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23f87bed | 1 | ;;; spam.el --- Identifying spam |
e84b4b86 | 2 | |
ba318903 | 3 | ;; Copyright (C) 2002-2014 Free Software Foundation, Inc. |
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4 | |
5 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> | |
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6 | ;; Maintainer: Ted Zlatanov <tzz@lifelogs.com> |
7 | ;; Keywords: network, spam, mail, bogofilter, BBDB, dspam, dig, whitelist, blacklist, gmane, hashcash, spamassassin, bsfilter, ifile, stat, crm114, spamoracle | |
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8 | |
9 | ;; This file is part of GNU Emacs. | |
10 | ||
5e809f55 | 11 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
23f87bed | 12 | ;; it under the terms of the GNU General Public License as published by |
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13 | ;; the Free Software Foundation, either version 3 of the License, or |
14 | ;; (at your option) any later version. | |
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15 | |
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
5e809f55 | 18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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19 | ;; GNU General Public License for more details. |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
5e809f55 | 22 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
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23 | |
24 | ;;; Commentary: | |
25 | ||
26 | ;;; This module addresses a few aspects of spam control under Gnus. Page | |
27 | ;;; breaks are used for grouping declarations and documentation relating to | |
28 | ;;; each particular aspect. | |
29 | ||
30 | ;;; The integration with Gnus is not yet complete. See various `FIXME' | |
31 | ;;; comments, below, for supplementary explanations or discussions. | |
32 | ||
33 | ;;; Several TODO items are marked as such | |
34 | ||
01c52d31 | 35 | ;; TODO: cross-server splitting, remote processing, training through files |
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36 | |
37 | ;;; Code: | |
38 | ||
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39 | ;;{{{ compilation directives and autoloads/requires |
40 | ||
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41 | (eval-when-compile (require 'cl)) |
42 | ||
e7b07d2f | 43 | (require 'message) ;for the message-fetch-field functions |
23f87bed | 44 | (require 'gnus-sum) |
e7b07d2f | 45 | (require 'gnus-uu) ; because of key prefix issues |
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46 | ;;; for the definitions of group content classification and spam processors |
47 | (require 'gnus) | |
e230a06e | 48 | |
e230a06e | 49 | (eval-when-compile (require 'hashcash)) |
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50 | |
51 | ;; for nnimap-split-download-body-default | |
52 | (eval-when-compile (require 'nnimap)) | |
53 | ||
23f87bed | 54 | ;; autoload query-dig |
8abf1b22 | 55 | (autoload 'query-dig "dig") |
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56 | |
57 | ;; autoload spam-report | |
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58 | (autoload 'spam-report-gmane "spam-report") |
59 | (autoload 'spam-report-gmane-spam "spam-report") | |
60 | (autoload 'spam-report-gmane-ham "spam-report") | |
61 | (autoload 'spam-report-resend "spam-report") | |
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62 | |
63 | ;; autoload gnus-registry | |
8abf1b22 | 64 | (autoload 'gnus-registry-group-count "gnus-registry") |
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65 | (autoload 'gnus-registry-get-id-key "gnus-registry") |
66 | (autoload 'gnus-registry-set-id-key "gnus-registry") | |
67 | (autoload 'gnus-registry-handle-action "gnus-registry") | |
23f87bed | 68 | |
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69 | ;; autoload dns-query |
70 | (autoload 'dns-query "dns") | |
23f87bed | 71 | |
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72 | ;;}}} |
73 | ||
74 | ;;{{{ Main parameters. | |
75 | (defvar spam-backends nil | |
76 | "List of spam.el backends with all the pertinent data. | |
3042deef | 77 | Populated by `spam-install-backend-super'.") |
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78 | |
79 | (defgroup spam nil | |
ba5037ec | 80 | "Spam configuration." |
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81 | :version "22.1" |
82 | :group 'mail | |
83 | :group 'news) | |
23f87bed | 84 | |
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85 | (defcustom spam-summary-exit-behavior 'default |
86 | "Exit behavior at the time of summary exit. | |
3042deef | 87 | Note that setting the `spam-use-move' or `spam-use-copy' backends on |
01c52d31 | 88 | a group through group/topic parameters overrides this mechanism." |
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89 | :type '(choice |
90 | (const | |
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91 | :tag "Move spam out of all groups and ham out of spam groups" |
92 | default) | |
e7b07d2f | 93 | (const |
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94 | :tag "Move spam out of all groups and ham out of all groups" |
95 | move-all) | |
e7b07d2f | 96 | (const |
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97 | :tag "Never move spam or ham out of any groups" |
98 | move-none)) | |
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99 | :group 'spam) |
100 | ||
531e5812 | 101 | (defcustom spam-directory (nnheader-concat gnus-directory "spam/") |
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102 | "Directory for spam whitelists and blacklists." |
103 | :type 'directory | |
104 | :group 'spam) | |
105 | ||
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106 | (defcustom spam-mark-new-messages-in-spam-group-as-spam t |
107 | "Whether new messages in a spam group should get the spam-mark." | |
108 | :type 'boolean | |
109 | ;; :version "22.1" ;; Gnus 5.10.8 / No Gnus 0.3 | |
110 | :group 'spam) | |
111 | ||
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112 | (defcustom spam-log-to-registry nil |
113 | "Whether spam/ham processing should be logged in the registry." | |
114 | :type 'boolean | |
115 | :group 'spam) | |
116 | ||
117 | (defcustom spam-split-symbolic-return nil | |
118 | "Whether `spam-split' should work with symbols or group names." | |
119 | :type 'boolean | |
120 | :group 'spam) | |
121 | ||
122 | (defcustom spam-split-symbolic-return-positive nil | |
123 | "Whether `spam-split' should ALWAYS work with symbols or group names. | |
3042deef | 124 | Do not set this if you use `spam-split' in a fancy split method." |
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125 | :type 'boolean |
126 | :group 'spam) | |
127 | ||
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128 | (defcustom spam-mark-only-unseen-as-spam t |
129 | "Whether only unseen articles should be marked as spam in spam groups. | |
130 | When nil, all unread articles in a spam group are marked as | |
131 | spam. Set this if you want to leave an article unread in a spam group | |
132 | without losing it to the automatic spam-marking process." | |
133 | :type 'boolean | |
134 | :group 'spam) | |
135 | ||
136 | (defcustom spam-mark-ham-unread-before-move-from-spam-group nil | |
137 | "Whether ham should be marked unread before it's moved. | |
3042deef | 138 | The article is moved out of a spam group according to `ham-process-destination'. |
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139 | This variable is an official entry in the international Longest Variable Name |
140 | Competition." | |
141 | :type 'boolean | |
142 | :group 'spam) | |
143 | ||
144 | (defcustom spam-disable-spam-split-during-ham-respool nil | |
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145 | "Whether `spam-split' should be ignored while resplitting ham. |
146 | This is useful to prevent ham from ending up in the same spam | |
147 | group after the resplit. Don't set this to t if you have `spam-split' as the | |
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148 | last rule in your split configuration." |
149 | :type 'boolean | |
150 | :group 'spam) | |
151 | ||
152 | (defcustom spam-autodetect-recheck-messages nil | |
53964682 | 153 | "Should spam.el recheck all messages when autodetecting? |
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154 | Normally this is nil, so only unseen messages will be checked." |
155 | :type 'boolean | |
156 | :group 'spam) | |
157 | ||
158 | (defcustom spam-whitelist (expand-file-name "whitelist" spam-directory) | |
159 | "The location of the whitelist. | |
160 | The file format is one regular expression per line. | |
161 | The regular expression is matched against the address." | |
162 | :type 'file | |
163 | :group 'spam) | |
164 | ||
165 | (defcustom spam-blacklist (expand-file-name "blacklist" spam-directory) | |
166 | "The location of the blacklist. | |
167 | The file format is one regular expression per line. | |
168 | The regular expression is matched against the address." | |
169 | :type 'file | |
170 | :group 'spam) | |
171 | ||
172 | (defcustom spam-use-dig t | |
9cc20f6c | 173 | "Whether `query-dig' should be used instead of `dns-query'." |
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174 | :type 'boolean |
175 | :group 'spam) | |
176 | ||
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177 | (defcustom spam-use-gmane-xref nil |
178 | "Whether the Gmane spam xref should be used by `spam-split'." | |
179 | :type 'boolean | |
180 | :group 'spam) | |
181 | ||
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182 | (defcustom spam-use-blacklist nil |
183 | "Whether the blacklist should be used by `spam-split'." | |
184 | :type 'boolean | |
185 | :group 'spam) | |
186 | ||
187 | (defcustom spam-blacklist-ignored-regexes nil | |
188 | "Regular expressions that the blacklist should ignore." | |
189 | :type '(repeat (regexp :tag "Regular expression to ignore when blacklisting")) | |
190 | :group 'spam) | |
191 | ||
192 | (defcustom spam-use-whitelist nil | |
193 | "Whether the whitelist should be used by `spam-split'." | |
194 | :type 'boolean | |
195 | :group 'spam) | |
196 | ||
197 | (defcustom spam-use-whitelist-exclusive nil | |
198 | "Whether whitelist-exclusive should be used by `spam-split'. | |
199 | Exclusive whitelisting means that all messages from senders not in the whitelist | |
200 | are considered spam." | |
201 | :type 'boolean | |
202 | :group 'spam) | |
203 | ||
204 | (defcustom spam-use-blackholes nil | |
205 | "Whether blackholes should be used by `spam-split'." | |
206 | :type 'boolean | |
207 | :group 'spam) | |
208 | ||
209 | (defcustom spam-use-hashcash nil | |
210 | "Whether hashcash payments should be detected by `spam-split'." | |
211 | :type 'boolean | |
212 | :group 'spam) | |
213 | ||
214 | (defcustom spam-use-regex-headers nil | |
215 | "Whether a header regular expression match should be used by `spam-split'. | |
216 | Also see the variables `spam-regex-headers-spam' and `spam-regex-headers-ham'." | |
217 | :type 'boolean | |
218 | :group 'spam) | |
219 | ||
220 | (defcustom spam-use-regex-body nil | |
221 | "Whether a body regular expression match should be used by `spam-split'. | |
222 | Also see the variables `spam-regex-body-spam' and `spam-regex-body-ham'." | |
223 | :type 'boolean | |
224 | :group 'spam) | |
225 | ||
226 | (defcustom spam-use-bogofilter-headers nil | |
227 | "Whether bogofilter headers should be used by `spam-split'. | |
228 | Enable this if you pre-process messages with Bogofilter BEFORE Gnus sees them." | |
229 | :type 'boolean | |
230 | :group 'spam) | |
231 | ||
232 | (defcustom spam-use-bogofilter nil | |
233 | "Whether bogofilter should be invoked by `spam-split'. | |
234 | Enable this if you want Gnus to invoke Bogofilter on new messages." | |
235 | :type 'boolean | |
236 | :group 'spam) | |
237 | ||
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238 | (defcustom spam-use-bsfilter-headers nil |
239 | "Whether bsfilter headers should be used by `spam-split'. | |
240 | Enable this if you pre-process messages with Bsfilter BEFORE Gnus sees them." | |
241 | :type 'boolean | |
242 | :group 'spam) | |
243 | ||
244 | (defcustom spam-use-bsfilter nil | |
245 | "Whether bsfilter should be invoked by `spam-split'. | |
246 | Enable this if you want Gnus to invoke Bsfilter on new messages." | |
247 | :type 'boolean | |
248 | :group 'spam) | |
249 | ||
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250 | (defcustom spam-use-BBDB nil |
251 | "Whether BBDB should be used by `spam-split'." | |
252 | :type 'boolean | |
253 | :group 'spam) | |
254 | ||
255 | (defcustom spam-use-BBDB-exclusive nil | |
256 | "Whether BBDB-exclusive should be used by `spam-split'. | |
257 | Exclusive BBDB means that all messages from senders not in the BBDB are | |
258 | considered spam." | |
259 | :type 'boolean | |
260 | :group 'spam) | |
261 | ||
262 | (defcustom spam-use-ifile nil | |
263 | "Whether ifile should be used by `spam-split'." | |
264 | :type 'boolean | |
265 | :group 'spam) | |
266 | ||
267 | (defcustom spam-use-stat nil | |
268 | "Whether `spam-stat' should be used by `spam-split'." | |
269 | :type 'boolean | |
270 | :group 'spam) | |
271 | ||
272 | (defcustom spam-use-spamoracle nil | |
273 | "Whether spamoracle should be used by `spam-split'." | |
274 | :type 'boolean | |
275 | :group 'spam) | |
276 | ||
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277 | (defcustom spam-use-spamassassin nil |
278 | "Whether spamassassin should be invoked by `spam-split'. | |
279 | Enable this if you want Gnus to invoke SpamAssassin on new messages." | |
280 | :type 'boolean | |
281 | :group 'spam) | |
282 | ||
283 | (defcustom spam-use-spamassassin-headers nil | |
284 | "Whether spamassassin headers should be checked by `spam-split'. | |
285 | Enable this if you pre-process messages with SpamAssassin BEFORE Gnus sees | |
286 | them." | |
287 | :type 'boolean | |
288 | :group 'spam) | |
289 | ||
290 | (defcustom spam-use-crm114 nil | |
291 | "Whether the CRM114 Mailfilter should be used by `spam-split'." | |
292 | :type 'boolean | |
293 | :group 'spam) | |
294 | ||
23f87bed | 295 | (defcustom spam-install-hooks (or |
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296 | spam-use-dig |
297 | spam-use-gmane-xref | |
298 | spam-use-blacklist | |
299 | spam-use-whitelist | |
300 | spam-use-whitelist-exclusive | |
301 | spam-use-blackholes | |
302 | spam-use-hashcash | |
303 | spam-use-regex-headers | |
304 | spam-use-regex-body | |
305 | spam-use-bogofilter | |
306 | spam-use-bogofilter-headers | |
307 | spam-use-spamassassin | |
308 | spam-use-spamassassin-headers | |
309 | spam-use-bsfilter | |
310 | spam-use-bsfilter-headers | |
311 | spam-use-BBDB | |
312 | spam-use-BBDB-exclusive | |
313 | spam-use-ifile | |
314 | spam-use-stat | |
315 | spam-use-spamoracle | |
316 | spam-use-crm114) | |
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317 | "Whether the spam hooks should be installed. |
318 | Default to t if one of the spam-use-* variables is set." | |
319 | :group 'spam | |
320 | :type 'boolean) | |
321 | ||
322 | (defcustom spam-split-group "spam" | |
323 | "Group name where incoming spam should be put by `spam-split'." | |
324 | :type 'string | |
325 | :group 'spam) | |
326 | ||
327 | ;;; TODO: deprecate this variable, it's confusing since it's a list of strings, | |
328 | ;;; not regular expressions | |
329 | (defcustom spam-junk-mailgroups (cons | |
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330 | spam-split-group |
331 | '("mail.junk" "poste.pourriel")) | |
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332 | "Mailgroups with spam contents. |
333 | All unmarked article in such group receive the spam mark on group entry." | |
334 | :type '(repeat (string :tag "Group")) | |
335 | :group 'spam) | |
336 | ||
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337 | |
338 | (defcustom spam-gmane-xref-spam-group "gmane.spam.detected" | |
339 | "The group where spam xrefs can be found on Gmane. | |
340 | Only meaningful if you enable `spam-use-gmane-xref'." | |
341 | :type 'string | |
342 | :group 'spam) | |
343 | ||
23f87bed | 344 | (defcustom spam-blackhole-servers '("bl.spamcop.net" "relays.ordb.org" |
e7b07d2f | 345 | "dev.null.dk" "relays.visi.com") |
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346 | "List of blackhole servers. |
347 | Only meaningful if you enable `spam-use-blackholes'." | |
