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c26cf6c8 | 1 | ;;; mh-funcs --- mh-e functions not everyone will use right away |
b4b1e78a | 2 | ;; Time-stamp: <95/08/19 16:44:06 gildea> |
c26cf6c8 | 3 | |
847b8219 | 4 | ;; Copyright (C) 1993, 1995 Free Software Foundation, Inc. |
c26cf6c8 | 5 | |
b4b1e78a | 6 | ;; This file is part of mh-e, part of GNU Emacs. |
c26cf6c8 | 7 | |
9b7bc076 | 8 | ;; GNU Emacs is free software; you can redistribute it and/or modify |
c26cf6c8 RS |
9 | ;; it 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 | ||
9b7bc076 | 13 | ;; GNU Emacs is distributed in the hope that it will be useful, |
c26cf6c8 RS |
14 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | ;; GNU General Public License for more details. | |
17 | ||
18 | ;; You should have received a copy of the GNU General Public License | |
b578f267 EN |
19 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
20 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
21 | ;; Boston, MA 02111-1307, USA. | |
c26cf6c8 RS |
22 | |
23 | ;;; Commentary: | |
24 | ||
b578f267 EN |
25 | ;; Internal support for mh-e package. |
26 | ;; Putting these functions in a separate file lets mh-e start up faster, | |
27 | ;; since less Lisp code needs to be loaded all at once. | |
c26cf6c8 | 28 | |
847b8219 KH |
29 | ;;; Change Log: |
30 | ||
b578f267 | 31 | ;; $Id: mh-funcs.el,v 1.4 1995/11/03 02:29:34 kwzh Exp erik $ |
847b8219 | 32 | |
c26cf6c8 RS |
33 | ;;; Code: |
34 | ||
35 | (provide 'mh-funcs) | |
36 | (require 'mh-e) | |
37 | ||
847b8219 KH |
38 | ;;; customization |
39 | ||
c26cf6c8 RS |
40 | (defvar mh-sortm-args nil |
41 | "Extra arguments to have \\[mh-sort-folder] pass to the \"sortm\" command. | |
847b8219 KH |
42 | The arguments are passed to sortm if \\[mh-sort-folder] is given a |
43 | prefix argument. Normally default arguments to sortm are specified in the | |
44 | MH profile. | |
c26cf6c8 RS |
45 | For example, '(\"-nolimit\" \"-textfield\" \"subject\") is a useful setting.") |
46 | ||
847b8219 KH |
47 | (defvar mh-note-copied "C" |
48 | "String whose first character is used to notate copied messages.") | |
49 | ||
50 | (defvar mh-note-printed "P" | |
51 | "String whose first character is used to notate printed messages.") | |
52 | ||
53 | ;;; functions | |
54 | ||
c26cf6c8 RS |
55 | (defun mh-burst-digest () |
56 | "Burst apart the current message, which should be a digest. | |
847b8219 | 57 | The message is replaced by its table of contents and the messages from the |
c26cf6c8 RS |
58 | digest are inserted into the folder after that message." |
59 | (interactive) | |
60 | (let ((digest (mh-get-msg-num t))) | |
61 | (mh-process-or-undo-commands mh-current-folder) | |
62 | (mh-set-folder-modified-p t) ; lock folder while bursting | |
63 | (message "Bursting digest...") | |
64 | (mh-exec-cmd "burst" mh-current-folder digest "-inplace") | |
847b8219 KH |
65 | (with-mh-folder-updating (t) |
66 | (beginning-of-line) | |
67 | (delete-region (point) (point-max))) | |
68 | (mh-regenerate-headers (format "%d-last" digest) t) | |
69 | (mh-goto-cur-msg) | |
c26cf6c8 RS |
70 | (message "Bursting digest...done"))) |
71 | ||
72 | ||
847b8219 KH |
73 | (defun mh-copy-msg (msg-or-seq folder) |
