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eec82323 | 1 | ;;; gnus-start.el --- startup functions for Gnus |
0302b80e | 2 | ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 |
16409b0b | 3 | ;; Free Software Foundation, Inc. |
eec82323 | 4 | |
6748645f | 5 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> |
eec82323 LMI |
6 | ;; Keywords: news |
7 | ||
8 | ;; This file is part of GNU Emacs. | |
9 | ||
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
12 | ;; the Free Software Foundation; either version 2, or (at your option) | |
13 | ;; any later version. | |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
20 | ;; You should have received a copy of the GNU General Public License | |
21 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
3a35cf56 LK |
22 | ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
23 | ;; Boston, MA 02110-1301, USA. | |
eec82323 LMI |
24 | |
25 | ;;; Commentary: | |
26 | ||
27 | ;;; Code: | |
28 | ||
29 | (require 'gnus) | |
30 | (require 'gnus-win) | |
31 | (require 'gnus-int) | |
32 | (require 'gnus-spec) | |
33 | (require 'gnus-range) | |
34 | (require 'gnus-util) | |
23f87bed MB |
35 | (autoload 'message-make-date "message") |
36 | (autoload 'gnus-agent-read-servers-validate "gnus-agent") | |
54506618 | 37 | (autoload 'gnus-agent-save-local "gnus-agent") |
23f87bed | 38 | (autoload 'gnus-agent-possibly-alter-active "gnus-agent") |
54506618 | 39 | |
bf247b6e | 40 | (eval-when-compile |
54506618 MB |
41 | (require 'cl) |
42 | ||
43 | (defvar gnus-agent-covered-methods nil) | |
44 | (defvar gnus-agent-file-loading-local nil) | |
45 | (defvar gnus-agent-file-loading-cache nil)) | |
eec82323 LMI |
46 | |
47 | (defcustom gnus-startup-file (nnheader-concat gnus-home-directory ".newsrc") | |
48 | "Your `.newsrc' file. | |
49 | `.newsrc-SERVER' will be used instead if that exists." | |
50 | :group 'gnus-start | |
51 | :type 'file) | |
52 | ||
23f87bed MB |
53 | (defcustom gnus-backup-startup-file 'never |
54 | "Whether to create backup files. | |
55 | This variable takes the same values as the `version-control' | |
56 | variable." | |
bf247b6e | 57 | :version "22.1" |
23f87bed MB |
58 | :group 'gnus-start |
59 | :type '(choice (const :tag "Never" never) | |
60 | (const :tag "If existing" nil) | |
61 | (other :tag "Always" t))) | |
62 | ||
63 | (defcustom gnus-save-startup-file-via-temp-buffer t | |
64 | "Whether to write the startup file contents to a buffer then save | |
65 | the buffer or write directly to the file. The buffer is faster | |
66 | because all of the contents are written at once. The direct write | |
67 | uses considerably less memory." | |
bf247b6e | 68 | :version "22.1" |
23f87bed MB |
69 | :group 'gnus-start |
70 | :type '(choice (const :tag "Write via buffer" t) | |
71 | (const :tag "Write directly to file" nil))) | |
72 | ||
eec82323 | 73 | (defcustom gnus-init-file (nnheader-concat gnus-home-directory ".gnus") |
83be5c8c RS |
74 | "Your Gnus Emacs-Lisp startup file name. |
75 | If a file with the `.el' or `.elc' suffixes exists, it will be read instead." | |
eec82323 LMI |
76 | :group 'gnus-start |
77 | :type 'file) | |
78 | ||
79 | (defcustom gnus-site-init-file | |
cb75201b | 80 | (condition-case nil |
83be5c8c RS |
81 | (concat (file-name-directory |
82 | (directory-file-name installation-directory)) | |
83 | "site-lisp/gnus-init") | |
cb75201b | 84 | (error nil)) |
16409b0b | 85 | "The site-wide Gnus Emacs-Lisp startup file name, or nil if none. |
83be5c8c | 86 | If a file with the `.el' or `.elc' suffixes exists, it will be read instead." |
eec82323 | 87 | :group 'gnus-start |
83be5c8c | 88 | :type '(choice file (const nil))) |
eec82323 LMI |
89 | |
90 | (defcustom gnus-default-subscribed-newsgroups nil | |
83be5c8c RS |
91 | "List of newsgroups to subscribe, when a user runs Gnus the first time. |
92 | The value should be a list of strings. | |
93 | If it is t, Gnus will not do anything special the first time it is | |
eec82323 LMI |
94 | started; it'll just use the normal newsgroups subscription methods." |
95 | :group 'gnus-start | |
83be5c8c | 96 | :type '(choice (repeat string) (const :tag "Nothing special" t))) |
eec82323 LMI |
97 | |
98 | (defcustom gnus-use-dribble-file t | |
99 | "*Non-nil means that Gnus will use a dribble file to store user updates. | |
100 | If Emacs should crash without saving the .newsrc files, complete | |
101 | information can be restored from the dribble file." | |
102 | :group 'gnus-dribble-file | |
103 | :type 'boolean) | |
104 | ||
105 | (defcustom gnus-dribble-directory nil | |
106 | "*The directory where dribble files will be saved. | |
107 | If this variable is nil, the directory where the .newsrc files are | |
108 | saved will be used." | |
109 | :group 'gnus-dribble-file | |
110 | :type '(choice directory (const nil))) | |
111 | ||
a8151ef7 | 112 | (defcustom gnus-check-new-newsgroups 'ask-server |
6748645f | 113 | "*Non-nil means that Gnus will run `gnus-find-new-newsgroups' at startup. |
eec82323 LMI |
114 | This normally finds new newsgroups by comparing the active groups the |
115 | servers have already reported with those Gnus already knows, either alive | |
116 | or killed. | |
117 | ||
6748645f | 118 | When any of the following are true, `gnus-find-new-newsgroups' will instead |
eec82323 LMI |
119 | ask the servers (primary, secondary, and archive servers) to list new |
120 | groups since the last time it checked: | |
121 | 1. This variable is `ask-server'. | |
122 | 2. This variable is a list of select methods (see below). | |
123 | 3. `gnus-read-active-file' is nil or `some'. | |
6748645f | 124 | 4. A prefix argument is given to `gnus-find-new-newsgroups' interactively. |
eec82323 LMI |
125 | |
126 | Thus, if this variable is `ask-server' or a list of select methods or | |
127 | `gnus-read-active-file' is nil or `some', then the killed list is no | |
128 | longer necessary, so you could safely set `gnus-save-killed-list' to nil. | |
129 | ||
130 | This variable can be a list of select methods which Gnus will query with | |
131 | the `ask-server' method in addition to the primary, secondary, and archive | |
132 | servers. | |
133 | ||
134 | Eg. | |
135 | (setq gnus-check-new-newsgroups | |
136 | '((nntp \"some.server\") (nntp \"other.server\"))) | |
137 | ||
138 | If this variable is nil, then you have to tell Gnus explicitly to | |
139 | check for new newsgroups with \\<gnus-group-mode-map>\\[gnus-find-new-newsgroups]." | |
140 | :group 'gnus-start | |
141 | :type '(choice (const :tag "no" nil) | |
142 | (const :tag "by brute force" t) | |
143 | (const :tag "ask servers" ask-server) | |
144 | (repeat :menu-tag "ask additional servers" | |
145 | :tag "ask additional servers" | |
146 | :value ((nntp "")) | |
147 | (sexp :format "%v")))) | |
148 | ||
149 | (defcustom gnus-check-bogus-newsgroups nil | |
150 | "*Non-nil means that Gnus will check and remove bogus newsgroup at startup. | |
151 | If this variable is nil, then you have to tell Gnus explicitly to | |
152 | check for bogus newsgroups with \\<gnus-group-mode-map>\\[gnus-group-check-bogus-groups]." | |
153 | :group 'gnus-start-server | |
154 | :type 'boolean) | |
155 | ||
a8151ef7 | 156 | (defcustom gnus-read-active-file 'some |
eec82323 LMI |
157 | "*Non-nil means that Gnus will read the entire active file at startup. |
158 | If this variable is nil, Gnus will only know about the groups in your | |
159 | `.newsrc' file. | |
160 | ||
161 | If this variable is `some', Gnus will try to only read the relevant | |
162 | parts of the active file from the server. Not all servers support | |
163 | this, and it might be quite slow with other servers, but this should | |
164 | generally be faster than both the t and nil value. | |
165 | ||
166 | If you set this variable to nil or `some', you probably still want to | |
167 | be told about new newsgroups that arrive. To do that, set | |
168 | `gnus-check-new-newsgroups' to `ask-server'. This may not work | |
169 | properly with all servers." | |
170 | :group 'gnus-start-server | |
171 | :type '(choice (const nil) | |
172 | (const some) | |
173 | (const t))) | |
174 | ||
16409b0b GM |
175 | (defconst gnus-level-subscribed 5 |
176 | "Groups with levels less than or equal to this variable are subscribed.") | |
eec82323 | 177 | |
16409b0b GM |
178 | (defconst gnus-level-unsubscribed 7 |
179 | "Groups with levels less than or equal to this variable are unsubscribed. | |
eec82323 | 180 | Groups with levels less than `gnus-level-subscribed', which should be |
16409b0b | 181 | less than this variable, are subscribed.") |
eec82323 | 182 | |
16409b0b GM |
183 | (defconst gnus-level-zombie 8 |
184 | "Groups with this level are zombie groups.") | |
eec82323 | 185 | |
16409b0b GM |
186 | (defconst gnus-level-killed 9 |
187 | "Groups with this level are killed.") | |
eec82323 LMI |
188 | |
189 | (defcustom gnus-level-default-subscribed 3 | |
190 | "*New subscribed groups will be subscribed at this level." | |
191 | :group 'gnus-group-levels | |
192 | :type 'integer) | |
193 | ||
194 | (defcustom gnus-level-default-unsubscribed 6 | |
195 | "*New unsubscribed groups will be unsubscribed at this level." | |
196 | :group 'gnus-group-levels | |
197 | :type 'integer) | |
198 | ||
199 | (defcustom gnus-activate-level (1+ gnus-level-subscribed) | |
200 | "*Groups higher than this level won't be activated on startup. | |
201 | Setting this variable to something low might save lots of time when | |
202 | you have many groups that you aren't interested in." | |
203 | :group 'gnus-group-levels | |
204 | :type 'integer) | |
205 | ||
206 | (defcustom gnus-activate-foreign-newsgroups 4 | |
207 | "*If nil, Gnus will not check foreign newsgroups at startup. | |
208 | If it is non-nil, it should be a number between one and nine. Foreign | |
209 | newsgroups that have a level lower or equal to this number will be | |
210 | activated on startup. For instance, if you want to active all | |
211 | subscribed newsgroups, but not the rest, you'd set this variable to | |
212 | `gnus-level-subscribed'. | |
213 | ||
214 | If you subscribe to lots of newsgroups from different servers, startup | |
215 | might take a while. By setting this variable to nil, you'll save time, | |
216 | but you won't be told how many unread articles there are in the | |
217 | groups." | |
218 | :group 'gnus-group-levels | |
6748645f LMI |
219 | :type '(choice integer |
220 | (const :tag "none" nil))) | |
eec82323 | 221 | |
16409b0b GM |
222 | (defcustom gnus-read-newsrc-file t |
223 | "*Non-nil means that Gnus will read the `.newsrc' file. | |
224 | Gnus always reads its own startup file, which is called | |
225 | \".newsrc.eld\". The file called \".newsrc\" is in a format that can | |
226 | be readily understood by other newsreaders. If you don't plan on | |
227 | using other newsreaders, set this variable to nil to save some time on | |
228 | entry." | |
0e5f03c1 | 229 | :version "21.1" |
16409b0b GM |
230 | :group 'gnus-newsrc |
231 | :type 'boolean) | |
232 | ||
eec82323 LMI |
233 | (defcustom gnus-save-newsrc-file t |
234 | "*Non-nil means that Gnus will save the `.newsrc' file. | |
235 | Gnus always saves its own startup file, which is called | |
236 | \".newsrc.eld\". The file called \".newsrc\" is in a format that can | |
237 | be readily understood by other newsreaders. If you don't plan on | |
238 | using other newsreaders, set this variable to nil to save some time on | |
239 | exit." | |
240 | :group 'gnus-newsrc | |
241 | :type 'boolean) | |
242 | ||
243 | (defcustom gnus-save-killed-list t | |
244 | "*If non-nil, save the list of killed groups to the startup file. | |
245 | If you set this variable to nil, you'll save both time (when starting | |
246 | and quitting) and space (both memory and disk), but it will also mean | |
247 | that Gnus has no record of which groups are new and which are old, so | |
248 | the automatic new newsgroups subscription methods become meaningless. | |
249 | ||
250 | You should always set `gnus-check-new-newsgroups' to `ask-server' or | |
251 | nil if you set this variable to nil. | |
252 | ||
253 | This variable can also be a regexp. In that case, all groups that do | |
254 | not match this regexp will be removed before saving the list." | |
255 | :group 'gnus-newsrc | |
23f87bed MB |
256 | :type '(radio (sexp :format "Non-nil\n" |
257 | :match (lambda (widget value) | |
258 | (and value (not (stringp value)))) | |
259 | :value t) | |
260 | (const nil) | |
ad136a7c | 261 | regexp)) |
eec82323 LMI |
262 | |
263 | (defcustom gnus-ignored-newsgroups | |
16409b0b GM |
264 | (mapconcat 'identity |
265 | '("^to\\." ; not "real" groups | |
23f87bed | 266 | "^[0-9. \t]+\\( \\|$\\)" ; all digits in name |
16409b0b GM |
267 | "^[\"][]\"[#'()]" ; bogus characters |
268 | ) | |
269 | "\\|") | |
6748645f | 270 | "*A regexp to match uninteresting newsgroups in the active file. |
eec82323 LMI |
271 | Any lines in the active file matching this regular expression are |
272 | removed from the newsgroup list before anything else is done to it, | |
273 | thus making them effectively non-existent." | |
274 | :group 'gnus-group-new | |
275 | :type 'regexp) | |
276 | ||
277 | (defcustom gnus-subscribe-newsgroup-method 'gnus-subscribe-zombies | |
23f87bed | 278 | "*Function(s) called with a group name when new group is detected. |
eec82323 LMI |
279 | A few pre-made functions are supplied: `gnus-subscribe-randomly' |
280 | inserts new groups at the beginning of the list of groups; | |
281 | `gnus-subscribe-alphabetically' inserts new groups in strict | |
282 | alphabetic order; `gnus-subscribe-hierarchically' inserts new groups | |
283 | in hierarchical newsgroup order; `gnus-subscribe-interactively' asks | |
284 | for your decision; `gnus-subscribe-killed' kills all new groups; | |
16409b0b GM |
285 | `gnus-subscribe-zombies' will make all new groups into zombies; |
286 | `gnus-subscribe-topics' will enter groups into the topics that | |
287 | claim them." | |
eec82323 LMI |
288 | :group 'gnus-group-new |
289 | :type '(radio (function-item gnus-subscribe-randomly) | |
290 | (function-item gnus-subscribe-alphabetically) | |
291 | (function-item gnus-subscribe-hierarchically) | |
292 | (function-item gnus-subscribe-interactively) | |
293 | (function-item gnus-subscribe-killed) | |
294 | (function-item gnus-subscribe-zombies) | |
16409b0b | 295 | (function-item gnus-subscribe-topics) |
23f87bed MB |
296 | function |
297 | (repeat function))) | |
298 | ||
299 | (defcustom gnus-subscribe-newsgroup-hooks nil | |
300 | "*Hooks run after you subscribe to a new group. | |
301 | The hooks will be called with new group's name as argument." | |
bf247b6e | 302 | :version "22.1" |
23f87bed MB |
303 | :group 'gnus-group-new |
304 | :type 'hook) | |
eec82323 | 305 | |
eec82323 LMI |
306 | (defcustom gnus-subscribe-options-newsgroup-method |
307 | 'gnus-subscribe-alphabetically | |
23f87bed | 308 | "*Function(s) called to subscribe newsgroups mentioned on \"options -n\" lines. |
eec82323 LMI |
309 | If, for instance, you want to subscribe to all newsgroups in the |
310 | \"no\" and \"alt\" hierarchies, you'd put the following in your | |
311 | .newsrc file: | |
312 | ||
313 | options -n no.all alt.all | |
314 | ||
315 | Gnus will the subscribe all new newsgroups in these hierarchies with | |
316 | the subscription method in this variable." | |
317 | :group 'gnus-group-new | |
318 | :type '(radio (function-item gnus-subscribe-randomly) | |
319 | (function-item gnus-subscribe-alphabetically) | |
320 | (function-item gnus-subscribe-hierarchically) | |
321 | (function-item gnus-subscribe-interactively) | |
322 | (function-item gnus-subscribe-killed) | |
323 | (function-item gnus-subscribe-zombies) | |
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324 | (function-item gnus-subscribe-topics) |
325 | function | |
326 | (repeat function))) | |
eec82323 LMI |
327 | |
328 | (defcustom gnus-subscribe-hierarchical-interactive nil | |
329 | "*If non-nil, Gnus will offer to subscribe hierarchically. | |
330 | When a new hierarchy appears, Gnus will ask the user: | |
331 | ||
332 | 'alt.binaries': Do you want to subscribe to this hierarchy? ([d]ys): | |
333 | ||
334 | If the user pressed `d', Gnus will descend the hierarchy, `y' will | |
335 | subscribe to all newsgroups in the hierarchy and `s' will skip this | |
336 | hierarchy in its entirety." | |
337 | :group 'gnus-group-new | |
338 | :type 'boolean) | |
339 | ||
340 | (defcustom gnus-auto-subscribed-groups | |
23f87bed | 341 | "^nnml\\|^nnfolder\\|^nnmbox\\|^nnmh\\|^nnbabyl\\|^nnmaildir" |
eec82323 LMI |
342 | "*All new groups that match this regexp will be subscribed automatically. |
343 | Note that this variable only deals with new groups. It has no effect | |
344 | whatsoever on old groups. | |
345 | ||
346 | New groups that match this regexp will not be handled by | |
347 | `gnus-subscribe-newsgroup-method'. Instead, they will | |
348 | be subscribed using `gnus-subscribe-options-newsgroup-method'." | |
349 | :group 'gnus-group-new | |
350 | :type 'regexp) | |
351 | ||
352 | (defcustom gnus-options-subscribe nil | |
353 | "*All new groups matching this regexp will be subscribed unconditionally. | |