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348 | :type '(repeat (string :tag "Server")) |
349 | :group 'spam) | |
350 | ||
351 | (defcustom spam-blackhole-good-server-regex nil | |
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352 | "String matching IP addresses that should not be checked in the blackholes. |
353 | Only meaningful if you enable `spam-use-blackholes'." | |
ad136a7c | 354 | :type '(radio (const nil) regexp) |
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355 | :group 'spam) |
356 | ||
0f49874b | 357 | (defface spam |
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358 | '((((class color) (type tty) (background dark)) |
359 | (:foreground "gray80" :background "gray50")) | |
360 | (((class color) (type tty) (background light)) | |
361 | (:foreground "gray50" :background "gray80")) | |
362 | (((class color) (background dark)) | |
363 | (:foreground "ivory2")) | |
364 | (((class color) (background light)) | |
365 | (:foreground "ivory4")) | |
366 | (t :inverse-video t)) | |
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367 | "Face for spam-marked articles." |
368 | :group 'spam) | |
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369 | ;; backward-compatibility alias |
370 | (put 'spam-face 'face-alias 'spam) | |
3d493bef | 371 | (put 'spam-face 'obsolete-face "22.1") |
112d84ef | 372 | |
0f49874b | 373 | (defcustom spam-face 'spam |
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374 | "Face for spam-marked articles." |
375 | :type 'face | |
376 | :group 'spam) | |
377 | ||
378 | (defcustom spam-regex-headers-spam '("^X-Spam-Flag: YES") | |
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379 | "Regular expression for positive header spam matches. |
380 | Only meaningful if you enable `spam-use-regex-headers'." | |
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381 | :type '(repeat (regexp :tag "Regular expression to match spam header")) |
382 | :group 'spam) | |
383 | ||
384 | (defcustom spam-regex-headers-ham '("^X-Spam-Flag: NO") | |
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385 | "Regular expression for positive header ham matches. |
386 | Only meaningful if you enable `spam-use-regex-headers'." | |
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387 | :type '(repeat (regexp :tag "Regular expression to match ham header")) |
388 | :group 'spam) | |
389 | ||
390 | (defcustom spam-regex-body-spam '() | |
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391 | "Regular expression for positive body spam matches. |
392 | Only meaningful if you enable `spam-use-regex-body'." | |
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393 | :type '(repeat (regexp :tag "Regular expression to match spam body")) |
394 | :group 'spam) | |
395 | ||
396 | (defcustom spam-regex-body-ham '() | |
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397 | "Regular expression for positive body ham matches. |
398 | Only meaningful if you enable `spam-use-regex-body'." | |
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399 | :type '(repeat (regexp :tag "Regular expression to match ham body")) |
400 | :group 'spam) | |
401 | ||
01c52d31 | 402 | (defcustom spam-summary-score-preferred-header nil |
3042deef | 403 | "Preferred header to use for `spam-summary-score'." |
01c52d31 | 404 | :type '(choice :tag "Header name" |
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405 | (symbol :tag "SpamAssassin etc" X-Spam-Status) |
406 | (symbol :tag "Bogofilter" X-Bogosity) | |
407 | (const :tag "No preference, take best guess." nil)) | |
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408 | :group 'spam) |
409 | ||
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410 | (defgroup spam-ifile nil |
411 | "Spam ifile configuration." | |
412 | :group 'spam) | |
413 | ||
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414 | (make-obsolete-variable 'spam-ifile-path 'spam-ifile-program |
415 | "Gnus 5.10.9 (Emacs 22.1)") | |
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416 | (defcustom spam-ifile-program (executable-find "ifile") |
417 | "Name of the ifile program." | |
23f87bed | 418 | :type '(choice (file :tag "Location of ifile") |
e7b07d2f | 419 | (const :tag "ifile is not installed")) |
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420 | :group 'spam-ifile) |
421 | ||
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422 | (make-obsolete-variable 'spam-ifile-database-path 'spam-ifile-database |
423 | "Gnus 5.10.9 (Emacs 22.1)") | |
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424 | (defcustom spam-ifile-database nil |
425 | "File name of the ifile database." | |
23f87bed | 426 | :type '(choice (file :tag "Location of the ifile database") |
e7b07d2f | 427 | (const :tag "Use the default")) |
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428 | :group 'spam-ifile) |
429 | ||
430 | (defcustom spam-ifile-spam-category "spam" | |
431 | "Name of the spam ifile category." | |
432 | :type 'string | |
433 | :group 'spam-ifile) | |
434 | ||
435 | (defcustom spam-ifile-ham-category nil | |
436 | "Name of the ham ifile category. | |
437 | If nil, the current group name will be used." | |
438 | :type '(choice (string :tag "Use a fixed category") | |
e7b07d2f | 439 | (const :tag "Use the current group name")) |
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440 | :group 'spam-ifile) |
441 | ||
442 | (defcustom spam-ifile-all-categories nil | |
443 | "Whether the ifile check will return all categories, or just spam. | |
444 | Set this to t if you want to use the `spam-split' invocation of ifile as | |
445 | your main source of newsgroup names." | |
446 | :type 'boolean | |
447 | :group 'spam-ifile) | |
448 | ||
449 | (defgroup spam-bogofilter nil | |
450 | "Spam bogofilter configuration." | |
451 | :group 'spam) | |
452 | ||
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453 | (make-obsolete-variable 'spam-bogofilter-path 'spam-bogofilter-program |
454 | "Gnus 5.10.9 (Emacs 22.1)") | |
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455 | (defcustom spam-bogofilter-program (executable-find "bogofilter") |
456 | "Name of the Bogofilter program." | |
23f87bed | 457 | :type '(choice (file :tag "Location of bogofilter") |
e7b07d2f | 458 | (const :tag "Bogofilter is not installed")) |
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459 | :group 'spam-bogofilter) |
460 | ||
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461 | (defvar spam-bogofilter-valid 'unknown "Is the bogofilter version valid?") |
462 | ||
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463 | (defcustom spam-bogofilter-header "X-Bogosity" |
464 | "The header that Bogofilter inserts in messages." | |
465 | :type 'string | |
466 | :group 'spam-bogofilter) | |
467 | ||
468 | (defcustom spam-bogofilter-spam-switch "-s" | |
469 | "The switch that Bogofilter uses to register spam messages." | |
470 | :type 'string | |
471 | :group 'spam-bogofilter) | |
472 | ||
473 | (defcustom spam-bogofilter-ham-switch "-n" | |
474 | "The switch that Bogofilter uses to register ham messages." | |
475 | :type 'string | |
476 | :group 'spam-bogofilter) | |
477 | ||
478 | (defcustom spam-bogofilter-spam-strong-switch "-S" | |
479 | "The switch that Bogofilter uses to unregister ham messages." | |
480 | :type 'string | |
481 | :group 'spam-bogofilter) | |
482 | ||
483 | (defcustom spam-bogofilter-ham-strong-switch "-N" | |
484 | "The switch that Bogofilter uses to unregister spam messages." | |
485 | :type 'string | |
486 | :group 'spam-bogofilter) | |
487 | ||
488 | (defcustom spam-bogofilter-bogosity-positive-spam-header "^\\(Yes\\|Spam\\)" | |
489 | "The regex on `spam-bogofilter-header' for positive spam identification." | |
490 | :type 'regexp | |
491 | :group 'spam-bogofilter) | |
492 | ||
493 | (defcustom spam-bogofilter-database-directory nil | |
11e95b02 MB |
494 | "Location of the Bogofilter database. |
495 | When nil, use the default location." | |
23f87bed | 496 | :type '(choice (directory |
e7b07d2f TZ |
497 | :tag "Location of the Bogofilter database directory") |
498 | (const :tag "Use the default")) | |
23f87bed MB |
499 | :group 'spam-bogofilter) |
500 | ||
01c52d31 MB |
501 | (defgroup spam-bsfilter nil |
502 | "Spam bsfilter configuration." | |
503 | :group 'spam) | |
504 | ||
265ac10b SM |
505 | (make-obsolete-variable 'spam-bsfilter-path 'spam-bsfilter-program |
506 | "Gnus 5.10.9 (Emacs 22.1)") | |
01c52d31 MB |
507 | (defcustom spam-bsfilter-program (executable-find "bsfilter") |
508 | "Name of the Bsfilter program." | |
509 | :type '(choice (file :tag "Location of bsfilter") | |
e7b07d2f | 510 | (const :tag "Bsfilter is not installed")) |
01c52d31 MB |
511 | :group 'spam-bsfilter) |
512 | ||
513 | (defcustom spam-bsfilter-header "X-Spam-Flag" | |
514 | "The header inserted by Bsfilter to flag spam." | |
515 | :type 'string | |
516 | :group 'spam-bsfilter) | |
517 | ||
518 | (defcustom spam-bsfilter-probability-header "X-Spam-Probability" | |
519 | "The header that Bsfilter inserts in messages." | |
520 | :type 'string | |
521 | :group 'spam-bsfilter) | |
522 | ||
523 | (defcustom spam-bsfilter-spam-switch "--add-spam" | |
524 | "The switch that Bsfilter uses to register spam messages." | |
525 | :type 'string | |
526 | :group 'spam-bsfilter) | |
527 | ||
528 | (defcustom spam-bsfilter-ham-switch "--add-clean" | |
529 | "The switch that Bsfilter uses to register ham messages." | |
530 | :type 'string | |
531 | :group 'spam-bsfilter) | |
532 | ||
533 | (defcustom spam-bsfilter-spam-strong-switch "--sub-spam" | |
534 | "The switch that Bsfilter uses to unregister ham messages." | |
535 | :type 'string | |
536 | :group 'spam-bsfilter) | |
537 | ||
538 | (defcustom spam-bsfilter-ham-strong-switch "--sub-clean" | |
539 | "The switch that Bsfilter uses to unregister spam messages." | |
540 | :type 'string | |
541 | :group 'spam-bsfilter) | |
542 | ||
543 | (defcustom spam-bsfilter-database-directory nil | |
544 | "Directory path of the Bsfilter databases." | |
545 | :type '(choice (directory | |
e7b07d2f TZ |
546 | :tag "Location of the Bsfilter database directory") |
547 | (const :tag "Use the default")) | |
01c52d31 MB |
548 | :group 'spam-bsfilter) |
549 | ||
23f87bed MB |
550 | (defgroup spam-spamoracle nil |
551 | "Spam spamoracle configuration." | |
552 | :group 'spam) | |
553 | ||
554 | (defcustom spam-spamoracle-database nil | |
11e95b02 MB |
555 | "Location of spamoracle database file. |
556 | When nil, use the default spamoracle database." | |
23f87bed | 557 | :type '(choice (directory :tag "Location of spamoracle database file.") |
e7b07d2f | 558 | (const :tag "Use the default")) |
23f87bed MB |
559 | :group 'spam-spamoracle) |
560 | ||
561 | (defcustom spam-spamoracle-binary (executable-find "spamoracle") | |
562 | "Location of the spamoracle binary." | |
563 | :type '(choice (directory :tag "Location of the spamoracle binary") | |
e7b07d2f | 564 | (const :tag "Use the default")) |
23f87bed MB |
565 | :group 'spam-spamoracle) |
566 | ||
01c52d31 MB |
567 | (defgroup spam-spamassassin nil |
568 | "Spam SpamAssassin configuration." | |
569 | :group 'spam) | |
570 | ||
571 | (make-obsolete-variable 'spam-spamassassin-path | |
265ac10b | 572 | 'spam-spamassassin-program "Gnus 5.10.9 (Emacs 22.1)") |
01c52d31 MB |
573 | (defcustom spam-assassin-program (executable-find "spamassassin") |
574 | "Name of the spamassassin program. | |
575 | Hint: set this to \"spamc\" if you have spamd running. See the spamc and | |
576 | spamd man pages for more information on these programs." | |
577 | :type '(choice (file :tag "Location of spamc") | |
e7b07d2f | 578 | (const :tag "spamassassin is not installed")) |
01c52d31 MB |
579 | :group 'spam-spamassassin) |
580 | ||
581 | (defcustom spam-spamassassin-arguments () | |
582 | "Arguments to pass to the spamassassin executable. | |
583 | This must be a list. For example, `(\"-C\" \"configfile\")'." | |
584 | :type '(restricted-sexp :match-alternatives (listp)) | |
585 | :group 'spam-spamassassin) | |
586 | ||
587 | (defcustom spam-spamassassin-spam-flag-header "X-Spam-Flag" | |
588 | "The header inserted by SpamAssassin to flag spam." | |
589 | :type 'string | |
590 | :group 'spam-spamassassin) | |
591 | ||
592 | (defcustom spam-spamassassin-positive-spam-flag-header "YES" | |
593 | "The regex on `spam-spamassassin-spam-flag-header' for positive spam | |
594 | identification" | |
595 | :type 'string | |
596 | :group 'spam-spamassassin) | |
597 | ||
598 | (defcustom spam-spamassassin-spam-status-header "X-Spam-Status" | |
599 | "The header inserted by SpamAssassin, giving extended scoring information" | |
600 | :type 'string | |
601 | :group 'spam-spamassassin) | |
602 | ||
265ac10b SM |
603 | (make-obsolete-variable 'spam-sa-learn-path 'spam-sa-learn-program |
604 | "Gnus 5.10.9 (Emacs 22.1)") | |
01c52d31 MB |
605 | (defcustom spam-sa-learn-program (executable-find "sa-learn") |
606 | "Name of the sa-learn program." | |
607 | :type '(choice (file :tag "Location of spamassassin") | |
e7b07d2f | 608 | (const :tag "spamassassin is not installed")) |
01c52d31 MB |
609 | :group 'spam-spamassassin) |
610 | ||
611 | (defcustom spam-sa-learn-rebuild t | |
612 | "Whether sa-learn should rebuild the database every time it is called | |
613 | Enable this if you want sa-learn to rebuild the database automatically. Doing | |
614 | this will slightly increase the running time of the spam registration process. | |
615 | If you choose not to do this, you will have to run \"sa-learn --rebuild\" in | |
616 | order for SpamAssassin to recognize the new registered spam." | |
617 | :type 'boolean | |
618 | :group 'spam-spamassassin) | |
619 | ||
620 | (defcustom spam-sa-learn-spam-switch "--spam" | |
3042deef | 621 | "The switch that sa-learn uses to register spam messages." |
01c52d31 MB |
622 | :type 'string |
623 | :group 'spam-spamassassin) | |
624 | ||
625 | (defcustom spam-sa-learn-ham-switch "--ham" | |
3042deef | 626 | "The switch that sa-learn uses to register ham messages." |
01c52d31 MB |
627 | :type 'string |
628 | :group 'spam-spamassassin) | |
629 | ||
630 | (defcustom spam-sa-learn-unregister-switch "--forget" | |
3042deef | 631 | "The switch that sa-learn uses to unregister messages messages." |
01c52d31 MB |
632 | :type 'string |
633 | :group 'spam-spamassassin) | |
634 | ||
635 | (defgroup spam-crm114 nil | |
636 | "Spam CRM114 Mailfilter configuration." | |
637 | :group 'spam) | |
638 | ||
639 | (defcustom spam-crm114-program (executable-find "mailfilter.crm") | |
640 | "File path of the CRM114 Mailfilter executable program." | |
641 | :type '(choice (file :tag "Location of CRM114 Mailfilter") | |
e7b07d2f | 642 | (const :tag "CRM114 Mailfilter is not installed")) |
01c52d31 MB |
643 | :group 'spam-crm114) |
644 | ||
645 | (defcustom spam-crm114-header "X-CRM114-Status" | |
646 | "The header that CRM114 Mailfilter inserts in messages." | |
647 | :type 'string | |
648 | :group 'spam-crm114) | |
649 | ||
650 | (defcustom spam-crm114-spam-switch "--learnspam" | |
651 | "The switch that CRM114 Mailfilter uses to register spam messages." | |
652 | :type 'string | |
653 | :group 'spam-crm114) | |
654 | ||
655 | (defcustom spam-crm114-ham-switch "--learnnonspam" | |
656 | "The switch that CRM114 Mailfilter uses to register ham messages." | |
657 | :type 'string | |
658 | :group 'spam-crm114) | |
659 | ||
54c72c31 | 660 | (defcustom spam-crm114-spam-strong-switch "--unlearn" |
01c52d31 MB |
661 | "The switch that CRM114 Mailfilter uses to unregister ham messages." |
662 | :type 'string | |
663 | :group 'spam-crm114) | |
664 | ||
54c72c31 | 665 | (defcustom spam-crm114-ham-strong-switch "--unlearn" |
01c52d31 MB |
666 | "The switch that CRM114 Mailfilter uses to unregister spam messages." |
667 | :type 'string | |
668 | :group 'spam-crm114) | |
669 | ||
670 | (defcustom spam-crm114-positive-spam-header "^SPAM" | |
671 | "The regex on `spam-crm114-header' for positive spam identification." | |
672 | :type 'regexp | |
673 | :group 'spam-crm114) | |
674 | ||
675 | (defcustom spam-crm114-database-directory nil | |
676 | "Directory path of the CRM114 Mailfilter databases." | |
677 | :type '(choice (directory | |
e7b07d2f TZ |
678 | :tag "Location of the CRM114 Mailfilter database directory") |
679 | (const :tag "Use the default")) | |
01c52d31 MB |
680 | :group 'spam-crm114) |
681 | ||
23f87bed MB |
682 | ;;; Key bindings for spam control. |
683 | ||
684 | (gnus-define-keys gnus-summary-mode-map | |
01c52d31 | 685 | "St" spam-generic-score |