74 | "Copy the specified MESSAGE(s) to another FOLDER without deleting them. | |
c26cf6c8 RS |
75 | Default is the displayed message. If optional prefix argument is |
76 | provided, then prompt for the message sequence." | |
847b8219 | 77 | (interactive (list (if current-prefix-arg |
c26cf6c8 | 78 | (mh-read-seq-default "Copy" t) |
847b8219 KH |
79 | (mh-get-msg-num t)) |
80 | (mh-prompt-for-folder "Copy to" "" t))) | |
81 | (mh-exec-cmd "refile" msg-or-seq "-link" "-src" mh-current-folder folder) | |
c26cf6c8 | 82 | (if (numberp msg-or-seq) |
847b8219 KH |
83 | (mh-notate msg-or-seq mh-note-copied mh-cmd-note) |
84 | (mh-notate-seq msg-or-seq mh-note-copied mh-cmd-note))) | |
c26cf6c8 RS |
85 | |
86 | (defun mh-kill-folder () | |
87 | "Remove the current folder." | |
88 | (interactive) | |
89 | (if (or mh-do-not-confirm | |
90 | (yes-or-no-p (format "Remove folder %s? " mh-current-folder))) | |
91 | (let ((folder mh-current-folder)) | |
92 | (if (null mh-folder-list) | |
93 | (mh-set-folder-list)) | |
94 | (mh-set-folder-modified-p t) ; lock folder to kill it | |
95 | (mh-exec-cmd-daemon "rmf" folder) | |
96 | (setq mh-folder-list | |
97 | (delq (assoc folder mh-folder-list) mh-folder-list)) | |
847b8219 | 98 | (run-hooks 'mh-folder-list-change-hook) |
c26cf6c8 RS |
99 | (message "Folder %s removed" folder) |
100 | (mh-set-folder-modified-p nil) ; so kill-buffer doesn't complain | |
101 | (if (get-buffer mh-show-buffer) | |
102 | (kill-buffer mh-show-buffer)) | |
103 | (kill-buffer folder)) | |
104 | (message "Folder not removed"))) | |
105 | ||
106 | ||
107 | (defun mh-list-folders () | |
108 | "List mail folders." | |
109 | (interactive) | |
847b8219 | 110 | (with-output-to-temp-buffer mh-temp-buffer |
c26cf6c8 | 111 | (save-excursion |
847b8219 | 112 | (switch-to-buffer mh-temp-buffer) |
c26cf6c8 RS |
113 | (erase-buffer) |
114 | (message "Listing folders...") | |
115 | (mh-exec-cmd-output "folders" t (if mh-recursive-folders | |
116 | "-recurse" | |
117 | "-norecurse")) | |
118 | (goto-char (point-min)) | |
119 | (message "Listing folders...done")))) | |
120 | ||
121 | ||
122 | (defun mh-pack-folder (range) | |
123 | "Renumber the messages of a folder to be 1..n. | |
124 | First, offer to execute any outstanding commands for the current folder. | |
847b8219 | 125 | If optional prefix argument provided, prompt for the RANGE of messages |
c26cf6c8 RS |
126 | to display after packing. Otherwise, show the entire folder." |
127 | (interactive (list (if current-prefix-arg | |
128 | (mh-read-msg-range | |
129 | "Range to scan after packing [all]? ") | |
130 | "all"))) | |
131 | (mh-pack-folder-1 range) | |
132 | (mh-goto-cur-msg) | |
133 | (message "Packing folder...done")) | |
134 | ||
135 | ||
136 | (defun mh-pack-folder-1 (range) | |
137 | ;; Close and pack the current folder. | |
138 | (mh-process-or-undo-commands mh-current-folder) | |
139 | (message "Packing folder...") | |
140 | (mh-set-folder-modified-p t) ; lock folder while packing | |
141 | (save-excursion | |
847b8219 KH |
142 | (mh-exec-cmd-quiet t "folder" mh-current-folder "-pack" |
143 | "-norecurse" "-fast")) | |
c26cf6c8 RS |
144 | (mh-regenerate-headers range)) |
145 | ||
146 | ||
147 | (defun mh-pipe-msg (command include-headers) | |