354 | Note that this variable deals only with new newsgroups. This variable | |
355 | does not affect old newsgroups. | |
356 | ||
357 | New groups that match this regexp will not be handled by | |
358 | `gnus-subscribe-newsgroup-method'. Instead, they will | |
359 | be subscribed using `gnus-subscribe-options-newsgroup-method'." | |
360 | :group 'gnus-group-new | |
361 | :type '(choice regexp | |
362 | (const :tag "none" nil))) | |
363 | ||
364 | (defcustom gnus-options-not-subscribe nil | |
365 | "*All new groups matching this regexp will be ignored. | |
366 | Note that this variable deals only with new newsgroups. This variable | |
367 | does not affect old (already subscribed) newsgroups." | |
368 | :group 'gnus-group-new | |
369 | :type '(choice regexp | |
370 | (const :tag "none" nil))) | |
371 | ||
372 | (defcustom gnus-modtime-botch nil | |
373 | "*Non-nil means .newsrc should be deleted prior to save. | |
374 | Its use is due to the bogus appearance that .newsrc was modified on | |
375 | disc." | |
376 | :group 'gnus-newsrc | |
377 | :type 'boolean) | |
378 | ||
379 | (defcustom gnus-check-bogus-groups-hook nil | |
380 | "A hook run after removing bogus groups." | |
381 | :group 'gnus-start-server | |
382 | :type 'hook) | |
383 | ||
384 | (defcustom gnus-startup-hook nil | |
385 | "A hook called at startup. | |
386 | This hook is called after Gnus is connected to the NNTP server." | |
387 | :group 'gnus-start | |
388 | :type 'hook) | |
389 | ||
6748645f LMI |
390 | (defcustom gnus-before-startup-hook nil |
391 | "A hook called at before startup. | |
392 | This hook is called as the first thing when Gnus is started." | |
393 | :group 'gnus-start | |
394 | :type 'hook) | |
395 | ||
eec82323 LMI |
396 | (defcustom gnus-started-hook nil |
397 | "A hook called as the last thing after startup." | |
398 | :group 'gnus-start | |
399 | :type 'hook) | |
400 | ||
23f87bed MB |
401 | (defcustom gnus-setup-news-hook |
402 | '(gnus-fixup-nnimap-unread-after-getting-new-news) | |
6748645f LMI |
403 | "A hook after reading the .newsrc file, but before generating the buffer." |
404 | :group 'gnus-start | |
405 | :type 'hook) | |
406 | ||
23f87bed MB |
407 | (defcustom gnus-get-top-new-news-hook nil |
408 | "A hook run just before Gnus checks for new news globally." | |
bf247b6e | 409 | :version "22.1" |
23f87bed MB |
410 | :group 'gnus-group-new |
411 | :type 'hook) | |
412 | ||
eec82323 LMI |
413 | (defcustom gnus-get-new-news-hook nil |
414 | "A hook run just before Gnus checks for new news." | |
415 | :group 'gnus-group-new | |
416 | :type 'hook) | |
417 | ||
418 | (defcustom gnus-after-getting-new-news-hook | |
23f87bed MB |
419 | '(gnus-display-time-event-handler |
420 | gnus-fixup-nnimap-unread-after-getting-new-news) | |
16409b0b | 421 | "*A hook run after Gnus checks for new news when Gnus is already running." |
eec82323 LMI |
422 | :group 'gnus-group-new |
423 | :type 'hook) | |
424 | ||
23f87bed MB |
425 | (defcustom gnus-read-newsrc-el-hook nil |
426 | "A hook called after reading the newsrc.eld? file." | |
427 | :group 'gnus-newsrc | |
428 | :type 'hook) | |
429 | ||
eec82323 LMI |
430 | (defcustom gnus-save-newsrc-hook nil |
431 | "A hook called before saving any of the newsrc files." | |
432 | :group 'gnus-newsrc | |
433 | :type 'hook) | |
434 | ||
435 | (defcustom gnus-save-quick-newsrc-hook nil | |
436 | "A hook called just before saving the quick newsrc file. | |
437 | Can be used to turn version control on or off." | |
438 | :group 'gnus-newsrc | |
439 | :type 'hook) | |
440 | ||
441 | (defcustom gnus-save-standard-newsrc-hook nil | |
442 | "A hook called just before saving the standard newsrc file. | |
443 | Can be used to turn version control on or off." | |
444 | :group 'gnus-newsrc | |
445 | :type 'hook) | |
446 | ||
23f87bed MB |
447 | (defcustom gnus-group-mode-hook nil |
448 | "Hook for Gnus group mode." | |
449 | :group 'gnus-group-various | |
450 | :options '(gnus-topic-mode) | |
451 | :type 'hook) | |
452 | ||
6748645f | 453 | (defcustom gnus-always-read-dribble-file nil |
16409b0b | 454 | "Unconditionally read the dribble file." |
6748645f LMI |
455 | :group 'gnus-newsrc |
456 | :type 'boolean) | |
457 | ||
2d2820a4 GM |
458 | ;;; Internal variables |
459 | ||
39d74434 SZ |
460 | (defvar gnus-ding-file-coding-system mm-universal-coding-system |
461 | "Coding system for ding file.") | |
eec82323 LMI |
462 | |
463 | (defvar gnus-newsrc-file-version nil) | |
464 | (defvar gnus-override-subscribe-method nil) | |
465 | (defvar gnus-dribble-buffer nil) | |
466 | (defvar gnus-newsrc-options nil | |
467 | "Options line in the .newsrc file.") | |
468 | ||
469 | (defvar gnus-newsrc-options-n nil | |
470 | "List of regexps representing groups to be subscribed/ignored unconditionally.") | |
471 | ||
472 | (defvar gnus-newsrc-last-checked-date nil | |
473 | "Date Gnus last asked server for new newsgroups.") | |
474 | ||
475 | (defvar gnus-current-startup-file nil | |
476 | "Startup file for the current host.") | |
477 | ||
478 | ;; Byte-compiler warning. | |
479 | (defvar gnus-group-line-format) | |
480 | ||
481 | ;; Suggested by Brian Edmonds <edmonds@cs.ubc.ca>. | |
482 | (defvar gnus-init-inhibit nil) | |
483 | (defun gnus-read-init-file (&optional inhibit-next) | |
484 | ;; Don't load .gnus if the -q option was used. | |
485 | (when init-file-user | |
486 | (if gnus-init-inhibit | |
487 | (setq gnus-init-inhibit nil) | |
488 | (setq gnus-init-inhibit inhibit-next) | |
39d74434 SZ |
489 | (dolist (file (list gnus-site-init-file gnus-init-file)) |
490 | (when (and file | |
491 | (locate-library file)) | |
492 | (if (or debug-on-error debug-on-quit) | |
493 | (load file nil t) | |
494 | (condition-case var | |
495 | (load file nil t) | |
496 | (error | |
23f87bed | 497 | (error "Error in %s: %s" file (cadr var)))))))))) |
eec82323 LMI |
498 | |
499 | ;; For subscribing new newsgroup | |
500 | ||
501 | (defun gnus-subscribe-hierarchical-interactive (groups) | |
502 | (let ((groups (sort groups 'string<)) | |
503 | prefixes prefix start ans group starts) | |
504 | (while groups | |
505 | (setq prefixes (list "^")) | |
506 | (while (and groups prefixes) | |
507 | (while (not (string-match (car prefixes) (car groups))) | |
508 | (setq prefixes (cdr prefixes))) | |
509 | (setq prefix (car prefixes)) | |
510 | (setq start (1- (length prefix))) | |
511 | (if (and (string-match "[^\\.]\\." (car groups) start) | |
512 | (cdr groups) | |
513 | (setq prefix | |
514 | (concat "^" (substring (car groups) 0 (match-end 0)))) | |
515 | (string-match prefix (cadr groups))) | |
516 | (progn | |
517 | (push prefix prefixes) | |
518 | (message "Descend hierarchy %s? ([y]nsq): " | |
519 | (substring prefix 1 (1- (length prefix)))) | |
6748645f LMI |
520 | (while (not (memq (setq ans (read-char-exclusive)) |
521 | '(?y ?\n ?\r ?n ?s ?q))) | |
eec82323 LMI |
522 | (ding) |
523 | (message "Descend hierarchy %s? ([y]nsq): " | |
524 | (substring prefix 1 (1- (length prefix))))) | |
525 | (cond ((= ans ?n) | |
526 | (while (and groups | |
527 | (string-match prefix | |
528 | (setq group (car groups)))) | |
529 | (push group gnus-killed-list) | |
530 | (gnus-sethash group group gnus-killed-hashtb) | |
531 | (setq groups (cdr groups))) | |
532 | (setq starts (cdr starts))) | |
533 | ((= ans ?s) | |
534 | (while (and groups | |
535 | (string-match prefix | |
536 | (setq group (car groups)))) | |
537 | (gnus-sethash group group gnus-killed-hashtb) | |
538 | (gnus-subscribe-alphabetically (car groups)) | |
539 | (setq groups (cdr groups))) | |
540 | (setq starts (cdr starts))) | |
541 | ((= ans ?q) | |
542 | (while groups | |
543 | (setq group (car groups)) | |
544 | (push group gnus-killed-list) | |
545 | (gnus-sethash group group gnus-killed-hashtb) | |
546 | (setq groups (cdr groups)))) | |
547 | (t nil))) | |
548 | (message "Subscribe %s? ([n]yq)" (car groups)) | |
6748645f LMI |
549 | (while (not (memq (setq ans (read-char-exclusive)) |
550 | '(?y ?\n ?\r ?q ?n))) | |
eec82323 LMI |
551 | (ding) |
552 | (message "Subscribe %s? ([n]yq)" (car groups))) | |
553 | (setq group (car groups)) | |
554 | (cond ((= ans ?y) | |
555 | (gnus-subscribe-alphabetically (car groups)) | |
556 | (gnus-sethash group group gnus-killed-hashtb)) | |
557 | ((= ans ?q) | |
558 | (while groups | |
559 | (setq group (car groups)) | |
560 | (push group gnus-killed-list) | |
561 | (gnus-sethash group group gnus-killed-hashtb) | |
562 | (setq groups (cdr groups)))) | |
563 | (t | |
564 | (push group gnus-killed-list) | |
565 | (gnus-sethash group group gnus-killed-hashtb))) | |
566 | (setq groups (cdr groups))))))) | |
567 | ||
568 | (defun gnus-subscribe-randomly (newsgroup) | |
569 | "Subscribe new NEWSGROUP by making it the first newsgroup." | |
570 | (gnus-subscribe-newsgroup newsgroup)) | |
571 | ||
572 | (defun gnus-subscribe-alphabetically (newgroup) | |
23f87bed | 573 | "Subscribe new NEWGROUP and insert it in alphabetical order." |
eec82323 LMI |
574 | (let ((groups (cdr gnus-newsrc-alist)) |
575 | before) | |
576 | (while (and (not before) groups) | |
577 | (if (string< newgroup (caar groups)) | |
578 | (setq before (caar groups)) | |
579 | (setq groups (cdr groups)))) | |
580 | (gnus-subscribe-newsgroup newgroup before))) | |
581 | ||
582 | (defun gnus-subscribe-hierarchically (newgroup) | |
23f87bed | 583 | "Subscribe new NEWGROUP and insert it in hierarchical newsgroup order." |
eec82323 LMI |
584 | ;; Basic ideas by mike-w@cs.aukuni.ac.nz (Mike Williams) |
585 | (save-excursion | |
586 | (set-buffer (nnheader-find-file-noselect gnus-current-startup-file)) | |
23f87bed MB |
587 | (prog1 |
588 | (let ((groupkey newgroup) before) | |
589 | (while (and (not before) groupkey) | |
590 | (goto-char (point-min)) | |
591 | (let ((groupkey-re | |
592 | (concat "^\\(" (regexp-quote groupkey) ".*\\)[!:]"))) | |
593 | (while (and (re-search-forward groupkey-re nil t) | |
594 | (progn | |
595 | (setq before (match-string 1)) | |
596 | (string< before newgroup))))) | |
597 | ;; Remove tail of newsgroup name (eg. a.b.c -> a.b) | |
598 | (setq groupkey | |
599 | (when (string-match "^\\(.*\\)\\.[^.]+$" groupkey) | |
600 | (substring groupkey (match-beginning 1) (match-end 1))))) | |
601 | (gnus-subscribe-newsgroup newgroup before)) | |
602 | (kill-buffer (current-buffer))))) | |
eec82323 LMI |
603 | |
604 | (defun gnus-subscribe-interactively (group) | |
605 | "Subscribe the new GROUP interactively. | |
606 | It is inserted in hierarchical newsgroup order if subscribed. If not, | |
607 | it is killed." | |
608 | (if (gnus-y-or-n-p (format "Subscribe new newsgroup: %s " group)) | |
609 | (gnus-subscribe-hierarchically group) | |
610 | (push group gnus-killed-list))) | |
611 | ||
612 | (defun gnus-subscribe-zombies (group) | |
613 | "Make the new GROUP into a zombie group." | |
614 | (push group gnus-zombie-list)) | |
615 | ||
616 | (defun gnus-subscribe-killed (group) | |
617 | "Make the new GROUP a killed group." | |
618 | (push group gnus-killed-list)) | |
619 | ||
620 | (defun gnus-subscribe-newsgroup (newsgroup &optional next) | |
621 | "Subscribe new NEWSGROUP. | |
622 | If NEXT is non-nil, it is inserted before NEXT. Otherwise it is made | |
623 | the first newsgroup." | |
624 | (save-excursion | |
625 | (goto-char (point-min)) | |
626 | ;; We subscribe the group by changing its level to `subscribed'. | |
627 | (gnus-group-change-level | |
628 | newsgroup gnus-level-default-subscribed | |
629 | gnus-level-killed (gnus-gethash (or next "dummy.group") | |
630 | gnus-newsrc-hashtb)) | |
23f87bed MB |
631 | (gnus-message 5 "Subscribe newsgroup: %s" newsgroup) |
632 | (run-hook-with-args 'gnus-subscribe-newsgroup-hooks newsgroup) | |
633 | t)) | |
eec82323 LMI |
634 | |
635 | (defun gnus-read-active-file-p () | |
636 | "Say whether the active file has been read from `gnus-select-method'." | |
637 | (memq gnus-select-method gnus-have-read-active-file)) | |
638 | ||
639 | ;;; General various misc type functions. | |
640 | ||
641 | ;; Silence byte-compiler. | |
23f87bed MB |
642 | (eval-when-compile |
643 | (defvar gnus-current-headers) | |
644 | (defvar gnus-thread-indent-array) | |
645 | (defvar gnus-newsgroup-name) | |
646 | (defvar gnus-newsgroup-headers) | |
647 | (defvar gnus-group-list-mode) | |
648 | (defvar gnus-group-mark-positions) | |
649 | (defvar gnus-newsgroup-data) | |
650 | (defvar gnus-newsgroup-unreads) | |
651 | (defvar nnoo-state-alist) | |
652 | (defvar gnus-current-select-method) | |
653 | (defvar mail-sources) | |
654 | (defvar nnmail-scan-directory-mail-source-once) | |
655 | (defvar nnmail-split-history) | |
656 | (defvar nnmail-spool-file)) | |
657 | ||
658 | (defun gnus-close-all-servers () | |
659 | "Close all servers." | |
660 | (interactive) | |
661 | (dolist (server gnus-opened-servers) | |
662 | (gnus-close-server (car server)))) | |
6748645f | 663 | |
eec82323 LMI |
664 | (defun gnus-clear-system () |
665 | "Clear all variables and buffers." | |
666 | ;; Clear Gnus variables. | |
23f87bed | 667 | (let ((variables (remove 'gnus-format-specs gnus-variable-list))) |
eec82323 LMI |
668 | (while variables |
669 | (set (car variables) nil) | |
670 | (setq variables (cdr variables)))) | |
671 | ;; Clear other internal variables. | |
672 | (setq gnus-list-of-killed-groups nil | |
673 | gnus-have-read-active-file nil | |
23f87bed | 674 | gnus-agent-covered-methods nil |
54506618 MB |
675 | gnus-agent-file-loading-local nil |
676 | gnus-agent-file-loading-cache nil | |
23f87bed | 677 | gnus-server-method-cache nil |
eec82323 LMI |
678 | gnus-newsrc-alist nil |
679 | gnus-newsrc-hashtb nil | |
680 | gnus-killed-list nil | |
681 | gnus-zombie-list nil | |
682 | gnus-killed-hashtb nil | |
683 | gnus-active-hashtb nil | |
684 | gnus-moderated-hashtb nil | |
685 | gnus-description-hashtb nil | |
686 | gnus-current-headers nil | |
687 | gnus-thread-indent-array nil | |
688 | gnus-newsgroup-headers nil | |
689 | gnus-newsgroup-name nil | |
690 | gnus-server-alist nil | |
691 | gnus-group-list-mode nil | |
692 | gnus-opened-servers nil | |
693 | gnus-group-mark-positions nil | |
694 | gnus-newsgroup-data nil | |
695 | gnus-newsgroup-unreads nil | |
696 | nnoo-state-alist nil | |
6748645f | 697 | gnus-current-select-method nil |
16409b0b | 698 | nnmail-split-history nil |
6748645f | 699 | gnus-ephemeral-servers nil) |
eec82323 LMI |
700 | (gnus-shutdown 'gnus) |
701 | ;; Kill the startup file. | |
702 | (and gnus-current-startup-file | |
703 | (get-file-buffer gnus-current-startup-file) | |
704 | (kill-buffer (get-file-buffer gnus-current-startup-file))) | |
705 | ;; Clear the dribble buffer. | |
706 | (gnus-dribble-clear) | |
707 | ;; Kill global KILL file buffer. | |
708 | (when (get-file-buffer (gnus-newsgroup-kill-file nil)) | |
709 | (kill-buffer (get-file-buffer (gnus-newsgroup-kill-file nil)))) | |
710 | (gnus-kill-buffer nntp-server-buffer) | |
711 | ;; Kill Gnus buffers. | |
23f87bed MB |
712 | (dolist (buffer (gnus-buffers)) |
713 | (gnus-kill-buffer buffer)) | |
eec82323 LMI |
714 | ;; Remove Gnus frames. |
715 | (gnus-kill-gnus-frames)) | |
716 | ||
717 | (defun gnus-no-server-1 (&optional arg slave) | |
718 | "Read network news. | |
719 | If ARG is a positive number, Gnus will use that as the | |
720 | startup level. If ARG is nil, Gnus will be started at level 2. | |
721 | If ARG is non-nil and not a positive number, Gnus will | |
722 | prompt the user for the name of an NNTP server to use. | |
723 | As opposed to `gnus', this command will not connect to the local server." | |
724 | (interactive "P") | |
725 | (let ((val (or arg (1- gnus-level-default-subscribed)))) | |
726 | (gnus val t slave) | |
727 | (make-local-variable 'gnus-group-use-permanent-levels) | |
728 | (setq gnus-group-use-permanent-levels val))) | |
729 | ||
730 | (defun gnus-1 (&optional arg dont-connect slave) | |
731 | "Read network news. | |
732 | If ARG is non-nil and a positive number, Gnus will use that as the | |
733 | startup level. If ARG is non-nil and not a positive number, Gnus will | |
734 | prompt the user for the name of an NNTP server to use." | |
735 | (interactive "P") | |
736 | ||
6748645f | 737 | (if (gnus-alive-p) |
eec82323 LMI |
738 | (progn |
739 | (switch-to-buffer gnus-group-buffer) | |
740 | (gnus-group-get-new-news | |
741 | (and (numberp arg) | |
742 | (> arg 0) | |
743 | (max (car gnus-group-list-mode) arg)))) | |
744 | ||
eec82323 | 745 | (gnus-clear-system) |
6748645f LMI |
746 | (gnus-splash) |
747 | (gnus-run-hooks 'gnus-before-startup-hook) | |
eec82323 | 748 | (nnheader-init-server-buffer) |
eec82323 | 749 | (setq gnus-slave slave) |
a8151ef7 | 750 | (gnus-read-init-file) |
23f87bed MB |
751 | (if gnus-agent |
752 | (gnus-agentize)) | |
eec82323 | 753 | |
6748645f | 754 | (when gnus-simple-splash |
eec82323 | 755 | (setq gnus-simple-splash nil) |
6748645f | 756 | (cond |
4ddf0e64 | 757 | ((featurep 'xemacs) |
6748645f | 758 | (gnus-xmas-splash)) |
7d188d3d | 759 | ((and window-system |
6748645f LMI |
760 | (= (frame-height) (1+ (window-height)))) |
761 | (gnus-x-splash)))) | |
eec82323 LMI |
762 | |
763 | (let ((level (and (numberp arg) (> arg 0) arg)) | |
764 | did-connect) | |
765 | (unwind-protect | |