23f87bed | 686 | "Sx" gnus-summary-mark-as-spam |
01c52d31 | 687 | "Mst" spam-generic-score |
23f87bed | 688 | "Msx" gnus-summary-mark-as-spam |
f7aa248a G |
689 | "\M-d" gnus-summary-mark-as-spam |
690 | "$" gnus-summary-mark-as-spam) | |
23f87bed | 691 | |
01c52d31 MB |
692 | (defvar spam-cache-lookups t |
693 | "Whether spam.el will try to cache lookups using `spam-caches'.") | |
23f87bed | 694 | |
01c52d31 | 695 | (defvar spam-caches (make-hash-table |
e7b07d2f TZ |
696 | :size 10 |
697 | :test 'equal) | |
01c52d31 MB |
698 | "Cache of spam detection entries.") |
699 | ||
700 | (defvar spam-old-articles nil | |
701 | "List of old ham and spam articles, generated when a group is entered.") | |
23f87bed MB |
702 | |
703 | (defvar spam-split-disabled nil | |
704 | "If non-nil, `spam-split' is disabled, and always returns nil.") | |
705 | ||
706 | (defvar spam-split-last-successful-check nil | |
01c52d31 MB |
707 | "Internal variable. |
708 | `spam-split' will set this to nil or a spam-use-XYZ check if it | |
709 | finds ham or spam.") | |
710 | ||
711 | ;; internal variables for backends | |
712 | ;; TODO: find a way to create these on the fly in spam-install-backend-super | |
713 | (defvar spam-use-copy nil) | |
714 | (defvar spam-use-move nil) | |
715 | (defvar spam-use-gmane nil) | |
716 | (defvar spam-use-resend nil) | |
717 | ||
718 | ;;}}} | |
719 | ||
720 | ;;{{{ convenience functions | |
721 | ||
722 | (defun spam-clear-cache (symbol) | |
3042deef | 723 | "Clear the `spam-caches' entry for a check." |
01c52d31 | 724 | (remhash symbol spam-caches)) |
23f87bed | 725 | |
23f87bed | 726 | (defun spam-xor (a b) |
01c52d31 | 727 | "Logical A xor B." |
23f87bed MB |
728 | (and (or a b) (not (and a b)))) |
729 | ||
01c52d31 | 730 | (defun spam-set-difference (list1 list2) |
3042deef | 731 | "Return a set difference of LIST1 and LIST2. |
01c52d31 MB |
732 | When either list is nil, the other is returned." |
733 | (if (and list1 list2) | |
734 | ;; we have two non-nil lists | |
735 | (progn | |
e7b07d2f TZ |
736 | (dolist (item (append list1 list2)) |
737 | (when (and (memq item list1) (memq item list2)) | |
738 | (setq list1 (delq item list1)) | |
739 | (setq list2 (delq item list2)))) | |
740 | (append list1 list2)) | |
01c52d31 MB |
741 | ;; if either of the lists was nil, return the other one |
742 | (if list1 list1 list2))) | |
743 | ||
30c7240d | 744 | (defun spam-group-ham-mark-p (group mark &optional spam) |
01c52d31 | 745 | "Checks if MARK is considered a ham mark in GROUP." |
30c7240d RS |
746 | (when (stringp group) |
747 | (let* ((marks (spam-group-ham-marks group spam)) | |
e7b07d2f TZ |
748 | (marks (if (symbolp mark) |
749 | marks | |
750 | (mapcar 'symbol-value marks)))) | |
30c7240d RS |
751 | (memq mark marks)))) |
752 | ||
753 | (defun spam-group-spam-mark-p (group mark) | |
01c52d31 | 754 | "Checks if MARK is considered a spam mark in GROUP." |
30c7240d RS |
755 | (spam-group-ham-mark-p group mark t)) |
756 | ||
23f87bed | 757 | (defun spam-group-ham-marks (group &optional spam) |
01c52d31 | 758 | "In GROUP, get all the ham marks." |
23f87bed | 759 | (when (stringp group) |
30c7240d | 760 | (let* ((marks (if spam |
e7b07d2f TZ |
761 | (gnus-parameter-spam-marks group) |
762 | (gnus-parameter-ham-marks group))) | |
763 | (marks (car marks)) | |
764 | (marks (if (listp (car marks)) (car marks) marks))) | |
30c7240d RS |
765 | marks))) |
766 | ||
767 | (defun spam-group-spam-marks (group) | |
01c52d31 | 768 | "In GROUP, get all the spam marks." |
30c7240d | 769 | (spam-group-ham-marks group t)) |
23f87bed MB |
770 | |
771 | (defun spam-group-spam-contents-p (group) | |
01c52d31 MB |
772 | "Is GROUP a spam group?" |
773 | (if (and (stringp group) (< 0 (length group))) | |
23f87bed | 774 | (or (member group spam-junk-mailgroups) |
e7b07d2f TZ |
775 | (memq 'gnus-group-spam-classification-spam |
776 | (gnus-parameter-spam-contents group))) | |
23f87bed MB |
777 | nil)) |
778 | ||
779 | (defun spam-group-ham-contents-p (group) | |
01c52d31 | 780 | "Is GROUP a ham group?" |
23f87bed MB |
781 | (if (stringp group) |
782 | (memq 'gnus-group-spam-classification-ham | |
e7b07d2f | 783 | (gnus-parameter-spam-contents group)) |
23f87bed MB |
784 | nil)) |
785 | ||
01c52d31 MB |
786 | (defun spam-classifications () |
787 | "Return list of valid classifications" | |
788 | '(spam ham)) | |
789 | ||
790 | (defun spam-classification-valid-p (classification) | |
791 | "Is CLASSIFICATION a valid spam/ham classification?" | |
792 | (memq classification (spam-classifications))) | |
793 | ||
794 | (defun spam-backend-properties () | |
795 | "Return list of valid classifications." | |
796 | '(statistical mover check hrf srf huf suf)) | |
797 | ||
798 | (defun spam-backend-property-valid-p (property) | |
799 | "Is PROPERTY a valid backend property?" | |
800 | (memq property (spam-backend-properties))) | |
801 | ||
802 | (defun spam-backend-function-type-valid-p (type) | |
803 | (or (eq type 'registration) | |
804 | (eq type 'unregistration))) | |
805 | ||
806 | (defun spam-process-type-valid-p (process-type) | |
807 | (or (eq process-type 'incoming) | |
808 | (eq process-type 'process))) | |
809 | ||
810 | (defun spam-list-articles (articles classification) | |
811 | (let ((mark-check (if (eq classification 'spam) | |
e7b07d2f TZ |
812 | 'spam-group-spam-mark-p |
813 | 'spam-group-ham-mark-p)) | |
814 | alist mark-cache-yes mark-cache-no) | |
01c52d31 MB |
815 | (dolist (article articles) |
816 | (let ((mark (gnus-summary-article-mark article))) | |
e7b07d2f TZ |
817 | (unless (or (memq mark mark-cache-yes) |
818 | (memq mark mark-cache-no)) | |
819 | (if (funcall mark-check | |
820 | gnus-newsgroup-name | |
821 | mark) | |
822 | (push mark mark-cache-yes) | |
823 | (push mark mark-cache-no))) | |
824 | (when (memq mark mark-cache-yes) | |
825 | (push article alist)))) | |
01c52d31 MB |
826 | alist)) |
827 | ||
828 | ;;}}} | |
829 | ||
830 | ;;{{{ backend installation functions and procedures | |
831 | ||
832 | (defun spam-install-backend-super (backend &rest properties) | |
833 | "Install BACKEND for spam.el. | |
834 | Accepts incoming CHECK, ham registration function HRF, spam | |
835 | registration function SRF, ham unregistration function HUF, spam | |
836 | unregistration function SUF, and an indication whether the | |
837 | backend is STATISTICAL." | |
01c52d31 MB |
838 | (setq spam-backends (add-to-list 'spam-backends backend)) |
839 | (while properties | |
840 | (let ((property (pop properties)) | |
e7b07d2f | 841 | (value (pop properties))) |
01c52d31 | 842 | (if (spam-backend-property-valid-p property) |
e7b07d2f TZ |
843 | (put backend property value) |
844 | (gnus-error | |
845 | 5 | |
846 | "spam-install-backend-super got an invalid property %s" | |
847 | property))))) | |
01c52d31 MB |
848 | |
849 | (defun spam-backend-list (&optional type) | |
850 | "Return a list of all the backend symbols, constrained by TYPE. | |
851 | When TYPE is 'non-mover, only non-mover backends are returned. | |
852 | When TYPE is 'mover, only mover backends are returned." | |
853 | (let (list) | |
854 | (dolist (backend spam-backends) | |
855 | (when (or | |
e7b07d2f TZ |
856 | (null type) ;either no type was requested |
857 | ;; or the type is 'mover and the backend is a mover | |
858 | (and | |
859 | (eq type 'mover) | |
860 | (spam-backend-mover-p backend)) | |
861 | ;; or the type is 'non-mover and the backend is not a mover | |
862 | (and | |
863 | (eq type 'non-mover) | |
864 | (not (spam-backend-mover-p backend)))) | |
865 | (push backend list))) | |
01c52d31 MB |
866 | list)) |
867 | ||
868 | (defun spam-backend-check (backend) | |
869 | "Get the check function for BACKEND. | |
870 | Each individual check may return nil, t, or a mailgroup name. | |
871 | The value nil means that the check does not yield a decision, and | |
872 | so, that further checks are needed. The value t means that the | |
873 | message is definitely not spam, and that further spam checks | |
874 | should be inhibited. Otherwise, a mailgroup name or the symbol | |
3042deef | 875 | 'spam (depending on `spam-split-symbolic-return') is returned where |
01c52d31 MB |
876 | the mail should go, and further checks are also inhibited. The |
877 | usual mailgroup name is the value of `spam-split-group', meaning | |
878 | that the message is definitely a spam." | |
879 | (get backend 'check)) | |
880 | ||
881 | (defun spam-backend-valid-p (backend) | |
882 | "Is BACKEND valid?" | |
883 | (member backend (spam-backend-list))) | |
884 | ||
885 | (defun spam-backend-info (backend) | |
886 | "Return information about BACKEND." | |
887 | (if (spam-backend-valid-p backend) | |
888 | (let (info) | |
e7b07d2f TZ |
889 | (setq info (format "Backend %s has the following properties:\n" |
890 | backend)) | |
891 | (dolist (property (spam-backend-properties)) | |
892 | (setq info (format "%s%s=%s\n" | |
893 | info | |
894 | property | |
895 | (get backend property)))) | |
896 | info) | |
01c52d31 | 897 | (gnus-error 5 "spam-backend-info was asked about an invalid backend %s" |
e7b07d2f | 898 | backend))) |
01c52d31 MB |
899 | |
900 | (defun spam-backend-function (backend classification type) | |
901 | "Get the BACKEND function for CLASSIFICATION and TYPE. | |
902 | TYPE is 'registration or 'unregistration. | |
903 | CLASSIFICATION is 'ham or 'spam." | |
904 | (if (and | |
905 | (spam-classification-valid-p classification) | |
906 | (spam-backend-function-type-valid-p type)) | |
3042deef | 907 | (let ((retrieval |
e7b07d2f TZ |
908 | (intern |
909 | (format "spam-backend-%s-%s-function" | |
910 | classification | |
911 | type)))) | |
912 | (funcall retrieval backend)) | |
3042deef | 913 | (gnus-error |
01c52d31 MB |
914 | 5 |
915 | "%s was passed invalid backend %s, classification %s, or type %s" | |
916 | "spam-backend-function" | |
917 | backend | |
918 | classification | |
919 | type))) | |
920 | ||
3042deef | 921 | (defun spam-backend-article-list-property (classification |
e7b07d2f | 922 | &optional unregister) |
01c52d31 MB |
923 | "Property name of article list with CLASSIFICATION and UNREGISTER." |
924 | (let* ((r (if unregister "unregister" "register")) | |
e7b07d2f | 925 | (prop (format "%s-%s" classification r))) |
01c52d31 MB |
926 | prop)) |
927 | ||
3042deef | 928 | (defun spam-backend-get-article-todo-list (backend |
e7b07d2f TZ |
929 | classification |
930 | &optional unregister) | |
3042deef | 931 | "Get the articles to be processed for BACKEND and CLASSIFICATION. |
01c52d31 MB |
932 | With UNREGISTER, get articles to be unregistered. |
933 | This is a temporary storage function - nothing here persists." | |
934 | (get | |
3042deef | 935 | backend |
01c52d31 MB |
936 | (intern (spam-backend-article-list-property classification unregister)))) |
937 | ||
e7b07d2f TZ |
938 | (defun spam-backend-put-article-todo-list (backend classification list |
939 | &optional unregister) | |
01c52d31 MB |
940 | "Set the LIST of articles to be processed for BACKEND and CLASSIFICATION. |
941 | With UNREGISTER, set articles to be unregistered. | |
942 | This is a temporary storage function - nothing here persists." | |
943 | (put | |
944 | backend | |
945 | (intern (spam-backend-article-list-property classification unregister)) | |
946 | list)) | |
947 | ||
948 | (defun spam-backend-ham-registration-function (backend) | |
949 | "Get the ham registration function for BACKEND." | |
950 | (get backend 'hrf)) | |
951 | ||
952 | (defun spam-backend-spam-registration-function (backend) | |
953 | "Get the spam registration function for BACKEND." | |
954 | (get backend 'srf)) | |
955 | ||
956 | (defun spam-backend-ham-unregistration-function (backend) | |
957 | "Get the ham unregistration function for BACKEND." | |
958 | (get backend 'huf)) | |
959 | ||
960 | (defun spam-backend-spam-unregistration-function (backend) | |
961 | "Get the spam unregistration function for BACKEND." | |
962 | (get backend 'suf)) | |
963 | ||
964 | (defun spam-backend-statistical-p (backend) | |
965 | "Is BACKEND statistical?" | |
966 | (get backend 'statistical)) | |
967 | ||
968 | (defun spam-backend-mover-p (backend) | |
969 | "Is BACKEND a mover?" | |
970 | (get backend 'mover)) | |
971 | ||
972 | (defun spam-install-backend-alias (backend alias) | |
973 | "Add ALIAS to an existing BACKEND. | |
974 | The previous backend settings for ALIAS are erased." | |
975 | ||
976 | ;; install alias with no properties at first | |
977 | (spam-install-backend-super alias) | |
3042deef | 978 | |
01c52d31 MB |
979 | (dolist (property (spam-backend-properties)) |
980 | (put alias property (get backend property)))) | |
981 | ||
982 | (defun spam-install-checkonly-backend (backend check) | |
983 | "Install a BACKEND than can only CHECK for spam." | |
984 | (spam-install-backend-super backend 'check check)) | |
985 | ||
986 | (defun spam-install-mover-backend (backend hrf srf huf suf) | |
987 | "Install a BACKEND than can move articles at summary exit. | |
988 | Accepts ham registration function HRF, spam registration function | |
989 | SRF, ham unregistration function HUF, spam unregistration | |
990 | function SUF. The backend has no incoming check and can't be | |
991 | statistical." | |
3042deef JB |
992 | (spam-install-backend-super |
993 | backend | |
01c52d31 MB |
994 | 'hrf hrf 'srf srf 'huf huf 'suf suf 'mover t)) |
995 | ||
996 | (defun spam-install-nocheck-backend (backend hrf srf huf suf) | |
997 | "Install a BACKEND than has no check. | |
998 | Accepts ham registration function HRF, spam registration function | |
999 | SRF, ham unregistration function HUF, spam unregistration | |
1000 | function SUF. The backend has no incoming check and can't be | |
1001 | statistical (it could be, but in practice that doesn't happen)." | |
3042deef | 1002 | (spam-install-backend-super |
01c52d31 MB |
1003 | backend |
1004 | 'hrf hrf 'srf srf 'huf huf 'suf suf)) | |
1005 | ||
1006 | (defun spam-install-backend (backend check hrf srf huf suf) | |
1007 | "Install a BACKEND. | |
1008 | Accepts incoming CHECK, ham registration function HRF, spam | |
1009 | registration function SRF, ham unregistration function HUF, spam | |
1010 | unregistration function SUF. The backend won't be | |
3042deef JB |
1011 | statistical (use `spam-install-statistical-backend' for that)." |
1012 | (spam-install-backend-super | |
01c52d31 MB |
1013 | backend |
1014 | 'check check 'hrf hrf 'srf srf 'huf huf 'suf suf)) | |
1015 | ||
1016 | (defun spam-install-statistical-backend (backend check hrf srf huf suf) | |
1017 | "Install a BACKEND. | |
1018 | Accepts incoming CHECK, ham registration function HRF, spam | |
1019 | registration function SRF, ham unregistration function HUF, spam | |
1020 | unregistration function SUF. The backend will be | |
3042deef | 1021 | statistical (use `spam-install-backend' for non-statistical |
01c52d31 | 1022 | backends)." |
3042deef | 1023 | (spam-install-backend-super |
01c52d31 MB |
1024 | backend |
1025 | 'check check 'statistical t 'hrf hrf 'srf srf 'huf huf 'suf suf)) | |
1026 | ||
1027 | (defun spam-install-statistical-checkonly-backend (backend check) | |
1028 | "Install a statistical BACKEND than can only CHECK for spam." | |
3042deef | 1029 | (spam-install-backend-super |
01c52d31 MB |
1030 | backend |
1031 | 'check check 'statistical t)) | |
1032 | ||
1033 | ;;}}} | |
1034 | ||
1035 | ;;{{{ backend installations | |
1036 | (spam-install-checkonly-backend 'spam-use-blackholes | |
e7b07d2f | 1037 | 'spam-check-blackholes) |
01c52d31 MB |
1038 | |
1039 | (spam-install-checkonly-backend 'spam-use-hashcash | |
e7b07d2f | 1040 | 'spam-check-hashcash) |
01c52d31 MB |
1041 | |
1042 | (spam-install-checkonly-backend 'spam-use-spamassassin-headers | |
e7b07d2f | 1043 | 'spam-check-spamassassin-headers) |
01c52d31 MB |
1044 | |
1045 | (spam-install-checkonly-backend 'spam-use-bogofilter-headers | |
e7b07d2f | 1046 | 'spam-check-bogofilter-headers) |
01c52d31 MB |
1047 | |
1048 | (spam-install-checkonly-backend 'spam-use-bsfilter-headers | |
e7b07d2f | 1049 | 'spam-check-bsfilter-headers) |
01c52d31 MB |
1050 | |
1051 | (spam-install-checkonly-backend 'spam-use-gmane-xref | |
e7b07d2f | 1052 | 'spam-check-gmane-xref) |
01c52d31 MB |
1053 | |
1054 | (spam-install-checkonly-backend 'spam-use-regex-headers | |
e7b07d2f | 1055 | 'spam-check-regex-headers) |
01c52d31 MB |
1056 | |
1057 | (spam-install-statistical-checkonly-backend 'spam-use-regex-body | |
e7b07d2f | 1058 | 'spam-check-regex-body) |
01c52d31 | 1059 | |
