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eec82323 | 1 | ;;; gnus-art.el --- article mode commands for Gnus |
16409b0b | 2 | ;; Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. |
eec82323 | 3 | |
6748645f | 4 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> |
eec82323 LMI |
5 | ;; Keywords: news |
6 | ||
7 | ;; This file is part of GNU Emacs. | |
8 | ||
9 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
10 | ;; it under the terms of the GNU General Public License as published by | |
11 | ;; the Free Software Foundation; either version 2, or (at your option) | |
12 | ;; any later version. | |
13 | ||
14 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
15 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | ;; GNU General Public License for more details. | |
18 | ||
19 | ;; You should have received a copy of the GNU General Public License | |
20 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
21 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
22 | ;; Boston, MA 02111-1307, USA. | |
23 | ||
24 | ;;; Commentary: | |
25 | ||
26 | ;;; Code: | |
27 | ||
5ab7173c RS |
28 | (eval-when-compile (require 'cl)) |
29 | ||
eec82323 LMI |
30 | (require 'gnus) |
31 | (require 'gnus-sum) | |
32 | (require 'gnus-spec) | |
33 | (require 'gnus-int) | |
16409b0b GM |
34 | (require 'mm-bodies) |
35 | (require 'mail-parse) | |
36 | (require 'mm-decode) | |
37 | (require 'mm-view) | |
38 | (require 'wid-edit) | |
39 | (require 'mm-uu) | |
eec82323 LMI |
40 | |
41 | (defgroup gnus-article nil | |
42 | "Article display." | |
43 | :link '(custom-manual "(gnus)The Article Buffer") | |
44 | :group 'gnus) | |
45 | ||
16409b0b GM |
46 | (defgroup gnus-article-treat nil |
47 | "Treating article parts." | |
48 | :link '(custom-manual "(gnus)Article Hiding") | |
49 | :group 'gnus-article) | |
50 | ||
eec82323 LMI |
51 | (defgroup gnus-article-hiding nil |
52 | "Hiding article parts." | |
53 | :link '(custom-manual "(gnus)Article Hiding") | |
54 | :group 'gnus-article) | |
55 | ||
56 | (defgroup gnus-article-highlight nil | |
57 | "Article highlighting." | |
58 | :link '(custom-manual "(gnus)Article Highlighting") | |
59 | :group 'gnus-article | |
60 | :group 'gnus-visual) | |
61 | ||
62 | (defgroup gnus-article-signature nil | |
63 | "Article signatures." | |
64 | :link '(custom-manual "(gnus)Article Signature") | |
65 | :group 'gnus-article) | |
66 | ||
67 | (defgroup gnus-article-headers nil | |
68 | "Article headers." | |
69 | :link '(custom-manual "(gnus)Hiding Headers") | |
70 | :group 'gnus-article) | |
71 | ||
72 | (defgroup gnus-article-washing nil | |
73 | "Special commands on articles." | |
74 | :link '(custom-manual "(gnus)Article Washing") | |
75 | :group 'gnus-article) | |
76 | ||
77 | (defgroup gnus-article-emphasis nil | |
78 | "Fontisizing articles." | |
79 | :link '(custom-manual "(gnus)Article Fontisizing") | |
80 | :group 'gnus-article) | |
81 | ||
82 | (defgroup gnus-article-saving nil | |
83 | "Saving articles." | |
84 | :link '(custom-manual "(gnus)Saving Articles") | |
85 | :group 'gnus-article) | |
86 | ||
87 | (defgroup gnus-article-mime nil | |
88 | "Worshiping the MIME wonder." | |
89 | :link '(custom-manual "(gnus)Using MIME") | |
90 | :group 'gnus-article) | |
91 | ||
92 | (defgroup gnus-article-buttons nil | |
93 | "Pushable buttons in the article buffer." | |
94 | :link '(custom-manual "(gnus)Article Buttons") | |
95 | :group 'gnus-article) | |
96 | ||
97 | (defgroup gnus-article-various nil | |
98 | "Other article options." | |
99 | :link '(custom-manual "(gnus)Misc Article") | |
100 | :group 'gnus-article) | |
101 | ||
102 | (defcustom gnus-ignored-headers | |
6748645f LMI |
103 | '("^Path:" "^Expires:" "^Date-Received:" "^References:" "^Xref:" "^Lines:" |
104 | "^Relay-Version:" "^Message-ID:" "^Approved:" "^Sender:" "^Received:" | |
105 | "^X-UIDL:" "^MIME-Version:" "^Return-Path:" "^In-Reply-To:" | |
106 | "^Content-Type:" "^Content-Transfer-Encoding:" "^X-WebTV-Signature:" | |
107 | "^X-MimeOLE:" "^X-MSMail-Priority:" "^X-Priority:" "^X-Loop:" | |
108 | "^X-Authentication-Warning:" "^X-MIME-Autoconverted:" "^X-Face:" | |
109 | "^X-Attribution:" "^X-Originating-IP:" "^Delivered-To:" | |
110 | "^NNTP-[-A-Za-z]+:" "^Distribution:" "^X-no-archive:" "^X-Trace:" | |
111 | "^X-Complaints-To:" "^X-NNTP-Posting-Host:" "^X-Orig.*:" | |
112 | "^Abuse-Reports-To:" "^Cache-Post-Path:" "^X-Article-Creation-Date:" | |
113 | "^X-Poster:" "^X-Mail2News-Path:" "^X-Server-Date:" "^X-Cache:" | |
114 | "^Originator:" "^X-Problems-To:" "^X-Auth-User:" "^X-Post-Time:" | |
115 | "^X-Admin:" "^X-UID:" "^Resent-[-A-Za-z]+:" "^X-Mailing-List:" | |
116 | "^Precedence:" "^Original-[-A-Za-z]+:" "^X-filename:" "^X-Orcpt:" | |
16409b0b | 117 | "^Old-Received:" "^X-Pgp" "^X-Auth:" "^X-From-Line:" |
6748645f | 118 | "^X-Gnus-Article-Number:" "^X-Majordomo:" "^X-Url:" "^X-Sender:" |
16409b0b GM |
119 | "^MBOX-Line" "^Priority:" "^X-Pgp" "^X400-[-A-Za-z]+:" |
120 | "^Status:" "^X-Gnus-Mail-Source:" "^Cancel-Lock:" | |
121 | "^X-FTN" "^X-EXP32-SerialNo:" "^Encoding:" "^Importance:" | |
122 | "^Autoforwarded:" "^Original-Encoded-Information-Types:" "^X-Ya-Pop3:" | |
123 | "^X-Face-Version:" "^X-Vms-To:" "^X-ML-NAME:" "^X-ML-COUNT:" | |
124 | "^Mailing-List:" "^X-finfo:" "^X-md5sum:" "^X-md5sum-Origin:" | |
125 | "^X-Sun-Charset:" "^X-Accept-Language:" "^X-Envelope-Sender:" | |
126 | "^List-[A-Za-z]+:" "^X-Listprocessor-Version:" | |
127 | "^X-Received:" "^X-Distribute:" "^X-Sequence:" "^X-Juno-Line-Breaks:" | |
128 | "^X-Notes-Item:" "^X-MS-TNEF-Correlator:" "^x-uunet-gateway:" | |
129 | "^X-Received:" "^Content-length:" "X-precedence:") | |
6748645f | 130 | "*All headers that start with this regexp will be hidden. |
eec82323 LMI |
131 | This variable can also be a list of regexps of headers to be ignored. |
132 | If `gnus-visible-headers' is non-nil, this variable will be ignored." | |
133 | :type '(choice :custom-show nil | |
134 | regexp | |
135 | (repeat regexp)) | |
136 | :group 'gnus-article-hiding) | |
137 | ||
138 | (defcustom gnus-visible-headers | |
16409b0b | 139 | "^From:\\|^Newsgroups:\\|^Subject:\\|^Date:\\|^Followup-To:\\|^Reply-To:\\|^Organization:\\|^Summary:\\|^Keywords:\\|^To:\\|^[BGF]?Cc:\\|^Posted-To:\\|^Mail-Copies-To:\\|^Apparently-To:\\|^Gnus-Warning:\\|^Resent-From:\\|^X-Sent:" |
6748645f | 140 | "*All headers that do not match this regexp will be hidden. |
eec82323 LMI |
141 | This variable can also be a list of regexp of headers to remain visible. |
142 | If this variable is non-nil, `gnus-ignored-headers' will be ignored." | |
143 | :type '(repeat :value-to-internal (lambda (widget value) | |
144 | (custom-split-regexp-maybe value)) | |
145 | :match (lambda (widget value) | |
146 | (or (stringp value) | |
147 | (widget-editable-list-match widget value))) | |
148 | regexp) | |
149 | :group 'gnus-article-hiding) | |
150 | ||
151 | (defcustom gnus-sorted-header-list | |
152 | '("^From:" "^Subject:" "^Summary:" "^Keywords:" "^Newsgroups:" | |
153 | "^Followup-To:" "^To:" "^Cc:" "^Date:" "^Organization:") | |
6748645f | 154 | "*This variable is a list of regular expressions. |
eec82323 LMI |
155 | If it is non-nil, headers that match the regular expressions will |
156 | be placed first in the article buffer in the sequence specified by | |
157 | this list." | |
158 | :type '(repeat regexp) | |
159 | :group 'gnus-article-hiding) | |
160 | ||
161 | (defcustom gnus-boring-article-headers '(empty followup-to reply-to) | |
162 | "Headers that are only to be displayed if they have interesting data. | |
163 | Possible values in this list are `empty', `newsgroups', `followup-to', | |
6748645f | 164 | `reply-to', `date', `long-to', and `many-to'." |
eec82323 LMI |
165 | :type '(set (const :tag "Headers with no content." empty) |
166 | (const :tag "Newsgroups with only one group." newsgroups) | |
167 | (const :tag "Followup-to identical to newsgroups." followup-to) | |
168 | (const :tag "Reply-to identical to from." reply-to) | |
6748645f | 169 | (const :tag "Date less than four days old." date) |
16409b0b GM |
170 | (const :tag "Very long To and/or Cc header." long-to) |
171 | (const :tag "Multiple To and/or Cc headers." many-to)) | |
eec82323 LMI |
172 | :group 'gnus-article-hiding) |
173 | ||
174 | (defcustom gnus-signature-separator '("^-- $" "^-- *$") | |
175 | "Regexp matching signature separator. | |
176 | This can also be a list of regexps. In that case, it will be checked | |
177 | from head to tail looking for a separator. Searches will be done from | |
178 | the end of the buffer." | |
179 | :type '(repeat string) | |
180 | :group 'gnus-article-signature) | |
181 | ||
182 | (defcustom gnus-signature-limit nil | |
16409b0b | 183 | "Provide a limit to what is considered a signature. |
eec82323 LMI |
184 | If it is a number, no signature may not be longer (in characters) than |
185 | that number. If it is a floating point number, no signature may be | |
186 | longer (in lines) than that number. If it is a function, the function | |
187 | will be called without any parameters, and if it returns nil, there is | |
188 | no signature in the buffer. If it is a string, it will be used as a | |
189 | regexp. If it matches, the text in question is not a signature." | |
6748645f LMI |
190 | :type '(choice (integer :value 200) |
191 | (number :value 4.0) | |
192 | (function :value fun) | |
193 | (regexp :value ".*")) | |
eec82323 LMI |
194 | :group 'gnus-article-signature) |
195 | ||
196 | (defcustom gnus-hidden-properties '(invisible t intangible t) | |
197 | "Property list to use for hiding text." | |
198 | :type 'sexp | |
199 | :group 'gnus-article-hiding) | |
200 | ||
16409b0b GM |
201 | ;; Fixme: This isn't the right thing for mixed graphical and and |
202 | ;; non-graphical frames in a session. | |
203 | ;; gnus-xmas.el overrides this for XEmacs. | |
eec82323 | 204 | (defcustom gnus-article-x-face-command |
16409b0b GM |
205 | (if (and (fboundp 'image-type-available-p) |
206 | (image-type-available-p 'xbm)) | |
207 | 'gnus-article-display-xface | |
e0bad764 DL |
208 | (if gnus-article-compface-xbm |
209 | "{ echo '/* Width=48, Height=48 */'; uncompface; } | display -" | |
210 | "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | \ | |
211 | display -")) | |
6748645f | 212 | "*String or function to be executed to display an X-Face header. |
eec82323 LMI |
213 | If it is a string, the command will be executed in a sub-shell |
214 | asynchronously. The compressed face will be piped to this command." | |
16409b0b GM |
215 | :type '(choice string |
216 | (function-item gnus-article-display-xface) | |
217 | function) | |
eec82323 LMI |
218 | :group 'gnus-article-washing) |
219 | ||
220 | (defcustom gnus-article-x-face-too-ugly nil | |
221 | "Regexp matching posters whose face shouldn't be shown automatically." | |
4bb6a3a6 | 222 | :type '(choice regexp (const nil)) |
eec82323 LMI |
223 | :group 'gnus-article-washing) |
224 | ||
e0bad764 DL |
225 | (defcustom gnus-article-banner-alist nil |
226 | "Banner alist for stripping. | |
227 | For example, | |
228 | ((egroups . \"^[ \\t\\n]*-------------------+\\\\( eGroups Sponsor -+\\\\)?....\\n\\\\(.+\\n\\\\)+\"))" | |
fc2c2db8 | 229 | :version "21.1" |
e0bad764 DL |
230 | :type '(repeat (cons symbol regexp)) |
231 | :group 'gnus-article-washing) | |
232 | ||
eec82323 LMI |
233 | (defcustom gnus-emphasis-alist |
234 | (let ((format | |
16409b0b | 235 | "\\(\\s-\\|^\\|[-\"]\\|\\s(\\)\\(%s\\(\\w+\\(\\s-+\\w+\\)*[.,]?\\)%s\\)\\(\\s-\\|[-,;:\"]\\s-\\|[?!.]+\\s-\\|\\s)\\)") |
eec82323 LMI |
236 | (types |
237 | '(("_" "_" underline) | |
238 | ("/" "/" italic) | |
239 | ("\\*" "\\*" bold) | |
240 | ("_/" "/_" underline-italic) | |
241 | ("_\\*" "\\*_" underline-bold) | |
242 | ("\\*/" "/\\*" bold-italic) | |
243 | ("_\\*/" "/\\*_" underline-bold-italic)))) | |
244 | `(("\\(\\s-\\|^\\)\\(_\\(\\(\\w\\|_[^_]\\)+\\)_\\)\\(\\s-\\|[?!.,;]\\)" | |
245 | 2 3 gnus-emphasis-underline) | |
246 | ,@(mapcar | |
247 | (lambda (spec) | |
248 | (list | |
249 | (format format (car spec) (cadr spec)) | |
c2a2ac1a | 250 | 2 3 (intern (format "gnus-emphasis-%s" (nth 2 spec))))) |
eec82323 | 251 | types))) |
6748645f | 252 | "*Alist that says how to fontify certain phrases. |
eec82323 LMI |
253 | Each item looks like this: |
254 | ||
255 | (\"_\\\\(\\\\w+\\\\)_\" 0 1 'underline) | |
256 | ||
257 | The first element is a regular expression to be matched. The second | |
258 | is a number that says what regular expression grouping used to find | |
259 | the entire emphasized word. The third is a number that says what | |
260 | regexp grouping should be displayed and highlighted. The fourth | |
261 | is the face used for highlighting." | |
262 | :type '(repeat (list :value ("" 0 0 default) | |
263 | regexp | |
264 | (integer :tag "Match group") | |
265 | (integer :tag "Emphasize group") | |
266 | face)) | |
267 | :group 'gnus-article-emphasis) | |
268 | ||
16409b0b GM |
269 | (defcustom gnus-emphasize-whitespace-regexp "^[ \t]+\\|[ \t]*\n" |
270 | "A regexp to describe whitespace which should not be emphasized. | |
271 | Typical values are \"^[ \\t]+\\\\|[ \\t]*\\n\" and \"[ \\t]+\\\\|[ \\t]*\\n\". | |
272 | The former avoids underlining of leading and trailing whitespace, | |
273 | and the latter avoids underlining any whitespace at all." | |
fc2c2db8 | 274 | :version "21.1" |
16409b0b GM |
275 | :group 'gnus-article-emphasis |
276 | :type 'regexp) | |
277 | ||
eec82323 LMI |
278 | (defface gnus-emphasis-bold '((t (:bold t))) |
279 | "Face used for displaying strong emphasized text (*word*)." | |
280 | :group 'gnus-article-emphasis) | |
281 | ||
282 | (defface gnus-emphasis-italic '((t (:italic t))) | |
283 | "Face used for displaying italic emphasized text (/word/)." | |
284 | :group 'gnus-article-emphasis) | |
285 | ||
286 | (defface gnus-emphasis-underline '((t (:underline t))) | |
287 | "Face used for displaying underlined emphasized text (_word_)." | |
288 | :group 'gnus-article-emphasis) | |
289 | ||
290 | (defface gnus-emphasis-underline-bold '((t (:bold t :underline t))) | |
291 | "Face used for displaying underlined bold emphasized text (_*word*_)." | |
292 | :group 'gnus-article-emphasis) | |
293 | ||
294 | (defface gnus-emphasis-underline-italic '((t (:italic t :underline t))) | |
8de38c21 | 295 | "Face used for displaying underlined italic emphasized text (_/word/_)." |
eec82323 LMI |
296 | :group 'gnus-article-emphasis) |
297 | ||
298 | (defface gnus-emphasis-bold-italic '((t (:bold t :italic t))) | |
299 | "Face used for displaying bold italic emphasized text (/*word*/)." | |
300 | :group 'gnus-article-emphasis) | |
301 | ||
302 | (defface gnus-emphasis-underline-bold-italic | |
303 | '((t (:bold t :italic t :underline t))) | |
304 | "Face used for displaying underlined bold italic emphasized text. | |
305 | Esample: (_/*word*/_)." | |
306 | :group 'gnus-article-emphasis) | |
307 | ||
16409b0b GM |
308 | (defface gnus-emphasis-highlight-words |
309 | '((t (:background "black" :foreground "yellow"))) | |
310 | "Face used for displaying highlighted words." | |
311 | :group 'gnus-article-emphasis) | |
312 | ||
eec82323 LMI |
313 | (defcustom gnus-article-time-format "%a, %b %d %Y %T %Z" |
314 | "Format for display of Date headers in article bodies. | |
6748645f LMI |
315 | See `format-time-string' for the possible values. |
316 | ||
317 | The variable can also be function, which should return a complete Date | |
318 | header. The function is called with one argument, the time, which can | |
319 | be fed to `format-time-string'." | |
320 | :type '(choice string symbol) | |
eec82323 LMI |
321 | :link '(custom-manual "(gnus)Article Date") |
322 | :group 'gnus-article-washing) | |
323 | ||
324 | (eval-and-compile | |
eec82323 LMI |
325 | (autoload 'mail-extract-address-components "mail-extr")) |
326 | ||
327 | (defcustom gnus-save-all-headers t | |
328 | "*If non-nil, don't remove any headers before saving." | |
329 | :group 'gnus-article-saving | |
330 | :type 'boolean) | |
331 | ||
332 | (defcustom gnus-prompt-before-saving 'always | |
333 | "*This variable says how much prompting is to be done when saving articles. | |
334 | If it is nil, no prompting will be done, and the articles will be | |
335 | saved to the default files. If this variable is `always', each and | |
336 | every article that is saved will be preceded by a prompt, even when | |
337 | saving large batches of articles. If this variable is neither nil not | |
338 | `always', there the user will be prompted once for a file name for | |
339 | each invocation of the saving commands." | |
340 | :group 'gnus-article-saving | |
341 | :type '(choice (item always) | |
342 | (item :tag "never" nil) | |
6748645f | 343 | (sexp :tag "once" :format "%t\n" :value t))) |
eec82323 LMI |
344 | |
345 | (defcustom gnus-saved-headers gnus-visible-headers | |
346 | "Headers to keep if `gnus-save-all-headers' is nil. | |
347 | If `gnus-save-all-headers' is non-nil, this variable will be ignored. | |
348 | If that variable is nil, however, all headers that match this regexp | |
349 | will be kept while the rest will be deleted before saving." | |
350 | :group 'gnus-article-saving | |
4bb6a3a6 | 351 | :type 'regexp) |
eec82323 LMI |
352 | |
353 | (defcustom gnus-default-article-saver 'gnus-summary-save-in-rmail | |
354 | "A function to save articles in your favourite format. | |
355 | The function must be interactively callable (in other words, it must | |
356 | be an Emacs command). | |
357 | ||
358 | Gnus provides the following functions: | |
359 | ||
360 | * gnus-summary-save-in-rmail (Rmail format) | |
361 | * gnus-summary-save-in-mail (Unix mail format) | |
362 | * gnus-summary-save-in-folder (MH folder) | |
363 | * gnus-summary-save-in-file (article format) | |
364 | * gnus-summary-save-in-vm (use VM's folder format) | |
365 | * gnus-summary-write-to-file (article format -- overwrite)." | |
366 | :group 'gnus-article-saving | |
367 | :type '(radio (function-item gnus-summary-save-in-rmail) | |
368 | (function-item gnus-summary-save-in-mail) | |
369 | (function-item gnus-summary-save-in-folder) | |
370 | (function-item gnus-summary-save-in-file) | |
371 | (function-item gnus-summary-save-in-vm) | |
372 | (function-item gnus-summary-write-to-file))) | |
373 | ||
374 | (defcustom gnus-rmail-save-name 'gnus-plain-save-name | |
375 | "A function generating a file name to save articles in Rmail format. | |
376 | The function is called with NEWSGROUP, HEADERS, and optional LAST-FILE." | |
377 | :group 'gnus-article-saving | |
378 | :type 'function) | |
379 | ||
380 | (defcustom gnus-mail-save-name 'gnus-plain-save-name | |
381 | "A function generating a file name to save articles in Unix mail format. | |
382 | The function is called with NEWSGROUP, HEADERS, and optional LAST-FILE." | |
383 | :group 'gnus-article-saving | |
384 | :type 'function) | |
385 | ||
386 | (defcustom gnus-folder-save-name 'gnus-folder-save-name | |
387 | "A function generating a file name to save articles in MH folder. | |
388 | The function is called with NEWSGROUP, HEADERS, and optional LAST-FOLDER." | |
389 | :group 'gnus-article-saving | |
390 | :type 'function) | |
391 | ||
392 | (defcustom gnus-file-save-name 'gnus-numeric-save-name | |
393 | "A function generating a file name to save articles in article format. | |
394 | The function is called with NEWSGROUP, HEADERS, and optional | |
395 | LAST-FILE." | |
396 | :group 'gnus-article-saving | |
397 | :type 'function) | |
398 | ||
399 | (defcustom gnus-split-methods | |
400 | '((gnus-article-archive-name) | |
401 | (gnus-article-nndoc-name)) | |
6748645f | 402 | "*Variable used to suggest where articles are to be saved. |
eec82323 LMI |
403 | For instance, if you would like to save articles related to Gnus in |
404 | the file \"gnus-stuff\", and articles related to VM in \"vm-stuff\", | |
405 | you could set this variable to something like: | |
406 | ||
407 | '((\"^Subject:.*gnus\\|^Newsgroups:.*gnus\" \"gnus-stuff\") | |
408 | (\"^Subject:.*vm\\|^Xref:.*vm\" \"vm-stuff\")) | |
409 | ||
410 | This variable is an alist where the where the key is the match and the | |
411 | value is a list of possible files to save in if the match is non-nil. | |
412 | ||
413 | If the match is a string, it is used as a regexp match on the | |
414 | article. If the match is a symbol, that symbol will be funcalled | |
415 | from the buffer of the article to be saved with the newsgroup as the | |
416 | parameter. If it is a list, it will be evaled in the same buffer. | |
417 | ||
418 | If this form or function returns a string, this string will be used as | |
419 | a possible file name; and if it returns a non-nil list, that list will | |
420 | be used as possible file names." | |
421 | :group 'gnus-article-saving | |
6748645f LMI |
422 | :type '(repeat (choice (list :value (fun) function) |
423 | (cons :value ("" "") regexp (repeat string)) | |
424 | (sexp :value nil)))) | |
eec82323 | 425 | |
eec82323 LMI |
426 | (defcustom gnus-page-delimiter "^\^L" |
427 | "*Regexp describing what to use as article page delimiters. | |
428 | The default value is \"^\^L\", which is a form linefeed at the | |
429 | beginning of a line." | |
430 | :type 'regexp | |
431 | :group 'gnus-article-various) | |
432 | ||
16409b0b | 433 | (defcustom gnus-article-mode-line-format "Gnus: %g [%w] %S%m" |
eec82323 | 434 | "*The format specification for the article mode line. |
16409b0b GM |
435 | See `gnus-summary-mode-line-format' for a closer description. |
436 | ||
437 | The following additional specs are available: | |
438 | ||
439 | %w The article washing status. | |
440 | %m The number of MIME parts in the article." | |
eec82323 LMI |
441 | :type 'string |
442 | :group 'gnus-article-various) | |
443 | ||
444 | (defcustom gnus-article-mode-hook nil | |
445 | "*A hook for Gnus article mode." | |
446 | :type 'hook | |
447 | :group 'gnus-article-various) | |
448 | ||
449 | (defcustom gnus-article-menu-hook nil | |
450 | "*Hook run after the creation of the article mode menu." | |
451 | :type 'hook | |
452 | :group 'gnus-article-various) | |
453 | ||
454 | (defcustom gnus-article-prepare-hook nil | |
16409b0b | 455 | "*A hook called after an article has been prepared in the article buffer." |
eec82323 LMI |
456 | :type 'hook |
457 | :group 'gnus-article-various) | |
458 | ||
a8151ef7 LMI |
459 | (defcustom gnus-article-hide-pgp-hook nil |
460 | "*A hook called after successfully hiding a PGP signature." | |
461 | :type 'hook | |
6748645f | 462 | :group 'gnus-article-various) |
a8151ef7 | 463 | |
eec82323 LMI |
464 | (defcustom gnus-article-button-face 'bold |
465 | "Face used for highlighting buttons in the article buffer. | |
466 | ||
467 | An article button is a piece of text that you can activate by pressing | |
468 | `RET' or `mouse-2' above it." | |
469 | :type 'face | |
470 | :group 'gnus-article-buttons) | |
471 | ||
472 | (defcustom gnus-article-mouse-face 'highlight | |
473 | "Face used for mouse highlighting in the article buffer. | |
474 | ||
475 | Article buttons will be displayed in this face when the cursor is | |
476 | above them." | |
477 | :type 'face | |
478 | :group 'gnus-article-buttons) | |
479 | ||
a8151ef7 LMI |
480 | (defcustom gnus-signature-face 'gnus-signature-face |
481 | "Face used for highlighting a signature in the article buffer. | |
482 | Obsolete; use the face `gnus-signature-face' for customizations instead." | |
eec82323 LMI |
483 | :type 'face |
484 | :group 'gnus-article-highlight | |
485 | :group 'gnus-article-signature) | |
486 | ||
a8151ef7 | 487 | (defface gnus-signature-face |
f59a3415 | 488 | '((t |
a8151ef7 LMI |
489 | (:italic t))) |
490 | "Face used for highlighting a signature in the article buffer." | |
491 | :group 'gnus-article-highlight | |
492 | :group 'gnus-article-signature) | |
493 | ||
eec82323 LMI |
494 | (defface gnus-header-from-face |
495 | '((((class color) | |
496 | (background dark)) | |
6748645f | 497 | (:foreground "spring green")) |
eec82323 LMI |
498 | (((class color) |
499 | (background light)) | |
6748645f | 500 | (:foreground "red3")) |
eec82323 | 501 | (t |
6748645f | 502 | (:italic t))) |
eec82323 LMI |
503 | "Face used for displaying from headers." |
504 | :group 'gnus-article-headers | |
505 | :group 'gnus-article-highlight) | |
506 | ||
507 | (defface gnus-header-subject-face | |
508 | '((((class color) | |
509 | (background dark)) | |
6748645f | 510 | (:foreground "SeaGreen3")) |
eec82323 LMI |
511 | (((class color) |
512 | (background light)) | |
6748645f | 513 | (:foreground "red4")) |
eec82323 LMI |
514 | (t |
515 | (:bold t :italic t))) | |
516 | "Face used for displaying subject headers." | |
517 | :group 'gnus-article-headers | |
518 | :group 'gnus-article-highlight) | |
519 | ||
520 | (defface gnus-header-newsgroups-face | |
521 | '((((class color) | |
522 | (background dark)) | |
6748645f | 523 | (:foreground "yellow" :italic t)) |
eec82323 LMI |
524 | (((class color) |
525 | (background light)) | |
6748645f | 526 | (:foreground "MidnightBlue" :italic t)) |
eec82323 | 527 | (t |
6748645f | 528 | (:italic t))) |
eec82323 LMI |
529 | "Face used for displaying newsgroups headers." |
530 | :group 'gnus-article-headers | |
531 | :group 'gnus-article-highlight) | |
532 | ||
533 | (defface gnus-header-name-face | |
534 | '((((class color) | |
535 | (background dark)) | |
536 | (:foreground "SeaGreen")) | |
537 | (((class color) | |
538 | (background light)) | |
539 | (:foreground "maroon")) | |
540 | (t | |
541 | (:bold t))) | |
542 | "Face used for displaying header names." | |
543 | :group 'gnus-article-headers | |
544 | :group 'gnus-article-highlight) | |
545 | ||
546 | (defface gnus-header-content-face | |
547 | '((((class color) | |
548 | (background dark)) | |
549 | (:foreground "forest green" :italic t)) | |
550 | (((class color) | |
551 | (background light)) | |
552 | (:foreground "indianred4" :italic t)) | |
553 | (t | |
554 | (:italic t))) "Face used for displaying header content." | |
555 | :group 'gnus-article-headers | |
556 | :group 'gnus-article-highlight) | |
557 | ||
558 | (defcustom gnus-header-face-alist | |
559 | '(("From" nil gnus-header-from-face) | |
560 | ("Subject" nil gnus-header-subject-face) | |
561 | ("Newsgroups:.*," nil gnus-header-newsgroups-face) | |
562 | ("" gnus-header-name-face gnus-header-content-face)) | |
