1 ;;; liece-handle.el --- implementation of IRC message handlers
2 ;; Copyright (C) 1998-2000 Daiki Ueno
4 ;; Author: Daiki Ueno <ueno@unixuser.org>
7 ;; Keywords: IRC, liece
9 ;; This file is part of Liece.
11 ;; This program is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
16 ;; This program is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
24 ;; Boston, MA 02111-1307, USA.
33 (require 'liece-inlines)
35 (require 'liece-intl))
37 (require 'liece-message)
38 (require 'liece-filter)
40 (require 'liece-handler)
42 (defmacro liece-handle-prepare-comment (rest &optional quote)
43 `(if (zerop (length ,rest))
46 (regexp-quote (format " (%s)" ,rest))
47 (format " (%s)" ,rest))))
49 (defmacro liece-handle-message-check-empty (msg)
52 (defmacro liece-handle-message-check-ignored (prefix rest)
54 (liece-ignore-this-p ,prefix liece-user-at-host)
55 (liece-message-from-ignored ,prefix ,rest)))
57 (defmacro liece-handle-check-changes-ignored ()
58 'liece-ignore-changes)
60 (defconst liece-handle-ctcp-message-regexp "\001\\(.*\\)\001")
62 (defmacro liece-handle-ctcp-message-p (msg)
63 `(string-match liece-handle-ctcp-message-regexp ,msg))
65 (autoload 'liece-ctcp-message "liece-ctcp")
66 (autoload 'liece-ctcp-notice "liece-ctcp")
69 (liece-handler-define-backend "generic")
73 (liece-handler-define-function
74 message '(prefix rest "generic")
75 (intern (format "liece-handle-%s-message" message)))
76 (defvar ,(intern (format "liece-%s-hook" message)) nil)
77 (defvar ,(intern (format "liece-after-%s-hook" message)) nil))
78 '("nick" "notice" "privmsg" "ping" "wall" "wallops" "quit" "topic"
79 "mode" "kick" "invite" "kill" "join" "part" "silence"))
81 (defun* liece-handle-nick-message (prefix rest)
82 (let ((chnls (liece-nick-get-joined-channels prefix)))
83 (liece-nick-change prefix rest)
85 ((liece-nick-equal prefix liece-real-nickname)
86 (setq liece-nickname-last liece-real-nickname
87 liece-real-nickname rest))
88 ((liece-nick-member prefix liece-current-chat-partners)
89 (setq liece-current-chat-partners
90 (string-list-modify-ignore-case (list (cons prefix rest))
91 liece-current-chat-partners))
92 (setcar (string-assoc-ignore-case prefix liece-nick-buffer-alist)
94 (setcar (string-assoc-ignore-case prefix liece-channel-buffer-alist)
96 (if (liece-nick-equal prefix liece-current-chat-partner)
97 (setq liece-current-chat-partner rest))
98 (add-to-list 'chnls rest)
99 (liece-channel-change)))
100 (if (liece-handle-check-changes-ignored)
101 (return-from liece-handle-nick-message))
102 (liece-insert-change (append (liece-pick-buffer chnls)
103 liece-D-buffer liece-O-buffer)
104 (format (_ "%s is now known as %s\n") prefix rest))))
106 (defun* liece-handle-notice-message (prefix rest)
107 (if (liece-handle-message-check-ignored prefix rest)
108 (return-from liece-handle-notice-message))
109 (or liece-ignore-extra-notices
111 (string-match "as being away" rest)
112 (return-from liece-handle-notice-message))
114 ;; No prefix. This is a server notice.
115 (when (and (null prefix) (string-match "^[^ ]* +:?" rest))
116 (liece-insert-notice (append liece-D-buffer liece-O-buffer)
117 (concat (substring rest (match-end 0)) "\n"))
118 (return-from liece-handle-notice-message))
119 (multiple-value-bind (chnl temp) (liece-split-line rest)
120 ;; This is a ctcp reply but contains additional messages
121 ;; at the left or/and right side.
122 (if (liece-handle-ctcp-message-p temp)
123 (setq temp (liece-ctcp-notice prefix temp)))
124 (if (liece-handle-message-check-empty temp)
125 (return-from liece-handle-notice-message))
127 ;; Normal message via notice.
128 (setq chnl (liece-channel-virtual chnl))
129 (let ((liece-message-target chnl)
130 (liece-message-speaker prefix)
131 (liece-message-type 'notice))
132 (liece-display-message temp))))
134 (defun* liece-handle-privmsg-message (prefix rest)
135 (if (liece-handle-message-check-ignored prefix rest)
136 (return-from liece-handle-privmsg-message))
137 (multiple-value-bind (chnl temp) (liece-split-line rest)
138 (setq temp (or temp ""))
139 ;; This is a ctcp request but contains additional messages
140 ;; at the left or/and right side.