e7b07d2f | 1060 | ;; TODO: NOTE: spam-use-ham-copy is now obsolete, use (ham spam-use-copy) |
01c52d31 | 1061 | (spam-install-mover-backend 'spam-use-move |
e7b07d2f TZ |
1062 | 'spam-move-ham-routine |
1063 | 'spam-move-spam-routine | |
1064 | nil | |
1065 | nil) | |
01c52d31 MB |
1066 | |
1067 | (spam-install-nocheck-backend 'spam-use-copy | |
e7b07d2f TZ |
1068 | 'spam-copy-ham-routine |
1069 | 'spam-copy-spam-routine | |
1070 | nil | |
1071 | nil) | |
01c52d31 MB |
1072 | |
1073 | (spam-install-nocheck-backend 'spam-use-gmane | |
e7b07d2f TZ |
1074 | 'spam-report-gmane-unregister-routine |
1075 | 'spam-report-gmane-register-routine | |
1076 | 'spam-report-gmane-register-routine | |
1077 | 'spam-report-gmane-unregister-routine) | |
01c52d31 MB |
1078 | |
1079 | (spam-install-nocheck-backend 'spam-use-resend | |
e7b07d2f TZ |
1080 | 'spam-report-resend-register-ham-routine |
1081 | 'spam-report-resend-register-routine | |
1082 | nil | |
1083 | nil) | |
01c52d31 | 1084 | |
3042deef | 1085 | (spam-install-backend 'spam-use-BBDB |
e7b07d2f TZ |
1086 | 'spam-check-BBDB |
1087 | 'spam-BBDB-register-routine | |
1088 | nil | |
1089 | 'spam-BBDB-unregister-routine | |
1090 | nil) | |
01c52d31 MB |
1091 | |
1092 | (spam-install-backend-alias 'spam-use-BBDB 'spam-use-BBDB-exclusive) | |
1093 | ||
1094 | (spam-install-backend 'spam-use-blacklist | |
e7b07d2f TZ |
1095 | 'spam-check-blacklist |
1096 | nil | |
1097 | 'spam-blacklist-register-routine | |
1098 | nil | |
1099 | 'spam-blacklist-unregister-routine) | |
01c52d31 MB |
1100 | |
1101 | (spam-install-backend 'spam-use-whitelist | |
e7b07d2f TZ |
1102 | 'spam-check-whitelist |
1103 | 'spam-whitelist-register-routine | |
1104 | nil | |
1105 | 'spam-whitelist-unregister-routine | |
1106 | nil) | |
01c52d31 MB |
1107 | |
1108 | (spam-install-statistical-backend 'spam-use-ifile | |
e7b07d2f TZ |
1109 | 'spam-check-ifile |
1110 | 'spam-ifile-register-ham-routine | |
1111 | 'spam-ifile-register-spam-routine | |
1112 | 'spam-ifile-unregister-ham-routine | |
1113 | 'spam-ifile-unregister-spam-routine) | |
01c52d31 MB |
1114 | |
1115 | (spam-install-statistical-backend 'spam-use-spamoracle | |
e7b07d2f TZ |
1116 | 'spam-check-spamoracle |
1117 | 'spam-spamoracle-learn-ham | |
1118 | 'spam-spamoracle-learn-spam | |
1119 | 'spam-spamoracle-unlearn-ham | |
1120 | 'spam-spamoracle-unlearn-spam) | |
01c52d31 MB |
1121 | |
1122 | (spam-install-statistical-backend 'spam-use-stat | |
e7b07d2f TZ |
1123 | 'spam-check-stat |
1124 | 'spam-stat-register-ham-routine | |
1125 | 'spam-stat-register-spam-routine | |
1126 | 'spam-stat-unregister-ham-routine | |
1127 | 'spam-stat-unregister-spam-routine) | |
01c52d31 | 1128 | |
3042deef | 1129 | (spam-install-statistical-backend 'spam-use-spamassassin |
e7b07d2f TZ |
1130 | 'spam-check-spamassassin |
1131 | 'spam-spamassassin-register-ham-routine | |
1132 | 'spam-spamassassin-register-spam-routine | |
1133 | 'spam-spamassassin-unregister-ham-routine | |
1134 | 'spam-spamassassin-unregister-spam-routine) | |
01c52d31 MB |
1135 | |
1136 | (spam-install-statistical-backend 'spam-use-bogofilter | |
e7b07d2f TZ |
1137 | 'spam-check-bogofilter |
1138 | 'spam-bogofilter-register-ham-routine | |
1139 | 'spam-bogofilter-register-spam-routine | |
1140 | 'spam-bogofilter-unregister-ham-routine | |
1141 | 'spam-bogofilter-unregister-spam-routine) | |
01c52d31 MB |
1142 | |
1143 | (spam-install-statistical-backend 'spam-use-bsfilter | |
e7b07d2f TZ |
1144 | 'spam-check-bsfilter |
1145 | 'spam-bsfilter-register-ham-routine | |
1146 | 'spam-bsfilter-register-spam-routine | |
1147 | 'spam-bsfilter-unregister-ham-routine | |
1148 | 'spam-bsfilter-unregister-spam-routine) | |
01c52d31 MB |
1149 | |
1150 | (spam-install-statistical-backend 'spam-use-crm114 | |
e7b07d2f TZ |
1151 | 'spam-check-crm114 |
1152 | 'spam-crm114-register-ham-routine | |
1153 | 'spam-crm114-register-spam-routine | |
1154 | 'spam-crm114-unregister-ham-routine | |
1155 | 'spam-crm114-unregister-spam-routine) | |
01c52d31 MB |
1156 | ;;}}} |
1157 | ||
1158 | ;;{{{ scoring and summary formatting | |
1159 | (defun spam-necessary-extra-headers () | |
1160 | "Return the extra headers spam.el thinks are necessary." | |
1161 | (let (list) | |
1162 | (when (or spam-use-spamassassin | |
e7b07d2f TZ |
1163 | spam-use-spamassassin-headers |
1164 | spam-use-regex-headers) | |
01c52d31 MB |
1165 | (push 'X-Spam-Status list)) |
1166 | (when (or spam-use-bogofilter | |
e7b07d2f | 1167 | spam-use-regex-headers) |
01c52d31 MB |
1168 | (push 'X-Bogosity list)) |
1169 | (when (or spam-use-crm114 | |
e7b07d2f | 1170 | spam-use-regex-headers) |
01c52d31 MB |
1171 | (push 'X-CRM114-Status list)) |
1172 | list)) | |
1173 | ||
1174 | (defun spam-user-format-function-S (headers) | |
1175 | (when headers | |
1176 | (format "%3.2f" | |
e7b07d2f | 1177 | (spam-summary-score headers spam-summary-score-preferred-header)))) |
01c52d31 MB |
1178 | |
1179 | (defun spam-article-sort-by-spam-status (h1 h2) | |
1180 | "Sort articles by score." | |
1181 | (let (result) | |
1182 | (dolist (header (spam-necessary-extra-headers)) | |
1183 | (let ((s1 (spam-summary-score h1 header)) | |
e7b07d2f | 1184 | (s2 (spam-summary-score h2 header))) |
01c52d31 | 1185 | (unless (= s1 s2) |
e7b07d2f TZ |
1186 | (setq result (< s1 s2)) |
1187 | (return)))) | |
01c52d31 MB |
1188 | result)) |
1189 | ||
1190 | (defvar spam-spamassassin-score-regexp | |
1191 | ".*\\b\\(?:score\\|hits\\)=\\(-?[0-9.]+\\)" | |
1192 | "Regexp matching SpamAssassin score header. | |
1193 | The first group must match the number.") | |
1194 | ||
1195 | (defun spam-extra-header-to-number (header headers) | |
1196 | "Transform an extra HEADER to a number, using list of HEADERS. | |
1197 | Note this has to be fast." | |
1198 | (let ((header-content (gnus-extra-header header headers))) | |
1199 | (if header-content | |
1200 | (cond | |
1201 | ((eq header 'X-Spam-Status) | |
1202 | (string-to-number (gnus-replace-in-string | |
1203 | header-content | |
1204 | spam-spamassassin-score-regexp | |
1205 | "\\1"))) | |
1206 | ;; for CRM checking, it's probably faster to just do the string match | |
1207 | ((string-match "( pR: \\([0-9.-]+\\)" header-content) | |
1208 | (- (string-to-number (match-string 1 header-content)))) | |
1209 | ((eq header 'X-Bogosity) | |
1210 | (string-to-number (gnus-replace-in-string | |
1211 | (gnus-replace-in-string | |
1212 | header-content | |
1213 | ".*spamicity=" "") | |
1214 | ",.*" ""))) | |
1215 | (t nil)) | |
1216 | nil))) | |
1217 | ||
1218 | (defun spam-summary-score (headers &optional specific-header) | |
1219 | "Score an article for the summary buffer, as fast as possible. | |
1220 | With SPECIFIC-HEADER, returns only that header's score. | |
1221 | Will not return a nil score." | |
1222 | (let (score) | |
3042deef | 1223 | (dolist (header |
e7b07d2f TZ |
1224 | (if specific-header |
1225 | (list specific-header) | |
1226 | (spam-necessary-extra-headers))) | |
3042deef | 1227 | (setq score |
e7b07d2f | 1228 | (spam-extra-header-to-number header headers)) |
3042deef | 1229 | (when score |
e7b07d2f | 1230 | (return))) |
01c52d31 MB |
1231 | (or score 0))) |
1232 | ||
1233 | (defun spam-generic-score (&optional recheck) | |
1234 | "Invoke whatever scoring method we can." | |
1235 | (interactive "P") | |
1236 | (cond | |
1237 | ((or spam-use-spamassassin spam-use-spamassassin-headers) | |
1238 | (spam-spamassassin-score recheck)) | |
1239 | ((or spam-use-bsfilter spam-use-bsfilter-headers) | |
1240 | (spam-bsfilter-score recheck)) | |
1241 | (spam-use-crm114 | |
1242 | (spam-crm114-score)) | |
1243 | (t (spam-bogofilter-score recheck)))) | |
1244 | ;;}}} | |
1245 | ||
1246 | ;;{{{ set up widening, processor checks | |
1247 | ||
1248 | ;;; set up IMAP widening if it's necessary | |
1249 | (defun spam-setup-widening () | |
1250 | (when (spam-widening-needed-p) | |
1251 | (setq nnimap-split-download-body-default t))) | |
1252 | ||
1253 | (defun spam-widening-needed-p (&optional force-symbols) | |
1254 | (let (found) | |
1255 | (dolist (backend (spam-backend-list)) | |
1256 | (when (and (spam-backend-statistical-p backend) | |
e7b07d2f TZ |
1257 | (or (symbol-value backend) |
1258 | (memq backend force-symbols))) | |
1259 | (setq found backend))) | |
01c52d31 MB |
1260 | found)) |
1261 | ||
23f87bed | 1262 | (defvar spam-list-of-processors |
01c52d31 MB |
1263 | ;; note the nil processors are not defined in gnus.el |
1264 | '((gnus-group-spam-exit-processor-bogofilter spam spam-use-bogofilter) | |
e7b07d2f | 1265 | (gnus-group-spam-exit-processor-bsfilter spam spam-use-bsfilter) |
23f87bed MB |
1266 | (gnus-group-spam-exit-processor-blacklist spam spam-use-blacklist) |
1267 | (gnus-group-spam-exit-processor-ifile spam spam-use-ifile) | |
1268 | (gnus-group-spam-exit-processor-stat spam spam-use-stat) | |
1269 | (gnus-group-spam-exit-processor-spamoracle spam spam-use-spamoracle) | |
01c52d31 MB |
1270 | (gnus-group-spam-exit-processor-spamassassin spam spam-use-spamassassin) |
1271 | (gnus-group-spam-exit-processor-report-gmane spam spam-use-gmane) ;; Buggy? | |
23f87bed MB |
1272 | (gnus-group-ham-exit-processor-ifile ham spam-use-ifile) |
1273 | (gnus-group-ham-exit-processor-bogofilter ham spam-use-bogofilter) | |
01c52d31 | 1274 | (gnus-group-ham-exit-processor-bsfilter ham spam-use-bsfilter) |
23f87bed MB |
1275 | (gnus-group-ham-exit-processor-stat ham spam-use-stat) |
1276 | (gnus-group-ham-exit-processor-whitelist ham spam-use-whitelist) | |
1277 | (gnus-group-ham-exit-processor-BBDB ham spam-use-BBDB) | |
1278 | (gnus-group-ham-exit-processor-copy ham spam-use-ham-copy) | |
01c52d31 | 1279 | (gnus-group-ham-exit-processor-spamassassin ham spam-use-spamassassin) |
23f87bed | 1280 | (gnus-group-ham-exit-processor-spamoracle ham spam-use-spamoracle)) |
01c52d31 MB |
1281 | "The OBSOLETE `spam-list-of-processors' list. |
1282 | This list contains pairs associating the obsolete ham/spam exit | |
1283 | processor variables with a classification and a spam-use-* | |
1284 | variable. When the processor variable is nil, just the | |
1285 | classification and spam-use-* check variable are used. This is | |
3042deef | 1286 | superseded by the new spam backend code, so it's only consulted |
01c52d31 | 1287 | for backwards compatibility.") |
2526f423 | 1288 | (make-obsolete-variable 'spam-list-of-processors nil "22.1") |
01c52d31 MB |
1289 | |
1290 | (defun spam-group-processor-p (group backend &optional classification) | |
1291 | "Checks if GROUP has a BACKEND with CLASSIFICATION registered. | |
1292 | Also accepts the obsolete processors, which can be found in | |
1293 | gnus.el and in spam-list-of-processors. In the case of mover | |
3042deef | 1294 | backends, checks the setting of `spam-summary-exit-behavior' in |
01c52d31 | 1295 | addition to the set values for the group." |
23f87bed | 1296 | (if (and (stringp group) |
e7b07d2f | 1297 | (symbolp backend)) |
01c52d31 | 1298 | (let ((old-style (assq backend spam-list-of-processors)) |
e7b07d2f TZ |
1299 | (parameters (nth 0 (gnus-parameter-spam-process group))) |
1300 | found) | |
1301 | (if old-style ; old-style processor | |
1302 | (spam-group-processor-p group (nth 2 old-style) (nth 1 old-style)) | |
1303 | ;; now search for the parameter | |
1304 | (dolist (parameter parameters) | |
1305 | (when (and (null found) | |
1306 | (listp parameter) | |
1307 | (eq classification (nth 0 parameter)) | |
1308 | (eq backend (nth 1 parameter))) | |
1309 | (setq found t))) | |
1310 | ||
1311 | ;; now, if the parameter was not found, do the | |
1312 | ;; spam-summary-exit-behavior-logic for mover backends | |
1313 | (unless found | |
1314 | (when (spam-backend-mover-p backend) | |
1315 | (setq | |
1316 | found | |
1317 | (cond | |
1318 | ((eq spam-summary-exit-behavior 'move-all) t) | |
1319 | ((eq spam-summary-exit-behavior 'move-none) nil) | |
1320 | ((eq spam-summary-exit-behavior 'default) | |
1321 | (or (eq classification 'spam) ;move spam out of all groups | |
1322 | ;; move ham out of spam groups | |
1323 | (and (eq classification 'ham) | |
1324 | (spam-group-spam-contents-p group)))) | |
1325 | (t (gnus-error 5 "Unknown spam-summary-exit-behavior: %s" | |
1326 | spam-summary-exit-behavior)))))) | |
1327 | ||
1328 | found)) | |
23f87bed MB |
1329 | nil)) |
1330 | ||
01c52d31 | 1331 | ;;}}} |
23f87bed | 1332 | |
01c52d31 | 1333 | ;;{{{ Summary entry and exit processing. |
23f87bed | 1334 | |
01c52d31 MB |
1335 | (defun spam-mark-junk-as-spam-routine () |
1336 | ;; check the global list of group names spam-junk-mailgroups and the | |
1337 | ;; group parameters | |
1338 | (when (spam-group-spam-contents-p gnus-newsgroup-name) | |
1339 | (gnus-message 6 "Marking %s articles as spam" | |
e7b07d2f TZ |
1340 | (if spam-mark-only-unseen-as-spam |
1341 | "unseen" | |
1342 | "unread")) | |
01c52d31 | 1343 | (let ((articles (if spam-mark-only-unseen-as-spam |
e7b07d2f TZ |
1344 | gnus-newsgroup-unseen |
1345 | gnus-newsgroup-unreads))) | |
01c52d31 | 1346 | (if spam-mark-new-messages-in-spam-group-as-spam |
e7b07d2f TZ |
1347 | (dolist (article articles) |
1348 | (gnus-summary-mark-article article gnus-spam-mark)) | |
1349 | (gnus-message 9 "Did not mark new messages as spam."))))) | |
23f87bed MB |
1350 | |
1351 | (defun spam-summary-prepare () | |
01c52d31 | 1352 | (setq spam-old-articles |
e7b07d2f TZ |
1353 | (list (cons 'ham (spam-list-articles gnus-newsgroup-articles 'ham)) |
1354 | (cons 'spam (spam-list-articles gnus-newsgroup-articles 'spam)))) | |
23f87bed MB |
1355 | (spam-mark-junk-as-spam-routine)) |
1356 | ||
1357 | ;; The spam processors are invoked for any group, spam or ham or neither | |
1358 | (defun spam-summary-prepare-exit () | |
1359 | (unless gnus-group-is-exiting-without-update-p | |
1360 | (gnus-message 6 "Exiting summary buffer and applying spam rules") | |
1361 | ||
01c52d31 MB |
1362 | ;; before we begin, remove any article limits |
1363 | ; (ignore-errors | |
1364 | ; (gnus-summary-pop-limit t)) | |
1365 | ||
23f87bed MB |
1366 | ;; first of all, unregister any articles that are no longer ham or spam |
1367 | ;; we have to iterate over the processors, or else we'll be too slow | |
01c52d31 MB |
1368 | (dolist (classification (spam-classifications)) |
1369 | (let* ((old-articles (cdr-safe (assq classification spam-old-articles))) | |
e7b07d2f TZ |
1370 | (new-articles (spam-list-articles |
1371 | gnus-newsgroup-articles | |
1372 | classification)) | |
1373 | (changed-articles (spam-set-difference new-articles old-articles))) | |
1374 | ;; now that we have the changed articles, we go through the processors | |
1375 | (dolist (backend (spam-backend-list)) | |
1376 | (let (unregister-list) | |
1377 | (dolist (article changed-articles) | |
1378 | (let ((id (spam-fetch-field-message-id-fast article))) | |
1379 | (when (spam-log-unregistration-needed-p | |
1380 | id 'process classification backend) | |
1381 | (push article unregister-list)))) | |
1382 | ;; call spam-register-routine with specific articles to unregister, | |
1383 | ;; when there are articles to unregister and the check is enabled | |
1384 | (when (and unregister-list (symbol-value backend)) | |
1385 | (spam-backend-put-article-todo-list backend | |
1386 | classification | |
1387 | unregister-list | |
1388 | t)))))) | |
23f87bed | 1389 | |
01c52d31 MB |
1390 | ;; do the non-moving backends first, then the moving ones |
1391 | (dolist (backend-type '(non-mover mover)) | |
1392 | (dolist (classification (spam-classifications)) | |
e7b07d2f TZ |
1393 | (dolist (backend (spam-backend-list backend-type)) |
1394 | (when (spam-group-processor-p | |
1395 | gnus-newsgroup-name | |
1396 | backend | |
1397 | classification) | |
1398 | (spam-backend-put-article-todo-list backend | |
1399 | classification | |
1400 | (spam-list-articles | |
1401 | gnus-newsgroup-articles | |
1402 | classification)))))) | |
23f87bed | 1403 | |
01c52d31 MB |
1404 | (spam-resolve-registrations-routine) ; do the registrations now |
1405 | ||
1406 | ;; we mark all the leftover spam articles as expired at the end | |
1407 | (dolist (article (spam-list-articles | |
e7b07d2f TZ |
1408 | gnus-newsgroup-articles |
1409 | 'spam)) | |
01c52d31 MB |
1410 | (gnus-summary-mark-article article gnus-expirable-mark))) |
1411 | ||
1412 | (setq spam-old-articles nil)) | |
1413 | ||
1414 | ;;}}} | |
23f87bed | 1415 | |
01c52d31 | 1416 | ;;{{{ spam-use-move and spam-use-copy backend support functions |
23f87bed | 1417 | |
01c52d31 | 1418 | (defun spam-copy-or-move-routine (copy groups articles classification) |
23f87bed | 1419 | |
01c52d31 MB |
