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c88ab9ce ER |
1 | ;;; rmail.el --- main code of "RMAIL" mail reader for Emacs. |
2 | ||
3a801d0c ER |
3 | ;; Copyright (C) 1985, 1986, 1987, 1988, 1991, 1992 Free Software Foundation, Inc. |
4 | ||
e5167999 | 5 | ;; Maintainer: FSF |
d7b4d18f | 6 | ;; Keywords: mail |
e5167999 | 7 | |
581d7e0b RM |
8 | ;; This file is part of GNU Emacs. |
9 | ||
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
e5167999 | 12 | ;; the Free Software Foundation; either version 2, or (at your option) |
581d7e0b RM |
13 | ;; any later version. |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to | |
22 | ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
23 | ||
e5167999 | 24 | ;;; Code: |
581d7e0b RM |
25 | |
26 | ;; Souped up by shane@mit-ajax based on ideas of rlk@athena.mit.edu | |
27 | ;; New features include attribute and keyword support, message | |
28 | ;; selection by dispatch table, summary by attributes and keywords, | |
29 | ;; expunging by dispatch table, sticky options for file commands. | |
30 | ||
31 | (require 'mail-utils) | |
581d7e0b RM |
32 | ; These variables now declared paths.el |
33 | ;(defvar rmail-spool-directory "/usr/spool/mail/" | |
34 | ; "This is the name of the directory used by the system mailer for\n\ | |
35 | ;delivering new mail. It's name should end with a slash.") | |
36 | ;(defvar rmail-file-name | |
37 | ; (expand-file-name "~/RMAIL") | |
38 | ; "") | |
39 | ||
40 | ;;;###autoload | |
41 | (defvar rmail-dont-reply-to-names nil "\ | |
42 | *A regexp specifying names to prune of reply to messages. | |
43 | nil means dont reply to yourself.") | |
44 | ||
45 | ;;;###autoload | |
46 | (defvar rmail-default-dont-reply-to-names "info-" "\ | |
47 | A regular expression specifying part of the value of the default value of | |
48 | the variable `rmail-dont-reply-to-names', for when the user does not set | |
49 | `rmail-dont-reply-to-names' explicitly. (The other part of the default | |
50 | value is the user's name.) | |
51 | It is useful to set this variable in the site customisation file.") | |
52 | ||
53 | ;;;###autoload | |
54 | (defvar rmail-ignored-headers "^via:\\|^mail-from:\\|^origin:\\|^status:\\|^received:\\|^message-id:\\|^summary-line:" "\ | |
55 | *Gubbish headers one would rather not see.") | |
56 | ||
57 | ;;;###autoload | |
58 | (defvar rmail-delete-after-output nil "\ | |
59 | *Non-nil means automatically delete a message that is copied to a file.") | |
60 | ||
61 | ;;;###autoload | |
62 | (defconst rmail-primary-inbox-list nil "\ | |
63 | *List of files which are inboxes for user's primary mail file ~/RMAIL. | |
64 | `nil' means the default, which is (\"/usr/spool/mail/$USER\" \"~/mbox\") | |
65 | \(the first name varies depending on the operating system, | |
66 | and the value of the environment variable MAIL overrides it).") | |
67 | ||
68 | ;; these may be altered by site-init.el to match the format of mmdf files | |
69 | ;; delimitation used on a given host (delim1 and delim2 from the config | |
70 | ;; files) | |
71 | ||
72 | (defvar mmdf-delim1 "^\001\001\001\001\n" | |
73 | "Regexp marking the start of an mmdf message") | |
74 | (defvar mmdf-delim2 "^\001\001\001\001\n" | |
75 | "Regexp marking the end of an mmdf message") | |
76 | ||
77 | (defvar rmail-message-filter nil | |
78 | "If non nil, is a filter function for new headers in RMAIL. | |
79 | Called with region narrowed to unformatted header.") | |
80 | ||
81 | (defvar rmail-mode-map nil) | |
82 | ||
83 | (defvar rmail-inbox-list nil) | |
84 | (defvar rmail-keywords nil) | |
85 | ||
86 | ;; Message counters and markers. Deleted flags. | |
87 | ||
88 | (defvar rmail-current-message nil) | |
89 | (defvar rmail-total-messages nil) | |
90 | (defvar rmail-message-vector nil) | |
91 | (defvar rmail-deleted-vector nil) | |
92 | ||
93 | ;; These are used by autoloaded rmail-summary. | |
94 | ||
95 | (defvar rmail-summary-buffer nil) | |
96 | (defvar rmail-summary-vector nil) | |
97 | ||
98 | ;; `Sticky' default variables. | |
99 | ||
100 | ;; Last individual label specified to a or k. | |
101 | (defvar rmail-last-label nil) | |
102 | ;; Last set of labels specified to C-M-n or C-M-p or C-M-l. | |
103 | (defvar rmail-last-multi-labels nil) | |
104 | (defvar rmail-last-file nil) | |
105 | (defvar rmail-last-rmail-file nil) | |
46947372 | 106 | |
4746118a JB |
107 | ;;; Regexp matching the delimiter of messages in UNIX mail format |
108 | ;;; (UNIX From lines), minus the initial ^. Note that if you change | |
109 | ;;; this expression, you must change the code in rmail-nuke-pinhead-header | |
110 | ;;; that knows the exact ordering of the \\( \\) subexpressions. | |
46947372 | 111 | (defvar rmail-unix-mail-delimiter |
b7cceaf1 | 112 | (let ((time-zone-regexp |
13a5fb22 | 113 | (concat "\\([A-Z]?[A-Z][A-Z][A-Z]\\( DST\\)?" |
b7cceaf1 JB |
114 | "\\|[-+]?[0-9][0-9][0-9][0-9]" |
115 | "\\|" | |
116 | "\\) *"))) | |
117 | (concat | |
118 | "From " | |
119 | ||
120 | ;; Username, perhaps with a quoted section that can contain spaces. | |
121 | "\\(" | |
122 | "[^ \n]*" | |
123 | "\\(\\|\".*\"[^ \n]*\\)" | |
124 | "\\) ?" | |
125 | ||
126 | ;; The time the message was sent. | |
127 | "\\([^ \n]*\\) *" ; day of the week | |
128 | "\\([^ ]*\\) *" ; month | |
129 | "\\([0-9]*\\) *" ; day of month | |
130 | "\\([0-9:]*\\) *" ; time of day | |
131 | ||
132 | ;; Perhaps a time zone, specified by an abbreviation, or by a | |
133 | ;; numeric offset. | |
134 | time-zone-regexp | |
135 | ||
136 | ;; The year. | |
137 | " [0-9][0-9]\\([0-9]*\\) *" | |
138 | ||
139 | ;; On some systems the time zone can appear after the year, too. | |
140 | time-zone-regexp | |
141 | ||
142 | ;; I'm not sure what this is. | |
143 | "\\(remote from [^\n]*\\)?" | |
144 | ||
145 | "\n")) | |
146 | nil) | |
147 | ||
148 | ||
581d7e0b RM |
149 | \f |
150 | ;;;; *** Rmail Mode *** | |
151 | ||
152 | ;;;###autoload | |
153 | (defun rmail (&optional file-name-arg) | |
154 | "Read and edit incoming mail. | |
155 | Moves messages into file named by rmail-file-name (a babyl format file) | |
156 | and edits that file in RMAIL Mode. | |
157 | Type \\[describe-mode] once editing that file, for a list of RMAIL commands. | |
158 | ||
159 | May be called with filename as argument; then performs rmail editing on | |
160 | that file, but does not copy any new mail into the file." | |
161 | (interactive (if current-prefix-arg | |
162 | (list (read-file-name "Run rmail on RMAIL file: " | |
163 | nil nil t)))) | |
164 | (or rmail-last-file | |
165 | (setq rmail-last-file (expand-file-name "~/xmail"))) | |
166 | (or rmail-last-rmail-file | |
167 | (setq rmail-last-rmail-file (expand-file-name "~/XMAIL"))) | |
168 | (let* ((file-name (expand-file-name (or file-name-arg rmail-file-name))) | |
169 | (existed (get-file-buffer file-name))) | |
170 | ;; Like find-file, but in the case where a buffer existed | |
171 | ;; and the file was reverted, recompute the message-data. | |
172 | (if (and existed (not (verify-visited-file-modtime existed))) | |
173 | (progn | |
174 | ;; Don't be confused by apparent local-variables spec | |
175 | ;; in the last message in the RMAIL file. | |
8defe99b | 176 | (let ((enable-local-variables nil)) |
581d7e0b RM |
177 | (find-file file-name)) |
178 | (if (verify-visited-file-modtime existed) | |
179 | (progn (rmail-forget-messages) | |
180 | (rmail-set-message-counters)))) | |
8defe99b | 181 | (let ((enable-local-variables nil)) |
581d7e0b RM |
182 | (find-file file-name))) |
183 | (if (and existed (> (buffer-size) 0)) | |
184 | ;; Buffer not new and not empty; ensure in proper mode, but that's all. | |
185 | (or (eq major-mode 'rmail-mode) | |
186 | (rmail-mode-2)) | |
187 | (rmail-mode-2) | |
188 | ;; Provide default set of inboxes for primary mail file ~/RMAIL. | |
189 | (and (null rmail-inbox-list) | |
190 | (null file-name-arg) | |
191 | (setq rmail-inbox-list | |
192 | (or rmail-primary-inbox-list | |
193 | (list "~/mbox" | |
194 | (or (getenv "MAIL") | |
195 | (concat rmail-spool-directory | |
196 | (user-original-login-name))))))) | |
197 | ;; Convert all or part to Babyl file if possible. | |
198 | (rmail-convert-file) | |
199 | (goto-char (point-max)) | |
200 | (if (null rmail-inbox-list) | |
201 | (progn | |
202 | (rmail-set-message-counters) | |
203 | (rmail-show-message)))) | |
e9c735fa JA |
204 | (let ((existing-unseen (rmail-first-unseen-message))) |
205 | (rmail-get-new-mail) | |
206 | ;; Show the first unseen message, which might be from a previous session | |
207 | ;; or might have been just read in by rmail-get-new-mail. Must | |
208 | ;; determine already unseen messages first, as rmail-get-new-mail | |
209 | ;; positions on the first new messsage, thus marking it as seen. | |
210 | (rmail-show-message existing-unseen)))) | |
581d7e0b RM |
211 | |
212 | ;; Given the value of MAILPATH, return a list of inbox file names. | |
213 | ;; This is turned off because it is not clear that the user wants | |
214 | ;; all these inboxes to feed into the primary rmail file. | |
215 | ; (defun rmail-convert-mailpath (string) | |
216 | ; (let (idx list) | |
217 | ; (while (setq idx (string-match "[%:]" string)) | |
218 | ; (let ((this (substring string 0 idx))) | |
219 | ; (setq string (substring string (1+ idx))) | |
220 | ; (setq list (cons (if (string-match "%" this) | |
221 | ; (substring this 0 (string-match "%" this)) | |
