subject: replaced) and Article-I.D.: (which Message-ID: replaced)
30 ;; tower@prep Nov 86
31 ;; changed C-c C-r key-binding due to rename of news-caesar-buffer-body
32 ;; tower@prep 21 Nov 86
33 ;; added (require 'rnews) tower@prep 22 Apr 87
34 ;; restricted call of news-show-all-headers in news-post-news & news-reply
35 ;; tower@prep 28 Apr 87
36 ;; commented out Posting-Front-End to save USENET bytes tower@prep Jul 31 87
37 ;; commented out -n and -t args in news-inews tower@prep 15 Oct 87
38 (require 'sendmail)
39 (require 'rnews)
40
41 ;Now in paths.el.
42 ;(defvar news-inews-program "inews"
43 ; "Function to post news.")
44
45 ;; Replying and posting news items are done by these functions.
46 ;; imported from rmail and modified to work with rnews ...
47 ;; Mon Mar 25,1985 at 03:07:04 ads@mit-hermes.
48 ;; this is done so that rnews can operate independently from rmail.el and
49 ;; sendmail and dosen't have to autoload these functions.
50 ;;
51 ;;; >> Nuked by Mly to autoload those functions again, as the duplication of
52 ;;; >> code was making maintenance too difficult.
53
54 (defvar news-reply-mode-map () "Mode map used by news-reply.")
55
56 (or news-reply-mode-map
57 (progn
58 (setq news-reply-mode-map (make-keymap))
59 (define-key news-reply-mode-map "\C-c?" 'describe-mode)
60 (define-key news-reply-mode-map "\C-c\C-f\C-d" 'news-reply-distribution)
61 (define-key news-reply-mode-map "\C-c\C-f\C-k" 'news-reply-keywords)
62 (define-key news-reply-mode-map "\C-c\C-f\C-n" 'news-reply-newsgroups)
63 (define-key news-reply-mode-map "\C-c\C-f\C-f" 'news-reply-followup-to)
64 (define-key news-reply-mode-map "\C-c\C-f\C-s" 'mail-subject)
65 (define-key news-reply-mode-map "\C-c\C-f\C-a" 'news-reply-summary)
66 (define-key news-reply-mode-map "\C-c\C-r" 'news-caesar-buffer-body)
67 (define-key news-reply-mode-map "\C-c\C-w" 'news-reply-signature)
68 (define-key news-reply-mode-map "\C-c\C-y" 'news-reply-yank-original)
69 (define-key news-reply-mode-map "\C-c\C-q" 'mail-fill-yanked-message)
70 (define-key news-reply-mode-map "\C-c\C-c" 'news-inews)
71 (define-key news-reply-mode-map "\C-c\C-s" 'news-inews)
72 (define-key news-reply-mode-map 'button3 'news-reply-menu)))
73
74 (defun news-reply-mode ()
75 "Major mode for editing news to be posted on USENET.
76 First-time posters are asked to please read the articles in newsgroup:
77 news.announce.newusers .
78 Like Text Mode but with these additional commands:
79
80 C-c C-s news-inews (post the message) C-c C-c news-inews
81 C-c C-f move to a header field (and create it if there isn't):
82 C-c C-f C-n move to Newsgroups: C-c C-f C-s move to Subj:
83 C-c C-f C-f move to Followup-To: C-c C-f C-k move to Keywords:
84 C-c C-f C-d move to Distribution: C-c C-f C-a move to Summary:
85 C-c C-y news-reply-yank-original (insert current message, in NEWS).
86 C-c C-q mail-fill-yanked-message (fill what was yanked).
87 C-c C-r caesar rotate all letters by 13 places in the article's body (rot13)."
88 (interactive)
89 ;; require...