1420 | (when (and (car-safe groups) (listp (car-safe groups))) |
1421 | (setq groups (pop groups))) | |
1422 | ||
1423 | (unless (listp groups) | |
1424 | (setq groups (list groups))) | |
1425 | ||
1426 | ;; remove the current process mark | |
23f87bed | 1427 | (gnus-summary-kill-process-mark) |
01c52d31 MB |
1428 | |
1429 | (let ((backend-supports-deletions | |
e7b07d2f TZ |
1430 | (gnus-check-backend-function |
1431 | 'request-move-article gnus-newsgroup-name)) | |
1432 | (respool-method (gnus-find-method-for-group gnus-newsgroup-name)) | |
1433 | article mark deletep respool valid-move-destinations) | |
23f87bed MB |
1434 | |
1435 | (when (member 'respool groups) | |
e7b07d2f | 1436 | (setq respool t) ; boolean for later |
23f87bed MB |
1437 | (setq groups '("fake"))) ; when respooling, groups are dynamic so fake it |
1438 | ||
e7b07d2f TZ |
1439 | ;; exclude invalid move destinations |
1440 | (dolist (group groups) | |
1441 | (unless | |
1442 | (or | |
1443 | (and | |
1444 | (eq classification 'spam) | |
1445 | (spam-group-spam-contents-p gnus-newsgroup-name) | |
1446 | (spam-group-spam-contents-p group) | |
1447 | (gnus-message | |
1448 | 3 | |
1449 | "Sorry, can't move spam from spam group %s to spam group %s" | |
1450 | gnus-newsgroup-name | |
1451 | group)) | |
1452 | (and | |
1453 | (eq classification 'ham) | |
1454 | (spam-group-ham-contents-p gnus-newsgroup-name) | |
1455 | (spam-group-ham-contents-p group) | |
1456 | (gnus-message | |
1457 | 3 | |
1458 | "Sorry, can't move ham from ham group %s to ham group %s" | |
1459 | gnus-newsgroup-name | |
1460 | group))) | |
1461 | (push group valid-move-destinations))) | |
1462 | ||
1463 | (setq groups (nreverse valid-move-destinations)) | |
1464 | ||
23f87bed MB |
1465 | ;; now do the actual move |
1466 | (dolist (group groups) | |
e7b07d2f | 1467 | |
01c52d31 | 1468 | (when (and articles (stringp group)) |
23f87bed | 1469 | |
e7b07d2f TZ |
1470 | ;; first, mark the article with the process mark and, if needed, |
1471 | ;; the unread or expired mark (for ham and spam respectively) | |
1472 | (dolist (article articles) | |
1473 | (when (and (eq classification 'ham) | |
1474 | spam-mark-ham-unread-before-move-from-spam-group) | |
1475 | (gnus-message 9 "Marking ham article %d unread before move" | |
1476 | article) | |
1477 | (gnus-summary-mark-article article gnus-unread-mark)) | |
1478 | (when (and (eq classification 'spam) | |
1479 | (not copy)) | |
1480 | (gnus-message 9 "Marking spam article %d expirable before move" | |
1481 | article) | |
1482 | (gnus-summary-mark-article article gnus-expirable-mark)) | |
1483 | (gnus-summary-set-process-mark article) | |
1484 | ||
1485 | (if respool ; respooling is with a "fake" group | |
1486 | (let ((spam-split-disabled | |
1487 | (or spam-split-disabled | |
1488 | (and (eq classification 'ham) | |
1489 | spam-disable-spam-split-during-ham-respool)))) | |
1490 | (gnus-message 9 "Respooling article %d with method %s" | |
1491 | article respool-method) | |
1492 | (gnus-summary-respool-article nil respool-method)) | |
1493 | ;; else, we are not respooling | |
1494 | (if (or (not backend-supports-deletions) | |
1495 | (> (length groups) 1)) | |
1496 | (progn ; if copying, copy and set deletep | |
1497 | (gnus-message 9 "Copying article %d to group %s" | |
1498 | article group) | |
1499 | (gnus-summary-copy-article nil group) | |
1500 | (setq deletep t)) | |
1501 | (gnus-message 9 "Moving article %d to group %s" | |
1502 | article group) | |
1503 | (gnus-summary-move-article nil group)))))) ; else move articles | |
1504 | ||
1505 | ;; now delete the articles, unless a) copy is t, and there was a copy done | |
1506 | ;; b) a move was done to a single group | |
1507 | ;; c) backend-supports-deletions is nil | |
1508 | (unless copy | |
1509 | (when (and deletep backend-supports-deletions) | |
01c52d31 | 1510 | (dolist (article articles) |
01c52d31 | 1511 | (gnus-summary-set-process-mark article) |
e7b07d2f TZ |
1512 | (gnus-message 9 "Deleting article %d" article)) |
1513 | (when articles | |
1514 | (let ((gnus-novice-user nil)) ; don't ask me if I'm sure | |
1515 | (gnus-summary-delete-article nil))))) | |
1516 | (gnus-summary-yank-process-mark) | |
1517 | (length articles))) | |
01c52d31 MB |
1518 | |
1519 | (defun spam-copy-spam-routine (articles) | |
3042deef JB |
1520 | (spam-copy-or-move-routine |
1521 | t | |
01c52d31 MB |
1522 | (gnus-parameter-spam-process-destination gnus-newsgroup-name) |
1523 | articles | |
1524 | 'spam)) | |
1525 | ||
1526 | (defun spam-move-spam-routine (articles) | |
3042deef | 1527 | (spam-copy-or-move-routine |
01c52d31 MB |
1528 | nil |
1529 | (gnus-parameter-spam-process-destination gnus-newsgroup-name) | |
1530 | articles | |
1531 | 'spam)) | |
1532 | ||
1533 | (defun spam-copy-ham-routine (articles) | |
3042deef JB |
1534 | (spam-copy-or-move-routine |
1535 | t | |
01c52d31 MB |
1536 | (gnus-parameter-ham-process-destination gnus-newsgroup-name) |
1537 | articles | |
1538 | 'ham)) | |
1539 | ||
1540 | (defun spam-move-ham-routine (articles) | |
3042deef | 1541 | (spam-copy-or-move-routine |
01c52d31 MB |
1542 | nil |
1543 | (gnus-parameter-ham-process-destination gnus-newsgroup-name) | |
1544 | articles | |
1545 | 'ham)) | |
1546 | ||
1547 | ;;}}} | |
1548 | ||
1549 | ;;{{{ article and field retrieval code | |
23f87bed | 1550 | (defun spam-get-article-as-string (article) |
01c52d31 MB |
1551 | (when (numberp article) |
1552 | (with-temp-buffer | |
1553 | (gnus-request-article-this-buffer | |
1554 | article | |
1555 | gnus-newsgroup-name) | |
1556 | (buffer-string)))) | |
23f87bed MB |
1557 | |
1558 | ;; disabled for now | |
1559 | ;; (defun spam-get-article-as-filename (article) | |
1560 | ;; (let ((article-filename)) | |
1561 | ;; (when (numberp article) | |
1562 | ;; (nnml-possibly-change-directory | |
1563 | ;; (gnus-group-real-name gnus-newsgroup-name)) | |
1564 | ;; (setq article-filename (expand-file-name | |
e7b07d2f | 1565 | ;; (int-to-string article) nnml-current-directory))) |
23f87bed | 1566 | ;; (if (file-exists-p article-filename) |
e7b07d2f | 1567 | ;; article-filename |
23f87bed MB |
1568 | ;; nil))) |
1569 | ||
01c52d31 | 1570 | (defun spam-fetch-field-fast (article field &optional prepared-data-header) |
e7b07d2f | 1571 | "Fetch a FIELD for ARTICLE with the internal `gnus-data-list' function. |
01c52d31 MB |
1572 | When PREPARED-DATA-HEADER is given, don't look in the Gnus data. |
1573 | When FIELD is 'number, ARTICLE can be any number (since we want | |
1574 | to find it out)." | |
1575 | (when (numberp article) | |
1576 | (let* ((data-header (or prepared-data-header | |
e7b07d2f | 1577 | (spam-fetch-article-header article)))) |
93855df9 G |
1578 | (cond |
1579 | ((not (arrayp data-header)) | |
1580 | (gnus-message 6 "Article %d has a nil data header" article)) | |
1581 | ((equal field 'number) | |
1582 | (mail-header-number data-header)) | |
1583 | ((equal field 'from) | |
1584 | (mail-header-from data-header)) | |
1585 | ((equal field 'message-id) | |
1586 | (mail-header-message-id data-header)) | |
1587 | ((equal field 'subject) | |
1588 | (mail-header-subject data-header)) | |
1589 | ((equal field 'references) | |
1590 | (mail-header-references data-header)) | |
1591 | ((equal field 'date) | |
1592 | (mail-header-date data-header)) | |
1593 | ((equal field 'xref) | |
1594 | (mail-header-xref data-header)) | |
1595 | ((equal field 'extra) | |
1596 | (mail-header-extra data-header)) | |
1597 | (t | |
1598 | (gnus-error | |
1599 | 5 | |
1600 | "spam-fetch-field-fast: unknown field %s requested" | |
1601 | field) | |
1602 | nil))))) | |
01c52d31 MB |
1603 | |
1604 | (defun spam-fetch-field-from-fast (article &optional prepared-data-header) | |
1605 | (spam-fetch-field-fast article 'from prepared-data-header)) | |
1606 | ||
1607 | (defun spam-fetch-field-subject-fast (article &optional prepared-data-header) | |
1608 | (spam-fetch-field-fast article 'subject prepared-data-header)) | |
1609 | ||
1610 | (defun spam-fetch-field-message-id-fast (article &optional prepared-data-header) | |
1611 | (spam-fetch-field-fast article 'message-id prepared-data-header)) | |
1612 | ||
1613 | (defun spam-generate-fake-headers (article) | |
1614 | (let ((dh (spam-fetch-article-header article))) | |
1615 | (if dh | |
e7b07d2f TZ |
1616 | (concat |
1617 | (format | |
1618 | ;; 80-character limit makes for strange constructs | |
1619 | (concat "From: %s\nSubject: %s\nMessage-ID: %s\n" | |
1620 | "Date: %s\nReferences: %s\nXref: %s\n") | |
1621 | (spam-fetch-field-fast article 'from dh) | |
1622 | (spam-fetch-field-fast article 'subject dh) | |
1623 | (spam-fetch-field-fast article 'message-id dh) | |
1624 | (spam-fetch-field-fast article 'date dh) | |
1625 | (spam-fetch-field-fast article 'references dh) | |
1626 | (spam-fetch-field-fast article 'xref dh)) | |
1627 | (when (spam-fetch-field-fast article 'extra dh) | |
1628 | (format "%s\n" (spam-fetch-field-fast article 'extra dh)))) | |
01c52d31 MB |
1629 | (gnus-message |
1630 | 5 | |
1631 | "spam-generate-fake-headers: article %d didn't have a valid header" | |
1632 | article)))) | |
1633 | ||
1634 | (defun spam-fetch-article-header (article) | |
20a673b2 | 1635 | (with-current-buffer gnus-summary-buffer |
01c52d31 MB |
1636 | (gnus-read-header article) |
1637 | (nth 3 (assq article gnus-newsgroup-data)))) | |
1638 | ;;}}} | |
1639 | ||
1640 | ;;{{{ Spam determination. | |
23f87bed | 1641 | |
23f87bed MB |
1642 | (defun spam-split (&rest specific-checks) |
1643 | "Split this message into the `spam' group if it is spam. | |
1644 | This function can be used as an entry in the variable `nnmail-split-fancy', | |
1645 | for example like this: (: spam-split). It can take checks as | |
1646 | parameters. A string as a parameter will set the | |
3042deef | 1647 | `spam-split-group' to that string. |
23f87bed MB |
1648 | |
1649 | See the Info node `(gnus)Fancy Mail Splitting' for more details." | |
1650 | (interactive) | |
1651 | (setq spam-split-last-successful-check nil) | |
1652 | (unless spam-split-disabled | |
1653 | (let ((spam-split-group-choice spam-split-group)) | |
1654 | (dolist (check specific-checks) | |
e7b07d2f TZ |
1655 | (when (stringp check) |
1656 | (setq spam-split-group-choice check) | |
1657 | (setq specific-checks (delq check specific-checks)))) | |
23f87bed | 1658 | |
01c52d31 | 1659 | (let ((spam-split-group spam-split-group-choice) |
e7b07d2f TZ |
1660 | (widening-needed-check (spam-widening-needed-p specific-checks))) |
1661 | (save-excursion | |
1662 | (save-restriction | |
1663 | (when widening-needed-check | |
1664 | (widen) | |
1665 | (gnus-message 8 "spam-split: widening the buffer (%s requires it)" | |
1666 | widening-needed-check)) | |
1667 | (let ((backends (spam-backend-list)) | |
1668 | decision) | |
1669 | (while (and backends (not decision)) | |
1670 | (let* ((backend (pop backends)) | |
1671 | (check-function (spam-backend-check backend)) | |
1672 | (spam-split-group (if spam-split-symbolic-return | |
1673 | 'spam | |
1674 | spam-split-group))) | |
1675 | (when (or | |
1676 | ;; either, given specific checks, this is one of them | |
1677 | (memq backend specific-checks) | |
1678 | ;; or, given no specific checks, spam-use-CHECK is set | |
1679 | (and (null specific-checks) (symbol-value backend))) | |
1680 | (gnus-message 6 "spam-split: calling the %s function" | |
1681 | check-function) | |
1682 | (setq decision (funcall check-function)) | |
1683 | ;; if we got a decision at all, save the current check | |
1684 | (when decision | |
1685 | (setq spam-split-last-successful-check backend)) | |
1686 | ||
1687 | (when (eq decision 'spam) | |
1688 | (unless spam-split-symbolic-return | |
1689 | (gnus-error | |
1690 | 5 | |
1691 | (format "spam-split got %s but %s is nil" | |
1692 | decision | |
1693 | spam-split-symbolic-return))))))) | |
1694 | (if (eq decision t) | |
1695 | (if spam-split-symbolic-return-positive 'ham nil) | |
1696 | decision)))))))) | |
23f87bed MB |
1697 | |
1698 | (defun spam-find-spam () | |
3042deef | 1699 | "Detect spam in the current newsgroup using `spam-split'." |
23f87bed MB |
1700 | (interactive) |
1701 | ||
1702 | (let* ((group gnus-newsgroup-name) | |
e7b07d2f TZ |
1703 | (autodetect (gnus-parameter-spam-autodetect group)) |
1704 | (methods (gnus-parameter-spam-autodetect-methods group)) | |
1705 | (first-method (nth 0 methods)) | |
1706 | (articles (if spam-autodetect-recheck-messages | |
1707 | gnus-newsgroup-articles | |
1708 | gnus-newsgroup-unseen)) | |
1709 | article-cannot-be-faked) | |
01c52d31 | 1710 | |
3042deef | 1711 | |
01c52d31 MB |
1712 | (dolist (backend methods) |
1713 | (when (spam-backend-statistical-p backend) | |
e7b07d2f TZ |
1714 | (setq article-cannot-be-faked t) |
1715 | (return))) | |
01c52d31 MB |
1716 | |
1717 | (when (memq 'default methods) | |
1718 | (setq article-cannot-be-faked t)) | |
1719 | ||
1720 | (when (and autodetect | |
e7b07d2f | 1721 | (not (equal first-method 'none))) |
01c52d31 MB |
1722 | (mapcar |
1723 | (lambda (article) | |
e7b07d2f TZ |
1724 | (let ((id (spam-fetch-field-message-id-fast article)) |
1725 | (subject (spam-fetch-field-subject-fast article)) | |
1726 | (sender (spam-fetch-field-from-fast article)) | |
1727 | registry-lookup) | |
1728 | ||
1729 | (unless id | |
1730 | (gnus-message 6 "Article %d has no message ID!" article)) | |
1731 | ||
1732 | (when (and id spam-log-to-registry) | |
1733 | (setq registry-lookup (spam-log-registration-type id 'incoming)) | |
1734 | (when registry-lookup | |
1735 | (gnus-message | |
1736 | 9 | |
1737 | "spam-find-spam: message %s was already registered incoming" | |
1738 | id))) | |
1739 | ||
1740 | (let* ((spam-split-symbolic-return t) | |
1741 | (spam-split-symbolic-return-positive t) | |
1742 | (fake-headers (spam-generate-fake-headers article)) | |
1743 | (split-return | |
1744 | (or registry-lookup | |
1745 | (with-temp-buffer | |
1746 | (if article-cannot-be-faked | |
1747 | (gnus-request-article-this-buffer | |
1748 | article | |
1749 | group) | |
1750 | ;; else, we fake the article | |
1751 | (when fake-headers (insert fake-headers))) | |
1752 | (if (or (null first-method) | |
1753 | (equal first-method 'default)) | |
1754 | (spam-split) | |
1755 | (apply 'spam-split methods)))))) | |
1756 | (if (equal split-return 'spam) | |
1757 | (gnus-summary-mark-article article gnus-spam-mark)) | |
1758 | ||
1759 | (when (and id split-return spam-log-to-registry) | |
1760 | (when (zerop (gnus-registry-group-count id)) | |
11a3174d | 1761 | (gnus-registry-handle-action id nil group subject sender)) |
e7b07d2f TZ |
1762 | |
1763 | (unless registry-lookup | |
1764 | (spam-log-processing-to-registry | |
1765 | id | |
1766 | 'incoming | |
1767 | split-return | |
1768 | spam-split-last-successful-check | |
1769 | group)))))) | |
01c52d31 MB |
1770 | articles)))) |
1771 | ||
1772 | ;;}}} | |
1773 | ||
1774 | ;;{{{ registration/unregistration functions | |
1775 | ||
1776 | (defun spam-resolve-registrations-routine () | |
1777 | "Go through the backends and register or unregister articles as needed." | |
1778 | (dolist (backend-type '(non-mover mover)) | |
1779 | (dolist (classification (spam-classifications)) | |
1780 | (dolist (backend (spam-backend-list backend-type)) | |
e7b07d2f TZ |
1781 | (let ((rlist (spam-backend-get-article-todo-list |
1782 | backend classification)) | |
1783 | (ulist (spam-backend-get-article-todo-list | |
1784 | backend classification t)) | |
1785 | (delcount 0)) | |
1786 | ||
1787 | ;; clear the old lists right away | |
1788 | (spam-backend-put-article-todo-list backend | |
1789 | classification | |
1790 | nil | |
1791 | nil) | |
1792 | (spam-backend-put-article-todo-list backend | |
1793 | classification | |
1794 | nil | |
1795 | t) | |
1796 | ||
1797 | ;; eliminate duplicates | |
1798 | (dolist (article (copy-sequence ulist)) | |
1799 | (when (memq article rlist) | |
1800 | (incf delcount) | |
1801 | (setq rlist (delq article rlist)) | |
1802 | (setq ulist (delq article ulist)))) | |
1803 | ||
1804 | (unless (zerop delcount) | |
1805 | (gnus-message | |
1806 | 9 | |
1807 | "%d messages did not have to unregister and then register" | |
1808 | delcount)) | |
1809 | ||
1810 | ;; unregister articles | |
1811 | (unless (zerop (length ulist)) | |
1812 | (let ((num (spam-unregister-routine classification backend ulist))) | |
1813 | (when (> num 0) | |
1814 | (gnus-message | |
1815 | 6 | |
1816 | "%d %s messages were unregistered by backend %s." | |
1817 | num | |
1818 | classification | |
1819 | backend)))) | |