222 | ; this) | |
223 | ; list)))) | |
224 | ; list)) | |
225 | ||
226 | ; I have checked that adding "-*- rmail -*-" to the BABYL OPTIONS line | |
227 | ; will not cause emacs 18.55 problems. | |
228 | ||
229 | (defun rmail-convert-file () | |
230 | (let (convert) | |
231 | (widen) | |
232 | (goto-char (point-min)) | |
233 | ;; If file doesn't start like a Babyl file, | |
234 | ;; convert it to one, by adding a header and converting each message. | |
235 | (cond ((looking-at "BABYL OPTIONS:")) | |
236 | ((looking-at "Version: 5\n") | |
237 | ;; Losing babyl file made by old version of Rmail. | |
238 | ;; Just fix the babyl file header; don't make a new one, | |
239 | ;; so we don't lose the Labels: file attribute, etc. | |
240 | (let ((buffer-read-only nil)) | |
241 | (insert "BABYL OPTIONS: -*- rmail -*-\n"))) | |
242 | (t | |
243 | (setq convert t) | |
244 | (rmail-insert-rmail-file-header))) | |
245 | ;; If file was not a Babyl file or if there are | |
246 | ;; Unix format messages added at the end, | |
247 | ;; convert file as necessary. | |
248 | (if (or convert | |
249 | (progn (goto-char (point-max)) | |
250 | (search-backward "\^_") | |
251 | (forward-char 1) | |
252 | (looking-at "\n*From "))) | |
253 | (let ((buffer-read-only nil)) | |
254 | (message "Converting to Babyl format...") | |
255 | (narrow-to-region (point) (point-max)) | |
256 | (rmail-convert-to-babyl-format) | |
257 | (message "Converting to Babyl format...done"))))) | |
258 | ||
259 | ; I have checked that adding "-*- rmail -*-" to the BABYL OPTIONS line | |
260 | ; will not cause emacs 18.55 problems. | |
261 | ||
262 | (defun rmail-insert-rmail-file-header () | |
263 | (let ((buffer-read-only nil)) | |
264 | (insert "BABYL OPTIONS: -*- rmail -*- | |
265 | Version: 5 | |
266 | Labels: | |
267 | Note: This is the header of an rmail file. | |
268 | Note: If you are seeing it in rmail, | |
269 | Note: it means the file has no messages in it.\n\^_"))) | |
270 | ||
271 | (if rmail-mode-map | |
272 | nil | |
273 | (setq rmail-mode-map (make-keymap)) | |
274 | (suppress-keymap rmail-mode-map) | |
275 | (define-key rmail-mode-map "." 'rmail-beginning-of-message) | |
276 | (define-key rmail-mode-map " " 'scroll-up) | |
277 | (define-key rmail-mode-map "\177" 'scroll-down) | |
278 | (define-key rmail-mode-map "n" 'rmail-next-undeleted-message) | |
279 | (define-key rmail-mode-map "p" 'rmail-previous-undeleted-message) | |
280 | (define-key rmail-mode-map "\en" 'rmail-next-message) | |
281 | (define-key rmail-mode-map "\ep" 'rmail-previous-message) | |
282 | (define-key rmail-mode-map "\e\C-n" 'rmail-next-labeled-message) | |
283 | (define-key rmail-mode-map "\e\C-p" 'rmail-previous-labeled-message) | |
284 | (define-key rmail-mode-map "a" 'rmail-add-label) | |
285 | (define-key rmail-mode-map "k" 'rmail-kill-label) | |
286 | (define-key rmail-mode-map "d" 'rmail-delete-forward) | |
287 | (define-key rmail-mode-map "u" 'rmail-undelete-previous-message) | |
288 | (define-key rmail-mode-map "x" 'rmail-expunge) | |
289 | (define-key rmail-mode-map "s" 'rmail-expunge-and-save) | |
290 | (define-key rmail-mode-map "g" 'rmail-get-new-mail) | |
291 | (define-key rmail-mode-map "h" 'rmail-summary) | |
292 | (define-key rmail-mode-map "\e\C-h" 'rmail-summary) | |
293 | (define-key rmail-mode-map "l" 'rmail-summary-by-labels) | |
294 | (define-key rmail-mode-map "\e\C-l" 'rmail-summary-by-labels) | |
295 | (define-key rmail-mode-map "\e\C-r" 'rmail-summary-by-recipients) | |
296 | (define-key rmail-mode-map "\e\C-s" 'rmail-summary-by-regexp) | |
297 | (define-key rmail-mode-map "t" 'rmail-toggle-header) | |
298 | (define-key rmail-mode-map "m" 'rmail-mail) | |
299 | (define-key rmail-mode-map "r" 'rmail-reply) | |
300 | (define-key rmail-mode-map "\e\C-m" 'rmail-retry-failure) | |
301 | (define-key rmail-mode-map "c" 'rmail-continue) | |
302 | (define-key rmail-mode-map "f" 'rmail-forward) | |
ed7ace63 RS |
303 | ;; I find I can't live without the default M-r command -- rms. |
304 | ;; (define-key rmail-mode-map "\er" 'rmail-search-backwards) | |
581d7e0b RM |
305 | (define-key rmail-mode-map "\es" 'rmail-search) |
306 | (define-key rmail-mode-map "<" 'rmail-first-message) | |
307 | (define-key rmail-mode-map ">" 'rmail-last-message) | |
308 | (define-key rmail-mode-map "j" 'rmail-show-message) | |
309 | (define-key rmail-mode-map "o" 'rmail-output-to-rmail-file) | |
310 | (define-key rmail-mode-map "\C-o" 'rmail-output) | |
311 | (define-key rmail-mode-map "i" 'rmail-input) | |
312 | (define-key rmail-mode-map "q" 'rmail-quit) | |
313 | (define-key rmail-mode-map "?" 'describe-mode) | |
314 | (define-key rmail-mode-map "w" 'rmail-edit-current-message) | |
315 | (define-key rmail-mode-map "e" 'rmail-edit-current-message) | |
316 | (define-key rmail-mode-map "\C-d" 'rmail-delete-backward)) | |
317 | ||
318 | ;; Rmail mode is suitable only for specially formatted data. | |
319 | (put 'rmail-mode 'mode-class 'special) | |
320 | ||
9712b0bd | 321 | ;;;###autoload |
581d7e0b RM |
322 | (defun rmail-mode () |
323 | "Rmail Mode is used by \\<rmail-mode-map>\\[rmail] for editing Rmail files. | |
324 | All normal editing commands are turned off. | |
325 | Instead, these commands are available: | |
326 | ||
327 | \\[rmail-beginning-of-message] Move point to front of this message (same as \\[beginning-of-buffer]). | |
328 | \\[scroll-up] Scroll to next screen of this message. | |
329 | \\[scroll-down] Scroll to previous screen of this message. | |
330 | \\[rmail-next-undeleted-message] Move to Next non-deleted message. | |
331 | \\[rmail-previous-undeleted-message] Move to Previous non-deleted message. | |
332 | \\[rmail-next-message] Move to Next message whether deleted or not. | |
333 | \\[rmail-previous-message] Move to Previous message whether deleted or not. | |
334 | \\[rmail-first-message] Move to the first message in Rmail file. | |
335 | \\[rmail-last-message] Move to the last message in Rmail file. | |
336 | \\[rmail-show-message] Jump to message specified by numeric position in file. | |
337 | \\[rmail-search] Search for string and show message it is found in. | |
338 | \\[rmail-delete-forward] Delete this message, move to next nondeleted. | |
339 | \\[rmail-delete-backward] Delete this message, move to previous nondeleted. | |
340 | \\[rmail-undelete-previous-message] Undelete message. Tries current message, then earlier messages | |
341 | till a deleted message is found. | |
342 | \\[rmail-expunge] Expunge deleted messages. | |
343 | \\[rmail-expunge-and-save] Expunge and save the file. | |
344 | \\[rmail-quit] Quit Rmail: expunge, save, then switch to another buffer. | |
345 | \\[save-buffer] Save without expunging. | |
346 | \\[rmail-get-new-mail] Move new mail from system spool directory or mbox into this file. | |
347 | \\[rmail-mail] Mail a message (same as \\[mail-other-window]). | |
348 | \\[rmail-continue] Continue composing outgoing message started before. | |
349 | \\[rmail-reply] Reply to this message. Like m but initializes some fields. | |
350 | \\[rmail-retry-failure] Send this message again. Used on a mailer failure message. | |
351 | \\[rmail-forward] Forward this message to another user. | |
352 | \\[rmail-output-to-rmail-file] Output this message to an Rmail file (append it). | |
353 | \\[rmail-output] Output this message to a Unix-format mail file (append it). | |
354 | \\[rmail-input] Input Rmail file. Run Rmail on that file. | |
355 | \\[rmail-add-label] Add label to message. It will be displayed in the mode line. | |
356 | \\[rmail-kill-label] Kill label. Remove a label from current message. | |
357 | \\[rmail-next-labeled-message] Move to Next message with specified label | |
358 | (label defaults to last one specified). | |
359 | Standard labels: filed, unseen, answered, forwarded, deleted. | |
360 | Any other label is present only if you add it with `a'. | |
361 | \\[rmail-previous-labeled-message] Move to Previous message with specified label | |
362 | \\[rmail-summary] Show headers buffer, with a one line summary of each message. | |
2c91c85c RS |
363 | \\[rmail-summary-by-labels] Like \\[rmail-summary] only just messages with particular label(s) are summarized. |
364 | \\[rmail-summary-by-recipients] Like \\[rmail-summary] only just messages with particular recipient(s) are summarized. | |
581d7e0b RM |
365 | \\[rmail-toggle-header] Toggle header, show Rmail header if unformatted or vice versa. |
366 | \\[rmail-edit-current-message] Edit the current message. \\[rmail-cease-edit] to return to Rmail." | |
367 | (interactive) | |
368 | (rmail-mode-2) | |
369 | (rmail-set-message-counters) | |
370 | (rmail-show-message)) | |
371 | ||
372 | (defun rmail-mode-2 () | |
373 | (kill-all-local-variables) | |
374 | (rmail-mode-1) | |
375 | (rmail-variables) | |
376 | (run-hooks 'rmail-mode-hook)) | |
377 | ||
378 | (defun rmail-mode-1 () | |
379 | (setq major-mode 'rmail-mode) | |
380 | (setq mode-name "RMAIL") | |
381 | (setq buffer-read-only t) | |
382 | ;; No need to auto save RMAIL files. | |
383 | (setq buffer-auto-save-file-name nil) | |
384 | (if (boundp 'mode-line-modified) | |
385 | (setq mode-line-modified "--- ") | |
386 | (setq mode-line-format | |
387 | (cons "--- " (cdr (default-value 'mode-line-format))))) | |
388 | (use-local-map rmail-mode-map) | |
389 | (set-syntax-table text-mode-syntax-table) | |
390 | (setq local-abbrev-table text-mode-abbrev-table)) | |