6748645f | 563 | "*Controls highlighting of article header. |
eec82323 LMI |
564 | |
565 | An alist of the form (HEADER NAME CONTENT). | |
566 | ||
567 | HEADER is a regular expression which should match the name of an | |
568 | header header and NAME and CONTENT are either face names or nil. | |
569 | ||
570 | The name of each header field will be displayed using the face | |
571 | specified by the first element in the list where HEADER match the | |
572 | header name and NAME is non-nil. Similarly, the content will be | |
573 | displayed by the first non-nil matching CONTENT face." | |
574 | :group 'gnus-article-headers | |
575 | :group 'gnus-article-highlight | |
576 | :type '(repeat (list (regexp :tag "Header") | |
577 | (choice :tag "Name" | |
578 | (item :tag "skip" nil) | |
579 | (face :value default)) | |
580 | (choice :tag "Content" | |
581 | (item :tag "skip" nil) | |
582 | (face :value default))))) | |
583 | ||
16409b0b GM |
584 | (defcustom gnus-article-decode-hook |
585 | '(article-decode-charset article-decode-encoded-words) | |
586 | "*Hook run to decode charsets in articles." | |
587 | :group 'gnus-article-headers | |
588 | :type 'hook) | |
589 | ||
590 | (defcustom gnus-display-mime-function 'gnus-display-mime | |
591 | "Function to display MIME articles." | |
592 | :group 'gnus-article-mime | |
593 | :type 'function) | |
594 | ||
595 | (defvar gnus-decode-header-function 'mail-decode-encoded-word-region | |
596 | "Function used to decode headers.") | |
597 | ||
598 | (defvar gnus-article-dumbquotes-map | |
599 | '(("\202" ",") | |
600 | ("\203" "f") | |
601 | ("\204" ",,") | |
602 | ("\205" "...") | |
603 | ("\213" "<") | |
604 | ("\214" "OE") | |
605 | ("\221" "`") | |
606 | ("\222" "'") | |
607 | ("\223" "``") | |
608 | ("\224" "\"") | |
609 | ("\225" "*") | |
e0bad764 DL |
610 | ("\226" "-") |
611 | ("\227" "--") | |
16409b0b GM |
612 | ("\231" "(TM)") |
613 | ("\233" ">") | |
614 | ("\234" "oe") | |
615 | ("\264" "'")) | |
616 | "Table for MS-to-Latin1 translation.") | |
617 | ||
618 | (defcustom gnus-ignored-mime-types nil | |
619 | "List of MIME types that should be ignored by Gnus." | |
fc2c2db8 | 620 | :version "21.1" |
16409b0b GM |
621 | :group 'gnus-article-mime |
622 | :type '(repeat regexp)) | |
623 | ||
624 | (defcustom gnus-unbuttonized-mime-types '(".*/.*") | |
625 | "List of MIME types that should not be given buttons when rendered inline." | |
fc2c2db8 | 626 | :version "21.1" |
16409b0b GM |
627 | :group 'gnus-article-mime |
628 | :type '(repeat regexp)) | |
629 | ||
630 | (defcustom gnus-article-mime-part-function nil | |
631 | "Function called with a MIME handle as the argument. | |
632 | This is meant for people who want to do something automatic based | |
633 | on parts -- for instance, adding Vcard info to a database." | |
634 | :group 'gnus-article-mime | |
635 | :type 'function) | |
636 | ||
637 | (defcustom gnus-mime-multipart-functions nil | |
fc2c2db8 DL |
638 | "An alist of MIME types to functions to display them." |
639 | :version "21.1" | |
640 | :group 'gnus-article-mime | |
641 | :type 'alist) | |
16409b0b GM |
642 | |
643 | (defcustom gnus-article-date-lapsed-new-header nil | |
644 | "Whether the X-Sent and Date headers can coexist. | |
645 | When using `gnus-treat-date-lapsed', the \"X-Sent:\" header will | |
646 | either replace the old \"Date:\" header (if this variable is nil), or | |
647 | be added below it (otherwise)." | |
fc2c2db8 | 648 | :version "21.1" |
16409b0b GM |
649 | :group 'gnus-article-headers |
650 | :type 'boolean) | |
651 | ||
652 | (defcustom gnus-article-mime-match-handle-function 'undisplayed-alternative | |
653 | "Function called with a MIME handle as the argument. | |
654 | This is meant for people who want to view first matched part. | |
655 | For `undisplayed-alternative' (default), the first undisplayed | |
656 | part or alternative part is used. For `undisplayed', the first | |
657 | undisplayed part is used. For a function, the first part which | |
658 | the function return `t' is used. For `nil', the first part is | |
659 | used." | |
fc2c2db8 | 660 | :version "21.1" |
16409b0b GM |
661 | :group 'gnus-article-mime |
662 | :type '(choice | |
663 | (item :tag "first" :value nil) | |
664 | (item :tag "undisplayed" :value undisplayed) | |
665 | (item :tag "undisplayed or alternative" | |
666 | :value undisplayed-alternative) | |
667 | (function))) | |
668 | ||
e0bad764 DL |
669 | (defcustom gnus-mime-action-alist |
670 | '(("save to file" . gnus-mime-save-part) | |
671 | ("display as text" . gnus-mime-inline-part) | |
672 | ("view the part" . gnus-mime-view-part) | |
673 | ("pipe to command" . gnus-mime-pipe-part) | |
674 | ("toggle display" . gnus-article-press-button) | |
675 | ("view as type" . gnus-mime-view-part-as-type) | |
676 | ("internalize type" . gnus-mime-internalize-part) | |
677 | ("externalize type" . gnus-mime-externalize-part)) | |
678 | "An alist of actions that run on the MIME attachment." | |
fc2c2db8 | 679 | :version "21.1" |
e0bad764 DL |
680 | :group 'gnus-article-mime |
681 | :type '(repeat (cons (string :tag "name") | |
682 | (function)))) | |
683 | ||
16409b0b GM |
684 | ;;; |
685 | ;;; The treatment variables | |
686 | ;;; | |
687 | ||
688 | (defvar gnus-part-display-hook nil | |
689 | "Hook called on parts that are to receive treatment.") | |
690 | ||
691 | (defvar gnus-article-treat-custom | |
692 | '(choice (const :tag "Off" nil) | |
693 | (const :tag "On" t) | |
694 | (const :tag "Header" head) | |
695 | (const :tag "Last" last) | |
696 | (integer :tag "Less") | |
697 | (repeat :tag "Groups" regexp) | |
698 | (sexp :tag "Predicate"))) | |
699 | ||
700 | (defvar gnus-article-treat-head-custom | |
701 | '(choice (const :tag "Off" nil) | |
702 | (const :tag "Header" head))) | |
703 | ||
704 | (defvar gnus-article-treat-types '("text/plain") | |
705 | "Parts to treat.") | |
706 | ||
707 | (defvar gnus-inhibit-treatment nil | |
708 | "Whether to inhibit treatment.") | |
709 | ||
710 | (defcustom gnus-treat-highlight-signature '(or last (typep "text/x-vcard")) | |
711 | "Highlight the signature. | |
712 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
713 | See the manual for details." | |
714 | :group 'gnus-article-treat | |
715 | :type gnus-article-treat-custom) | |
716 | (put 'gnus-treat-highlight-signature 'highlight t) | |
717 | ||
718 | (defcustom gnus-treat-buttonize 100000 | |
719 | "Add buttons. | |
720 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
721 | See the manual for details." | |
722 | :group 'gnus-article-treat | |
723 | :type gnus-article-treat-custom) | |
724 | (put 'gnus-treat-buttonize 'highlight t) | |
725 | ||
726 | (defcustom gnus-treat-buttonize-head 'head | |
727 | "Add buttons to the head. | |
728 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
729 | See the manual for details." | |
730 | :group 'gnus-article-treat | |
731 | :type gnus-article-treat-head-custom) | |
732 | (put 'gnus-treat-buttonize-head 'highlight t) | |
733 | ||
734 | (defcustom gnus-treat-emphasize 50000 | |
735 | "Emphasize text. | |
736 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
737 | See the manual for details." | |
738 | :group 'gnus-article-treat | |
739 | :type gnus-article-treat-custom) | |
740 | (put 'gnus-treat-emphasize 'highlight t) | |
741 | ||
742 | (defcustom gnus-treat-strip-cr nil | |
743 | "Remove carriage returns. | |
744 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
745 | See the manual for details." | |
746 | :group 'gnus-article-treat | |
747 | :type gnus-article-treat-custom) | |
748 | ||
749 | (defcustom gnus-treat-hide-headers 'head | |
750 | "Hide headers. | |
751 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
752 | See the manual for details." | |
753 | :group 'gnus-article-treat | |
754 | :type gnus-article-treat-head-custom) | |
755 | ||
756 | (defcustom gnus-treat-hide-boring-headers nil | |
757 | "Hide boring headers. | |
758 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
759 | See the manual for details." | |
760 | :group 'gnus-article-treat | |
761 | :type gnus-article-treat-head-custom) | |
762 | ||
763 | (defcustom gnus-treat-hide-signature nil | |
764 | "Hide the signature. | |
765 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
766 | See the manual for details." | |
767 | :group 'gnus-article-treat | |
768 | :type gnus-article-treat-custom) | |
769 | ||
770 | (defcustom gnus-treat-fill-article nil | |
771 | "Fill the article. | |
772 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
773 | See the manual for details." | |
774 | :group 'gnus-article-treat | |
775 | :type gnus-article-treat-custom) | |
776 | ||
777 | (defcustom gnus-treat-hide-citation nil | |
778 | "Hide cited text. | |
779 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
780 | See the manual for details." | |
781 | :group 'gnus-article-treat | |
782 | :type gnus-article-treat-custom) | |
783 | ||
e0bad764 DL |
784 | (defcustom gnus-treat-hide-citation-maybe nil |
785 | "Hide cited text. | |
786 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
787 | See the manual for details." | |
788 | :group 'gnus-article-treat | |
789 | :type gnus-article-treat-custom) | |
790 | ||
16409b0b GM |
791 | (defcustom gnus-treat-strip-list-identifiers 'head |
792 | "Strip list identifiers from `gnus-list-identifiers`. | |
793 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
794 | See the manual for details." | |
fc2c2db8 | 795 | :version "21.1" |
16409b0b GM |
796 | :group 'gnus-article-treat |
797 | :type gnus-article-treat-custom) | |
798 | ||
799 | (defcustom gnus-treat-strip-pgp t | |
800 | "Strip PGP signatures. | |
801 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
802 | See the manual for details." | |
803 | :group 'gnus-article-treat | |
804 | :type gnus-article-treat-custom) | |
805 | ||
806 | (defcustom gnus-treat-strip-pem nil | |
807 | "Strip PEM signatures. | |
808 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
809 | See the manual for details." | |
810 | :group 'gnus-article-treat | |
811 | :type gnus-article-treat-custom) | |
812 | ||
813 | (defcustom gnus-treat-strip-banner t | |
814 | "Strip banners from articles. | |
815 | The banner to be stripped is specified in the `banner' group parameter. | |
816 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
817 | See the manual for details." | |
818 | :group 'gnus-article-treat | |
819 | :type gnus-article-treat-custom) | |
820 | ||
821 | (defcustom gnus-treat-highlight-headers 'head | |
822 | "Highlight the headers. | |
823 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
824 | See the manual for details." | |
825 | :group 'gnus-article-treat | |
826 | :type gnus-article-treat-head-custom) | |
827 | (put 'gnus-treat-highlight-headers 'highlight t) | |
828 | ||
829 | (defcustom gnus-treat-highlight-citation t | |
830 | "Highlight cited text. | |
831 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
832 | See the manual for details." | |
833 | :group 'gnus-article-treat | |
834 | :type gnus-article-treat-custom) | |
835 | (put 'gnus-treat-highlight-citation 'highlight t) | |
836 | ||
837 | (defcustom gnus-treat-date-ut nil | |
838 | "Display the Date in UT (GMT). | |
839 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
840 | See the manual for details." | |
841 | :group 'gnus-article-treat | |
842 | :type gnus-article-treat-head-custom) | |
843 | ||
844 | (defcustom gnus-treat-date-local nil | |
845 | "Display the Date in the local timezone. | |
846 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
847 | See the manual for details." | |
848 | :group 'gnus-article-treat | |
849 | :type gnus-article-treat-head-custom) | |
850 | ||
851 | (defcustom gnus-treat-date-lapsed nil | |
852 | "Display the Date header in a way that says how much time has elapsed. | |
853 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
854 | See the manual for details." | |
855 | :group 'gnus-article-treat | |
856 | :type gnus-article-treat-head-custom) | |
857 | ||
858 | (defcustom gnus-treat-date-original nil | |
859 | "Display the date in the original timezone. | |
860 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
861 | See the manual for details." | |
862 | :group 'gnus-article-treat | |
863 | :type gnus-article-treat-head-custom) | |
864 | ||
865 | (defcustom gnus-treat-date-iso8601 nil | |
866 | "Display the date in the ISO8601 format. | |
867 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
868 | See the manual for details." | |
fc2c2db8 | 869 | :version "21.1" |
16409b0b GM |
870 | :group 'gnus-article-treat |
871 | :type gnus-article-treat-head-custom) | |
872 | ||
873 | (defcustom gnus-treat-date-user-defined nil | |
874 | "Display the date in a user-defined format. | |
875 | The format is defined by the `gnus-article-time-format' variable. | |
876 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
877 | See the manual for details." | |
878 | :group 'gnus-article-treat | |
879 | :type gnus-article-treat-head-custom) | |
880 | ||
881 | (defcustom gnus-treat-strip-headers-in-body t | |
882 | "Strip the X-No-Archive header line from the beginning of the body. | |
883 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
884 | See the manual for details." | |
fc2c2db8 | 885 | :version "21.1" |
16409b0b GM |
886 | :group 'gnus-article-treat |
887 | :type gnus-article-treat-custom) | |
888 | ||
889 | (defcustom gnus-treat-strip-trailing-blank-lines nil | |
890 | "Strip trailing blank lines. | |
891 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
892 | See the manual for details." | |
893 | :group 'gnus-article-treat | |
894 | :type gnus-article-treat-custom) | |
895 | ||
896 | (defcustom gnus-treat-strip-leading-blank-lines nil | |
897 | "Strip leading blank lines. | |
898 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
899 | See the manual for details." | |
900 | :group 'gnus-article-treat | |
901 | :type gnus-article-treat-custom) | |
902 | ||
903 | (defcustom gnus-treat-strip-multiple-blank-lines nil | |
904 | "Strip multiple blank lines. | |
905 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
906 | See the manual for details." | |
907 | :group 'gnus-article-treat | |
908 | :type gnus-article-treat-custom) | |
909 | ||
910 | (defcustom gnus-treat-overstrike t | |
911 | "Treat overstrike highlighting. | |
912 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
913 | See the manual for details." | |
914 | :group 'gnus-article-treat | |
915 | :type gnus-article-treat-custom) | |
916 | (put 'gnus-treat-overstrike 'highlight t) | |
917 | ||
8b93df01 DL |
918 | (defcustom gnus-treat-display-xface |
919 | (and (or (and (fboundp 'image-type-available-p) | |
e0bad764 DL |
920 | (image-type-available-p 'xbm) |
921 | (string-match "^0x" (shell-command-to-string "uncompface"))) | |
4ddf0e64 | 922 | (and (featurep 'xemacs) (featurep 'xface))) |
8b93df01 | 923 | 'head) |
16409b0b GM |
924 | "Display X-Face headers. |
925 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
926 | See the manual for details." | |
927 | :group 'gnus-article-treat | |
928 | :type gnus-article-treat-head-custom) | |
929 | (put 'gnus-treat-display-xface 'highlight t) | |
930 | ||
e0bad764 DL |
931 | (defcustom gnus-treat-display-smileys |
932 | (if (or (and (featurep 'xemacs) | |
933 | (featurep 'xpm)) | |
934 | (and (fboundp 'image-type-available-p) | |
935 | (image-type-available-p 'pbm))) | |
936 | t nil) | |
16409b0b GM |
937 | "Display smileys. |
938 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
939 | See the manual for details." | |
940 | :group 'gnus-article-treat | |
941 | :type gnus-article-treat-custom) | |
942 | (put 'gnus-treat-display-smileys 'highlight t) | |
943 | ||
4ddf0e64 | 944 | (defcustom gnus-treat-display-picons (if (featurep 'xemacs) 'head nil) |
16409b0b GM |
945 | "Display picons. |
946 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
947 | See the manual for details." | |
948 | :group 'gnus-article-treat | |
949 | :type gnus-article-treat-head-custom) | |
950 | (put 'gnus-treat-display-picons 'highlight t) | |
951 | ||
952 | (defcustom gnus-treat-capitalize-sentences nil | |
953 | "Capitalize sentence-starting words. | |
954 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
955 | See the manual for details." | |
fc2c2db8 | 956 | :version "21.1" |
16409b0b GM |
957 | :group 'gnus-article-treat |
958 | :type gnus-article-treat-custom) | |
959 | ||
960 | (defcustom gnus-treat-fill-long-lines nil | |
961 | "Fill long lines. | |
962 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
963 | See the manual for details." | |
964 | :group 'gnus-article-treat | |
965 | :type gnus-article-treat-custom) | |
966 | ||
967 | (defcustom gnus-treat-play-sounds nil | |
968 | "Play sounds. | |
969 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
970 | See the manual for details." | |
fc2c2db8 | 971 | :version "21.1" |
16409b0b GM |
972 | :group 'gnus-article-treat |
973 | :type gnus-article-treat-custom) | |
974 | ||
975 | (defcustom gnus-treat-translate nil | |
976 | "Translate articles from one language to another. | |
977 | Valid values are nil, t, `head', `last', an integer or a predicate. | |
978 | See the manual for details." | |
fc2c2db8 | 979 | :version "21.1" |
16409b0b GM |
980 | :group 'gnus-article-treat |
981 | :type gnus-article-treat-custom) | |
982 | ||
eec82323 LMI |
983 | ;;; Internal variables |
984 | ||
16409b0b GM |
985 | (defvar article-goto-body-goes-to-point-min-p nil) |
986 | (defvar gnus-article-wash-types nil) | |
987 | (defvar gnus-article-emphasis-alist nil) | |
988 | ||
989 | (defvar gnus-article-mime-handle-alist-1 nil) | |
990 | (defvar gnus-treatment-function-alist | |
991 | '((gnus-treat-strip-banner gnus-article-strip-banner) | |
992 | (gnus-treat-strip-headers-in-body gnus-article-strip-headers-in-body) | |
993 | (gnus-treat-highlight-signature gnus-article-highlight-signature) | |
994 | (gnus-treat-buttonize gnus-article-add-buttons) | |
995 | (gnus-treat-fill-article gnus-article-fill-cited-article) | |
996 | (gnus-treat-fill-long-lines gnus-article-fill-long-lines) | |
997 | (gnus-treat-strip-cr gnus-article-remove-cr) | |
998 | (gnus-treat-emphasize gnus-article-emphasize) | |
999 | (gnus-treat-display-xface gnus-article-display-x-face) | |
1000 | (gnus-treat-hide-headers gnus-article-maybe-hide-headers) | |
1001 | (gnus-treat-hide-boring-headers gnus-article-hide-boring-headers) | |
1002 | (gnus-treat-hide-signature gnus-article-hide-signature) | |
1003 | (gnus-treat-hide-citation gnus-article-hide-citation) | |
e0bad764 | 1004 | (gnus-treat-hide-citation-maybe gnus-article-hide-citation-maybe) |
16409b0b GM |
1005 | (gnus-treat-strip-list-identifiers gnus-article-hide-list-identifiers) |
1006 | (gnus-treat-strip-pgp gnus-article-hide-pgp) | |
1007 | (gnus-treat-strip-pem gnus-article-hide-pem) | |
1008 | (gnus-treat-highlight-headers gnus-article-highlight-headers) | |
1009 | (gnus-treat-highlight-citation gnus-article-highlight-citation) | |
1010 | (gnus-treat-highlight-signature gnus-article-highlight-signature) | |
1011 | (gnus-treat-date-ut gnus-article-date-ut) | |
1012 | (gnus-treat-date-local gnus-article-date-local) | |
1013 | (gnus-treat-date-lapsed gnus-article-date-lapsed) | |
1014 | (gnus-treat-date-original gnus-article-date-original) | |
1015 | (gnus-treat-date-user-defined gnus-article-date-user) | |
1016 | (gnus-treat-date-iso8601 gnus-article-date-iso8601) | |
1017 | (gnus-treat-strip-trailing-blank-lines | |
1018 | gnus-article-remove-trailing-blank-lines) | |
1019 | (gnus-treat-strip-leading-blank-lines | |
1020 | gnus-article-strip-leading-blank-lines) | |
1021 | (gnus-treat-strip-multiple-blank-lines | |
1022 | gnus-article-strip-multiple-blank-lines) | |
1023 | (gnus-treat-overstrike gnus-article-treat-overstrike) | |
1024 | (gnus-treat-buttonize-head gnus-article-add-buttons-to-head) | |
1025 | (gnus-treat-display-smileys gnus-smiley-display) | |
1026 | (gnus-treat-capitalize-sentences gnus-article-capitalize-sentences) | |
1027 | (gnus-treat-display-picons gnus-article-display-picons) | |
1028 | (gnus-treat-play-sounds gnus-earcon-display))) | |
1029 | ||
1030 | (defvar gnus-article-mime-handle-alist nil) | |
6748645f LMI |
1031 | (defvar article-lapsed-timer nil) |
1032 | (defvar gnus-article-current-summary nil) | |
1033 | ||
eec82323 LMI |
1034 | (defvar gnus-article-mode-syntax-table |
1035 | (let ((table (copy-syntax-table text-mode-syntax-table))) | |
1036 | (modify-syntax-entry ?- "w" table) | |
1037 | (modify-syntax-entry ?> ")" table) | |
1038 | (modify-syntax-entry ?< "(" table) | |
1039 | table) | |
1040 | "Syntax table used in article mode buffers. | |
1041 | Initialized from `text-mode-syntax-table.") | |
1042 | ||
1043 | (defvar gnus-save-article-buffer nil) | |
1044 | ||
1045 | (defvar gnus-article-mode-line-format-alist | |
16409b0b GM |
1046 | (nconc '((?w (gnus-article-wash-status) ?s) |
1047 | (?m (gnus-article-mime-part-status) ?s)) | |
6748645f | 1048 | gnus-summary-mode-line-format-alist)) |
eec82323 LMI |
1049 | |
1050 | (defvar gnus-number-of-articles-to-be-saved nil) | |
1051 | ||
1052 | (defvar gnus-inhibit-hiding nil) | |
1053 | ||
1054 | (defsubst gnus-article-hide-text (b e props) | |
1055 | "Set text PROPS on the B to E region, extending `intangible' 1 past B." | |
1056 | (add-text-properties b e props) | |
1057 | (when (memq 'intangible props) | |
1058 | (put-text-property | |
1059 | (max (1- b) (point-min)) | |
1060 | b 'intangible (cddr (memq 'intangible props))))) | |
eec82323 LMI |
1061 | (defsubst gnus-article-unhide-text (b e) |
1062 | "Remove hidden text properties from region between B and E." | |
1063 | (remove-text-properties b e gnus-hidden-properties) | |
1064 | (when (memq 'intangible gnus-hidden-properties) | |
1065 | (put-text-property (max (1- b) (point-min)) | |
1066 | b 'intangible nil))) | |
1067 | ||
1068 | (defun gnus-article-hide-text-type (b e type) | |
1069 | "Hide text of TYPE between B and E." | |
16409b0b | 1070 | (push type gnus-article-wash-types) |
eec82323 LMI |
1071 | (gnus-article-hide-text |
1072 | b e (cons 'article-type (cons type gnus-hidden-properties)))) | |
1073 | ||
1074 | (defun gnus-article-unhide-text-type (b e type) | |
6748645f | 1075 | "Unhide text of TYPE between B and E." |
16409b0b GM |
1076 | (setq gnus-article-wash-types |
1077 | (delq type gnus-article-wash-types)) | |
eec82323 LMI |
1078 | (remove-text-properties |
1079 | b e (cons 'article-type (cons type gnus-hidden-properties))) | |
1080 | (when (memq 'intangible gnus-hidden-properties) | |
1081 | (put-text-property (max (1- b) (point-min)) | |
1082 | b 'intangible nil))) | |
1083 | ||
1084 | (defun gnus-article-hide-text-of-type (type) | |
1085 | "Hide text of TYPE in the current buffer." | |
1086 | (save-excursion | |
1087 | (let ((b (point-min)) | |
1088 | (e (point-max))) | |
1089 | (while (setq b (text-property-any b e 'article-type type)) | |
1090 | (add-text-properties b (incf b) gnus-hidden-properties))))) | |
1091 | ||
1092 | (defun gnus-article-delete-text-of-type (type) | |
1093 | "Delete text of TYPE in the current buffer." | |
1094 | (save-excursion | |
a8151ef7 LMI |
1095 | (let ((b (point-min))) |
1096 | (while (setq b (text-property-any b (point-max) 'article-type type)) | |
1097 | (delete-region | |
1098 | b (or (text-property-not-all b (point-max) 'article-type type) | |
1099 | (point-max))))))) | |
eec82323 LMI |
1100 | |
1101 | (defun gnus-article-delete-invisible-text () | |
1102 | "Delete all invisible text in the current buffer." | |
1103 | (save-excursion | |
a8151ef7 LMI |
1104 | (let ((b (point-min))) |
1105 | (while (setq b (text-property-any b (point-max) 'invisible t)) | |
1106 | (delete-region | |
1107 | b (or (text-property-not-all b (point-max) 'invisible t) | |
1108 | (point-max))))))) | |
eec82323 LMI |
1109 | |
1110 | (defun gnus-article-text-type-exists-p (type) | |
1111 | "Say whether any text of type TYPE exists in the buffer." | |
1112 | (text-property-any (point-min) (point-max) 'article-type type)) | |
1113 | ||
1114 | (defsubst gnus-article-header-rank () | |
1115 | "Give the rank of the string HEADER as given by `gnus-sorted-header-list'." | |
1116 | (let ((list gnus-sorted-header-list) | |
1117 | (i 0)) | |
1118 | (while list | |
1119 | (when (looking-at (car list)) | |
1120 | (setq list nil)) | |
1121 | (setq list (cdr list)) | |
1122 | (incf i)) | |
1123 | i)) | |
1124 | ||
1125 | (defun article-hide-headers (&optional arg delete) | |
16409b0b GM |
1126 | "Hide unwanted headers and possibly sort them as well." |
1127 | (interactive) | |
1128 | ;; This function might be inhibited. | |
1129 | (unless gnus-inhibit-hiding | |
1130 | (save-excursion | |
1131 | (save-restriction | |
1132 | (let ((buffer-read-only nil) | |
1133 | (case-fold-search t) | |
1134 | (max (1+ (length gnus-sorted-header-list))) | |
1135 | (ignored (when (not gnus-visible-headers) | |
1136 | (cond ((stringp gnus-ignored-headers) | |
1137 | gnus-ignored-headers) | |
1138 | ((listp gnus-ignored-headers) | |
1139 | (mapconcat 'identity gnus-ignored-headers | |
1140 | "\\|"))))) | |
1141 | (visible | |
1142 | (cond ((stringp gnus-visible-headers) | |
1143 | gnus-visible-headers) | |
1144 | ((and gnus-visible-headers | |
1145 | (listp gnus-visible-headers)) | |
1146 | (mapconcat 'identity gnus-visible-headers "\\|")))) | |
1147 | (inhibit-point-motion-hooks t) | |
1148 | beg) | |
1149 | ;; First we narrow to just the headers. | |
1150 | (article-narrow-to-head) | |
1151 | ;; Hide any "From " lines at the beginning of (mail) articles. | |
1152 | (while (looking-at "From ") | |
1153 | (forward-line 1)) | |
1154 | (unless (bobp) | |
1155 | (delete-region (point-min) (point))) | |
1156 | ;; Then treat the rest of the header lines. | |
1157 | ;; Then we use the two regular expressions | |
1158 | ;; `gnus-ignored-headers' and `gnus-visible-headers' to | |
1159 | ;; select which header lines is to remain visible in the | |
1160 | ;; article buffer. | |
1161 | (while (re-search-forward "^[^ \t]*:" nil t) | |
1162 | (beginning-of-line) | |
1163 | ;; Mark the rank of the header. | |
1164 | (put-text-property | |
1165 | (point) (1+ (point)) 'message-rank | |
1166 | (if (or (and visible (looking-at visible)) | |
1167 | (and ignored | |
1168 | (not (looking-at ignored)))) | |
1169 | (gnus-article-header-rank) | |
1170 | (+ 2 max))) | |
1171 | (forward-line 1)) | |
