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1 | ;;; erc-match.el --- Highlight messages matching certain regexps |
2 | ||
ff59d266 | 3 | ;; Copyright (C) 2002, 2003, 2004, 2005, 2006, |
114f9c96 | 4 | ;; 2007, 2008, 2009, 2010 Free Software Foundation, Inc. |
597993cf MB |
5 | |
6 | ;; Author: Andreas Fuchs <asf@void.at> | |
7 | ;; Keywords: comm, faces | |
8 | ;; URL: http://www.emacswiki.org/cgi-bin/wiki.pl?ErcMatch | |
9 | ||
10 | ;; This file is part of GNU Emacs. | |
11 | ||
4ee57b2a | 12 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
597993cf | 13 | ;; it under the terms of the GNU General Public License as published by |
4ee57b2a GM |
14 | ;; the Free Software Foundation, either version 3 of the License, or |
15 | ;; (at your option) any later version. | |
597993cf MB |
16 | |
17 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
18 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;; GNU General Public License for more details. | |
21 | ||
22 | ;; You should have received a copy of the GNU General Public License | |
4ee57b2a | 23 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
597993cf MB |
24 | |
25 | ;;; Commentary: | |
26 | ||
27 | ;; This file includes stuff to work with pattern matching in ERC. If | |
28 | ;; you were used to customizing erc-fools, erc-keywords, erc-pals, | |
29 | ;; erc-dangerous-hosts and the like, this file contains these | |
30 | ;; customizable variables. | |
31 | ||
32 | ;; Usage: | |
33 | ;; Put (erc-match-mode 1) into your ~/.emacs file. | |
34 | ||
35 | ;;; Code: | |
36 | ||
37 | (require 'erc) | |
38 | (eval-when-compile (require 'cl)) | |
39 | ||
40 | ;; Customisation: | |
41 | ||
42 | (defgroup erc-match nil | |
43 | "Keyword and Friend/Foe/... recognition. | |
44 | Group containing all things concerning pattern matching in ERC | |
45 | messages." | |
46 | :group 'erc) | |
47 | ||
48 | ;;;###autoload (autoload 'erc-match-mode "erc-match") | |
49 | (define-erc-module match nil | |
50 | "This mode checks whether messages match certain patterns. If so, | |
51 | they are hidden or highlighted. This is controlled via the variables | |
52 | `erc-pals', `erc-fools', `erc-keywords', `erc-dangerous-hosts', and | |
53 | `erc-current-nick-highlight-type'. For all these highlighting types, | |
54 | you can decide whether the entire message or only the sending nick is | |
55 | highlighted." | |
56 | ((add-hook 'erc-insert-modify-hook 'erc-match-message 'append)) | |
57 | ((remove-hook 'erc-insert-modify-hook 'erc-match-message))) | |
58 | ||
59 | ;; Remaining customizations | |
60 | ||
61 | (defcustom erc-pals nil | |
62 | "List of pals on IRC." | |
63 | :group 'erc-match | |
64 | :type '(repeat regexp)) | |
65 | ||
66 | (defcustom erc-fools nil | |
67 | "List of fools on IRC." | |
68 | :group 'erc-match | |
69 | :type '(repeat regexp)) | |
70 | ||
71 | (defcustom erc-keywords nil | |
72 | "List of keywords to highlight in all incoming messages. | |
73 | Each entry in the list is either a regexp, or a cons cell with the | |
74 | regexp in the car and the face to use in the cdr. If no face is | |
75 | specified, `erc-keyword-face' is used." | |
76 | :group 'erc-match | |
77 | :type '(repeat (choice regexp | |
78 | (list regexp face)))) | |
79 | ||
80 | (defcustom erc-dangerous-hosts nil | |
81 | "List of regexps for hosts to highlight. | |
82 | Useful to mark nicks from dangerous hosts." | |
83 | :group 'erc-match | |
84 | :type '(repeat regexp)) | |
85 | ||
86 | (defcustom erc-current-nick-highlight-type 'keyword | |
87 | "*Determines how to highlight text in which your current nickname appears | |
88 | \(does not apply to text sent by you\). | |