391 | ||
392 | (defun rmail-variables () | |
393 | (make-local-variable 'revert-buffer-function) | |
394 | (setq revert-buffer-function 'rmail-revert) | |
395 | (make-local-variable 'rmail-last-label) | |
396 | (make-local-variable 'rmail-deleted-vector) | |
397 | (make-local-variable 'rmail-summary-buffer) | |
398 | (make-local-variable 'rmail-summary-vector) | |
399 | (make-local-variable 'rmail-current-message) | |
400 | (make-local-variable 'rmail-total-messages) | |
401 | (make-local-variable 'require-final-newline) | |
402 | (setq require-final-newline nil) | |
403 | (make-local-variable 'version-control) | |
404 | (setq version-control 'never) | |
405 | (make-local-variable 'file-precious-flag) | |
406 | (setq file-precious-flag t) | |
407 | (make-local-variable 'rmail-message-vector) | |
408 | (make-local-variable 'rmail-last-file) | |
409 | (make-local-variable 'rmail-inbox-list) | |
410 | (setq rmail-inbox-list (rmail-parse-file-inboxes)) | |
411 | (make-local-variable 'rmail-keywords) | |
412 | ;; this gets generated as needed | |
4927c645 | 413 | (setq rmail-keywords nil)) |
581d7e0b RM |
414 | |
415 | ;; Handle M-x revert-buffer done in an rmail-mode buffer. | |
416 | (defun rmail-revert (arg noconfirm) | |
417 | (let (revert-buffer-function) | |
418 | ;; Call our caller again, but this time it does the default thing. | |
419 | (if (revert-buffer arg noconfirm) | |
420 | ;; If the user said "yes", and we changed something, | |
421 | ;; reparse the messages. | |
422 | (progn | |
423 | (rmail-convert-file) | |
424 | (goto-char (point-max)) | |
425 | (rmail-set-message-counters) | |
426 | (rmail-show-message))))) | |
427 | ||
428 | ;; Return a list of files from this buffer's Mail: option. | |
429 | ;; Does not assume that messages have been parsed. | |
430 | ;; Just returns nil if buffer does not look like Babyl format. | |
431 | (defun rmail-parse-file-inboxes () | |
432 | (save-excursion | |
433 | (save-restriction | |
434 | (widen) | |
435 | (goto-char 1) | |
436 | (cond ((looking-at "BABYL OPTIONS:") | |
437 | (search-forward "\n\^_" nil 'move) | |
438 | (narrow-to-region 1 (point)) | |
439 | (goto-char 1) | |
440 | (if (search-forward "\nMail:" nil t) | |
441 | (progn | |
442 | (narrow-to-region (point) (progn (end-of-line) (point))) | |
443 | (goto-char (point-min)) | |
444 | (mail-parse-comma-list)))))))) | |
445 | ||
446 | (defun rmail-expunge-and-save () | |
447 | "Expunge and save RMAIL file." | |
448 | (interactive) | |
449 | (rmail-expunge) | |
450 | (save-buffer)) | |
451 | ||
452 | (defun rmail-quit () | |
453 | "Quit out of RMAIL." | |
454 | (interactive) | |
455 | (rmail-expunge-and-save) | |
456 | ;; Don't switch to the summary buffer even if it was recently visible. | |
457 | (if rmail-summary-buffer | |
458 | (bury-buffer rmail-summary-buffer)) | |
459 | (let ((obuf (current-buffer))) | |
460 | (switch-to-buffer (other-buffer)) | |
461 | (bury-buffer obuf))) | |
462 | ||
463 | ;;;###autoload | |
464 | (defun rmail-input (filename) | |
465 | "Run RMAIL on file FILENAME." | |
466 | (interactive "FRun rmail on RMAIL file: ") | |
467 | (rmail filename)) | |
468 | ||
469 | \f | |
470 | ;;;; *** Rmail input *** | |
471 | ||
472 | ;; RLK feature not added in this version: | |
473 | ;; argument specifies inbox file or files in various ways. | |
474 | ||
475 | (defun rmail-get-new-mail (&optional file-name) | |
476 | "Move any new mail from this RMAIL file's inbox files. | |
477 | The inbox files can be specified with the file's Mail: option. The | |
478 | variable `rmail-primary-inbox-list' specifies the inboxes for your | |
479 | primary RMAIL file if it has no Mail: option. These are normally your | |
480 | ~/mbox and your /usr/spool/mail/$USER. | |
481 | ||
482 | You can also specify the file to get new mail from. In this case, the | |
483 | file of new mail is not changed or deleted. Noninteractively, you can | |
484 | pass the inbox file name as an argument. Interactively, a prefix | |
485 | argument causes us to read a file name and use that file as the inbox." | |
486 | (interactive | |
487 | (list (if current-prefix-arg | |
488 | (read-file-name "Get new mail from file: ")))) | |
489 | (or (verify-visited-file-modtime (current-buffer)) | |
490 | (progn | |
491 | (find-file (buffer-file-name)) | |
492 | (if (verify-visited-file-modtime (current-buffer)) | |
493 | (rmail-forget-messages)))) | |
494 | (rmail-maybe-set-message-counters) | |
495 | (widen) | |
496 | ;; Get rid of all undo records for this buffer. | |
497 | (or (eq buffer-undo-list t) | |
498 | (setq buffer-undo-list nil)) | |
499 | (unwind-protect | |
500 | (let ((opoint (point)) | |
501 | (new-messages 0) | |
502 | (delete-files ()) | |
503 | ;; If buffer has not changed yet, and has not been saved yet, | |
504 | ;; don't replace the old backup file now. | |
505 | (make-backup-files (and make-backup-files (buffer-modified-p))) | |
506 | (buffer-read-only nil) | |
507 | ;; Don't make undo records for what we do in getting mail. | |
508 | (buffer-undo-list t)) | |
509 | (goto-char (point-max)) | |
510 | (skip-chars-backward " \t\n") ; just in case of brain damage | |
511 | (delete-region (point) (point-max)) ; caused by require-final-newline | |
512 | (save-excursion | |
513 | (save-restriction | |
514 | (narrow-to-region (point) (point)) | |
515 | ;; Read in the contents of the inbox files, | |
516 | ;; renaming them as necessary, | |
517 | ;; and adding to the list of files to delete eventually. | |
518 | (if file-name | |
519 | (rmail-insert-inbox-text (list file-name) nil) | |
520 | (setq delete-files (rmail-insert-inbox-text rmail-inbox-list t))) | |
521 | ;; Scan the new text and convert each message to babyl format. | |
522 | (goto-char (point-min)) | |
523 | (save-excursion | |
524 | (setq new-messages (rmail-convert-to-babyl-format))) | |
525 | (or (zerop new-messages) | |
526 | (let (success) | |
527 | (widen) | |
528 | (search-backward "\n\^_") | |
529 | (narrow-to-region (point) (point-max)) | |
530 | (goto-char (1+ (point-min))) | |
531 | (rmail-count-new-messages) | |
532 | (save-buffer))) | |
533 | ;; Delete the old files, now that babyl file is saved. | |
534 | (while delete-files | |
535 | (condition-case () | |
ba0b5507 RS |
536 | ;; First, try deleting. |
537 | (condition-case () | |
538 | (delete-file (car delete-files)) | |
539 | (file-error | |
540 | ;; If we can't delete it, truncate it. | |
541 | (write-region (point) (point) (car delete-files)))) | |
581d7e0b RM |
542 | (file-error nil)) |
543 | (setq delete-files (cdr delete-files))))) | |
544 | (if (= new-messages 0) | |
545 | (progn (goto-char opoint) | |
546 | (if (or file-name rmail-inbox-list) | |
547 | (message "(No new mail has arrived)"))) | |
548 | (message "%d new message%s read" | |
549 | new-messages (if (= 1 new-messages) "" "s")) | |
550 | (and (boundp 'display-time-string) | |
551 | (string-match " Mail" display-time-string) | |
552 | (setq display-time-string | |
553 | (concat | |
554 | (substring display-time-string 0 (match-beginning 0)) | |
555 | (substring display-time-string (match-end 0)))) | |
556 | (force-mode-line-update 'all)))) | |
557 | ;; Don't leave the buffer screwed up if we get a disk-full error. | |
558 | (rmail-show-message))) | |
559 | ||
560 | (defun rmail-insert-inbox-text (files renamep) | |
561 | (let (file tofile delete-files movemail) | |
562 | (while files | |
563 | (setq file (expand-file-name (substitute-in-file-name (car files))) | |
564 | ;;>> un*x specific << | |
2581ab99 JB |
565 | ;; The "+" used to be "~", which is an extremely poor choice; |
566 | ;; it might accidentally be deleted when space is low | |
567 | ;; (as happened to me!). | |
568 | tofile (concat file "+")) | |
581d7e0b RM |
569 | ;; If getting from mail spool directory, |
570 | ;; use movemail to move rather than just renaming, | |
571 | ;; so as to interlock with the mailer. | |
572 | (setq movemail (equal (file-name-directory file) rmail-spool-directory)) | |
573 | (if movemail | |
574 | (progn | |
575 | (setq tofile (expand-file-name | |
576 | ;; Generate name to move to from inbox name, | |
577 | ;; in case of multiple inboxes that need moving. | |
578 | (concat ".newmail-" (file-name-nondirectory file)) | |
579 | (file-name-directory | |
580 | (expand-file-name rmail-file-name)))) | |
581 | ;; On some systems, /usr/spool/mail/foo is a directory | |
582 | ;; and the actual inbox is /usr/spool/mail/foo/foo. | |
583 | (if (file-directory-p file) | |
584 | (setq file (expand-file-name (user-original-login-name) | |
585 | file))))) | |
1844ea6b RM |
586 | (if (or (and (file-exists-p tofile) |
587 | (/= 0 (nth 7 (file-attributes tofile)))) | |
588 | (and (file-exists-p file) | |
589 | (/= 0 (nth 7 (file-attributes file))))) | |
581d7e0b RM |
590 | (message "Getting mail from %s..." file)) |
591 | ;; Set TOFILE if have not already done so, and | |
592 | ;; rename or copy the file FILE to TOFILE if and as appropriate. | |
593 | (cond ((not renamep) | |
594 | (setq tofile file)) | |
595 | ((or (file-exists-p tofile) (not (file-exists-p file))) | |
596 | nil) | |
597 | ((not movemail) | |
ba0b5507 RS |
598 | (rename-file file tofile nil) |
599 | ;; Make the real inbox file empty. | |
600 | ;; Leaving it deleted could cause lossage | |
601 | ;; because mailers often won't create the file. | |
602 | (condition-case () | |
603 | (write-region (point) (point) file) | |