1820 | ||
1821 | ;; register articles | |
1822 | (unless (zerop (length rlist)) | |
1823 | (let ((num (spam-register-routine classification backend rlist))) | |
1824 | (when (> num 0) | |
1825 | (gnus-message | |
1826 | 6 | |
1827 | "%d %s messages were registered by backend %s." | |
1828 | num | |
1829 | classification | |
1830 | backend))))))))) | |
23f87bed | 1831 | |
01c52d31 | 1832 | (defun spam-unregister-routine (classification |
e7b07d2f TZ |
1833 | backend |
1834 | specific-articles) | |
01c52d31 | 1835 | (spam-register-routine classification backend specific-articles t)) |
23f87bed MB |
1836 | |
1837 | (defun spam-register-routine (classification | |
e7b07d2f TZ |
1838 | backend |
1839 | specific-articles | |
1840 | &optional unregister) | |
23f87bed | 1841 | (when (and (spam-classification-valid-p classification) |
e7b07d2f | 1842 | (spam-backend-valid-p backend)) |
23f87bed | 1843 | (let* ((register-function |
e7b07d2f TZ |
1844 | (spam-backend-function backend classification 'registration)) |
1845 | (unregister-function | |
1846 | (spam-backend-function backend classification 'unregistration)) | |
1847 | (run-function (if unregister | |
1848 | unregister-function | |
1849 | register-function)) | |
1850 | (log-function (if unregister | |
1851 | 'spam-log-undo-registration | |
1852 | 'spam-log-processing-to-registry)) | |
1853 | article articles) | |
23f87bed MB |
1854 | |
1855 | (when run-function | |
e7b07d2f TZ |
1856 | ;; make list of articles, using specific-articles if given |
1857 | (setq articles (or specific-articles | |
1858 | (spam-list-articles | |
1859 | gnus-newsgroup-articles | |
1860 | classification))) | |
1861 | ;; process them | |
01c52d31 | 1862 | (when (> (length articles) 0) |
e7b07d2f TZ |
1863 | (gnus-message 5 "%s %d %s articles as %s using backend %s" |
1864 | (if unregister "Unregistering" "Registering") | |
1865 | (length articles) | |
1866 | (if specific-articles "specific" "") | |
1867 | classification | |
1868 | backend) | |
1869 | (funcall run-function articles) | |
1870 | ;; now log all the registrations (or undo them, depending on | |
1871 | ;; unregister) | |
1872 | (dolist (article articles) | |
1873 | (funcall log-function | |
1874 | (spam-fetch-field-message-id-fast article) | |
1875 | 'process | |
1876 | classification | |
1877 | backend | |
1878 | gnus-newsgroup-name)))) | |
01c52d31 MB |
1879 | ;; return the number of articles processed |
1880 | (length articles)))) | |
23f87bed MB |
1881 | |
1882 | ;;; log a ham- or spam-processor invocation to the registry | |
01c52d31 | 1883 | (defun spam-log-processing-to-registry (id type classification backend group) |
23f87bed MB |
1884 | (when spam-log-to-registry |
1885 | (if (and (stringp id) | |
e7b07d2f TZ |
1886 | (stringp group) |
1887 | (spam-process-type-valid-p type) | |
1888 | (spam-classification-valid-p classification) | |
1889 | (spam-backend-valid-p backend)) | |
11a3174d | 1890 | (let ((cell-list (gnus-registry-get-id-key id type)) |
e7b07d2f TZ |
1891 | (cell (list classification backend group))) |
1892 | (push cell cell-list) | |
11a3174d | 1893 | (gnus-registry-set-id-key id type cell-list)) |
23f87bed | 1894 | |
01c52d31 MB |
1895 | (gnus-error |
1896 | 7 | |
e7b07d2f TZ |
1897 | (format |
1898 | "%s call with bad ID, type, classification, spam-backend, or group" | |
1899 | "spam-log-processing-to-registry"))))) | |
23f87bed MB |
1900 | |
1901 | ;;; check if a ham- or spam-processor registration has been done | |
1902 | (defun spam-log-registered-p (id type) | |
1903 | (when spam-log-to-registry | |
1904 | (if (and (stringp id) | |
e7b07d2f | 1905 | (spam-process-type-valid-p type)) |
11a3174d | 1906 | (gnus-registry-get-id-key id type) |
23f87bed | 1907 | (progn |
e7b07d2f TZ |
1908 | (gnus-error |
1909 | 7 | |
1910 | (format "%s called with bad ID, type, classification, or spam-backend" | |
1911 | "spam-log-registered-p")) | |
1912 | nil)))) | |
23f87bed | 1913 | |
01c52d31 MB |
1914 | ;;; check what a ham- or spam-processor registration says |
1915 | ;;; returns nil if conflicting registrations are found | |
1916 | (defun spam-log-registration-type (id type) | |
1917 | (let ((count 0) | |
e7b07d2f | 1918 | decision) |
01c52d31 MB |
1919 | (dolist (reg (spam-log-registered-p id type)) |
1920 | (let ((classification (nth 0 reg))) | |
e7b07d2f TZ |
1921 | (when (spam-classification-valid-p classification) |
1922 | (when (and decision | |
1923 | (not (eq classification decision))) | |
1924 | (setq count (+ 1 count))) | |
1925 | (setq decision classification)))) | |
01c52d31 | 1926 | (if (< 0 count) |
e7b07d2f | 1927 | nil |
01c52d31 MB |
1928 | decision))) |
1929 | ||
1930 | ||
23f87bed | 1931 | ;;; check if a ham- or spam-processor registration needs to be undone |
01c52d31 | 1932 | (defun spam-log-unregistration-needed-p (id type classification backend) |
23f87bed MB |
1933 | (when spam-log-to-registry |
1934 | (if (and (stringp id) | |
e7b07d2f TZ |
1935 | (spam-process-type-valid-p type) |
1936 | (spam-classification-valid-p classification) | |
1937 | (spam-backend-valid-p backend)) | |
11a3174d | 1938 | (let ((cell-list (gnus-registry-get-id-key id type)) |
e7b07d2f TZ |
1939 | found) |
1940 | (dolist (cell cell-list) | |
1941 | (unless found | |
1942 | (when (and (eq classification (nth 0 cell)) | |
1943 | (eq backend (nth 1 cell))) | |
1944 | (setq found t)))) | |
1945 | found) | |
23f87bed | 1946 | (progn |
e7b07d2f TZ |
1947 | (gnus-error |
1948 | 7 | |
1949 | (format "%s called with bad ID, type, classification, or spam-backend" | |
1950 | "spam-log-unregistration-needed-p")) | |
1951 | nil)))) | |
23f87bed MB |
1952 | |
1953 | ||
1954 | ;;; undo a ham- or spam-processor registration (the group is not used) | |
e7b07d2f TZ |
1955 | (defun spam-log-undo-registration (id type classification backend |
1956 | &optional group) | |
23f87bed | 1957 | (when (and spam-log-to-registry |
e7b07d2f | 1958 | (spam-log-unregistration-needed-p id type classification backend)) |
23f87bed | 1959 | (if (and (stringp id) |
e7b07d2f TZ |
1960 | (spam-process-type-valid-p type) |
1961 | (spam-classification-valid-p classification) | |
1962 | (spam-backend-valid-p backend)) | |
11a3174d | 1963 | (let ((cell-list (gnus-registry-get-id-key id type)) |
e7b07d2f TZ |
1964 | new-cell-list found) |
1965 | (dolist (cell cell-list) | |
1966 | (unless (and (eq classification (nth 0 cell)) | |
1967 | (eq backend (nth 1 cell))) | |
1968 | (push cell new-cell-list))) | |
11a3174d | 1969 | (gnus-registry-set-id-key id type new-cell-list)) |
23f87bed | 1970 | (progn |
e7b07d2f TZ |
1971 | (gnus-error 7 (format |
1972 | "%s call with bad ID, type, spam-backend, or group" | |
1973 | "spam-log-undo-registration")) | |
1974 | nil)))) | |
23f87bed | 1975 | |
01c52d31 MB |
1976 | ;;}}} |
1977 | ||
1978 | ;;{{{ backend functions | |
23f87bed | 1979 | |
01c52d31 MB |
1980 | ;;{{{ Gmane xrefs |
1981 | (defun spam-check-gmane-xref () | |
1982 | (let ((header (or | |
e7b07d2f TZ |
1983 | (message-fetch-field "Xref") |
1984 | (message-fetch-field "Newsgroups")))) | |
1985 | (when header ; return nil when no header | |
01c52d31 | 1986 | (when (string-match spam-gmane-xref-spam-group |
e7b07d2f TZ |
1987 | header) |
1988 | spam-split-group)))) | |
01c52d31 MB |
1989 | |
1990 | ;;}}} | |
1991 | ||
1992 | ;;{{{ Regex body | |
23f87bed MB |
1993 | |
1994 | (defun spam-check-regex-body () | |
1995 | (let ((spam-regex-headers-ham spam-regex-body-ham) | |
e7b07d2f | 1996 | (spam-regex-headers-spam spam-regex-body-spam)) |
23f87bed MB |
1997 | (spam-check-regex-headers t))) |
1998 | ||
01c52d31 MB |
1999 | ;;}}} |
2000 | ||
2001 | ;;{{{ Regex headers | |
23f87bed MB |
2002 | |
2003 | (defun spam-check-regex-headers (&optional body) | |
2004 | (let ((type (if body "body" "header")) | |
e7b07d2f | 2005 | ret found) |
23f87bed MB |
2006 | (dolist (h-regex spam-regex-headers-ham) |
2007 | (unless found | |
e7b07d2f TZ |
2008 | (goto-char (point-min)) |
2009 | (when (re-search-forward h-regex nil t) | |
2010 | (message "Ham regex %s search positive." type) | |
2011 | (setq found t)))) | |
23f87bed MB |
2012 | (dolist (s-regex spam-regex-headers-spam) |
2013 | (unless found | |
e7b07d2f TZ |
2014 | (goto-char (point-min)) |
2015 | (when (re-search-forward s-regex nil t) | |
2016 | (message "Spam regex %s search positive." type) | |
2017 | (setq found t) | |
2018 | (setq ret spam-split-group)))) | |
23f87bed MB |
2019 | ret)) |
2020 | ||
01c52d31 MB |
2021 | ;;}}} |
2022 | ||
2023 | ;;{{{ Blackholes. | |
23f87bed MB |
2024 | |
2025 | (defun spam-reverse-ip-string (ip) | |
2026 | (when (stringp ip) | |
2027 | (mapconcat 'identity | |
e7b07d2f TZ |
2028 | (nreverse (split-string ip "\\.")) |
2029 | "."))) | |
23f87bed MB |
2030 | |
2031 | (defun spam-check-blackholes () | |
2032 | "Check the Received headers for blackholed relays." | |
01c52d31 | 2033 | (let ((headers (message-fetch-field "received")) |
e7b07d2f | 2034 | ips matches) |
23f87bed MB |
2035 | (when headers |
2036 | (with-temp-buffer | |
e7b07d2f TZ |
2037 | (insert headers) |
2038 | (goto-char (point-min)) | |
2039 | (gnus-message 6 "Checking headers for relay addresses") | |
2040 | (while (re-search-forward | |
2041 | "\\([0-9]+\\.[0-9]+\\.[0-9]+\\.[0-9]+\\)" nil t) | |
2042 | (gnus-message 9 "Blackhole search found host IP %s." (match-string 1)) | |
2043 | (push (spam-reverse-ip-string (match-string 1)) | |
2044 | ips))) | |
23f87bed | 2045 | (dolist (server spam-blackhole-servers) |
e7b07d2f TZ |
2046 | (dolist (ip ips) |
2047 | (unless (and spam-blackhole-good-server-regex | |
2048 | ;; match against the reversed (again) IP string | |
2049 | (string-match | |
2050 | spam-blackhole-good-server-regex | |
2051 | (spam-reverse-ip-string ip))) | |
2052 | (unless matches | |
2053 | (let ((query-string (concat ip "." server))) | |
2054 | (if spam-use-dig | |
2055 | (let ((query-result (query-dig query-string))) | |
2056 | (when query-result | |
2057 | (gnus-message 6 "(DIG): positive blackhole check '%s'" | |
2058 | query-result) | |
2059 | (push (list ip server query-result) | |
2060 | matches))) | |
2061 | ;; else, if not using dig.el | |
2062 | (when (dns-query query-string) | |
2063 | (gnus-message 6 "positive blackhole check") | |
2064 | (push (list ip server (dns-query query-string 'TXT)) | |
2065 | matches))))))))) | |
23f87bed MB |
2066 | (when matches |
2067 | spam-split-group))) | |
01c52d31 | 2068 | ;;}}} |
23f87bed | 2069 | |
01c52d31 | 2070 | ;;{{{ Hashcash. |
ad136a7c | 2071 | |
01c52d31 MB |
2072 | (defun spam-check-hashcash () |
2073 | "Check the headers for hashcash payments." | |
e7b07d2f | 2074 | (ignore-errors (mail-check-payment))) ;mail-check-payment returns a boolean |
23f87bed | 2075 | |
01c52d31 | 2076 | ;;}}} |
23f87bed | 2077 | |
01c52d31 | 2078 | ;;{{{ BBDB |
23f87bed MB |
2079 | |
2080 | ;;; original idea for spam-check-BBDB from Alexander Kotelnikov | |
2081 | ;;; <sacha@giotto.sj.ru> | |
2082 | ||
2083 | ;; all this is done inside a condition-case to trap errors | |
2084 | ||
e230a06e GM |
2085 | ;; Autoloaded in message, which we require. |
2086 | (declare-function gnus-extract-address-components "gnus-util" (from)) | |
2087 | ||
ad136a7c | 2088 | (eval-and-compile |
da946239 KY |
2089 | (condition-case nil |
2090 | (progn | |
2091 | (require 'bbdb) | |
2092 | (require 'bbdb-com)) | |
2093 | (file-error | |
2094 | ;; `bbdb-records' should not be bound as an autoload function | |
2095 | ;; before loading bbdb because of `bbdb-hashtable-size'. | |
2096 | (defalias 'bbdb-buffer 'ignore) | |
2097 | (defalias 'bbdb-create-internal 'ignore) | |
2098 | (defalias 'bbdb-records 'ignore) | |
2099 | (defalias 'spam-BBDB-register-routine 'ignore) | |
2100 | (defalias 'spam-enter-ham-BBDB 'ignore) | |
2101 | (defalias 'spam-exists-in-BBDB-p 'ignore) | |
2102 | (defalias 'bbdb-gethash 'ignore) | |
2103 | nil))) | |
2104 | ||
b7f3003f | 2105 | (eval-and-compile |
da946239 | 2106 | (when (featurep 'bbdb-com) |
01c52d31 MB |
2107 | ;; when the BBDB changes, we want to clear out our cache |
2108 | (defun spam-clear-cache-BBDB (&rest immaterial) | |
2109 | (spam-clear-cache 'spam-use-BBDB)) | |
2110 | ||
2111 | (add-hook 'bbdb-change-hook 'spam-clear-cache-BBDB) | |
2112 | ||
ad136a7c MB |
2113 | (defun spam-enter-ham-BBDB (addresses &optional remove) |
2114 | "Enter an address into the BBDB; implies ham (non-spam) sender" | |
2115 | (dolist (from addresses) | |
e7b07d2f TZ |
2116 | (when (stringp from) |
2117 | (let* ((parsed-address (gnus-extract-address-components from)) | |
2118 | (name (or (nth 0 parsed-address) "Ham Sender")) | |
2119 | (remove-function (if remove | |
2120 | 'bbdb-delete-record-internal | |
2121 | 'ignore)) | |
2122 | (net-address (nth 1 parsed-address)) | |
2123 | (record (and net-address | |
89b163db | 2124 | (spam-exists-in-BBDB-p net-address)))) |
e7b07d2f TZ |
2125 | (when net-address |
2126 | (gnus-message 6 "%s address %s %s BBDB" | |
2127 | (if remove "Deleting" "Adding") | |
2128 | from | |
2129 | (if remove "from" "to")) | |
2130 | (if record | |
2131 | (funcall remove-function record) | |
2132 | (bbdb-create-internal name nil net-address nil nil | |
2133 | "ham sender added by spam.el"))))))) | |
ad136a7c MB |
2134 | |
2135 | (defun spam-BBDB-register-routine (articles &optional unregister) | |
2136 | (let (addresses) | |
e7b07d2f TZ |
2137 | (dolist (article articles) |
2138 | (when (stringp (spam-fetch-field-from-fast article)) | |
2139 | (push (spam-fetch-field-from-fast article) addresses))) | |
2140 | ;; now do the register/unregister action | |
2141 | (spam-enter-ham-BBDB addresses unregister))) | |
ad136a7c MB |
2142 | |
2143 | (defun spam-BBDB-unregister-routine (articles) | |
2144 | (spam-BBDB-register-routine articles t)) | |
2145 | ||
89b163db G |
2146 | (defsubst spam-exists-in-BBDB-p (net) |
2147 | (when (and (stringp net) (not (zerop (length net)))) | |
2148 | (bbdb-records) | |
2149 | (bbdb-gethash (downcase net)))) | |
2150 | ||
ad136a7c MB |
2151 | (defun spam-check-BBDB () |
2152 | "Mail from people in the BBDB is classified as ham or non-spam" | |
89b163db G |
2153 | (let ((net (message-fetch-field "from"))) |
2154 | (when net | |
2155 | (setq net (nth 1 (gnus-extract-address-components net))) | |
2156 | (if (spam-exists-in-BBDB-p net) | |
e7b07d2f TZ |
2157 | t |
2158 | (if spam-use-BBDB-exclusive | |
2159 | spam-split-group | |
2160 | nil))))))) | |
23f87bed | 2161 | |
01c52d31 MB |
2162 | ;;}}} |
2163 | ||
2164 | ;;{{{ ifile | |
23f87bed MB |
2165 | |
2166 | ;;; check the ifile backend; return nil if the mail was NOT classified | |
2167 | ;;; as spam | |
2168 | ||
11e95b02 | 2169 | |
23f87bed | 2170 | (defun spam-get-ifile-database-parameter () |
11e95b02 MB |
2171 | "Return the command-line parameter for ifile's database. |
2172 | See `spam-ifile-database'." | |
2173 | (if spam-ifile-database | |
2174 | (format "--db-file=%s" spam-ifile-database) | |
23f87bed MB |
2175 | nil)) |
2176 | ||
2177 | (defun spam-check-ifile () | |
2178 | "Check the ifile backend for the classification of this message." | |
2179 | (let ((article-buffer-name (buffer-name)) | |
e7b07d2f | 2180 | category return) |
23f87bed MB |
2181 | (with-temp-buffer |
2182 | (let ((temp-buffer-name (buffer-name)) | |
e7b07d2f TZ |
2183 | (db-param (spam-get-ifile-database-parameter))) |
2184 | (with-current-buffer article-buffer-name | |
2185 | (apply 'call-process-region | |
2186 | (point-min) (point-max) spam-ifile-program | |
2187 | nil temp-buffer-name nil "-c" | |
2188 | (if db-param `(,db-param "-q") `("-q")))) | |
2189 | ;; check the return now (we're back in the temp buffer) | |
2190 | (goto-char (point-min)) | |
2191 | (if (not (eobp)) | |
2192 | (setq category (buffer-substring (point) (point-at-eol)))) | |
2193 | (when (not (zerop (length category))) ; we need a category here | |
2194 | (if spam-ifile-all-categories | |
2195 | (setq return category) | |
2196 | ;; else, if spam-ifile-all-categories is not set... | |
2197 | (when (string-equal spam-ifile-spam-category category) | |
2198 | (setq return spam-split-group)))))) ; note return is nil otherwise | |
23f87bed MB |
2199 | return)) |
2200 | ||
2201 | (defun spam-ifile-register-with-ifile (articles category &optional unregister) | |
2202 | "Register an article, given as a string, with a category. | |
2203 | Uses `gnus-newsgroup-name' if category is nil (for ham registration)." | |
2204 | (let ((category (or category gnus-newsgroup-name)) | |
e7b07d2f TZ |
2205 | (add-or-delete-option (if unregister "-d" "-i")) |