89 | ||
90 | The following values are allowed: | |
91 | ||
92 | nil - do not highlight the message at all | |
93 | 'keyword - highlight all instances of current nickname in message | |
94 | 'nick - highlight the nick of the user who typed your nickname | |
95 | 'nick-or-keyword - highlight the nick of the user who typed your nickname, | |
96 | or all instances of the current nickname if there was | |
97 | no sending user | |
98 | 'all - highlight the entire message where current nickname occurs | |
99 | ||
100 | Any other value disables highlighting of current nickname altogether." | |
101 | :group 'erc-match | |
102 | :type '(choice (const nil) | |
103 | (const nick) | |
104 | (const keyword) | |
105 | (const nick-or-keyword) | |
106 | (const all))) | |
107 | ||
108 | (defcustom erc-pal-highlight-type 'nick | |
109 | "*Determines how to highlight messages by pals. | |
110 | See `erc-pals'. | |
111 | ||
112 | The following values are allowed: | |
113 | ||
114 | nil - do not highlight the message at all | |
115 | 'nick - highlight pal's nickname only | |
116 | 'all - highlight the entire message from pal | |
117 | ||
118 | Any other value disables pal highlighting altogether." | |
119 | :group 'erc-match | |
120 | :type '(choice (const nil) | |
121 | (const nick) | |
122 | (const all))) | |
123 | ||
124 | (defcustom erc-fool-highlight-type 'nick | |
125 | "*Determines how to highlight messages by fools. | |
126 | See `erc-fools'. | |
127 | ||
128 | The following values are allowed: | |
129 | ||
130 | nil - do not highlight the message at all | |
131 | 'nick - highlight fool's nickname only | |
132 | 'all - highlight the entire message from fool | |
133 | ||
134 | Any other value disables fool highlighting altogether." | |
135 | :group 'erc-match | |
136 | :type '(choice (const nil) | |
137 | (const nick) | |
138 | (const all))) | |
139 | ||
140 | (defcustom erc-keyword-highlight-type 'keyword | |
141 | "*Determines how to highlight messages containing keywords. | |
142 | See variable `erc-keywords'. | |
143 | ||
144 | The following values are allowed: | |
145 | ||
146 | 'keyword - highlight keyword only | |
147 | 'all - highlight the entire message containing keyword | |
148 | ||
149 | Any other value disables keyword highlighting altogether." | |
150 | :group 'erc-match | |
151 | :type '(choice (const nil) | |
152 | (const keyword) | |
153 | (const all))) | |
154 | ||
155 | (defcustom erc-dangerous-host-highlight-type 'nick | |
156 | "*Determines how to highlight messages by nicks from dangerous-hosts. | |
157 | See `erc-dangerous-hosts'. | |
158 | ||
159 | The following values are allowed: | |
160 | ||
161 | 'nick - highlight nick from dangerous-host only | |
162 | 'all - highlight the entire message from dangerous-host | |
163 | ||
164 | Any other value disables dangerous-host highlighting altogether." | |
165 | :group 'erc-match | |
166 | :type '(choice (const nil) | |
167 | (const nick) | |
168 | (const all))) | |
169 | ||
170 | ||
171 | (defcustom erc-log-matches-types-alist '((keyword . "ERC Keywords")) | |
172 | "Alist telling ERC where to log which match types. | |
173 | Valid match type keys are: | |
174 | - keyword | |
175 | - pal | |
176 | - dangerous-host | |
177 | - fool | |
178 | - current-nick | |
179 | ||
180 | The other element of each cons pair in this list is the buffer name to | |
181 | use for the logged message." | |
182 | :group 'erc-match | |
183 | :type '(repeat (cons (choice :tag "Key" | |
184 | (const keyword) | |
185 | (const pal) | |
186 | (const dangerous-host) | |
187 | (const fool) | |
188 | (const current-nick)) | |
189 | (string :tag "Buffer name")))) | |