766 | (progn | |
767 | (unless dont-connect | |
768 | (setq did-connect | |
769 | (gnus-start-news-server (and arg (not level)))))) | |
770 | (if (and (not dont-connect) | |
771 | (not did-connect)) | |
772 | (gnus-group-quit) | |
6748645f | 773 | (gnus-run-hooks 'gnus-startup-hook) |
eec82323 LMI |
774 | ;; NNTP server is successfully open. |
775 | ||
776 | ;; Find the current startup file name. | |
777 | (setq gnus-current-startup-file | |
778 | (gnus-make-newsrc-file gnus-startup-file)) | |
779 | ||
780 | ;; Read the dribble file. | |
781 | (when (or gnus-slave gnus-use-dribble-file) | |
782 | (gnus-dribble-read-file)) | |
783 | ||
784 | ;; Allow using GroupLens predictions. | |
785 | (when gnus-use-grouplens | |
786 | (bbb-login) | |
787 | (add-hook 'gnus-summary-mode-hook 'gnus-grouplens-mode)) | |
788 | ||
789 | ;; Do the actual startup. | |
23f87bed MB |
790 | (if gnus-agent |
791 | (gnus-request-create-group "queue" '(nndraft ""))) | |
792 | (gnus-request-create-group "drafts" '(nndraft "")) | |
eec82323 | 793 | (gnus-setup-news nil level dont-connect) |
6748645f LMI |
794 | (gnus-run-hooks 'gnus-setup-news-hook) |
795 | (gnus-start-draft-setup) | |
eec82323 LMI |
796 | ;; Generate the group buffer. |
797 | (gnus-group-list-groups level) | |
798 | (gnus-group-first-unread-group) | |
799 | (gnus-configure-windows 'group) | |
800 | (gnus-group-set-mode-line) | |
6748645f LMI |
801 | (gnus-run-hooks 'gnus-started-hook)))))) |
802 | ||
803 | (defun gnus-start-draft-setup () | |
804 | "Make sure the draft group exists." | |
805 | (gnus-request-create-group "drafts" '(nndraft "")) | |
806 | (unless (gnus-gethash "nndraft:drafts" gnus-newsrc-hashtb) | |
807 | (let ((gnus-level-default-subscribed 1)) | |
808 | (gnus-subscribe-group "nndraft:drafts" nil '(nndraft ""))) | |
809 | (gnus-group-set-parameter | |
810 | "nndraft:drafts" 'gnus-dummy '((gnus-draft-mode))))) | |
eec82323 | 811 | |
eec82323 LMI |
812 | \f |
813 | ;;; | |
814 | ;;; Dribble file | |
815 | ;;; | |
816 | ||
817 | (defvar gnus-dribble-ignore nil) | |
818 | (defvar gnus-dribble-eval-file nil) | |
819 | ||
820 | (defun gnus-dribble-file-name () | |
821 | "Return the dribble file for the current .newsrc." | |
822 | (concat | |
823 | (if gnus-dribble-directory | |
824 | (concat (file-name-as-directory gnus-dribble-directory) | |
825 | (file-name-nondirectory gnus-current-startup-file)) | |
826 | gnus-current-startup-file) | |
827 | "-dribble")) | |
828 | ||
829 | (defun gnus-dribble-enter (string) | |
830 | "Enter STRING into the dribble buffer." | |
831 | (when (and (not gnus-dribble-ignore) | |
832 | gnus-dribble-buffer | |
833 | (buffer-name gnus-dribble-buffer)) | |
834 | (let ((obuf (current-buffer))) | |
835 | (set-buffer gnus-dribble-buffer) | |
836 | (goto-char (point-max)) | |
837 | (insert string "\n") | |
23f87bed MB |
838 | ;; This has been commented by Josh Huber <huber@alum.wpi.edu> |
839 | ;; It causes problems with both XEmacs and Emacs 21, and doesn't | |
840 | ;; seem to be of much value. (FIXME: remove this after we make sure | |
841 | ;; it's not needed). | |
842 | ;; (set-window-point (get-buffer-window (current-buffer)) (point-max)) | |
eec82323 | 843 | (bury-buffer gnus-dribble-buffer) |
6748645f LMI |
844 | (save-excursion |
845 | (set-buffer gnus-group-buffer) | |
846 | (gnus-group-set-mode-line)) | |
eec82323 LMI |
847 | (set-buffer obuf)))) |
848 | ||
849 | (defun gnus-dribble-touch () | |
850 | "Touch the dribble buffer." | |
851 | (gnus-dribble-enter "")) | |
852 | ||
853 | (defun gnus-dribble-read-file () | |
854 | "Read the dribble file from disk." | |
855 | (let ((dribble-file (gnus-dribble-file-name))) | |
856 | (save-excursion | |
857 | (set-buffer (setq gnus-dribble-buffer | |
6748645f | 858 | (gnus-get-buffer-create |
eec82323 | 859 | (file-name-nondirectory dribble-file)))) |
eec82323 LMI |
860 | (erase-buffer) |
861 | (setq buffer-file-name dribble-file) | |
862 | (auto-save-mode t) | |
16409b0b | 863 | (buffer-disable-undo) |
eec82323 LMI |
864 | (bury-buffer (current-buffer)) |
865 | (set-buffer-modified-p nil) | |
866 | (let ((auto (make-auto-save-file-name)) | |
867 | (gnus-dribble-ignore t) | |
23f87bed | 868 | (purpose nil) |
eec82323 LMI |
869 | modes) |
870 | (when (or (file-exists-p auto) (file-exists-p dribble-file)) | |
871 | ;; Load whichever file is newest -- the auto save file | |
872 | ;; or the "real" file. | |
873 | (if (file-newer-than-file-p auto dribble-file) | |
874 | (nnheader-insert-file-contents auto) | |
875 | (nnheader-insert-file-contents dribble-file)) | |
876 | (unless (zerop (buffer-size)) | |
877 | (set-buffer-modified-p t)) | |
878 | ;; Set the file modes to reflect the .newsrc file modes. | |
879 | (save-buffer) | |
880 | (when (and (file-exists-p gnus-current-startup-file) | |
a8151ef7 | 881 | (file-exists-p dribble-file) |
eec82323 LMI |
882 | (setq modes (file-modes gnus-current-startup-file))) |
883 | (set-file-modes dribble-file modes)) | |
23f87bed MB |
884 | (goto-char (point-min)) |
885 | (when (search-forward "Gnus was exited on purpose" nil t) | |
886 | (setq purpose t)) | |
eec82323 | 887 | ;; Possibly eval the file later. |
6748645f LMI |
888 | (when (or gnus-always-read-dribble-file |
889 | (gnus-y-or-n-p | |
23f87bed MB |
890 | (if purpose |
891 | "Gnus exited on purpose without saving; read auto-save file anyway? " | |
892 | "Gnus auto-save file exists. Do you want to read it? "))) | |
eec82323 LMI |
893 | (setq gnus-dribble-eval-file t))))))) |
894 | ||
895 | (defun gnus-dribble-eval-file () | |
896 | (when gnus-dribble-eval-file | |
897 | (setq gnus-dribble-eval-file nil) | |
898 | (save-excursion | |
899 | (let ((gnus-dribble-ignore t)) | |
900 | (set-buffer gnus-dribble-buffer) | |
901 | (eval-buffer (current-buffer)))))) | |
902 | ||
903 | (defun gnus-dribble-delete-file () | |
904 | (when (file-exists-p (gnus-dribble-file-name)) | |
905 | (delete-file (gnus-dribble-file-name))) | |
906 | (when gnus-dribble-buffer | |
907 | (save-excursion | |
908 | (set-buffer gnus-dribble-buffer) | |
909 | (let ((auto (make-auto-save-file-name))) | |
910 | (when (file-exists-p auto) | |
911 | (delete-file auto)) | |
912 | (erase-buffer) | |
913 | (set-buffer-modified-p nil))))) | |
914 | ||
915 | (defun gnus-dribble-save () | |
916 | (when (and gnus-dribble-buffer | |
917 | (buffer-name gnus-dribble-buffer)) | |
918 | (save-excursion | |
919 | (set-buffer gnus-dribble-buffer) | |
920 | (save-buffer)))) | |
921 | ||
922 | (defun gnus-dribble-clear () | |
923 | (when (gnus-buffer-exists-p gnus-dribble-buffer) | |
924 | (save-excursion | |
925 | (set-buffer gnus-dribble-buffer) | |
926 | (erase-buffer) | |
927 | (set-buffer-modified-p nil) | |
928 | (setq buffer-saved-size (buffer-size))))) | |
929 | ||
930 | \f | |
931 | ;;; | |
932 | ;;; Active & Newsrc File Handling | |
933 | ;;; | |
934 | ||
935 | (defun gnus-setup-news (&optional rawfile level dont-connect) | |
936 | "Setup news information. | |
937 | If RAWFILE is non-nil, the .newsrc file will also be read. | |
938 | If LEVEL is non-nil, the news will be set up at level LEVEL." | |
16409b0b GM |
939 | (require 'nnmail) |
940 | (let ((init (not (and gnus-newsrc-alist gnus-active-hashtb (not rawfile)))) | |
941 | ;; Binding this variable will inhibit multiple fetchings | |
942 | ;; of the same mail source. | |
943 | (nnmail-fetched-sources (list t))) | |
eec82323 LMI |
944 | |
945 | (when init | |
946 | ;; Clear some variables to re-initialize news information. | |
947 | (setq gnus-newsrc-alist nil | |
948 | gnus-active-hashtb nil) | |
949 | ;; Read the newsrc file and create `gnus-newsrc-hashtb'. | |
950 | (gnus-read-newsrc-file rawfile)) | |
951 | ||
6748645f LMI |
952 | ;; Make sure the archive server is available to all and sundry. |
953 | (when gnus-message-archive-method | |
23f87bed | 954 | (unless (assoc "archive" gnus-server-alist) |
734c5765 MB |
955 | (let ((method (or (and (stringp gnus-message-archive-method) |
956 | (gnus-server-to-method | |
957 | gnus-message-archive-method)) | |
958 | gnus-message-archive-method))) | |
959 | ;; Check whether the archive method is writable. | |
960 | (unless (or (stringp method) | |
961 | (memq 'respool (assoc (format "%s" (car method)) | |
962 | gnus-valid-select-methods))) | |
963 | (setq method "archive")) ;; The default. | |
964 | (push (if (stringp method) | |
965 | `("archive" | |
966 | nnfolder | |
967 | ,method | |
968 | (nnfolder-directory | |
969 | ,(nnheader-concat message-directory method)) | |
970 | (nnfolder-active-file | |
971 | ,(nnheader-concat message-directory | |
972 | (concat method "/active"))) | |
973 | (nnfolder-get-new-mail nil) | |
974 | (nnfolder-inhibit-expiry t)) | |
975 | (cons "archive" method)) | |
976 | gnus-server-alist)))) | |
eec82323 LMI |
977 | |
978 | ;; If we don't read the complete active file, we fill in the | |
979 | ;; hashtb here. | |
980 | (when (or (null gnus-read-active-file) | |
981 | (eq gnus-read-active-file 'some)) | |
982 | (gnus-update-active-hashtb-from-killed)) | |
983 | ||
23f87bed MB |
984 | ;; Validate agent covered methods now that gnus-server-alist has |
985 | ;; been initialized. | |
986 | ;; NOTE: This is here for one purpose only. By validating the | |
987 | ;; agentized server's, it converts the old 5.10.3, and earlier, | |
988 | ;; format to the current format. That enables the agent code | |
989 | ;; within gnus-read-active-file to function correctly. | |
990 | (if gnus-agent | |
991 | (gnus-agent-read-servers-validate)) | |
992 | ||
eec82323 LMI |
993 | ;; Read the active file and create `gnus-active-hashtb'. |
994 | ;; If `gnus-read-active-file' is nil, then we just create an empty | |
995 | ;; hash table. The partial filling out of the hash table will be | |
996 | ;; done in `gnus-get-unread-articles'. | |
997 | (and gnus-read-active-file | |
998 | (not level) | |
a8151ef7 | 999 | (gnus-read-active-file nil dont-connect)) |
eec82323 LMI |
1000 | |
1001 | (unless gnus-active-hashtb | |
1002 | (setq gnus-active-hashtb (gnus-make-hashtable 4096))) | |
1003 | ||
1004 | ;; Initialize the cache. | |
1005 | (when gnus-use-cache | |
1006 | (gnus-cache-open)) | |
1007 | ||
1008 | ;; Possibly eval the dribble file. | |
1009 | (and init | |
1010 | (or gnus-use-dribble-file gnus-slave) | |
1011 | (gnus-dribble-eval-file)) | |
1012 | ||
1013 | ;; Slave Gnusii should then clear the dribble buffer. | |
1014 | (when (and init gnus-slave) | |
1015 | (gnus-dribble-clear)) | |
1016 | ||
1017 | (gnus-update-format-specifications) | |
1018 | ||
1019 | ;; See whether we need to read the description file. | |
1020 | (when (and (boundp 'gnus-group-line-format) | |
23f87bed | 1021 | (stringp gnus-group-line-format) |
a8151ef7 LMI |
1022 | (let ((case-fold-search nil)) |
1023 | (string-match "%[-,0-9]*D" gnus-group-line-format)) | |
eec82323 LMI |
1024 | (not gnus-description-hashtb) |
1025 | (not dont-connect) | |
1026 | gnus-read-active-file) | |
1027 | (gnus-read-all-descriptions-files)) | |
1028 | ||
1029 | ;; Find new newsgroups and treat them. | |
1030 | (when (and init gnus-check-new-newsgroups (not level) | |
1031 | (gnus-check-server gnus-select-method) | |
6748645f LMI |
1032 | (not gnus-slave) |
1033 | gnus-plugged) | |
eec82323 LMI |
1034 | (gnus-find-new-newsgroups)) |
1035 | ||
23f87bed MB |
1036 | ;; Check and remove bogus newsgroups. |
1037 | (when (and init gnus-check-bogus-newsgroups | |
1038 | gnus-read-active-file (not level) | |
1039 | (gnus-server-opened gnus-select-method)) | |
1040 | (gnus-check-bogus-newsgroups)) | |
1041 | ||
eec82323 LMI |
1042 | ;; We might read in new NoCeM messages here. |
1043 | (when (and gnus-use-nocem | |
1044 | (not level) | |
1045 | (not dont-connect)) | |
1046 | (gnus-nocem-scan-groups)) | |
1047 | ||
1048 | ;; Read any slave files. | |
1049 | (gnus-master-read-slave-newsrc) | |
1050 | ||
1051 | ;; Find the number of unread articles in each non-dead group. | |
1052 | (let ((gnus-read-active-file (and (not level) gnus-read-active-file))) | |
23f87bed MB |
1053 | (gnus-get-unread-articles level)))) |
1054 | ||
1055 | (defun gnus-call-subscribe-functions (method group) | |
1056 | "Call METHOD to subscribe GROUP. | |
1057 | If no function returns `non-nil', call `gnus-subscribe-zombies'." | |
1058 | (unless (cond | |
1059 | ((functionp method) | |
1060 | (funcall method group)) | |
1061 | ((listp method) | |
1062 | (catch 'found | |
1063 | (dolist (func method) | |
1064 | (if (funcall func group) | |
1065 | (throw 'found t))) | |
1066 | nil)) | |
1067 | (t nil)) | |
1068 | (gnus-subscribe-zombies group))) | |
eec82323 LMI |
1069 | |
1070 | (defun gnus-find-new-newsgroups (&optional arg) | |
1071 | "Search for new newsgroups and add them. | |
16409b0b | 1072 | Each new newsgroup will be treated with `gnus-subscribe-newsgroup-method'. |
eec82323 | 1073 | The `-n' option line from .newsrc is respected. |
6748645f LMI |
1074 | |
1075 | With 1 C-u, use the `ask-server' method to query the server for new | |
1076 | groups. | |
1077 | With 2 C-u's, use most complete method possible to query the server | |
1078 | for new groups, and subscribe the new groups as zombies." | |
1079 | (interactive "p") | |
1080 | (let* ((gnus-subscribe-newsgroup-method | |
1081 | gnus-subscribe-newsgroup-method) | |
1082 | (check (cond | |
16409b0b GM |
1083 | ((or (and (= (or arg 1) 4) |
1084 | (not (listp gnus-check-new-newsgroups))) | |
1085 | (null gnus-read-active-file) | |
1086 | (eq gnus-read-active-file 'some)) | |
1087 | 'ask-server) | |
1088 | ((= (or arg 1) 16) | |
1089 | (setq gnus-subscribe-newsgroup-method | |
1090 | 'gnus-subscribe-zombies) | |
1091 | t) | |
1092 | (t gnus-check-new-newsgroups)))) | |
eec82323 LMI |
1093 | (unless (gnus-check-first-time-used) |
1094 | (if (or (consp check) | |
1095 | (eq check 'ask-server)) | |
1096 | ;; Ask the server for new groups. | |
1097 | (gnus-ask-server-for-new-groups) | |
1098 | ;; Go through the active hashtb and look for new groups. | |
1099 | (let ((groups 0) | |
1100 | group new-newsgroups) | |
1101 | (gnus-message 5 "Looking for new newsgroups...") | |
1102 | (unless gnus-have-read-active-file | |
1103 | (gnus-read-active-file)) | |
7c972da0 | 1104 | (setq gnus-newsrc-last-checked-date (message-make-date)) |
eec82323 LMI |
1105 | (unless gnus-killed-hashtb |
1106 | (gnus-make-hashtable-from-killed)) | |
1107 | ;; Go though every newsgroup in `gnus-active-hashtb' and compare | |
1108 | ;; with `gnus-newsrc-hashtb' and `gnus-killed-hashtb'. | |
1109 | (mapatoms | |
1110 | (lambda (sym) | |
1111 | (if (or (null (setq group (symbol-name sym))) | |
1112 | (not (boundp sym)) | |
1113 | (null (symbol-value sym)) | |
1114 | (gnus-gethash group gnus-killed-hashtb) | |
1115 | (gnus-gethash group gnus-newsrc-hashtb)) | |
1116 | () | |
1117 | (let ((do-sub (gnus-matches-options-n group))) | |
1118 | (cond | |
1119 | ((eq do-sub 'subscribe) | |
1120 | (setq groups (1+ groups)) | |
1121 | (gnus-sethash group group gnus-killed-hashtb) | |
23f87bed MB |
1122 | (gnus-call-subscribe-functions |
1123 | gnus-subscribe-options-newsgroup-method group)) | |
eec82323 LMI |
1124 | ((eq do-sub 'ignore) |
1125 | nil) | |
1126 | (t | |
1127 | (setq groups (1+ groups)) | |
1128 | (gnus-sethash group group gnus-killed-hashtb) | |
1129 | (if gnus-subscribe-hierarchical-interactive | |
1130 | (push group new-newsgroups) | |
23f87bed MB |
1131 | (gnus-call-subscribe-functions |
1132 | gnus-subscribe-newsgroup-method group))))))) | |
eec82323 LMI |
1133 | gnus-active-hashtb) |
1134 | (when new-newsgroups | |
1135 | (gnus-subscribe-hierarchical-interactive new-newsgroups)) | |
1136 | (if (> groups 0) | |
1137 | (gnus-message 5 "%d new newsgroup%s arrived." | |
1138 | groups (if (> groups 1) "s have" " has")) | |
1139 | (gnus-message 5 "No new newsgroups."))))))) | |
1140 | ||
1141 | (defun gnus-matches-options-n (group) | |
1142 | ;; Returns `subscribe' if the group is to be unconditionally | |
1143 | ;; subscribed, `ignore' if it is to be ignored, and nil if there is | |
1144 | ;; no match for the group. | |
1145 | ||
1146 | ;; First we check the two user variables. | |
1147 | (cond | |
1148 | ((and gnus-options-subscribe | |
1149 | (string-match gnus-options-subscribe group)) | |
1150 | 'subscribe) | |
1151 | ((and gnus-auto-subscribed-groups | |
1152 | (string-match gnus-auto-subscribed-groups group)) | |
1153 | 'subscribe) | |
1154 | ((and gnus-options-not-subscribe | |
1155 | (string-match gnus-options-not-subscribe group)) | |
1156 | 'ignore) | |
1157 | ;; Then we go through the list that was retrieved from the .newsrc | |
1158 | ;; file. This list has elements on the form | |
1159 | ;; `(REGEXP . {ignore,subscribe})'. The first match found (the list | |
1160 | ;; is in the reverse order of the options line) is returned. | |
1161 | (t | |
1162 | (let ((regs gnus-newsrc-options-n)) | |
1163 | (while (and regs | |
1164 | (not (string-match (caar regs) group))) | |
1165 | (setq regs (cdr regs))) | |
1166 | (and regs (cdar regs)))))) | |
1167 | ||
1168 | (defun gnus-ask-server-for-new-groups () | |
7c972da0 GM |
1169 | (let* ((new-date (message-make-date)) |
1170 | (date (or gnus-newsrc-last-checked-date new-date)) | |
eec82323 LMI |