1172 | (message-sort-headers-1) | |
1173 | (when (setq beg (text-property-any | |
1174 | (point-min) (point-max) 'message-rank (+ 2 max))) | |
1175 | ;; We delete the unwanted headers. | |
1176 | (push 'headers gnus-article-wash-types) | |
1177 | (add-text-properties (point-min) (+ 5 (point-min)) | |
1178 | '(article-type headers dummy-invisible t)) | |
1179 | (delete-region beg (point-max)))))))) | |
eec82323 LMI |
1180 | |
1181 | (defun article-hide-boring-headers (&optional arg) | |
1182 | "Toggle hiding of headers that aren't very interesting. | |
1183 | If given a negative prefix, always show; if given a positive prefix, | |
1184 | always hide." | |
1185 | (interactive (gnus-article-hidden-arg)) | |
1186 | (when (and (not (gnus-article-check-hidden-text 'boring-headers arg)) | |
1187 | (not gnus-show-all-headers)) | |
1188 | (save-excursion | |
1189 | (save-restriction | |
1190 | (let ((buffer-read-only nil) | |
1191 | (list gnus-boring-article-headers) | |
1192 | (inhibit-point-motion-hooks t) | |
1193 | elem) | |
16409b0b | 1194 | (article-narrow-to-head) |
eec82323 LMI |
1195 | (while list |
1196 | (setq elem (pop list)) | |
1197 | (goto-char (point-min)) | |
1198 | (cond | |
1199 | ;; Hide empty headers. | |
1200 | ((eq elem 'empty) | |
16409b0b | 1201 | (while (re-search-forward "^[^: \t]+:[ \t]*\n[^ \t]" nil t) |
eec82323 LMI |
1202 | (forward-line -1) |
1203 | (gnus-article-hide-text-type | |
1204 | (progn (beginning-of-line) (point)) | |
1205 | (progn | |
1206 | (end-of-line) | |
1207 | (if (re-search-forward "^[^ \t]" nil t) | |
1208 | (match-beginning 0) | |
1209 | (point-max))) | |
1210 | 'boring-headers))) | |
1211 | ;; Hide boring Newsgroups header. | |
1212 | ((eq elem 'newsgroups) | |
1213 | (when (equal (gnus-fetch-field "newsgroups") | |
1214 | (gnus-group-real-name | |
1215 | (if (boundp 'gnus-newsgroup-name) | |
1216 | gnus-newsgroup-name | |
1217 | ""))) | |
1218 | (gnus-article-hide-header "newsgroups"))) | |
1219 | ((eq elem 'followup-to) | |
1220 | (when (equal (message-fetch-field "followup-to") | |
1221 | (message-fetch-field "newsgroups")) | |
1222 | (gnus-article-hide-header "followup-to"))) | |
1223 | ((eq elem 'reply-to) | |
1224 | (let ((from (message-fetch-field "from")) | |
1225 | (reply-to (message-fetch-field "reply-to"))) | |
1226 | (when (and | |
1227 | from reply-to | |
1228 | (ignore-errors | |
1229 | (equal | |
1230 | (nth 1 (mail-extract-address-components from)) | |
1231 | (nth 1 (mail-extract-address-components reply-to))))) | |
1232 | (gnus-article-hide-header "reply-to")))) | |
1233 | ((eq elem 'date) | |
1234 | (let ((date (message-fetch-field "date"))) | |
1235 | (when (and date | |
16409b0b | 1236 | (< (days-between (current-time-string) date) |
eec82323 | 1237 | 4)) |
6748645f LMI |
1238 | (gnus-article-hide-header "date")))) |
1239 | ((eq elem 'long-to) | |
16409b0b GM |
1240 | (let ((to (message-fetch-field "to")) |
1241 | (cc (message-fetch-field "cc"))) | |
6748645f | 1242 | (when (> (length to) 1024) |
16409b0b GM |
1243 | (gnus-article-hide-header "to")) |
1244 | (when (> (length cc) 1024) | |
1245 | (gnus-article-hide-header "cc")))) | |
6748645f | 1246 | ((eq elem 'many-to) |
16409b0b GM |
1247 | (let ((to-count 0) |
1248 | (cc-count 0)) | |
6748645f LMI |
1249 | (goto-char (point-min)) |
1250 | (while (re-search-forward "^to:" nil t) | |
1251 | (setq to-count (1+ to-count))) | |
1252 | (when (> to-count 1) | |
1253 | (while (> to-count 0) | |
1254 | (goto-char (point-min)) | |
1255 | (save-restriction | |
1256 | (re-search-forward "^to:" nil nil to-count) | |
1257 | (forward-line -1) | |
1258 | (narrow-to-region (point) (point-max)) | |
1259 | (gnus-article-hide-header "to")) | |
16409b0b GM |
1260 | (setq to-count (1- to-count)))) |
1261 | (goto-char (point-min)) | |
1262 | (while (re-search-forward "^cc:" nil t) | |
1263 | (setq cc-count (1+ cc-count))) | |
1264 | (when (> cc-count 1) | |
1265 | (while (> cc-count 0) | |
1266 | (goto-char (point-min)) | |
1267 | (save-restriction | |
1268 | (re-search-forward "^cc:" nil nil cc-count) | |
1269 | (forward-line -1) | |
1270 | (narrow-to-region (point) (point-max)) | |
1271 | (gnus-article-hide-header "cc")) | |
1272 | (setq cc-count (1- cc-count))))))))))))) | |
eec82323 LMI |
1273 | |
1274 | (defun gnus-article-hide-header (header) | |
1275 | (save-excursion | |
1276 | (goto-char (point-min)) | |
1277 | (when (re-search-forward (concat "^" header ":") nil t) | |
1278 | (gnus-article-hide-text-type | |
1279 | (progn (beginning-of-line) (point)) | |
1280 | (progn | |
1281 | (end-of-line) | |
1282 | (if (re-search-forward "^[^ \t]" nil t) | |
1283 | (match-beginning 0) | |
1284 | (point-max))) | |
1285 | 'boring-headers)))) | |
1286 | ||
16409b0b GM |
1287 | (defvar gnus-article-normalized-header-length 40 |
1288 | "Length of normalized headers.") | |
1289 | ||
1290 | (defun article-normalize-headers () | |
1291 | "Make all header lines 40 characters long." | |
1292 | (interactive) | |
1293 | (let ((buffer-read-only nil) | |
1294 | column) | |
1295 | (save-excursion | |
1296 | (save-restriction | |
1297 | (article-narrow-to-head) | |
1298 | (while (not (eobp)) | |
1299 | (cond | |
1300 | ((< (setq column (- (gnus-point-at-eol) (point))) | |
1301 | gnus-article-normalized-header-length) | |
1302 | (end-of-line) | |
1303 | (insert (make-string | |
1304 | (- gnus-article-normalized-header-length column) | |
1305 | ? ))) | |
1306 | ((> column gnus-article-normalized-header-length) | |
1307 | (gnus-put-text-property | |
1308 | (progn | |
1309 | (forward-char gnus-article-normalized-header-length) | |
1310 | (point)) | |
1311 | (gnus-point-at-eol) | |
1312 | 'invisible t)) | |
1313 | (t | |
1314 | ;; Do nothing. | |
1315 | )) | |
1316 | (forward-line 1)))))) | |
1317 | ||
6748645f | 1318 | (defun article-treat-dumbquotes () |
16409b0b GM |
1319 | "Translate M******** sm*rtq**t*s into proper text. |
1320 | Note that this function guesses whether a character is a sm*rtq**t* or | |
1321 | not, so it should only be used interactively." | |
6748645f | 1322 | (interactive) |
16409b0b | 1323 | (article-translate-strings gnus-article-dumbquotes-map)) |
6748645f LMI |
1324 | |
1325 | (defun article-translate-characters (from to) | |
1326 | "Translate all characters in the body of the article according to FROM and TO. | |
1327 | FROM is a string of characters to translate from; to is a string of | |
1328 | characters to translate to." | |
1329 | (save-excursion | |
16409b0b | 1330 | (when (article-goto-body) |
6748645f LMI |
1331 | (let ((buffer-read-only nil) |
1332 | (x (make-string 225 ?x)) | |
1333 | (i -1)) | |
1334 | (while (< (incf i) (length x)) | |
1335 | (aset x i i)) | |
1336 | (setq i 0) | |
1337 | (while (< i (length from)) | |
1338 | (aset x (aref from i) (aref to i)) | |
1339 | (incf i)) | |
1340 | (translate-region (point) (point-max) x))))) | |
1341 | ||
16409b0b GM |
1342 | (defun article-translate-strings (map) |
1343 | "Translate all string in the body of the article according to MAP. | |
1344 | MAP is an alist where the elements are on the form (\"from\" \"to\")." | |
1345 | (save-excursion | |
1346 | (when (article-goto-body) | |
1347 | (let ((buffer-read-only nil) | |
1348 | elem) | |
1349 | (while (setq elem (pop map)) | |
1350 | (save-excursion | |
1351 | (while (search-forward (car elem) nil t) | |
1352 | (replace-match (cadr elem))))))))) | |
1353 | ||
eec82323 LMI |
1354 | (defun article-treat-overstrike () |
1355 | "Translate overstrikes into bold text." | |
1356 | (interactive) | |
1357 | (save-excursion | |
16409b0b | 1358 | (when (article-goto-body) |
eec82323 LMI |
1359 | (let ((buffer-read-only nil)) |
1360 | (while (search-forward "\b" nil t) | |
16409b0b | 1361 | (let ((next (char-after)) |
eec82323 LMI |
1362 | (previous (char-after (- (point) 2)))) |
1363 | ;; We do the boldification/underlining by hiding the | |
1364 | ;; overstrikes and putting the proper text property | |
1365 | ;; on the letters. | |
1366 | (cond | |
1367 | ((eq next previous) | |
1368 | (gnus-article-hide-text-type (- (point) 2) (point) 'overstrike) | |
1369 | (put-text-property (point) (1+ (point)) 'face 'bold)) | |
1370 | ((eq next ?_) | |
1371 | (gnus-article-hide-text-type | |
1372 | (1- (point)) (1+ (point)) 'overstrike) | |
1373 | (put-text-property | |
1374 | (- (point) 2) (1- (point)) 'face 'underline)) | |
1375 | ((eq previous ?_) | |
1376 | (gnus-article-hide-text-type (- (point) 2) (point) 'overstrike) | |
1377 | (put-text-property | |
1378 | (point) (1+ (point)) 'face 'underline))))))))) | |
1379 | ||
16409b0b GM |
1380 | (defun article-fill-long-lines () |
1381 | "Fill lines that are wider than the window width." | |
eec82323 LMI |
1382 | (interactive) |
1383 | (save-excursion | |
16409b0b GM |
1384 | (let ((buffer-read-only nil) |
1385 | (width (window-width (get-buffer-window (current-buffer))))) | |
1386 | (save-restriction | |
1387 | (article-goto-body) | |
1388 | (let ((adaptive-fill-mode nil)) | |
1389 | (while (not (eobp)) | |
1390 | (end-of-line) | |
1391 | (when (>= (current-column) (min fill-column width)) | |
1392 | (narrow-to-region (point) (gnus-point-at-bol)) | |
1393 | (fill-paragraph nil) | |
1394 | (goto-char (point-max)) | |
1395 | (widen)) | |
1396 | (forward-line 1))))))) | |
1397 | ||
1398 | (defun article-capitalize-sentences () | |
1399 | "Capitalize the first word in each sentence." | |
1400 | (interactive) | |
1401 | (save-excursion | |
1402 | (let ((buffer-read-only nil) | |
1403 | (paragraph-start "^[\n\^L]")) | |
1404 | (article-goto-body) | |
1405 | (while (not (eobp)) | |
1406 | (capitalize-word 1) | |
1407 | (forward-sentence))))) | |
eec82323 LMI |
1408 | |
1409 | (defun article-remove-cr () | |
16409b0b | 1410 | "Remove trailing CRs and then translate remaining CRs into LFs." |
eec82323 LMI |
1411 | (interactive) |
1412 | (save-excursion | |
1413 | (let ((buffer-read-only nil)) | |
1414 | (goto-char (point-min)) | |
16409b0b GM |
1415 | (while (re-search-forward "\r+$" nil t) |
1416 | (replace-match "" t t)) | |
1417 | (goto-char (point-min)) | |
eec82323 | 1418 | (while (search-forward "\r" nil t) |
16409b0b | 1419 | (replace-match "\n" t t))))) |
eec82323 LMI |
1420 | |
1421 | (defun article-remove-trailing-blank-lines () | |
1422 | "Remove all trailing blank lines from the article." | |
1423 | (interactive) | |
1424 | (save-excursion | |
1425 | (let ((buffer-read-only nil)) | |
1426 | (goto-char (point-max)) | |
1427 | (delete-region | |
1428 | (point) | |
1429 | (progn | |
1430 | (while (and (not (bobp)) | |
16409b0b GM |
1431 | (looking-at "^[ \t]*$") |
1432 | (not (gnus-annotation-in-region-p | |
1433 | (point) (gnus-point-at-eol)))) | |
eec82323 LMI |
1434 | (forward-line -1)) |
1435 | (forward-line 1) | |
1436 | (point)))))) | |
1437 | ||
1438 | (defun article-display-x-face (&optional force) | |
1439 | "Look for an X-Face header and display it if present." | |
1440 | (interactive (list 'force)) | |
1441 | (save-excursion | |
1442 | ;; Delete the old process, if any. | |
1443 | (when (process-status "article-x-face") | |
1444 | (delete-process "article-x-face")) | |
1445 | (let ((inhibit-point-motion-hooks t) | |
6748645f LMI |
1446 | (case-fold-search t) |
1447 | from last) | |
eec82323 | 1448 | (save-restriction |
16409b0b GM |
1449 | (article-narrow-to-head) |
1450 | (goto-char (point-min)) | |
eec82323 LMI |
1451 | (setq from (message-fetch-field "from")) |
1452 | (goto-char (point-min)) | |
a8151ef7 | 1453 | (while (and gnus-article-x-face-command |
6748645f | 1454 | (not last) |
a8151ef7 LMI |
1455 | (or force |
1456 | ;; Check whether this face is censored. | |
1457 | (not gnus-article-x-face-too-ugly) | |
1458 | (and gnus-article-x-face-too-ugly from | |
1459 | (not (string-match gnus-article-x-face-too-ugly | |
1460 | from)))) | |
1461 | ;; Has to be present. | |
1462 | (re-search-forward "^X-Face: " nil t)) | |
6748645f LMI |
1463 | ;; This used to try to do multiple faces (`while' instead of |
1464 | ;; `when' above), but (a) sending multiple EOFs to xv doesn't | |
1465 | ;; work (b) it can crash some versions of Emacs (c) are | |
1466 | ;; multiple faces really something to encourage? | |
1467 | (when (stringp gnus-article-x-face-command) | |
1468 | (setq last t)) | |
eec82323 | 1469 | ;; We now have the area of the buffer where the X-Face is stored. |
a8151ef7 LMI |
1470 | (save-excursion |
1471 | (let ((beg (point)) | |
1472 | (end (1- (re-search-forward "^\\($\\|[^ \t]\\)" nil t)))) | |
1473 | ;; We display the face. | |
1474 | (if (symbolp gnus-article-x-face-command) | |
1475 | ;; The command is a lisp function, so we call it. | |
1476 | (if (gnus-functionp gnus-article-x-face-command) | |
1477 | (funcall gnus-article-x-face-command beg end) | |
1478 | (error "%s is not a function" gnus-article-x-face-command)) | |
1479 | ;; The command is a string, so we interpret the command | |
1480 | ;; as a, well, command, and fork it off. | |
1481 | (let ((process-connection-type nil)) | |
1482 | (process-kill-without-query | |
1483 | (start-process | |
1484 | "article-x-face" nil shell-file-name shell-command-switch | |
1485 | gnus-article-x-face-command)) | |
1486 | (process-send-region "article-x-face" beg end) | |
1487 | (process-send-eof "article-x-face")))))))))) | |
1488 | ||
16409b0b GM |
1489 | (defun article-decode-mime-words () |
1490 | "Decode all MIME-encoded words in the article." | |
1491 | (interactive) | |
1492 | (save-excursion | |
1493 | (set-buffer gnus-article-buffer) | |
1494 | (let ((inhibit-point-motion-hooks t) | |
1495 | buffer-read-only | |
1496 | (mail-parse-charset gnus-newsgroup-charset) | |
1497 | (mail-parse-ignored-charsets | |
1498 | (save-excursion (set-buffer gnus-summary-buffer) | |
1499 | gnus-newsgroup-ignored-charsets))) | |
1500 | (mail-decode-encoded-word-region (point-min) (point-max))))) | |
1501 | ||
1502 | (defun article-decode-charset (&optional prompt) | |
1503 | "Decode charset-encoded text in the article. | |
1504 | If PROMPT (the prefix), prompt for a coding system to use." | |
1505 | (interactive "P") | |
1506 | (let ((inhibit-point-motion-hooks t) (case-fold-search t) | |
1507 | buffer-read-only | |
1508 | (mail-parse-charset gnus-newsgroup-charset) | |
1509 | (mail-parse-ignored-charsets | |
1510 | (save-excursion (condition-case nil | |
1511 | (set-buffer gnus-summary-buffer) | |
1512 | (error)) | |
1513 | gnus-newsgroup-ignored-charsets)) | |
1514 | ct cte ctl charset format) | |
1515 | (save-excursion | |
eec82323 | 1516 | (save-restriction |
16409b0b GM |
1517 | (article-narrow-to-head) |
1518 | (setq ct (message-fetch-field "Content-Type" t) | |
1519 | cte (message-fetch-field "Content-Transfer-Encoding" t) | |
1520 | ctl (and ct (ignore-errors | |
1521 | (mail-header-parse-content-type ct))) | |
1522 | charset (cond | |
1523 | (prompt | |
1524 | (mm-read-coding-system "Charset to decode: ")) | |
1525 | (ctl | |
1526 | (mail-content-type-get ctl 'charset))) | |
1527 | format (and ctl (mail-content-type-get ctl 'format))) | |
1528 | (when cte | |
1529 | (setq cte (mail-header-strip cte))) | |
1530 | (if (and ctl (not (string-match "/" (car ctl)))) | |
1531 | (setq ctl nil)) | |
1532 | (goto-char (point-max))) | |
1533 | (forward-line 1) | |
1534 | (save-restriction | |
1535 | (narrow-to-region (point) (point-max)) | |
1536 | (when (and (eq mail-parse-charset 'gnus-decoded) | |
1537 | (eq (mm-body-7-or-8) '8bit)) | |
1538 | ;; The text code could have been decoded. | |
1539 | (setq charset mail-parse-charset)) | |
1540 | (when (and (or (not ctl) | |
1541 | (equal (car ctl) "text/plain")) | |
1542 | (not format)) ;; article with format will decode later. | |
1543 | (mm-decode-body | |
1544 | charset (and cte (intern (downcase | |
1545 | (gnus-strip-whitespace cte)))) | |
1546 | (car ctl))))))) | |
1547 | ||
1548 | (defun article-decode-encoded-words () | |
1549 | "Remove encoded-word encoding from headers." | |
1550 | (let ((inhibit-point-motion-hooks t) | |
1551 | (mail-parse-charset gnus-newsgroup-charset) | |
1552 | (mail-parse-ignored-charsets | |
1553 | (save-excursion (condition-case nil | |
1554 | (set-buffer gnus-summary-buffer) | |
1555 | (error)) | |
1556 | gnus-newsgroup-ignored-charsets)) | |
1557 | buffer-read-only) | |
1558 | (save-restriction | |
1559 | (article-narrow-to-head) | |
1560 | (funcall gnus-decode-header-function (point-min) (point-max))))) | |
eec82323 LMI |
1561 | |
1562 | (defun article-de-quoted-unreadable (&optional force) | |
16409b0b | 1563 | "Translate a quoted-printable-encoded article. |
eec82323 LMI |
1564 | If FORCE, decode the article whether it is marked as quoted-printable |
1565 | or not." | |
1566 | (interactive (list 'force)) | |
1567 | (save-excursion | |
8b93df01 DL |
1568 | (let ((buffer-read-only nil) type charset) |
1569 | (if (gnus-buffer-live-p gnus-original-article-buffer) | |
1570 | (with-current-buffer gnus-original-article-buffer | |
1571 | (setq type | |
1572 | (gnus-fetch-field "content-transfer-encoding")) | |
1573 | (let* ((ct (gnus-fetch-field "content-type")) | |
1574 | (ctl (and ct | |
1575 | (ignore-errors | |
1576 | (mail-header-parse-content-type ct))))) | |
1577 | (setq charset (and ctl | |
1578 | (mail-content-type-get ctl 'charset))) | |
1579 | (if (stringp charset) | |
1580 | (setq charset (intern (downcase charset))))))) | |
1581 | (unless charset | |
1582 | (setq charset gnus-newsgroup-charset)) | |
eec82323 | 1583 | (when (or force |
eb806ef3 DL |
1584 | (and type (let ((case-fold-search t)) |
1585 | (string-match "quoted-printable" type)))) | |
16409b0b | 1586 | (article-goto-body) |
eb806ef3 DL |
1587 | (quoted-printable-decode-region |
1588 | (point) (point-max) (mm-charset-to-coding-system charset)))))) | |
16409b0b GM |
1589 | |
1590 | (defun article-de-base64-unreadable (&optional force) | |
1591 | "Translate a base64 article. | |
1592 | If FORCE, decode the article whether it is marked as base64 not." | |
1593 | (interactive (list 'force)) | |
1594 | (save-excursion | |
8b93df01 DL |
1595 | (let ((buffer-read-only nil) type charset) |
1596 | (if (gnus-buffer-live-p gnus-original-article-buffer) | |
1597 | (with-current-buffer gnus-original-article-buffer | |
1598 | (setq type | |
1599 | (gnus-fetch-field "content-transfer-encoding")) | |
1600 | (let* ((ct (gnus-fetch-field "content-type")) | |
1601 | (ctl (and ct | |
1602 | (ignore-errors | |
1603 | (mail-header-parse-content-type ct))))) | |
1604 | (setq charset (and ctl | |
1605 | (mail-content-type-get ctl 'charset))) | |
1606 | (if (stringp charset) | |
1607 | (setq charset (intern (downcase charset))))))) | |
1608 | (unless charset | |
1609 | (setq charset gnus-newsgroup-charset)) | |
16409b0b | 1610 | (when (or force |
eb806ef3 DL |
1611 | (and type (let ((case-fold-search t)) |
1612 | (string-match "base64" type)))) | |
16409b0b GM |
1613 | (article-goto-body) |
1614 | (save-restriction | |
1615 | (narrow-to-region (point) (point-max)) | |
1616 | (base64-decode-region (point-min) (point-max)) | |
eb806ef3 DL |
1617 | (mm-decode-coding-region |
1618 | (point-min) (point-max) (mm-charset-to-coding-system charset))))))) | |
16409b0b GM |
1619 | |
1620 | (eval-when-compile | |
1621 | (require 'rfc1843)) | |
1622 | ||
1623 | (defun article-decode-HZ () | |
1624 | "Translate a HZ-encoded article." | |
1625 | (interactive) | |
1626 | (require 'rfc1843) | |
1627 | (save-excursion | |
1628 | (let ((buffer-read-only nil)) | |
1629 | (rfc1843-decode-region (point-min) (point-max))))) | |
1630 | ||
1631 | (defun article-wash-html () | |
1632 | "Format an html article." | |
1633 | (interactive) | |
1634 | (save-excursion | |
1635 | (let ((buffer-read-only nil) | |
8b93df01 DL |
1636 | charset) |
1637 | (if (gnus-buffer-live-p gnus-original-article-buffer) | |
1638 | (with-current-buffer gnus-original-article-buffer | |
1639 | (let* ((ct (gnus-fetch-field "content-type")) | |
1640 | (ctl (and ct | |
1641 | (ignore-errors | |
1642 | (mail-header-parse-content-type ct))))) | |
1643 | (setq charset (and ctl | |
1644 | (mail-content-type-get ctl 'charset))) | |
1645 | (if (stringp charset) | |
1646 | (setq charset (intern (downcase charset))))))) | |
1647 | (unless charset | |
1648 | (setq charset gnus-newsgroup-charset)) | |
16409b0b GM |
1649 | (article-goto-body) |
1650 | (save-window-excursion | |
1651 | (save-restriction | |
1652 | (narrow-to-region (point) (point-max)) | |
1653 | (mm-setup-w3) | |
1654 | (let ((w3-strict-width (window-width)) | |
1655 | (url-standalone-mode t)) | |
1656 | (condition-case var | |
1657 | (w3-region (point-min) (point-max)) | |
1658 | (error)))))))) | |
1659 | ||
1660 | (defun article-hide-list-identifiers () | |
1661 | "Remove list identifies from the Subject header. | |
1662 | The `gnus-list-identifiers' variable specifies what to do." | |
1663 | (interactive) | |
1664 | (save-excursion | |
1665 | (save-restriction | |
1666 | (let ((inhibit-point-motion-hooks t) | |
1667 | buffer-read-only) | |
1668 | (article-narrow-to-head) | |
1669 | (let ((regexp (if (stringp gnus-list-identifiers) gnus-list-identifiers | |
1670 | (mapconcat 'identity gnus-list-identifiers " *\\|")))) | |
1671 | (when regexp | |
1672 | (goto-char (point-min)) | |
1673 | (when (re-search-forward | |
1674 | (concat "^Subject: +\\(\\(\\(Re: +\\)?\\(" regexp | |
1675 | " *\\)\\)+\\(Re: +\\)?\\)") | |
1676 | nil t) | |
1677 | (let ((s (or (match-string 3) (match-string 5)))) | |
1678 | (delete-region (match-beginning 1) (match-end 1)) | |
1679 | (when s | |
1680 | (goto-char (match-beginning 1)) | |
1681 | (insert s)))))))))) | |
1682 | ||
1683 | (defun article-hide-pgp () | |
1684 | "Remove any PGP headers and signatures in the current article." | |
1685 | (interactive) | |
1686 | (save-excursion | |
1687 | (save-restriction | |
eec82323 LMI |
1688 | (let ((inhibit-point-motion-hooks t) |
1689 | buffer-read-only beg end) | |
16409b0b | 1690 | (article-goto-body) |
eec82323 | 1691 | ;; Hide the "header". |
16409b0b GM |
1692 | (when (re-search-forward "^-----BEGIN PGP SIGNED MESSAGE-----\n" nil t) |
1693 | (push 'pgp gnus-article-wash-types) | |
1694 | (delete-region (match-beginning 0) (match-end 0)) | |
1695 | ;; Remove armor headers (rfc2440 6.2) | |
1696 | (delete-region (point) (or (re-search-forward "^[ \t]*\n" nil t) | |
1697 | (point))) | |
a8151ef7 LMI |
1698 | (setq beg (point)) |
1699 | ;; Hide the actual signature. | |
1700 | (and (search-forward "\n-----BEGIN PGP SIGNATURE-----\n" nil t) | |
1701 | (setq end (1+ (match-beginning 0))) | |
6748645f | 1702 | (delete-region |
a8151ef7 LMI |
1703 | end |
1704 | (if (search-forward "\n-----END PGP SIGNATURE-----\n" nil t) | |
1705 | (match-end 0) | |
1706 | ;; Perhaps we shouldn't hide to the end of the buffer | |
1707 | ;; if there is no end to the signature? | |
6748645f | 1708 | (point-max)))) |
a8151ef7 LMI |
1709 | ;; Hide "- " PGP quotation markers. |
1710 | (when (and beg end) | |
1711 | (narrow-to-region beg end) | |
1712 | (goto-char (point-min)) | |
1713 | (while (re-search-forward "^- " nil t) | |
6748645f LMI |
1714 | (delete-region |
1715 | (match-beginning 0) (match-end 0))) | |
a8151ef7 | 1716 | (widen)) |
6748645f | 1717 | (gnus-run-hooks 'gnus-article-hide-pgp-hook)))))) |
eec82323 LMI |
1718 | |
1719 | (defun article-hide-pem (&optional arg) | |
1720 | "Toggle hiding of any PEM headers and signatures in the current article. | |
1721 | If given a negative prefix, always show; if given a positive prefix, | |
1722 | always hide." | |
1723 | (interactive (gnus-article-hidden-arg)) | |
1724 | (unless (gnus-article-check-hidden-text 'pem arg) | |
1725 | (save-excursion | |
1726 | (let (buffer-read-only end) | |
eec82323 | 1727 | (goto-char (point-min)) |
16409b0b GM |
1728 | ;; Hide the horrendously ugly "header". |
1729 | (when (and (search-forward | |
1730 | "\n-----BEGIN PRIVACY-ENHANCED MESSAGE-----\n" | |
1731 | nil t) | |
1732 | (setq end (1+ (match-beginning 0)))) | |
1733 | (push 'pem gnus-article-wash-types) | |
1734 | (gnus-article-hide-text-type | |
1735 | end | |
1736 | (if (search-forward "\n\n" nil t) | |
1737 | (match-end 0) | |
1738 | (point-max)) | |
1739 | 'pem) | |
1740 | ;; Hide the trailer as well | |
1741 | (when (search-forward "\n-----END PRIVACY-ENHANCED MESSAGE-----\n" | |
1742 | nil t) | |
1743 | (gnus-article-hide-text-type | |
1744 | (match-beginning 0) (match-end 0) 'pem))))))) | |
1745 | ||
1746 | (defun article-strip-banner () | |
1747 | "Strip the banner specified by the `banner' group parameter." | |
1748 | (interactive) | |
1749 | (save-excursion | |
1750 | (save-restriction | |
1751 | (let ((inhibit-point-motion-hooks t) | |
e0bad764 | 1752 | (banner (gnus-group-find-parameter gnus-newsgroup-name 'banner)) |
16409b0b GM |
1753 | (gnus-signature-limit nil) |
1754 | buffer-read-only beg end) | |
1755 | (when banner | |
1756 | (article-goto-body) | |
1757 | (cond | |
1758 | ((eq banner 'signature) | |
1759 | (when (gnus-article-narrow-to-signature) | |
1760 | (widen) | |
1761 | (forward-line -1) | |
1762 | (delete-region (point) (point-max)))) | |
e0bad764 DL |
1763 | ((symbolp banner) |
1764 | (if (setq banner (cdr (assq banner gnus-article-banner-alist))) | |
1765 | (while (re-search-forward banner nil t) | |
1766 | (delete-region (match-beginning 0) (match-end 0))))) | |
16409b0b GM |
1767 | ((stringp banner) |
1768 | (while (re-search-forward banner nil t) | |
1769 | (delete-region (match-beginning 0) (match-end 0)))))))))) | |
1770 | ||
1771 | (defun article-babel () | |
1772 | "Translate article using an online translation service." | |
1773 | (interactive) | |
1774 | (require 'babel) | |
1775 | (save-excursion | |
1776 | (set-buffer gnus-article-buffer) | |
1777 | (when (article-goto-body) | |
1778 | (let* ((buffer-read-only nil) | |
1779 | (start (point)) | |
1780 | (end (point-max)) | |
1781 | (orig (buffer-substring start end)) | |
1782 | (trans (babel-as-string orig))) | |
1783 | (save-restriction | |
1784 | (narrow-to-region start end) | |
1785 | (delete-region start end) | |
1786 | (insert trans)))))) | |
eec82323 LMI |
1787 | |
1788 | (defun article-hide-signature (&optional arg) | |
1789 | "Hide the signature in the current article. | |
1790 | If given a negative prefix, always show; if given a positive prefix, | |
1791 | always hide." | |
1792 | (interactive (gnus-article-hidden-arg)) | |
1793 | (unless (gnus-article-check-hidden-text 'signature arg) | |