190 | ||
191 | (defcustom erc-log-matches-flag 'away | |
192 | "Flag specifying when matched message logging should happen. | |
193 | When nil, don't log any matched messages. | |
194 | When t, log messages. | |
195 | When 'away, log messages only when away." | |
196 | :group 'erc-match | |
197 | :type '(choice (const nil) | |
198 | (const away) | |
199 | (const t))) | |
200 | ||
201 | (defcustom erc-log-match-format "%t<%n:%c> %m" | |
202 | "Format for matched Messages. | |
203 | This variable specifies how messages in the corresponding log buffers will | |
204 | be formatted. The various format specs are: | |
205 | ||
206 | %t Timestamp (uses `erc-timestamp-format' if non-nil or \"[%Y-%m-%d %H:%M] \") | |
207 | %n Nickname of sender | |
208 | %u Nickname!user@host of sender | |
209 | %c Channel in which this was received | |
210 | %m Message" | |
211 | :group 'erc-match | |
212 | :type 'string) | |
213 | ||
214 | (defcustom erc-beep-match-types '(current-nick) | |
215 | "Types of matches to beep for when a match occurs. | |
216 | The function `erc-beep-on-match' needs to be added to `erc-text-matched-hook' | |
217 | for beeping to work." | |
218 | :group 'erc-match | |
219 | :type '(choice (repeat :tag "Beep on match" (choice | |
220 | (const current-nick) | |
221 | (const keyword) | |
222 | (const pal) | |
223 | (const dangerous-host) | |
224 | (const fool))) | |
225 | (const :tag "Don't beep" nil))) | |
226 | ||
227 | (defcustom erc-text-matched-hook '(erc-log-matches) | |
228 | "Hook run when text matches a given match-type. | |
229 | Functions in this hook are passed as arguments: | |
230 | \(match-type nick!user@host message) where MATCH-TYPE is a symbol of: | |
231 | current-nick, keyword, pal, dangerous-host, fool" | |
232 | :options '(erc-log-matches erc-hide-fools erc-beep-on-match) | |
233 | :group 'erc-match | |
234 | :type 'hook) | |
235 | ||
236 | ;; Internal variables: | |
237 | ||
238 | ;; This is exactly the same as erc-button-syntax-table. Should we | |
239 | ;; just put it in erc.el | |
240 | (defvar erc-match-syntax-table | |
241 | (let ((table (make-syntax-table))) | |
242 | (modify-syntax-entry ?\( "w" table) | |
243 | (modify-syntax-entry ?\) "w" table) | |
244 | (modify-syntax-entry ?\[ "w" table) | |
245 | (modify-syntax-entry ?\] "w" table) | |
246 | (modify-syntax-entry ?\{ "w" table) | |
247 | (modify-syntax-entry ?\} "w" table) | |
248 | (modify-syntax-entry ?` "w" table) | |
249 | (modify-syntax-entry ?' "w" table) | |
250 | (modify-syntax-entry ?^ "w" table) | |
251 | (modify-syntax-entry ?- "w" table) | |
252 | (modify-syntax-entry ?_ "w" table) | |
253 | (modify-syntax-entry ?| "w" table) | |
254 | (modify-syntax-entry ?\\ "w" table) | |
255 | table) | |
256 | "Syntax table used when highlighting messages. | |
42c28f29 | 257 | This syntax table should make all the valid nick characters word |
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258 | constituents.") |
259 | ||
260 | ;; Faces: | |
261 | ||
262 | (defface erc-current-nick-face '((t (:bold t :foreground "DarkTurquoise"))) | |
263 | "ERC face for occurrences of your current nickname." | |
264 | :group 'erc-faces) | |
265 | ||
266 | (defface erc-dangerous-host-face '((t (:foreground "red"))) | |
267 | "ERC face for people on dangerous hosts. | |
268 | See `erc-dangerous-hosts'." | |
269 | :group 'erc-faces) | |
270 | ||
271 | (defface erc-pal-face '((t (:bold t :foreground "Magenta"))) | |
272 | "ERC face for your pals. | |
273 | See `erc-pals'." | |
274 | :group 'erc-faces) | |
275 | ||
276 | (defface erc-fool-face '((t (:foreground "dim gray"))) | |
277 | "ERC face for fools on the channel. | |