141 (if (liece-handle-ctcp-message-p temp)
142 (setq temp (liece-ctcp-message prefix chnl temp)))
143 (if (liece-handle-message-check-empty temp)
144 (return-from liece-handle-privmsg-message))
146 (setq chnl (liece-channel-virtual chnl))
148 (when liece-beep-on-bells
149 (if (string-match "\007" rest)
151 (if (liece-nick-equal chnl liece-real-nickname)
152 (and liece-beep-when-privmsg (liece-beep))
153 (with-current-buffer (if liece-channel-buffer-mode
154 (liece-pick-buffer-1 chnl)
155 liece-dialogue-buffer)
158 (dolist (word liece-beep-words-list)
159 (if (string-match word rest)
162 ;; Append timestamp if we are being away.
163 (if (and (string-equal "A" liece-away-indicator)
164 (liece-nick-equal chnl liece-real-nickname))
167 (funcall liece-format-time-function (current-time))
171 (let ((liece-message-target chnl)
172 (liece-message-speaker prefix)
173 (liece-message-type 'privmsg))
174 (liece-display-message temp))
176 ;; Append to the unread list.
177 (let ((item (if (eq liece-command-buffer-mode 'chat)
178 liece-current-chat-partner
179 liece-current-channel)))
180 (unless (liece-channel-equal chnl item)
181 (if (liece-channel-unread-p chnl)
182 (setq liece-channel-unread-list
183 (delete chnl liece-channel-unread-list)))
184 (setq liece-channel-unread-list
185 (cons chnl liece-channel-unread-list))
186 (run-hook-with-args 'liece-channel-unread-functions chnl)))
188 (if (and (liece-nick-equal chnl liece-real-nickname)
189 (not (liece-nick-equal prefix liece-current-chat-partner)))
190 (liece-message (_ "A private message has arrived from %s")
193 (defun liece-handle-ping-message (prefix rest)
194 (liece-send "PONG :%s" rest)
195 (liece-command-timestamp-if-interval-expired t)
198 (defun liece-handle-wall-message (prefix rest)
199 (liece-insert-broadcast (append liece-D-buffer liece-O-buffer)
200 (concat (if prefix (concat "from " prefix) "") " "
203 (defun liece-handle-wallops-message (prefix rest)
204 (if liece-show-wallops
205 (liece-insert-wallops (append liece-D-buffer liece-O-buffer)
206 (concat (if prefix prefix "UNKNOWN")
208 (liece-insert-wallops liece-W-buffer
209 (concat (if prefix (concat "from " prefix) "") " "
212 (defun* liece-handle-quit-message (prefix rest)
213 (let ((chnls (liece-nick-get-joined-channels prefix)) text match default)
214 ;; Mark temporary apart, if quitting user is one of our chat partners.
215 (when (liece-nick-member prefix liece-current-chat-partners)
216 (add-to-list 'chnls prefix)
217 (liece-nick-mark-as-apart prefix))
218 (if (liece-handle-check-changes-ignored)
219 (return-from liece-handle-quit-message))
221 (liece-compress-changes
222 (setq text (format (_ " \\(has\\|have\\) left IRC%s")
223 (liece-handle-prepare-comment rest t))
224 match (format "^%s%s.*%s$"
225 (if liece-display-time
226 liece-time-prefix-regexp "")
227 (regexp-quote liece-change-prefix)
229 default (format (_ "%s%s has left IRC%s\n")
230 liece-change-prefix prefix
231 (liece-handle-prepare-comment rest)))
232 (liece-replace (append (liece-pick-buffer chnls)
233 liece-D-buffer liece-O-buffer)
235 (format (_ ", %s have left IRC%s")
236 prefix (liece-handle-prepare-comment rest))))
238 (liece-insert-change (append (liece-pick-buffer chnls)
239 liece-D-buffer liece-O-buffer)
240 (format (_ "%s has left IRC%s\n")
241 (liece-handle-prepare-comment rest)))))
242 (liece-nick-change prefix nil)))
244 (defun* liece-handle-topic-message (prefix rest)
245 (multiple-value-bind (chnl topic) (liece-split-line rest)
246 (setq chnl (liece-channel-virtual chnl)
248 (liece-channel-set-topic topic chnl)
249 (if (liece-handle-check-changes-ignored)
250 (return-from liece-handle-topic-message))
251 (liece-insert-change (liece-pick-buffer chnl)
252 (format (_ "New topic on channel %s set by %s: %s\n")
254 (liece-insert-change (if (liece-nick-equal chnl liece-current-channel)
256 (append liece-D-buffer liece-O-buffer))
257 (format (_ "New topic on channel %s set by %s: %s\n")
259 (liece-set-channel-indicator)))