1794 | (save-excursion | |
1795 | (save-restriction | |
1796 | (let ((buffer-read-only nil)) | |
1797 | (when (gnus-article-narrow-to-signature) | |
1798 | (gnus-article-hide-text-type | |
1799 | (point-min) (point-max) 'signature))))))) | |
1800 | ||
16409b0b GM |
1801 | (defun article-strip-headers-in-body () |
1802 | "Strip offensive headers from bodies." | |
1803 | (interactive) | |
1804 | (save-excursion | |
1805 | (article-goto-body) | |
1806 | (let ((case-fold-search t)) | |
1807 | (when (looking-at "x-no-archive:") | |
1808 | (gnus-delete-line))))) | |
1809 | ||
eec82323 LMI |
1810 | (defun article-strip-leading-blank-lines () |
1811 | "Remove all blank lines from the beginning of the article." | |
1812 | (interactive) | |
1813 | (save-excursion | |
1814 | (let ((inhibit-point-motion-hooks t) | |
1815 | buffer-read-only) | |
16409b0b | 1816 | (when (article-goto-body) |
eec82323 LMI |
1817 | (while (and (not (eobp)) |
1818 | (looking-at "[ \t]*$")) | |
1819 | (gnus-delete-line)))))) | |
1820 | ||
16409b0b GM |
1821 | (defun article-narrow-to-head () |
1822 | "Narrow the buffer to the head of the message. | |
1823 | Point is left at the beginning of the narrowed-to region." | |
1824 | (narrow-to-region | |
1825 | (goto-char (point-min)) | |
1826 | (if (search-forward "\n\n" nil 1) | |
1827 | (1- (point)) | |
1828 | (point-max))) | |
1829 | (goto-char (point-min))) | |
1830 | ||
1831 | (defun article-goto-body () | |
1832 | "Place point at the start of the body." | |
1833 | (goto-char (point-min)) | |
1834 | (cond | |
1835 | ;; This variable is only bound when dealing with separate | |
1836 | ;; MIME body parts. | |
1837 | (article-goto-body-goes-to-point-min-p | |
1838 | t) | |
1839 | ((search-forward "\n\n" nil t) | |
1840 | t) | |
1841 | (t | |
1842 | (goto-char (point-max)) | |
1843 | nil))) | |
1844 | ||
eec82323 LMI |
1845 | (defun article-strip-multiple-blank-lines () |
1846 | "Replace consecutive blank lines with one empty line." | |
1847 | (interactive) | |
1848 | (save-excursion | |
1849 | (let ((inhibit-point-motion-hooks t) | |
1850 | buffer-read-only) | |
1851 | ;; First make all blank lines empty. | |
16409b0b | 1852 | (article-goto-body) |
eec82323 | 1853 | (while (re-search-forward "^[ \t]+$" nil t) |
16409b0b GM |
1854 | (unless (gnus-annotation-in-region-p |
1855 | (match-beginning 0) (match-end 0)) | |
1856 | (replace-match "" nil t))) | |
eec82323 | 1857 | ;; Then replace multiple empty lines with a single empty line. |
16409b0b | 1858 | (article-goto-body) |
eec82323 | 1859 | (while (re-search-forward "\n\n\n+" nil t) |
16409b0b GM |
1860 | (unless (gnus-annotation-in-region-p |
1861 | (match-beginning 0) (match-end 0)) | |
1862 | (replace-match "\n\n" t t)))))) | |
eec82323 LMI |
1863 | |
1864 | (defun article-strip-leading-space () | |
1865 | "Remove all white space from the beginning of the lines in the article." | |
1866 | (interactive) | |
1867 | (save-excursion | |
1868 | (let ((inhibit-point-motion-hooks t) | |
1869 | buffer-read-only) | |
16409b0b | 1870 | (article-goto-body) |
eec82323 LMI |
1871 | (while (re-search-forward "^[ \t]+" nil t) |
1872 | (replace-match "" t t))))) | |
1873 | ||
16409b0b GM |
1874 | (defun article-strip-trailing-space () |
1875 | "Remove all white space from the end of the lines in the article." | |
1876 | (interactive) | |
1877 | (save-excursion | |
1878 | (let ((inhibit-point-motion-hooks t) | |
1879 | buffer-read-only) | |
1880 | (article-goto-body) | |
1881 | (while (re-search-forward "[ \t]+$" nil t) | |
1882 | (replace-match "" t t))))) | |
1883 | ||
eec82323 LMI |
1884 | (defun article-strip-blank-lines () |
1885 | "Strip leading, trailing and multiple blank lines." | |
1886 | (interactive) | |
1887 | (article-strip-leading-blank-lines) | |
1888 | (article-remove-trailing-blank-lines) | |
1889 | (article-strip-multiple-blank-lines)) | |
1890 | ||
6748645f LMI |
1891 | (defun article-strip-all-blank-lines () |
1892 | "Strip all blank lines." | |
1893 | (interactive) | |
1894 | (save-excursion | |
1895 | (let ((inhibit-point-motion-hooks t) | |
1896 | buffer-read-only) | |
16409b0b | 1897 | (article-goto-body) |
6748645f LMI |
1898 | (while (re-search-forward "^[ \t]*\n" nil t) |
1899 | (replace-match "" t t))))) | |
1900 | ||
eec82323 LMI |
1901 | (defun gnus-article-narrow-to-signature () |
1902 | "Narrow to the signature; return t if a signature is found, else nil." | |
6748645f | 1903 | (let ((inhibit-point-motion-hooks t)) |
6748645f LMI |
1904 | (when (gnus-article-search-signature) |
1905 | (forward-line 1) | |
1906 | ;; Check whether we have some limits to what we consider | |
1907 | ;; to be a signature. | |
1908 | (let ((limits (if (listp gnus-signature-limit) gnus-signature-limit | |
1909 | (list gnus-signature-limit))) | |
1910 | limit limited) | |
1911 | (while (setq limit (pop limits)) | |
1912 | (if (or (and (integerp limit) | |
1913 | (< (- (point-max) (point)) limit)) | |
1914 | (and (floatp limit) | |
1915 | (< (count-lines (point) (point-max)) limit)) | |
1916 | (and (gnus-functionp limit) | |
1917 | (funcall limit)) | |
1918 | (and (stringp limit) | |
1919 | (not (re-search-forward limit nil t)))) | |
1920 | () ; This limit did not succeed. | |
1921 | (setq limited t | |
1922 | limits nil))) | |
1923 | (unless limited | |
1924 | (narrow-to-region (point) (point-max)) | |
1925 | t))))) | |
eec82323 LMI |
1926 | |
1927 | (defun gnus-article-search-signature () | |
1928 | "Search the current buffer for the signature separator. | |
1929 | Put point at the beginning of the signature separator." | |
1930 | (let ((cur (point))) | |
1931 | (goto-char (point-max)) | |
1932 | (if (if (stringp gnus-signature-separator) | |
1933 | (re-search-backward gnus-signature-separator nil t) | |
1934 | (let ((seps gnus-signature-separator)) | |
1935 | (while (and seps | |
1936 | (not (re-search-backward (car seps) nil t))) | |
1937 | (pop seps)) | |
1938 | seps)) | |
1939 | t | |
1940 | (goto-char cur) | |
1941 | nil))) | |
1942 | ||
eec82323 LMI |
1943 | (defun gnus-article-hidden-arg () |
1944 | "Return the current prefix arg as a number, or 0 if no prefix." | |
1945 | (list (if current-prefix-arg | |
1946 | (prefix-numeric-value current-prefix-arg) | |
1947 | 0))) | |
1948 | ||
1949 | (defun gnus-article-check-hidden-text (type arg) | |
1950 | "Return nil if hiding is necessary. | |
1951 | Arg can be nil or a number. Nil and positive means hide, negative | |
1952 | means show, 0 means toggle." | |
1953 | (save-excursion | |
1954 | (save-restriction | |
eec82323 LMI |
1955 | (let ((hide (gnus-article-hidden-text-p type))) |
1956 | (cond | |
1957 | ((or (null arg) | |
1958 | (> arg 0)) | |
1959 | nil) | |
1960 | ((< arg 0) | |
1961 | (gnus-article-show-hidden-text type)) | |
1962 | (t | |
1963 | (if (eq hide 'hidden) | |
1964 | (gnus-article-show-hidden-text type) | |
1965 | nil))))))) | |
1966 | ||
1967 | (defun gnus-article-hidden-text-p (type) | |
1968 | "Say whether the current buffer contains hidden text of type TYPE." | |
6748645f | 1969 | (let ((pos (text-property-any (point-min) (point-max) 'article-type type))) |
eec82323 | 1970 | (while (and pos |
16409b0b GM |
1971 | (not (get-text-property pos 'invisible)) |
1972 | (not (get-text-property pos 'dummy-invisible))) | |
eec82323 LMI |
1973 | (setq pos |
1974 | (text-property-any (1+ pos) (point-max) 'article-type type))) | |
1975 | (if pos | |
1976 | 'hidden | |
16409b0b | 1977 | nil))) |
eec82323 LMI |
1978 | |
1979 | (defun gnus-article-show-hidden-text (type &optional hide) | |
1980 | "Show all hidden text of type TYPE. | |
1981 | If HIDE, hide the text instead." | |
1982 | (save-excursion | |
1983 | (let ((buffer-read-only nil) | |
1984 | (inhibit-point-motion-hooks t) | |
1985 | (end (point-min)) | |
1986 | beg) | |
1987 | (while (setq beg (text-property-any end (point-max) 'article-type type)) | |
1988 | (goto-char beg) | |
1989 | (setq end (or | |
1990 | (text-property-not-all beg (point-max) 'article-type type) | |
1991 | (point-max))) | |
1992 | (if hide | |
1993 | (gnus-article-hide-text beg end gnus-hidden-properties) | |
1994 | (gnus-article-unhide-text beg end)) | |
1995 | (goto-char end)) | |
1996 | t))) | |
1997 | ||
1998 | (defconst article-time-units | |
1999 | `((year . ,(* 365.25 24 60 60)) | |
2000 | (week . ,(* 7 24 60 60)) | |
2001 | (day . ,(* 24 60 60)) | |
2002 | (hour . ,(* 60 60)) | |
2003 | (minute . 60) | |
2004 | (second . 1)) | |
2005 | "Mapping from time units to seconds.") | |
2006 | ||
2007 | (defun article-date-ut (&optional type highlight header) | |
2008 | "Convert DATE date to universal time in the current article. | |
2009 | If TYPE is `local', convert to local time; if it is `lapsed', output | |
16409b0b GM |
2010 | how much time has lapsed since DATE. For `lapsed', the value of |
2011 | `gnus-article-date-lapsed-new-header' says whether the \"X-Sent:\" header | |
2012 | should replace the \"Date:\" one, or should be added below it." | |
eec82323 LMI |
2013 | (interactive (list 'ut t)) |
2014 | (let* ((header (or header | |
eec82323 LMI |
2015 | (message-fetch-field "date") |
2016 | "")) | |
16409b0b GM |
2017 | (tdate-regexp "^Date:[ \t]\\|^X-Sent:[ \t]") |
2018 | (date-regexp | |
2019 | (cond | |
2020 | ((not gnus-article-date-lapsed-new-header) | |
2021 | tdate-regexp) | |
2022 | ((eq type 'lapsed) | |
2023 | "^X-Sent:[ \t]") | |
2024 | (t | |
2025 | "^Date:[ \t]"))) | |
eec82323 LMI |
2026 | (date (if (vectorp header) (mail-header-date header) |
2027 | header)) | |
eec82323 | 2028 | (inhibit-point-motion-hooks t) |
16409b0b GM |
2029 | pos |
2030 | bface eface) | |
2031 | (save-excursion | |
2032 | (save-restriction | |
2033 | (article-narrow-to-head) | |
2034 | (when (re-search-forward tdate-regexp nil t) | |
2035 | (setq bface (get-text-property (gnus-point-at-bol) 'face) | |
2036 | date (or (get-text-property (gnus-point-at-bol) | |
2037 | 'original-date) | |
2038 | date) | |
2039 | eface (get-text-property (1- (gnus-point-at-eol)) 'face)) | |
2040 | (forward-line 1)) | |
2041 | (when (and date (not (string= date ""))) | |
2042 | (goto-char (point-min)) | |
eec82323 | 2043 | (let ((buffer-read-only nil)) |
16409b0b GM |
2044 | ;; Delete any old Date headers. |
2045 | (while (re-search-forward date-regexp nil t) | |
2046 | (if pos | |
6748645f | 2047 | (delete-region (progn (beginning-of-line) (point)) |
16409b0b GM |
2048 | (progn (forward-line 1) (point))) |
2049 | (delete-region (progn (beginning-of-line) (point)) | |
2050 | (progn (end-of-line) (point))) | |
2051 | (setq pos (point)))) | |
2052 | (when (and (not pos) (re-search-forward tdate-regexp nil t)) | |
2053 | (forward-line 1)) | |
2054 | (if pos (goto-char pos)) | |
2055 | (insert (article-make-date-line date (or type 'ut))) | |
2056 | (when (not pos) | |
2057 | (insert "\n") | |
2058 | (forward-line -1)) | |
eec82323 | 2059 | ;; Do highlighting. |
6748645f | 2060 | (beginning-of-line) |
eec82323 | 2061 | (when (looking-at "\\([^:]+\\): *\\(.*\\)$") |
16409b0b GM |
2062 | (put-text-property (match-beginning 1) (1+ (match-end 1)) |
2063 | 'original-date date) | |
6748645f | 2064 | (put-text-property (match-beginning 1) (1+ (match-end 1)) |
eec82323 LMI |
2065 | 'face bface) |
2066 | (put-text-property (match-beginning 2) (match-end 2) | |
16409b0b | 2067 | 'face eface)))))))) |
eec82323 LMI |
2068 | |
2069 | (defun article-make-date-line (date type) | |
2070 | "Return a DATE line of TYPE." | |
16409b0b GM |
2071 | (let ((time (condition-case () |
2072 | (date-to-time date) | |
2073 | (error '(0 0))))) | |
2074 | (cond | |
2075 | ;; Convert to the local timezone. We have to slap a | |
2076 | ;; `condition-case' round the calls to the timezone | |
2077 | ;; functions since they aren't particularly resistant to | |
2078 | ;; buggy dates. | |
2079 | ((eq type 'local) | |
2080 | (let ((tz (car (current-time-zone time)))) | |
2081 | (format "Date: %s %s%02d%02d" (current-time-string time) | |
2082 | (if (> tz 0) "+" "-") (/ (abs tz) 3600) | |
2083 | (/ (% (abs tz) 3600) 60)))) | |
2084 | ;; Convert to Universal Time. | |
2085 | ((eq type 'ut) | |
2086 | (concat "Date: " | |
2087 | (current-time-string | |
2088 | (let* ((e (parse-time-string date)) | |
2089 | (tm (apply 'encode-time e)) | |
2090 | (ms (car tm)) | |
2091 | (ls (- (cadr tm) (car (current-time-zone time))))) | |
2092 | (cond ((< ls 0) (list (1- ms) (+ ls 65536))) | |
2093 | ((> ls 65535) (list (1+ ms) (- ls 65536))) | |
2094 | (t (list ms ls))))) | |
2095 | " UT")) | |
2096 | ;; Get the original date from the article. | |
2097 | ((eq type 'original) | |
2098 | (concat "Date: " (if (string-match "\n+$" date) | |
2099 | (substring date 0 (match-beginning 0)) | |
2100 | date))) | |
2101 | ;; Let the user define the format. | |
2102 | ((eq type 'user) | |
2103 | (if (gnus-functionp gnus-article-time-format) | |
2104 | (funcall gnus-article-time-format time) | |
eec82323 | 2105 | (concat |
16409b0b GM |
2106 | "Date: " |
2107 | (format-time-string gnus-article-time-format time)))) | |
2108 | ;; ISO 8601. | |
2109 | ((eq type 'iso8601) | |
2110 | (let ((tz (car (current-time-zone time)))) | |
2111 | (concat | |
2112 | "Date: " | |
2113 | (format-time-string "%Y%m%dT%H%M%S" time) | |
2114 | (format "%s%02d%02d" | |
2115 | (if (> tz 0) "+" "-") (/ (abs tz) 3600) | |
2116 | (/ (% (abs tz) 3600) 60))))) | |
2117 | ;; Do an X-Sent lapsed format. | |
2118 | ((eq type 'lapsed) | |
2119 | ;; If the date is seriously mangled, the timezone functions are | |
2120 | ;; liable to bug out, so we ignore all errors. | |
2121 | (let* ((now (current-time)) | |
2122 | (real-time (subtract-time now time)) | |
2123 | (real-sec (and real-time | |
2124 | (+ (* (float (car real-time)) 65536) | |
2125 | (cadr real-time)))) | |
2126 | (sec (and real-time (abs real-sec))) | |
2127 | num prev) | |
2128 | (cond | |
2129 | ((null real-time) | |
2130 | "X-Sent: Unknown") | |
2131 | ((zerop sec) | |
2132 | "X-Sent: Now") | |
2133 | (t | |
2134 | (concat | |
2135 | "X-Sent: " | |
2136 | ;; This is a bit convoluted, but basically we go | |
2137 | ;; through the time units for years, weeks, etc, | |
2138 | ;; and divide things to see whether that results | |
2139 | ;; in positive answers. | |
2140 | (mapconcat | |
2141 | (lambda (unit) | |
2142 | (if (zerop (setq num (ffloor (/ sec (cdr unit))))) | |
2143 | ;; The (remaining) seconds are too few to | |
2144 | ;; be divided into this time unit. | |
2145 | "" | |
2146 | ;; It's big enough, so we output it. | |
2147 | (setq sec (- sec (* num (cdr unit)))) | |
2148 | (prog1 | |
2149 | (concat (if prev ", " "") (int-to-string | |
2150 | (floor num)) | |
2151 | " " (symbol-name (car unit)) | |
2152 | (if (> num 1) "s" "")) | |
2153 | (setq prev t)))) | |
2154 | article-time-units "") | |
2155 | ;; If dates are odd, then it might appear like the | |
2156 | ;; article was sent in the future. | |
2157 | (if (> real-sec 0) | |
2158 | " ago" | |
2159 | " in the future")))))) | |
2160 | (t | |
2161 | (error "Unknown conversion type: %s" type))))) | |
eec82323 LMI |
2162 | |
2163 | (defun article-date-local (&optional highlight) | |
2164 | "Convert the current article date to the local timezone." | |
2165 | (interactive (list t)) | |
2166 | (article-date-ut 'local highlight)) | |
2167 | ||
2168 | (defun article-date-original (&optional highlight) | |
2169 | "Convert the current article date to what it was originally. | |
2170 | This is only useful if you have used some other date conversion | |
2171 | function and want to see what the date was before converting." | |
2172 | (interactive (list t)) | |
2173 | (article-date-ut 'original highlight)) | |
2174 | ||
2175 | (defun article-date-lapsed (&optional highlight) | |
2176 | "Convert the current article date to time lapsed since it was sent." | |
2177 | (interactive (list t)) | |
2178 | (article-date-ut 'lapsed highlight)) | |
2179 | ||
6748645f LMI |
2180 | (defun article-update-date-lapsed () |
2181 | "Function to be run from a timer to update the lapsed time line." | |
2182 | (let (deactivate-mark) | |
2183 | (save-excursion | |
2184 | (ignore-errors | |
16409b0b GM |
2185 | (walk-windows |
2186 | (lambda (w) | |
2187 | (set-buffer (window-buffer w)) | |
2188 | (when (eq major-mode 'gnus-article-mode) | |
2189 | (goto-char (point-min)) | |
2190 | (when (re-search-forward "^X-Sent:" nil t) | |
2191 | (article-date-lapsed t)))) | |
2192 | nil 'visible))))) | |
6748645f LMI |
2193 | |
2194 | (defun gnus-start-date-timer (&optional n) | |
2195 | "Start a timer to update the X-Sent header in the article buffers. | |
2196 | The numerical prefix says how frequently (in seconds) the function | |
2197 | is to run." | |
2198 | (interactive "p") | |
2199 | (unless n | |
2200 | (setq n 1)) | |
2201 | (gnus-stop-date-timer) | |
2202 | (setq article-lapsed-timer | |
2203 | (nnheader-run-at-time 1 n 'article-update-date-lapsed))) | |
2204 | ||
2205 | (defun gnus-stop-date-timer () | |
2206 | "Stop the X-Sent timer." | |
2207 | (interactive) | |
2208 | (when article-lapsed-timer | |
2209 | (nnheader-cancel-timer article-lapsed-timer) | |
2210 | (setq article-lapsed-timer nil))) | |
2211 | ||
eec82323 LMI |
2212 | (defun article-date-user (&optional highlight) |
2213 | "Convert the current article date to the user-defined format. | |
2214 | This format is defined by the `gnus-article-time-format' variable." | |
2215 | (interactive (list t)) | |
2216 | (article-date-ut 'user highlight)) | |
2217 | ||
6748645f LMI |
2218 | (defun article-date-iso8601 (&optional highlight) |
2219 | "Convert the current article date to ISO8601." | |
2220 | (interactive (list t)) | |
2221 | (article-date-ut 'iso8601 highlight)) | |
2222 | ||
eec82323 LMI |
2223 | (defun article-show-all () |
2224 | "Show all hidden text in the article buffer." | |
2225 | (interactive) | |
2226 | (save-excursion | |
2227 | (let ((buffer-read-only nil)) | |
2228 | (gnus-article-unhide-text (point-min) (point-max))))) | |
2229 | ||
2230 | (defun article-emphasize (&optional arg) | |
2231 | "Emphasize text according to `gnus-emphasis-alist'." | |
2232 | (interactive (gnus-article-hidden-arg)) | |
2233 | (unless (gnus-article-check-hidden-text 'emphasis arg) | |
2234 | (save-excursion | |
16409b0b GM |
2235 | (let ((alist (or |
2236 | (condition-case nil | |
2237 | (with-current-buffer gnus-summary-buffer | |
2238 | gnus-article-emphasis-alist) | |
2239 | (error)) | |
2240 | gnus-emphasis-alist)) | |
eec82323 LMI |
2241 | (buffer-read-only nil) |
2242 | (props (append '(article-type emphasis) | |
2243 | gnus-hidden-properties)) | |
2244 | regexp elem beg invisible visible face) | |
16409b0b | 2245 | (article-goto-body) |
eec82323 LMI |
2246 | (setq beg (point)) |
2247 | (while (setq elem (pop alist)) | |
2248 | (goto-char beg) | |
2249 | (setq regexp (car elem) | |
2250 | invisible (nth 1 elem) | |
2251 | visible (nth 2 elem) | |
2252 | face (nth 3 elem)) | |
2253 | (while (re-search-forward regexp nil t) | |
2254 | (when (and (match-beginning visible) (match-beginning invisible)) | |
16409b0b | 2255 | (push 'emphasis gnus-article-wash-types) |
eec82323 LMI |
2256 | (gnus-article-hide-text |
2257 | (match-beginning invisible) (match-end invisible) props) | |
2258 | (gnus-article-unhide-text-type | |
2259 | (match-beginning visible) (match-end visible) 'emphasis) | |
2260 | (gnus-put-text-property-excluding-newlines | |
2261 | (match-beginning visible) (match-end visible) 'face face) | |
2262 | (goto-char (match-end invisible))))))))) | |
2263 | ||
16409b0b GM |
2264 | (defun gnus-article-setup-highlight-words (&optional highlight-words) |
2265 | "Setup newsgroup emphasis alist." | |
2266 | (unless gnus-article-emphasis-alist | |
2267 | (let ((name (and gnus-newsgroup-name | |
2268 | (gnus-group-real-name gnus-newsgroup-name)))) | |
2269 | (make-local-variable 'gnus-article-emphasis-alist) | |
2270 | (setq gnus-article-emphasis-alist | |
2271 | (nconc | |
2272 | (let ((alist gnus-group-highlight-words-alist) elem highlight) | |
2273 | (while (setq elem (pop alist)) | |
2274 | (when (and name (string-match (car elem) name)) | |
2275 | (setq alist nil | |
2276 | highlight (copy-sequence (cdr elem))))) | |
2277 | highlight) | |
2278 | (copy-sequence highlight-words) | |
2279 | (if gnus-newsgroup-name | |
2280 | (copy-sequence (gnus-group-find-parameter | |
2281 | gnus-newsgroup-name 'highlight-words t))) | |
2282 | gnus-emphasis-alist))))) | |
2283 | ||
eec82323 LMI |
2284 | (defvar gnus-summary-article-menu) |
2285 | (defvar gnus-summary-post-menu) | |
2286 | ||
2287 | ;;; Saving functions. | |
2288 | ||
2289 | (defun gnus-article-save (save-buffer file &optional num) | |
2290 | "Save the currently selected article." | |
2291 | (unless gnus-save-all-headers | |
2292 | ;; Remove headers according to `gnus-saved-headers'. | |
2293 | (let ((gnus-visible-headers | |
2294 | (or gnus-saved-headers gnus-visible-headers)) | |
2295 | (gnus-article-buffer save-buffer)) | |
6748645f LMI |
2296 | (save-excursion |
2297 | (set-buffer save-buffer) | |
2298 | (article-hide-headers 1 t)))) | |
eec82323 LMI |
2299 | (save-window-excursion |
2300 | (if (not gnus-default-article-saver) | |
a8151ef7 | 2301 | (error "No default saver is defined") |
eec82323 | 2302 | ;; !!! Magic! The saving functions all save |
16409b0b | 2303 | ;; `gnus-save-article-buffer' (or so they think), but we |
eec82323 LMI |
2304 | ;; bind that variable to our save-buffer. |
2305 | (set-buffer gnus-article-buffer) | |
2306 | (let* ((gnus-save-article-buffer save-buffer) | |
2307 | (filename | |
2308 | (cond | |
2309 | ((not gnus-prompt-before-saving) 'default) | |
2310 | ((eq gnus-prompt-before-saving 'always) nil) | |
2311 | (t file))) | |
2312 | (gnus-number-of-articles-to-be-saved | |
2313 | (when (eq gnus-prompt-before-saving t) | |
2314 | num))) ; Magic | |
6748645f | 2315 | (set-buffer gnus-article-current-summary) |
eec82323 LMI |
2316 | (funcall gnus-default-article-saver filename))))) |
2317 | ||
2318 | (defun gnus-read-save-file-name (prompt &optional filename | |
2319 | function group headers variable) | |
2320 | (let ((default-name | |
2321 | (funcall function group headers (symbol-value variable))) | |
2322 | result) | |
4325195c DL |
2323 | (setq result |
2324 | (expand-file-name | |
2325 | (cond | |
2326 | ((eq filename 'default) | |
2327 | default-name) | |
2328 | ((eq filename t) | |
2329 | default-name) | |
2330 | (filename filename) | |
2331 | (t | |
2332 | (let* ((split-name (gnus-get-split-value gnus-split-methods)) | |
2333 | (prompt | |
2334 | (format prompt | |
2335 | (if (and gnus-number-of-articles-to-be-saved | |
2336 | (> gnus-number-of-articles-to-be-saved 1)) | |
2337 | (format "these %d articles" | |
2338 | gnus-number-of-articles-to-be-saved) | |
2339 | "this article"))) | |
2340 | (file | |
2341 | ;; Let the split methods have their say. | |
2342 | (cond | |
2343 | ;; No split name was found. | |
2344 | ((null split-name) | |
2345 | (read-file-name | |
2346 | (concat prompt " (default " | |
2347 | (file-name-nondirectory default-name) ") ") | |
2348 | (file-name-directory default-name) | |
2349 | default-name)) | |
2350 | ;; A single group name is returned. | |
2351 | ((stringp split-name) | |
2352 | (setq default-name | |
2353 | (funcall function split-name headers | |
2354 | (symbol-value variable))) | |
2355 | (read-file-name | |
2356 | (concat prompt " (default " | |
2357 | (file-name-nondirectory default-name) ") ") | |
2358 | (file-name-directory default-name) | |
2359 | default-name)) | |
2360 | ;; A single split name was found | |
2361 | ((= 1 (length split-name)) | |
2362 | (let* ((name (expand-file-name | |
2363 | (car split-name) gnus-article-save-directory)) | |
2364 | (dir (cond ((file-directory-p name) | |
2365 | (file-name-as-directory name)) | |
2366 | ((file-exists-p name) name) | |
2367 | (t gnus-article-save-directory)))) | |
2368 | (read-file-name | |
2369 | (concat prompt " (default " name ") ") | |
2370 | dir name))) | |
2371 | ;; A list of splits was found. | |
2372 | (t | |
2373 | (setq split-name (nreverse split-name)) | |
2374 | (let (result) | |
2375 | (let ((file-name-history | |
2376 | (nconc split-name file-name-history))) | |
2377 | (setq result | |
2378 | (expand-file-name | |
2379 | (read-file-name | |
2380 | (concat prompt " (`M-p' for defaults) ") | |
2381 | gnus-article-save-directory | |
2382 | (car split-name)) | |
2383 | gnus-article-save-directory))) | |
2384 | (car (push result file-name-history))))))) | |
2385 | ;; Create the directory. | |
2386 | (gnus-make-directory (file-name-directory file)) | |
2387 | ;; If we have read a directory, we append the default file name. | |
2388 | (when (file-directory-p file) | |
2389 | (setq file (expand-file-name (file-name-nondirectory default-name) | |
2390 | (file-name-as-directory file)))) | |
2391 | ;; Possibly translate some characters. | |
2392 | (nnheader-translate-file-chars file)))))) | |
eec82323 LMI |
2393 | (gnus-make-directory (file-name-directory result)) |
2394 | (set variable result))) | |
2395 | ||
2396 | (defun gnus-article-archive-name (group) | |
2397 | "Return the first instance of an \"Archive-name\" in the current buffer." | |
2398 | (let ((case-fold-search t)) | |
2399 | (when (re-search-forward "archive-name: *\\([^ \n\t]+\\)[ \t]*$" nil t) | |
2400 | (nnheader-concat gnus-article-save-directory | |
2401 | (match-string 1))))) | |
2402 | ||
2403 | (defun gnus-article-nndoc-name (group) | |
2404 | "If GROUP is an nndoc group, return the name of the parent group." | |
2405 | (when (eq (car (gnus-find-method-for-group group)) 'nndoc) | |
2406 | (gnus-group-get-parameter group 'save-article-group))) | |
2407 | ||
2408 | (defun gnus-summary-save-in-rmail (&optional filename) | |
2409 | "Append this article to Rmail file. | |
2410 | Optional argument FILENAME specifies file name. | |
2411 | Directory to save to is default to `gnus-article-save-directory'." | |
eec82323 LMI |
2412 | (setq filename (gnus-read-save-file-name |
2413 | "Save %s in rmail file:" filename | |
2414 | gnus-rmail-save-name gnus-newsgroup-name | |
2415 | gnus-current-headers 'gnus-newsgroup-last-rmail)) | |
2416 | (gnus-eval-in-buffer-window gnus-save-article-buffer | |
2417 | (save-excursion | |
2418 | (save-restriction | |
2419 | (widen) | |
6748645f LMI |
2420 | (gnus-output-to-rmail filename)))) |
2421 | filename) | |
eec82323 LMI |
2422 | |
2423 | (defun gnus-summary-save-in-mail (&optional filename) | |