90 (or (fboundp 'mail-setup) (load "sendmail"))
91 (kill-all-local-variables)
92 (make-local-variable 'mail-reply-buffer)
93 (setq mail-reply-buffer nil)
94 (set-syntax-table text-mode-syntax-table)
95 (use-local-map news-reply-mode-map)
96 (setq local-abbrev-table text-mode-abbrev-table)
97 (setq major-mode 'news-reply-mode)
98 (setq mode-name "News")
99 (make-local-variable 'paragraph-separate)
100 (make-local-variable 'paragraph-start)
101 (setq paragraph-start (concat "^" mail-header-separator "$\\|"
102 paragraph-start))
103 (setq paragraph-separate (concat "^" mail-header-separator "$\\|"
104 paragraph-separate))
105 (run-hooks 'text-mode-hook 'news-reply-mode-hook))
106
107 (defvar news-reply-yank-from ""
108 "Save From: field for news-reply-yank-original.")
109
110 (defvar news-reply-yank-message-id ""
111 "Save Message-Id: field for news-reply-yank-original.")
112
113 (defun news-reply-yank-original (arg)
114 "Insert the message being replied to, if any (in postnews).
115 Puts point before the text and mark after.
116 Indents each nonblank line ARG spaces (default 3).
117 Just \\[universal-argument] as argument means don't indent
118 and don't delete any header fields."
119 (interactive "P")
120 (let ((zmacs-regions nil))
121 (mail-yank-original arg)
122 (exchange-point-and-mark)
123 (run-hooks 'news-reply-header-hook)))
124
125 (defvar news-reply-header-hook
126 '(lambda ()
127 (insert "In article " news-reply-yank-message-id
128 " " news-reply-yank-from " writes:\n\n"))
129 "Hook for inserting a header at the top of a yanked message.")
130
131 (defun news-reply-newsgroups ()
132 "Move point to end of Newsgroups: field.
133 RFC 850 constrains the Newsgroups: field to be a comma separated list of valid
134 newsgroups names at your site:
135 Newsgroups: news.misc,comp.misc,rec.misc"
136 (interactive)
137 (expand-abbrev)
138 (goto-char (point-min))
139 (mail-position-on-field "Newsgroups"))
140
141 (defun news-reply-followup-to ()
142 "Move point to end of Followup-To: field. Create the field if none.
143 One usually requests followups to only one newsgroup.
144 RFC 850 constrains the Followup-To: field to be a comma separated list of valid
145 newsgroups names at your site, that are also in the Newsgroups: field:
146 Newsgroups: news.misc,comp.misc,rec.misc,misc.misc,soc.misc
147 Followup-To: news.misc,comp.misc,rec.misc"
148 (interactive)
149 (expand-abbrev)
150 (or (mail-position-on-field "Followup-To" t)
151 (progn (mail-position-on-field "newsgroups")
152 (insert "\nFollowup-To: ")))
153 ;; @@ could do a completing read based on the Newsgroups: field to
154 ;; @@ fill in the Followup-To: field
155 )
156
157 (defun news-reply-distribution ()
158 "Move point to end of Distribution: optional field.
159 Create the field if none. Without this field the posting goes to all of
160 USENET. The field is used to restrict the posting to parts of USENET."
161 (interactive)
162 (expand-abbrev)
163 (mail-position-on-field "Distribution")
164 ;; @@could do a completing read based on the news library file:
165 ;; @@ ../distributions to fill in the field.
166 )
167
168 (defun news-reply-keywords ()
169 "Move point to end of Keywords: optional field. Create the field if none.
170 Used as an aid to the news reader, it can contain a few, well selected keywords
171 identifying the message."
172 (interactive)
173 (expand-abbrev)
174 (mail-position-on-field "Keywords"))
175
176 (defun news-reply-summary ()
177 "Move point to end of Summary: optional field. Create the field if none.
178 Used as an aid to the news reader, it can contain a succinct
179 summary (abstract) of the message."
180 (interactive)
181 (expand-abbrev)
182 (mail-position-on-field "Summary"))
183
184 (defun news-reply-signature ()
185 "The inews program appends ~/.signature automatically."