604 | (file-error nil))) | |
581d7e0b RM |
605 | (t |
606 | (let ((errors nil)) | |
607 | (unwind-protect | |
608 | (save-excursion | |
609 | (setq errors (generate-new-buffer " *rmail loss*")) | |
610 | (buffer-disable-undo errors) | |
611 | (call-process | |
612 | (expand-file-name "movemail" exec-directory) | |
613 | nil errors nil file tofile) | |
614 | (if (not (buffer-modified-p errors)) | |
615 | ;; No output => movemail won | |
616 | nil | |
617 | (set-buffer errors) | |
618 | (subst-char-in-region (point-min) (point-max) | |
619 | ?\n ?\ ) | |
620 | (goto-char (point-max)) | |
621 | (skip-chars-backward " \t") | |
622 | (delete-region (point) (point-max)) | |
623 | (goto-char (point-min)) | |
624 | (if (looking-at "movemail: ") | |
625 | (delete-region (point-min) (match-end 0))) | |
626 | (beep t) | |
627 | (message (concat "movemail: " | |
628 | (buffer-substring (point-min) | |
629 | (point-max)))) | |
630 | (sit-for 3) | |
631 | nil)) | |
632 | (if errors (kill-buffer errors)))))) | |
633 | ;; At this point, TOFILE contains the name to read: | |
634 | ;; Either the alternate name (if we renamed) | |
635 | ;; or the actual inbox (if not renaming). | |
636 | (if (file-exists-p tofile) | |
637 | (let (size) | |
638 | (goto-char (point-max)) | |
639 | (setq size (nth 1 (insert-file-contents tofile))) | |
640 | (goto-char (point-max)) | |
641 | (or (= (preceding-char) ?\n) | |
642 | (zerop size) | |
643 | (insert ?\n)) | |
644 | (setq delete-files (cons tofile delete-files)))) | |
645 | (message "") | |
646 | (setq files (cdr files))) | |
647 | delete-files)) | |
648 | ||
649 | ;; the rmail-break-forwarded-messages feature is not implemented | |
650 | (defun rmail-convert-to-babyl-format () | |
651 | (let ((count 0) start | |
b77ab9e8 RS |
652 | (case-fold-search nil) |
653 | (invalid-input-resync | |
654 | (function (lambda () | |
655 | (message "Invalid Babyl format in inbox!") | |
656 | (sit-for 1) | |
657 | ;; Try to get back in sync with a real message. | |
658 | (if (re-search-forward | |
659 | (concat mmdf-delim1 "\\|^From") nil t) | |
660 | (beginning-of-line) | |
661 | (goto-char (point-max))))))) | |
581d7e0b RM |
662 | (goto-char (point-min)) |
663 | (save-restriction | |
664 | (while (not (eobp)) | |
665 | (cond ((looking-at "BABYL OPTIONS:");Babyl header | |
b77ab9e8 RS |
666 | (if (search-forward "\n\^_" nil t) |
667 | ;; If we find the proper terminator, delete through there. | |
668 | (delete-region (point-min) (point)) | |
669 | (funcall invalid-input-resync) | |
a553316b | 670 | (delete-region (point-min) (point)))) |
581d7e0b RM |
671 | ;; Babyl format message |
672 | ((looking-at "\^L") | |
673 | (or (search-forward "\n\^_" nil t) | |
b77ab9e8 | 674 | (funcall invalid-input-resync)) |
581d7e0b RM |
675 | (setq count (1+ count)) |
676 | ;; Make sure there is no extra white space after the ^_ | |
677 | ;; at the end of the message. | |
678 | ;; Narrowing will make sure that whatever follows the junk | |
679 | ;; will be treated properly. | |
680 | (delete-region (point) | |
681 | (save-excursion | |
682 | (skip-chars-forward " \t\n") | |
683 | (point))) | |
684 | (narrow-to-region (point) (point-max))) | |
685 | ;;*** MMDF format | |
686 | ((let ((case-fold-search t)) | |
687 | (looking-at mmdf-delim1)) | |
688 | (let ((case-fold-search t)) | |
689 | (replace-match "\^L\n0, unseen,,\n*** EOOH ***\n") | |
690 | (setq start (point)) | |
691 | (re-search-forward mmdf-delim2 nil t) | |
692 | (replace-match "\^_")) | |
693 | (save-excursion | |
694 | (save-restriction | |
695 | (narrow-to-region start (1- (point))) | |
696 | (goto-char (point-min)) | |
697 | (while (search-forward "\n\^_" nil t); single char "\^_" | |
698 | (replace-match "\n^_")))); 2 chars: "^" and "_" | |
699 | (narrow-to-region (point) (point-max)) | |
700 | (setq count (1+ count))) | |
701 | ;;*** Mail format | |
702 | ((looking-at "^From ") | |
703 | (setq start (point)) | |
704 | (insert "\^L\n0, unseen,,\n*** EOOH ***\n") | |
705 | (rmail-nuke-pinhead-header) | |
706 | (if (re-search-forward | |
707 | (concat "^[\^_]?\\(" | |
46947372 JB |
708 | rmail-unix-mail-delimiter |
709 | "\\|" | |
581d7e0b RM |
710 | mmdf-delim1 "\\|" |
711 | "^BABYL OPTIONS:\\|" | |
712 | "\^L\n[01],\\)") nil t) | |
713 | (goto-char (match-beginning 1)) | |
714 | (goto-char (point-max))) | |
715 | (setq count (1+ count)) | |
716 | (save-excursion | |
717 | (save-restriction | |
718 | (narrow-to-region start (point)) | |
719 | (goto-char (point-min)) | |
720 | (while (search-forward "\n\^_" nil t); single char | |
721 | (replace-match "\n^_")))); 2 chars: "^" and "_" | |
722 | (insert ?\^_) | |
723 | (narrow-to-region (point) (point-max))) | |
724 | ;; | |
725 | ;;This is a kludge, in case we're wrong about mmdf not | |
726 | ;;allowing anything in between. If it loses, we'll have | |
727 | ;;to look for something else | |
a553316b | 728 | (t (error "Cannot convert to babyl format"))))) |
581d7e0b RM |
729 | count)) |
730 | ||
731 | ;; Delete the "From ..." line, creating various other headers with | |
732 | ;; information from it if they don't already exist. Now puts the | |
733 | ;; original line into a mail-from: header line for debugging. | |
734 | (defun rmail-nuke-pinhead-header () | |
735 | (save-excursion | |
736 | (save-restriction | |
737 | (let ((start (point)) | |
738 | (end (progn | |
739 | (condition-case () | |
740 | (search-forward "\n\n") | |
741 | (error | |
742 | (goto-char (point-max)) | |
743 | (insert "\n\n"))) | |
744 | (point))) | |
745 | has-from has-date) | |
746 | (narrow-to-region start end) | |
747 | (let ((case-fold-search t)) | |
748 | (goto-char start) | |
749 | (setq has-from (search-forward "\nFrom:" nil t)) | |
750 | (goto-char start) | |
751 | (setq has-date (and (search-forward "\nDate:" nil t) (point))) | |
752 | (goto-char start)) | |
753 | (let ((case-fold-search nil)) | |
46947372 | 754 | (if (re-search-forward (concat "^" rmail-unix-mail-delimiter) nil t) |
581d7e0b RM |
755 | (replace-match |
756 | (concat | |
757 | "Mail-from: \\&" | |
758 | ;; Keep and reformat the date if we don't | |
759 | ;; have a Date: field. | |
760 | (if has-date | |
761 | "" | |
b7cceaf1 JB |
762 | (concat |
763 | "Date: \\3, \\5 \\4 \\9 \\6 " | |
764 | ||
765 | ;; The timezone could be matched by group 7 or group 10. | |
766 | ;; If neither of them matched, assume EST, since only | |
767 | ;; Easterners would be so sloppy. | |
768 | ;; It's a shame the substitution can't use "\\10". | |
769 | (cond | |
770 | ((/= (match-beginning 7) (match-end 7)) "\\7") | |
771 | ((/= (match-beginning 10) (match-end 10)) | |
772 | (buffer-substring (match-beginning 10) | |
773 | (match-end 10))) | |
774 | (t "EST")) | |
775 | "\n")) | |
581d7e0b RM |
776 | ;; Keep and reformat the sender if we don't |
777 | ;; have a From: field. | |
778 | (if has-from | |
779 | "" | |
780 | "From: \\1\n"))))))))) | |
781 | \f | |
782 | ;;;; *** Rmail Message Formatting and Header Manipulation *** | |
783 | ||
784 | (defun rmail-reformat-message (beg end) | |
785 | (goto-char beg) | |
786 | (forward-line 1) | |
787 | (if (/= (following-char) ?0) | |
788 | (error "Bad format in RMAIL file.")) | |
789 | (let ((buffer-read-only nil) | |
790 | (delta (- (buffer-size) end))) | |
791 | (delete-char 1) | |
792 | (insert ?1) | |
793 | (forward-line 1) | |
794 | (if (looking-at "Summary-line: ") | |
795 | (forward-line 1)) | |
796 | (if (looking-at "\\*\\*\\* EOOH \\*\\*\\*\n") | |
797 | (delete-region (point) | |
798 | (progn (forward-line 1) (point)))) | |
799 | (let ((str (buffer-substring (point) | |
800 | (save-excursion (search-forward "\n\n" end 'move) | |
801 | (point))))) | |
802 | (insert str "*** EOOH ***\n") | |
803 | (narrow-to-region (point) (- (buffer-size) delta))) | |
804 | (goto-char (point-min)) | |
805 | (if rmail-ignored-headers (rmail-clear-headers)) | |
806 | (if rmail-message-filter (funcall rmail-message-filter)))) | |
807 | ||
808 | (defun rmail-clear-headers () | |
809 | (if (search-forward "\n\n" nil t) | |
810 | (save-restriction | |
811 | (narrow-to-region (point-min) (point)) | |
812 | (let ((buffer-read-only nil)) | |
813 | (while (let ((case-fold-search t)) | |
814 | (goto-char (point-min)) | |
815 | (re-search-forward rmail-ignored-headers nil t)) | |
816 | (beginning-of-line) | |
817 | (delete-region (point) | |
818 | (progn (re-search-forward "\n[^ \t]") | |
819 | (forward-char -1) | |
820 | (point)))))))) | |
821 | ||
822 | (defun rmail-toggle-header () | |
823 | "Show original message header if pruned header currently shown, or vice versa." | |
824 | (interactive) | |
825 | (rmail-maybe-set-message-counters) | |
826 | (narrow-to-region (rmail-msgbeg rmail-current-message) (point-max)) | |
827 | (let ((buffer-read-only nil)) | |
828 | (goto-char (point-min)) | |
829 | (forward-line 1) | |
830 | (if (= (following-char) ?1) | |
831 | (progn (delete-char 1) | |
832 | (insert ?0) | |
833 | (forward-line 1) | |
834 | (if (looking-at "Summary-Line:") | |
835 | (forward-line 1)) | |
836 | (insert "*** EOOH ***\n") | |
837 | (forward-char -1) | |
838 | (search-forward "\n*** EOOH ***\n") | |
839 | (forward-line -1) | |
840 | (let ((temp (point))) | |
841 | (and (search-forward "\n\n" nil t) | |
842 | (delete-region temp (point)))) | |
843 | (goto-char (point-min)) | |
844 | (search-forward "\n*** EOOH ***\n") | |
845 | (narrow-to-region (point) (point-max))) | |