148 | "Pipe the current message through the given shell COMMAND. | |
149 | If INCLUDE-HEADERS (prefix argument) is provided, send the entire message. | |
150 | Otherwise just send the message's body without the headers." | |
151 | (interactive | |
152 | (list (read-string "Shell command on message: ") current-prefix-arg)) | |
847b8219 KH |
153 | (let ((msg-file-to-pipe (mh-msg-filename (mh-get-msg-num t))) |
154 | (message-directory default-directory)) | |
c26cf6c8 | 155 | (save-excursion |
847b8219 | 156 | (set-buffer (get-buffer-create mh-temp-buffer)) |
c26cf6c8 | 157 | (erase-buffer) |
847b8219 | 158 | (insert-file-contents msg-file-to-pipe) |
c26cf6c8 RS |
159 | (goto-char (point-min)) |
160 | (if (not include-headers) (search-forward "\n\n")) | |
847b8219 KH |
161 | (let ((default-directory message-directory)) |
162 | (shell-command-on-region (point) (point-max) command nil))))) | |
c26cf6c8 RS |
163 | |
164 | ||
165 | (defun mh-page-digest () | |
166 | "Advance displayed message to next digested message." | |
167 | (interactive) | |
168 | (mh-in-show-buffer (mh-show-buffer) | |
169 | ;; Go to top of screen (in case user moved point). | |
170 | (move-to-window-line 0) | |
171 | (let ((case-fold-search nil)) | |
172 | ;; Search for blank line and then for From: | |
173 | (or (and (search-forward "\n\n" nil t) | |
847b8219 | 174 | (re-search-forward "^From:" nil t)) |
c26cf6c8 RS |
175 | (error "No more messages in digest"))) |
176 | ;; Go back to previous blank line, then forward to the first non-blank. | |
177 | (search-backward "\n\n" nil t) | |
178 | (forward-line 2) | |
179 | (mh-recenter 0))) | |
180 | ||
181 | ||
182 | (defun mh-page-digest-backwards () | |
183 | "Back up displayed message to previous digested message." | |
184 | (interactive) | |
185 | (mh-in-show-buffer (mh-show-buffer) | |
186 | ;; Go to top of screen (in case user moved point). | |
187 | (move-to-window-line 0) | |
188 | (let ((case-fold-search nil)) | |
189 | (beginning-of-line) | |
190 | (or (and (search-backward "\n\n" nil t) | |
847b8219 | 191 | (re-search-backward "^From:" nil t)) |
c26cf6c8 RS |
192 | (error "No previous message in digest"))) |
193 | ;; Go back to previous blank line, then forward to the first non-blank. | |
194 | (if (search-backward "\n\n" nil t) | |
195 | (forward-line 2)) | |
196 | (mh-recenter 0))) | |
197 | ||
198 | ||
199 | (defun mh-print-msg (msg-or-seq) | |
200 | "Print MESSAGE(s) (default: displayed message) on printer. | |
201 | If optional prefix argument provided, then prompt for the message sequence. | |
202 | The variable mh-lpr-command-format is used to generate the print command. | |
203 | The messages are formatted by mhl. See the variable mhl-formfile." | |
204 | (interactive (list (if current-prefix-arg | |
205 | (reverse (mh-seq-to-msgs | |
206 | (mh-read-seq-default "Print" t))) | |
207 | (mh-get-msg-num t)))) | |
208 | (if (numberp msg-or-seq) | |
209 | (message "Printing message...") | |
210 | (message "Printing sequence...")) | |
211 | (let ((print-command | |
212 | (if (numberp msg-or-seq) | |
213 | (format "%s -nobell -clear %s %s | %s" | |
214 | (expand-file-name "mhl" mh-lib) | |
215 | (mh-msg-filename msg-or-seq) | |