1171 | (methods (cons gnus-select-method |
1172 | (nconc | |
1173 | (when (gnus-archive-server-wanted-p) | |
1174 | (list "archive")) | |
1175 | (append | |
1176 | (and (consp gnus-check-new-newsgroups) | |
1177 | gnus-check-new-newsgroups) | |
1178 | gnus-secondary-select-methods)))) | |
1179 | (groups 0) | |
eec82323 LMI |
1180 | group new-newsgroups got-new method hashtb |
1181 | gnus-override-subscribe-method) | |
6748645f LMI |
1182 | (unless gnus-killed-hashtb |
1183 | (gnus-make-hashtable-from-killed)) | |
eec82323 LMI |
1184 | ;; Go through both primary and secondary select methods and |
1185 | ;; request new newsgroups. | |
1186 | (while (setq method (gnus-server-get-method nil (pop methods))) | |
6748645f LMI |
1187 | (setq new-newsgroups nil |
1188 | gnus-override-subscribe-method method) | |
eec82323 LMI |
1189 | (when (and (gnus-check-server method) |
1190 | (gnus-request-newgroups date method)) | |
1191 | (save-excursion | |
6748645f LMI |
1192 | (setq got-new t |
1193 | hashtb (gnus-make-hashtable 100)) | |
eec82323 LMI |
1194 | (set-buffer nntp-server-buffer) |
1195 | ;; Enter all the new groups into a hashtable. | |
1196 | (gnus-active-to-gnus-format method hashtb 'ignore)) | |
1197 | ;; Now all new groups from `method' are in `hashtb'. | |
1198 | (mapatoms | |
1199 | (lambda (group-sym) | |
1200 | (if (or (null (setq group (symbol-name group-sym))) | |
1201 | (not (boundp group-sym)) | |
1202 | (null (symbol-value group-sym)) | |
1203 | (gnus-gethash group gnus-newsrc-hashtb) | |
1204 | (member group gnus-zombie-list) | |
1205 | (member group gnus-killed-list)) | |
1206 | ;; The group is already known. | |
1207 | () | |
1208 | ;; Make this group active. | |
1209 | (when (symbol-value group-sym) | |
1210 | (gnus-set-active group (symbol-value group-sym))) | |
1211 | ;; Check whether we want it or not. | |
1212 | (let ((do-sub (gnus-matches-options-n group))) | |
1213 | (cond | |
1214 | ((eq do-sub 'subscribe) | |
1215 | (incf groups) | |
1216 | (gnus-sethash group group gnus-killed-hashtb) | |
23f87bed MB |
1217 | (gnus-call-subscribe-functions |
1218 | gnus-subscribe-options-newsgroup-method group)) | |
eec82323 LMI |
1219 | ((eq do-sub 'ignore) |
1220 | nil) | |
1221 | (t | |
1222 | (incf groups) | |
1223 | (gnus-sethash group group gnus-killed-hashtb) | |
1224 | (if gnus-subscribe-hierarchical-interactive | |
1225 | (push group new-newsgroups) | |
23f87bed MB |
1226 | (gnus-call-subscribe-functions |
1227 | gnus-subscribe-newsgroup-method group))))))) | |
eec82323 LMI |
1228 | hashtb)) |
1229 | (when new-newsgroups | |
1230 | (gnus-subscribe-hierarchical-interactive new-newsgroups))) | |
16409b0b GM |
1231 | (if (> groups 0) |
1232 | (gnus-message 5 "%d new newsgroup%s arrived" | |
1233 | groups (if (> groups 1) "s have" " has")) | |
1234 | (gnus-message 5 "No new newsgroups")) | |
eec82323 LMI |
1235 | (when got-new |
1236 | (setq gnus-newsrc-last-checked-date new-date)) | |
1237 | got-new)) | |
1238 | ||
1239 | (defun gnus-check-first-time-used () | |
16409b0b GM |
1240 | (catch 'ended |
1241 | ;; First check if any of the following files exist. If they do, | |
1242 | ;; it's not the first time the user has used Gnus. | |
23f87bed | 1243 | (dolist (file (list (concat gnus-current-startup-file ".el") |
16409b0b | 1244 | (concat gnus-current-startup-file ".eld") |
16409b0b GM |
1245 | (concat gnus-startup-file ".el") |
1246 | (concat gnus-startup-file ".eld"))) | |
1247 | (when (file-exists-p file) | |
1248 | (throw 'ended nil))) | |
eec82323 LMI |
1249 | (gnus-message 6 "First time user; subscribing you to default groups") |
1250 | (unless (gnus-read-active-file-p) | |
a8151ef7 LMI |
1251 | (let ((gnus-read-active-file t)) |
1252 | (gnus-read-active-file))) | |
7c972da0 | 1253 | (setq gnus-newsrc-last-checked-date (message-make-date)) |
16409b0b GM |
1254 | ;; Subscribe to the default newsgroups. |
1255 | (let ((groups (or gnus-default-subscribed-newsgroups | |
1256 | gnus-backup-default-subscribed-newsgroups)) | |
eec82323 | 1257 | group) |
23f87bed MB |
1258 | (if (eq groups t) |
1259 | ;; If t, we subscribe (or not) all groups as if they were new. | |
1260 | (mapatoms | |
1261 | (lambda (sym) | |
1262 | (when (setq group (symbol-name sym)) | |
1263 | (let ((do-sub (gnus-matches-options-n group))) | |
1264 | (cond | |
1265 | ((eq do-sub 'subscribe) | |
1266 | (gnus-sethash group group gnus-killed-hashtb) | |
1267 | (gnus-call-subscribe-functions | |
1268 | gnus-subscribe-options-newsgroup-method group)) | |
1269 | ((eq do-sub 'ignore) | |
1270 | nil) | |
1271 | (t | |
1272 | (push group gnus-killed-list)))))) | |
1273 | gnus-active-hashtb) | |
16409b0b GM |
1274 | (dolist (group groups) |
1275 | ;; Only subscribe the default groups that are activated. | |
1276 | (when (gnus-active group) | |
eec82323 | 1277 | (gnus-group-change-level |
16409b0b | 1278 | group gnus-level-default-subscribed gnus-level-killed))) |
d6e0f298 KH |
1279 | (save-excursion |
1280 | (set-buffer gnus-group-buffer) | |
23f87bed MB |
1281 | ;; Don't error if the group already exists. This happens when a |
1282 | ;; first-time user types 'F'. -- didier | |
1283 | (gnus-group-make-help-group t)) | |
eec82323 LMI |
1284 | (when gnus-novice-user |
1285 | (gnus-message 7 "`A k' to list killed groups")))))) | |
1286 | ||
16409b0b | 1287 | (defun gnus-subscribe-group (group &optional previous method) |
23f87bed | 1288 | "Subscribe GROUP and put it after PREVIOUS." |
eec82323 LMI |
1289 | (gnus-group-change-level |
1290 | (if method | |
1291 | (list t group gnus-level-default-subscribed nil nil method) | |
1292 | group) | |
16409b0b GM |
1293 | gnus-level-default-subscribed gnus-level-killed previous t) |
1294 | t) | |
eec82323 LMI |
1295 | |
1296 | ;; `gnus-group-change-level' is the fundamental function for changing | |
1297 | ;; subscription levels of newsgroups. This might mean just changing | |
1298 | ;; from level 1 to 2, which is pretty trivial, from 2 to 6 or back | |
1299 | ;; again, which subscribes/unsubscribes a group, which is equally | |
1300 | ;; trivial. Changing from 1-7 to 8-9 means that you kill a group, and | |
1301 | ;; from 8-9 to 1-7 means that you remove the group from the list of | |
1302 | ;; killed (or zombie) groups and add them to the (kinda) subscribed | |
1303 | ;; groups. And last but not least, moving from 8 to 9 and 9 to 8, | |
1304 | ;; which is trivial. | |
1305 | ;; ENTRY can either be a string (newsgroup name) or a list (if | |
1306 | ;; FROMKILLED is t, it's a list on the format (NUM INFO-LIST), | |
1307 | ;; otherwise it's a list in the format of the `gnus-newsrc-hashtb' | |
1308 | ;; entries. | |
1309 | ;; LEVEL is the new level of the group, OLDLEVEL is the old level and | |
1310 | ;; PREVIOUS is the group (in hashtb entry format) to insert this group | |
1311 | ;; after. | |
1312 | (defun gnus-group-change-level (entry level &optional oldlevel | |
1313 | previous fromkilled) | |
1314 | (let (group info active num) | |
1315 | ;; Glean what info we can from the arguments | |
1316 | (if (consp entry) | |
1317 | (if fromkilled (setq group (nth 1 entry)) | |
1318 | (setq group (car (nth 2 entry)))) | |
1319 | (setq group entry)) | |
1320 | (when (and (stringp entry) | |
1321 | oldlevel | |
1322 | (< oldlevel gnus-level-zombie)) | |
1323 | (setq entry (gnus-gethash entry gnus-newsrc-hashtb))) | |
1324 | (if (and (not oldlevel) | |
1325 | (consp entry)) | |
1326 | (setq oldlevel (gnus-info-level (nth 2 entry))) | |
6748645f | 1327 | (setq oldlevel (or oldlevel gnus-level-killed))) |
eec82323 LMI |
1328 | (when (stringp previous) |
1329 | (setq previous (gnus-gethash previous gnus-newsrc-hashtb))) | |
1330 | ||
1331 | (if (and (>= oldlevel gnus-level-zombie) | |
1332 | (gnus-gethash group gnus-newsrc-hashtb)) | |
1333 | ;; We are trying to subscribe a group that is already | |
1334 | ;; subscribed. | |
1335 | () ; Do nothing. | |
1336 | ||
1337 | (unless (gnus-ephemeral-group-p group) | |
1338 | (gnus-dribble-enter | |
1339 | (format "(gnus-group-change-level %S %S %S %S %S)" | |
1340 | group level oldlevel (car (nth 2 previous)) fromkilled))) | |
1341 | ||
1342 | ;; Then we remove the newgroup from any old structures, if needed. | |
1343 | ;; If the group was killed, we remove it from the killed or zombie | |
1344 | ;; list. If not, and it is in fact going to be killed, we remove | |
1345 | ;; it from the newsrc hash table and assoc. | |
1346 | (cond | |
1347 | ((>= oldlevel gnus-level-zombie) | |
23f87bed MB |
1348 | ;; oldlevel could be wrong. |
1349 | (setq gnus-zombie-list (delete group gnus-zombie-list)) | |
1350 | (setq gnus-killed-list (delete group gnus-killed-list))) | |
eec82323 LMI |
1351 | (t |
1352 | (when (and (>= level gnus-level-zombie) | |
1353 | entry) | |
1354 | (gnus-sethash (car (nth 2 entry)) nil gnus-newsrc-hashtb) | |
1355 | (when (nth 3 entry) | |
1356 | (setcdr (gnus-gethash (car (nth 3 entry)) | |
1357 | gnus-newsrc-hashtb) | |
1358 | (cdr entry))) | |
1359 | (setcdr (cdr entry) (cdddr entry))))) | |
1360 | ||
1361 | ;; Finally we enter (if needed) the list where it is supposed to | |
1362 | ;; go, and change the subscription level. If it is to be killed, | |
1363 | ;; we enter it into the killed or zombie list. | |
1364 | (cond | |
1365 | ((>= level gnus-level-zombie) | |
1366 | ;; Remove from the hash table. | |
1367 | (gnus-sethash group nil gnus-newsrc-hashtb) | |
1368 | ;; We do not enter foreign groups into the list of dead | |
1369 | ;; groups. | |
1370 | (unless (gnus-group-foreign-p group) | |
1371 | (if (= level gnus-level-zombie) | |
1372 | (push group gnus-zombie-list) | |
23f87bed MB |
1373 | (if (= oldlevel gnus-level-killed) |
1374 | ;; Remove from active hashtb. | |
1375 | (unintern group gnus-active-hashtb) | |
1376 | ;; Don't add it into killed-list if it was killed. | |
1377 | (push group gnus-killed-list))))) | |
eec82323 LMI |
1378 | (t |
1379 | ;; If the list is to be entered into the newsrc assoc, and | |
1380 | ;; it was killed, we have to create an entry in the newsrc | |
1381 | ;; hashtb format and fix the pointers in the newsrc assoc. | |
1382 | (if (< oldlevel gnus-level-zombie) | |
1383 | ;; It was alive, and it is going to stay alive, so we | |
1384 | ;; just change the level and don't change any pointers or | |
1385 | ;; hash table entries. | |
1386 | (setcar (cdaddr entry) level) | |
1387 | (if (listp entry) | |
1388 | (setq info (cdr entry) | |
1389 | num (car entry)) | |
1390 | (setq active (gnus-active group)) | |
1391 | (setq num | |
1392 | (if active (- (1+ (cdr active)) (car active)) t)) | |
16409b0b GM |
1393 | ;; Shorten the select method if possible, if we need to |
1394 | ;; store it at all (native groups). | |
1395 | (let ((method (gnus-method-simplify | |
1396 | (or gnus-override-subscribe-method | |
1397 | (gnus-group-method group))))) | |
1398 | (if method | |
1399 | (setq info (list group level nil nil method)) | |
1400 | (setq info (list group level nil))))) | |
eec82323 LMI |
1401 | (unless previous |
1402 | (setq previous | |
1403 | (let ((p gnus-newsrc-alist)) | |
1404 | (while (cddr p) | |
1405 | (setq p (cdr p))) | |
1406 | p))) | |
1407 | (setq entry (cons info (cddr previous))) | |
1408 | (if (cdr previous) | |
1409 | (progn | |
1410 | (setcdr (cdr previous) entry) | |
1411 | (gnus-sethash group (cons num (cdr previous)) | |
1412 | gnus-newsrc-hashtb)) | |
1413 | (setcdr previous entry) | |
1414 | (gnus-sethash group (cons num previous) | |
1415 | gnus-newsrc-hashtb)) | |
1416 | (when (cdr entry) | |
1417 | (setcdr (gnus-gethash (caadr entry) gnus-newsrc-hashtb) entry)) | |
1418 | (gnus-dribble-enter | |
1419 | (format | |
1420 | "(gnus-group-set-info '%S)" info))))) | |
1421 | (when gnus-group-change-level-function | |
a8151ef7 LMI |
1422 | (funcall gnus-group-change-level-function |
1423 | group level oldlevel previous))))) | |
eec82323 LMI |
1424 | |
1425 | (defun gnus-kill-newsgroup (newsgroup) | |
1426 | "Obsolete function. Kills a newsgroup." | |
1427 | (gnus-group-change-level | |
1428 | (gnus-gethash newsgroup gnus-newsrc-hashtb) gnus-level-killed)) | |
1429 | ||
1430 | (defun gnus-check-bogus-newsgroups (&optional confirm) | |
1431 | "Remove bogus newsgroups. | |
1432 | If CONFIRM is non-nil, the user has to confirm the deletion of every | |
1433 | newsgroup." | |
1434 | (let ((newsrc (cdr gnus-newsrc-alist)) | |
1435 | bogus group entry info) | |
1436 | (gnus-message 5 "Checking bogus newsgroups...") | |
1437 | (unless (gnus-read-active-file-p) | |
1438 | (gnus-read-active-file t)) | |
1439 | (when (gnus-read-active-file-p) | |
1440 | ;; Find all bogus newsgroup that are subscribed. | |
1441 | (while newsrc | |
1442 | (setq info (pop newsrc) | |
1443 | group (gnus-info-group info)) | |
1444 | (unless (or (gnus-active group) ; Active | |
23f87bed MB |
1445 | (and (gnus-info-method info) |
1446 | (not (gnus-secondary-method-p | |
1447 | (gnus-info-method info))))) ; Foreign | |
eec82323 LMI |
1448 | ;; Found a bogus newsgroup. |
1449 | (push group bogus))) | |
1450 | (if confirm | |
1451 | (map-y-or-n-p | |
1452 | "Remove bogus group %s? " | |
1453 | (lambda (group) | |
1454 | ;; Remove all bogus subscribed groups by first killing them, and | |
1455 | ;; then removing them from the list of killed groups. | |
1456 | (when (setq entry (gnus-gethash group gnus-newsrc-hashtb)) | |
1457 | (gnus-group-change-level entry gnus-level-killed) | |
1458 | (setq gnus-killed-list (delete group gnus-killed-list)))) | |
1459 | bogus '("group" "groups" "remove")) | |
1460 | (while (setq group (pop bogus)) | |
1461 | ;; Remove all bogus subscribed groups by first killing them, and | |
1462 | ;; then removing them from the list of killed groups. | |
1463 | (when (setq entry (gnus-gethash group gnus-newsrc-hashtb)) | |
1464 | (gnus-group-change-level entry gnus-level-killed) | |
1465 | (setq gnus-killed-list (delete group gnus-killed-list))))) | |
1466 | ;; Then we remove all bogus groups from the list of killed and | |
1467 | ;; zombie groups. They are removed without confirmation. | |
1468 | (let ((dead-lists '(gnus-killed-list gnus-zombie-list)) | |
1469 | killed) | |
1470 | (while dead-lists | |
1471 | (setq killed (symbol-value (car dead-lists))) | |
1472 | (while killed | |
1473 | (unless (gnus-active (setq group (pop killed))) | |
1474 | ;; The group is bogus. | |
1475 | ;; !!!Slow as hell. | |
1476 | (set (car dead-lists) | |
1477 | (delete group (symbol-value (car dead-lists)))))) | |
1478 | (setq dead-lists (cdr dead-lists)))) | |
6748645f | 1479 | (gnus-run-hooks 'gnus-check-bogus-groups-hook) |
eec82323 LMI |
1480 | (gnus-message 5 "Checking bogus newsgroups...done")))) |
1481 | ||
1482 | (defun gnus-check-duplicate-killed-groups () | |
1483 | "Remove duplicates from the list of killed groups." | |
1484 | (interactive) | |
1485 | (let ((killed gnus-killed-list)) | |
1486 | (while killed | |
1487 | (gnus-message 9 "%d" (length killed)) | |
1488 | (setcdr killed (delete (car killed) (cdr killed))) | |
1489 | (setq killed (cdr killed))))) | |
1490 | ||
1491 | ;; We want to inline a function from gnus-cache, so we cheat here: | |
1492 | (eval-when-compile | |
1493 | (defvar gnus-cache-active-hashtb) | |
1494 | (defun gnus-cache-possibly-alter-active (group active) | |
1495 | "Alter the ACTIVE info for GROUP to reflect the articles in the cache." | |
1496 | (when gnus-cache-active-hashtb | |
1497 | (let ((cache-active (gnus-gethash group gnus-cache-active-hashtb))) | |
a8151ef7 LMI |
1498 | (when cache-active |
1499 | (when (< (car cache-active) (car active)) | |
1500 | (setcar active (car cache-active))) | |
1501 | (when (> (cdr cache-active) (cdr active)) | |
1502 | (setcdr active (cdr cache-active)))))))) | |
eec82323 LMI |
1503 | |
1504 | (defun gnus-activate-group (group &optional scan dont-check method) | |
531e5812 MB |
1505 | "Check whether a group has been activated or not. |
1506 | If SCAN, request a scan of that group as well." | |
eec82323 LMI |
1507 | (let ((method (or method (inline (gnus-find-method-for-group group)))) |
1508 | active) | |
1509 | (and (inline (gnus-check-server method)) | |
1510 | ;; We escape all bugs and quit here to make it possible to | |
1511 | ;; continue if a group is so out-there that it reports bugs | |
1512 | ;; and stuff. | |
1513 | (progn | |
1514 | (and scan | |
1515 | (gnus-check-backend-function 'request-scan (car method)) | |
1516 | (gnus-request-scan group method)) | |
1517 | t) | |
23f87bed | 1518 | (if (or debug-on-error debug-on-quit) |
eec82323 | 1519 | (inline (gnus-request-group group dont-check method)) |
23f87bed MB |
1520 | (condition-case nil |
1521 | (inline (gnus-request-group group dont-check method)) | |
1522 | ;;(error nil) | |
1523 | (quit | |
1524 | (message "Quit activating %s" group) | |
1525 | nil))) | |
1526 | (unless dont-check | |
1527 | (setq active (gnus-parse-active)) | |
1528 | ;; If there are no articles in the group, the GROUP | |
1529 | ;; command may have responded with the `(0 . 0)'. We | |
1530 | ;; ignore this if we already have an active entry | |
1531 | ;; for the group. | |
1532 | (if (and (zerop (car active)) | |
1533 | (zerop (cdr active)) | |
1534 | (gnus-active group)) | |
1535 | (gnus-active group) | |
1536 | ||
54506618 MB |