278 | See `erc-fools'." | |
279 | :group 'erc-faces) | |
280 | ||
281 | (defface erc-keyword-face '((t (:bold t :foreground "pale green"))) | |
282 | "ERC face for your keywords. | |
283 | Note that this is the default face to use if | |
284 | `erc-keywords' does not specify another." | |
285 | :group 'erc-faces) | |
286 | ||
287 | ;; Functions: | |
288 | ||
289 | (defun erc-add-entry-to-list (list prompt &optional completions) | |
290 | "Add an entry interactively to a list. | |
291 | LIST must be passed as a symbol | |
292 | The query happens using PROMPT. | |
293 | Completion is performed on the optional alist COMPLETIONS." | |
294 | (let ((entry (completing-read | |
295 | prompt | |
296 | completions | |
297 | (lambda (x) | |
298 | (not (erc-member-ignore-case (car x) (symbol-value list))))))) | |
299 | (if (erc-member-ignore-case entry (symbol-value list)) | |
2e564b0d | 300 | (error "\"%s\" is already on the list" entry) |
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301 | (set list (cons entry (symbol-value list)))))) |
302 | ||
303 | (defun erc-remove-entry-from-list (list prompt) | |
304 | "Remove an entry interactively from a list. | |
305 | LIST must be passed as a symbol. | |
306 | The elements of LIST can be strings, or cons cells where the | |
307 | car is the string." | |
308 | (let* ((alist (mapcar (lambda (x) | |
309 | (if (listp x) | |
310 | x | |
311 | (list x))) | |
312 | (symbol-value list))) | |
313 | (entry (completing-read | |
314 | prompt | |
315 | alist | |
316 | nil | |
317 | t))) | |
318 | (if (erc-member-ignore-case entry (symbol-value list)) | |
319 | ;; plain string | |
320 | (set list (delete entry (symbol-value list))) | |
321 | ;; cons cell | |
322 | (set list (delete (assoc entry (symbol-value list)) | |
323 | (symbol-value list)))))) | |
324 | ||
325 | ;;;###autoload | |
326 | (defun erc-add-pal () | |
327 | "Add pal interactively to `erc-pals'." | |
328 | (interactive) | |
329 | (erc-add-entry-to-list 'erc-pals "Add pal: " (erc-get-server-nickname-alist))) | |
330 | ||
331 | ;;;###autoload | |
332 | (defun erc-delete-pal () | |
333 | "Delete pal interactively to `erc-pals'." | |
334 | (interactive) | |
335 | (erc-remove-entry-from-list 'erc-pals "Delete pal: ")) | |
336 | ||
337 | ;;;###autoload | |
338 | (defun erc-add-fool () | |
339 | "Add fool interactively to `erc-fools'." | |
340 | (interactive) | |
341 | (erc-add-entry-to-list 'erc-fools "Add fool: " | |
342 | (erc-get-server-nickname-alist))) | |
343 | ||
344 | ;;;###autoload | |
345 | (defun erc-delete-fool () | |
346 | "Delete fool interactively to `erc-fools'." | |
347 | (interactive) | |
348 | (erc-remove-entry-from-list 'erc-fools "Delete fool: ")) | |
349 | ||
350 | ;;;###autoload | |
351 | (defun erc-add-keyword () | |
352 | "Add keyword interactively to `erc-keywords'." | |
353 | (interactive) | |
354 | (erc-add-entry-to-list 'erc-keywords "Add keyword: ")) | |
355 | ||
356 | ;;;###autoload | |
357 | (defun erc-delete-keyword () | |
358 | "Delete keyword interactively to `erc-keywords'." | |
359 | (interactive) | |
360 | (erc-remove-entry-from-list 'erc-keywords "Delete keyword: ")) | |
361 | ||
362 | ;;;###autoload | |
363 | (defun erc-add-dangerous-host () | |
364 | "Add dangerous-host interactively to `erc-dangerous-hosts'." | |
365 | (interactive) | |
366 | (erc-add-entry-to-list 'erc-dangerous-hosts "Add dangerous-host: ")) | |
367 | ||
368 | ;;;###autoload | |
369 | (defun erc-delete-dangerous-host () | |
370 | "Delete dangerous-host interactively to `erc-dangerous-hosts'." | |
371 | (interactive) | |
372 | (erc-remove-entry-from-list 'erc-dangerous-hosts "Delete dangerous-host: ")) | |