216 | (if (stringp mhl-formfile) | |
217 | (format "-form %s" mhl-formfile) | |
218 | "") | |
219 | (format mh-lpr-command-format | |
220 | (if (numberp msg-or-seq) | |
221 | (format "%s/%d" mh-current-folder | |
222 | msg-or-seq) | |
223 | (format "Sequence from %s" mh-current-folder)))) | |
224 | (format "(scan -clear %s ; %s -nobell -clear %s %s) | %s" | |
225 | (mapconcat (function (lambda (msg) msg)) msg-or-seq " ") | |
226 | (expand-file-name "mhl" mh-lib) | |
227 | (if (stringp mhl-formfile) | |
228 | (format "-form %s" mhl-formfile) | |
229 | "") | |
230 | (mh-msg-filenames msg-or-seq) | |
231 | (format mh-lpr-command-format | |
232 | (if (numberp msg-or-seq) | |
233 | (format "%s/%d" mh-current-folder | |
234 | msg-or-seq) | |
235 | (format "Sequence from %s" | |
236 | mh-current-folder))))))) | |
237 | (if mh-print-background | |
238 | (mh-exec-cmd-daemon shell-file-name "-c" print-command) | |
239 | (call-process shell-file-name nil nil nil "-c" print-command)) | |
240 | (if (numberp msg-or-seq) | |
847b8219 KH |
241 | (mh-notate msg-or-seq mh-note-printed mh-cmd-note) |
242 | (mh-notate-seq msg-or-seq mh-note-printed mh-cmd-note)) | |
c26cf6c8 RS |
243 | (mh-add-msgs-to-seq msg-or-seq 'printed t) |
244 | (if (numberp msg-or-seq) | |
245 | (message "Printing message...done") | |
246 | (message "Printing sequence...done")))) | |
247 | ||
248 | ||
249 | (defun mh-msg-filenames (msgs &optional folder) | |
250 | ;; Return a list of file names for MSGS in FOLDER (default current folder). | |
251 | (mapconcat (function (lambda (msg) (mh-msg-filename msg folder))) msgs " ")) | |
252 | ||
253 | ||
847b8219 | 254 | (defun mh-sort-folder (&optional extra-args) |
c26cf6c8 RS |
255 | "Sort the messages in the current folder by date. |
256 | Calls the MH program sortm to do the work. | |
257 | The arguments in the list mh-sortm-args are passed to sortm | |
847b8219 | 258 | if this function is passed an argument." |
c26cf6c8 RS |
259 | (interactive "P") |
260 | (mh-process-or-undo-commands mh-current-folder) | |
261 | (setq mh-next-direction 'forward) | |
262 | (mh-set-folder-modified-p t) ; lock folder while sorting | |
263 | (message "Sorting folder...") | |
847b8219 | 264 | (mh-exec-cmd "sortm" mh-current-folder (if extra-args mh-sortm-args)) |
c26cf6c8 RS |
265 | (message "Sorting folder...done") |
266 | (mh-scan-folder mh-current-folder "all")) | |
267 | ||
268 | ||
269 | (defun mh-undo-folder (&rest ignore) | |
847b8219 | 270 | "Undo all pending deletes and refiles in current folder." |
c26cf6c8 RS |
271 | (interactive) |
272 | (cond ((or mh-do-not-confirm | |
273 | (yes-or-no-p "Undo all commands in folder? ")) | |
274 | (setq mh-delete-list nil | |
275 | mh-refile-list nil | |
276 | mh-seq-list nil | |
277 | mh-next-direction 'forward) | |
278 | (with-mh-folder-updating (nil) | |
279 | (mh-unmark-all-headers t))) | |
280 | (t | |
281 | (message "Commands not undone.") | |
282 | (sit-for 2)))) | |
283 | ||
284 | ||
847b8219 | 285 | (defun mh-store-msg (directory) |
c26cf6c8 RS |
286 | "Store the file(s) contained in the current message into DIRECTORY. |
287 | The message can contain a shar file or uuencoded file. | |
288 | Default directory is the last directory used, or initially the value of | |