2424 | "Append this article to Unix mail file. | |
2425 | Optional argument FILENAME specifies file name. | |
2426 | Directory to save to is default to `gnus-article-save-directory'." | |
eec82323 LMI |
2427 | (setq filename (gnus-read-save-file-name |
2428 | "Save %s in Unix mail file:" filename | |
2429 | gnus-mail-save-name gnus-newsgroup-name | |
2430 | gnus-current-headers 'gnus-newsgroup-last-mail)) | |
2431 | (gnus-eval-in-buffer-window gnus-save-article-buffer | |
2432 | (save-excursion | |
2433 | (save-restriction | |
2434 | (widen) | |
2435 | (if (and (file-readable-p filename) | |
2436 | (mail-file-babyl-p filename)) | |
16409b0b | 2437 | (rmail-output-to-rmail-file filename t) |
6748645f LMI |
2438 | (gnus-output-to-mail filename))))) |
2439 | filename) | |
eec82323 LMI |
2440 | |
2441 | (defun gnus-summary-save-in-file (&optional filename overwrite) | |
2442 | "Append this article to file. | |
2443 | Optional argument FILENAME specifies file name. | |
2444 | Directory to save to is default to `gnus-article-save-directory'." | |
eec82323 LMI |
2445 | (setq filename (gnus-read-save-file-name |
2446 | "Save %s in file:" filename | |
2447 | gnus-file-save-name gnus-newsgroup-name | |
2448 | gnus-current-headers 'gnus-newsgroup-last-file)) | |
2449 | (gnus-eval-in-buffer-window gnus-save-article-buffer | |
2450 | (save-excursion | |
2451 | (save-restriction | |
2452 | (widen) | |
2453 | (when (and overwrite | |
2454 | (file-exists-p filename)) | |
2455 | (delete-file filename)) | |
6748645f LMI |
2456 | (gnus-output-to-file filename)))) |
2457 | filename) | |
eec82323 LMI |
2458 | |
2459 | (defun gnus-summary-write-to-file (&optional filename) | |
2460 | "Write this article to a file. | |
2461 | Optional argument FILENAME specifies file name. | |
2462 | The directory to save in defaults to `gnus-article-save-directory'." | |
eec82323 LMI |
2463 | (gnus-summary-save-in-file nil t)) |
2464 | ||
2465 | (defun gnus-summary-save-body-in-file (&optional filename) | |
2466 | "Append this article body to a file. | |
2467 | Optional argument FILENAME specifies file name. | |
2468 | The directory to save in defaults to `gnus-article-save-directory'." | |
eec82323 LMI |
2469 | (setq filename (gnus-read-save-file-name |
2470 | "Save %s body in file:" filename | |
2471 | gnus-file-save-name gnus-newsgroup-name | |
2472 | gnus-current-headers 'gnus-newsgroup-last-file)) | |
2473 | (gnus-eval-in-buffer-window gnus-save-article-buffer | |
2474 | (save-excursion | |
2475 | (save-restriction | |
2476 | (widen) | |
16409b0b | 2477 | (when (article-goto-body) |
eec82323 | 2478 | (narrow-to-region (point) (point-max))) |
6748645f LMI |
2479 | (gnus-output-to-file filename)))) |
2480 | filename) | |
eec82323 LMI |
2481 | |
2482 | (defun gnus-summary-save-in-pipe (&optional command) | |
2483 | "Pipe this article to subprocess." | |
eec82323 | 2484 | (setq command |
16409b0b GM |
2485 | (cond ((and (eq command 'default) |
2486 | gnus-last-shell-command) | |
eec82323 LMI |
2487 | gnus-last-shell-command) |
2488 | (command command) | |
2489 | (t (read-string | |
2490 | (format | |
2491 | "Shell command on %s: " | |
2492 | (if (and gnus-number-of-articles-to-be-saved | |
2493 | (> gnus-number-of-articles-to-be-saved 1)) | |
2494 | (format "these %d articles" | |
2495 | gnus-number-of-articles-to-be-saved) | |
2496 | "this article")) | |
2497 | gnus-last-shell-command)))) | |
2498 | (when (string-equal command "") | |
2499 | (setq command gnus-last-shell-command)) | |
2500 | (gnus-eval-in-buffer-window gnus-article-buffer | |
2501 | (save-restriction | |
2502 | (widen) | |
2503 | (shell-command-on-region (point-min) (point-max) command nil))) | |
2504 | (setq gnus-last-shell-command command)) | |
2505 | ||
2506 | ;;; Article file names when saving. | |
2507 | ||
2508 | (defun gnus-capitalize-newsgroup (newsgroup) | |
2509 | "Capitalize NEWSGROUP name." | |
2510 | (when (not (zerop (length newsgroup))) | |
2511 | (concat (char-to-string (upcase (aref newsgroup 0))) | |
2512 | (substring newsgroup 1)))) | |
2513 | ||
2514 | (defun gnus-Numeric-save-name (newsgroup headers &optional last-file) | |
2515 | "Generate file name from NEWSGROUP, HEADERS, and optional LAST-FILE. | |
2516 | If variable `gnus-use-long-file-name' is non-nil, it is ~/News/News.group/num. | |
2517 | Otherwise, it is like ~/News/news/group/num." | |
2518 | (let ((default | |
2519 | (expand-file-name | |
2520 | (concat (if (gnus-use-long-file-name 'not-save) | |
2521 | (gnus-capitalize-newsgroup newsgroup) | |
2522 | (gnus-newsgroup-directory-form newsgroup)) | |
2523 | "/" (int-to-string (mail-header-number headers))) | |
2524 | gnus-article-save-directory))) | |
2525 | (if (and last-file | |
2526 | (string-equal (file-name-directory default) | |
2527 | (file-name-directory last-file)) | |
2528 | (string-match "^[0-9]+$" (file-name-nondirectory last-file))) | |
2529 | default | |
2530 | (or last-file default)))) | |
2531 | ||
2532 | (defun gnus-numeric-save-name (newsgroup headers &optional last-file) | |
2533 | "Generate file name from NEWSGROUP, HEADERS, and optional LAST-FILE. | |
2534 | If variable `gnus-use-long-file-name' is non-nil, it is | |
2535 | ~/News/news.group/num. Otherwise, it is like ~/News/news/group/num." | |
2536 | (let ((default | |
2537 | (expand-file-name | |
2538 | (concat (if (gnus-use-long-file-name 'not-save) | |
2539 | newsgroup | |
2540 | (gnus-newsgroup-directory-form newsgroup)) | |
2541 | "/" (int-to-string (mail-header-number headers))) | |
2542 | gnus-article-save-directory))) | |
2543 | (if (and last-file | |
2544 | (string-equal (file-name-directory default) | |
2545 | (file-name-directory last-file)) | |
2546 | (string-match "^[0-9]+$" (file-name-nondirectory last-file))) | |
2547 | default | |
2548 | (or last-file default)))) | |
2549 | ||
eec82323 LMI |
2550 | (defun gnus-plain-save-name (newsgroup headers &optional last-file) |
2551 | "Generate file name from NEWSGROUP, HEADERS, and optional LAST-FILE. | |
2552 | If variable `gnus-use-long-file-name' is non-nil, it is | |
2553 | ~/News/news.group. Otherwise, it is like ~/News/news/group/news." | |
2554 | (or last-file | |
2555 | (expand-file-name | |
2556 | (if (gnus-use-long-file-name 'not-save) | |
2557 | newsgroup | |
16409b0b | 2558 | (expand-file-name "news" (gnus-newsgroup-directory-form newsgroup))) |
eec82323 LMI |
2559 | gnus-article-save-directory))) |
2560 | ||
2561 | (eval-and-compile | |
2562 | (mapcar | |
2563 | (lambda (func) | |
2564 | (let (afunc gfunc) | |
2565 | (if (consp func) | |
2566 | (setq afunc (car func) | |
2567 | gfunc (cdr func)) | |
2568 | (setq afunc func | |
2569 | gfunc (intern (format "gnus-%s" func)))) | |
16409b0b GM |
2570 | (defalias gfunc |
2571 | (if (fboundp afunc) | |
2572 | `(lambda (&optional interactive &rest args) | |
2573 | ,(documentation afunc t) | |
2574 | (interactive (list t)) | |
2575 | (save-excursion | |
2576 | (set-buffer gnus-article-buffer) | |
2577 | (if interactive | |
2578 | (call-interactively ',afunc) | |
2579 | (apply ',afunc args)))))))) | |
eec82323 LMI |
2580 | '(article-hide-headers |
2581 | article-hide-boring-headers | |
2582 | article-treat-overstrike | |
16409b0b GM |
2583 | article-fill-long-lines |
2584 | article-capitalize-sentences | |
eec82323 LMI |
2585 | article-remove-cr |
2586 | article-display-x-face | |
2587 | article-de-quoted-unreadable | |
16409b0b GM |
2588 | article-de-base64-unreadable |
2589 | article-decode-HZ | |
2590 | article-wash-html | |
2591 | article-hide-list-identifiers | |
eec82323 | 2592 | article-hide-pgp |
16409b0b GM |
2593 | article-strip-banner |
2594 | article-babel | |
eec82323 LMI |
2595 | article-hide-pem |
2596 | article-hide-signature | |
16409b0b | 2597 | article-strip-headers-in-body |
eec82323 LMI |
2598 | article-remove-trailing-blank-lines |
2599 | article-strip-leading-blank-lines | |
2600 | article-strip-multiple-blank-lines | |
2601 | article-strip-leading-space | |
16409b0b | 2602 | article-strip-trailing-space |
eec82323 | 2603 | article-strip-blank-lines |
6748645f | 2604 | article-strip-all-blank-lines |
eec82323 | 2605 | article-date-local |
6748645f | 2606 | article-date-iso8601 |
eec82323 LMI |
2607 | article-date-original |
2608 | article-date-ut | |
16409b0b GM |
2609 | article-decode-mime-words |
2610 | article-decode-charset | |
2611 | article-decode-encoded-words | |
eec82323 LMI |
2612 | article-date-user |
2613 | article-date-lapsed | |
2614 | article-emphasize | |
6748645f | 2615 | article-treat-dumbquotes |
16409b0b | 2616 | article-normalize-headers |
eec82323 LMI |
2617 | (article-show-all . gnus-article-show-all-headers)))) |
2618 | \f | |
2619 | ;;; | |
2620 | ;;; Gnus article mode | |
2621 | ;;; | |
2622 | ||
2623 | (put 'gnus-article-mode 'mode-class 'special) | |
2624 | ||
16409b0b GM |
2625 | (set-keymap-parent gnus-article-mode-map widget-keymap) |
2626 | ||
a8151ef7 LMI |
2627 | (gnus-define-keys gnus-article-mode-map |
2628 | " " gnus-article-goto-next-page | |
2629 | "\177" gnus-article-goto-prev-page | |
2630 | [delete] gnus-article-goto-prev-page | |
16409b0b | 2631 | [backspace] gnus-article-goto-prev-page |
a8151ef7 LMI |
2632 | "\C-c^" gnus-article-refer-article |
2633 | "h" gnus-article-show-summary | |
2634 | "s" gnus-article-show-summary | |
2635 | "\C-c\C-m" gnus-article-mail | |
2636 | "?" gnus-article-describe-briefly | |
16409b0b | 2637 | "e" gnus-summary-edit-article |
a8151ef7 LMI |
2638 | "<" beginning-of-buffer |
2639 | ">" end-of-buffer | |
2640 | "\C-c\C-i" gnus-info-find-node | |
2641 | "\C-c\C-b" gnus-bug | |
2642 | ||
2643 | "\C-d" gnus-article-read-summary-keys | |
2644 | "\M-*" gnus-article-read-summary-keys | |
2645 | "\M-#" gnus-article-read-summary-keys | |
2646 | "\M-^" gnus-article-read-summary-keys | |
2647 | "\M-g" gnus-article-read-summary-keys) | |
2648 | ||
2649 | (substitute-key-definition | |
2650 | 'undefined 'gnus-article-read-summary-keys gnus-article-mode-map) | |
eec82323 LMI |
2651 | |
2652 | (defun gnus-article-make-menu-bar () | |
2653 | (gnus-turn-off-edit-menu 'article) | |
2654 | (unless (boundp 'gnus-article-article-menu) | |
2655 | (easy-menu-define | |
2656 | gnus-article-article-menu gnus-article-mode-map "" | |
2657 | '("Article" | |
2658 | ["Scroll forwards" gnus-article-goto-next-page t] | |
2659 | ["Scroll backwards" gnus-article-goto-prev-page t] | |
2660 | ["Show summary" gnus-article-show-summary t] | |
2661 | ["Fetch Message-ID at point" gnus-article-refer-article t] | |
6748645f LMI |
2662 | ["Mail to address at point" gnus-article-mail t] |
2663 | ["Send a bug report" gnus-bug t])) | |
eec82323 LMI |
2664 | |
2665 | (easy-menu-define | |
2666 | gnus-article-treatment-menu gnus-article-mode-map "" | |
bb367cba | 2667 | ;; Fixme: this should use :active (and maybe :visible). |
eec82323 LMI |
2668 | '("Treatment" |
2669 | ["Hide headers" gnus-article-hide-headers t] | |
2670 | ["Hide signature" gnus-article-hide-signature t] | |
2671 | ["Hide citation" gnus-article-hide-citation t] | |
2672 | ["Treat overstrike" gnus-article-treat-overstrike t] | |
2673 | ["Remove carriage return" gnus-article-remove-cr t] | |
16409b0b GM |
2674 | ["Remove quoted-unreadable" gnus-article-de-quoted-unreadable t] |
2675 | ["Remove base64" gnus-article-de-base64-unreadable t] | |
2676 | ["Treat html" gnus-article-wash-html t] | |
2677 | ["Decode HZ" gnus-article-decode-HZ t])) | |
eec82323 | 2678 | |
6748645f | 2679 | ;; Note "Commands" menu is defined in gnus-sum.el for consistency |
eec82323 LMI |
2680 | |
2681 | (when (boundp 'gnus-summary-post-menu) | |
2682 | (define-key gnus-article-mode-map [menu-bar post] | |
2683 | (cons "Post" gnus-summary-post-menu))) | |
2684 | ||
6748645f | 2685 | (gnus-run-hooks 'gnus-article-menu-hook))) |
eec82323 | 2686 | |
bb367cba DL |
2687 | ;; Fixme: do something for the Emacs tool bar in Article mode a la |
2688 | ;; Summary. | |
2689 | ||
eec82323 LMI |
2690 | (defun gnus-article-mode () |
2691 | "Major mode for displaying an article. | |
2692 | ||
2693 | All normal editing commands are switched off. | |
2694 | ||
2695 | The following commands are available in addition to all summary mode | |
2696 | commands: | |
2697 | \\<gnus-article-mode-map> | |
2698 | \\[gnus-article-next-page]\t Scroll the article one page forwards | |
2699 | \\[gnus-article-prev-page]\t Scroll the article one page backwards | |
2700 | \\[gnus-article-refer-article]\t Go to the article referred to by an article id near point | |
2701 | \\[gnus-article-show-summary]\t Display the summary buffer | |
2702 | \\[gnus-article-mail]\t Send a reply to the address near point | |
2703 | \\[gnus-article-describe-briefly]\t Describe the current mode briefly | |
2704 | \\[gnus-info-find-node]\t Go to the Gnus info node" | |
2705 | (interactive) | |
2706 | (when (gnus-visual-p 'article-menu 'menu) | |
2707 | (gnus-article-make-menu-bar)) | |
eec82323 LMI |
2708 | (gnus-simplify-mode-line) |
2709 | (setq mode-name "Article") | |
2710 | (setq major-mode 'gnus-article-mode) | |
2711 | (make-local-variable 'minor-mode-alist) | |
eec82323 LMI |
2712 | (use-local-map gnus-article-mode-map) |
2713 | (gnus-update-format-specifications nil 'article-mode) | |
2714 | (set (make-local-variable 'page-delimiter) gnus-page-delimiter) | |
6748645f LMI |
2715 | (make-local-variable 'gnus-page-broken) |
2716 | (make-local-variable 'gnus-button-marker-list) | |
2717 | (make-local-variable 'gnus-article-current-summary) | |
16409b0b GM |
2718 | (make-local-variable 'gnus-article-mime-handles) |
2719 | (make-local-variable 'gnus-article-decoded-p) | |
2720 | (make-local-variable 'gnus-article-mime-handle-alist) | |
2721 | (make-local-variable 'gnus-article-wash-types) | |
eec82323 | 2722 | (gnus-set-default-directory) |
16409b0b | 2723 | (buffer-disable-undo) |
eec82323 LMI |
2724 | (setq buffer-read-only t) |
2725 | (set-syntax-table gnus-article-mode-syntax-table) | |
16409b0b | 2726 | (mm-enable-multibyte) |
6748645f | 2727 | (gnus-run-hooks 'gnus-article-mode-hook)) |
eec82323 LMI |
2728 | |
2729 | (defun gnus-article-setup-buffer () | |
2730 | "Initialize the article buffer." | |
2731 | (let* ((name (if gnus-single-article-buffer "*Article*" | |
2732 | (concat "*Article " gnus-newsgroup-name "*"))) | |
2733 | (original | |
2734 | (progn (string-match "\\*Article" name) | |
2735 | (concat " *Original Article" | |
2736 | (substring name (match-end 0)))))) | |
2737 | (setq gnus-article-buffer name) | |
2738 | (setq gnus-original-article-buffer original) | |
16409b0b | 2739 | (setq gnus-article-mime-handle-alist nil) |
eec82323 LMI |
2740 | ;; This might be a variable local to the summary buffer. |
2741 | (unless gnus-single-article-buffer | |
2742 | (save-excursion | |
2743 | (set-buffer gnus-summary-buffer) | |
2744 | (setq gnus-article-buffer name) | |
2745 | (setq gnus-original-article-buffer original) | |
2746 | (gnus-set-global-variables))) | |
16409b0b | 2747 | (gnus-article-setup-highlight-words) |
eec82323 LMI |
2748 | ;; Init original article buffer. |
2749 | (save-excursion | |
6748645f | 2750 | (set-buffer (gnus-get-buffer-create gnus-original-article-buffer)) |
16409b0b | 2751 | (mm-enable-multibyte) |
eec82323 | 2752 | (setq major-mode 'gnus-original-article-mode) |
eec82323 LMI |
2753 | (make-local-variable 'gnus-original-article)) |
2754 | (if (get-buffer name) | |
2755 | (save-excursion | |
2756 | (set-buffer name) | |
16409b0b GM |
2757 | (when gnus-article-mime-handles |
2758 | (mm-destroy-parts gnus-article-mime-handles) | |
2759 | (setq gnus-article-mime-handles nil)) | |
2760 | ;; Set it to nil in article-buffer! | |
2761 | (setq gnus-article-mime-handle-alist nil) | |
2762 | (buffer-disable-undo) | |
eec82323 | 2763 | (setq buffer-read-only t) |
eec82323 LMI |
2764 | (unless (eq major-mode 'gnus-article-mode) |
2765 | (gnus-article-mode)) | |
2766 | (current-buffer)) | |
2767 | (save-excursion | |
6748645f | 2768 | (set-buffer (gnus-get-buffer-create name)) |
eec82323 LMI |
2769 | (gnus-article-mode) |
2770 | (make-local-variable 'gnus-summary-buffer) | |
16409b0b | 2771 | (gnus-summary-set-local-parameters gnus-newsgroup-name) |
eec82323 LMI |
2772 | (current-buffer))))) |
2773 | ||
2774 | ;; Set article window start at LINE, where LINE is the number of lines | |
2775 | ;; from the head of the article. | |
2776 | (defun gnus-article-set-window-start (&optional line) | |
2777 | (set-window-start | |
2778 | (get-buffer-window gnus-article-buffer t) | |
2779 | (save-excursion | |
2780 | (set-buffer gnus-article-buffer) | |
2781 | (goto-char (point-min)) | |
2782 | (if (not line) | |
2783 | (point-min) | |
2784 | (gnus-message 6 "Moved to bookmark") | |
2785 | (search-forward "\n\n" nil t) | |
2786 | (forward-line line) | |
2787 | (point))))) | |
2788 | ||
2789 | (defun gnus-article-prepare (article &optional all-headers header) | |
2790 | "Prepare ARTICLE in article mode buffer. | |
2791 | ARTICLE should either be an article number or a Message-ID. | |
2792 | If ARTICLE is an id, HEADER should be the article headers. | |
2793 | If ALL-HEADERS is non-nil, no headers are hidden." | |
2794 | (save-excursion | |
2795 | ;; Make sure we start in a summary buffer. | |
2796 | (unless (eq major-mode 'gnus-summary-mode) | |
2797 | (set-buffer gnus-summary-buffer)) | |
2798 | (setq gnus-summary-buffer (current-buffer)) | |
eec82323 LMI |
2799 | (let* ((gnus-article (if header (mail-header-number header) article)) |
2800 | (summary-buffer (current-buffer)) | |
6748645f | 2801 | (gnus-tmp-internal-hook gnus-article-internal-prepare-hook) |
eec82323 LMI |
2802 | (group gnus-newsgroup-name) |
2803 | result) | |
2804 | (save-excursion | |
2805 | (gnus-article-setup-buffer) | |
2806 | (set-buffer gnus-article-buffer) | |
2807 | ;; Deactivate active regions. | |
2808 | (when (and (boundp 'transient-mark-mode) | |
2809 | transient-mark-mode) | |
2810 | (setq mark-active nil)) | |
2811 | (if (not (setq result (let ((buffer-read-only nil)) | |
2812 | (gnus-request-article-this-buffer | |
2813 | article group)))) | |
2814 | ;; There is no such article. | |
2815 | (save-excursion | |
2816 | (when (and (numberp article) | |
2817 | (not (memq article gnus-newsgroup-sparse))) | |
2818 | (setq gnus-article-current | |
2819 | (cons gnus-newsgroup-name article)) | |
2820 | (set-buffer gnus-summary-buffer) | |
2821 | (setq gnus-current-article article) | |
6748645f LMI |
2822 | (if (eq (gnus-article-mark article) gnus-undownloaded-mark) |
2823 | (progn | |
2824 | (gnus-summary-set-agent-mark article) | |
2825 | (message "Message marked for downloading")) | |
2826 | (gnus-summary-mark-article article gnus-canceled-mark) | |
2827 | (unless (memq article gnus-newsgroup-sparse) | |
16409b0b | 2828 | (gnus-error 1 "No such article (may have expired or been canceled)"))))) |
6748645f LMI |
2829 | (if (or (eq result 'pseudo) |
2830 | (eq result 'nneething)) | |
eec82323 LMI |
2831 | (progn |
2832 | (save-excursion | |
2833 | (set-buffer summary-buffer) | |
6748645f | 2834 | (push article gnus-newsgroup-history) |
eec82323 | 2835 | (setq gnus-last-article gnus-current-article |
eec82323 LMI |
2836 | gnus-current-article 0 |
2837 | gnus-current-headers nil | |
2838 | gnus-article-current nil) | |
2839 | (if (eq result 'nneething) | |
2840 | (gnus-configure-windows 'summary) | |
2841 | (gnus-configure-windows 'article)) | |
2842 | (gnus-set-global-variables)) | |
16409b0b GM |
2843 | (let ((gnus-article-mime-handle-alist-1 |
2844 | gnus-article-mime-handle-alist)) | |
2845 | (gnus-set-mode-line 'article))) | |
eec82323 LMI |
2846 | ;; The result from the `request' was an actual article - |
2847 | ;; or at least some text that is now displayed in the | |
2848 | ;; article buffer. | |
2849 | (when (and (numberp article) | |
2850 | (not (eq article gnus-current-article))) | |
2851 | ;; Seems like a new article has been selected. | |
2852 | ;; `gnus-current-article' must be an article number. | |
2853 | (save-excursion | |
2854 | (set-buffer summary-buffer) | |
6748645f | 2855 | (push article gnus-newsgroup-history) |
eec82323 | 2856 | (setq gnus-last-article gnus-current-article |
eec82323 LMI |
2857 | gnus-current-article article |
2858 | gnus-current-headers | |
2859 | (gnus-summary-article-header gnus-current-article) | |
2860 | gnus-article-current | |
2861 | (cons gnus-newsgroup-name gnus-current-article)) | |
2862 | (unless (vectorp gnus-current-headers) | |
2863 | (setq gnus-current-headers nil)) | |
6748645f LMI |
2864 | (gnus-summary-goto-subject gnus-current-article) |
2865 | (when (gnus-summary-show-thread) | |
2866 | ;; If the summary buffer really was folded, the | |
2867 | ;; previous goto may not actually have gone to | |
2868 | ;; the right article, but the thread root instead. | |
2869 | ;; So we go again. | |
2870 | (gnus-summary-goto-subject gnus-current-article)) | |
2871 | (gnus-run-hooks 'gnus-mark-article-hook) | |
eec82323 LMI |
2872 | (gnus-set-mode-line 'summary) |
2873 | (when (gnus-visual-p 'article-highlight 'highlight) | |
6748645f | 2874 | (gnus-run-hooks 'gnus-visual-mark-article-hook)) |
eec82323 | 2875 | ;; Set the global newsgroup variables here. |
eec82323 LMI |
2876 | (gnus-set-global-variables) |
2877 | (setq gnus-have-all-headers | |
6748645f | 2878 | (or all-headers gnus-show-all-headers)))) |
e0bad764 DL |
2879 | (save-excursion |
2880 | (gnus-configure-windows 'article)) | |
eec82323 LMI |
2881 | (when (or (numberp article) |
2882 | (stringp article)) | |
16409b0b | 2883 | (gnus-article-prepare-display) |
eec82323 LMI |
2884 | ;; Do page break. |
2885 | (goto-char (point-min)) | |
2886 | (setq gnus-page-broken | |
2887 | (when gnus-break-pages | |
2888 | (gnus-narrow-to-page) | |
2889 | t))) | |
16409b0b GM |
2890 | (let ((gnus-article-mime-handle-alist-1 |
2891 | gnus-article-mime-handle-alist)) | |
2892 | (gnus-set-mode-line 'article)) | |
2893 | (article-goto-body) | |
6748645f | 2894 | (set-window-point (get-buffer-window (current-buffer)) (point)) |
16409b0b | 2895 | (gnus-configure-windows 'article) |
eec82323 LMI |
2896 | t)))))) |
2897 | ||
16409b0b GM |
2898 | ;;;###autoload |
2899 | (defun gnus-article-prepare-display () | |
2900 | "Make the current buffer look like a nice article." | |
2901 | ;; Hooks for getting information from the article. | |
2902 | ;; This hook must be called before being narrowed. | |
2903 | (let ((gnus-article-buffer (current-buffer)) | |
2904 | buffer-read-only) | |
2905 | (unless (eq major-mode 'gnus-article-mode) | |
2906 | (gnus-article-mode)) | |
2907 | (setq buffer-read-only nil | |
2908 | gnus-article-wash-types nil) | |
2909 | (gnus-run-hooks 'gnus-tmp-internal-hook) | |
2910 | (when gnus-display-mime-function | |
2911 | (funcall gnus-display-mime-function)) | |
2912 | (gnus-run-hooks 'gnus-article-prepare-hook))) | |
2913 | ||
2914 | ;;; | |
2915 | ;;; Gnus MIME viewing functions | |
2916 | ;;; | |
2917 | ||
2918 | (defvar gnus-mime-button-line-format "%{%([%p. %d%T]%)%}%e\n" | |
2919 | "The following specs can be used: | |
2920 | %t The MIME type | |
2921 | %T MIME type, along with additional info | |
2922 | %n The `name' parameter | |
2923 | %d The description, if any | |
2924 | %l The length of the encoded part | |
2925 | %p The part identifier number | |
2926 | %e Dots if the part isn't displayed") | |
2927 | ||
2928 | (defvar gnus-mime-button-line-format-alist | |
2929 | '((?t gnus-tmp-type ?s) | |
2930 | (?T gnus-tmp-type-long ?s) | |
2931 | (?n gnus-tmp-name ?s) | |
2932 | (?d gnus-tmp-description ?s) | |
2933 | (?p gnus-tmp-id ?s) | |
2934 | (?l gnus-tmp-length ?d) | |
2935 | (?e gnus-tmp-dots ?s))) | |
2936 | ||
2937 | (defvar gnus-mime-button-commands | |
2938 | '((gnus-article-press-button "\r" "Toggle Display") | |
2939 | (gnus-mime-view-part "v" "View Interactively...") | |
2940 | (gnus-mime-view-part-as-type "t" "View As Type...") | |
2941 | (gnus-mime-save-part "o" "Save...") | |
2942 | (gnus-mime-copy-part "c" "View As Text, In Other Buffer") | |
2943 | (gnus-mime-inline-part "i" "View As Text, In This Buffer") | |
2944 | (gnus-mime-internalize-part "E" "View Internally") | |
2945 | (gnus-mime-externalize-part "e" "View Externally") | |
e0bad764 DL |
2946 | (gnus-mime-pipe-part "|" "Pipe To Command...") |
2947 | (gnus-mime-action-on-part "." "Take action on the part"))) | |
16409b0b GM |
2948 | |
2949 | (defun gnus-article-mime-part-status () | |
2950 | (if gnus-article-mime-handle-alist-1 | |
2951 | (format " (%d parts)" (length gnus-article-mime-handle-alist-1)) | |
2952 | "")) | |
2953 | ||
2954 | (defvar gnus-mime-button-map | |
2955 | (let ((map (make-sparse-keymap))) | |
bb367cba DL |
2956 | ;; Not for Emacs 21: fixme better. |
2957 | ;; (set-keymap-parent map gnus-article-mode-map) | |
16409b0b GM |
2958 | (define-key map gnus-mouse-2 'gnus-article-push-button) |
2959 | (define-key map gnus-down-mouse-3 'gnus-mime-button-menu) | |
2960 | (dolist (c gnus-mime-button-commands) | |
2961 | (define-key map (cadr c) (car c))) | |
2962 | map)) | |
2963 | ||
2964 | (defun gnus-mime-button-menu (event) | |
2965 | "Construct a context-sensitive menu of MIME commands." | |
2966 | (interactive "e") | |
2967 | (save-excursion | |
bb367cba DL |
2968 | (mouse-set-point event) |
2969 | (gnus-article-check-buffer) | |
2970 | (let ((response (x-popup-menu | |
2971 | t `("MIME Part" | |
2972 | ("" ,@(mapcar (lambda (c) | |
2973 | (cons (caddr c) (car c))) | |
2974 | gnus-mime-button-commands)))))) | |
2975 | (if response | |
2976 | (call-interactively response))))) | |
16409b0b GM |
2977 | |
2978 | (defun gnus-mime-view-all-parts (&optional handles) | |
2979 | "View all the MIME parts." | |
2980 | (interactive) | |
2981 | (save-current-buffer | |
2982 | (set-buffer gnus-article-buffer) | |
2983 | (let ((handles (or handles gnus-article-mime-handles)) | |
2984 | (mail-parse-charset gnus-newsgroup-charset) | |
2985 | (mail-parse-ignored-charsets | |
2986 | (save-excursion (set-buffer gnus-summary-buffer) | |
2987 | gnus-newsgroup-ignored-charsets))) | |
2988 | (if (stringp (car handles)) | |
2989 | (gnus-mime-view-all-parts (cdr handles)) | |
2990 | (mapcar 'mm-display-part handles))))) | |
2991 | ||
2992 | (defun gnus-mime-save-part () | |
2993 | "Save the MIME part under point." | |
2994 | (interactive) | |
2995 | (gnus-article-check-buffer) | |
2996 | (let ((data (get-text-property (point) 'gnus-data))) | |