846 | (rmail-reformat-message (point-min) (point-max))))) | |
847 | \f | |
848 | ;;;; *** Rmail Attributes and Keywords *** | |
849 | ||
850 | ;; Make a string describing current message's attributes and keywords | |
851 | ;; and set it up as the name of a minor mode | |
852 | ;; so it will appear in the mode line. | |
853 | (defun rmail-display-labels () | |
854 | (let ((blurb "") (beg (point-min-marker)) (end (point-max-marker))) | |
855 | (save-excursion | |
856 | (unwind-protect | |
857 | (progn | |
858 | (widen) | |
859 | (goto-char (rmail-msgbeg rmail-current-message)) | |
860 | (forward-line 1) | |
861 | (if (looking-at "[01],") | |
862 | (progn | |
863 | (narrow-to-region (point) (progn (end-of-line) (point))) | |
864 | ;; Truly valid BABYL format requires a space before each | |
865 | ;; attribute or keyword name. Put them in if missing. | |
866 | (let (buffer-read-only) | |
867 | (goto-char (point-min)) | |
868 | (while (search-forward "," nil t) | |
869 | (or (looking-at "[ ,]") (eobp) | |
870 | (insert " ")))) | |
871 | (goto-char (point-max)) | |
872 | (if (search-backward ",," nil 'move) | |
873 | (progn | |
874 | (if (> (point) (1+ (point-min))) | |
875 | (setq blurb (buffer-substring (+ 1 (point-min)) (point)))) | |
876 | (if (> (- (point-max) (point)) 2) | |
877 | (setq blurb | |
878 | (concat blurb | |
879 | ";" | |
880 | (buffer-substring (+ (point) 3) | |
881 | (1- (point-max))))))))))) | |
882 | ;; Note: we don't use save-restriction because that does not work right | |
883 | ;; if changes are made outside the saved restriction | |
884 | ;; before that restriction is restored. | |
885 | (narrow-to-region beg end) | |
886 | (set-marker beg nil) | |
887 | (set-marker end nil))) | |
888 | (while (string-match " +," blurb) | |
889 | (setq blurb (concat (substring blurb 0 (match-beginning 0)) "," | |
890 | (substring blurb (match-end 0))))) | |
891 | (while (string-match ", +" blurb) | |
892 | (setq blurb (concat (substring blurb 0 (match-beginning 0)) "," | |
893 | (substring blurb (match-end 0))))) | |
894 | (setq mode-line-process | |
895 | (concat " " rmail-current-message "/" rmail-total-messages | |
896 | blurb)))) | |
897 | ||
898 | ;; Turn an attribute of a message on or off according to STATE. | |
899 | ;; ATTR is the name of the attribute, as a string. | |
900 | ;; MSGNUM is message number to change; nil means current message. | |
901 | (defun rmail-set-attribute (attr state &optional msgnum) | |
902 | (let ((omax (point-max-marker)) | |
903 | (omin (point-min-marker)) | |
904 | (buffer-read-only nil)) | |
905 | (or msgnum (setq msgnum rmail-current-message)) | |
906 | (unwind-protect | |
907 | (save-excursion | |
908 | (widen) | |
909 | (goto-char (+ 3 (rmail-msgbeg msgnum))) | |
910 | (let ((curstate | |
911 | (not | |
912 | (null (search-backward (concat ", " attr ",") | |
913 | (prog1 (point) (end-of-line)) t))))) | |
914 | (or (eq curstate (not (not state))) | |
915 | (if curstate | |
916 | (delete-region (point) (1- (match-end 0))) | |
917 | (beginning-of-line) | |
918 | (forward-char 2) | |
919 | (insert " " attr ",")))) | |
920 | (if (string= attr "deleted") | |
921 | (rmail-set-message-deleted-p msgnum state))) | |
922 | ;; Note: we don't use save-restriction because that does not work right | |
923 | ;; if changes are made outside the saved restriction | |
924 | ;; before that restriction is restored. | |
925 | (narrow-to-region omin omax) | |
926 | (set-marker omin nil) | |
927 | (set-marker omax nil) | |
928 | (if (= msgnum rmail-current-message) | |
929 | (rmail-display-labels))))) | |
930 | ||
931 | ;; Return t if the attributes/keywords line of msg number MSG | |
932 | ;; contains a match for the regexp LABELS. | |
933 | (defun rmail-message-labels-p (msg labels) | |
934 | (save-excursion | |
935 | (save-restriction | |
936 | (widen) | |
937 | (goto-char (rmail-msgbeg msg)) | |
938 | (forward-char 3) | |
939 | (re-search-backward labels (prog1 (point) (end-of-line)) t)))) | |
940 | \f | |
941 | ;;;; *** Rmail Message Selection And Support *** | |
942 | ||
943 | (defun rmail-msgend (n) | |
944 | (marker-position (aref rmail-message-vector (1+ n)))) | |
945 | ||
946 | (defun rmail-msgbeg (n) | |
947 | (marker-position (aref rmail-message-vector n))) | |
948 | ||
949 | (defun rmail-widen-to-current-msgbeg (function) | |
950 | "Call FUNCTION with point at start of internal data of current message. | |
951 | Assumes that bounds were previously narrowed to display the message in Rmail. | |
952 | The bounds are widened enough to move point where desired, then narrowed | |
953 | again afterward. | |
954 | ||
955 | FUNCTION may not change the visible text of the message, but it may | |
956 | change the invisible header text." | |
957 | (save-excursion | |
c462c964 | 958 | (let ((obeg (- (point-max) (point-min)))) |
581d7e0b RM |
959 | (unwind-protect |
960 | (progn | |
961 | (narrow-to-region (rmail-msgbeg rmail-current-message) | |
962 | (point-max)) | |
963 | (goto-char (point-min)) | |
964 | (funcall function)) | |
965 | ;; Note: we don't use save-restriction because that does not work right | |
966 | ;; if changes are made outside the saved restriction | |
967 | ;; before that restriction is restored. | |
968 | ;; Here we assume that changes made by FUNCTION | |
969 | ;; occur before the visible region of the message. | |
c462c964 | 970 | (narrow-to-region (- (point-max) obeg) (point-max)))))) |
581d7e0b RM |
971 | |
972 | (defun rmail-forget-messages () | |
973 | (unwind-protect | |
974 | (if (vectorp rmail-message-vector) | |
975 | (let* ((i 0) | |
976 | (v rmail-message-vector) | |
977 | (n (length v))) | |
978 | (while (< i n) | |
979 | (move-marker (aref v i) nil) | |
980 | (setq i (1+ i))))) | |
981 | (setq rmail-message-vector nil) | |
982 | (setq rmail-deleted-vector nil))) | |
983 | ||
984 | (defun rmail-maybe-set-message-counters () | |
985 | (if (not (and rmail-deleted-vector | |
986 | rmail-message-vector | |
987 | rmail-current-message | |
988 | rmail-total-messages)) | |
989 | (rmail-set-message-counters))) | |
990 | ||
991 | (defun rmail-count-new-messages (&optional nomsg) | |
992 | (let* ((case-fold-search nil) | |
993 | (total-messages 0) | |
994 | (messages-head nil) | |
995 | (deleted-head nil)) | |
996 | (or nomsg (message "Counting new messages...")) | |
997 | (goto-char (point-max)) | |
998 | ;; Put at the end of messages-head | |
999 | ;; the entry for message N+1, which marks | |
1000 | ;; the end of message N. (N = number of messages). | |
1001 | (search-backward "\n\^_") | |
1002 | (forward-char 1) | |
1003 | (setq messages-head (list (point-marker))) | |
1004 | (rmail-set-message-counters-counter (point-min)) | |
1005 | (setq rmail-current-message (1+ rmail-total-messages)) | |
1006 | (setq rmail-total-messages | |
1007 | (+ rmail-total-messages total-messages)) | |
1008 | (setq rmail-message-vector | |
1009 | (vconcat rmail-message-vector (cdr messages-head))) | |
1010 | (aset rmail-message-vector | |
1011 | rmail-current-message (car messages-head)) | |
1012 | (setq rmail-deleted-vector | |
1013 | (concat rmail-deleted-vector deleted-head)) | |
1014 | (setq rmail-summary-vector | |
1015 | (vconcat rmail-summary-vector (make-vector total-messages nil))) | |
1016 | (goto-char (point-min)) | |
1017 | (or nomsg (message "Counting new messages...done (%d)" total-messages)))) | |
1018 | ||
1019 | (defun rmail-set-message-counters () | |
1020 | (rmail-forget-messages) | |
1021 | (save-excursion | |
1022 | (save-restriction | |
1023 | (widen) | |
1024 | (let* ((point-save (point)) | |
1025 | (total-messages 0) | |
1026 | (messages-after-point) | |
1027 | (case-fold-search nil) | |
1028 | (messages-head nil) | |
1029 | (deleted-head nil)) | |
1030 | (message "Counting messages...") | |
1031 | (goto-char (point-max)) | |
1032 | ;; Put at the end of messages-head | |
1033 | ;; the entry for message N+1, which marks | |
1034 | ;; the end of message N. (N = number of messages). | |
1035 | (search-backward "\n\^_") | |
1036 | (forward-char 1) | |
1037 | (setq messages-head (list (point-marker))) | |
1038 | (rmail-set-message-counters-counter (min (point) point-save)) | |
1039 | (setq messages-after-point total-messages) | |
1040 | (rmail-set-message-counters-counter) | |
1041 | (setq rmail-total-messages total-messages) | |
1042 | (setq rmail-current-message | |
1043 | (min total-messages | |
1044 | (max 1 (- total-messages messages-after-point)))) | |
1045 | (setq rmail-message-vector | |
1046 | (apply 'vector (cons (point-min-marker) messages-head)) | |
1047 | rmail-deleted-vector (concat "D" deleted-head) | |
1048 | rmail-summary-vector (make-vector rmail-total-messages nil)) | |
1049 | (message "Counting messages...done"))))) | |
1050 | ||
1051 | (defun rmail-set-message-counters-counter (&optional stop) | |
1052 | (while (search-backward "\n\^_\^L\n" stop t) | |
1053 | (forward-char 1) | |
1054 | (setq messages-head (cons (point-marker) messages-head)) | |
1055 | (save-excursion | |
1056 | (setq deleted-head | |
1057 | (cons (if (search-backward ", deleted," | |
1058 | (prog1 (point) | |
1059 | (forward-line 2)) | |
1060 | t) | |
1061 | ?D ?\ ) | |
1062 | deleted-head))) | |
1063 | (if (zerop (% (setq total-messages (1+ total-messages)) 20)) | |
1064 | (message "Counting messages...%d" total-messages)))) | |
1065 | ||
1066 | (defun rmail-beginning-of-message () | |