373 | ||
374 | (defun erc-match-current-nick-p (nickuserhost msg) | |
375 | "Check whether the current nickname is in MSG. | |
376 | NICKUSERHOST will be ignored." | |
377 | (with-syntax-table erc-match-syntax-table | |
378 | (and msg | |
379 | (string-match (concat "\\b" | |
380 | (regexp-quote (erc-current-nick)) | |
381 | "\\b") | |
382 | msg)))) | |
383 | ||
384 | (defun erc-match-pal-p (nickuserhost msg) | |
385 | "Check whether NICKUSERHOST is in `erc-pals'. | |
386 | MSG will be ignored." | |
387 | (and nickuserhost | |
388 | (erc-list-match erc-pals nickuserhost))) | |
389 | ||
390 | (defun erc-match-fool-p (nickuserhost msg) | |
391 | "Check whether NICKUSERHOST is in `erc-fools' or MSG is directed at a fool." | |
392 | (and msg nickuserhost | |
393 | (or (erc-list-match erc-fools nickuserhost) | |
394 | (erc-match-directed-at-fool-p msg)))) | |
395 | ||
396 | (defun erc-match-keyword-p (nickuserhost msg) | |
397 | "Check whether any keyword of `erc-keywords' matches for MSG. | |
398 | NICKUSERHOST will be ignored." | |
399 | (and msg | |
400 | (erc-list-match | |
401 | (mapcar (lambda (x) | |
402 | (if (listp x) | |
403 | (car x) | |
404 | x)) | |
405 | erc-keywords) | |
406 | msg))) | |
407 | ||
408 | (defun erc-match-dangerous-host-p (nickuserhost msg) | |
409 | "Check whether NICKUSERHOST is in `erc-dangerous-hosts'. | |
410 | MSG will be ignored." | |
411 | (and nickuserhost | |
412 | (erc-list-match erc-dangerous-hosts nickuserhost))) | |
413 | ||
414 | (defun erc-match-directed-at-fool-p (msg) | |
415 | "Check whether MSG is directed at a fool. | |
416 | In order to do this, every entry in `erc-fools' will be used. | |
417 | In any of the following situations, MSG is directed at an entry FOOL: | |
418 | ||
419 | - MSG starts with \"FOOL: \" or \"FOO, \" | |
420 | - MSG contains \", FOOL.\" (actually, \"\\s. FOOL\\s.\")" | |
421 | (let ((fools-beg (mapcar (lambda (entry) | |
422 | (concat "^" entry "[:,] ")) | |
423 | erc-fools)) | |
424 | (fools-end (mapcar (lambda (entry) | |
425 | (concat "\\s. " entry "\\s.")) | |
426 | erc-fools))) | |
427 | (or (erc-list-match fools-beg msg) | |
428 | (erc-list-match fools-end msg)))) | |
429 | ||
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430 | (defun erc-match-message () |
431 | "Mark certain keywords in a region. | |
432 | Use this defun with `erc-insert-modify-hook'." | |
433 | ;; This needs some refactoring. | |
434 | (goto-char (point-min)) | |
435 | (let* ((to-match-nick-dep '("pal" "fool" "dangerous-host")) | |
436 | (to-match-nick-indep '("keyword" "current-nick")) | |
437 | (vector (erc-get-parsed-vector (point-min))) | |
438 | (nickuserhost (erc-get-parsed-vector-nick vector)) | |
439 | (nickname (and nickuserhost | |
440 | (nth 0 (erc-parse-user nickuserhost)))) | |
441 | (old-pt (point)) | |
442 | (nick-beg (and nickname | |
443 | (re-search-forward (regexp-quote nickname) | |
444 | (point-max) t) | |
445 | (match-beginning 0))) | |
446 | (nick-end (when nick-beg | |
447 | (match-end 0))) | |
448 | (message (buffer-substring (if (and nick-end | |
449 | (<= (+ 2 nick-end) (point-max))) | |
450 | (+ 2 nick-end) | |
451 | (point-min)) | |
452 | (point-max)))) | |
453 | (when vector | |
454 | (mapc | |
455 | (lambda (match-type) | |
456 | (goto-char (point-min)) | |
457 | (let* ((match-prefix (concat "erc-" match-type)) | |
458 | (match-pred (intern (concat "erc-match-" match-type "-p"))) | |
459 | (match-htype (eval (intern (concat match-prefix | |
460 | "-highlight-type")))) | |
461 | (match-regex (if (string= match-type "current-nick") | |
462 | (regexp-quote (erc-current-nick)) | |