2997 | (mm-save-part data))) | |
2998 | ||
2999 | (defun gnus-mime-pipe-part () | |
3000 | "Pipe the MIME part under point to a process." | |
3001 | (interactive) | |
3002 | (gnus-article-check-buffer) | |
3003 | (let ((data (get-text-property (point) 'gnus-data))) | |
3004 | (mm-pipe-part data))) | |
3005 | ||
3006 | (defun gnus-mime-view-part () | |
3007 | "Interactively choose a viewing method for the MIME part under point." | |
3008 | (interactive) | |
3009 | (gnus-article-check-buffer) | |
3010 | (let ((data (get-text-property (point) 'gnus-data))) | |
3011 | (mm-interactively-view-part data))) | |
3012 | ||
3013 | (defun gnus-mime-view-part-as-type-internal () | |
3014 | (gnus-article-check-buffer) | |
3015 | (let* ((name (mail-content-type-get | |
3016 | (mm-handle-type (get-text-property (point) 'gnus-data)) | |
3017 | 'name)) | |
3018 | (def-type (and name (mm-default-file-encoding name)))) | |
3019 | (and def-type (cons def-type 0)))) | |
3020 | ||
3021 | (defun gnus-mime-view-part-as-type (mime-type) | |
3022 | "Choose a MIME media type, and view the part as such." | |
3023 | (interactive | |
3024 | (list (completing-read | |
3025 | "View as MIME type: " | |
3026 | (mapcar #'list (mailcap-mime-types)) | |
3027 | nil nil | |
3028 | (gnus-mime-view-part-as-type-internal)))) | |
3029 | (gnus-article-check-buffer) | |
3030 | (let ((handle (get-text-property (point) 'gnus-data))) | |
3031 | (gnus-mm-display-part | |
3032 | (mm-make-handle (mm-handle-buffer handle) | |
3033 | (cons mime-type (cdr (mm-handle-type handle))) | |
3034 | (mm-handle-encoding handle) | |
3035 | (mm-handle-undisplayer handle) | |
3036 | (mm-handle-disposition handle) | |
3037 | (mm-handle-description handle) | |
3038 | (mm-handle-cache handle) | |
3039 | (mm-handle-id handle))))) | |
3040 | ||
3041 | (defun gnus-mime-copy-part (&optional handle) | |
3042 | "Put the the MIME part under point into a new buffer." | |
3043 | (interactive) | |
3044 | (gnus-article-check-buffer) | |
3045 | (let* ((handle (or handle (get-text-property (point) 'gnus-data))) | |
3046 | (contents (mm-get-part handle))| | |
3047 | (base (file-name-nondirectory | |
3048 | (or | |
3049 | (mail-content-type-get (mm-handle-type handle) 'name) | |
3050 | (mail-content-type-get (mm-handle-type handle) | |
3051 | 'filename) | |
3052 | "*decoded*"))) | |
3053 | (buffer (generate-new-buffer base))) | |
3054 | (switch-to-buffer buffer) | |
3055 | (insert contents) | |
3056 | ;; We do it this way to make `normal-mode' set the appropriate mode. | |
3057 | (unwind-protect | |
3058 | (progn | |
3059 | (setq buffer-file-name (expand-file-name base)) | |
3060 | (normal-mode)) | |
3061 | (setq buffer-file-name nil)) | |
3062 | (goto-char (point-min)))) | |
3063 | ||
e0bad764 | 3064 | (defun gnus-mime-inline-part (&optional handle arg) |
16409b0b | 3065 | "Insert the MIME part under point into the current buffer." |
e0bad764 | 3066 | (interactive (list nil current-prefix-arg)) |
16409b0b GM |
3067 | (gnus-article-check-buffer) |
3068 | (let* ((handle (or handle (get-text-property (point) 'gnus-data))) | |
e0bad764 | 3069 | contents charset |
16409b0b GM |
3070 | (b (point)) |
3071 | buffer-read-only) | |
3072 | (if (mm-handle-undisplayer handle) | |
3073 | (mm-remove-part handle) | |
3074 | (setq contents (mm-get-part handle)) | |
e0bad764 DL |
3075 | (cond |
3076 | ((not arg) | |
3077 | (setq charset (or (mail-content-type-get | |
3078 | (mm-handle-type handle) 'charset) | |
3079 | gnus-newsgroup-charset))) | |
3080 | ((numberp arg) | |
3081 | (setq charset | |
3082 | (or (cdr (assq arg | |
3083 | gnus-summary-show-article-charset-alist)) | |
3084 | (read-coding-system "Charset: "))))) | |
16409b0b | 3085 | (forward-line 2) |
e0bad764 DL |
3086 | (mm-insert-inline handle |
3087 | (if (and charset | |
3088 | (setq charset (mm-charset-to-coding-system | |
3089 | charset)) | |
3090 | (not (eq charset 'ascii))) | |
3091 | (mm-decode-coding-string contents charset) | |
3092 | contents)) | |
16409b0b GM |
3093 | (goto-char b)))) |
3094 | ||
3095 | (defun gnus-mime-externalize-part (&optional handle) | |
3096 | "View the MIME part under point with an external viewer." | |
3097 | (interactive) | |
3098 | (gnus-article-check-buffer) | |
3099 | (let* ((handle (or handle (get-text-property (point) 'gnus-data))) | |
3100 | (mm-user-display-methods nil) | |
3101 | (mm-inlined-types nil) | |
3102 | (mail-parse-charset gnus-newsgroup-charset) | |
3103 | (mail-parse-ignored-charsets | |
3104 | (save-excursion (set-buffer gnus-summary-buffer) | |
3105 | gnus-newsgroup-ignored-charsets))) | |
3106 | (if (mm-handle-undisplayer handle) | |
3107 | (mm-remove-part handle) | |
3108 | (mm-display-part handle)))) | |
3109 | ||
3110 | (defun gnus-mime-internalize-part (&optional handle) | |
3111 | "View the MIME part under point with an internal viewer. | |
3112 | In no internal viewer is available, use an external viewer." | |
3113 | (interactive) | |
3114 | (gnus-article-check-buffer) | |
3115 | (let* ((handle (or handle (get-text-property (point) 'gnus-data))) | |
3116 | (mm-inlined-types '(".*")) | |
3117 | (mm-inline-large-images t) | |
3118 | (mail-parse-charset gnus-newsgroup-charset) | |
3119 | (mail-parse-ignored-charsets | |
3120 | (save-excursion (set-buffer gnus-summary-buffer) | |
3121 | gnus-newsgroup-ignored-charsets))) | |
3122 | (if (mm-handle-undisplayer handle) | |
3123 | (mm-remove-part handle) | |
3124 | (mm-display-part handle)))) | |
3125 | ||
e0bad764 DL |
3126 | (defun gnus-mime-action-on-part (&optional action) |
3127 | "Do something with the MIME attachment at \(point\)." | |
3128 | (interactive | |
3129 | (list (completing-read "Action: " gnus-mime-action-alist))) | |
3130 | (gnus-article-check-buffer) | |
3131 | (let ((action-pair (assoc action gnus-mime-action-alist))) | |
3132 | (if action-pair | |
3133 | (funcall (cdr action-pair))))) | |
3134 | ||
3135 | ||
16409b0b GM |
3136 | (defun gnus-article-part-wrapper (n function) |
3137 | (save-current-buffer | |
3138 | (set-buffer gnus-article-buffer) | |
3139 | (when (> n (length gnus-article-mime-handle-alist)) | |
3140 | (error "No such part")) | |
3141 | (gnus-article-goto-part n) | |
3142 | (let ((handle (cdr (assq n gnus-article-mime-handle-alist)))) | |
3143 | (funcall function handle)))) | |
3144 | ||
3145 | (defun gnus-article-pipe-part (n) | |
3146 | "Pipe MIME part N, which is the numerical prefix." | |
3147 | (interactive "p") | |
3148 | (gnus-article-part-wrapper n 'mm-pipe-part)) | |
3149 | ||
3150 | (defun gnus-article-save-part (n) | |
3151 | "Save MIME part N, which is the numerical prefix." | |
3152 | (interactive "p") | |
3153 | (gnus-article-part-wrapper n 'mm-save-part)) | |
3154 | ||
3155 | (defun gnus-article-interactively-view-part (n) | |
3156 | "View MIME part N interactively, which is the numerical prefix." | |
3157 | (interactive "p") | |
3158 | (gnus-article-part-wrapper n 'mm-interactively-view-part)) | |
3159 | ||
3160 | (defun gnus-article-copy-part (n) | |
3161 | "Copy MIME part N, which is the numerical prefix." | |
3162 | (interactive "p") | |
3163 | (gnus-article-part-wrapper n 'gnus-mime-copy-part)) | |
3164 | ||
3165 | (defun gnus-article-externalize-part (n) | |
3166 | "View MIME part N externally, which is the numerical prefix." | |
3167 | (interactive "p") | |
3168 | (gnus-article-part-wrapper n 'gnus-mime-externalize-part)) | |
3169 | ||
3170 | (defun gnus-article-inline-part (n) | |
3171 | "Inline MIME part N, which is the numerical prefix." | |
3172 | (interactive "p") | |
3173 | (gnus-article-part-wrapper n 'gnus-mime-inline-part)) | |
3174 | ||
3175 | (defun gnus-article-mime-match-handle-first (condition) | |
3176 | (if condition | |
3177 | (let ((alist gnus-article-mime-handle-alist) ihandle n) | |
3178 | (while (setq ihandle (pop alist)) | |
3179 | (if (and (cond | |
3180 | ((functionp condition) | |
3181 | (funcall condition (cdr ihandle))) | |
3182 | ((eq condition 'undisplayed) | |
3183 | (not (or (mm-handle-undisplayer (cdr ihandle)) | |
3184 | (equal (mm-handle-media-type (cdr ihandle)) | |
3185 | "multipart/alternative")))) | |
3186 | ((eq condition 'undisplayed-alternative) | |
3187 | (not (mm-handle-undisplayer (cdr ihandle)))) | |
3188 | (t t)) | |
3189 | (gnus-article-goto-part (car ihandle)) | |
3190 | (or (not n) (< (car ihandle) n))) | |
3191 | (setq n (car ihandle)))) | |
3192 | (or n 1)) | |
3193 | 1)) | |
3194 | ||
3195 | (defun gnus-article-view-part (&optional n) | |
3196 | "View MIME part N, which is the numerical prefix." | |
3197 | (interactive "P") | |
3198 | (save-current-buffer | |
3199 | (set-buffer gnus-article-buffer) | |
3200 | (or (numberp n) (setq n (gnus-article-mime-match-handle-first | |
3201 | gnus-article-mime-match-handle-function))) | |
3202 | (when (> n (length gnus-article-mime-handle-alist)) | |
3203 | (error "No such part")) | |
3204 | (let ((handle (cdr (assq n gnus-article-mime-handle-alist)))) | |
3205 | (when (gnus-article-goto-part n) | |
3206 | (if (equal (car handle) "multipart/alternative") | |
3207 | (gnus-article-press-button) | |
3208 | (when (eq (gnus-mm-display-part handle) 'internal) | |
3209 | (gnus-set-window-start))))))) | |
3210 | ||
e0bad764 DL |
3211 | (defsubst gnus-article-mime-total-parts () |
3212 | (if (bufferp (car gnus-article-mime-handles)) | |
3213 | 1 ;; single part | |
3214 | (1- (length gnus-article-mime-handles)))) | |
3215 | ||
16409b0b GM |
3216 | (defun gnus-mm-display-part (handle) |
3217 | "Display HANDLE and fix MIME button." | |
3218 | (let ((id (get-text-property (point) 'gnus-part)) | |
3219 | (point (point)) | |
3220 | buffer-read-only) | |
3221 | (forward-line 1) | |
3222 | (prog1 | |
3223 | (let ((window (selected-window)) | |
3224 | (mail-parse-charset gnus-newsgroup-charset) | |
3225 | (mail-parse-ignored-charsets | |
3226 | (save-excursion (set-buffer gnus-summary-buffer) | |
3227 | gnus-newsgroup-ignored-charsets))) | |
3228 | (save-excursion | |
3229 | (unwind-protect | |
3230 | (let ((win (get-buffer-window (current-buffer) t)) | |
3231 | (beg (point))) | |
3232 | (when win | |
3233 | (select-window win)) | |
3234 | (goto-char point) | |
3235 | (forward-line) | |
3236 | (if (mm-handle-displayed-p handle) | |
3237 | ;; This will remove the part. | |
3238 | (mm-display-part handle) | |
3239 | (save-restriction | |
3240 | (narrow-to-region (point) (1+ (point))) | |
3241 | (mm-display-part handle) | |
3242 | ;; We narrow to the part itself and | |
3243 | ;; then call the treatment functions. | |
3244 | (goto-char (point-min)) | |
3245 | (forward-line 1) | |
3246 | (narrow-to-region (point) (point-max)) | |
3247 | (gnus-treat-article | |
3248 | nil id | |
e0bad764 | 3249 | (gnus-article-mime-total-parts) |
16409b0b GM |
3250 | (mm-handle-media-type handle))))) |
3251 | (select-window window)))) | |
3252 | (goto-char point) | |
3253 | (delete-region (gnus-point-at-bol) (progn (forward-line 1) (point))) | |
3254 | (gnus-insert-mime-button | |
3255 | handle id (list (mm-handle-displayed-p handle))) | |
3256 | (goto-char point)))) | |
3257 | ||
3258 | (defun gnus-article-goto-part (n) | |
3259 | "Go to MIME part N." | |
3260 | (let ((point (text-property-any (point-min) (point-max) 'gnus-part n))) | |
3261 | (when point | |
3262 | (goto-char point)))) | |
3263 | ||
3264 | (defun gnus-insert-mime-button (handle gnus-tmp-id &optional displayed) | |
3265 | (let ((gnus-tmp-name | |
3266 | (or (mail-content-type-get (mm-handle-type handle) | |
3267 | 'name) | |
3268 | (mail-content-type-get (mm-handle-disposition handle) | |
3269 | 'filename) | |
3270 | "")) | |
3271 | (gnus-tmp-type (mm-handle-media-type handle)) | |
3272 | (gnus-tmp-description | |
3273 | (mail-decode-encoded-word-string (or (mm-handle-description handle) | |
3274 | ""))) | |
3275 | (gnus-tmp-dots | |
3276 | (if (if displayed (car displayed) | |
3277 | (mm-handle-displayed-p handle)) | |
3278 | "" "...")) | |
3279 | (gnus-tmp-length (with-current-buffer (mm-handle-buffer handle) | |
3280 | (buffer-size))) | |
3281 | gnus-tmp-type-long b e) | |
3282 | (when (string-match ".*/" gnus-tmp-name) | |
3283 | (setq gnus-tmp-name (replace-match "" t t gnus-tmp-name))) | |
3284 | (setq gnus-tmp-type-long (concat gnus-tmp-type | |
3285 | (and (not (equal gnus-tmp-name "")) | |
3286 | (concat "; " gnus-tmp-name)))) | |
3287 | (or (equal gnus-tmp-description "") | |
3288 | (setq gnus-tmp-type-long (concat " --- " gnus-tmp-type-long))) | |
3289 | (unless (bolp) | |
3290 | (insert "\n")) | |
3291 | (setq b (point)) | |
3292 | (gnus-eval-format | |
3293 | gnus-mime-button-line-format gnus-mime-button-line-format-alist | |
bb367cba DL |
3294 | `(keymap ,gnus-mime-button-map |
3295 | ;; Not for Emacs 21: fixme better. | |
3296 | ;; local-map ,gnus-mime-button-map | |
3297 | gnus-callback gnus-mm-display-part | |
3298 | gnus-part ,gnus-tmp-id | |
3299 | article-type annotation | |
3300 | gnus-data ,handle)) | |
16409b0b GM |
3301 | (setq e (point)) |
3302 | (widget-convert-button | |
3303 | 'link b e | |
3304 | :mime-handle handle | |
3305 | :action 'gnus-widget-press-button | |
3306 | :button-keymap gnus-mime-button-map | |
3307 | :help-echo | |
3308 | (lambda (widget/window &optional overlay pos) | |
3309 | ;; Needed to properly clear the message due to a bug in | |
3310 | ;; wid-edit (XEmacs only). | |
3311 | (if (boundp 'help-echo-owns-message) | |
3312 | (setq help-echo-owns-message t)) | |
3313 | (format | |
3314 | "%S: %s the MIME part; %S: more options" | |
3315 | (aref gnus-mouse-2 0) | |
3316 | ;; XEmacs will get a single widget arg; Emacs 21 will get | |
3317 | ;; window, overlay, position. | |
3318 | (if (mm-handle-displayed-p | |
3319 | (if overlay | |
e0bad764 DL |
3320 | (with-current-buffer (gnus-overlay-buffer overlay) |
3321 | (widget-get (widget-at (gnus-overlay-start overlay)) | |
16409b0b GM |
3322 | :mime-handle)) |
3323 | (widget-get widget/window :mime-handle))) | |
3324 | "hide" "show") | |
3325 | (aref gnus-down-mouse-3 0)))))) | |
3326 | ||
3327 | (defun gnus-widget-press-button (elems el) | |
3328 | (goto-char (widget-get elems :from)) | |
3329 | (gnus-article-press-button)) | |
3330 | ||
3331 | (defvar gnus-displaying-mime nil) | |
3332 | ||
3333 | (defun gnus-display-mime (&optional ihandles) | |
3334 | "Display the MIME parts." | |
3335 | (save-excursion | |
3336 | (save-selected-window | |
3337 | (let ((window (get-buffer-window gnus-article-buffer)) | |
3338 | (point (point))) | |
3339 | (when window | |
3340 | (select-window window) | |
3341 | ;; We have to do this since selecting the window | |
3342 | ;; may change the point. So we set the window point. | |
3343 | (set-window-point window point))) | |
3344 | (let* ((handles (or ihandles (mm-dissect-buffer) (mm-uu-dissect))) | |
3345 | buffer-read-only handle name type b e display) | |
3346 | (when (and (not ihandles) | |
3347 | (not gnus-displaying-mime)) | |
3348 | ;; Top-level call; we clean up. | |
3349 | (when gnus-article-mime-handles | |
3350 | (mm-destroy-parts gnus-article-mime-handles) | |
3351 | (setq gnus-article-mime-handle-alist nil));; A trick. | |
3352 | (setq gnus-article-mime-handles handles) | |
3353 | ;; We allow users to glean info from the handles. | |
3354 | (when gnus-article-mime-part-function | |
3355 | (gnus-mime-part-function handles))) | |
3356 | (if (and handles | |
3357 | (or (not (stringp (car handles))) | |
3358 | (cdr handles))) | |
3359 | (progn | |
3360 | (when (and (not ihandles) | |
3361 | (not gnus-displaying-mime)) | |
3362 | ;; Clean up for mime parts. | |
3363 | (article-goto-body) | |
3364 | (delete-region (point) (point-max))) | |
3365 | (let ((gnus-displaying-mime t)) | |
3366 | (gnus-mime-display-part handles))) | |
3367 | (save-restriction | |
3368 | (article-goto-body) | |
3369 | (narrow-to-region (point) (point-max)) | |
3370 | (gnus-treat-article nil 1 1) | |
3371 | (widen))) | |
3372 | (unless ihandles | |
3373 | ;; Highlight the headers. | |
3374 | (save-excursion | |
3375 | (save-restriction | |
3376 | (article-goto-body) | |
3377 | (narrow-to-region (point-min) (point)) | |
3378 | (gnus-treat-article 'head)))))))) | |
3379 | ||
3380 | (defvar gnus-mime-display-multipart-as-mixed nil) | |
3381 | ||
3382 | (defun gnus-mime-display-part (handle) | |
3383 | (cond | |
3384 | ;; Single part. | |
3385 | ((not (stringp (car handle))) | |
3386 | (gnus-mime-display-single handle)) | |
3387 | ;; User-defined multipart | |
3388 | ((cdr (assoc (car handle) gnus-mime-multipart-functions)) | |
3389 | (funcall (cdr (assoc (car handle) gnus-mime-multipart-functions)) | |
3390 | handle)) | |
3391 | ;; multipart/alternative | |
3392 | ((and (equal (car handle) "multipart/alternative") | |
3393 | (not gnus-mime-display-multipart-as-mixed)) | |
3394 | (let ((id (1+ (length gnus-article-mime-handle-alist)))) | |
3395 | (push (cons id handle) gnus-article-mime-handle-alist) | |
3396 | (gnus-mime-display-alternative (cdr handle) nil nil id))) | |
3397 | ;; multipart/related | |
3398 | ((and (equal (car handle) "multipart/related") | |
3399 | (not gnus-mime-display-multipart-as-mixed)) | |
3400 | ;;;!!!We should find the start part, but we just default | |
3401 | ;;;!!!to the first part. | |
3402 | (gnus-mime-display-part (cadr handle))) | |
3403 | ;; Other multiparts are handled like multipart/mixed. | |
3404 | (t | |
3405 | (gnus-mime-display-mixed (cdr handle))))) | |
3406 | ||
3407 | (defun gnus-mime-part-function (handles) | |
3408 | (if (stringp (car handles)) | |
3409 | (mapcar 'gnus-mime-part-function (cdr handles)) | |
3410 | (funcall gnus-article-mime-part-function handles))) | |
3411 | ||
3412 | (defun gnus-mime-display-mixed (handles) | |
3413 | (mapcar 'gnus-mime-display-part handles)) | |
3414 | ||
3415 | (defun gnus-mime-display-single (handle) | |
3416 | (let ((type (mm-handle-media-type handle)) | |
3417 | (ignored gnus-ignored-mime-types) | |
3418 | (not-attachment t) | |
3419 | (move nil) | |
3420 | display text) | |
3421 | (catch 'ignored | |
3422 | (progn | |
3423 | (while ignored | |
3424 | (when (string-match (pop ignored) type) | |
3425 | (throw 'ignored nil))) | |
3426 | (if (and (setq not-attachment | |
3427 | (and (not (mm-inline-override-p handle)) | |
3428 | (or (not (mm-handle-disposition handle)) | |
3429 | (equal (car (mm-handle-disposition handle)) | |
3430 | "inline") | |
3431 | (mm-attachment-override-p handle)))) | |
3432 | (mm-automatic-display-p handle) | |
3433 | (or (mm-inlined-p handle) | |
3434 | (mm-automatic-external-display-p type))) | |
3435 | (setq display t) | |
3436 | (when (equal (mm-handle-media-supertype handle) "text") | |
3437 | (setq text t))) | |
e0bad764 DL |
3438 | (let ((id (1+ (length gnus-article-mime-handle-alist))) |
3439 | beg) | |
16409b0b GM |
3440 | (push (cons id handle) gnus-article-mime-handle-alist) |
3441 | (when (or (not display) | |
3442 | (not (gnus-unbuttonized-mime-type-p type))) | |
3443 | ;(gnus-article-insert-newline) | |
3444 | (gnus-insert-mime-button | |
3445 | handle id (list (or display (and not-attachment text)))) | |
3446 | (gnus-article-insert-newline) | |
3447 | ;(gnus-article-insert-newline) | |
e0bad764 DL |
3448 | (setq move t)) |
3449 | (setq beg (point)) | |
16409b0b GM |
3450 | (cond |
3451 | (display | |
3452 | (when move | |
3453 | (forward-line -2) | |
3454 | (setq beg (point))) | |
3455 | (let ((mail-parse-charset gnus-newsgroup-charset) | |
3456 | (mail-parse-ignored-charsets | |
3457 | (save-excursion (condition-case () | |
3458 | (set-buffer gnus-summary-buffer) | |
3459 | (error)) | |
3460 | gnus-newsgroup-ignored-charsets))) | |
3461 | (mm-display-part handle t)) | |
3462 | (goto-char (point-max))) | |
3463 | ((and text not-attachment) | |
3464 | (when move | |
3465 | (forward-line -2) | |
3466 | (setq beg (point))) | |
3467 | (gnus-article-insert-newline) | |
3468 | (mm-insert-inline handle (mm-get-part handle)) | |
3469 | (goto-char (point-max)))) | |
3470 | ;; Do highlighting. | |
3471 | (save-excursion | |
3472 | (save-restriction | |
3473 | (narrow-to-region beg (point)) | |
3474 | (gnus-treat-article | |
e0bad764 DL |
3475 | nil id |
3476 | (gnus-article-mime-total-parts) | |
16409b0b GM |
3477 | (mm-handle-media-type handle))))))))) |
3478 | ||
3479 | (defun gnus-unbuttonized-mime-type-p (type) | |
3480 | "Say whether TYPE is to be unbuttonized." | |
3481 | (unless gnus-inhibit-mime-unbuttonizing | |
3482 | (catch 'found | |
3483 | (let ((types gnus-unbuttonized-mime-types)) | |
3484 | (while types | |
3485 | (when (string-match (pop types) type) | |
3486 | (throw 'found t))))))) | |
3487 | ||
3488 | (defun gnus-article-insert-newline () | |
3489 | "Insert a newline, but mark it as undeletable." | |
3490 | (gnus-put-text-property | |
3491 | (point) (progn (insert "\n") (point)) 'gnus-undeletable t)) | |
3492 | ||
3493 | (defun gnus-mime-display-alternative (handles &optional preferred ibegend id) | |
3494 | (let* ((preferred (or preferred (mm-preferred-alternative handles))) | |
3495 | (ihandles handles) | |
3496 | (point (point)) | |
3497 | handle buffer-read-only from props begend not-pref) | |
3498 | (save-window-excursion | |
3499 | (save-restriction | |
3500 | (when ibegend | |
3501 | (narrow-to-region (car ibegend) | |
3502 | (or (cdr ibegend) | |
3503 | (progn | |
3504 | (goto-char (car ibegend)) | |
3505 | (forward-line 2) | |
3506 | (point)))) | |
3507 | (delete-region (point-min) (point-max)) | |
3508 | (mm-remove-parts handles)) | |
3509 | (setq begend (list (point-marker))) | |
3510 | ;; Do the toggle. | |
3511 | (unless (setq not-pref (cadr (member preferred ihandles))) | |
3512 | (setq not-pref (car ihandles))) | |
3513 | (when (or ibegend | |
3514 | (not (gnus-unbuttonized-mime-type-p | |
3515 | "multipart/alternative"))) | |
3516 | (gnus-add-text-properties | |
3517 | (setq from (point)) | |
3518 | (progn | |
3519 | (insert (format "%d. " id)) | |
3520 | (point)) | |
3521 | `(gnus-callback | |
3522 | (lambda (handles) | |
3523 | (unless ,(not ibegend) | |
3524 | (setq gnus-article-mime-handle-alist | |
3525 | ',gnus-article-mime-handle-alist)) | |
3526 | (gnus-mime-display-alternative | |
3527 | ',ihandles ',not-pref ',begend ,id)) | |
bb367cba DL |
3528 | ;; Not for Emacs 21: fixme better. |
3529 | ;; local-map ,gnus-mime-button-map | |
16409b0b GM |
3530 | ,gnus-mouse-face-prop ,gnus-article-mouse-face |
3531 | face ,gnus-article-button-face | |
3532 | keymap ,gnus-mime-button-map | |
3533 | gnus-part ,id | |
3534 | gnus-data ,handle)) | |
3535 | (widget-convert-button 'link from (point) | |
3536 | :action 'gnus-widget-press-button | |
3537 | :button-keymap gnus-widget-button-keymap) | |
3538 | ;; Do the handles | |
3539 | (while (setq handle (pop handles)) | |
3540 | (gnus-add-text-properties | |
3541 | (setq from (point)) | |
3542 | (progn | |
3543 | (insert (format "(%c) %-18s" | |
3544 | (if (equal handle preferred) ?* ? ) | |
3545 | (mm-handle-media-type handle))) | |
3546 | (point)) | |
3547 | `(gnus-callback | |
3548 | (lambda (handles) | |
3549 | (unless ,(not ibegend) | |
3550 | (setq gnus-article-mime-handle-alist | |
3551 | ',gnus-article-mime-handle-alist)) | |
3552 | (gnus-mime-display-alternative | |
3553 | ',ihandles ',handle ',begend ,id)) | |
bb367cba DL |
3554 | ;; Not for Emacs 21: fixme better. |
3555 | ;; local-map ,gnus-mime-button-map | |
16409b0b GM |
3556 | ,gnus-mouse-face-prop ,gnus-article-mouse-face |
3557 | face ,gnus-article-button-face | |
3558 | keymap ,gnus-mime-button-map | |
3559 | gnus-part ,id | |
3560 | gnus-data ,handle)) | |
3561 | (widget-convert-button 'link from (point) | |
3562 | :action 'gnus-widget-press-button | |
3563 | :button-keymap gnus-widget-button-keymap) | |
3564 | (insert " ")) | |
3565 | (insert "\n\n")) | |
3566 | (when preferred | |
3567 | (if (stringp (car preferred)) | |
3568 | (gnus-display-mime preferred) | |
3569 | (let ((mail-parse-charset gnus-newsgroup-charset) | |
3570 | (mail-parse-ignored-charsets | |
3571 | (save-excursion (set-buffer gnus-summary-buffer) | |
3572 | gnus-newsgroup-ignored-charsets))) | |
3573 | (mm-display-part preferred) | |
3574 | ;; Do highlighting. | |
3575 | (save-excursion | |
3576 | (save-restriction | |
3577 | (narrow-to-region (car begend) (point-max)) | |
3578 | (gnus-treat-article | |
3579 | nil (length gnus-article-mime-handle-alist) | |
e0bad764 | 3580 | (gnus-article-mime-total-parts) |
16409b0b GM |
3581 | (mm-handle-media-type handle)))))) |
3582 | (goto-char (point-max)) | |
3583 | (setcdr begend (point-marker))))) | |
3584 | (when ibegend | |
3585 | (goto-char point)))) | |
3586 | ||
eec82323 LMI |
3587 | (defun gnus-article-wash-status () |
3588 | "Return a string which display status of article washing." | |
3589 | (save-excursion | |
3590 | (set-buffer gnus-article-buffer) | |
16409b0b GM |
3591 | (let ((cite (memq 'cite gnus-article-wash-types)) |
3592 | (headers (memq 'headers gnus-article-wash-types)) | |
3593 | (boring (memq 'boring-headers gnus-article-wash-types)) | |
3594 | (pgp (memq 'pgp gnus-article-wash-types)) | |
3595 | (pem (memq 'pem gnus-article-wash-types)) | |
3596 | (signature (memq 'signature gnus-article-wash-types)) | |
3597 | (overstrike (memq 'overstrike gnus-article-wash-types)) | |
3598 | (emphasis (memq 'emphasis gnus-article-wash-types))) | |
3599 | (format "%c%c%c%c%c%c" | |
eec82323 LMI |
3600 | (if cite ?c ? ) |
3601 | (if (or headers boring) ?h ? ) | |
3602 | (if (or pgp pem) ?p ? ) | |
3603 | (if signature ?s ? ) | |
3604 | (if overstrike ?o ? ) | |
eec82323 LMI |
3605 | (if emphasis ?e ? ))))) |
3606 | ||
16409b0b | 3607 | (defalias 'gnus-article-hide-headers-if-wanted 'gnus-article-maybe-hide-headers) |
6748645f LMI |
3608 | |
3609 | (defun gnus-article-maybe-hide-headers () | |
eec82323 LMI |
3610 | "Hide unwanted headers if `gnus-have-all-headers' is nil. |
3611 | Provided for backwards compatibility." | |
16409b0b GM |
3612 | (when (and (or (not (gnus-buffer-live-p gnus-summary-buffer)) |
3613 | (not (save-excursion (set-buffer gnus-summary-buffer) | |
3614 | gnus-have-all-headers))) | |
3615 | (not gnus-inhibit-hiding)) | |
3616 | (gnus-article-hide-headers))) | |
eec82323 LMI |
3617 | |
3618 | ;;; Article savers. | |
3619 | ||
3620 | (defun gnus-output-to-file (file-name) | |
3621 | "Append the current article to a file named FILE-NAME." | |
3622 | (let ((artbuf (current-buffer))) | |
16409b0b | 3623 | (with-temp-buffer |
eec82323 LMI |
3624 | (insert-buffer-substring artbuf) |