2206 | (db (spam-get-ifile-database-parameter)) | |
2207 | parameters) | |
23f87bed MB |
2208 | (with-temp-buffer |
2209 | (dolist (article articles) | |
e7b07d2f TZ |
2210 | (let ((article-string (spam-get-article-as-string article))) |
2211 | (when (stringp article-string) | |
2212 | (insert article-string)))) | |
23f87bed | 2213 | (apply 'call-process-region |
e7b07d2f TZ |
2214 | (point-min) (point-max) spam-ifile-program |
2215 | nil nil nil | |
2216 | add-or-delete-option category | |
2217 | (if db `(,db "-h") `("-h")))))) | |
23f87bed MB |
2218 | |
2219 | (defun spam-ifile-register-spam-routine (articles &optional unregister) | |
2220 | (spam-ifile-register-with-ifile articles spam-ifile-spam-category unregister)) | |
2221 | ||
2222 | (defun spam-ifile-unregister-spam-routine (articles) | |
2223 | (spam-ifile-register-spam-routine articles t)) | |
2224 | ||
2225 | (defun spam-ifile-register-ham-routine (articles &optional unregister) | |
2226 | (spam-ifile-register-with-ifile articles spam-ifile-ham-category unregister)) | |
2227 | ||
2228 | (defun spam-ifile-unregister-ham-routine (articles) | |
2229 | (spam-ifile-register-ham-routine articles t)) | |
2230 | ||
01c52d31 MB |
2231 | ;;}}} |
2232 | ||
2233 | ;;{{{ spam-stat | |
23f87bed | 2234 | |
ad136a7c MB |
2235 | (eval-when-compile |
2236 | (autoload 'spam-stat-buffer-change-to-non-spam "spam-stat") | |
2237 | (autoload 'spam-stat-buffer-change-to-spam "spam-stat") | |
2238 | (autoload 'spam-stat-buffer-is-non-spam "spam-stat") | |
2239 | (autoload 'spam-stat-buffer-is-spam "spam-stat") | |
2240 | (autoload 'spam-stat-load "spam-stat") | |
2241 | (autoload 'spam-stat-save "spam-stat") | |
2242 | (autoload 'spam-stat-split-fancy "spam-stat")) | |
2243 | ||
60a0884e G |
2244 | (require 'spam-stat) |
2245 | ||
2246 | (defun spam-check-stat () | |
2247 | "Check the spam-stat backend for the classification of this message" | |
2248 | (let ((spam-stat-split-fancy-spam-group spam-split-group) ; override | |
2249 | (spam-stat-buffer (buffer-name)) ; stat the current buffer | |
2250 | category return) | |
2251 | (spam-stat-split-fancy))) | |
2252 | ||
2253 | (defun spam-stat-register-spam-routine (articles &optional unregister) | |
2254 | (dolist (article articles) | |
2255 | (let ((article-string (spam-get-article-as-string article))) | |
2256 | (with-temp-buffer | |
2257 | (insert article-string) | |
2258 | (if unregister | |
2259 | (spam-stat-buffer-change-to-non-spam) | |
2260 | (spam-stat-buffer-is-spam)))))) | |
23f87bed | 2261 | |
60a0884e G |
2262 | (defun spam-stat-unregister-spam-routine (articles) |
2263 | (spam-stat-register-spam-routine articles t)) | |
23f87bed | 2264 | |
60a0884e G |
2265 | (defun spam-stat-register-ham-routine (articles &optional unregister) |
2266 | (dolist (article articles) | |
2267 | (let ((article-string (spam-get-article-as-string article))) | |
2268 | (with-temp-buffer | |
2269 | (insert article-string) | |
2270 | (if unregister | |
2271 | (spam-stat-buffer-change-to-spam) | |
2272 | (spam-stat-buffer-is-non-spam)))))) | |
23f87bed | 2273 | |
60a0884e G |
2274 | (defun spam-stat-unregister-ham-routine (articles) |
2275 | (spam-stat-register-ham-routine articles t)) | |
ad136a7c | 2276 | |
60a0884e G |
2277 | (defun spam-maybe-spam-stat-load () |
2278 | (when spam-use-stat (spam-stat-load))) | |
ad136a7c | 2279 | |
60a0884e G |
2280 | (defun spam-maybe-spam-stat-save () |
2281 | (when spam-use-stat (spam-stat-save))) | |
23f87bed | 2282 | |
01c52d31 | 2283 | ;;}}} |
23f87bed | 2284 | |
01c52d31 | 2285 | ;;{{{ Blacklists and whitelists. |
23f87bed MB |
2286 | |
2287 | (defvar spam-whitelist-cache nil) | |
2288 | (defvar spam-blacklist-cache nil) | |
2289 | ||
2290 | (defun spam-kill-whole-line () | |
2291 | (beginning-of-line) | |
2292 | (let ((kill-whole-line t)) | |
2293 | (kill-line))) | |
2294 | ||
2295 | ;;; address can be a list, too | |
2296 | (defun spam-enter-whitelist (address &optional remove) | |
2297 | "Enter ADDRESS (list or single) into the whitelist. | |
2298 | With a non-nil REMOVE, remove them." | |
2299 | (interactive "sAddress: ") | |
2300 | (spam-enter-list address spam-whitelist remove) | |
01c52d31 MB |
2301 | (setq spam-whitelist-cache nil) |
2302 | (spam-clear-cache 'spam-use-whitelist)) | |
23f87bed MB |
2303 | |
2304 | ;;; address can be a list, too | |
2305 | (defun spam-enter-blacklist (address &optional remove) | |
2306 | "Enter ADDRESS (list or single) into the blacklist. | |
2307 | With a non-nil REMOVE, remove them." | |
2308 | (interactive "sAddress: ") | |
2309 | (spam-enter-list address spam-blacklist remove) | |
01c52d31 MB |
2310 | (setq spam-blacklist-cache nil) |
2311 | (spam-clear-cache 'spam-use-whitelist)) | |
23f87bed MB |
2312 | |
2313 | (defun spam-enter-list (addresses file &optional remove) | |
2314 | "Enter ADDRESSES into the given FILE. | |
3042deef JB |
2315 | Either the whitelist or the blacklist files can be used. |
2316 | With a non-nil REMOVE, remove the ADDRESSES." | |
23f87bed MB |
2317 | (if (stringp addresses) |
2318 | (spam-enter-list (list addresses) file remove) | |
2319 | ;; else, we have a list of addresses here | |
2320 | (unless (file-exists-p (file-name-directory file)) | |
2321 | (make-directory (file-name-directory file) t)) | |
20a673b2 KY |
2322 | (with-current-buffer |
2323 | (find-file-noselect file) | |
23f87bed | 2324 | (dolist (a addresses) |
e7b07d2f TZ |
2325 | (when (stringp a) |
2326 | (goto-char (point-min)) | |
2327 | (if (re-search-forward (regexp-quote a) nil t) | |
2328 | ;; found the address | |
2329 | (when remove | |
2330 | (spam-kill-whole-line)) | |
2331 | ;; else, the address was not found | |
2332 | (unless remove | |
2333 | (goto-char (point-max)) | |
2334 | (unless (bobp) | |
2335 | (insert "\n")) | |
2336 | (insert a "\n"))))) | |
23f87bed MB |
2337 | (save-buffer)))) |
2338 | ||
01c52d31 MB |
2339 | (defun spam-filelist-build-cache (type) |
2340 | (let ((cache (if (eq type 'spam-use-blacklist) | |
e7b07d2f TZ |
2341 | spam-blacklist-cache |
2342 | spam-whitelist-cache)) | |
2343 | parsed-cache) | |
01c52d31 MB |
2344 | (unless (gethash type spam-caches) |
2345 | (while cache | |
e7b07d2f TZ |
2346 | (let ((address (pop cache))) |
2347 | (unless (zerop (length address)) ; 0 for a nil address too | |
2348 | (setq address (regexp-quote address)) | |
2349 | ;; fix regexp-quote's treatment of user-intended regexes | |
2350 | (while (string-match "\\\\\\*" address) | |
2351 | (setq address (replace-match ".*" t t address)))) | |
2352 | (push address parsed-cache))) | |
01c52d31 MB |
2353 | (puthash type parsed-cache spam-caches)))) |
2354 | ||
2355 | (defun spam-filelist-check-cache (type from) | |
2356 | (when (stringp from) | |
2357 | (spam-filelist-build-cache type) | |
2358 | (let (found) | |
2359 | (dolist (address (gethash type spam-caches)) | |
e7b07d2f TZ |
2360 | (when (and address (string-match address from)) |
2361 | (setq found t) | |
2362 | (return))) | |
01c52d31 MB |
2363 | found))) |
2364 | ||
23f87bed MB |
2365 | ;;; returns t if the sender is in the whitelist, nil or |
2366 | ;;; spam-split-group otherwise | |
2367 | (defun spam-check-whitelist () | |
2368 | ;; FIXME! Should it detect when file timestamps change? | |
01c52d31 MB |
2369 | (unless spam-whitelist-cache |
2370 | (setq spam-whitelist-cache (spam-parse-list spam-whitelist))) | |
2371 | (if (spam-from-listed-p 'spam-use-whitelist) | |
2372 | t | |
2373 | (if spam-use-whitelist-exclusive | |
e7b07d2f | 2374 | spam-split-group |
01c52d31 | 2375 | nil))) |
23f87bed MB |
2376 | |
2377 | (defun spam-check-blacklist () | |
2378 | ;; FIXME! Should it detect when file timestamps change? | |
01c52d31 MB |
2379 | (unless spam-blacklist-cache |
2380 | (setq spam-blacklist-cache (spam-parse-list spam-blacklist))) | |
2381 | (and (spam-from-listed-p 'spam-use-blacklist) | |
2382 | spam-split-group)) | |
23f87bed MB |
2383 | |
2384 | (defun spam-parse-list (file) | |
2385 | (when (file-readable-p file) | |
2386 | (let (contents address) | |
2387 | (with-temp-buffer | |
e7b07d2f TZ |
2388 | (insert-file-contents file) |
2389 | (while (not (eobp)) | |
2390 | (setq address (buffer-substring (point) (point-at-eol))) | |
2391 | (forward-line 1) | |
2392 | ;; insert the e-mail address if detected, otherwise the raw data | |
2393 | (unless (zerop (length address)) | |
2394 | (let ((pure-address | |
2395 | (nth 1 (gnus-extract-address-components address)))) | |
2396 | (push (or pure-address address) contents))))) | |
23f87bed MB |
2397 | (nreverse contents)))) |
2398 | ||
01c52d31 MB |
2399 | (defun spam-from-listed-p (type) |
2400 | (let ((from (message-fetch-field "from")) | |
e7b07d2f | 2401 | found) |
01c52d31 | 2402 | (spam-filelist-check-cache type from))) |
23f87bed MB |
2403 | |
2404 | (defun spam-filelist-register-routine (articles blacklist &optional unregister) | |
2405 | (let ((de-symbol (if blacklist 'spam-use-whitelist 'spam-use-blacklist)) | |
e7b07d2f TZ |
2406 | (declassification (if blacklist 'ham 'spam)) |
2407 | (enter-function | |
2408 | (if blacklist 'spam-enter-blacklist 'spam-enter-whitelist)) | |
2409 | (remove-function | |
2410 | (if blacklist 'spam-enter-whitelist 'spam-enter-blacklist)) | |
2411 | from addresses unregister-list article-unregister-list) | |
23f87bed MB |
2412 | (dolist (article articles) |
2413 | (let ((from (spam-fetch-field-from-fast article)) | |
e7b07d2f TZ |
2414 | (id (spam-fetch-field-message-id-fast article)) |
2415 | sender-ignored) | |
2416 | (when (stringp from) | |
2417 | (dolist (ignore-regex spam-blacklist-ignored-regexes) | |
2418 | (when (and (not sender-ignored) | |
2419 | (stringp ignore-regex) | |
2420 | (string-match ignore-regex from)) | |
2421 | (setq sender-ignored t))) | |
2422 | ;; remember the messages we need to unregister, unless remove is set | |
2423 | (when (and | |
2424 | (null unregister) | |
2425 | (spam-log-unregistration-needed-p | |
2426 | id 'process declassification de-symbol)) | |
2427 | (push article article-unregister-list) | |
2428 | (push from unregister-list)) | |
2429 | (unless sender-ignored | |
2430 | (push from addresses))))) | |
23f87bed MB |
2431 | |
2432 | (if unregister | |
e7b07d2f | 2433 | (funcall enter-function addresses t) ; unregister all these addresses |
23f87bed MB |
2434 | ;; else, register normally and unregister what we need to |
2435 | (funcall remove-function unregister-list t) | |
01c52d31 | 2436 | (dolist (article article-unregister-list) |
e7b07d2f TZ |
2437 | (spam-log-undo-registration |
2438 | (spam-fetch-field-message-id-fast article) | |
2439 | 'process | |
2440 | declassification | |
2441 | de-symbol)) | |
23f87bed MB |
2442 | (funcall enter-function addresses nil)))) |
2443 | ||
2444 | (defun spam-blacklist-unregister-routine (articles) | |
2445 | (spam-blacklist-register-routine articles t)) | |
2446 | ||
2447 | (defun spam-blacklist-register-routine (articles &optional unregister) | |
2448 | (spam-filelist-register-routine articles t unregister)) | |
2449 | ||
2450 | (defun spam-whitelist-unregister-routine (articles) | |
2451 | (spam-whitelist-register-routine articles t)) | |
2452 | ||
2453 | (defun spam-whitelist-register-routine (articles &optional unregister) | |
2454 | (spam-filelist-register-routine articles nil unregister)) | |
2455 | ||
01c52d31 MB |
2456 | ;;}}} |
2457 | ||
2458 | ;;{{{ Spam-report glue (gmane and resend reporting) | |
23f87bed MB |
2459 | (defun spam-report-gmane-register-routine (articles) |
2460 | (when articles | |
01c52d31 MB |
2461 | (apply 'spam-report-gmane-spam articles))) |
2462 | ||
2463 | (defun spam-report-gmane-unregister-routine (articles) | |
2464 | (when articles | |
2465 | (apply 'spam-report-gmane-ham articles))) | |
2466 | ||
2467 | (defun spam-report-resend-register-ham-routine (articles) | |
2468 | (spam-report-resend-register-routine articles t)) | |
2469 | ||
cf6a9685 GM |
2470 | (defvar spam-report-resend-to) |
2471 | ||
01c52d31 | 2472 | (defun spam-report-resend-register-routine (articles &optional ham) |
cf6a9685 | 2473 | (require 'spam-report) |
3042deef | 2474 | (let* ((resend-to-gp |
e7b07d2f TZ |
2475 | (if ham |
2476 | (gnus-parameter-ham-resend-to gnus-newsgroup-name) | |
2477 | (gnus-parameter-spam-resend-to gnus-newsgroup-name))) | |
01c52d31 MB |
2478 | (spam-report-resend-to (or (car-safe resend-to-gp) |
2479 | spam-report-resend-to))) | |
2480 | (spam-report-resend articles ham))) | |
23f87bed | 2481 | |
01c52d31 MB |
2482 | ;;}}} |
2483 | ||
2484 | ;;{{{ Bogofilter | |
23f87bed | 2485 | (defun spam-check-bogofilter-headers (&optional score) |
01c52d31 | 2486 | (let ((header (message-fetch-field spam-bogofilter-header))) |
e7b07d2f TZ |
2487 | (when header ; return nil when no header |
2488 | (if score ; scoring mode | |
2489 | (if (string-match "spamicity=\\([0-9.]+\\)" header) | |
2490 | (match-string 1 header) | |
2491 | "0") | |
2492 | ;; spam detection mode | |
2493 | (when (string-match spam-bogofilter-bogosity-positive-spam-header | |
2494 | header) | |
2495 | spam-split-group))))) | |
23f87bed MB |
2496 | |
2497 | ;; return something sensible if the score can't be determined | |
01c52d31 | 2498 | (defun spam-bogofilter-score (&optional recheck) |
3042deef | 2499 | "Get the Bogofilter spamicity score." |
01c52d31 | 2500 | (interactive "P") |
23f87bed MB |
2501 | (save-window-excursion |
2502 | (gnus-summary-show-article t) | |
2503 | (set-buffer gnus-article-buffer) | |
01c52d31 | 2504 | (let ((score (or (unless recheck |
e7b07d2f TZ |
2505 | (spam-check-bogofilter-headers t)) |
2506 | (spam-check-bogofilter t)))) | |
01c52d31 | 2507 | (gnus-summary-show-article) |
23f87bed | 2508 | (message "Spamicity score %s" score) |
01c52d31 MB |
2509 | (or score "0")))) |
2510 | ||
2511 | (defun spam-verify-bogofilter () | |
2512 | "Verify the Bogofilter version is sufficient." | |
2513 | (when (eq spam-bogofilter-valid 'unknown) | |
2514 | (setq spam-bogofilter-valid | |
e7b07d2f TZ |
2515 | (not (string-match "^bogofilter version 0\\.\\([0-9]\\|1[01]\\)\\." |
2516 | (shell-command-to-string | |
2517 | (format "%s -V" spam-bogofilter-program)))))) | |
01c52d31 | 2518 | spam-bogofilter-valid) |
3042deef | 2519 | |
23f87bed | 2520 | (defun spam-check-bogofilter (&optional score) |
01c52d31 MB |
2521 | "Check the Bogofilter backend for the classification of this message." |
2522 | (if (spam-verify-bogofilter) | |
2523 | (let ((article-buffer-name (buffer-name)) | |
e7b07d2f TZ |
2524 | (db spam-bogofilter-database-directory) |
2525 | return) | |
2526 | (with-temp-buffer | |
2527 | (let ((temp-buffer-name (buffer-name))) | |
2528 | (with-current-buffer article-buffer-name | |
2529 | (apply 'call-process-region | |
2530 | (point-min) (point-max) | |
2531 | spam-bogofilter-program | |
2532 | nil temp-buffer-name nil | |
2533 | (if db `("-d" ,db "-v") `("-v")))) | |
2534 | (setq return (spam-check-bogofilter-headers score)))) | |
2535 | return) | |
01c52d31 | 2536 | (gnus-error 5 "`spam.el' doesn't support obsolete bogofilter versions"))) |
23f87bed MB |
2537 | |
2538 | (defun spam-bogofilter-register-with-bogofilter (articles | |
e7b07d2f TZ |
2539 | spam |
2540 | &optional unregister) | |
23f87bed | 2541 | "Register an article, given as a string, as spam or non-spam." |
01c52d31 MB |
2542 | (if (spam-verify-bogofilter) |
2543 | (dolist (article articles) | |
e7b07d2f TZ |
2544 | (let ((article-string (spam-get-article-as-string article)) |
2545 | (db spam-bogofilter-database-directory) | |
2546 | (switch (if unregister | |
2547 | (if spam | |
2548 | spam-bogofilter-spam-strong-switch | |
2549 | spam-bogofilter-ham-strong-switch) | |
2550 | (if spam | |
2551 | spam-bogofilter-spam-switch | |
2552 | spam-bogofilter-ham-switch)))) | |
2553 | (when (stringp article-string) | |
2554 | (with-temp-buffer | |
2555 | (insert article-string) | |
2556 | ||
2557 | (apply 'call-process-region | |
2558 | (point-min) (point-max) | |
2559 | spam-bogofilter-program | |
2560 | nil nil nil switch | |
2561 | (if db `("-d" ,db "-v") `("-v"))))))) | |
01c52d31 | 2562 | (gnus-error 5 "`spam.el' doesn't support obsolete bogofilter versions"))) |
23f87bed MB |
2563 | |
2564 | (defun spam-bogofilter-register-spam-routine (articles &optional unregister) | |
2565 | (spam-bogofilter-register-with-bogofilter articles t unregister)) | |
2566 | ||
2567 | (defun spam-bogofilter-unregister-spam-routine (articles) | |
2568 | (spam-bogofilter-register-spam-routine articles t)) | |
2569 | ||
2570 | (defun spam-bogofilter-register-ham-routine (articles &optional unregister) | |