186 (interactive)
187 (message "~/.signature will be appended automatically."))
188
189 (defun news-setup (to subject in-reply-to newsgroups replybuffer)
190 "Setup the news reply or posting buffer with the proper headers and in
191 news-reply-mode."
192 (setq mail-reply-buffer replybuffer)
193 (let ((mail-setup-hook nil))
194 (if (null to)
195 ;; this hack is needed so that inews wont be confused by
196 ;; the fcc: and bcc: fields
197 (let ((mail-self-blind nil)
198 (mail-archive-file-name nil))
199 (mail-setup to subject in-reply-to nil replybuffer nil)
200 (beginning-of-line)
201 ;;(kill-line 1) ; XEmacs fix to longstanding damned annoying bug
202 (delete-region (point) (progn (forward-line 1) (point)))
203 (goto-char (point-max)))
204 (mail-setup to subject in-reply-to nil replybuffer nil))
205 ;;;(mail-position-on-field "Posting-Front-End")
206 ;;;(insert (emacs-version))
207 (goto-char (point-max))
208 (if (let ((case-fold-search t))
209 (re-search-backward "^Subject:" (point-min) t))
210 (progn (beginning-of-line)
211 (insert "Newsgroups: " (or newsgroups "") "\n")
212 (if (not newsgroups)
213 (backward-char 1)
214 (goto-char (point-max)))))
215 (run-hooks 'news-setup-hook)))
216
217 (defun news-inews ()
218 "Send a news message using inews."
219 (interactive)
220 (let* ((case-fold-search nil)
221 ;;newsgroups subject
222 )
223 (save-excursion
224 (save-restriction
225 (goto-char (point-min))
226 (search-forward (concat "\n" mail-header-separator "\n"))
227 (narrow-to-region (point-min) (point))
228 ;;(setq newsgroups (mail-fetch-field "newsgroups")
229 ;; subject (mail-fetch-field "subject"))
230 )
231 (widen)
232 (goto-char (point-min))
233 (run-hooks 'news-inews-hook)
234 (goto-char (point-min))
235 (search-forward (concat "\n" mail-header-separator "\n"))
236 (replace-match "\n\n")
237 (goto-char (point-max))
238 ;; require a newline at the end for inews to append .signature to
239 (or (= (preceding-char) ?\n)
240 (insert ?\n))
241 (message "Posting to USENET...")
242 (call-process-region (point-min) (point-max)
243 news-inews-program nil 0 nil
244 "-h") ; take all header lines!
245 ;@@ setting of subject and newsgroups still needed?
246 ;"-t" subject
247 ;"-n" newsgroups
248 (message "Posting to USENET... done")
249 (goto-char (point-min)) ;restore internal header separator
250 (search-forward "\n\n")
251 (replace-match (concat "\n" mail-header-separator "\n"))
252 (set-buffer-modified-p nil))
253 (and (fboundp 'bury-buffer) (bury-buffer))))
254
255 (defvar news-reply-subject-prefix nil
256 "*The prefix to use when replying to a news message (such as \"Re:\").")
257
258 ;@@ shares some code with news-reply and news-post-news
259 (defun news-mail-reply ()
260 "Mail a reply to the author of the current article.
261 While composing the reply, use \\[news-reply-yank-original] to yank the
262 original message into it."