1067 | "Show current message starting from the beginning." | |
1068 | (interactive) | |
1069 | (rmail-show-message rmail-current-message)) | |
1070 | ||
1071 | (defun rmail-show-message (&optional n) | |
1072 | "Show message number N (prefix argument), counting from start of file." | |
1073 | (interactive "p") | |
1074 | (rmail-maybe-set-message-counters) | |
1075 | (widen) | |
1076 | (if (zerop rmail-total-messages) | |
1077 | (progn (narrow-to-region (point-min) (1- (point-max))) | |
1078 | (goto-char (point-min)) | |
1079 | (setq mode-line-process nil)) | |
1080 | (let (blurb) | |
1081 | (if (not n) | |
1082 | (setq n rmail-current-message) | |
1083 | (cond ((<= n 0) | |
1084 | (setq n 1 | |
1085 | rmail-current-message 1 | |
1086 | blurb "No previous message")) | |
1087 | ((> n rmail-total-messages) | |
1088 | (setq n rmail-total-messages | |
1089 | rmail-current-message rmail-total-messages | |
1090 | blurb "No following message")) | |
1091 | (t | |
1092 | (setq rmail-current-message n)))) | |
1093 | (let ((beg (rmail-msgbeg n)) | |
1094 | (end (rmail-msgend n))) | |
1095 | (goto-char beg) | |
1096 | (forward-line 1) | |
1097 | (if (= (following-char) ?0) | |
1098 | (progn | |
1099 | (rmail-reformat-message beg end) | |
1100 | (rmail-set-attribute "unseen" nil)) | |
1101 | (search-forward "\n*** EOOH ***\n" end t) | |
1102 | (narrow-to-region (point) end)) | |
1103 | (goto-char (point-min)) | |
1104 | (rmail-display-labels) | |
1105 | (run-hooks 'rmail-show-message-hook) | |
1106 | (if blurb | |
1107 | (message blurb)))))) | |
1108 | ||
1109 | (defun rmail-next-message (n) | |
1110 | "Show following message whether deleted or not. | |
1111 | With prefix arg N, moves forward N messages, or backward if N is negative." | |
1112 | (interactive "p") | |
1113 | (rmail-maybe-set-message-counters) | |
1114 | (rmail-show-message (+ rmail-current-message n))) | |
1115 | ||
1116 | (defun rmail-previous-message (n) | |
1117 | "Show previous message whether deleted or not. | |
1118 | With prefix arg N, moves backward N messages, or forward if N is negative." | |
1119 | (interactive "p") | |
1120 | (rmail-next-message (- n))) | |
1121 | ||
1122 | (defun rmail-next-undeleted-message (n) | |
1123 | "Show following non-deleted message. | |
1124 | With prefix arg N, moves forward N non-deleted messages, | |
1125 | or backward if N is negative." | |
1126 | (interactive "p") | |
1127 | (rmail-maybe-set-message-counters) | |
1128 | (let ((lastwin rmail-current-message) | |
1129 | (current rmail-current-message)) | |
1130 | (while (and (> n 0) (< current rmail-total-messages)) | |
1131 | (setq current (1+ current)) | |
1132 | (if (not (rmail-message-deleted-p current)) | |
1133 | (setq lastwin current n (1- n)))) | |
1134 | (while (and (< n 0) (> current 1)) | |
1135 | (setq current (1- current)) | |
1136 | (if (not (rmail-message-deleted-p current)) | |
1137 | (setq lastwin current n (1+ n)))) | |
1138 | (if (/= lastwin rmail-current-message) | |
1139 | (rmail-show-message lastwin)) | |
1140 | (if (< n 0) | |
4d4c4e02 | 1141 | (message "No previous nondeleted message")) |
581d7e0b | 1142 | (if (> n 0) |
4d4c4e02 | 1143 | (message "No following nondeleted message")))) |
581d7e0b RM |
1144 | |
1145 | (defun rmail-previous-undeleted-message (n) | |
1146 | "Show previous non-deleted message. | |
1147 | With prefix argument N, moves backward N non-deleted messages, | |
1148 | or forward if N is negative." | |
1149 | (interactive "p") | |
1150 | (rmail-next-undeleted-message (- n))) | |
1151 | ||
1152 | (defun rmail-first-message () | |
1153 | "Show first message in file." | |
1154 | (interactive) | |
1155 | (rmail-maybe-set-message-counters) | |
1156 | (rmail-show-message 1)) | |
1157 | ||
1158 | (defun rmail-last-message () | |
1159 | "Show last message in file." | |
1160 | (interactive) | |
1161 | (rmail-maybe-set-message-counters) | |
1162 | (rmail-show-message rmail-total-messages)) | |
1163 | ||
1164 | (defun rmail-what-message () | |
1165 | (let ((where (point)) | |
1166 | (low 1) | |
1167 | (high rmail-total-messages) | |
1168 | (mid (/ rmail-total-messages 2))) | |
1169 | (while (> (- high low) 1) | |
1170 | (if (>= where (rmail-msgbeg mid)) | |
1171 | (setq low mid) | |
1172 | (setq high mid)) | |
1173 | (setq mid (+ low (/ (- high low) 2)))) | |
1174 | (if (>= where (rmail-msgbeg high)) high low))) | |
1175 | ||
1176 | (defvar rmail-search-last-regexp nil) | |
e91f80c4 | 1177 | (defun rmail-search (regexp &optional n) |
581d7e0b | 1178 | "Show message containing next match for REGEXP. |
e91f80c4 RS |
1179 | Prefix argument gives repeat count; negative argument means search |
1180 | backwards (through earlier messages). | |
1181 | Interactively, empty argument means use same regexp used last time." | |
581d7e0b RM |
1182 | (interactive |
1183 | (let* ((reversep (< (prefix-numeric-value current-prefix-arg) 0)) | |
1184 | (prompt | |
1185 | (concat (if reversep "Reverse " "") "Rmail search (regexp): ")) | |
1186 | regexp) | |
1187 | (if rmail-search-last-regexp | |
1188 | (setq prompt (concat prompt | |
1189 | "(default " | |
1190 | rmail-search-last-regexp | |
1191 | ") "))) | |
1192 | (setq regexp (read-string prompt)) | |
1193 | (cond ((not (equal regexp "")) | |
1194 | (setq rmail-search-last-regexp regexp)) | |
1195 | ((not rmail-search-last-regexp) | |
1196 | (error "No previous Rmail search string"))) | |
e91f80c4 RS |
1197 | (list rmail-search-last-regexp |
1198 | (prefix-numeric-value current-prefix-arg)))) | |
1199 | (or n (setq n 1)) | |
581d7e0b | 1200 | (message "%sRmail search for %s..." |
df8a44dd | 1201 | (if (< n 0) "Reverse " "") |
581d7e0b RM |
1202 | regexp) |
1203 | (rmail-maybe-set-message-counters) | |
1204 | (let ((omin (point-min)) | |
1205 | (omax (point-max)) | |
1206 | (opoint (point)) | |
1207 | win | |
e91f80c4 | 1208 | (reversep (< n 0)) |
581d7e0b RM |
1209 | (msg rmail-current-message)) |
1210 | (unwind-protect | |
1211 | (progn | |
1212 | (widen) | |
e91f80c4 RS |
1213 | (while (/= n 0) |
1214 | ;; Check messages one by one, advancing message number up or down | |
1215 | ;; but searching forward through each message. | |
1216 | (if reversep | |
1217 | (while (and (null win) (> msg 1)) | |
1218 | (goto-char (rmail-msgbeg (setq msg (1- msg)))) | |
1219 | (setq win (re-search-forward | |
1220 | regexp (rmail-msgend msg) t))) | |
1221 | (while (and (null win) (< msg rmail-total-messages)) | |
1222 | (goto-char (rmail-msgbeg (setq msg (1+ msg)))) | |
1223 | (setq win (re-search-forward regexp (rmail-msgend msg) t)))) | |
df8a44dd | 1224 | (setq n (+ n (if reversep 1 -1))))) |
581d7e0b RM |
1225 | (if win |
1226 | (progn | |
1227 | ;; If this is a reverse search and we found a message, | |
1228 | ;; search backward thru this message to position point. | |
1229 | (if reversep | |
1230 | (progn | |
1231 | (goto-char (rmail-msgend msg)) | |
1232 | (re-search-backward | |
1233 | regexp (rmail-msgbeg msg) t))) | |
1234 | (setq win (point)) | |
1235 | (rmail-show-message msg) | |
1236 | (message "%sRmail search for %s...done" | |
1237 | (if reversep "Reverse " "") | |
1238 | regexp) | |
1239 | (goto-char win)) | |
1240 | (goto-char opoint) | |
1241 | (narrow-to-region omin omax) | |
1242 | (ding) | |
1243 | (message "Search failed: %s" regexp))))) | |
1244 | ||
e91f80c4 RS |
1245 | (defun rmail-search-backwards (regexp &optional n) |
1246 | "Show message containing previous match for REGEXP. | |
1247 | Prefix argument gives repeat count; negative argument means search | |
1248 | forward (through later messages). | |
1249 | Interactively, empty argument means use same regexp used last time." | |
1250 | (interactive | |
df8a44dd | 1251 | (let* ((reversep (>= (prefix-numeric-value current-prefix-arg) 0)) |
e91f80c4 RS |
1252 | (prompt |
1253 | (concat (if reversep "Reverse " "") "Rmail search (regexp): ")) | |
1254 | regexp) | |
1255 | (if rmail-search-last-regexp | |
1256 | (setq prompt (concat prompt | |
1257 | "(default " | |
1258 | rmail-search-last-regexp | |
1259 | ") "))) | |
1260 | (setq regexp (read-string prompt)) | |
1261 | (cond ((not (equal regexp "")) | |
1262 | (setq rmail-search-last-regexp regexp)) | |
1263 | ((not rmail-search-last-regexp) | |
1264 | (error "No previous Rmail search string"))) | |
1265 | (list rmail-search-last-regexp | |
1266 | (prefix-numeric-value current-prefix-arg)))) | |
1267 | (rmail-search regexp (- (or n -1)))) | |
1268 | ||
581d7e0b RM |
1269 | ;; Show the first message which has the `unseen' attribute. |
1270 | (defun rmail-first-unseen-message () | |
117f4b92 | 1271 | (rmail-maybe-set-message-counters) |
581d7e0b RM |
1272 | (let ((current 1) |
1273 | found) | |
1274 | (save-restriction | |
1275 | (widen) | |
1276 | (while (and (not found) (< current rmail-total-messages)) | |
581d7e0b | 1277 | (if (rmail-message-labels-p current ", ?\\(unseen\\),") |
462c1094 RM |
1278 | (setq found current)) |
1279 | (setq current (1+ current)))) | |
e9c735fa JA |
1280 | ;; Let the caller show the message. |
1281 | ;; (if found | |
1282 | ;; (rmail-show-message found)) | |
1283 | found)) | |
581d7e0b RM |
1284 | \f |
1285 | ;;;; *** Rmail Message Deletion Commands *** | |
1286 | ||
1287 | (defun rmail-message-deleted-p (n) | |
1288 | (= (aref rmail-deleted-vector n) ?D)) | |
1289 | ||
1290 | (defun rmail-set-message-deleted-p (n state) | |
1291 | (aset rmail-deleted-vector n (if state ?D ?\ ))) | |
1292 | ||