463 | (eval (intern (concat match-prefix "s"))))) | |
464 | (match-face (intern (concat match-prefix "-face")))) | |
465 | (when (funcall match-pred nickuserhost message) | |
466 | (cond | |
467 | ;; Highlight the nick of the message | |
468 | ((and (eq match-htype 'nick) | |
469 | nick-end) | |
470 | (erc-put-text-property | |
471 | nick-beg nick-end | |
472 | 'face match-face (current-buffer))) | |
473 | ;; Highlight the nick of the message, or the current | |
474 | ;; nick if there's no nick in the message (e.g. /NAMES | |
475 | ;; output) | |
476 | ((and (string= match-type "current-nick") | |
477 | (eq match-htype 'nick-or-keyword)) | |
478 | (if nick-end | |
479 | (erc-put-text-property | |
480 | nick-beg nick-end | |
481 | 'face match-face (current-buffer)) | |
482 | (goto-char (+ 2 (or nick-end | |
483 | (point-min)))) | |
484 | (while (re-search-forward match-regex nil t) | |
485 | (erc-put-text-property (match-beginning 0) (match-end 0) | |
486 | 'face match-face)))) | |
487 | ;; Highlight the whole message | |
488 | ((eq match-htype 'all) | |
489 | (erc-put-text-property | |
490 | (point-min) (point-max) | |
491 | 'face match-face (current-buffer))) | |
492 | ;; Highlight all occurrences of the word to be | |
493 | ;; highlighted. | |
494 | ((and (string= match-type "keyword") | |
495 | (eq match-htype 'keyword)) | |
496 | (mapc (lambda (elt) | |
497 | (let ((regex elt) | |
498 | (face match-face)) | |
499 | (when (consp regex) | |
500 | (setq regex (car elt) | |
501 | face (cdr elt))) | |
502 | (goto-char (+ 2 (or nick-end | |
503 | (point-min)))) | |
504 | (while (re-search-forward regex nil t) | |
505 | (erc-put-text-property | |
506 | (match-beginning 0) (match-end 0) | |
507 | 'face face)))) | |
508 | match-regex)) | |
509 | ;; Highlight all occurrences of our nick. | |
510 | ((and (string= match-type "current-nick") | |
511 | (eq match-htype 'keyword)) | |
512 | (goto-char (+ 2 (or nick-end | |
513 | (point-min)))) | |
514 | (while (re-search-forward match-regex nil t) | |
515 | (erc-put-text-property (match-beginning 0) (match-end 0) | |
516 | 'face match-face))) | |
517 | ;; Else twiddle your thumbs. | |
518 | (t nil)) | |
519 | (run-hook-with-args | |
520 | 'erc-text-matched-hook | |
521 | (intern match-type) | |
522 | (or nickuserhost | |
523 | (concat "Server:" (erc-get-parsed-vector-type vector))) | |
524 | message)))) | |
525 | (if nickuserhost | |
526 | (append to-match-nick-dep to-match-nick-indep) | |
527 | to-match-nick-indep))))) | |
528 | ||
529 | (defun erc-log-matches (match-type nickuserhost message) | |
530 | "Log matches in a separate buffer, determined by MATCH-TYPE. | |
da2a6e44 JB |
531 | The behavior of this function is controlled by the variables |
532 | `erc-log-matches-types-alist' and `erc-log-matches-flag'. | |
533 | Specify the match types which should be logged in the former, | |
534 | and deactivate/activate match logging in the latter. | |
535 | See `erc-log-match-format'." | |
597993cf MB |
536 | (let ((match-buffer-name (cdr (assq match-type |
537 | erc-log-matches-types-alist))) | |
538 | (nick (nth 0 (erc-parse-user nickuserhost)))) | |
539 | (when (and | |
540 | (or (eq erc-log-matches-flag t) | |
541 | (and (eq erc-log-matches-flag 'away) | |
ff59d266 | 542 | (erc-away-time))) |
597993cf MB |
543 | match-buffer-name) |
544 | (let ((line (format-spec erc-log-match-format | |
545 | (format-spec-make | |
546 | ?n nick | |
547 | ?t (format-time-string | |
548 | (or (and (boundp 'erc-timestamp-format) | |
549 | erc-timestamp-format) | |
550 | "[%Y-%m-%d %H:%M] ")) | |
551 | ?c (or (erc-default-target) "") | |
552 | ?m message | |