263 (interactive)
264 (let (from subject date to reply-to references message-id ;;b
265 (buffer (current-buffer)))
266 (save-restriction
267 (widen)
268 (narrow-to-region (point-min) (progn (goto-char (point-min))
269 (search-forward "\n\n")
270 (- (point) 1)))
271 (setq from (mail-fetch-field "from")
272 subject (mail-fetch-field "subject")
273 reply-to (mail-fetch-field "reply-to")
274 date (mail-fetch-field "date")
275 references (mail-fetch-field "references")
276 message-id (mail-fetch-field "message-id"))
277 (if (and news-reply-subject-prefix subject
278 (not (string-match
279 (concat "^[ \t]*" (regexp-quote news-reply-subject-prefix)
280 "[ )t]*")
281 subject)))
282 (setq subject (concat news-reply-subject-prefix " " subject)))
283 (setq to from)
284 (pop-to-buffer "*mail*")
285 ;; (setq b (current-buffer))
286 (if (mail nil (if reply-to reply-to to) subject
287 (let ((stop-pos
288 (string-match " *at \\| *@ \\| *(\\| *<" from)))
289 (concat (if stop-pos (substring from 0 stop-pos) from)
290 "'s message of "
291 date))
292 nil
293 buffer)
294 (save-excursion
295 ;; (set-buffer b)
296 (mail-position-on-field "References")
297 (if references (insert references))
298 (if (and references message-id) (insert " "))
299 (if message-id (insert message-id)))))))
300
301 ;@@ the guts of news-reply and news-post-news should be combined. -tower
302 (defun news-reply ()
303 "Compose and post a reply (aka a followup) to the current article on USENET.
304 While composing the followup, use \\[news-reply-yank-original] to yank the
305 original message into it."
306 (interactive)
307 (if (y-or-n-p "Are you sure you want to followup to all of USENET? ")
308 (let (from subject date followup-to newsgroups message-of
309 references distribution message-id
310 (buffer (current-buffer)))
311 (save-restriction
312 (and (not (= 0 (buffer-size))) ;@@real problem is non-existence of
313 ;@@ of article file
314 (equal major-mode 'news-mode) ;@@ if rmail-mode,
315 ;@@ should show full headers
316 (progn
317 (news-show-all-headers) ;@@ should save/restore header state,
318 ;@@ but rnews.el lacks support
319 (narrow-to-region (point-min) (progn (goto-char (point-min))
320 (search-forward "\n\n")
321 (- (point) 1)))))
322 (setq from (mail-fetch-field "from")
323 news-reply-yank-from from
324 ;; @@ not handling old Title: field
325 subject (mail-fetch-field "subject")
326 date (mail-fetch-field "date")
327 followup-to (mail-fetch-field "followup-to")
328 newsgroups (or followup-to
329 (mail-fetch-field "newsgroups"))
330 references (mail-fetch-field "references")
331 ;; @@ not handling old Article-I.D.: field
332 distribution (mail-fetch-field "distribution")
333 message-id (mail-fetch-field "message-id")
334 news-reply-yank-message-id message-id)
335 (pop-to-buffer "*post-news*")
336 (news-reply-mode)
337 (if (and (buffer-modified-p)
338 (not
339 (y-or-n-p "Unsent article being composed; erase it? ")))
340 ()
341 (progn
342 (erase-buffer)
343 (and subject
344 (progn (if (string-match "\\`Re: " subject)
345 (while (string-match "\\`Re: " subject)
346 (setq subject (substring subject 4))))
347 (setq subject (concat "Re: " subject))))
348 (and from
349 (progn
350 (let ((stop-pos
351 (string-match " *at \\| *@ \\| *(\\| *<" from)))
352 (setq message-of
353 (concat
354 (if stop-pos (substring from 0 stop-pos) from)
355 "'s message of "
356 date)))))
357 (news-setup
358 nil
359 subject
360 message-of
361 newsgroups
362 buffer)
363 (if followup-to
364 (progn (news-reply-followup-to)
365 (insert followup-to)))
366 (if distribution
367 (progn
368 (mail-position-on-field "Distribution")
369 (insert distribution)))
370 (mail-position-on-field "References")
371 (if references
372 (insert references))
373 (if (and references message-id)
374 (insert " "))
375 (if message-id
376 (insert message-id))
377 (goto-char (point-max))))))
378 (message "")))
379
380 ;@@ the guts of news-reply and news-post-news should be combined. -tower
381 (defun news-post-news ()
382 "Begin editing a new USENET news article to be posted.