289 | mh-store-default-directory or the current directory." | |
290 | (interactive (list (let ((udir (or mh-store-default-directory default-directory))) | |
291 | (read-file-name "Store message in directory: " | |
292 | udir udir nil)))) | |
847b8219 | 293 | (let ((msg-file-to-store (mh-msg-filename (mh-get-msg-num t)))) |
c26cf6c8 | 294 | (save-excursion |
847b8219 | 295 | (set-buffer (get-buffer-create mh-temp-buffer)) |
c26cf6c8 | 296 | (erase-buffer) |
847b8219 KH |
297 | (insert-file-contents msg-file-to-store) |
298 | (mh-store-buffer directory)))) | |
c26cf6c8 | 299 | |
847b8219 | 300 | (defun mh-store-buffer (directory) |
c26cf6c8 RS |
301 | "Store the file(s) contained in the current buffer into DIRECTORY. |
302 | The buffer can contain a shar file or uuencoded file. | |
303 | Default directory is the last directory used, or initially the value of | |
304 | `mh-store-default-directory' or the current directory." | |
305 | (interactive (list (let ((udir (or mh-store-default-directory default-directory))) | |
847b8219 KH |
306 | (read-file-name "Store buffer in directory: " |
307 | udir udir nil)))) | |
308 | (let ((store-directory (expand-file-name directory)) | |
309 | (sh-start (save-excursion | |
310 | (goto-char (point-min)) | |
311 | (if (re-search-forward | |
312 | "^#![ \t]*/bin/sh\\|^#\\|^: " nil t) | |
313 | (progn | |
314 | ;; The "cut here" pattern was removed from above | |
315 | ;; because it seemed to hurt more than help. | |
316 | ;; But keep this to make it easier to put it back. | |
317 | (if (looking-at "^[^a-z0-9\"]*cut here\\b") | |
c26cf6c8 | 318 | (forward-line 1)) |
847b8219 KH |
319 | (beginning-of-line) |
320 | (if (looking-at "^[#:]....+\n\\( ?\n\\)?end$") | |
321 | nil ;most likely end of a uuencode | |
322 | (point)))))) | |
c26cf6c8 | 323 | (log-buffer (get-buffer-create "*Store Output*")) |
847b8219 KH |
324 | (command "sh") |
325 | (uudecode-filename "(unknown filename)")) | |
326 | (if (not sh-start) | |
327 | (save-excursion | |
328 | (goto-char (point-min)) | |
329 | (if (re-search-forward "^begin [0-7]+ " nil t) | |
330 | (setq uudecode-filename | |
331 | (buffer-substring (point) | |
332 | (progn (end-of-line) (point))))))) | |
c26cf6c8 RS |
333 | (save-excursion |
334 | (set-buffer log-buffer) | |
335 | (erase-buffer) | |
336 | (if (not (file-directory-p store-directory)) | |
337 | (progn | |
847b8219 | 338 | (insert "mkdir " directory "\n") |
c26cf6c8 | 339 | (call-process "mkdir" nil log-buffer t store-directory))) |
847b8219 KH |
340 | (insert "cd " directory "\n") |
341 | (setq mh-store-default-directory directory) | |
342 | (if (not sh-start) | |
c26cf6c8 RS |
343 | (progn |
344 | (setq command "uudecode") | |
847b8219 | 345 | (insert uudecode-filename " being uudecoded...\n")))) |
c26cf6c8 | 346 | (set-window-start (display-buffer log-buffer) 0) ;watch progress |
847b8219 KH |
347 | (let (value) |
348 | (let ((default-directory (file-name-as-directory store-directory))) | |
349 | (setq value (call-process-region sh-start (point-max) command | |
350 | nil log-buffer t))) | |
351 | (set-buffer log-buffer) | |
352 | (mh-handle-process-error command value)) | |
c26cf6c8 RS |
353 | (insert "\n(mh-store finished)\n"))) |
354 |