1537 | ;; If a cache is present, we may have to alter the active info. |
1538 | (when gnus-use-cache | |
1539 | (inline (gnus-cache-possibly-alter-active | |
1540 | group active))) | |
1541 | ||
1542 | ;; If the agent is enabled, we may have to alter the active info. | |
1543 | (when gnus-agent | |
1544 | (gnus-agent-possibly-alter-active group active)) | |
1545 | ||
23f87bed MB |
1546 | (gnus-set-active group active) |
1547 | ;; Return the new active info. | |
1548 | active))))) | |
eec82323 LMI |
1549 | |
1550 | (defun gnus-get-unread-articles-in-group (info active &optional update) | |
54506618 | 1551 | (when (and info active) |
eec82323 LMI |
1552 | ;; Allow the backend to update the info in the group. |
1553 | (when (and update | |
1554 | (gnus-request-update-info | |
1555 | info (inline (gnus-find-method-for-group | |
1556 | (gnus-info-group info))))) | |
1557 | (gnus-activate-group (gnus-info-group info) nil t)) | |
6748645f | 1558 | |
eec82323 LMI |
1559 | (let* ((range (gnus-info-read info)) |
1560 | (num 0)) | |
54506618 MB |
1561 | |
1562 | ;; These checks are present in gnus-activate-group but skipped | |
1563 | ;; due to setting dont-check in the preceeding call. | |
1564 | ||
eec82323 LMI |
1565 | ;; If a cache is present, we may have to alter the active info. |
1566 | (when (and gnus-use-cache info) | |
1567 | (inline (gnus-cache-possibly-alter-active | |
1568 | (gnus-info-group info) active))) | |
23f87bed MB |
1569 | |
1570 | ;; If the agent is enabled, we may have to alter the active info. | |
1571 | (when (and gnus-agent info) | |
54506618 | 1572 | (gnus-agent-possibly-alter-active (gnus-info-group info) active info)) |
23f87bed | 1573 | |
eec82323 LMI |
1574 | ;; Modify the list of read articles according to what articles |
1575 | ;; are available; then tally the unread articles and add the | |
1576 | ;; number to the group hash table entry. | |
1577 | (cond | |
1578 | ((zerop (cdr active)) | |
1579 | (setq num 0)) | |
1580 | ((not range) | |
1581 | (setq num (- (1+ (cdr active)) (car active)))) | |
1582 | ((not (listp (cdr range))) | |
1583 | ;; Fix a single (num . num) range according to the | |
1584 | ;; active hash table. | |
1585 | ;; Fix by Carsten Bormann <cabo@Informatik.Uni-Bremen.DE>. | |
1586 | (and (< (cdr range) (car active)) (setcdr range (1- (car active)))) | |
1587 | (and (> (cdr range) (cdr active)) (setcdr range (cdr active))) | |
1588 | ;; Compute number of unread articles. | |
1589 | (setq num (max 0 (- (cdr active) (- (1+ (cdr range)) (car range)))))) | |
1590 | (t | |
1591 | ;; The read list is a list of ranges. Fix them according to | |
1592 | ;; the active hash table. | |
1593 | ;; First peel off any elements that are below the lower | |
1594 | ;; active limit. | |
1595 | (while (and (cdr range) | |
1596 | (>= (car active) | |
1597 | (or (and (atom (cadr range)) (cadr range)) | |
1598 | (caadr range)))) | |
1599 | (if (numberp (car range)) | |
1600 | (setcar range | |
1601 | (cons (car range) | |
1602 | (or (and (numberp (cadr range)) | |
1603 | (cadr range)) | |
1604 | (cdadr range)))) | |
1605 | (setcdr (car range) | |
1606 | (or (and (numberp (nth 1 range)) (nth 1 range)) | |
1607 | (cdadr range)))) | |
1608 | (setcdr range (cddr range))) | |
1609 | ;; Adjust the first element to be the same as the lower limit. | |
1610 | (when (and (not (atom (car range))) | |
1611 | (< (cdar range) (car active))) | |
1612 | (setcdr (car range) (1- (car active)))) | |
1613 | ;; Then we want to peel off any elements that are higher | |
1614 | ;; than the upper active limit. | |
1615 | (let ((srange range)) | |
16409b0b | 1616 | ;; Go past all valid elements. |
eec82323 LMI |
1617 | (while (and (cdr srange) |
1618 | (<= (or (and (atom (cadr srange)) | |
1619 | (cadr srange)) | |
1620 | (caadr srange)) | |
1621 | (cdr active))) | |
1622 | (setq srange (cdr srange))) | |
1623 | (when (cdr srange) | |
16409b0b | 1624 | ;; Nuke all remaining invalid elements. |
eec82323 LMI |
1625 | (setcdr srange nil)) |
1626 | ||
1627 | ;; Adjust the final element. | |
1628 | (when (and (not (atom (car srange))) | |
1629 | (> (cdar srange) (cdr active))) | |
1630 | (setcdr (car srange) (cdr active)))) | |
1631 | ;; Compute the number of unread articles. | |
1632 | (while range | |
1633 | (setq num (+ num (- (1+ (or (and (atom (car range)) (car range)) | |
1634 | (cdar range))) | |
1635 | (or (and (atom (car range)) (car range)) | |
1636 | (caar range))))) | |
1637 | (setq range (cdr range))) | |
1638 | (setq num (max 0 (- (cdr active) num))))) | |
1639 | ;; Set the number of unread articles. | |
23f87bed MB |
1640 | (when (and info |
1641 | (gnus-gethash (gnus-info-group info) gnus-newsrc-hashtb)) | |
eec82323 LMI |
1642 | (setcar (gnus-gethash (gnus-info-group info) gnus-newsrc-hashtb) num)) |
1643 | num))) | |
1644 | ||
1645 | ;; Go though `gnus-newsrc-alist' and compare with `gnus-active-hashtb' | |
1646 | ;; and compute how many unread articles there are in each group. | |
1647 | (defun gnus-get-unread-articles (&optional level) | |
23f87bed | 1648 | (setq gnus-server-method-cache nil) |
eec82323 LMI |
1649 | (let* ((newsrc (cdr gnus-newsrc-alist)) |
1650 | (level (or level gnus-activate-level (1+ gnus-level-subscribed))) | |
1651 | (foreign-level | |
1652 | (min | |
1653 | (cond ((and gnus-activate-foreign-newsgroups | |
1654 | (not (numberp gnus-activate-foreign-newsgroups))) | |
1655 | (1+ gnus-level-subscribed)) | |
1656 | ((numberp gnus-activate-foreign-newsgroups) | |
1657 | gnus-activate-foreign-newsgroups) | |
1658 | (t 0)) | |
1659 | level)) | |
23f87bed MB |
1660 | (methods-cache nil) |
1661 | (type-cache nil) | |
1662 | scanned-methods info group active method retrieve-groups cmethod | |
1663 | method-type) | |
1664 | (gnus-message 6 "Checking new news...") | |
eec82323 LMI |
1665 | |
1666 | (while newsrc | |
1667 | (setq active (gnus-active (setq group (gnus-info-group | |
54506618 | 1668 | (setq info (pop newsrc)))))) |
eec82323 LMI |
1669 | |
1670 | ;; Check newsgroups. If the user doesn't want to check them, or | |
1671 | ;; they can't be checked (for instance, if the news server can't | |
1672 | ;; be reached) we just set the number of unread articles in this | |
1673 | ;; newsgroup to t. This means that Gnus thinks that there are | |
1674 | ;; unread articles, but it has no idea how many. | |
16409b0b GM |
1675 | |
1676 | ;; To be more explicit: | |
1677 | ;; >0 for an active group with messages | |
1678 | ;; 0 for an active group with no unread messages | |
1679 | ;; nil for non-foreign groups that the user has requested not be checked | |
1680 | ;; t for unchecked foreign groups or bogus groups, or groups that can't | |
1681 | ;; be checked, for one reason or other. | |
23f87bed MB |
1682 | (when (setq method (gnus-info-method info)) |
1683 | (if (setq cmethod (assoc method methods-cache)) | |
1684 | (setq method (cdr cmethod)) | |
1685 | (setq cmethod (inline (gnus-server-get-method nil method))) | |
1686 | (push (cons method cmethod) methods-cache) | |
1687 | (setq method cmethod))) | |
1688 | (when (and method | |
1689 | (not (setq method-type (cdr (assoc method type-cache))))) | |
1690 | (setq method-type | |
54506618 MB |
1691 | (cond |
1692 | ((gnus-secondary-method-p method) | |
1693 | 'secondary) | |
1694 | ((inline (gnus-server-equal gnus-select-method method)) | |
1695 | 'primary) | |
1696 | (t | |
1697 | 'foreign))) | |
23f87bed | 1698 | (push (cons method method-type) type-cache)) |
54506618 MB |
1699 | |
1700 | (cond ((and method (eq method-type 'foreign)) | |
1701 | ;; These groups are foreign. Check the level. | |
1702 | (when (and (<= (gnus-info-level info) foreign-level) | |
1703 | (setq active (gnus-activate-group group 'scan))) | |
1704 | ;; Let the Gnus agent save the active file. | |
1705 | (when (and gnus-agent active (gnus-online method)) | |
1706 | (gnus-agent-save-group-info | |
1707 | method (gnus-group-real-name group) active)) | |
1708 | (unless (inline (gnus-virtual-group-p group)) | |
1709 | (inline (gnus-close-group group))) | |
1710 | (when (fboundp (intern (concat (symbol-name (car method)) | |
1711 | "-request-update-info"))) | |
1712 | (inline (gnus-request-update-info info method))))) | |
1713 | ;; These groups are native or secondary. | |
1714 | ((> (gnus-info-level info) level) | |
1715 | ;; We don't want these groups. | |
1716 | (setq active 'ignore)) | |
1717 | ;; Activate groups. | |
1718 | ((not gnus-read-active-file) | |
1719 | (if (gnus-check-backend-function 'retrieve-groups group) | |
1720 | ;; if server support gnus-retrieve-groups we push | |
1721 | ;; the group onto retrievegroups for later checking | |
1722 | (if (assoc method retrieve-groups) | |
1723 | (setcdr (assoc method retrieve-groups) | |
1724 | (cons group (cdr (assoc method retrieve-groups)))) | |
1725 | (push (list method group) retrieve-groups)) | |
1726 | ;; hack: `nnmail-get-new-mail' changes the mail-source depending | |
1727 | ;; on the group, so we must perform a scan for every group | |
1728 | ;; if the users has any directory mail sources. | |
1729 | ;; hack: if `nnmail-scan-directory-mail-source-once' is non-nil, | |
1730 | ;; for it scan all spool files even when the groups are | |
1731 | ;; not required. | |
1732 | (if (and | |
1733 | (or nnmail-scan-directory-mail-source-once | |
1734 | (null (assq 'directory | |
1735 | (or mail-sources | |
1736 | (if (listp nnmail-spool-file) | |
1737 | nnmail-spool-file | |
1738 | (list nnmail-spool-file)))))) | |
1739 | (member method scanned-methods)) | |
1740 | (setq active (gnus-activate-group group)) | |
1741 | (setq active (gnus-activate-group group 'scan)) | |
1742 | (push method scanned-methods)) | |
1743 | (when active | |
1744 | (gnus-close-group group))))) | |
eec82323 LMI |
1745 | |
1746 | ;; Get the number of unread articles in the group. | |
16409b0b GM |
1747 | (cond |
1748 | ((eq active 'ignore) | |
1749 | ;; Don't do anything. | |
1750 | ) | |
1751 | (active | |
1752 | (inline (gnus-get-unread-articles-in-group info active t))) | |
1753 | (t | |
eec82323 LMI |
1754 | ;; The group couldn't be reached, so we nix out the number of |
1755 | ;; unread articles and stuff. | |
1756 | (gnus-set-active group nil) | |
16409b0b | 1757 | (let ((tmp (gnus-gethash group gnus-newsrc-hashtb))) |
23f87bed MB |
1758 | (when tmp |
1759 | (setcar tmp t)))))) | |
16409b0b GM |
1760 | |
1761 | ;; iterate through groups on methods which support gnus-retrieve-groups | |
1762 | ;; and fetch a partial active file and use it to find new news. | |
23f87bed MB |
1763 | (dolist (rg retrieve-groups) |
1764 | (let ((method (or (car rg) gnus-select-method)) | |
1765 | (groups (cdr rg))) | |
16409b0b | 1766 | (when (gnus-check-server method) |
23f87bed MB |
1767 | ;; Request that the backend scan its incoming messages. |
1768 | (when (gnus-check-backend-function 'request-scan (car method)) | |
1769 | (gnus-request-scan nil method)) | |
1770 | (gnus-read-active-file-2 | |
54506618 MB |
1771 | (mapcar (lambda (group) (gnus-group-real-name group)) groups) |
1772 | method) | |
23f87bed MB |
1773 | (dolist (group groups) |
1774 | (cond | |
1775 | ((setq active (gnus-active (gnus-info-group | |
1776 | (setq info (gnus-get-info group))))) | |
1777 | (inline (gnus-get-unread-articles-in-group info active t))) | |
1778 | (t | |
1779 | ;; The group couldn't be reached, so we nix out the number of | |
1780 | ;; unread articles and stuff. | |
1781 | (gnus-set-active group nil) | |
1782 | (setcar (gnus-gethash group gnus-newsrc-hashtb) t))))))) | |
1783 | ||
1784 | (gnus-message 6 "Checking new news...done"))) | |
eec82323 LMI |
1785 | |
1786 | ;; Create a hash table out of the newsrc alist. The `car's of the | |
1787 | ;; alist elements are used as keys. | |
1788 | (defun gnus-make-hashtable-from-newsrc-alist () | |
1789 | (let ((alist gnus-newsrc-alist) | |
1790 | (ohashtb gnus-newsrc-hashtb) | |
1791 | prev) | |
1792 | (setq gnus-newsrc-hashtb (gnus-make-hashtable (length alist))) | |
1793 | (setq alist | |
1794 | (setq prev (setq gnus-newsrc-alist | |
1795 | (if (equal (caar gnus-newsrc-alist) | |
1796 | "dummy.group") | |
1797 | gnus-newsrc-alist | |
1798 | (cons (list "dummy.group" 0 nil) alist))))) | |
1799 | (while alist | |
1800 | (gnus-sethash | |
1801 | (caar alist) | |
1802 | ;; Preserve number of unread articles in groups. | |
1803 | (cons (and ohashtb (car (gnus-gethash (caar alist) ohashtb))) | |
1804 | prev) | |
1805 | gnus-newsrc-hashtb) | |
1806 | (setq prev alist | |
1807 | alist (cdr alist))))) | |
1808 | ||
1809 | (defun gnus-make-hashtable-from-killed () | |
1810 | "Create a hash table from the killed and zombie lists." | |
1811 | (let ((lists '(gnus-killed-list gnus-zombie-list)) | |
1812 | list) | |
1813 | (setq gnus-killed-hashtb | |
1814 | (gnus-make-hashtable | |
1815 | (+ (length gnus-killed-list) (length gnus-zombie-list)))) | |
1816 | (while lists | |
1817 | (setq list (symbol-value (pop lists))) | |
1818 | (while list | |
1819 | (gnus-sethash (car list) (pop list) gnus-killed-hashtb))))) | |
1820 | ||
1821 | (defun gnus-parse-active () | |
1822 | "Parse active info in the nntp server buffer." | |
1823 | (save-excursion | |
1824 | (set-buffer nntp-server-buffer) | |
1825 | (goto-char (point-min)) | |
1826 | ;; Parse the result we got from `gnus-request-group'. | |
1827 | (when (looking-at "[0-9]+ [0-9]+ \\([0-9]+\\) [0-9]+") | |
1828 | (goto-char (match-beginning 1)) | |
1829 | (cons (read (current-buffer)) | |
1830 | (read (current-buffer)))))) | |
1831 | ||
1832 | (defun gnus-make-articles-unread (group articles) | |
1833 | "Mark ARTICLES in GROUP as unread." | |
1834 | (let* ((info (nth 2 (or (gnus-gethash group gnus-newsrc-hashtb) | |
1835 | (gnus-gethash (gnus-group-real-name group) | |
1836 | gnus-newsrc-hashtb)))) | |
1837 | (ranges (gnus-info-read info)) | |
1838 | news article) | |
1839 | (while articles | |
1840 | (when (gnus-member-of-range | |
1841 | (setq article (pop articles)) ranges) | |
1842 | (push article news))) | |
1843 | (when news | |
23f87bed | 1844 | ;; Enter this list into the group info. |
eec82323 LMI |
1845 | (gnus-info-set-read |
1846 | info (gnus-remove-from-range (gnus-info-read info) (nreverse news))) | |
23f87bed MB |
1847 | |
1848 | ;; Set the number of unread articles in gnus-newsrc-hashtb. | |
1849 | (gnus-get-unread-articles-in-group info (gnus-active group)) | |
1850 | ||
1851 | ;; Insert the change into the group buffer and the dribble file. | |
1852 | (gnus-group-update-group group t)))) | |
1853 | ||
1854 | (defun gnus-make-ascending-articles-unread (group articles) | |
1855 | "Mark ascending ARTICLES in GROUP as unread." | |
1856 | (let* ((entry (or (gnus-gethash group gnus-newsrc-hashtb) | |
1857 | (gnus-gethash (gnus-group-real-name group) | |
1858 | gnus-newsrc-hashtb))) | |
1859 | (info (nth 2 entry)) | |
1860 | (ranges (gnus-info-read info)) | |
1861 | (r ranges) | |
1862 | modified) | |
1863 | ||
1864 | (while articles | |
1865 | (let ((article (pop articles))) ; get the next article to remove from ranges | |
1866 | (while (let ((range (car ranges))) ; note the current range | |
1867 | (if (atom range) ; single value range | |
1868 | (cond ((not range) | |
1869 | ;; the articles extend past the end of the ranges | |
1870 | ;; OK - I'm done | |
1871 | (setq articles nil)) | |
1872 | ((< range article) | |
1873 | ;; this range preceeds the article. Leave the range unmodified. | |
1874 | (pop ranges) | |
1875 | ranges) | |
1876 | ((= range article) | |
1877 | ;; this range exactly matches the article; REMOVE THE RANGE. | |
1878 | ;; NOTE: When the range being removed is the last range, the list is corrupted by inserting null at its end. | |
1879 | (setcar ranges (cadr ranges)) | |
1880 | (setcdr ranges (cddr ranges)) | |
1881 | (setq modified (if (car ranges) t 'remove-null)) | |
1882 | nil)) | |
1883 | (let ((min (car range)) | |
1884 | (max (cdr range))) | |
1885 | ;; I have a min/max range to consider | |
1886 | (cond ((> min max) ; invalid range introduced by splitter | |
1887 | (setcar ranges (cadr ranges)) | |
1888 | (setcdr ranges (cddr ranges)) | |
1889 | (setq modified (if (car ranges) t 'remove-null)) | |
1890 | ranges) | |
1891 | ((= min max) | |
1892 | ;; replace min/max range with a single-value range | |
1893 | (setcar ranges min) | |
1894 | ranges) | |
1895 | ((< max article) | |
1896 | ;; this range preceeds the article. Leave the range unmodified. | |
1897 | (pop ranges) | |
1898 | ranges) | |
1899 | ((< article min) | |
1900 | ;; this article preceeds the range. Return null to move to the | |
1901 | ;; next article | |
1902 | nil) | |
1903 | (t | |
1904 | ;; this article splits the range into two parts | |
1905 | (setcdr ranges (cons (cons (1+ article) max) (cdr ranges))) | |
1906 | (setcdr range (1- article)) | |
1907 | (setq modified t) | |
1908 | ranges)))))))) | |
bf247b6e | 1909 | |
23f87bed MB |
1910 | (when modified |
1911 | (when (eq modified 'remove-null) | |
1912 | (setq r (delq nil r))) | |
1913 | ;; Enter this list into the group info. | |
1914 | (gnus-info-set-read info r) | |
1915 | ||
1916 | ;; Set the number of unread articles in gnus-newsrc-hashtb. | |
1917 | (gnus-get-unread-articles-in-group info (gnus-active group)) | |