1293 | (defun rmail-delete-message () | |
1294 | "Delete this message and stay on it." | |
1295 | (interactive) | |
1296 | (rmail-set-attribute "deleted" t)) | |
1297 | ||
1298 | (defun rmail-undelete-previous-message () | |
1299 | "Back up to deleted message, select it, and undelete it." | |
1300 | (interactive) | |
1301 | (let ((msg rmail-current-message)) | |
1302 | (while (and (> msg 0) | |
1303 | (not (rmail-message-deleted-p msg))) | |
1304 | (setq msg (1- msg))) | |
1305 | (if (= msg 0) | |
1306 | (error "No previous deleted message") | |
1307 | (if (/= msg rmail-current-message) | |
1308 | (rmail-show-message msg)) | |
1309 | (rmail-set-attribute "deleted" nil)))) | |
1310 | ||
1311 | (defun rmail-delete-forward (&optional backward) | |
1312 | "Delete this message and move to next nondeleted one. | |
1313 | Deleted messages stay in the file until the \\[rmail-expunge] command is given. | |
fd5285f3 | 1314 | With prefix argument, delete and move backward." |
581d7e0b RM |
1315 | (interactive "P") |
1316 | (rmail-set-attribute "deleted" t) | |
2d315ae8 | 1317 | (rmail-next-undeleted-message (if backward -1 1))) |
581d7e0b RM |
1318 | |
1319 | (defun rmail-delete-backward () | |
1320 | "Delete this message and move to previous nondeleted one. | |
1321 | Deleted messages stay in the file until the \\[rmail-expunge] command is given." | |
1322 | (interactive) | |
1323 | (rmail-delete-forward t)) | |
1324 | ||
1325 | (defun rmail-expunge () | |
1326 | "Actually erase all deleted messages in the file." | |
1327 | (interactive) | |
1328 | (message "Expunging deleted messages...") | |
1329 | ;; Discard all undo records for this buffer. | |
1330 | (or (eq buffer-undo-list t) | |
1331 | (setq buffer-undo-list nil)) | |
1332 | (rmail-maybe-set-message-counters) | |
1333 | (let* ((omax (- (buffer-size) (point-max))) | |
1334 | (omin (- (buffer-size) (point-min))) | |
1335 | (opoint (if (and (> rmail-current-message 0) | |
1336 | (= ?D (aref rmail-deleted-vector rmail-current-message))) | |
1337 | 0 (- (point) (point-min)))) | |
1338 | (messages-head (cons (aref rmail-message-vector 0) nil)) | |
1339 | (messages-tail messages-head) | |
1340 | ;; Don't make any undo records for the expunging. | |
1341 | (buffer-undo-list t) | |
1342 | (win)) | |
1343 | (unwind-protect | |
1344 | (save-excursion | |
1345 | (widen) | |
1346 | (goto-char (point-min)) | |
1347 | (let ((counter 0) | |
1348 | (number 1) | |
1349 | (total rmail-total-messages) | |
1350 | (new-message-number rmail-current-message) | |
1351 | (new-summary nil) | |
1352 | (buffer-read-only nil) | |
1353 | (messages rmail-message-vector) | |
1354 | (deleted rmail-deleted-vector) | |
1355 | (summary rmail-summary-vector)) | |
1356 | (setq rmail-total-messages nil | |
1357 | rmail-current-message nil | |
1358 | rmail-message-vector nil | |
1359 | rmail-deleted-vector nil | |
1360 | rmail-summary-vector nil) | |
1361 | (while (<= number total) | |
1362 | (if (= (aref deleted number) ?D) | |
1363 | (progn | |
1364 | (delete-region | |
1365 | (marker-position (aref messages number)) | |
1366 | (marker-position (aref messages (1+ number)))) | |
1367 | (move-marker (aref messages number) nil) | |
1368 | (if (> new-message-number counter) | |
1369 | (setq new-message-number (1- new-message-number)))) | |
1370 | (setq counter (1+ counter)) | |
1371 | (setq messages-tail | |
1372 | (setcdr messages-tail | |
1373 | (cons (aref messages number) nil))) | |
1374 | (setq new-summary | |
1375 | (cons (if (= counter number) (aref summary (1- number))) | |
1376 | new-summary))) | |
1377 | (if (zerop (% (setq number (1+ number)) 20)) | |
1378 | (message "Expunging deleted messages...%d" number))) | |
1379 | (setq messages-tail | |
1380 | (setcdr messages-tail | |
1381 | (cons (aref messages number) nil))) | |
1382 | (setq rmail-current-message new-message-number | |
1383 | rmail-total-messages counter | |
1384 | rmail-message-vector (apply 'vector messages-head) | |
1385 | rmail-deleted-vector (make-string (1+ counter) ?\ ) | |
1386 | rmail-summary-vector (vconcat (nreverse new-summary)) | |
1387 | win t))) | |
1388 | (message "Expunging deleted messages...done") | |
1389 | (if (not win) | |
1390 | (narrow-to-region (- (buffer-size) omin) (- (buffer-size) omax))) | |
1391 | (rmail-show-message | |
1392 | (if (zerop rmail-current-message) 1 nil)) | |
1393 | (forward-char opoint)))) | |
1394 | \f | |
1395 | ;;;; *** Rmail Mailing Commands *** | |
1396 | ||
1397 | (defun rmail-mail () | |
1398 | "Send mail in another window. While composing the message, use | |
1399 | \\[mail-yank-original] to yank the original message into it." | |
1400 | (interactive) | |
1401 | (mail-other-window nil nil nil nil nil (current-buffer))) | |
1402 | ||
1403 | (defun rmail-continue () | |
1404 | "Continue composing outgoing message previously being composed." | |
1405 | (interactive) | |
1406 | (mail-other-window t)) | |
1407 | ||
1408 | (defun rmail-reply (just-sender) | |
1409 | "Reply to the current message. | |
1410 | Normally include CC: to all other recipients of original message; | |
1411 | prefix argument means ignore them. While composing the reply, | |
1412 | use \\[mail-yank-original] to yank the original message into it." | |
1413 | (interactive "P") | |
1414 | (let (from reply-to cc subject date to message-id resent-reply-to) | |
1415 | (save-excursion | |
1416 | (save-restriction | |
1417 | (widen) | |
1418 | (goto-char (rmail-msgbeg rmail-current-message)) | |
1419 | (forward-line 1) | |
1420 | (if (= (following-char) ?0) | |
1421 | (narrow-to-region | |
1422 | (progn (forward-line 2) | |
1423 | (point)) | |
1424 | (progn (search-forward "\n\n" (rmail-msgend rmail-current-message) | |
1425 | 'move) | |
1426 | (point))) | |
1427 | (narrow-to-region (point) | |
1428 | (progn (search-forward "\n*** EOOH ***\n") | |
1429 | (beginning-of-line) (point)))) | |
1430 | (setq resent-reply-to (mail-fetch-field "resent-reply-to" t) | |
1431 | from (mail-fetch-field "from") | |
1432 | reply-to (or resent-reply-to | |
1433 | (mail-fetch-field "reply-to" nil t) | |
1434 | from) | |
1435 | cc (cond (just-sender nil) | |
1436 | (resent-reply-to (mail-fetch-field "resent-cc" t)) | |
1437 | (t (mail-fetch-field "cc" nil t))) | |
1438 | subject (or (and resent-reply-to | |
1439 | (mail-fetch-field "resent-subject" t)) | |
1440 | (mail-fetch-field "subject")) | |
1441 | date (cond (resent-reply-to | |
1442 | (mail-fetch-field "resent-date" t)) | |
1443 | ((mail-fetch-field "date"))) | |
1444 | to (cond (resent-reply-to | |
1445 | (mail-fetch-field "resent-to" t)) | |
1446 | ((mail-fetch-field "to" nil t)) | |
1447 | ;((mail-fetch-field "apparently-to")) ack gag barf | |
1448 | (t "")) | |
1449 | message-id (cond (resent-reply-to | |
1450 | (mail-fetch-field "resent-message-id" t)) | |
1451 | ((mail-fetch-field "message-id")))))) | |
1452 | (and subject | |
1453 | (string-match "\\`Re: " subject) | |
1454 | (setq subject (substring subject 4))) | |
1455 | (mail-other-window nil | |
1456 | (mail-strip-quoted-names reply-to) | |
1457 | subject | |
1458 | (rmail-make-in-reply-to-field from date message-id) | |
1459 | (if just-sender | |
1460 | nil | |
1461 | (let* ((cc-list (rmail-dont-reply-to | |
1462 | (mail-strip-quoted-names | |
1463 | (if (null cc) to (concat to ", " cc)))))) | |
1464 | (if (string= cc-list "") nil cc-list))) | |
1465 | (current-buffer) | |
1466 | (list (list '(lambda (buf msgnum) | |
1467 | (save-excursion | |
1468 | (set-buffer buf) | |
1469 | (rmail-set-attribute "answered" t msgnum))) | |
1470 | (current-buffer) rmail-current-message))))) | |
1471 | ||
1472 | (defun rmail-make-in-reply-to-field (from date message-id) | |
1473 | (cond ((not from) | |
1474 | (if message-id | |
1475 | message-id | |
1476 | nil)) | |
1477 | (mail-use-rfc822 | |
1478 | (require 'rfc822) | |
1479 | (let ((tem (car (rfc822-addresses from)))) | |
1480 | (if message-id | |
1481 | (if (string-match | |
1482 | (regexp-quote (if (string-match "@[^@]*\\'" tem) | |
1483 | (substring tem 0 (match-beginning 0)) | |
1484 | tem)) | |
1485 | message-id) | |
1486 | ;; Message-ID is sufficiently informative | |
1487 | message-id | |
1488 | (concat message-id " (" tem ")")) | |
1489 | ;; Use prin1 to fake RFC822 quoting | |
1490 | (let ((field (prin1-to-string tem))) | |
1491 | (if date | |
1492 | (concat field "'s message of " date) | |
1493 | field))))) | |
1494 | ((let* ((foo "[^][\000-\037\177-\377()<>@,;:\\\" ]+") | |
1495 | (bar "[^][\000-\037\177-\377()<>@,;:\\\"]+")) | |
1496 | ;; Can't use format because format loses on \000 (unix *^&%*^&%$!!) | |
1497 | (or (string-match (concat "\\`[ \t]*\\(" bar | |
1498 | "\\)\\(<" foo "@" foo ">\\)?[ \t]*\\'") | |
1499 | ;; "Unix Loser <Foo@bar.edu>" => "Unix Loser" | |
1500 | from) | |
1501 | (string-match (concat "\\`[ \t]*<" foo "@" foo ">[ \t]*(\\(" | |
1502 | bar "\\))[ \t]*\\'") | |
1503 | ;; "<Bugs@bar.edu>" (Losing Unix) => "Losing Unix" | |
1504 | from))) | |
1505 | (let ((start (match-beginning 1)) | |
1506 | (end (match-end 1))) | |
1507 | ;; Trim whitespace which above regexp match allows | |
1508 | (while (and (< start end) | |
1509 | (memq (aref from start) '(?\t ?\ ))) | |
1510 | (setq start (1+ start))) | |
1511 | (while (and (< start end) | |
1512 | (memq (aref from (1- end)) '(?\t ?\ ))) | |
1513 | (setq end (1- end))) | |
1514 | (let ((field (substring from start end))) | |