2571 | (spam-bogofilter-register-with-bogofilter articles nil unregister)) | |
2572 | ||
2573 | (defun spam-bogofilter-unregister-ham-routine (articles) | |
2574 | (spam-bogofilter-register-ham-routine articles t)) | |
2575 | ||
2576 | ||
01c52d31 MB |
2577 | ;;}}} |
2578 | ||
2579 | ;;{{{ spamoracle | |
23f87bed MB |
2580 | (defun spam-check-spamoracle () |
2581 | "Run spamoracle on an article to determine whether it's spam." | |
01c52d31 | 2582 | (let ((article-buffer-name (buffer-name))) |
23f87bed MB |
2583 | (with-temp-buffer |
2584 | (let ((temp-buffer-name (buffer-name))) | |
e7b07d2f TZ |
2585 | (with-current-buffer article-buffer-name |
2586 | (let ((status | |
2587 | (apply 'call-process-region | |
2588 | (point-min) (point-max) | |
2589 | spam-spamoracle-binary | |
2590 | nil temp-buffer-name nil | |
2591 | (if spam-spamoracle-database | |
2592 | `("-f" ,spam-spamoracle-database "mark") | |
2593 | '("mark"))))) | |
2594 | (if (eq 0 status) | |
2595 | (progn | |
2596 | (set-buffer temp-buffer-name) | |
2597 | (goto-char (point-min)) | |
2598 | (when (re-search-forward "^X-Spam: yes;" nil t) | |
2599 | spam-split-group)) | |
2600 | (error "Error running spamoracle: %s" status)))))))) | |
23f87bed MB |
2601 | |
2602 | (defun spam-spamoracle-learn (articles article-is-spam-p &optional unregister) | |
2603 | "Run spamoracle in training mode." | |
2604 | (with-temp-buffer | |
2605 | (let ((temp-buffer-name (buffer-name))) | |
2606 | (save-excursion | |
e7b07d2f TZ |
2607 | (goto-char (point-min)) |
2608 | (dolist (article articles) | |
2609 | (insert (spam-get-article-as-string article))) | |
2610 | (let* ((arg (if (spam-xor unregister article-is-spam-p) | |
2611 | "-spam" | |
2612 | "-good")) | |
2613 | (status | |
2614 | (apply 'call-process-region | |
2615 | (point-min) (point-max) | |
2616 | spam-spamoracle-binary | |
2617 | nil temp-buffer-name nil | |
2618 | (if spam-spamoracle-database | |
2619 | `("-f" ,spam-spamoracle-database | |
2620 | "add" ,arg) | |
2621 | `("add" ,arg))))) | |
2622 | (unless (eq 0 status) | |
2623 | (error "Error running spamoracle: %s" status))))))) | |
23f87bed MB |
2624 | |
2625 | (defun spam-spamoracle-learn-ham (articles &optional unregister) | |
2626 | (spam-spamoracle-learn articles nil unregister)) | |
2627 | ||
2628 | (defun spam-spamoracle-unlearn-ham (articles &optional unregister) | |
2629 | (spam-spamoracle-learn-ham articles t)) | |
2630 | ||
2631 | (defun spam-spamoracle-learn-spam (articles &optional unregister) | |
2632 | (spam-spamoracle-learn articles t unregister)) | |
2633 | ||
2634 | (defun spam-spamoracle-unlearn-spam (articles &optional unregister) | |
2635 | (spam-spamoracle-learn-spam articles t)) | |
2636 | ||
01c52d31 MB |
2637 | ;;}}} |
2638 | ||
2639 | ;;{{{ SpamAssassin | |
2640 | ;;; based mostly on the bogofilter code | |
2641 | (defun spam-check-spamassassin-headers (&optional score) | |
2642 | "Check the SpamAssassin headers for the classification of this message." | |
e7b07d2f | 2643 | (if score ; scoring mode |
01c52d31 | 2644 | (let ((header (message-fetch-field spam-spamassassin-spam-status-header))) |
e7b07d2f TZ |
2645 | (when header |
2646 | (if (string-match spam-spamassassin-score-regexp header) | |
2647 | (match-string 1 header) | |
2648 | "0"))) | |
01c52d31 MB |
2649 | ;; spam detection mode |
2650 | (let ((header (message-fetch-field spam-spamassassin-spam-flag-header))) | |
e7b07d2f TZ |
2651 | (when header ; return nil when no header |
2652 | (when (string-match spam-spamassassin-positive-spam-flag-header | |
2653 | header) | |
2654 | spam-split-group))))) | |
01c52d31 MB |
2655 | |
2656 | (defun spam-check-spamassassin (&optional score) | |
2657 | "Check the SpamAssassin backend for the classification of this message." | |
2658 | (let ((article-buffer-name (buffer-name))) | |
2659 | (with-temp-buffer | |
2660 | (let ((temp-buffer-name (buffer-name))) | |
e7b07d2f TZ |
2661 | (with-current-buffer article-buffer-name |
2662 | (apply 'call-process-region | |
2663 | (point-min) (point-max) spam-assassin-program | |
2664 | nil temp-buffer-name nil spam-spamassassin-arguments)) | |
2665 | ;; check the return now (we're back in the temp buffer) | |
2666 | (goto-char (point-min)) | |
2667 | (spam-check-spamassassin-headers score))))) | |
01c52d31 MB |
2668 | |
2669 | ;; return something sensible if the score can't be determined | |
2670 | (defun spam-spamassassin-score (&optional recheck) | |
2671 | "Get the SpamAssassin score" | |
2672 | (interactive "P") | |
2673 | (save-window-excursion | |
2674 | (gnus-summary-show-article t) | |
2675 | (set-buffer gnus-article-buffer) | |
2676 | (let ((score (or (unless recheck | |
e7b07d2f TZ |
2677 | (spam-check-spamassassin-headers t)) |
2678 | (spam-check-spamassassin t)))) | |
01c52d31 MB |
2679 | (gnus-summary-show-article) |
2680 | (message "SpamAssassin score %s" score) | |
2681 | (or score "0")))) | |
2682 | ||
2683 | (defun spam-spamassassin-register-with-sa-learn (articles spam | |
e7b07d2f | 2684 | &optional unregister) |
01c52d31 MB |
2685 | "Register articles with spamassassin's sa-learn as spam or non-spam." |
2686 | (if articles | |
2687 | (let ((action (if unregister spam-sa-learn-unregister-switch | |
e7b07d2f TZ |
2688 | (if spam spam-sa-learn-spam-switch |
2689 | spam-sa-learn-ham-switch))) | |
2690 | (summary-buffer-name (buffer-name))) | |
2691 | (with-temp-buffer | |
2692 | ;; group the articles into mbox format | |
2693 | (dolist (article articles) | |
2694 | (let (article-string) | |
2695 | (with-current-buffer summary-buffer-name | |
2696 | (setq article-string (spam-get-article-as-string article))) | |
2697 | (when (stringp article-string) | |
672022e7 G |
2698 | ;; mbox separator |
2699 | (insert (concat "From nobody " (current-time-string) "\n")) | |
e7b07d2f TZ |
2700 | (insert article-string) |
2701 | (insert "\n")))) | |
2702 | ;; call sa-learn on all messages at the same time | |
2703 | (apply 'call-process-region | |
2704 | (point-min) (point-max) | |
2705 | spam-sa-learn-program | |
2706 | nil nil nil "--mbox" | |
2707 | (if spam-sa-learn-rebuild | |
2708 | (list action) | |
2709 | `("--no-rebuild" ,action))))))) | |
01c52d31 MB |
2710 | |
2711 | (defun spam-spamassassin-register-spam-routine (articles &optional unregister) | |
2712 | (spam-spamassassin-register-with-sa-learn articles t unregister)) | |
2713 | ||
2714 | (defun spam-spamassassin-register-ham-routine (articles &optional unregister) | |
2715 | (spam-spamassassin-register-with-sa-learn articles nil unregister)) | |
2716 | ||
2717 | (defun spam-spamassassin-unregister-spam-routine (articles) | |
2718 | (spam-spamassassin-register-with-sa-learn articles t t)) | |
2719 | ||
2720 | (defun spam-spamassassin-unregister-ham-routine (articles) | |
2721 | (spam-spamassassin-register-with-sa-learn articles nil t)) | |
2722 | ||
2723 | ;;}}} | |
2724 | ||
2725 | ;;{{{ Bsfilter | |
2726 | ;;; based mostly on the bogofilter code | |
2727 | (defun spam-check-bsfilter-headers (&optional score) | |
2728 | (if score | |
2729 | (or (nnmail-fetch-field spam-bsfilter-probability-header) | |
e7b07d2f | 2730 | "0") |
01c52d31 MB |
2731 | (let ((header (nnmail-fetch-field spam-bsfilter-header))) |
2732 | (when header ; return nil when no header | |
e7b07d2f TZ |
2733 | (when (string-match "YES" header) |
2734 | spam-split-group))))) | |
01c52d31 MB |
2735 | |
2736 | ;; return something sensible if the score can't be determined | |
2737 | (defun spam-bsfilter-score (&optional recheck) | |
3042deef | 2738 | "Get the Bsfilter spamicity score." |
01c52d31 MB |
2739 | (interactive "P") |
2740 | (save-window-excursion | |
2741 | (gnus-summary-show-article t) | |
2742 | (set-buffer gnus-article-buffer) | |
2743 | (let ((score (or (unless recheck | |
e7b07d2f TZ |
2744 | (spam-check-bsfilter-headers t)) |
2745 | (spam-check-bsfilter t)))) | |
01c52d31 MB |
2746 | (gnus-summary-show-article) |
2747 | (message "Spamicity score %s" score) | |
2748 | (or score "0")))) | |
2749 | ||
2750 | (defun spam-check-bsfilter (&optional score) | |
3042deef | 2751 | "Check the Bsfilter backend for the classification of this message." |
01c52d31 | 2752 | (let ((article-buffer-name (buffer-name)) |
e7b07d2f TZ |
2753 | (dir spam-bsfilter-database-directory) |
2754 | return) | |
01c52d31 MB |
2755 | (with-temp-buffer |
2756 | (let ((temp-buffer-name (buffer-name))) | |
e7b07d2f TZ |
2757 | (with-current-buffer article-buffer-name |
2758 | (apply 'call-process-region | |
2759 | (point-min) (point-max) | |
2760 | spam-bsfilter-program | |
2761 | nil temp-buffer-name nil | |
2762 | "--pipe" | |
2763 | "--insert-flag" | |
2764 | "--insert-probability" | |
2765 | (when dir | |
2766 | (list "--homedir" dir)))) | |
2767 | (setq return (spam-check-bsfilter-headers score)))) | |
01c52d31 MB |
2768 | return)) |
2769 | ||
2770 | (defun spam-bsfilter-register-with-bsfilter (articles | |
e7b07d2f TZ |
2771 | spam |
2772 | &optional unregister) | |
01c52d31 MB |
2773 | "Register an article, given as a string, as spam or non-spam." |
2774 | (dolist (article articles) | |
2775 | (let ((article-string (spam-get-article-as-string article)) | |
e7b07d2f TZ |
2776 | (switch (if unregister |
2777 | (if spam | |
2778 | spam-bsfilter-spam-strong-switch | |
2779 | spam-bsfilter-ham-strong-switch) | |
2780 | (if spam | |
2781 | spam-bsfilter-spam-switch | |
2782 | spam-bsfilter-ham-switch)))) | |
01c52d31 | 2783 | (when (stringp article-string) |
e7b07d2f TZ |
2784 | (with-temp-buffer |
2785 | (insert article-string) | |
2786 | (apply 'call-process-region | |
2787 | (point-min) (point-max) | |
2788 | spam-bsfilter-program | |
2789 | nil nil nil switch | |
2790 | "--update" | |
2791 | (when spam-bsfilter-database-directory | |
2792 | (list "--homedir" | |
2793 | spam-bsfilter-database-directory)))))))) | |
01c52d31 MB |
2794 | |
2795 | (defun spam-bsfilter-register-spam-routine (articles &optional unregister) | |
2796 | (spam-bsfilter-register-with-bsfilter articles t unregister)) | |
2797 | ||
2798 | (defun spam-bsfilter-unregister-spam-routine (articles) | |
2799 | (spam-bsfilter-register-spam-routine articles t)) | |
2800 | ||
2801 | (defun spam-bsfilter-register-ham-routine (articles &optional unregister) | |
2802 | (spam-bsfilter-register-with-bsfilter articles nil unregister)) | |
2803 | ||
2804 | (defun spam-bsfilter-unregister-ham-routine (articles) | |
2805 | (spam-bsfilter-register-ham-routine articles t)) | |
2806 | ||
2807 | ;;}}} | |
2808 | ||
2809 | ;;{{{ CRM114 Mailfilter | |
2810 | (defun spam-check-crm114-headers (&optional score) | |
2811 | (let ((header (message-fetch-field spam-crm114-header))) | |
e7b07d2f TZ |
2812 | (when header ; return nil when no header |
2813 | (if score ; scoring mode | |
2814 | (if (string-match "( pR: \\([0-9.-]+\\)" header) | |
2815 | (match-string 1 header) | |
2816 | "0") | |
2817 | ;; spam detection mode | |
2818 | (when (string-match spam-crm114-positive-spam-header | |
2819 | header) | |
2820 | spam-split-group))))) | |
01c52d31 MB |
2821 | |
2822 | ;; return something sensible if the score can't be determined | |
2823 | (defun spam-crm114-score () | |
3042deef | 2824 | "Get the CRM114 Mailfilter pR." |
01c52d31 MB |
2825 | (interactive) |
2826 | (save-window-excursion | |
2827 | (gnus-summary-show-article t) | |
2828 | (set-buffer gnus-article-buffer) | |
2829 | (let ((score (or (spam-check-crm114-headers t) | |
e7b07d2f | 2830 | (spam-check-crm114 t)))) |
01c52d31 MB |
2831 | (gnus-summary-show-article) |
2832 | (message "pR: %s" score) | |
2833 | (or score "0")))) | |
2834 | ||
2835 | (defun spam-check-crm114 (&optional score) | |
3042deef | 2836 | "Check the CRM114 Mailfilter backend for the classification of this message." |
01c52d31 | 2837 | (let ((article-buffer-name (buffer-name)) |
e7b07d2f TZ |
2838 | (db spam-crm114-database-directory) |
2839 | return) | |
01c52d31 MB |
2840 | (with-temp-buffer |
2841 | (let ((temp-buffer-name (buffer-name))) | |
e7b07d2f TZ |
2842 | (with-current-buffer article-buffer-name |
2843 | (apply 'call-process-region | |
2844 | (point-min) (point-max) | |
2845 | spam-crm114-program | |
2846 | nil temp-buffer-name nil | |
01c52d31 | 2847 | (when db (list (concat "--fileprefix=" db))))) |
e7b07d2f | 2848 | (setq return (spam-check-crm114-headers score)))) |
01c52d31 MB |
2849 | return)) |
2850 | ||
2851 | (defun spam-crm114-register-with-crm114 (articles | |
e7b07d2f TZ |
2852 | spam |
2853 | &optional unregister) | |
01c52d31 MB |
2854 | "Register an article, given as a string, as spam or non-spam." |
2855 | (dolist (article articles) | |
2856 | (let ((article-string (spam-get-article-as-string article)) | |
e7b07d2f TZ |
2857 | (db spam-crm114-database-directory) |
2858 | (switch (if unregister | |
2859 | (if spam | |
2860 | spam-crm114-spam-strong-switch | |
2861 | spam-crm114-ham-strong-switch) | |
2862 | (if spam | |
2863 | spam-crm114-spam-switch | |
2864 | spam-crm114-ham-switch)))) | |
01c52d31 | 2865 | (when (stringp article-string) |
e7b07d2f TZ |
2866 | (with-temp-buffer |
2867 | (insert article-string) | |
01c52d31 | 2868 | |
e7b07d2f TZ |
2869 | (apply 'call-process-region |
2870 | (point-min) (point-max) | |
2871 | spam-crm114-program | |
2872 | nil nil nil | |
01c52d31 MB |
2873 | (when db (list switch (concat "--fileprefix=" db))))))))) |
2874 | ||
2875 | (defun spam-crm114-register-spam-routine (articles &optional unregister) | |
2876 | (spam-crm114-register-with-crm114 articles t unregister)) | |
2877 | ||
2878 | (defun spam-crm114-unregister-spam-routine (articles) | |
2879 | (spam-crm114-register-spam-routine articles t)) | |
2880 | ||
2881 | (defun spam-crm114-register-ham-routine (articles &optional unregister) | |
2882 | (spam-crm114-register-with-crm114 articles nil unregister)) | |
2883 | ||
2884 | (defun spam-crm114-unregister-ham-routine (articles) | |
2885 | (spam-crm114-register-ham-routine articles t)) | |
2886 | ||
2887 | ;;}}} | |
2888 | ||
2889 | ;;}}} | |
2890 | ||
2891 | ;;{{{ Hooks | |
23f87bed MB |
2892 | |
2893 | ;;;###autoload | |
01c52d31 MB |
2894 | (defun spam-initialize (&rest symbols) |
2895 | "Install the spam.el hooks and do other initialization. | |
2896 | When SYMBOLS is given, set those variables to t. This is so you | |
3042deef | 2897 | can call `spam-initialize' before you set spam-use-* variables on |
01c52d31 | 2898 | explicitly, and matters only if you need the extra headers |
3042deef | 2899 | installed through `spam-necessary-extra-headers'." |
23f87bed | 2900 | (interactive) |
01c52d31 | 2901 | |
4e2b87d8 G |
2902 | (when spam-install-hooks |
2903 | (dolist (var symbols) | |
2904 | (set var t)) | |
2905 | ||
2906 | (dolist (header (spam-necessary-extra-headers)) | |
2907 | (add-to-list 'nnmail-extra-headers header) | |
2908 | (add-to-list 'gnus-extra-headers header)) | |
2909 | ||
2910 | ;; TODO: How do we redo this every time the `spam' face is customized? | |
2911 | (push '((eq mark gnus-spam-mark) . spam) | |
2912 | gnus-summary-highlight) | |
2913 | ;; Add hooks for loading and saving the spam stats | |
2914 | (add-hook 'gnus-save-newsrc-hook 'spam-maybe-spam-stat-save) | |
2915 | (add-hook 'gnus-get-top-new-news-hook 'spam-maybe-spam-stat-load) | |
2916 | (add-hook 'gnus-startup-hook 'spam-maybe-spam-stat-load) | |
2917 | (add-hook 'gnus-summary-prepare-exit-hook 'spam-summary-prepare-exit) | |
2918 | (add-hook 'gnus-summary-prepare-hook 'spam-summary-prepare) | |
2919 | (add-hook 'gnus-get-new-news-hook 'spam-setup-widening) | |
2920 | (add-hook 'gnus-summary-prepared-hook 'spam-find-spam) | |
2921 | ;; Don't install things more than once. | |
2922 | (setq spam-install-hooks nil))) | |
23f87bed MB |
2923 | |
2924 | (defun spam-unload-hook () | |
3042deef | 2925 | "Uninstall the spam.el hooks." |
23f87bed MB |
2926 | (interactive) |
2927 | (remove-hook 'gnus-save-newsrc-hook 'spam-maybe-spam-stat-save) | |
2928 | (remove-hook 'gnus-get-top-new-news-hook 'spam-maybe-spam-stat-load) | |
2929 | (remove-hook 'gnus-startup-hook 'spam-maybe-spam-stat-load) | |
2930 | (remove-hook 'gnus-summary-prepare-exit-hook 'spam-summary-prepare-exit) | |
2931 | (remove-hook 'gnus-summary-prepare-hook 'spam-summary-prepare) | |
2932 | (remove-hook 'gnus-get-new-news-hook 'spam-setup-widening) | |
2933 | (remove-hook 'gnus-summary-prepare-hook 'spam-find-spam)) | |
2934 | ||
e3502063 RS |
2935 | (add-hook 'spam-unload-hook 'spam-unload-hook) |
2936 | ||
01c52d31 | 2937 | ;;}}} |
23f87bed MB |
2938 | |
2939 | (provide 'spam) | |
2940 | ||
23f87bed | 2941 | ;;; spam.el ends here |