3625 | ;; Append newline at end of the buffer as separator, and then | |
3626 | ;; save it to file. | |
3627 | (goto-char (point-max)) | |
3628 | (insert "\n") | |
16409b0b | 3629 | (mm-append-to-file (point-min) (point-max) file-name) |
a8151ef7 | 3630 | t))) |
eec82323 LMI |
3631 | |
3632 | (defun gnus-narrow-to-page (&optional arg) | |
3633 | "Narrow the article buffer to a page. | |
3634 | If given a numerical ARG, move forward ARG pages." | |
3635 | (interactive "P") | |
3636 | (setq arg (if arg (prefix-numeric-value arg) 0)) | |
3637 | (save-excursion | |
3638 | (set-buffer gnus-article-buffer) | |
3639 | (goto-char (point-min)) | |
3640 | (widen) | |
3641 | ;; Remove any old next/prev buttons. | |
3642 | (when (gnus-visual-p 'page-marker) | |
3643 | (let ((buffer-read-only nil)) | |
3644 | (gnus-remove-text-with-property 'gnus-prev) | |
3645 | (gnus-remove-text-with-property 'gnus-next))) | |
3646 | (when | |
3647 | (cond ((< arg 0) | |
3648 | (re-search-backward page-delimiter nil 'move (1+ (abs arg)))) | |
3649 | ((> arg 0) | |
3650 | (re-search-forward page-delimiter nil 'move arg))) | |
3651 | (goto-char (match-end 0))) | |
3652 | (narrow-to-region | |
3653 | (point) | |
3654 | (if (re-search-forward page-delimiter nil 'move) | |
3655 | (match-beginning 0) | |
3656 | (point))) | |
3657 | (when (and (gnus-visual-p 'page-marker) | |
3658 | (not (= (point-min) 1))) | |
3659 | (save-excursion | |
3660 | (goto-char (point-min)) | |
3661 | (gnus-insert-prev-page-button))) | |
3662 | (when (and (gnus-visual-p 'page-marker) | |
3663 | (< (+ (point-max) 2) (buffer-size))) | |
3664 | (save-excursion | |
3665 | (goto-char (point-max)) | |
3666 | (gnus-insert-next-page-button))))) | |
3667 | ||
3668 | ;; Article mode commands | |
3669 | ||
3670 | (defun gnus-article-goto-next-page () | |
3671 | "Show the next page of the article." | |
3672 | (interactive) | |
3673 | (when (gnus-article-next-page) | |
3674 | (goto-char (point-min)) | |
3675 | (gnus-article-read-summary-keys nil (gnus-character-to-event ?n)))) | |
3676 | ||
3677 | (defun gnus-article-goto-prev-page () | |
3678 | "Show the next page of the article." | |
3679 | (interactive) | |
3680 | (if (bobp) (gnus-article-read-summary-keys nil (gnus-character-to-event ?p)) | |
3681 | (gnus-article-prev-page nil))) | |
3682 | ||
3683 | (defun gnus-article-next-page (&optional lines) | |
3684 | "Show the next page of the current article. | |
3685 | If end of article, return non-nil. Otherwise return nil. | |
3686 | Argument LINES specifies lines to be scrolled up." | |
3687 | (interactive "p") | |
3688 | (move-to-window-line -1) | |
3689 | (if (save-excursion | |
3690 | (end-of-line) | |
3691 | (and (pos-visible-in-window-p) ;Not continuation line. | |
3692 | (eobp))) | |
3693 | ;; Nothing in this page. | |
3694 | (if (or (not gnus-page-broken) | |
3695 | (save-excursion | |
3696 | (save-restriction | |
3697 | (widen) (forward-line 1) (eobp)))) ;Real end-of-buffer? | |
3698 | t ;Nothing more. | |
3699 | (gnus-narrow-to-page 1) ;Go to next page. | |
3700 | nil) | |
3701 | ;; More in this page. | |
3702 | (let ((scroll-in-place nil)) | |
3703 | (condition-case () | |
3704 | (scroll-up lines) | |
3705 | (end-of-buffer | |
3706 | ;; Long lines may cause an end-of-buffer error. | |
3707 | (goto-char (point-max))))) | |
3708 | (move-to-window-line 0) | |
3709 | nil)) | |
3710 | ||
3711 | (defun gnus-article-prev-page (&optional lines) | |
3712 | "Show previous page of current article. | |
3713 | Argument LINES specifies lines to be scrolled down." | |
3714 | (interactive "p") | |
3715 | (move-to-window-line 0) | |
3716 | (if (and gnus-page-broken | |
3717 | (bobp) | |
3718 | (not (save-restriction (widen) (bobp)))) ;Real beginning-of-buffer? | |
3719 | (progn | |
3720 | (gnus-narrow-to-page -1) ;Go to previous page. | |
3721 | (goto-char (point-max)) | |
3722 | (recenter -1)) | |
3723 | (let ((scroll-in-place nil)) | |
3724 | (prog1 | |
3725 | (condition-case () | |
3726 | (scroll-down lines) | |
3727 | (beginning-of-buffer | |
3728 | (goto-char (point-min)))) | |
3729 | (move-to-window-line 0))))) | |
3730 | ||
3731 | (defun gnus-article-refer-article () | |
3732 | "Read article specified by message-id around point." | |
3733 | (interactive) | |
3734 | (let ((point (point))) | |
3735 | (search-forward ">" nil t) ;Move point to end of "<....>". | |
3736 | (if (re-search-backward "\\(<[^<> \t\n]+>\\)" nil t) | |
3737 | (let ((message-id (match-string 1))) | |
3738 | (goto-char point) | |
3739 | (set-buffer gnus-summary-buffer) | |
3740 | (gnus-summary-refer-article message-id)) | |
3741 | (goto-char (point)) | |
3742 | (error "No references around point")))) | |
3743 | ||
3744 | (defun gnus-article-show-summary () | |
3745 | "Reconfigure windows to show summary buffer." | |
3746 | (interactive) | |
3747 | (if (not (gnus-buffer-live-p gnus-summary-buffer)) | |
3748 | (error "There is no summary buffer for this article buffer") | |
a8151ef7 | 3749 | (gnus-article-set-globals) |
eec82323 | 3750 | (gnus-configure-windows 'article) |
6748645f LMI |
3751 | (gnus-summary-goto-subject gnus-current-article) |
3752 | (gnus-summary-position-point))) | |
eec82323 LMI |
3753 | |
3754 | (defun gnus-article-describe-briefly () | |
3755 | "Describe article mode commands briefly." | |
3756 | (interactive) | |
16409b0b | 3757 | (gnus-message 6 (substitute-command-keys "\\<gnus-article-mode-map>\\[gnus-article-goto-next-page]:Next page \\[gnus-article-goto-prev-page]:Prev page \\[gnus-article-show-summary]:Show summary \\[gnus-info-find-node]:Run Info \\[gnus-article-describe-briefly]:This help"))) |
eec82323 LMI |
3758 | |
3759 | (defun gnus-article-summary-command () | |
3760 | "Execute the last keystroke in the summary buffer." | |
3761 | (interactive) | |
3762 | (let ((obuf (current-buffer)) | |
3763 | (owin (current-window-configuration)) | |
3764 | func) | |
6748645f | 3765 | (switch-to-buffer gnus-article-current-summary 'norecord) |
eec82323 LMI |
3766 | (setq func (lookup-key (current-local-map) (this-command-keys))) |
3767 | (call-interactively func) | |
3768 | (set-buffer obuf) | |
3769 | (set-window-configuration owin) | |
3770 | (set-window-point (get-buffer-window (current-buffer)) (point)))) | |
3771 | ||
3772 | (defun gnus-article-summary-command-nosave () | |
3773 | "Execute the last keystroke in the summary buffer." | |
3774 | (interactive) | |
3775 | (let (func) | |
6748645f | 3776 | (pop-to-buffer gnus-article-current-summary 'norecord) |
eec82323 LMI |
3777 | (setq func (lookup-key (current-local-map) (this-command-keys))) |
3778 | (call-interactively func))) | |
3779 | ||
16409b0b GM |
3780 | (defun gnus-article-check-buffer () |
3781 | "Beep if not in an article buffer." | |
3782 | (unless (equal major-mode 'gnus-article-mode) | |
3783 | (error "Command invoked outside of a Gnus article buffer"))) | |
3784 | ||
eec82323 LMI |
3785 | (defun gnus-article-read-summary-keys (&optional arg key not-restore-window) |
3786 | "Read a summary buffer key sequence and execute it from the article buffer." | |
3787 | (interactive "P") | |
16409b0b | 3788 | (gnus-article-check-buffer) |
eec82323 | 3789 | (let ((nosaves |
6748645f LMI |
3790 | '("q" "Q" "c" "r" "R" "\C-c\C-f" "m" "a" "f" "F" |
3791 | "Zc" "ZC" "ZE" "ZQ" "ZZ" "Zn" "ZR" "ZG" "ZN" "ZP" | |
3792 | "=" "^" "\M-^" "|")) | |
3793 | (nosave-but-article | |
3794 | '("A\r")) | |
3795 | (nosave-in-article | |
3796 | '("\C-d")) | |
3797 | (up-to-top | |
3798 | '("n" "Gn" "p" "Gp")) | |
3799 | keys new-sum-point) | |
eec82323 | 3800 | (save-excursion |
6748645f | 3801 | (set-buffer gnus-article-current-summary) |
eec82323 | 3802 | (let (gnus-pick-mode) |
6748645f | 3803 | (push (or key last-command-event) unread-command-events) |
4ddf0e64 | 3804 | (setq keys (if (featurep 'xemacs) |
16409b0b GM |
3805 | (events-to-keys (read-key-sequence nil)) |
3806 | (read-key-sequence nil))))) | |
3807 | ||
eec82323 LMI |
3808 | (message "") |
3809 | ||
3810 | (if (or (member keys nosaves) | |
6748645f LMI |
3811 | (member keys nosave-but-article) |
3812 | (member keys nosave-in-article)) | |
3813 | (let (func) | |
3814 | (save-window-excursion | |
3815 | (pop-to-buffer gnus-article-current-summary 'norecord) | |
3816 | ;; We disable the pick minor mode commands. | |
3817 | (let (gnus-pick-mode) | |
3818 | (setq func (lookup-key (current-local-map) keys)))) | |
16409b0b GM |
3819 | (if (or (not func) |
3820 | (numberp func)) | |
6748645f LMI |
3821 | (ding) |
3822 | (unless (member keys nosave-in-article) | |
3823 | (set-buffer gnus-article-current-summary)) | |
3824 | (call-interactively func) | |
3825 | (setq new-sum-point (point))) | |
3826 | (when (member keys nosave-but-article) | |
3827 | (pop-to-buffer gnus-article-buffer 'norecord))) | |
eec82323 LMI |
3828 | ;; These commands should restore window configuration. |
3829 | (let ((obuf (current-buffer)) | |
6748645f LMI |
3830 | (owin (current-window-configuration)) |
3831 | (opoint (point)) | |
3832 | (summary gnus-article-current-summary) | |
3833 | func in-buffer selected) | |
3834 | (if not-restore-window | |
3835 | (pop-to-buffer summary 'norecord) | |
3836 | (switch-to-buffer summary 'norecord)) | |
3837 | (setq in-buffer (current-buffer)) | |
3838 | ;; We disable the pick minor mode commands. | |
3839 | (if (setq func (let (gnus-pick-mode) | |
3840 | (lookup-key (current-local-map) keys))) | |
3841 | (progn | |
3842 | (call-interactively func) | |
3843 | (setq new-sum-point (point))) | |
3844 | (ding)) | |
3845 | (when (eq in-buffer (current-buffer)) | |
3846 | (setq selected (gnus-summary-select-article)) | |
3847 | (set-buffer obuf) | |
3848 | (unless not-restore-window | |
3849 | (set-window-configuration owin)) | |
16409b0b GM |
3850 | (when (eq selected 'old) |
3851 | (article-goto-body) | |
3852 | (set-window-start (get-buffer-window (current-buffer)) | |
3853 | 1) | |
6748645f | 3854 | (set-window-point (get-buffer-window (current-buffer)) |
16409b0b | 3855 | (point))) |
6748645f LMI |
3856 | (let ((win (get-buffer-window gnus-article-current-summary))) |
3857 | (when win | |
3858 | (set-window-point win new-sum-point)))))))) | |
eec82323 LMI |
3859 | |
3860 | (defun gnus-article-hide (&optional arg force) | |
3861 | "Hide all the gruft in the current article. | |
3862 | This means that PGP stuff, signatures, cited text and (some) | |
3863 | headers will be hidden. | |
3864 | If given a prefix, show the hidden text instead." | |
6748645f | 3865 | (interactive (append (gnus-article-hidden-arg) (list 'force))) |
eec82323 | 3866 | (gnus-article-hide-headers arg) |
16409b0b | 3867 | (gnus-article-hide-list-identifiers arg) |
eec82323 LMI |
3868 | (gnus-article-hide-pgp arg) |
3869 | (gnus-article-hide-citation-maybe arg force) | |
3870 | (gnus-article-hide-signature arg)) | |
3871 | ||
3872 | (defun gnus-article-maybe-highlight () | |
6748645f | 3873 | "Do some article highlighting if article highlighting is requested." |
eec82323 LMI |
3874 | (when (gnus-visual-p 'article-highlight 'highlight) |
3875 | (gnus-article-highlight-some))) | |
3876 | ||
6748645f LMI |
3877 | (defun gnus-check-group-server () |
3878 | ;; Make sure the connection to the server is alive. | |
3879 | (unless (gnus-server-opened | |
3880 | (gnus-find-method-for-group gnus-newsgroup-name)) | |
3881 | (gnus-check-server (gnus-find-method-for-group gnus-newsgroup-name)) | |
3882 | (gnus-request-group gnus-newsgroup-name t))) | |
3883 | ||
eec82323 LMI |
3884 | (defun gnus-request-article-this-buffer (article group) |
3885 | "Get an article and insert it into this buffer." | |
6748645f | 3886 | (let (do-update-line sparse-header) |
eec82323 LMI |
3887 | (prog1 |
3888 | (save-excursion | |
3889 | (erase-buffer) | |
3890 | (gnus-kill-all-overlays) | |
3891 | (setq group (or group gnus-newsgroup-name)) | |
3892 | ||
eec82323 LMI |
3893 | ;; Using `gnus-request-article' directly will insert the article into |
3894 | ;; `nntp-server-buffer' - so we'll save some time by not having to | |
3895 | ;; copy it from the server buffer into the article buffer. | |
3896 | ||
3897 | ;; We only request an article by message-id when we do not have the | |
3898 | ;; headers for it, so we'll have to get those. | |
3899 | (when (stringp article) | |
16409b0b | 3900 | (gnus-read-header article)) |
eec82323 LMI |
3901 | |
3902 | ;; If the article number is negative, that means that this article | |
3903 | ;; doesn't belong in this newsgroup (possibly), so we find its | |
3904 | ;; message-id and request it by id instead of number. | |
3905 | (when (and (numberp article) | |
3906 | gnus-summary-buffer | |
3907 | (get-buffer gnus-summary-buffer) | |
6748645f | 3908 | (gnus-buffer-exists-p gnus-summary-buffer)) |
eec82323 LMI |
3909 | (save-excursion |
3910 | (set-buffer gnus-summary-buffer) | |
3911 | (let ((header (gnus-summary-article-header article))) | |
3912 | (when (< article 0) | |
3913 | (cond | |
3914 | ((memq article gnus-newsgroup-sparse) | |
3915 | ;; This is a sparse gap article. | |
3916 | (setq do-update-line article) | |
3917 | (setq article (mail-header-id header)) | |
16409b0b | 3918 | (setq sparse-header (gnus-read-header article)) |
eec82323 LMI |
3919 | (setq gnus-newsgroup-sparse |
3920 | (delq article gnus-newsgroup-sparse))) | |
3921 | ((vectorp header) | |
3922 | ;; It's a real article. | |
3923 | (setq article (mail-header-id header))) | |
3924 | (t | |
3925 | ;; It is an extracted pseudo-article. | |
3926 | (setq article 'pseudo) | |
3927 | (gnus-request-pseudo-article header)))) | |
3928 | ||
3929 | (let ((method (gnus-find-method-for-group | |
3930 | gnus-newsgroup-name))) | |
6748645f LMI |
3931 | (when (and (eq (car method) 'nneething) |
3932 | (vectorp header)) | |
16409b0b GM |
3933 | (let ((dir (expand-file-name |
3934 | (mail-header-subject header) | |
6748645f LMI |
3935 | (file-name-as-directory |
3936 | (or (cadr (assq 'nneething-address method)) | |
16409b0b | 3937 | (nth 1 method)))))) |
eec82323 LMI |
3938 | (when (file-directory-p dir) |
3939 | (setq article 'nneething) | |
3940 | (gnus-group-enter-directory dir)))))))) | |
3941 | ||
3942 | (cond | |
3943 | ;; Refuse to select canceled articles. | |
3944 | ((and (numberp article) | |
3945 | gnus-summary-buffer | |
3946 | (get-buffer gnus-summary-buffer) | |
6748645f | 3947 | (gnus-buffer-exists-p gnus-summary-buffer) |
eec82323 LMI |
3948 | (eq (cdr (save-excursion |
3949 | (set-buffer gnus-summary-buffer) | |
3950 | (assq article gnus-newsgroup-reads))) | |
3951 | gnus-canceled-mark)) | |
3952 | nil) | |
3953 | ;; We first check `gnus-original-article-buffer'. | |
3954 | ((and (get-buffer gnus-original-article-buffer) | |
3955 | (numberp article) | |
3956 | (save-excursion | |
3957 | (set-buffer gnus-original-article-buffer) | |
3958 | (and (equal (car gnus-original-article) group) | |
3959 | (eq (cdr gnus-original-article) article)))) | |
3960 | (insert-buffer-substring gnus-original-article-buffer) | |
3961 | 'article) | |
3962 | ;; Check the backlog. | |
3963 | ((and gnus-keep-backlog | |
3964 | (gnus-backlog-request-article group article (current-buffer))) | |
3965 | 'article) | |
3966 | ;; Check asynchronous pre-fetch. | |
3967 | ((gnus-async-request-fetched-article group article (current-buffer)) | |
3968 | (gnus-async-prefetch-next group article gnus-summary-buffer) | |
6748645f LMI |
3969 | (when (and (numberp article) gnus-keep-backlog) |
3970 | (gnus-backlog-enter-article group article (current-buffer))) | |
eec82323 LMI |
3971 | 'article) |
3972 | ;; Check the cache. | |
3973 | ((and gnus-use-cache | |
3974 | (numberp article) | |
3975 | (gnus-cache-request-article article group)) | |
3976 | 'article) | |
3977 | ;; Get the article and put into the article buffer. | |
16409b0b GM |
3978 | ((or (stringp article) |
3979 | (numberp article)) | |
3980 | (let ((gnus-override-method gnus-override-method) | |
3981 | (methods (and (stringp article) | |
3982 | gnus-refer-article-method)) | |
3983 | result | |
eec82323 | 3984 | (buffer-read-only nil)) |
e0bad764 DL |
3985 | (if (or (not (listp methods)) |
3986 | (and (symbolp (car methods)) | |
3987 | (assq (car methods) nnoo-definition-alist))) | |
3988 | (setq methods (list methods))) | |
16409b0b GM |
3989 | (when (and (null gnus-override-method) |
3990 | methods) | |
3991 | (setq gnus-override-method (pop methods))) | |
3992 | (while (not result) | |
3993 | (when (eq gnus-override-method 'current) | |
3994 | (setq gnus-override-method gnus-current-select-method)) | |
3995 | (erase-buffer) | |
3996 | (gnus-kill-all-overlays) | |
3997 | (let ((gnus-newsgroup-name group)) | |
3998 | (gnus-check-group-server)) | |
3999 | (when (gnus-request-article article group (current-buffer)) | |
4000 | (when (numberp article) | |
4001 | (gnus-async-prefetch-next group article | |
4002 | gnus-summary-buffer) | |
4003 | (when gnus-keep-backlog | |
4004 | (gnus-backlog-enter-article | |
4005 | group article (current-buffer)))) | |
4006 | (setq result 'article)) | |
4007 | (if (not result) | |
4008 | (if methods | |
4009 | (setq gnus-override-method (pop methods)) | |
4010 | (setq result 'done)))) | |
4011 | (and (eq result 'article) 'article))) | |
eec82323 LMI |
4012 | ;; It was a pseudo. |
4013 | (t article))) | |
4014 | ||
6748645f LMI |
4015 | ;; Associate this article with the current summary buffer. |
4016 | (setq gnus-article-current-summary gnus-summary-buffer) | |
4017 | ||
eec82323 LMI |
4018 | ;; Take the article from the original article buffer |
4019 | ;; and place it in the buffer it's supposed to be in. | |
4020 | (when (and (get-buffer gnus-article-buffer) | |
eec82323 LMI |
4021 | (equal (buffer-name (current-buffer)) |
4022 | (buffer-name (get-buffer gnus-article-buffer)))) | |
4023 | (save-excursion | |
4024 | (if (get-buffer gnus-original-article-buffer) | |
6748645f LMI |
4025 | (set-buffer gnus-original-article-buffer) |
4026 | (set-buffer (gnus-get-buffer-create gnus-original-article-buffer)) | |
16409b0b | 4027 | (buffer-disable-undo) |
eec82323 | 4028 | (setq major-mode 'gnus-original-article-mode) |
6748645f | 4029 | (setq buffer-read-only t)) |
eec82323 LMI |
4030 | (let (buffer-read-only) |
4031 | (erase-buffer) | |
4032 | (insert-buffer-substring gnus-article-buffer)) | |
16409b0b GM |
4033 | (setq gnus-original-article (cons group article))) |
4034 | ||
4035 | ;; Decode charsets. | |
4036 | (run-hooks 'gnus-article-decode-hook) | |
4037 | ;; Mark article as decoded or not. | |
4038 | (setq gnus-article-decoded-p gnus-article-decode-hook)) | |
eec82323 LMI |
4039 | |
4040 | ;; Update sparse articles. | |
4041 | (when (and do-update-line | |
4042 | (or (numberp article) | |
4043 | (stringp article))) | |
4044 | (let ((buf (current-buffer))) | |
4045 | (set-buffer gnus-summary-buffer) | |
6748645f | 4046 | (gnus-summary-update-article do-update-line sparse-header) |
eec82323 LMI |
4047 | (gnus-summary-goto-subject do-update-line nil t) |
4048 | (set-window-point (get-buffer-window (current-buffer) t) | |
4049 | (point)) | |
4050 | (set-buffer buf)))))) | |
4051 | ||
4052 | ;;; | |
4053 | ;;; Article editing | |
4054 | ;;; | |
4055 | ||
4056 | (defcustom gnus-article-edit-mode-hook nil | |
4057 | "Hook run in article edit mode buffers." | |
4058 | :group 'gnus-article-various | |
4059 | :type 'hook) | |
4060 | ||
4061 | (defvar gnus-article-edit-done-function nil) | |
4062 | ||
4063 | (defvar gnus-article-edit-mode-map nil) | |
4064 | ||
16409b0b | 4065 | ;; Should we be using derived.el for this? |
eec82323 | 4066 | (unless gnus-article-edit-mode-map |
16409b0b GM |
4067 | (setq gnus-article-edit-mode-map (make-sparse-keymap)) |
4068 | (set-keymap-parent gnus-article-edit-mode-map text-mode-map) | |
eec82323 LMI |
4069 | |
4070 | (gnus-define-keys gnus-article-edit-mode-map | |
4071 | "\C-c\C-c" gnus-article-edit-done | |
4072 | "\C-c\C-k" gnus-article-edit-exit) | |
4073 | ||
4074 | (gnus-define-keys (gnus-article-edit-wash-map | |
4075 | "\C-c\C-w" gnus-article-edit-mode-map) | |
4076 | "f" gnus-article-edit-full-stops)) | |
4077 | ||
4078 | (defun gnus-article-edit-mode () | |
4079 | "Major mode for editing articles. | |
4080 | This is an extended text-mode. | |
4081 | ||
4082 | \\{gnus-article-edit-mode-map}" | |
4083 | (interactive) | |
eec82323 LMI |
4084 | (setq major-mode 'gnus-article-edit-mode) |
4085 | (setq mode-name "Article Edit") | |
4086 | (use-local-map gnus-article-edit-mode-map) | |
4087 | (make-local-variable 'gnus-article-edit-done-function) | |
4088 | (make-local-variable 'gnus-prev-winconf) | |
4089 | (setq buffer-read-only nil) | |
4090 | (buffer-enable-undo) | |
4091 | (widen) | |
6748645f | 4092 | (gnus-run-hooks 'text-mode-hook 'gnus-article-edit-mode-hook)) |
eec82323 LMI |
4093 | |
4094 | (defun gnus-article-edit (&optional force) | |
4095 | "Edit the current article. | |
4096 | This will have permanent effect only in mail groups. | |
4097 | If FORCE is non-nil, allow editing of articles even in read-only | |
4098 | groups." | |
4099 | (interactive "P") | |
4100 | (when (and (not force) | |
4101 | (gnus-group-read-only-p)) | |
a8151ef7 | 4102 | (error "The current newsgroup does not support article editing")) |
6748645f | 4103 | (gnus-article-date-original) |
eec82323 | 4104 | (gnus-article-edit-article |
16409b0b | 4105 | 'ignore |
6748645f | 4106 | `(lambda (no-highlight) |
16409b0b | 4107 | 'ignore |
eec82323 LMI |
4108 | (gnus-summary-edit-article-done |
4109 | ,(or (mail-header-references gnus-current-headers) "") | |
6748645f | 4110 | ,(gnus-group-read-only-p) ,gnus-summary-buffer no-highlight)))) |
eec82323 | 4111 | |
16409b0b | 4112 | (defun gnus-article-edit-article (start-func exit-func) |
eec82323 LMI |
4113 | "Start editing the contents of the current article buffer." |
4114 | (let ((winconf (current-window-configuration))) | |
4115 | (set-buffer gnus-article-buffer) | |
4116 | (gnus-article-edit-mode) | |
16409b0b | 4117 | (funcall start-func) |
eec82323 LMI |
4118 | (gnus-configure-windows 'edit-article) |
4119 | (setq gnus-article-edit-done-function exit-func) | |
4120 | (setq gnus-prev-winconf winconf) | |
4121 | (gnus-message 6 "C-c C-c to end edits"))) | |
4122 | ||
6748645f | 4123 | (defun gnus-article-edit-done (&optional arg) |
eec82323 | 4124 | "Update the article edits and exit." |
6748645f LMI |
4125 | (interactive "P") |
4126 | (save-excursion | |
4127 | (save-restriction | |
4128 | (widen) | |
16409b0b | 4129 | (when (article-goto-body) |
6748645f LMI |
4130 | (let ((lines (count-lines (point) (point-max))) |
4131 | (length (- (point-max) (point))) | |
4132 | (case-fold-search t) | |
4133 | (body (copy-marker (point)))) | |
4134 | (goto-char (point-min)) | |
4135 | (when (re-search-forward "^content-length:[ \t]\\([0-9]+\\)" body t) | |
4136 | (delete-region (match-beginning 1) (match-end 1)) | |
4137 | (insert (number-to-string length))) | |
4138 | (goto-char (point-min)) | |
4139 | (when (re-search-forward | |
4140 | "^x-content-length:[ \t]\\([0-9]+\\)" body t) | |
4141 | (delete-region (match-beginning 1) (match-end 1)) | |
4142 | (insert (number-to-string length))) | |
4143 | (goto-char (point-min)) | |
4144 | (when (re-search-forward "^lines:[ \t]\\([0-9]+\\)" body t) | |
4145 | (delete-region (match-beginning 1) (match-end 1)) | |
4146 | (insert (number-to-string lines))))))) | |
eec82323 LMI |
4147 | (let ((func gnus-article-edit-done-function) |
4148 | (buf (current-buffer)) | |
4149 | (start (window-start))) | |
4150 | (gnus-article-edit-exit) | |
4151 | (save-excursion | |
4152 | (set-buffer buf) | |
4153 | (let ((buffer-read-only nil)) | |
16409b0b GM |
4154 | (funcall func arg)) |
4155 | ;; The cache and backlog have to be flushed somewhat. | |
4156 | (when gnus-keep-backlog | |
4157 | (gnus-backlog-remove-article | |
4158 | (car gnus-article-current) (cdr gnus-article-current))) | |
4159 | ;; Flush original article as well. | |
4160 | (save-excursion | |
4161 | (when (get-buffer gnus-original-article-buffer) | |
4162 | (set-buffer gnus-original-article-buffer) | |
4163 | (setq gnus-original-article nil))) | |
4164 | (when gnus-use-cache | |
4165 | (gnus-cache-update-article | |
4166 | (car gnus-article-current) (cdr gnus-article-current)))) | |
eec82323 LMI |
4167 | (set-buffer buf) |
4168 | (set-window-start (get-buffer-window buf) start) | |
4169 | (set-window-point (get-buffer-window buf) (point)))) | |
4170 | ||
4171 | (defun gnus-article-edit-exit () | |
4172 | "Exit the article editing without updating." | |
4173 | (interactive) | |
4174 | ;; We remove all text props from the article buffer. | |
16409b0b | 4175 | (let ((buf (buffer-substring-no-properties (point-min) (point-max))) |
eec82323 LMI |
4176 | (curbuf (current-buffer)) |
4177 | (p (point)) | |
4178 | (window-start (window-start))) | |
4179 | (erase-buffer) | |
4180 | (insert buf) | |
4181 | (let ((winconf gnus-prev-winconf)) | |
4182 | (gnus-article-mode) | |
eec82323 LMI |
4183 | (set-window-configuration winconf) |
4184 | ;; Tippy-toe some to make sure that point remains where it was. | |
16409b0b | 4185 | (save-current-buffer |
eec82323 LMI |
4186 | (set-buffer curbuf) |
4187 | (set-window-start (get-buffer-window (current-buffer)) window-start) | |
16409b0b | 4188 | (goto-char p))))) |
eec82323 LMI |
4189 | |
4190 | (defun gnus-article-edit-full-stops () | |
4191 | "Interactively repair spacing at end of sentences." | |
4192 | (interactive) | |
4193 | (save-excursion | |
4194 | (goto-char (point-min)) | |
4195 | (search-forward-regexp "^$" nil t) | |
4196 | (let ((case-fold-search nil)) | |
4197 | (query-replace-regexp "\\([.!?][])}]* \\)\\([[({A-Z]\\)" "\\1 \\2")))) | |
4198 | ||
4199 | ;;; | |
4200 | ;;; Article highlights | |
4201 | ;;; | |
4202 | ||
4203 | ;; Written by Per Abrahamsen <abraham@iesd.auc.dk>. | |
4204 | ||
4205 | ;;; Internal Variables: | |
4206 | ||
16409b0b | 4207 | (defcustom gnus-button-url-regexp "\\b\\(\\(www\\.\\|\\(s?https?\\|ftp\\|file\\|gopher\\|news\\|telnet\\|wais\\|mailto\\):\\)\\(//[-a-zA-Z0-9_.]+:[0-9]*\\)?\\([-a-zA-Z0-9_=!?#$@~`%&*+|\\/:;.,]\\|\\w\\)+\\([-a-zA-Z0-9_=#$@~`%&*+|\\/]\\|\\w\\)\\)" |
eec82323 LMI |
4208 | "Regular expression that matches URLs." |
4209 | :group 'gnus-article-buttons | |
4210 | :type 'regexp) | |
4211 | ||
4212 | (defcustom gnus-button-alist | |
16409b0b GM |
4213 | `(("<\\(url:[>\n\t ]*?\\)?news:[>\n\t ]*\\([^>\n\t ]*@[^>\n\t ]*\\)>" |
4214 | 0 t gnus-button-message-id 2) | |