261 (defun* liece-handle-mode-message (prefix rest)
262 (if (liece-handle-check-changes-ignored)
263 (return-from liece-handle-mode-message))
264 (let ((chnl " ") (str "") mflag mflags marg margs val md chnlp)
265 (or (and (string-match "\\([^ ]*\\) +:?" rest)
266 (setq chnl (match-string 1 rest)
267 str (substring rest (match-end 0))
268 chnlp (liece-channel-p chnl)
269 str (if (= (aref str (1- (length str))) ? )
270 (substring str 0 -1) str)
271 chnl (liece-channel-virtual chnl)))
272 (and (string-match " +:" rest)
273 (setq str (substring rest (match-end 0))))
274 (return-from liece-handle-mode-message))
277 (when (string-match "\\([^ ]*\\) +" str)
278 (setq mflag (match-string 1 str)
279 marg (substring str (match-end 0))
280 mflags (liece-string-to-list mflag))
281 (while (string-match "^\\([^ ]*\\) +" marg)
282 (setq margs (cons (match-string 1 marg) margs)
283 marg (substring marg (match-end 0))))
284 (or (string= marg "") (setq margs (cons marg margs)))
285 (while (setq md (pop mflags))
286 (cond ((eq ?- md) (setq val nil))
287 ((eq ?+ md) (setq val t))
288 ((eq ?o md) (liece-channel-set-operator chnl (pop margs) val))
289 ((eq ?v md) (liece-channel-set-voice chnl (pop margs) val))
290 ((eq ?b md) (liece-channel-set-ban chnl (pop margs) val))
291 ((eq ?e md) (liece-channel-set-exception chnl (pop margs) val))
292 ((eq ?I md) (liece-channel-set-invite chnl (pop margs) val))
293 (chnlp (liece-channel-set-mode val md chnl))
294 (t (liece-nick-set-mode val md chnl)))))
296 (liece-set-channel-indicator)
298 (liece-compress-changes
299 (let* ((text (concat (regexp-quote rest) "\n"))
300 (match (format (_ "^%s%sNew mode for %s set by %s: ")
301 (if liece-display-time
302 liece-time-prefix-regexp "")
303 (regexp-quote liece-change-prefix)
304 (regexp-quote chnl) (regexp-quote prefix)))
305 (default (format (_ "%sNew mode for %s set by %s: %s\n")
306 liece-change-prefix chnl prefix str)))
307 (liece-replace (liece-pick-buffer chnl)
308 match default text (concat ", " str "\n"))
309 (liece-replace (if (and liece-current-channel
311 chnl liece-current-channel))
313 (append liece-D-buffer liece-O-buffer))
314 match default text (concat ", " str "\n"))))
316 (liece-insert-change (liece-pick-buffer chnl)
317 (format (_ "New mode for %s set by %s: %s\n")
319 (liece-insert-change (if (and liece-current-channel
321 chnl liece-current-channel))
323 (append liece-D-buffer liece-O-buffer))
324 (format (_ "New mode for %s set by %s: %s\n")
325 chnl prefix str))))))
327 (defun* liece-handle-kick-message (prefix rest)
328 (if (/= 3 (length (setq rest (liece-split-line rest))))
329 (return-from liece-handle-kick-message))
330 (multiple-value-bind (chnl nick message) rest
331 (setq chnl (liece-channel-virtual chnl))
333 (if (liece-nick-equal nick liece-real-nickname)
336 (liece-pick-buffer chnl)
337 (format (_ "You were kicked off channel %s by %s (%s).\n")
338 chnl prefix message))
339 (liece-channel-part chnl))
340 (liece-nick-part nick chnl))
342 (if (liece-handle-check-changes-ignored)
343 (return-from liece-handle-kick-message))
346 (append (liece-pick-buffer chnl)
347 (if (liece-channel-equal chnl liece-current-channel)
349 (append liece-D-buffer liece-O-buffer)))
350 (format "%s has kicked %s out%s%s\n"
352 (if (string= (or liece-current-channel "") chnl)
354 (format " from channel %s" chnl))
357 (format " (%s)" message))))))
359 (defun* liece-handle-invite-message (prefix rest)
360 (or (string-match " +:" rest)
361 (return-from liece-handle-invite-message))
362 (and liece-beep-when-invited liece-beep-on-bells
364 (let ((chnl (liece-channel-virtual (substring rest (match-end 0)))))
365 (liece-insert-info (append liece-D-buffer liece-O-buffer)
366 (format "%s invites you to channel %s\n"
368 (setq liece-default-channel-candidate chnl)))
370 (defun* liece-handle-kill-message (prefix rest)
371 (or (string-match " +:" rest)
372 (return-from liece-handle-kill-message))
373 (let ((path (substring rest (match-end 0))))