1515 | (if date (setq field (concat "message from " field " on " date))) | |
1516 | (if message-id | |
1517 | ;; "<AA259@bar.edu> (message from Unix Loser on 1-Apr-89)" | |
1518 | (concat message-id " (" field ")") | |
1519 | field)))) | |
1520 | (t | |
1521 | ;; If we can't kludge it simply, do it correctly | |
1522 | (let ((mail-use-rfc822 t)) | |
1523 | (rmail-make-in-reply-to-field from date message-id))))) | |
1524 | ||
1525 | (defun rmail-forward () | |
1526 | "Forward the current message to another user." | |
1527 | (interactive) | |
1528 | (let ((forward-buffer (current-buffer)) | |
1529 | (subject (concat "[" | |
1530 | (mail-strip-quoted-names (mail-fetch-field "From")) | |
1531 | ": " (or (mail-fetch-field "Subject") "") "]"))) | |
ce90c149 RS |
1532 | ;; Turn off the usual actions for initializing the message body |
1533 | ;; because we want to get only the text from the failure message. | |
1534 | (let (mail-signature mail-setup-hook) | |
1535 | ;; If only one window, use it for the mail buffer. | |
1536 | ;; Otherwise, use another window for the mail buffer | |
1537 | ;; so that the Rmail buffer remains visible | |
1538 | ;; and sending the mail will get back to it. | |
1539 | (if (funcall (if (one-window-p t) | |
1540 | (function mail) | |
1541 | (function mail-other-window)) | |
1542 | nil nil subject nil nil nil | |
1543 | (list (list (function (lambda (buf msgnum) | |
1544 | (save-excursion | |
1545 | (set-buffer buf) | |
1546 | (rmail-set-attribute "forwarded" t msgnum)))) | |
1547 | (current-buffer) | |
1548 | rmail-current-message))) | |
1549 | (save-excursion | |
1550 | (goto-char (point-max)) | |
1551 | (forward-line 1) | |
1552 | (insert-buffer forward-buffer)))))) | |
581d7e0b RM |
1553 | |
1554 | (defun rmail-resend (address &optional from comment mail-alias-file) | |
1555 | "Resend current message to ADDRESSES. | |
1556 | ADDRESSES should be a single address, a a string consisting of several | |
1557 | addresses separated by commas, or a list of addresses. | |
1558 | ||
1559 | Optional FROM is the address to resend the message from, and | |
1560 | defaults to the username of the person redistributing the message. | |
1561 | Optional COMMENT is a string that will be inserted as a comment in the | |
1562 | resent message. | |
1563 | Optional ALIAS-FILE is alternate aliases file to be used by sendmail, | |
1564 | typically for purposes of moderating a list." | |
1565 | (interactive "sResend to: ") | |
1566 | (if (not from) (setq from (user-login-name))) | |
1567 | (let ((tembuf (generate-new-buffer " sendmail temp")) | |
1568 | (mail-header-separator "") | |
1569 | (case-fold-search nil) | |
1570 | (mailbuf (current-buffer))) | |
1571 | (unwind-protect | |
1572 | (save-excursion | |
1573 | ;;>> Copy message into temp buffer | |
1574 | (set-buffer tembuf) | |
1575 | (insert-buffer-substring mailbuf) | |
1576 | (goto-char (point-min)) | |
1577 | ;;>> Insert resent-from: | |
1578 | (insert "Resent-From: " from "\n") | |
1579 | (insert "Resent-Date: " (current-time-string) "\n") | |
1580 | ;;>> Insert resent-to: and bcc if need be. | |
1581 | (let ((before (point))) | |
1582 | (insert "Resent-To: " (if (stringp address) | |
1583 | address | |
1584 | (mapconcat 'identity address ",\n\t")) | |
1585 | "\n") | |
1586 | (expand-mail-aliases before (point))) | |
1587 | ;;>> Set up comment, if any. | |
1588 | (if (and (sequencep comment) (not (zerop (length comment)))) | |
1589 | (let ((before (point)) | |
1590 | after) | |
1591 | (insert comment) | |
1592 | (or (eolp) (insert "\n")) | |
1593 | (setq after (point)) | |
1594 | (goto-char before) | |
1595 | (while (< (point) after) | |
1596 | (insert "Resent-Comment: ") | |
1597 | (forward-line 1)))) | |
1598 | ;; Don't expand aliases in the destination fields | |
1599 | ;; of the original message. | |
1600 | (let (mail-aliases) | |
1601 | (sendmail-send-it))) | |
1602 | (kill-buffer tembuf)))) | |
1603 | ||
72e609d0 | 1604 | (defvar mail-unsent-separator |
f2da0c68 RS |
1605 | (concat "^ *---+ +Unsent message follows +---+ *$\\|" |
1606 | "^ *---+ +Returned message +---+ *$\\|" | |
db32c193 RS |
1607 | "^ *---+ +Original message +---+ *$\\|" |
1608 | "^|? *---+ +Message text follows: +---+ *|?$")) | |
581d7e0b RM |
1609 | |
1610 | (defun rmail-retry-failure () | |
1611 | "Edit a mail message which is based on the contents of the current message. | |
1612 | For a message rejected by the mail system, extract the interesting headers and | |
1613 | the body of the original message; otherwise copy the current message." | |
1614 | (interactive) | |
1615 | (require 'mail-utils) | |
1616 | (let (to subj irp2 cc orig-message) | |
1617 | (save-excursion | |
1618 | ;; Narrow down to just the quoted original message | |
1619 | (rmail-beginning-of-message) | |
f2da0c68 RS |
1620 | (let ((case-fold-search t)) |
1621 | (or (re-search-forward mail-unsent-separator nil t) | |
1622 | (error "Cannot parse this as a failure message"))) | |
581d7e0b RM |
1623 | (save-restriction |
1624 | (narrow-to-region (point) (point-max)) | |
1625 | ;; Now mail-fetch-field will get from headers of the original message, | |
1626 | ;; not from the headers of the rejection. | |
1627 | (setq to (mail-fetch-field "To") | |
1628 | subj (mail-fetch-field "Subject") | |
1629 | irp2 (mail-fetch-field "In-reply-to") | |
1630 | cc (mail-fetch-field "Cc")) | |
1631 | ;; Get the entire text (not headers) of the original message. | |
1632 | (setq orig-message | |
1633 | (buffer-substring | |
1634 | (progn (search-forward "\n\n") (point)) | |
1635 | (point-max))))) | |
1636 | ;; Start sending a new message; default header fields from the original. | |
854c16c5 RS |
1637 | ;; Turn off the usual actions for initializing the message body |
1638 | ;; because we want to get only the text from the failure message. | |
1639 | (let (mail-signature mail-setup-hook) | |
1640 | (if (mail-other-window nil to subj irp2 cc (current-buffer)) | |
1641 | ;; Insert original text as initial text of new draft message. | |
1642 | (progn | |
1643 | (goto-char (point-max)) | |
1644 | (insert orig-message) | |
1645 | (goto-char (point-min)) | |
1646 | (end-of-line)))))) | |
581d7e0b RM |
1647 | \f |
1648 | ;;;; *** Rmail Specify Inbox Files *** | |
1649 | ||
1650 | (autoload 'set-rmail-inbox-list "rmailmsc" | |
1651 | "Set the inbox list of the current RMAIL file to FILE-NAME. | |
1652 | This may be a list of file names separated by commas. | |
1653 | If FILE-NAME is empty, remove any inbox list." | |
1654 | t) | |
1655 | ||
1656 | ;;;; *** Rmail Commands for Labels *** | |
1657 | ||
1658 | (autoload 'rmail-add-label "rmailkwd" | |
1659 | "Add LABEL to labels associated with current RMAIL message. | |
1660 | Completion is performed over known labels when reading." | |
1661 | t) | |
1662 | ||
1663 | (autoload 'rmail-kill-label "rmailkwd" | |
1664 | "Remove LABEL from labels associated with current RMAIL message. | |
1665 | Completion is performed over known labels when reading." | |
1666 | t) | |
1667 | ||
1668 | (autoload 'rmail-next-labeled-message "rmailkwd" | |
1669 | "Show next message with LABEL. Defaults to last label used. | |
1670 | With prefix argument N moves forward N messages with this label." | |
1671 | t) | |
1672 | ||
1673 | (autoload 'rmail-previous-labeled-message "rmailkwd" | |
1674 | "Show previous message with LABEL. Defaults to last label used. | |
1675 | With prefix argument N moves backward N messages with this label." | |
1676 | t) | |
1677 | ||
1678 | ;;;; *** Rmail Edit Mode *** | |
1679 | ||
1680 | (autoload 'rmail-edit-current-message "rmailedit" | |
1681 | "Edit the contents of the current message" | |
1682 | t) | |
1683 | \f | |
1684 | ;;;; *** Rmail Summary Mode *** | |
1685 | ||
1686 | (autoload 'rmail-summary "rmailsum" | |
1687 | "Display a summary of all messages, one line per message." | |
1688 | t) | |
1689 | ||
1690 | (autoload 'rmail-summary-by-labels "rmailsum" | |
1691 | "Display a summary of all messages with one or more LABELS. | |
1692 | LABELS should be a string containing the desired labels, separated by commas." | |
1693 | t) | |
1694 | ||
1695 | (autoload 'rmail-summary-by-recipients "rmailsum" | |
1696 | "Display a summary of all messages with the given RECIPIENTS. | |
1697 | Normally checks the To, From and Cc fields of headers; but if PRIMARY-ONLY | |
1698 | is non-nil (prefix arg given), only look in the To and From fields. | |
1699 | RECIPIENTS is a string of names separated by commas." | |
1700 | t) | |
1701 | \f | |
1702 | ;;;; *** Rmail output messages to files *** | |
1703 | ||
1704 | (autoload 'rmail-output-to-rmail-file "rmailout" | |
1705 | "Append the current message to an Rmail file named FILE-NAME. | |
1706 | If the file does not exist, ask if it should be created. | |
1707 | If file is being visited, the message is appended to the Emacs | |
1708 | buffer visiting that file." | |
1709 | t) | |
1710 | ||
1711 | (autoload 'rmail-output "rmailout" | |
1712 | "Append this message to Unix mail file named FILE-NAME." | |
1713 | t) | |
1714 | ||
1715 | ;;;; *** Rmail undigestification *** | |
1716 | ||
1717 | (autoload 'undigestify-rmail-message "undigest" | |
1718 | "Break up a digest message into its constituent messages. | |
1719 | Leaves original message, deleted, before the undigestified messages." | |
1720 | t) | |
49116ac0 JB |
1721 | |
1722 | (provide 'rmail) | |
1723 | ||
c88ab9ce | 1724 | ;;; rmail.el ends here |