1918 | ||
1919 | ;; Insert the change into the group buffer and the dribble file. | |
eec82323 LMI |
1920 | (gnus-group-update-group group t)))) |
1921 | ||
1922 | ;; Enter all dead groups into the hashtb. | |
1923 | (defun gnus-update-active-hashtb-from-killed () | |
1924 | (let ((hashtb (setq gnus-active-hashtb (gnus-make-hashtable 4096))) | |
1925 | (lists (list gnus-killed-list gnus-zombie-list)) | |
1926 | killed) | |
1927 | (while lists | |
1928 | (setq killed (car lists)) | |
1929 | (while killed | |
1930 | (gnus-sethash (car killed) nil hashtb) | |
1931 | (setq killed (cdr killed))) | |
1932 | (setq lists (cdr lists))))) | |
1933 | ||
1934 | (defun gnus-get-killed-groups () | |
1935 | "Go through the active hashtb and mark all unknown groups as killed." | |
1936 | ;; First make sure active file has been read. | |
1937 | (unless (gnus-read-active-file-p) | |
1938 | (let ((gnus-read-active-file t)) | |
1939 | (gnus-read-active-file))) | |
1940 | (unless gnus-killed-hashtb | |
1941 | (gnus-make-hashtable-from-killed)) | |
1942 | ;; Go through all newsgroups that are known to Gnus - enlarge kill list. | |
1943 | (mapatoms | |
1944 | (lambda (sym) | |
1945 | (let ((groups 0) | |
1946 | (group (symbol-name sym))) | |
1947 | (if (or (null group) | |
1948 | (gnus-gethash group gnus-killed-hashtb) | |
1949 | (gnus-gethash group gnus-newsrc-hashtb)) | |
1950 | () | |
1951 | (let ((do-sub (gnus-matches-options-n group))) | |
1952 | (if (or (eq do-sub 'subscribe) (eq do-sub 'ignore)) | |
1953 | () | |
1954 | (setq groups (1+ groups)) | |
1955 | (push group gnus-killed-list) | |
1956 | (gnus-sethash group group gnus-killed-hashtb)))))) | |
1957 | gnus-active-hashtb) | |
1958 | (gnus-dribble-touch)) | |
1959 | ||
1960 | ;; Get the active file(s) from the backend(s). | |
a8151ef7 | 1961 | (defun gnus-read-active-file (&optional force not-native) |
eec82323 LMI |
1962 | (gnus-group-set-mode-line) |
1963 | (let ((methods | |
16409b0b GM |
1964 | (mapcar |
1965 | (lambda (m) (if (stringp m) (gnus-server-get-method nil m) m)) | |
1966 | (append | |
1967 | (if (and (not not-native) | |
1968 | (gnus-check-server gnus-select-method)) | |
1969 | ;; The native server is available. | |
1970 | (cons gnus-select-method gnus-secondary-select-methods) | |
1971 | ;; The native server is down, so we just do the | |
1972 | ;; secondary ones. | |
1973 | gnus-secondary-select-methods) | |
1974 | ;; Also read from the archive server. | |
1975 | (when (gnus-archive-server-wanted-p) | |
1976 | (list "archive"))))) | |
1977 | method) | |
eec82323 LMI |
1978 | (setq gnus-have-read-active-file nil) |
1979 | (save-excursion | |
1980 | (set-buffer nntp-server-buffer) | |
16409b0b GM |
1981 | (while (setq method (pop methods)) |
1982 | ;; Only do each method once, in case the methods appear more | |
1983 | ;; than once in this list. | |
1984 | (unless (member method methods) | |
23f87bed | 1985 | (if (or debug-on-error debug-on-quit) |
16409b0b | 1986 | (gnus-read-active-file-1 method force) |
23f87bed MB |
1987 | (condition-case () |
1988 | (gnus-read-active-file-1 method force) | |
1989 | ;; We catch C-g so that we can continue past servers | |
1990 | ;; that do not respond. | |
1991 | (quit | |
1992 | (message "Quit reading the active file") | |
1993 | nil)))))))) | |
16409b0b GM |
1994 | |
1995 | (defun gnus-read-active-file-1 (method force) | |
1996 | (let (where mesg) | |
1997 | (setq where (nth 1 method) | |
1998 | mesg (format "Reading active file%s via %s..." | |
1999 | (if (and where (not (zerop (length where)))) | |
2000 | (concat " from " where) "") | |
2001 | (car method))) | |
2002 | (gnus-message 5 mesg) | |
2003 | (when (gnus-check-server method) | |
2004 | ;; Request that the backend scan its incoming messages. | |
2005 | (when (gnus-check-backend-function 'request-scan (car method)) | |
2006 | (gnus-request-scan nil method)) | |
2007 | (cond | |
2008 | ((and (eq gnus-read-active-file 'some) | |
2009 | (gnus-check-backend-function 'retrieve-groups (car method)) | |
2010 | (not force)) | |
2011 | (let ((newsrc (cdr gnus-newsrc-alist)) | |
2012 | (gmethod (gnus-server-get-method nil method)) | |
2013 | groups info) | |
2014 | (while (setq info (pop newsrc)) | |
2015 | (when (inline | |
2016 | (gnus-server-equal | |
54506618 MB |
2017 | (inline |
2018 | (gnus-find-method-for-group | |
2019 | (gnus-info-group info) info)) | |
2020 | gmethod)) | |
16409b0b GM |
2021 | (push (gnus-group-real-name (gnus-info-group info)) |
2022 | groups))) | |
2023 | (gnus-read-active-file-2 groups method))) | |
2024 | ((null method) | |
2025 | t) | |
2026 | (t | |
2027 | (if (not (gnus-request-list method)) | |
2028 | (unless (equal method gnus-message-archive-method) | |
2029 | (gnus-error 1 "Cannot read active file from %s server" | |
2030 | (car method))) | |
eec82323 | 2031 | (gnus-message 5 mesg) |
16409b0b GM |
2032 | (gnus-active-to-gnus-format method gnus-active-hashtb nil t) |
2033 | ;; We mark this active file as read. | |
2034 | (push method gnus-have-read-active-file) | |
2035 | (gnus-message 5 "%sdone" mesg))))))) | |
2036 | ||
2037 | (defun gnus-read-active-file-2 (groups method) | |
23f87bed | 2038 | "Read an active file for GROUPS in METHOD using `gnus-retrieve-groups'." |
16409b0b GM |
2039 | (when groups |
2040 | (save-excursion | |
2041 | (set-buffer nntp-server-buffer) | |
2042 | (gnus-check-server method) | |
2043 | (let ((list-type (gnus-retrieve-groups groups method))) | |
2044 | (cond ((not list-type) | |
2045 | (gnus-error | |
2046 | 1.2 "Cannot read partial active file from %s server." | |
2047 | (car method))) | |
2048 | ((eq list-type 'active) | |
2049 | (gnus-active-to-gnus-format method gnus-active-hashtb nil t)) | |
2050 | (t | |
2051 | (gnus-groups-to-gnus-format method gnus-active-hashtb t))))))) | |
eec82323 LMI |
2052 | |
2053 | ;; Read an active file and place the results in `gnus-active-hashtb'. | |
6748645f LMI |
2054 | (defun gnus-active-to-gnus-format (&optional method hashtb ignore-errors |
2055 | real-active) | |
eec82323 LMI |
2056 | (unless method |
2057 | (setq method gnus-select-method)) | |
2058 | (let ((cur (current-buffer)) | |
2059 | (hashtb (or hashtb | |
2060 | (if (and gnus-active-hashtb | |
2061 | (not (equal method gnus-select-method))) | |
2062 | gnus-active-hashtb | |
2063 | (setq gnus-active-hashtb | |
2064 | (if (equal method gnus-select-method) | |
2065 | (gnus-make-hashtable | |
2066 | (count-lines (point-min) (point-max))) | |
2067 | (gnus-make-hashtable 4096))))))) | |
a8151ef7 | 2068 | ;; Delete unnecessary lines. |
eec82323 | 2069 | (goto-char (point-min)) |
16409b0b GM |
2070 | (cond |
2071 | ((string= gnus-ignored-newsgroups "") | |
2072 | (delete-matching-lines "^to\\.")) | |
2073 | (t | |
2074 | (delete-matching-lines (concat "^to\\.\\|" gnus-ignored-newsgroups)))) | |
2075 | ||
2076 | (goto-char (point-min)) | |
2077 | (unless (re-search-forward "[\\\"]" nil t) | |
2078 | ;; Make the group names readable as a lisp expression even if they | |
2079 | ;; contain special characters. | |
2080 | (goto-char (point-max)) | |
2081 | (while (re-search-backward "[][';?()#]" nil t) | |
2082 | (insert ?\\))) | |
eec82323 | 2083 | |
6748645f | 2084 | ;; Let the Gnus agent save the active file. |
23f87bed | 2085 | (when (and gnus-agent real-active (gnus-online method)) |
6748645f LMI |
2086 | (gnus-agent-save-active method)) |
2087 | ||
eec82323 LMI |
2088 | ;; If these are groups from a foreign select method, we insert the |
2089 | ;; group prefix in front of the group names. | |
a8151ef7 LMI |
2090 | (when (not (gnus-server-equal |
2091 | (gnus-server-get-method nil method) | |
2092 | (gnus-server-get-method nil gnus-select-method))) | |
2093 | (let ((prefix (gnus-group-prefixed-name "" method))) | |
2094 | (goto-char (point-min)) | |
2095 | (while (and (not (eobp)) | |
16409b0b GM |
2096 | (progn |
2097 | (when (= (following-char) ?\") | |
2098 | (forward-char 1)) | |
2099 | (insert prefix) | |
2100 | (zerop (forward-line 1))))))) | |
eec82323 LMI |
2101 | ;; Store the active file in a hash table. |
2102 | (goto-char (point-min)) | |
2103 | (let (group max min) | |
2104 | (while (not (eobp)) | |
23f87bed | 2105 | (condition-case () |
eec82323 LMI |
2106 | (progn |
2107 | (narrow-to-region (point) (gnus-point-at-eol)) | |
2108 | ;; group gets set to a symbol interned in the hash table | |
2109 | ;; (what a hack!!) - jwz | |
2110 | (setq group (let ((obarray hashtb)) (read cur))) | |
16409b0b GM |
2111 | ;; ### The extended group name scheme makes |
2112 | ;; the previous optimization strategy sort of pointless... | |
2113 | (when (stringp group) | |
2114 | (setq group (intern group hashtb))) | |
eec82323 LMI |
2115 | (if (and (numberp (setq max (read cur))) |
2116 | (numberp (setq min (read cur))) | |
2117 | (progn | |
2118 | (skip-chars-forward " \t") | |
2119 | (not | |
16409b0b GM |
2120 | (or (eq (char-after) ?=) |
2121 | (eq (char-after) ?x) | |
2122 | (eq (char-after) ?j))))) | |
eec82323 LMI |
2123 | (progn |
2124 | (set group (cons min max)) | |
2125 | ;; if group is moderated, stick in moderation table | |
16409b0b | 2126 | (when (eq (char-after) ?m) |
eec82323 LMI |
2127 | (unless gnus-moderated-hashtb |
2128 | (setq gnus-moderated-hashtb (gnus-make-hashtable))) | |
2129 | (gnus-sethash (symbol-name group) t | |
2130 | gnus-moderated-hashtb))) | |
2131 | (set group nil))) | |
2132 | (error | |
2133 | (and group | |
2134 | (symbolp group) | |
2135 | (set group nil)) | |
2136 | (unless ignore-errors | |
16409b0b | 2137 | (gnus-message 3 "Warning - invalid active: %s" |
eec82323 LMI |
2138 | (buffer-substring |
2139 | (gnus-point-at-bol) (gnus-point-at-eol)))))) | |
2140 | (widen) | |
2141 | (forward-line 1))))) | |
2142 | ||
6748645f | 2143 | (defun gnus-groups-to-gnus-format (method &optional hashtb real-active) |
eec82323 LMI |
2144 | ;; Parse a "groups" active file. |
2145 | (let ((cur (current-buffer)) | |
2146 | (hashtb (or hashtb | |
2147 | (if (and method gnus-active-hashtb) | |
2148 | gnus-active-hashtb | |
2149 | (setq gnus-active-hashtb | |
2150 | (gnus-make-hashtable | |
2151 | (count-lines (point-min) (point-max))))))) | |
2152 | (prefix (and method | |
2153 | (not (gnus-server-equal | |
2154 | (gnus-server-get-method nil method) | |
2155 | (gnus-server-get-method nil gnus-select-method))) | |
2156 | (gnus-group-prefixed-name "" method)))) | |
2157 | ||
6748645f | 2158 | ;; Let the Gnus agent save the active file. |
16409b0b GM |
2159 | (if (and gnus-agent |
2160 | real-active | |
23f87bed | 2161 | (gnus-online method) |
16409b0b GM |
2162 | (gnus-agent-method-p method)) |
2163 | (progn | |
54506618 | 2164 | (gnus-agent-save-active method) |
16409b0b GM |
2165 | (gnus-active-to-gnus-format method hashtb nil real-active)) |
2166 | ||
2167 | (goto-char (point-min)) | |
2168 | ;; We split this into to separate loops, one with the prefix | |
2169 | ;; and one without to speed the reading up somewhat. | |
2170 | (if prefix | |
2171 | (let (min max opoint group) | |
2172 | (while (not (eobp)) | |
2173 | (condition-case () | |
2174 | (progn | |
2175 | (read cur) (read cur) | |
2176 | (setq min (read cur) | |
2177 | max (read cur) | |
2178 | opoint (point)) | |
2179 | (skip-chars-forward " \t") | |
2180 | (insert prefix) | |
2181 | (goto-char opoint) | |
2182 | (set (let ((obarray hashtb)) (read cur)) | |
2183 | (cons min max))) | |
2184 | (error (and group (symbolp group) (set group nil)))) | |
2185 | (forward-line 1))) | |
2186 | (let (min max group) | |
eec82323 LMI |
2187 | (while (not (eobp)) |
2188 | (condition-case () | |
16409b0b | 2189 | (when (eq (char-after) ?2) |
eec82323 LMI |
2190 | (read cur) (read cur) |
2191 | (setq min (read cur) | |
16409b0b GM |
2192 | max (read cur)) |
2193 | (set (setq group (let ((obarray hashtb)) (read cur))) | |
eec82323 LMI |
2194 | (cons min max))) |
2195 | (error (and group (symbolp group) (set group nil)))) | |
16409b0b | 2196 | (forward-line 1))))))) |
eec82323 LMI |
2197 | |
2198 | (defun gnus-read-newsrc-file (&optional force) | |
2199 | "Read startup file. | |
2200 | If FORCE is non-nil, the .newsrc file is read." | |
2201 | ;; Reset variables that might be defined in the .newsrc.eld file. | |
23f87bed | 2202 | (let ((variables (remove 'gnus-format-specs gnus-variable-list))) |
eec82323 LMI |
2203 | (while variables |
2204 | (set (car variables) nil) | |
2205 | (setq variables (cdr variables)))) | |
2206 | (let* ((newsrc-file gnus-current-startup-file) | |
2207 | (quick-file (concat newsrc-file ".el"))) | |
2208 | (save-excursion | |
2209 | ;; We always load the .newsrc.eld file. If always contains | |
2210 | ;; much information that can not be gotten from the .newsrc | |
2211 | ;; file (ticked articles, killed groups, foreign methods, etc.) | |
2212 | (gnus-read-newsrc-el-file quick-file) | |
2213 | ||
16409b0b GM |
2214 | (when (and gnus-read-newsrc-file |
2215 | (file-exists-p gnus-current-startup-file) | |
eec82323 LMI |
2216 | (or force |
2217 | (and (file-newer-than-file-p newsrc-file quick-file) | |
2218 | (file-newer-than-file-p newsrc-file | |
2219 | (concat quick-file "d"))) | |
2220 | (not gnus-newsrc-alist))) | |
2221 | ;; We read the .newsrc file. Note that if there if a | |
2222 | ;; .newsrc.eld file exists, it has already been read, and | |
2223 | ;; the `gnus-newsrc-hashtb' has been created. While reading | |
2224 | ;; the .newsrc file, Gnus will only use the information it | |
2225 | ;; can find there for changing the data already read - | |
2226 | ;; i. e., reading the .newsrc file will not trash the data | |
2227 | ;; already read (except for read articles). | |
2228 | (save-excursion | |
2229 | (gnus-message 5 "Reading %s..." newsrc-file) | |
2230 | (set-buffer (nnheader-find-file-noselect newsrc-file)) | |
16409b0b | 2231 | (buffer-disable-undo) |
eec82323 LMI |
2232 | (gnus-newsrc-to-gnus-format) |
2233 | (kill-buffer (current-buffer)) | |
2234 | (gnus-message 5 "Reading %s...done" newsrc-file))) | |
2235 | ||
2236 | ;; Convert old to new. | |
2237 | (gnus-convert-old-newsrc)))) | |
2238 | ||
2239 | (defun gnus-convert-old-newsrc () | |
54506618 | 2240 | "Convert old newsrc formats into the current format, if needed." |
eec82323 | 2241 | (let ((fcv (and gnus-newsrc-file-version |
86713405 MB |
2242 | (gnus-continuum-version gnus-newsrc-file-version))) |
2243 | (gcv (gnus-continuum-version))) | |
54506618 MB |
2244 | (when fcv |
2245 | ;; A newsrc file was loaded. | |
2246 | (let (prompt-displayed | |
2247 | (converters | |
2248 | (sort | |
2249 | (mapcar (lambda (date-func) | |
2250 | (cons (gnus-continuum-version (car date-func)) | |
2251 | date-func)) | |
2252 | ;; This is a list of converters that must be run | |
2253 | ;; to bring the newsrc file up to the current | |
2254 | ;; version. If you create an incompatibility | |
2255 | ;; with older versions, you should create an | |
2256 | ;; entry here. The entry should consist of the | |
2257 | ;; current gnus version (hardcoded so that it | |
2258 | ;; doesn't change with each release) and the | |
2259 | ;; function that must be applied to convert the | |
2260 | ;; previous version into the current version. | |
c825ac9d | 2261 | '(("September Gnus v0.1" nil |
54506618 MB |
2262 | gnus-convert-old-ticks) |
2263 | ("Oort Gnus v0.08" "legacy-gnus-agent" | |
2264 | gnus-agent-convert-to-compressed-agentview) | |
c825ac9d | 2265 | ("Gnus v5.10.7" "legacy-gnus-agent" |
54506618 | 2266 | gnus-agent-unlist-expire-days) |
c825ac9d | 2267 | ("Gnus v5.10.7" "legacy-gnus-agent" |
54506618 MB |
2268 | gnus-agent-unhook-expire-days))) |
2269 | #'car-less-than-car))) | |
2270 | ;; Skip converters older than the file version | |
2271 | (while (and converters (>= fcv (caar converters))) | |
2272 | (pop converters)) | |
2273 | ||
2274 | ;; Perform converters to bring older version up to date. | |
2275 | (when (and converters (< fcv (caar converters))) | |
d5ddd795 | 2276 | (while (and converters (< fcv (caar converters)) |
86713405 | 2277 | (<= (caar converters) gcv)) |
54506618 MB |
2278 | (let* ((converter-spec (pop converters)) |
2279 | (convert-to (nth 1 converter-spec)) | |
2280 | (load-from (nth 2 converter-spec)) | |
2281 | (func (nth 3 converter-spec))) | |
2282 | (when (and load-from | |
2283 | (not (fboundp func))) | |
2284 | (load load-from t)) | |
54506618 MB |
2285 | (or prompt-displayed |
2286 | (not (gnus-convert-converter-needs-prompt func)) | |
2287 | (while (let (c | |
2288 | (cursor-in-echo-area t) | |
2289 | (echo-keystrokes 0)) | |
2290 | (message "Convert gnus from version '%s' to '%s'? (n/y/?)" | |
2291 | gnus-newsrc-file-version gnus-version) | |
2292 | (setq c (read-char-exclusive)) | |
2293 | ||
2294 | (cond ((or (eq c ?n) (eq c ?N)) | |
2295 | (error "Can not start gnus without converting")) | |
2296 | ((or (eq c ?y) (eq c ?Y)) | |
2297 | (setq prompt-displayed t) | |
2298 | nil) | |
2299 | ((eq c ?\?) | |
2300 | (message "This conversion is irreversible. \ | |
2301 | To be safe, you should backup your files before proceeding.") | |
2302 | (sit-for 5) | |
2303 | t) | |
2304 | (t | |
2305 | (gnus-message 3 "Ignoring unexpected input") | |
2306 | (sit-for 3) | |
2307 | t))))) | |
2308 | ||
2309 | (funcall func convert-to))) | |