374 (liece-insert-info (append liece-D-buffer liece-O-buffer)
375 (format "You were killed by %s. (Path: %s. RIP)\n"
377 (liece-close-server))
379 (defun* liece-handle-join-message (prefix rest)
380 (let (flag (xnick prefix) (nick prefix) (chnl rest))
382 ((string-match "\007[ov]" chnl)
383 (setq flag (aref (match-string 0 chnl) 1)
384 chnl (substring rest 0 (match-beginning 0))))
385 ((string-match " +$" chnl)
386 (setq chnl (substring chnl 0 (match-beginning 0)))))
387 (setq chnl (liece-channel-virtual chnl))
389 (liece-nick-set-user-at-host nick liece-user-at-host)
391 (if (liece-nick-equal nick liece-real-nickname)
393 (and liece-gather-channel-modes
394 (not (liece-channel-modeless-p (liece-channel-real chnl)))
395 (liece-send "MODE %s " (liece-channel-real chnl)))
396 (liece-channel-join chnl))
397 (liece-nick-join nick chnl))
401 (liece-channel-set-operator chnl xnick t)
402 (setq xnick (concat "@" xnick)))
404 (liece-channel-set-voice chnl xnick t)
405 (setq xnick (concat "+" xnick))))
407 (if (liece-handle-check-changes-ignored)
408 (return-from liece-handle-join-message))
410 (when (and (liece-nick-member nick liece-current-chat-partners)
411 (get (intern nick liece-obarray) 'part))
412 (liece-insert-change (liece-pick-buffer nick)
413 (format (_ "%s has come back as (%s)\n")
414 nick liece-user-at-host))
415 (liece-nick-unmark-as-apart nick))
418 (liece-compress-changes
419 (let* ((text (format (_ " \\(has\\|have\\) joined channel %s")
420 (regexp-quote chnl)))
421 (match (format "^%s%s.*%s$"
422 (if liece-display-time
423 liece-time-prefix-regexp "")
424 (regexp-quote liece-change-prefix)
425 (regexp-quote text)))
426 (default (format (_ "%s%s (%s) has joined channel %s\n")
428 nick liece-user-at-host chnl)))
429 (liece-replace (liece-pick-buffer chnl)
431 (format (_ ", %s (%s) have joined channel %s")
432 nick liece-user-at-host chnl))
433 (liece-replace (if (and liece-current-channel
434 (liece-channel-equal chnl
435 liece-current-channel))
437 (append liece-D-buffer liece-O-buffer))
439 (format (_ ", %s (%s) have joined channel %s")
440 nick liece-user-at-host chnl))))
442 (liece-insert-change (liece-pick-buffer chnl)
443 (format (_ "%s (%s) has joined channel %s\n")
444 nick liece-user-at-host chnl))
445 (liece-insert-change (if (liece-channel-equal chnl
446 liece-current-channel)
448 (append liece-D-buffer liece-O-buffer))
449 (format (_ "%s (%s) has joined channel %s\n")
450 nick liece-user-at-host chnl))))))
452 (defun* liece-handle-part-message (prefix rest)
453 (multiple-value-bind (chnl comment text match default buf) (liece-split-line rest)
454 (setq chnl (liece-channel-virtual chnl)
455 comment (liece-handle-prepare-comment comment))
457 (if (liece-nick-equal prefix liece-real-nickname)
458 (liece-channel-part chnl)
459 (liece-nick-part prefix chnl))
461 (if (liece-handle-check-changes-ignored)
462 (return-from liece-handle-part-message))
464 (setq buf (append liece-D-buffer (liece-pick-buffer chnl)))
465 (unless (and liece-current-channel
466 (liece-channel-equal chnl liece-current-channel))
467 (setq buf (append buf liece-O-buffer)))
469 (liece-compress-changes
470 (setq text (format (_ " \\(has\\|have\\) left channel %s%s")
471 (regexp-quote chnl) (regexp-quote comment))
472 match (format "^%s%s.*%s$"
473 (if liece-display-time
474 liece-time-prefix-regexp "")
475 (regexp-quote liece-change-prefix)
477 default (format (_ "%s%s has left channel %s%s\n")
478 liece-change-prefix prefix chnl comment))
481 (format (_ ", %s have left channel %s%s")
482 prefix chnl comment)))
484 (liece-insert-change buf
485 (format (_ "%s has left channel %s%s\n")
486 prefix chnl comment))))))
488 (defun* liece-handle-silence-message (prefix rest)
489 (let* ((flag (aref rest 0)) (rest (substring rest 1)))
490 (liece-insert-info (append liece-D-buffer liece-O-buffer)
492 (if (eq flag ?-) "unsilenced" "silenced")))))
494 (provide 'liece-handle)
496 ;;; liece-handle.el ends here