383 Type \\[describe-mode] once editing the article to get a list of commands."
384 (interactive)
385 (if (y-or-n-p "Are you sure you want to post to all of USENET? ")
386 (let ((buffer (current-buffer)))
387 (save-restriction
388 (and (not (= 0 (buffer-size))) ;@@real problem is non-existence of
389 ;@@ of article file
390 (equal major-mode 'news-mode) ;@@ if rmail-mode,
391 ;@@ should show full headers
392 (progn
393 (news-show-all-headers) ;@@ should save/restore header state,
394 ;@@ but rnews.el lacks support
395 (narrow-to-region (point-min) (progn (goto-char (point-min))
396 (search-forward "\n\n")
397 (- (point) 1)))))
398 (setq news-reply-yank-from (mail-fetch-field "from")
399 ;; @@ not handling old Article-I.D.: field
400 news-reply-yank-message-id (mail-fetch-field "message-id")))
401 (pop-to-buffer "*post-news*")
402 (news-reply-mode)
403 (if (and (buffer-modified-p)
404 (not (y-or-n-p "Unsent article being composed; erase it? ")))
405 () ;@@ not saving point from last time
406 (progn (erase-buffer)
407 (news-setup () () () () buffer))))
408 (message "")))
409
410 (defun news-mail-other-window ()
411 "Send mail in another window.
412 While composing the message, use \\[news-reply-yank-original] to yank the
413 original message into it."
414 (interactive)
415 (mail-other-window nil nil nil nil nil (current-buffer)))
416
417
418 ;; menus
419
420 (defconst news-reply-menu
421 '("Post News"
422 "Go to Field:"
423 "----"
424 ["Subject:" mail-subject t]
425 ["Summary:" news-reply-summary t]
426 ["Keywords:" news-reply-keywords t]
427 ["Newsgroups:" news-reply-newsgroups t]
428 ["Followup-To:" news-reply-followup-to t]
429 ["Distribution:" news-reply-distribution t]
430 ["Text" (let ((mail-header-separator "")) (mail-text)) t]
431 "----"
432 "Miscellaneous Commands:"
433 "----"
434 ["Yank Original" news-reply-yank-original t]
435 ["Fill Yanked Message" mail-fill-yanked-message t]
436 ;; ["Insert Signature" news-reply-signature t]
437 ["Caesar (rot13) Message" news-caesar-buffer-body t]
438 "----"
439 ["Post Message" news-inews t]
440 ))
441
442 (defun news-reply-menu (event)
443 (interactive "e")
444 (select-window (event-window event))
445 (let (yank sig fill rot (rest news-reply-menu))
446 (while rest
447 (if (vectorp (car rest))
448 (cond ((eq (aref (car rest) 1) 'news-reply-yank-original)
449 (setq yank (car rest)))
450 ((eq (aref (car rest) 1) 'news-reply-signature)
451 (setq sig (car rest)))
452 ((eq (aref (car rest) 1) 'mail-fill-yanked-message)
453 (setq fill (car rest)))
454 ((eq (aref (car rest) 1) 'news-caesar-buffer-body)
455 (setq rot (car rest)))))
456 (setq rest (cdr rest)))
457 (if yank (aset yank 2 (not (null mail-reply-buffer))))
458 (if sig (aset sig 2 (and (stringp mail-signature-file)
459 (file-exists-p mail-signature-file))))
460 (let ((body-p (save-excursion
461 (goto-char (point-min))
462 (and (search-forward (concat "\n" mail-header-separator
463 "\n") nil t)
464 (not (looking-at "[ \t\n]*\\'"))))))
465 (if fill (aset fill 2 body-p))
466 (if rot (aset rot 2 body-p))))
467 (let ((popup-menu-titles nil))
468 (popup-menu 'news-reply-menu)))