4215 | ("\\bnews:\\([^>\n\t ]*@[^>)!;:,\n\t ]*\\)" 0 t gnus-button-message-id 1) | |
6748645f LMI |
4216 | ("\\(\\b<\\(url:[>\n\t ]*\\)?news:[>\n\t ]*\\(//\\)?\\([^>\n\t ]*\\)>\\)" |
4217 | 1 t | |
eec82323 | 4218 | gnus-button-fetch-group 4) |
6748645f LMI |
4219 | ("\\bnews:\\(//\\)?\\([^'\">\n\t ]+\\)" 0 t gnus-button-fetch-group 2) |
4220 | ("\\bin\\( +article\\| +message\\)? +\\(<\\([^\n @<>]+@[^\n @<>]+\\)>\\)" 2 | |
eec82323 | 4221 | t gnus-button-message-id 3) |
a8151ef7 | 4222 | ("\\(<URL: *\\)mailto: *\\([^> \n\t]+\\)>" 0 t gnus-url-mailto 2) |
16409b0b | 4223 | ("mailto:\\([-a-zA-Z.@_+0-9%]+\\)" 0 t gnus-url-mailto 1) |
a8151ef7 | 4224 | ("\\bmailto:\\([^ \n\t]+\\)" 0 t gnus-url-mailto 1) |
eec82323 | 4225 | ;; This is how URLs _should_ be embedded in text... |
16409b0b | 4226 | ("<URL: *\\([^<>]*\\)>" 0 t gnus-button-embedded-url 1) |
eec82323 | 4227 | ;; Raw URLs. |
16409b0b | 4228 | (,gnus-button-url-regexp 0 t browse-url 0)) |
6748645f | 4229 | "*Alist of regexps matching buttons in article bodies. |
eec82323 LMI |
4230 | |
4231 | Each entry has the form (REGEXP BUTTON FORM CALLBACK PAR...), where | |
4232 | REGEXP: is the string matching text around the button, | |
4233 | BUTTON: is the number of the regexp grouping actually matching the button, | |
4234 | FORM: is a lisp expression which must eval to true for the button to | |
4235 | be added, | |
4236 | CALLBACK: is the function to call when the user push this button, and each | |
4237 | PAR: is a number of a regexp grouping whose text will be passed to CALLBACK. | |
4238 | ||
4239 | CALLBACK can also be a variable, in that case the value of that | |
4240 | variable it the real callback function." | |
4241 | :group 'gnus-article-buttons | |
4242 | :type '(repeat (list regexp | |
4243 | (integer :tag "Button") | |
4244 | (sexp :tag "Form") | |
4245 | (function :tag "Callback") | |
4246 | (repeat :tag "Par" | |
4247 | :inline t | |
4248 | (integer :tag "Regexp group"))))) | |
4249 | ||
4250 | (defcustom gnus-header-button-alist | |
4251 | `(("^\\(References\\|Message-I[Dd]\\):" "<[^>]+>" | |
4252 | 0 t gnus-button-message-id 0) | |
4253 | ("^\\(From\\|Reply-To\\):" ": *\\(.+\\)$" 1 t gnus-button-reply 1) | |
4254 | ("^\\(Cc\\|To\\):" "[^ \t\n<>,()\"]+@[^ \t\n<>,()\"]+" | |
4255 | 0 t gnus-button-mailto 0) | |
16409b0b GM |
4256 | ("^X-[Uu][Rr][Ll]:" ,gnus-button-url-regexp 0 t browse-url 0) |
4257 | ("^Subject:" ,gnus-button-url-regexp 0 t browse-url 0) | |
4258 | ("^[^:]+:" ,gnus-button-url-regexp 0 t browse-url 0) | |
eec82323 LMI |
4259 | ("^[^:]+:" "\\(<\\(url: \\)?news:\\([^>\n ]*\\)>\\)" 1 t |
4260 | gnus-button-message-id 3)) | |
6748645f | 4261 | "*Alist of headers and regexps to match buttons in article heads. |
eec82323 LMI |
4262 | |
4263 | This alist is very similar to `gnus-button-alist', except that each | |
4264 | alist has an additional HEADER element first in each entry: | |
4265 | ||
4266 | \(HEADER REGEXP BUTTON FORM CALLBACK PAR) | |
4267 | ||
4268 | HEADER is a regexp to match a header. For a fuller explanation, see | |
4269 | `gnus-button-alist'." | |
4270 | :group 'gnus-article-buttons | |
4271 | :group 'gnus-article-headers | |
4272 | :type '(repeat (list (regexp :tag "Header") | |
4273 | regexp | |
4274 | (integer :tag "Button") | |
4275 | (sexp :tag "Form") | |
4276 | (function :tag "Callback") | |
4277 | (repeat :tag "Par" | |
4278 | :inline t | |
4279 | (integer :tag "Regexp group"))))) | |
4280 | ||
4281 | (defvar gnus-button-regexp nil) | |
4282 | (defvar gnus-button-marker-list nil) | |
4283 | ;; Regexp matching any of the regexps from `gnus-button-alist'. | |
4284 | ||
4285 | (defvar gnus-button-last nil) | |
4286 | ;; The value of `gnus-button-alist' when `gnus-button-regexp' was build. | |
4287 | ||
4288 | ;;; Commands: | |
4289 | ||
4290 | (defun gnus-article-push-button (event) | |
4291 | "Check text under the mouse pointer for a callback function. | |
4292 | If the text under the mouse pointer has a `gnus-callback' property, | |
4293 | call it with the value of the `gnus-data' text property." | |
4294 | (interactive "e") | |
4295 | (set-buffer (window-buffer (posn-window (event-start event)))) | |
4296 | (let* ((pos (posn-point (event-start event))) | |
4297 | (data (get-text-property pos 'gnus-data)) | |
4298 | (fun (get-text-property pos 'gnus-callback))) | |
6748645f | 4299 | (goto-char pos) |
eec82323 LMI |
4300 | (when fun |
4301 | (funcall fun data)))) | |
4302 | ||
4303 | (defun gnus-article-press-button () | |
4304 | "Check text at point for a callback function. | |
4305 | If the text at point has a `gnus-callback' property, | |
4306 | call it with the value of the `gnus-data' text property." | |
4307 | (interactive) | |
4308 | (let* ((data (get-text-property (point) 'gnus-data)) | |
4309 | (fun (get-text-property (point) 'gnus-callback))) | |
4310 | (when fun | |
4311 | (funcall fun data)))) | |
4312 | ||
eec82323 LMI |
4313 | (defun gnus-article-highlight (&optional force) |
4314 | "Highlight current article. | |
4315 | This function calls `gnus-article-highlight-headers', | |
4316 | `gnus-article-highlight-citation', | |
4317 | `gnus-article-highlight-signature', and `gnus-article-add-buttons' to | |
4318 | do the highlighting. See the documentation for those functions." | |
4319 | (interactive (list 'force)) | |
4320 | (gnus-article-highlight-headers) | |
4321 | (gnus-article-highlight-citation force) | |
4322 | (gnus-article-highlight-signature) | |
4323 | (gnus-article-add-buttons force) | |
4324 | (gnus-article-add-buttons-to-head)) | |
4325 | ||
4326 | (defun gnus-article-highlight-some (&optional force) | |
4327 | "Highlight current article. | |
4328 | This function calls `gnus-article-highlight-headers', | |
4329 | `gnus-article-highlight-signature', and `gnus-article-add-buttons' to | |
4330 | do the highlighting. See the documentation for those functions." | |
4331 | (interactive (list 'force)) | |
4332 | (gnus-article-highlight-headers) | |
4333 | (gnus-article-highlight-signature) | |
4334 | (gnus-article-add-buttons)) | |
4335 | ||
4336 | (defun gnus-article-highlight-headers () | |
4337 | "Highlight article headers as specified by `gnus-header-face-alist'." | |
4338 | (interactive) | |
4339 | (save-excursion | |
4340 | (set-buffer gnus-article-buffer) | |
4341 | (save-restriction | |
4342 | (let ((alist gnus-header-face-alist) | |
4343 | (buffer-read-only nil) | |
4344 | (case-fold-search t) | |
4345 | (inhibit-point-motion-hooks t) | |
4346 | entry regexp header-face field-face from hpoints fpoints) | |
16409b0b | 4347 | (article-narrow-to-head) |
eec82323 LMI |
4348 | (while (setq entry (pop alist)) |
4349 | (goto-char (point-min)) | |
4350 | (setq regexp (concat "^\\(" | |
4351 | (if (string-equal "" (nth 0 entry)) | |
4352 | "[^\t ]" | |
4353 | (nth 0 entry)) | |
4354 | "\\)") | |
4355 | header-face (nth 1 entry) | |
4356 | field-face (nth 2 entry)) | |
4357 | (while (and (re-search-forward regexp nil t) | |
4358 | (not (eobp))) | |
4359 | (beginning-of-line) | |
4360 | (setq from (point)) | |
4361 | (unless (search-forward ":" nil t) | |
4362 | (forward-char 1)) | |
4363 | (when (and header-face | |
4364 | (not (memq (point) hpoints))) | |
4365 | (push (point) hpoints) | |
4366 | (gnus-put-text-property from (point) 'face header-face)) | |
4367 | (when (and field-face | |
4368 | (not (memq (setq from (point)) fpoints))) | |
4369 | (push from fpoints) | |
4370 | (if (re-search-forward "^[^ \t]" nil t) | |
4371 | (forward-char -2) | |
4372 | (goto-char (point-max))) | |
4373 | (gnus-put-text-property from (point) 'face field-face)))))))) | |
4374 | ||
4375 | (defun gnus-article-highlight-signature () | |
4376 | "Highlight the signature in an article. | |
4377 | It does this by highlighting everything after | |
4378 | `gnus-signature-separator' using `gnus-signature-face'." | |
4379 | (interactive) | |
4380 | (save-excursion | |
4381 | (set-buffer gnus-article-buffer) | |
4382 | (let ((buffer-read-only nil) | |
4383 | (inhibit-point-motion-hooks t)) | |
4384 | (save-restriction | |
4385 | (when (and gnus-signature-face | |
4386 | (gnus-article-narrow-to-signature)) | |
4387 | (gnus-overlay-put (gnus-make-overlay (point-min) (point-max)) | |
4388 | 'face gnus-signature-face) | |
4389 | (widen) | |
4390 | (gnus-article-search-signature) | |
4391 | (let ((start (match-beginning 0)) | |
4392 | (end (set-marker (make-marker) (1+ (match-end 0))))) | |
4393 | (gnus-article-add-button start (1- end) 'gnus-signature-toggle | |
4394 | end))))))) | |
4395 | ||
4396 | (defun gnus-button-in-region-p (b e prop) | |
4397 | "Say whether PROP exists in the region." | |
4398 | (text-property-not-all b e prop nil)) | |
4399 | ||
4400 | (defun gnus-article-add-buttons (&optional force) | |
4401 | "Find external references in the article and make buttons of them. | |
4402 | \"External references\" are things like Message-IDs and URLs, as | |
4403 | specified by `gnus-button-alist'." | |
4404 | (interactive (list 'force)) | |
4405 | (save-excursion | |
4406 | (set-buffer gnus-article-buffer) | |
4407 | (let ((buffer-read-only nil) | |
4408 | (inhibit-point-motion-hooks t) | |
4409 | (case-fold-search t) | |
4410 | (alist gnus-button-alist) | |
4411 | beg entry regexp) | |
4412 | ;; Remove all old markers. | |
16409b0b | 4413 | (let (marker entry new-list) |
eec82323 | 4414 | (while (setq marker (pop gnus-button-marker-list)) |
16409b0b GM |
4415 | (if (or (< marker (point-min)) (>= marker (point-max))) |
4416 | (push marker new-list) | |
4417 | (goto-char marker) | |
4418 | (when (setq entry (gnus-button-entry)) | |
4419 | (put-text-property (match-beginning (nth 1 entry)) | |
4420 | (match-end (nth 1 entry)) | |
4421 | 'gnus-callback nil)) | |
4422 | (set-marker marker nil))) | |
4423 | (setq gnus-button-marker-list new-list)) | |
eec82323 | 4424 | ;; We skip the headers. |
16409b0b | 4425 | (article-goto-body) |
eec82323 LMI |
4426 | (setq beg (point)) |
4427 | (while (setq entry (pop alist)) | |
4428 | (setq regexp (car entry)) | |
4429 | (goto-char beg) | |
4430 | (while (re-search-forward regexp nil t) | |
4431 | (let* ((start (and entry (match-beginning (nth 1 entry)))) | |
4432 | (end (and entry (match-end (nth 1 entry)))) | |
4433 | (from (match-beginning 0))) | |
4434 | (when (and (or (eq t (nth 2 entry)) | |
4435 | (eval (nth 2 entry))) | |
4436 | (not (gnus-button-in-region-p | |
4437 | start end 'gnus-callback))) | |
4438 | ;; That optional form returned non-nil, so we add the | |
4439 | ;; button. | |
4440 | (gnus-article-add-button | |
4441 | start end 'gnus-button-push | |
4442 | (car (push (set-marker (make-marker) from) | |
4443 | gnus-button-marker-list)))))))))) | |
4444 | ||
4445 | ;; Add buttons to the head of an article. | |
4446 | (defun gnus-article-add-buttons-to-head () | |
4447 | "Add buttons to the head of the article." | |
4448 | (interactive) | |
4449 | (save-excursion | |
4450 | (set-buffer gnus-article-buffer) | |
16409b0b GM |
4451 | (save-restriction |
4452 | (let ((buffer-read-only nil) | |
4453 | (inhibit-point-motion-hooks t) | |
4454 | (case-fold-search t) | |
4455 | (alist gnus-header-button-alist) | |
4456 | entry beg end) | |
4457 | (article-narrow-to-head) | |
4458 | (while alist | |
4459 | ;; Each alist entry. | |
4460 | (setq entry (car alist) | |
4461 | alist (cdr alist)) | |
4462 | (goto-char (point-min)) | |
4463 | (while (re-search-forward (car entry) nil t) | |
4464 | ;; Each header matching the entry. | |
4465 | (setq beg (match-beginning 0)) | |
4466 | (setq end (or (and (re-search-forward "^[^ \t]" nil t) | |
4467 | (match-beginning 0)) | |
4468 | (point-max))) | |
4469 | (goto-char beg) | |
4470 | (while (re-search-forward (nth 1 entry) end t) | |
4471 | ;; Each match within a header. | |
4472 | (let* ((entry (cdr entry)) | |
4473 | (start (match-beginning (nth 1 entry))) | |
4474 | (end (match-end (nth 1 entry))) | |
4475 | (form (nth 2 entry))) | |
4476 | (goto-char (match-end 0)) | |
4477 | (when (eval form) | |
4478 | (gnus-article-add-button | |
4479 | start end (nth 3 entry) | |
4480 | (buffer-substring (match-beginning (nth 4 entry)) | |
4481 | (match-end (nth 4 entry))))))) | |
4482 | (goto-char end))))))) | |
eec82323 LMI |
4483 | |
4484 | ;;; External functions: | |
4485 | ||
4486 | (defun gnus-article-add-button (from to fun &optional data) | |
4487 | "Create a button between FROM and TO with callback FUN and data DATA." | |
4488 | (when gnus-article-button-face | |
4489 | (gnus-overlay-put (gnus-make-overlay from to) | |
4490 | 'face gnus-article-button-face)) | |
4491 | (gnus-add-text-properties | |
4492 | from to | |
4493 | (nconc (and gnus-article-mouse-face | |
4494 | (list gnus-mouse-face-prop gnus-article-mouse-face)) | |
4495 | (list 'gnus-callback fun) | |
16409b0b GM |
4496 | (and data (list 'gnus-data data)))) |
4497 | (widget-convert-button 'link from to :action 'gnus-widget-press-button | |
4498 | :button-keymap gnus-widget-button-keymap)) | |
eec82323 LMI |
4499 | |
4500 | ;;; Internal functions: | |
4501 | ||
a8151ef7 LMI |
4502 | (defun gnus-article-set-globals () |
4503 | (save-excursion | |
4504 | (set-buffer gnus-summary-buffer) | |
4505 | (gnus-set-global-variables))) | |
4506 | ||
eec82323 LMI |
4507 | (defun gnus-signature-toggle (end) |
4508 | (save-excursion | |
4509 | (set-buffer gnus-article-buffer) | |
4510 | (let ((buffer-read-only nil) | |
4511 | (inhibit-point-motion-hooks t)) | |
4512 | (if (get-text-property end 'invisible) | |
4513 | (gnus-article-unhide-text end (point-max)) | |
4514 | (gnus-article-hide-text end (point-max) gnus-hidden-properties))))) | |
4515 | ||
4516 | (defun gnus-button-entry () | |
4517 | ;; Return the first entry in `gnus-button-alist' matching this place. | |
4518 | (let ((alist gnus-button-alist) | |
4519 | (entry nil)) | |
4520 | (while alist | |
4521 | (setq entry (pop alist)) | |
4522 | (if (looking-at (car entry)) | |
4523 | (setq alist nil) | |
4524 | (setq entry nil))) | |
4525 | entry)) | |
4526 | ||
4527 | (defun gnus-button-push (marker) | |
4528 | ;; Push button starting at MARKER. | |
4529 | (save-excursion | |
eec82323 LMI |
4530 | (goto-char marker) |
4531 | (let* ((entry (gnus-button-entry)) | |
4532 | (inhibit-point-motion-hooks t) | |
4533 | (fun (nth 3 entry)) | |
4534 | (args (mapcar (lambda (group) | |
4535 | (let ((string (match-string group))) | |
4536 | (gnus-set-text-properties | |
4537 | 0 (length string) nil string) | |
4538 | string)) | |
4539 | (nthcdr 4 entry)))) | |
4540 | (cond | |
4541 | ((fboundp fun) | |
4542 | (apply fun args)) | |
4543 | ((and (boundp fun) | |
4544 | (fboundp (symbol-value fun))) | |
4545 | (apply (symbol-value fun) args)) | |
4546 | (t | |
4547 | (gnus-message 1 "You must define `%S' to use this button" | |
4548 | (cons fun args))))))) | |
4549 | ||
4550 | (defun gnus-button-message-id (message-id) | |
4551 | "Fetch MESSAGE-ID." | |
4552 | (save-excursion | |
4553 | (set-buffer gnus-summary-buffer) | |
4554 | (gnus-summary-refer-article message-id))) | |
4555 | ||
4556 | (defun gnus-button-fetch-group (address) | |
4557 | "Fetch GROUP specified by ADDRESS." | |
4558 | (if (not (string-match "[:/]" address)) | |
4559 | ;; This is just a simple group url. | |
4560 | (gnus-group-read-ephemeral-group address gnus-select-method) | |
4561 | (if (not (string-match "^\\([^:/]+\\)\\(:\\([^/]+\\)/\\)?\\(.*\\)$" | |
4562 | address)) | |
4563 | (error "Can't parse %s" address) | |
4564 | (gnus-group-read-ephemeral-group | |
4565 | (match-string 4 address) | |
4566 | `(nntp ,(match-string 1 address) | |
4567 | (nntp-address ,(match-string 1 address)) | |
4568 | (nntp-port-number ,(if (match-end 3) | |
4569 | (match-string 3 address) | |
4570 | "nntp"))))))) | |
4571 | ||
eec82323 LMI |
4572 | (defun gnus-url-parse-query-string (query &optional downcase) |
4573 | (let (retval pairs cur key val) | |
16409b0b | 4574 | (setq pairs (split-string query "&")) |
eec82323 LMI |
4575 | (while pairs |
4576 | (setq cur (car pairs) | |
4577 | pairs (cdr pairs)) | |
4578 | (if (not (string-match "=" cur)) | |
4579 | nil ; Grace | |
4580 | (setq key (gnus-url-unhex-string (substring cur 0 (match-beginning 0))) | |
4581 | val (gnus-url-unhex-string (substring cur (match-end 0) nil))) | |
4582 | (if downcase | |
4583 | (setq key (downcase key))) | |
4584 | (setq cur (assoc key retval)) | |
4585 | (if cur | |
4586 | (setcdr cur (cons val (cdr cur))) | |
4587 | (setq retval (cons (list key val) retval))))) | |
4588 | retval)) | |
4589 | ||
4590 | (defun gnus-url-unhex (x) | |
4591 | (if (> x ?9) | |
4592 | (if (>= x ?a) | |
4593 | (+ 10 (- x ?a)) | |
4594 | (+ 10 (- x ?A))) | |
4595 | (- x ?0))) | |
4596 | ||
4597 | (defun gnus-url-unhex-string (str &optional allow-newlines) | |
4598 | "Remove %XXX embedded spaces, etc in a url. | |
4599 | If optional second argument ALLOW-NEWLINES is non-nil, then allow the | |
4600 | decoding of carriage returns and line feeds in the string, which is normally | |
4601 | forbidden in URL encoding." | |
4602 | (setq str (or str "")) | |
4603 | (let ((tmp "") | |
4604 | (case-fold-search t)) | |
4605 | (while (string-match "%[0-9a-f][0-9a-f]" str) | |
4606 | (let* ((start (match-beginning 0)) | |
4607 | (ch1 (gnus-url-unhex (elt str (+ start 1)))) | |
4608 | (code (+ (* 16 ch1) | |
4609 | (gnus-url-unhex (elt str (+ start 2)))))) | |
4610 | (setq tmp (concat | |
4611 | tmp (substring str 0 start) | |
4612 | (cond | |
4613 | (allow-newlines | |
4614 | (char-to-string code)) | |
4615 | ((or (= code ?\n) (= code ?\r)) | |
4616 | " ") | |
4617 | (t (char-to-string code)))) | |
4618 | str (substring str (match-end 0))))) | |
4619 | (setq tmp (concat tmp str)) | |
4620 | tmp)) | |
4621 | ||
4622 | (defun gnus-url-mailto (url) | |
4623 | ;; Send mail to someone | |
4624 | (when (string-match "mailto:/*\\(.*\\)" url) | |
4625 | (setq url (substring url (match-beginning 1) nil))) | |
6748645f | 4626 | (let (to args subject func) |
eec82323 LMI |
4627 | (if (string-match (regexp-quote "?") url) |
4628 | (setq to (gnus-url-unhex-string (substring url 0 (match-beginning 0))) | |
4629 | args (gnus-url-parse-query-string | |
4630 | (substring url (match-end 0) nil) t)) | |
4631 | (setq to (gnus-url-unhex-string url))) | |
4632 | (setq args (cons (list "to" to) args) | |
4633 | subject (cdr-safe (assoc "subject" args))) | |
4634 | (message-mail) | |
4635 | (while args | |
4636 | (setq func (intern-soft (concat "message-goto-" (downcase (caar args))))) | |
4637 | (if (fboundp func) | |
4638 | (funcall func) | |
4639 | (message-position-on-field (caar args))) | |
4640 | (insert (mapconcat 'identity (cdar args) ", ")) | |
4641 | (setq args (cdr args))) | |
4642 | (if subject | |
4643 | (message-goto-body) | |
4644 | (message-goto-subject)))) | |
4645 | ||
4646 | (defun gnus-button-mailto (address) | |
e0bad764 | 4647 | "Mail to ADDRESS." |
eec82323 LMI |
4648 | (set-buffer (gnus-copy-article-buffer)) |
4649 | (message-reply address)) | |
4650 | ||
e0bad764 | 4651 | (defalias 'gnus-button-reply 'message-reply) |
eec82323 | 4652 | |
eec82323 | 4653 | (defun gnus-button-embedded-url (address) |
e0bad764 | 4654 | "Activate ADDRESS with `browse-url'." |
1b978bfc | 4655 | (browse-url (gnus-strip-whitespace address))) |
eec82323 LMI |
4656 | |
4657 | ;;; Next/prev buttons in the article buffer. | |
4658 | ||
4659 | (defvar gnus-next-page-line-format "%{%(Next page...%)%}\n") | |
4660 | (defvar gnus-prev-page-line-format "%{%(Previous page...%)%}\n") | |
4661 | ||
4662 | (defvar gnus-prev-page-map nil) | |
4663 | (unless gnus-prev-page-map | |
4664 | (setq gnus-prev-page-map (make-sparse-keymap)) | |
4665 | (define-key gnus-prev-page-map gnus-mouse-2 'gnus-button-prev-page) | |
4666 | (define-key gnus-prev-page-map "\r" 'gnus-button-prev-page)) | |
4667 | ||
4668 | (defun gnus-insert-prev-page-button () | |
4669 | (let ((buffer-read-only nil)) | |
4670 | (gnus-eval-format | |
4671 | gnus-prev-page-line-format nil | |
4672 | `(gnus-prev t local-map ,gnus-prev-page-map | |
6748645f | 4673 | gnus-callback gnus-article-button-prev-page |
16409b0b | 4674 | article-type annotation)))) |
eec82323 LMI |
4675 | |
4676 | (defvar gnus-next-page-map nil) | |
4677 | (unless gnus-next-page-map | |
4678 | (setq gnus-next-page-map (make-keymap)) | |
4679 | (suppress-keymap gnus-prev-page-map) | |
4680 | (define-key gnus-next-page-map gnus-mouse-2 'gnus-button-next-page) | |
4681 | (define-key gnus-next-page-map "\r" 'gnus-button-next-page)) | |
4682 | ||
4683 | (defun gnus-button-next-page () | |
4684 | "Go to the next page." | |
4685 | (interactive) | |
4686 | (let ((win (selected-window))) | |
4687 | (select-window (get-buffer-window gnus-article-buffer t)) | |
4688 | (gnus-article-next-page) | |
4689 | (select-window win))) | |
4690 | ||
4691 | (defun gnus-button-prev-page () | |
4692 | "Go to the prev page." | |
4693 | (interactive) | |
4694 | (let ((win (selected-window))) | |
4695 | (select-window (get-buffer-window gnus-article-buffer t)) | |
4696 | (gnus-article-prev-page) | |
4697 | (select-window win))) | |
4698 | ||
4699 | (defun gnus-insert-next-page-button () | |
4700 | (let ((buffer-read-only nil)) | |
4701 | (gnus-eval-format gnus-next-page-line-format nil | |
6748645f LMI |
4702 | `(gnus-next |
4703 | t local-map ,gnus-next-page-map | |
4704 | gnus-callback gnus-article-button-next-page | |
16409b0b | 4705 | article-type annotation)))) |
eec82323 LMI |
4706 | |
4707 | (defun gnus-article-button-next-page (arg) | |
4708 | "Go to the next page." | |
4709 | (interactive "P") | |
4710 | (let ((win (selected-window))) | |
4711 | (select-window (get-buffer-window gnus-article-buffer t)) | |
4712 | (gnus-article-next-page) | |
4713 | (select-window win))) | |
4714 | ||
4715 | (defun gnus-article-button-prev-page (arg) | |
4716 | "Go to the prev page." | |
4717 | (interactive "P") | |
4718 | (let ((win (selected-window))) | |
4719 | (select-window (get-buffer-window gnus-article-buffer t)) | |
4720 | (gnus-article-prev-page) | |
4721 | (select-window win))) | |
4722 | ||
16409b0b GM |
4723 | (defvar gnus-decode-header-methods |
4724 | '(mail-decode-encoded-word-region) | |
4725 | "List of methods used to decode headers. | |
4726 | ||
4727 | This variable is a list of FUNCTION or (REGEXP . FUNCTION). If item | |
4728 | is FUNCTION, FUNCTION will be apply to all newsgroups. If item is a | |
4729 | (REGEXP . FUNCTION), FUNCTION will be only apply to thes newsgroups | |
4730 | whose names match REGEXP. | |
4731 | ||
4732 | For example: | |
4733 | ((\"chinese\" . gnus-decode-encoded-word-region-by-guess) | |
4734 | mail-decode-encoded-word-region | |
4735 | (\"chinese\" . rfc1843-decode-region)) | |
4736 | ") | |
4737 | ||
4738 | (defvar gnus-decode-header-methods-cache nil) | |
4739 | ||
4740 | (defun gnus-multi-decode-header (start end) | |
4741 | "Apply the functions from `gnus-encoded-word-methods' that match." | |
4742 | (unless (and gnus-decode-header-methods-cache | |
4743 | (eq gnus-newsgroup-name | |
4744 | (car gnus-decode-header-methods-cache))) | |
4745 | (setq gnus-decode-header-methods-cache (list gnus-newsgroup-name)) | |
4746 | (mapcar (lambda (x) | |
4747 | (if (symbolp x) | |
4748 | (nconc gnus-decode-header-methods-cache (list x)) | |
4749 | (if (and gnus-newsgroup-name | |
4750 | (string-match (car x) gnus-newsgroup-name)) | |
4751 | (nconc gnus-decode-header-methods-cache | |
4752 | (list (cdr x)))))) | |
4753 | gnus-decode-header-methods)) | |
4754 | (let ((xlist gnus-decode-header-methods-cache)) | |
4755 | (pop xlist) | |
4756 | (save-restriction | |
4757 | (narrow-to-region start end) | |
4758 | (while xlist | |
4759 | (funcall (pop xlist) (point-min) (point-max)))))) | |
4760 | ||
4761 | ;;; | |
4762 | ;;; Treatment top-level handling. | |
4763 | ;;; | |
4764 | ||
4765 | (defun gnus-treat-article (condition &optional part-number total-parts type) | |
4766 | (let ((length (- (point-max) (point-min))) | |
4767 | (alist gnus-treatment-function-alist) | |
4768 | (article-goto-body-goes-to-point-min-p t) | |
4769 | (treated-type | |
4770 | (or (not type) | |
4771 | (catch 'found | |
4772 | (let ((list gnus-article-treat-types)) | |
4773 | (while list | |
4774 | (when (string-match (pop list) type) | |
4775 | (throw 'found t))))))) | |
4776 | (highlightp (gnus-visual-p 'article-highlight 'highlight)) | |
4777 | val elem) | |
4778 | (gnus-run-hooks 'gnus-part-display-hook) | |
4779 | (while (setq elem (pop alist)) | |
4780 | (setq val | |
4781 | (save-excursion | |
4782 | (if (gnus-buffer-live-p gnus-summary-buffer) | |
4783 | (set-buffer gnus-summary-buffer)) | |
4784 | (symbol-value (car elem)))) | |
4785 | (when (and (or (consp val) | |
4786 | treated-type) | |
4787 | (gnus-treat-predicate val) | |
4788 | (or (not (get (car elem) 'highlight)) | |
4789 | highlightp)) | |
4790 | (save-restriction | |
4791 | (funcall (cadr elem))))))) | |
4792 | ||
4793 | ;; Dynamic variables. | |
e0bad764 DL |
4794 | (eval-when-compile |
4795 | (defvar part-number) | |
4796 | (defvar total-parts) | |
4797 | (defvar type) | |
4798 | (defvar condition) | |
4799 | (defvar length)) | |
4800 | ||
16409b0b GM |
4801 | (defun gnus-treat-predicate (val) |
4802 | (cond | |
4803 | ((null val) | |
4804 | nil) | |
4805 | ((and (listp val) | |
4806 | (stringp (car val))) | |
4807 | (apply 'gnus-or (mapcar `(lambda (s) | |
4808 | (string-match s ,(or gnus-newsgroup-name ""))) | |
4809 | val))) | |
4810 | ((listp val) | |
4811 | (let ((pred (pop val))) | |
4812 | (cond | |
4813 | ((eq pred 'or) | |
4814 | (apply 'gnus-or (mapcar 'gnus-treat-predicate val))) | |
4815 | ((eq pred 'and) | |
4816 | (apply 'gnus-and (mapcar 'gnus-treat-predicate val))) | |
4817 | ((eq pred 'not) | |
4818 | (not (gnus-treat-predicate (car val)))) | |
4819 | ((eq pred 'typep) | |
4820 | (equal (car val) type)) | |
4821 | (t | |
4822 | (error "%S is not a valid predicate" pred))))) | |
4823 | (condition | |
4824 | (eq condition val)) | |
4825 | ((eq val t) | |
4826 | t) | |
4827 | ((eq val 'head) | |
4828 | nil) | |
4829 | ((eq val 'last) | |
4830 | (eq part-number total-parts)) | |
4831 | ((numberp val) | |
4832 | (< length val)) | |
4833 | (t | |
4834 | (error "%S is not a valid value" val)))) | |
4835 | ||
eec82323 LMI |
4836 | (gnus-ems-redefine) |
4837 | ||
4838 | (provide 'gnus-art) | |
4839 | ||
4840 | (run-hooks 'gnus-art-load-hook) | |
4841 | ||
4842 | ;;; gnus-art.el ends here |