553 | ?u nickuserhost)))) | |
554 | (with-current-buffer (erc-log-matches-make-buffer match-buffer-name) | |
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555 | (let ((inhibit-read-only t)) |
556 | (goto-char (point-max)) | |
557 | (insert line))))))) | |
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558 | |
559 | (defun erc-log-matches-make-buffer (name) | |
560 | "Create or get a log-matches buffer named NAME and return it." | |
561 | (let* ((buffer-already (get-buffer name)) | |
562 | (buffer (or buffer-already | |
563 | (get-buffer-create name)))) | |
564 | (with-current-buffer buffer | |
565 | (unless buffer-already | |
566 | (insert " == Type \"q\" to dismiss messages ==\n") | |
567 | (erc-view-mode-enter nil (lambda (buffer) | |
35dbb6cf | 568 | (when (y-or-n-p "Discard messages? ") |
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569 | (kill-buffer buffer))))) |
570 | buffer))) | |
571 | ||
572 | (defun erc-log-matches-come-back (proc parsed) | |
573 | "Display a notice that messages were logged while away." | |
ff59d266 | 574 | (when (and (erc-away-time) |
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575 | (eq erc-log-matches-flag 'away)) |
576 | (mapc | |
577 | (lambda (match-type) | |
578 | (let ((buffer (get-buffer (cdr match-type))) | |
579 | (buffer-name (cdr match-type))) | |
580 | (when buffer | |
581 | (let* ((last-msg-time (erc-emacs-time-to-erc-time | |
582 | (with-current-buffer buffer | |
583 | (get-text-property (1- (point-max)) | |
584 | 'timestamp)))) | |
ff59d266 | 585 | (away-time (erc-emacs-time-to-erc-time (erc-away-time)))) |
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586 | (when (and away-time last-msg-time |
587 | (erc-time-gt last-msg-time away-time)) | |
588 | (erc-display-message | |
589 | nil 'notice 'active | |
590 | (format "You have logged messages waiting in \"%s\"." | |
591 | buffer-name)) | |
592 | (erc-display-message | |
593 | nil 'notice 'active | |
594 | (format "Type \"C-c C-k %s RET\" to view them." | |
595 | buffer-name))))))) | |
596 | erc-log-matches-types-alist)) | |
597 | nil) | |
598 | ||
599 | ; This handler must be run _before_ erc-process-away is. | |
600 | (add-hook 'erc-server-305-functions 'erc-log-matches-come-back nil) | |
601 | ||
602 | (defun erc-go-to-log-matches-buffer () | |
603 | "Interactively open an erc-log-matches buffer." | |
604 | (interactive) | |
605 | (let ((buffer-name (completing-read "Switch to ERC Log buffer: " | |
606 | (mapcar (lambda (x) | |
607 | (cons (cdr x) t)) | |
608 | erc-log-matches-types-alist) | |
609 | (lambda (buffer-cons) | |
610 | (get-buffer (car buffer-cons)))))) | |
611 | (switch-to-buffer buffer-name))) | |
612 | ||
613 | (define-key erc-mode-map "\C-c\C-k" 'erc-go-to-log-matches-buffer) | |
614 | ||
615 | (defun erc-hide-fools (match-type nickuserhost message) | |
616 | "Hide foolish comments. | |
617 | This function should be called from `erc-text-matched-hook'." | |
618 | (when (eq match-type 'fool) | |
619 | (erc-put-text-properties (point-min) (point-max) | |
620 | '(invisible intangible) | |
621 | (current-buffer)))) | |
622 | ||
623 | (defun erc-beep-on-match (match-type nickuserhost message) | |
624 | "Beep when text matches. | |
625 | This function is meant to be called from `erc-text-matched-hook'." | |
626 | (when (member match-type erc-beep-match-types) | |
627 | (beep))) | |
628 | ||
629 | (provide 'erc-match) | |
630 | ||
631 | ;;; erc-match.el ends here | |
632 | ;; | |
633 | ;; Local Variables: | |
634 | ;; indent-tabs-mode: t | |
635 | ;; tab-width: 8 | |
636 | ;; End: | |
637 | ||
638 | ;; arch-tag: 1f1f595e-abcc-4b0b-83db-598a1d3f0f82 |