bf247b6e | 2310 | (gnus-dribble-enter |
54506618 MB |
2311 | (format ";Converted gnus from version '%s' to '%s'." |
2312 | gnus-newsrc-file-version gnus-version))))))) | |
2313 | ||
2314 | (defun gnus-convert-mark-converter-prompt (converter no-prompt) | |
2315 | "Indicate whether CONVERTER requires gnus-convert-old-newsrc to | |
2316 | display the conversion prompt. NO-PROMPT may be nil (prompt), | |
2317 | t (no prompt), or any form that can be called as a function. | |
2318 | The form should return either t or nil." | |
2319 | (put converter 'gnus-convert-no-prompt no-prompt)) | |
2320 | ||
2321 | (defun gnus-convert-converter-needs-prompt (converter) | |
2322 | (let ((no-prompt (get converter 'gnus-convert-no-prompt))) | |
2323 | (not (if (memq no-prompt '(t nil)) | |
2324 | no-prompt | |
2325 | (funcall no-prompt))))) | |
2326 | ||
2327 | (defun gnus-convert-old-ticks (converting-to) | |
eec82323 LMI |
2328 | (let ((newsrc (cdr gnus-newsrc-alist)) |
2329 | marks info dormant ticked) | |
2330 | (while (setq info (pop newsrc)) | |
2331 | (when (setq marks (gnus-info-marks info)) | |
2332 | (setq dormant (cdr (assq 'dormant marks)) | |
2333 | ticked (cdr (assq 'tick marks))) | |
2334 | (when (or dormant ticked) | |
2335 | (gnus-info-set-read | |
2336 | info | |
2337 | (gnus-add-to-range | |
2338 | (gnus-info-read info) | |
2339 | (nconc (gnus-uncompress-range dormant) | |
2340 | (gnus-uncompress-range ticked))))))))) | |
2341 | ||
23f87bed MB |
2342 | (defun gnus-load (file) |
2343 | "Load FILE, but in such a way that read errors can be reported." | |
2344 | (with-temp-buffer | |
2345 | (insert-file-contents file) | |
2346 | (while (not (eobp)) | |
2347 | (condition-case type | |
2348 | (let ((form (read (current-buffer)))) | |
2349 | (eval form)) | |
2350 | (error | |
2351 | (unless (eq (car type) 'end-of-file) | |
2352 | (let ((error (format "Error in %s line %d" file | |
2353 | (count-lines (point-min) (point))))) | |
2354 | (ding) | |
2355 | (unless (gnus-yes-or-no-p (concat error "; continue? ")) | |
2356 | (error "%s" error))))))))) | |
2357 | ||
eec82323 LMI |
2358 | (defun gnus-read-newsrc-el-file (file) |
2359 | (let ((ding-file (concat file "d"))) | |
23f87bed MB |
2360 | (when (file-exists-p ding-file) |
2361 | ;; We always, always read the .eld file. | |
2362 | (gnus-message 5 "Reading %s..." ding-file) | |
2363 | (let (gnus-newsrc-assoc) | |
2364 | (let ((coding-system-for-read gnus-ding-file-coding-system)) | |
2365 | (gnus-load ding-file)) | |
2366 | ;; Older versions of `gnus-format-specs' are no longer valid | |
2367 | ;; in Oort Gnus 0.01. | |
2368 | (let ((version | |
2369 | (and gnus-newsrc-file-version | |
2370 | (gnus-continuum-version gnus-newsrc-file-version)))) | |
2371 | (when (or (not version) | |
2372 | (< version 5.090009)) | |
2373 | (setq gnus-format-specs gnus-default-format-specs))) | |
2374 | (when gnus-newsrc-assoc | |
2375 | (setq gnus-newsrc-alist gnus-newsrc-assoc)))) | |
eec82323 LMI |
2376 | (gnus-make-hashtable-from-newsrc-alist) |
2377 | (when (file-newer-than-file-p file ding-file) | |
2378 | ;; Old format quick file | |
2379 | (gnus-message 5 "Reading %s..." file) | |
2380 | ;; The .el file is newer than the .eld file, so we read that one | |
2381 | ;; as well. | |
23f87bed MB |
2382 | (gnus-read-old-newsrc-el-file file))) |
2383 | (gnus-run-hooks 'gnus-read-newsrc-el-hook)) | |
eec82323 LMI |
2384 | |
2385 | ;; Parse the old-style quick startup file | |
2386 | (defun gnus-read-old-newsrc-el-file (file) | |
2387 | (let (newsrc killed marked group m info) | |
2388 | (prog1 | |
2389 | (let ((gnus-killed-assoc nil) | |
2390 | gnus-marked-assoc gnus-newsrc-alist gnus-newsrc-assoc) | |
2391 | (prog1 | |
2392 | (ignore-errors | |
2393 | (load file t t t)) | |
2394 | (setq newsrc gnus-newsrc-assoc | |
2395 | killed gnus-killed-assoc | |
2396 | marked gnus-marked-assoc))) | |
2397 | (setq gnus-newsrc-alist nil) | |
2398 | (while (setq group (pop newsrc)) | |
2399 | (if (setq info (gnus-get-info (car group))) | |
2400 | (progn | |
2401 | (gnus-info-set-read info (cddr group)) | |
2402 | (gnus-info-set-level | |
2403 | info (if (nth 1 group) gnus-level-default-subscribed | |
2404 | gnus-level-default-unsubscribed)) | |
2405 | (push info gnus-newsrc-alist)) | |
2406 | (push (setq info | |
2407 | (list (car group) | |
2408 | (if (nth 1 group) gnus-level-default-subscribed | |
2409 | gnus-level-default-unsubscribed) | |
2410 | (cddr group))) | |
2411 | gnus-newsrc-alist)) | |
2412 | ;; Copy marks into info. | |
2413 | (when (setq m (assoc (car group) marked)) | |
2414 | (unless (nthcdr 3 info) | |
2415 | (nconc info (list nil))) | |
2416 | (gnus-info-set-marks | |
2417 | info (list (cons 'tick (gnus-compress-sequence | |
2418 | (sort (cdr m) '<) t)))))) | |
2419 | (setq newsrc killed) | |
2420 | (while newsrc | |
2421 | (setcar newsrc (caar newsrc)) | |
2422 | (setq newsrc (cdr newsrc))) | |
2423 | (setq gnus-killed-list killed)) | |
2424 | ;; The .el file version of this variable does not begin with | |
2425 | ;; "options", while the .eld version does, so we just add it if it | |
2426 | ;; isn't there. | |
2427 | (when | |
2428 | gnus-newsrc-options | |
2429 | (when (not (string-match "^ *options" gnus-newsrc-options)) | |
2430 | (setq gnus-newsrc-options (concat "options " gnus-newsrc-options))) | |
2431 | (when (not (string-match "\n$" gnus-newsrc-options)) | |
2432 | (setq gnus-newsrc-options (concat gnus-newsrc-options "\n"))) | |
2433 | ;; Finally, if we read some options lines, we parse them. | |
2434 | (unless (string= gnus-newsrc-options "") | |
2435 | (gnus-newsrc-parse-options gnus-newsrc-options))) | |
2436 | ||
2437 | (setq gnus-newsrc-alist (nreverse gnus-newsrc-alist)) | |
2438 | (gnus-make-hashtable-from-newsrc-alist))) | |
2439 | ||
2440 | (defun gnus-make-newsrc-file (file) | |
2441 | "Make server dependent file name by catenating FILE and server host name." | |
2442 | (let* ((file (expand-file-name file nil)) | |
2443 | (real-file (concat file "-" (nth 1 gnus-select-method)))) | |
2444 | (if (or (file-exists-p real-file) | |
2445 | (file-exists-p (concat real-file ".el")) | |
2446 | (file-exists-p (concat real-file ".eld"))) | |
6748645f LMI |
2447 | real-file |
2448 | file))) | |
eec82323 LMI |
2449 | |
2450 | (defun gnus-newsrc-to-gnus-format () | |
2451 | (setq gnus-newsrc-options "") | |
2452 | (setq gnus-newsrc-options-n nil) | |
2453 | ||
2454 | (unless gnus-active-hashtb | |
2455 | (setq gnus-active-hashtb (gnus-make-hashtable 4096))) | |
2456 | (let ((buf (current-buffer)) | |
2457 | (already-read (> (length gnus-newsrc-alist) 1)) | |
2458 | group subscribed options-symbol newsrc Options-symbol | |
2459 | symbol reads num1) | |
2460 | (goto-char (point-min)) | |
2461 | ;; We intern the symbol `options' in the active hashtb so that we | |
2462 | ;; can `eq' against it later. | |
2463 | (set (setq options-symbol (intern "options" gnus-active-hashtb)) nil) | |
2464 | (set (setq Options-symbol (intern "Options" gnus-active-hashtb)) nil) | |
2465 | ||
2466 | (while (not (eobp)) | |
2467 | ;; We first read the first word on the line by narrowing and | |
2468 | ;; then reading into `gnus-active-hashtb'. Most groups will | |
2469 | ;; already exist in that hashtb, so this will save some string | |
2470 | ;; space. | |
2471 | (narrow-to-region | |
2472 | (point) | |
2473 | (progn (skip-chars-forward "^ \t!:\n") (point))) | |
2474 | (goto-char (point-min)) | |
2475 | (setq symbol | |
2476 | (and (/= (point-min) (point-max)) | |
2477 | (let ((obarray gnus-active-hashtb)) (read buf)))) | |
2478 | (widen) | |
2479 | ;; Now, the symbol we have read is either `options' or a group | |
2480 | ;; name. If it is an options line, we just add it to a string. | |
2481 | (cond | |
2482 | ((or (eq symbol options-symbol) | |
2483 | (eq symbol Options-symbol)) | |
2484 | (setq gnus-newsrc-options | |
2485 | ;; This concating is quite inefficient, but since our | |
2486 | ;; thorough studies show that approx 99.37% of all | |
2487 | ;; .newsrc files only contain a single options line, we | |
2488 | ;; don't give a damn, frankly, my dear. | |
2489 | (concat gnus-newsrc-options | |
2490 | (buffer-substring | |
2491 | (gnus-point-at-bol) | |
2492 | ;; Options may continue on the next line. | |
2493 | (or (and (re-search-forward "^[^ \t]" nil 'move) | |
2494 | (progn (beginning-of-line) (point))) | |
2495 | (point))))) | |
2496 | (forward-line -1)) | |
2497 | (symbol | |
2498 | ;; Group names can be just numbers. | |
2499 | (when (numberp symbol) | |
2500 | (setq symbol (intern (int-to-string symbol) gnus-active-hashtb))) | |
2501 | (unless (boundp symbol) | |
2502 | (set symbol nil)) | |
2503 | ;; It was a group name. | |
16409b0b | 2504 | (setq subscribed (eq (char-after) ?:) |
eec82323 LMI |
2505 | group (symbol-name symbol) |
2506 | reads nil) | |
2507 | (if (eolp) | |
2508 | ;; If the line ends here, this is clearly a buggy line, so | |
23f87bed | 2509 | ;; we put point a the beginning of line and let the cond |
eec82323 LMI |
2510 | ;; below do the error handling. |
2511 | (beginning-of-line) | |
2512 | ;; We skip to the beginning of the ranges. | |
2513 | (skip-chars-forward "!: \t")) | |
2514 | ;; We are now at the beginning of the list of read articles. | |
2515 | ;; We read them range by range. | |
2516 | (while | |
2517 | (cond | |
2518 | ((looking-at "[0-9]+") | |
2519 | ;; We narrow and read a number instead of buffer-substring/ | |
e9bd5782 | 2520 | ;; string-to-number because it's faster. narrow/widen is |
eec82323 LMI |
2521 | ;; faster than save-restriction/narrow, and save-restriction |
2522 | ;; produces a garbage object. | |
2523 | (setq num1 (progn | |
2524 | (narrow-to-region (match-beginning 0) (match-end 0)) | |
2525 | (read buf))) | |
2526 | (widen) | |
2527 | ;; If the next character is a dash, then this is a range. | |
16409b0b | 2528 | (if (eq (char-after) ?-) |
eec82323 LMI |
2529 | (progn |
2530 | ;; We read the upper bound of the range. | |
2531 | (forward-char 1) | |
2532 | (if (not (looking-at "[0-9]+")) | |
2533 | ;; This is a buggy line, by we pretend that | |
2534 | ;; it's kinda OK. Perhaps the user should be | |
2535 | ;; dinged? | |
2536 | (push num1 reads) | |
2537 | (push | |
2538 | (cons num1 | |
2539 | (progn | |
2540 | (narrow-to-region (match-beginning 0) | |
2541 | (match-end 0)) | |
2542 | (read buf))) | |
2543 | reads) | |
2544 | (widen))) | |
2545 | ;; It was just a simple number, so we add it to the | |
2546 | ;; list of ranges. | |
2547 | (push num1 reads)) | |
2548 | ;; If the next char in ?\n, then we have reached the end | |
2549 | ;; of the line and return nil. | |
16409b0b GM |
2550 | (not (eq (char-after) ?\n))) |
2551 | ((eq (char-after) ?\n) | |
eec82323 LMI |
2552 | ;; End of line, so we end. |
2553 | nil) | |
2554 | (t | |
2555 | ;; Not numbers and not eol, so this might be a buggy | |
2556 | ;; line... | |
2557 | (unless (eobp) | |
2558 | ;; If it was eob instead of ?\n, we allow it. | |
2559 | ;; The line was buggy. | |
2560 | (setq group nil) | |
2561 | (gnus-error 3.1 "Mangled line: %s" | |
2562 | (buffer-substring (gnus-point-at-bol) | |
2563 | (gnus-point-at-eol)))) | |
2564 | nil)) | |
16409b0b | 2565 | ;; Skip past ", ". Spaces are invalid in these ranges, but |
eec82323 LMI |
2566 | ;; we allow them, because it's a common mistake to put a |
2567 | ;; space after the comma. | |
2568 | (skip-chars-forward ", ")) | |
2569 | ||
2570 | ;; We have already read .newsrc.eld, so we gently update the | |
2571 | ;; data in the hash table with the information we have just | |
2572 | ;; read. | |
2573 | (when group | |
2574 | (let ((info (gnus-get-info group)) | |
2575 | level) | |
2576 | (if info | |
2577 | ;; There is an entry for this file in the alist. | |
2578 | (progn | |
2579 | (gnus-info-set-read info (nreverse reads)) | |
2580 | ;; We update the level very gently. In fact, we | |
2581 | ;; only change it if there's been a status change | |
2582 | ;; from subscribed to unsubscribed, or vice versa. | |
2583 | (setq level (gnus-info-level info)) | |
2584 | (cond ((and (<= level gnus-level-subscribed) | |
2585 | (not subscribed)) | |
2586 | (setq level (if reads | |
2587 | gnus-level-default-unsubscribed | |
2588 | (1+ gnus-level-default-unsubscribed)))) | |
2589 | ((and (> level gnus-level-subscribed) subscribed) | |
2590 | (setq level gnus-level-default-subscribed))) | |
2591 | (gnus-info-set-level info level)) | |
2592 | ;; This is a new group. | |
2593 | (setq info (list group | |
2594 | (if subscribed | |
2595 | gnus-level-default-subscribed | |
2596 | (if reads | |
2597 | (1+ gnus-level-subscribed) | |
2598 | gnus-level-default-unsubscribed)) | |
2599 | (nreverse reads)))) | |
2600 | (push info newsrc))))) | |
2601 | (forward-line 1)) | |
2602 | ||
2603 | (setq newsrc (nreverse newsrc)) | |
2604 | ||
2605 | (if (not already-read) | |
2606 | () | |
2607 | ;; We now have two newsrc lists - `newsrc', which is what we | |
2608 | ;; have read from .newsrc, and `gnus-newsrc-alist', which is | |
2609 | ;; what we've read from .newsrc.eld. We have to merge these | |
2610 | ;; lists. We do this by "attaching" any (foreign) groups in the | |
2611 | ;; gnus-newsrc-alist to the (native) group that precedes them. | |
2612 | (let ((rc (cdr gnus-newsrc-alist)) | |
2613 | (prev gnus-newsrc-alist) | |
2614 | entry mentry) | |
2615 | (while rc | |
2616 | (or (null (nth 4 (car rc))) ; It's a native group. | |
2617 | (assoc (caar rc) newsrc) ; It's already in the alist. | |
2618 | (if (setq entry (assoc (caar prev) newsrc)) | |
2619 | (setcdr (setq mentry (memq entry newsrc)) | |
2620 | (cons (car rc) (cdr mentry))) | |
2621 | (push (car rc) newsrc))) | |
2622 | (setq prev rc | |
2623 | rc (cdr rc))))) | |
2624 | ||
2625 | (setq gnus-newsrc-alist newsrc) | |
2626 | ;; We make the newsrc hashtb. | |
2627 | (gnus-make-hashtable-from-newsrc-alist) | |
2628 | ||
2629 | ;; Finally, if we read some options lines, we parse them. | |
2630 | (unless (string= gnus-newsrc-options "") | |
2631 | (gnus-newsrc-parse-options gnus-newsrc-options)))) | |
2632 | ||
2633 | ;; Parse options lines to find "options -n !all rec.all" and stuff. | |
2634 | ;; The return value will be a list on the form | |
2635 | ;; ((regexp1 . ignore) | |
2636 | ;; (regexp2 . subscribe)...) | |
2637 | ;; When handling new newsgroups, groups that match a `ignore' regexp | |
2638 | ;; will be ignored, and groups that match a `subscribe' regexp will be | |
2639 | ;; subscribed. A line like | |
2640 | ;; options -n !all rec.all | |
2641 | ;; will lead to a list that looks like | |
2642 | ;; (("^rec\\..+" . subscribe) | |
2643 | ;; ("^.+" . ignore)) | |
2644 | ;; So all "rec.*" groups will be subscribed, while all the other | |
2645 | ;; groups will be ignored. Note that "options -n !all rec.all" is very | |
2646 | ;; different from "options -n rec.all !all". | |
2647 | (defun gnus-newsrc-parse-options (options) | |
2648 | (let (out eol) | |
2649 | (save-excursion | |
2650 | (gnus-set-work-buffer) | |
2651 | (insert (regexp-quote options)) | |
2652 | ;; First we treat all continuation lines. | |
2653 | (goto-char (point-min)) | |
2654 | (while (re-search-forward "\n[ \t]+" nil t) | |
2655 | (replace-match " " t t)) | |
2656 | ;; Then we transform all "all"s into ".+"s. | |
2657 | (goto-char (point-min)) | |
2658 | (while (re-search-forward "\\ball\\b" nil t) | |
2659 | (replace-match ".+" t t)) | |
2660 | (goto-char (point-min)) | |
2661 | ;; We remove all other options than the "-n" ones. | |
2662 | (while (re-search-forward "[ \t]-[^n][^-]*" nil t) | |
2663 | (replace-match " ") | |
2664 | (forward-char -1)) | |
2665 | (goto-char (point-min)) | |
2666 | ||
2667 | ;; We are only interested in "options -n" lines - we | |
2668 | ;; ignore the other option lines. | |
2669 | (while (re-search-forward "[ \t]-n" nil t) | |
2670 | (setq eol | |
2671 | (or (save-excursion | |
2672 | (and (re-search-forward "[ \t]-n" (gnus-point-at-eol) t) | |
2673 | (- (point) 2))) | |
2674 | (gnus-point-at-eol))) | |
2675 | ;; Search for all "words"... | |
2676 | (while (re-search-forward "[^ \t,\n]+" eol t) | |
16409b0b | 2677 | (if (eq (char-after (match-beginning 0)) ?!) |
eec82323 LMI |
2678 | ;; If the word begins with a bang (!), this is a "not" |
2679 | ;; spec. We put this spec (minus the bang) and the | |
2680 | ;; symbol `ignore' into the list. | |
2681 | (push (cons (concat | |
2682 | "^" (buffer-substring | |
2683 | (1+ (match-beginning 0)) | |
6748645f LMI |
2684 | (match-end 0)) |
2685 | "\\($\\|\\.\\)") | |
eec82323 LMI |
2686 | 'ignore) |
2687 | out) | |
2688 | ;; There was no bang, so this is a "yes" spec. | |
6748645f | 2689 | (push (cons (concat "^" (match-string 0) "\\($\\|\\.\\)") |
eec82323 LMI |
2690 | 'subscribe) |
2691 | out)))) | |
2692 | ||
2693 | (setq gnus-newsrc-options-n out)))) | |
2694 | ||
23f87bed MB |
2695 | (eval-and-compile |
2696 | (defalias 'gnus-long-file-names | |
2697 | (if (fboundp 'msdos-long-file-names) | |
2698 | 'msdos-long-file-names | |
2699 | (lambda () t)))) | |
2700 | ||
eec82323 LMI |
2701 | (defun gnus-save-newsrc-file (&optional force) |
2702 | "Save .newsrc file." | |
2703 | ;; Note: We cannot save .newsrc file if all newsgroups are removed | |
2704 | ;; from the variable gnus-newsrc-alist. | |
2705 | (when (and (or gnus-newsrc-alist gnus-killed-list) | |
2706 | gnus-current-startup-file) | |
54506618 MB |
2707 | ;; Save agent range limits for the currently active method. |
2708 | (when gnus-agent | |
2709 | (gnus-agent-save-local force)) | |
2710 | ||
eec82323 LMI |
2711 | (save-excursion |
2712 | (if (and (or gnus-use-dribble-file gnus-slave) | |
2713 | (not force) | |
2714 | (or (not gnus-dribble-buffer) | |
2715 | (not (buffer-name gnus-dribble-buffer)) | |
2716 | (zerop (save-excursion | |
2717 | (set-buffer gnus-dribble-buffer) | |
2718 | (buffer-size))))) | |
2719 | (gnus-message 4 "(No changes need to be saved)") | |
6748645f | 2720 | (gnus-run-hooks 'gnus-save-newsrc-hook) |
eec82323 LMI |
2721 | (if gnus-slave |
2722 | (gnus-slave-save-newsrc) | |
2723 | ;; Save .newsrc. | |
2724 | (when gnus-save-newsrc-file | |
2725 | (gnus-message 8 "Saving %s..." gnus-current-startup-file) | |
2726 | (gnus-gnus-to-newsrc-format) | |
2727 | (gnus-message 8 "Saving %s...done" gnus-current-startup-file)) | |
54506618 | 2728 | |
eec82323 | 2729 | ;; Save .newsrc.eld. |
6748645f | 2730 | (set-buffer (gnus-get-buffer-create " *Gnus-newsrc*")) |
eec82323 | 2731 | (make-local-variable 'version-control) |
23f87bed | 2732 | (setq version-control gnus-backup-startup-file) |
eec82323 LMI |
2733 | (setq buffer-file-name |
2734 | (concat gnus-current-startup-file ".eld")) | |
2735 | (setq default-directory (file-name-directory buffer-file-name)) | |
16409b0b | 2736 | (buffer-disable-undo) |
eec82323 | 2737 | (erase-buffer) |
23f87bed MB |
2738 | (gnus-message 5 "Saving %s.eld..." gnus-current-startup-file) |
2739 | ||
2740 | (if gnus-save-startup-file-via-temp-buffer | |
2741 | (let ((coding-system-for-write gnus-ding-file-coding-system) | |
2742 | (standard-output (current-buffer))) | |
2743 | (gnus-gnus-to-quick-newsrc-format) | |
2744 | (gnus-run-hooks 'gnus-save-quick-newsrc-hook) | |
2745 | (save-buffer)) | |
2746 | (let ((coding-system-for-write gnus-ding-file-coding-system) | |
2747 | (version-control gnus-backup-startup-file) | |
2748 | (startup-file (concat gnus-current-startup-file ".eld")) | |
2749 | (working-dir (file-name-directory gnus-current-startup-file)) | |
2750 | working-file | |
2751 | (i -1)) | |
2752 | ;; Generate the name of a non-existent file. | |
2753 | (while (progn (setq working-file | |
2754 | (format | |
2755 | (if (and (eq system-type 'ms-dos) | |
2756 | (not (gnus-long-file-names))) | |
2757 | "%s#%d.tm#" ; MSDOS limits files to 8+3 | |
2758 | (if (memq system-type '(vax-vms axp-vms)) | |
2759 | "%s$tmp$%d" | |
2760 | "%s#tmp#%d")) | |
2761 | working-dir (setq i (1+ i)))) | |
2762 | (file-exists-p working-file))) | |
2763 | ||
2764 | (unwind-protect | |
2765 | (progn | |
2766 | (gnus-with-output-to-file working-file | |
2767 | (gnus-gnus-to-quick-newsrc-format) | |
2768 | (gnus-run-hooks 'gnus-save-quick-newsrc-hook)) | |
2769 | ||
2770 | ;; These bindings will mislead the current buffer | |
2771 | ;; into thinking that it is visiting the startup | |
2772 | ;; file. | |
2773 | (let ((buffer-backed-up nil) | |
2774 | (buffer-file-name startup-file) | |
2775 | (file-precious-flag t) | |
2776 | (setmodes (file-modes startup-file))) | |
2777 | ;; Backup the current version of the startup file. | |
2778 | (backup-buffer) | |
2779 | ||
2780 | ;; Replace the existing startup file with the temp file. | |
2781 | (rename-file working-file startup-file t) | |
2782 | (set-file-modes startup-file setmodes))) | |
2783 | (condition-case nil | |
2784 | (delete-file working-file) | |
2785 | (file-error nil))))) | |
2786 | ||
2787 | (gnus-kill-buffer (current-buffer)) | |
eec82323 LMI |
2788 | (gnus-message |
2789 | 5 "Saving %s.eld...done" gnus-current-startup-file)) | |
2790 | (gnus-dribble-delete-file) | |
2791 | (gnus-group-set-mode-line))))) | |
2792 | ||
23f87bed MB |
2793 | (defun gnus-gnus-to-quick-newsrc-format (&optional minimal name &rest specific-variables) |
2794 | "Print Gnus variables such as `gnus-newsrc-alist' in Lisp format." | |
2795 | (princ ";; -*- emacs-lisp -*-\n") | |
2796 | (if name | |
2797 | (princ (format ";; %s\n" name)) | |
2798 | (princ ";; Gnus startup file.\n")) | |
16409b0b | 2799 | |
23f87bed MB |
2800 | (unless minimal |
2801 | (princ "\ | |
6748645f LMI |
2802 | ;; Never delete this file -- if you want to force Gnus to read the |
2803 | ;; .newsrc file (if you have one), touch .newsrc instead.\n") | |
23f87bed MB |
2804 | (princ "(setq gnus-newsrc-file-version ") |
2805 | (princ (gnus-prin1-to-string gnus-version)) | |
2806 | (princ ")\n")) | |
2807 | ||
2808 | (let* ((print-quoted t) | |
2809 | (print-readably t) | |
2810 | (print-escape-multibyte nil) | |
2811 | (print-escape-nonascii t) | |
2812 | (print-length nil) | |
2813 | (print-level nil) | |
2814 | (print-escape-newlines t) | |
2815 | (gnus-killed-list | |
eec82323 LMI |
2816 | (if (and gnus-save-killed-list |
2817 | (stringp gnus-save-killed-list)) | |
2818 | (gnus-strip-killed-list) | |
2819 | gnus-killed-list)) | |
2820 | (variables | |
23f87bed MB |
2821 | (or specific-variables |
2822 | (if gnus-save-killed-list gnus-variable-list | |
2823 | ;; Remove the `gnus-killed-list' from the list of variables | |
2824 | ;; to be saved, if required. | |
2825 | (delq 'gnus-killed-list (copy-sequence gnus-variable-list))))) | |
eec82323 LMI |
2826 | ;; Peel off the "dummy" group. |
2827 | (gnus-newsrc-alist (cdr gnus-newsrc-alist)) | |
2828 | variable) | |
2829 | ;; Insert the variables into the file. | |
2830 | (while variables | |
2831 | (when (and (boundp (setq variable (pop variables))) | |
2832 | (symbol-value variable)) | |
23f87bed MB |
2833 | (princ "(setq ") |
2834 | (princ (symbol-name variable)) | |
2835 | (princ " '") | |
2836 | (prin1 (symbol-value variable)) | |
2837 | (princ ")\n"))))) | |
eec82323 LMI |
2838 | |
2839 | (defun gnus-strip-killed-list () | |
2840 | "Return the killed list minus the groups that match `gnus-save-killed-list'." | |
2841 | (let ((list gnus-killed-list) | |
2842 | olist) | |
2843 | (while list | |
6748645f | 2844 | (when (string-match gnus-save-killed-list (car list)) |
eec82323 LMI |
2845 | (push (car list) olist)) |
2846 | (pop list)) | |
2847 | (nreverse olist))) | |
2848 | ||
2849 | (defun gnus-gnus-to-newsrc-format () | |
2850 | ;; Generate and save the .newsrc file. | |
2851 | (save-excursion | |
2852 | (set-buffer (create-file-buffer gnus-current-startup-file)) | |
2853 | (let ((newsrc (cdr gnus-newsrc-alist)) | |
2854 | (standard-output (current-buffer)) | |
2855 | info ranges range method) | |
2856 | (setq buffer-file-name gnus-current-startup-file) | |
2857 | (setq default-directory (file-name-directory buffer-file-name)) | |
16409b0b | 2858 | (buffer-disable-undo) |
eec82323 LMI |
2859 | (erase-buffer) |
2860 | ;; Write options. | |
2861 | (when gnus-newsrc-options | |
2862 | (insert gnus-newsrc-options)) | |
2863 | ;; Write subscribed and unsubscribed. | |
2864 | (while (setq info (pop newsrc)) | |
2865 | ;; Don't write foreign groups to .newsrc. | |
2866 | (when (or (null (setq method (gnus-info-method info))) | |
2867 | (equal method "native") | |
2868 | (inline (gnus-server-equal method gnus-select-method))) | |
2869 | (insert (gnus-info-group info) | |
2870 | (if (> (gnus-info-level info) gnus-level-subscribed) | |
2871 | "!" ":")) | |
2872 | (when (setq ranges (gnus-info-read info)) | |
2873 | (insert " ") | |
2874 | (if (not (listp (cdr ranges))) | |
2875 | (if (= (car ranges) (cdr ranges)) | |
2876 | (princ (car ranges)) | |
2877 | (princ (car ranges)) | |
2878 | (insert "-") | |
2879 | (princ (cdr ranges))) | |
2880 | (while (setq range (pop ranges)) | |
2881 | (if (or (atom range) (= (car range) (cdr range))) | |
2882 | (princ (or (and (atom range) range) (car range))) | |
2883 | (princ (car range)) | |
2884 | (insert "-") | |
2885 | (princ (cdr range))) | |
2886 | (when ranges | |
2887 | (insert ","))))) | |
2888 | (insert "\n"))) | |
2889 | (make-local-variable 'version-control) | |
2890 | (setq version-control 'never) | |
2891 | ;; It has been reported that sometime the modtime on the .newsrc | |
2892 | ;; file seems to be off. We really do want to overwrite it, so | |
2893 | ;; we clear the modtime here before saving. It's a bit odd, | |
2894 | ;; though... | |
2895 | ;; sometimes the modtime clear isn't sufficient. most brute force: | |
2896 | ;; delete the silly thing entirely first. but this fails to provide | |
2897 | ;; such niceties as .newsrc~ creation. | |
2898 | (if gnus-modtime-botch | |
2899 | (delete-file gnus-startup-file) | |
2900 | (clear-visited-file-modtime)) | |
6748645f | 2901 | (gnus-run-hooks 'gnus-save-standard-newsrc-hook) |
eec82323 LMI |
2902 | (save-buffer) |
2903 | (kill-buffer (current-buffer))))) | |
2904 | ||
2905 | \f | |
2906 | ;;; | |
2907 | ;;; Slave functions. | |
2908 | ;;; | |
2909 | ||
6748645f LMI |
2910 | (defvar gnus-slave-mode nil) |
2911 | ||
2912 | (defun gnus-slave-mode () | |
2913 | "Minor mode for slave Gnusae." | |
2914 | (gnus-add-minor-mode 'gnus-slave-mode " Slave" (make-sparse-keymap)) | |
2915 | (gnus-run-hooks 'gnus-slave-mode-hook)) | |
2916 | ||
eec82323 LMI |
2917 | (defun gnus-slave-save-newsrc () |
2918 | (save-excursion | |
2919 | (set-buffer gnus-dribble-buffer) | |
2920 | (let ((slave-name | |
3efe5554 | 2921 | (mm-make-temp-file (concat gnus-current-startup-file "-slave-"))) |
eec82323 LMI |
2922 | (modes (ignore-errors |
2923 | (file-modes (concat gnus-current-startup-file ".eld"))))) | |
2d2820a4 | 2924 | (let ((coding-system-for-write gnus-ding-file-coding-system)) |
16409b0b | 2925 | (gnus-write-buffer slave-name)) |
eec82323 | 2926 | (when modes |
16409b0b | 2927 | (set-file-modes slave-name modes))))) |
eec82323 LMI |
2928 | |
2929 | (defun gnus-master-read-slave-newsrc () | |
2930 | (let ((slave-files | |
2931 | (directory-files | |
2932 | (file-name-directory gnus-current-startup-file) | |
2933 | t (concat | |
2934 | "^" (regexp-quote | |
2935 | (concat | |
2936 | (file-name-nondirectory gnus-current-startup-file) | |
2937 | "-slave-"))) | |
2938 | t)) | |
2939 | file) | |
2940 | (if (not slave-files) | |
2941 | () ; There are no slave files to read. | |
2942 | (gnus-message 7 "Reading slave newsrcs...") | |
2943 | (save-excursion | |
6748645f | 2944 | (set-buffer (gnus-get-buffer-create " *gnus slave*")) |
eec82323 LMI |
2945 | (setq slave-files |
2946 | (sort (mapcar (lambda (file) | |
2947 | (list (nth 5 (file-attributes file)) file)) | |
2948 | slave-files) | |
2949 | (lambda (f1 f2) | |
2950 | (or (< (caar f1) (caar f2)) | |
2951 | (< (nth 1 (car f1)) (nth 1 (car f2))))))) | |
2952 | (while slave-files | |
2953 | (erase-buffer) | |
2954 | (setq file (nth 1 (car slave-files))) | |
16409b0b | 2955 | (nnheader-insert-file-contents file) |
eec82323 LMI |
2956 | (when (condition-case () |
2957 | (progn | |
2958 | (eval-buffer (current-buffer)) | |
2959 | t) | |
2960 | (error | |
2961 | (gnus-error 3.2 "Possible error in %s" file) | |
2962 | nil)) | |
2963 | (unless gnus-slave ; Slaves shouldn't delete these files. | |
2964 | (ignore-errors | |
2965 | (delete-file file)))) | |
2966 | (setq slave-files (cdr slave-files)))) | |
2967 | (gnus-dribble-touch) | |
2968 | (gnus-message 7 "Reading slave newsrcs...done")))) | |
2969 | ||
2970 | \f | |
2971 | ;;; | |
2972 | ;;; Group description. | |
2973 | ;;; | |
2974 | ||
2975 | (defun gnus-read-all-descriptions-files () | |
2976 | (let ((methods (cons gnus-select-method | |
2977 | (nconc | |
2978 | (when (gnus-archive-server-wanted-p) | |
2979 | (list "archive")) | |
2980 | gnus-secondary-select-methods)))) | |
2981 | (while methods | |
2982 | (gnus-read-descriptions-file (car methods)) | |
2983 | (setq methods (cdr methods))) | |
2984 | t)) | |
2985 | ||
2986 | (defun gnus-read-descriptions-file (&optional method) | |
2987 | (let ((method (or method gnus-select-method)) | |
2988 | group) | |
2989 | (when (stringp method) | |
2990 | (setq method (gnus-server-to-method method))) | |
2991 | ;; We create the hashtable whether we manage to read the desc file | |
2992 | ;; to avoid trying to re-read after a failed read. | |
2993 | (unless gnus-description-hashtb | |
2994 | (setq gnus-description-hashtb | |
2995 | (gnus-make-hashtable (length gnus-active-hashtb)))) | |
2996 | ;; Mark this method's desc file as read. | |
2997 | (gnus-sethash (gnus-group-prefixed-name "" method) "Has read" | |
2998 | gnus-description-hashtb) | |
2999 | ||
3000 | (gnus-message 5 "Reading descriptions file via %s..." (car method)) | |
3001 | (cond | |
16409b0b GM |
3002 | ((null (gnus-get-function method 'request-list-newsgroups t)) |
3003 | t) | |
eec82323 LMI |
3004 | ((not (gnus-check-server method)) |
3005 | (gnus-message 1 "Couldn't open server") | |
3006 | nil) | |
3007 | ((not (gnus-request-list-newsgroups method)) | |
3008 | (gnus-message 1 "Couldn't read newsgroups descriptions") | |
3009 | nil) | |
3010 | (t | |
3011 | (save-excursion | |
3012 | (save-restriction | |
3013 | (set-buffer nntp-server-buffer) | |
3014 | (goto-char (point-min)) | |
3015 | (when (or (search-forward "\n.\n" nil t) | |
3016 | (goto-char (point-max))) | |
3017 | (beginning-of-line) | |
3018 | (narrow-to-region (point-min) (point))) | |
3019 | ;; If these are groups from a foreign select method, we insert the | |
3020 | ;; group prefix in front of the group names. | |
3021 | (and method (not (inline | |
3022 | (gnus-server-equal | |
3023 | (gnus-server-get-method nil method) | |
3024 | (gnus-server-get-method | |
3025 | nil gnus-select-method)))) | |
3026 | (let ((prefix (gnus-group-prefixed-name "" method))) | |
3027 | (goto-char (point-min)) | |
3028 | (while (and (not (eobp)) | |
3029 | (progn (insert prefix) | |
3030 | (zerop (forward-line 1))))))) | |
3031 | (goto-char (point-min)) | |
3032 | (while (not (eobp)) | |
3033 | ;; If we get an error, we set group to 0, which is not a | |
3034 | ;; symbol... | |
3035 | (setq group | |
3036 | (condition-case () | |
3037 | (let ((obarray gnus-description-hashtb)) | |
3038 | ;; Group is set to a symbol interned in this | |
3039 | ;; hash table. | |
3040 | (read nntp-server-buffer)) | |
3041 | (error 0))) | |
3042 | (skip-chars-forward " \t") | |
3043 | ;; ... which leads to this line being effectively ignored. | |
3044 | (when (symbolp group) | |
23f87bed MB |
3045 | (let* ((str (buffer-substring |
3046 | (point) (progn (end-of-line) (point)))) | |
3047 | (name (symbol-name group)) | |
3048 | (charset | |
3049 | (or (gnus-group-name-charset method name) | |
3050 | (gnus-parameter-charset name) | |
3051 | gnus-default-charset))) | |
3052 | ;; Fixme: Don't decode in unibyte mode. | |
3053 | (when (and str charset (featurep 'mule)) | |
3054 | (setq str (mm-decode-coding-string str charset))) | |
0791fc56 | 3055 | (set group str))) |
eec82323 LMI |
3056 | (forward-line 1)))) |
3057 | (gnus-message 5 "Reading descriptions file...done") | |
3058 | t)))) | |
3059 | ||
3060 | (defun gnus-group-get-description (group) | |
3061 | "Get the description of a group by sending XGTITLE to the server." | |
3062 | (when (gnus-request-group-description group) | |
3063 | (save-excursion | |
3064 | (set-buffer nntp-server-buffer) | |
3065 | (goto-char (point-min)) | |
3066 | (when (looking-at "[^ \t]+[ \t]+\\(.*\\)") | |
3067 | (match-string 1))))) | |
3068 | ||
3069 | ;;;###autoload | |
3070 | (defun gnus-declare-backend (name &rest abilities) | |
23f87bed | 3071 | "Declare back end NAME with ABILITIES as a Gnus back end." |
eec82323 LMI |
3072 | (setq gnus-valid-select-methods |
3073 | (nconc gnus-valid-select-methods | |
16409b0b GM |
3074 | (list (apply 'list name abilities)))) |
3075 | (gnus-redefine-select-method-widget)) | |
eec82323 LMI |
3076 | |
3077 | (defun gnus-set-default-directory () | |
3078 | "Set the default directory in the current buffer to `gnus-default-directory'. | |
3079 | If this variable is nil, don't do anything." | |
3080 | (setq default-directory | |
3081 | (if (and gnus-default-directory | |
3082 | (file-exists-p gnus-default-directory)) | |
3083 | (file-name-as-directory (expand-file-name gnus-default-directory)) | |
3084 | default-directory))) | |
3085 | ||
0302b80e SM |
3086 | (defun gnus-display-time-event-handler () |
3087 | (if (and (fboundp 'display-time-event-handler) | |
3088 | (gnus-boundp 'display-time-timer)) | |
3089 | (display-time-event-handler))) | |
23f87bed MB |
3090 | |
3091 | ;;;###autoload | |
3092 | (defun gnus-fixup-nnimap-unread-after-getting-new-news () | |
3093 | (let (server group info) | |
3094 | (mapatoms | |
3095 | (lambda (sym) | |
3096 | (when (and (setq group (symbol-name sym)) | |
3097 | (gnus-group-entry group) | |
3098 | (setq info (symbol-value sym))) | |
3099 | (gnus-sethash group (cons (nth 2 info) (cdr (gnus-group-entry group))) | |
3100 | gnus-newsrc-hashtb))) | |
3101 | (if (boundp 'nnimap-mailbox-info) | |
3102 | (symbol-value 'nnimap-mailbox-info) | |
3103 | (make-vector 1 0))))) | |
3104 | ||
3105 | ||
eec82323 LMI |
3106 | (provide 'gnus-start) |
3107 | ||
0302b80e | 3108 | ;; arch-tag: f4584a22-b7b7-4853-abfc-a637329af5d2 |
eec82323 | 3109 | ;;; gnus-start.el ends here |
23f87bed MB |
3110 | |
3111 |