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 (if (run-hook-with-args-until-success 'liece-notice-cleartext-hook
121 (return-from liece-handle-notice-message))
123 (multiple-value-bind (chnl temp) (liece-split-line rest)
124 ;; This is a ctcp reply but contains additional messages
125 ;; at the left or/and right side.
126 (if (liece-handle-ctcp-message-p temp)
127 (setq temp (liece-ctcp-notice prefix temp)))
128 (if (liece-handle-message-check-empty temp)
129 (return-from liece-handle-notice-message))
131 ;; Normal message via notice.
132 (setq chnl (liece-channel-virtual chnl))
133 (let ((liece-message-target chnl)
134 (liece-message-speaker prefix)
135 (liece-message-type 'notice))
136 (liece-display-message temp))))
138 (defun* liece-handle-privmsg-message (prefix rest)
139 (if (liece-handle-message-check-ignored prefix rest)
140 (return-from liece-handle-privmsg-message))
141 (if (run-hook-with-args-until-success 'liece-privmsg-cleartext-hook
143 (return-from liece-handle-privmsg-message))
145 (multiple-value-bind (chnl temp) (liece-split-line rest)
146 (setq temp (or temp ""))
147 ;; This is a ctcp request but contains additional messages
148 ;; at the left or/and right side.
149 (if (liece-handle-ctcp-message-p temp)
150 (setq temp (liece-ctcp-message prefix chnl temp)))
151 (if (liece-handle-message-check-empty temp)
152 (return-from liece-handle-privmsg-message))
154 (setq chnl (liece-channel-virtual chnl))
156 (when liece-beep-on-bells
157 (if (string-match "\007" rest)
159 (if (liece-nick-equal chnl liece-real-nickname)
160 (and liece-beep-when-privmsg (liece-beep))
161 (with-current-buffer (if liece-channel-buffer-mode
162 (liece-pick-buffer-1 chnl)
163 liece-dialogue-buffer)
166 (dolist (word liece-beep-words-list)
167 (if (string-match word rest)
170 ;; Append timestamp if we are being away.
171 (if (and (string-equal "A" liece-away-indicator)
172 (liece-nick-equal chnl liece-real-nickname))
175 (funcall liece-format-time-function (current-time))
179 (let ((liece-message-target chnl)
180 (liece-message-speaker prefix)
181 (liece-message-type 'privmsg))
182 (liece-display-message temp))
184 ;; Append to the unread list.
185 (let ((item (if (eq liece-command-buffer 'chat)
186 liece-current-chat-partner
187 liece-current-channel)))
188 (unless (liece-channel-equal chnl item)
189 (if (liece-channel-unread-p chnl)
190 (setq liece-channel-unread-list
191 (delete chnl liece-channel-unread-list)))
192 (setq liece-channel-unread-list
193 (cons chnl liece-channel-unread-list))))
195 (if (and (liece-nick-equal chnl liece-real-nickname)
196 (not (liece-nick-equal prefix liece-current-chat-partner)))
197 (liece-message (_ "A private message has arrived from %s")
200 (defun liece-handle-ping-message (prefix rest)
201 (liece-send "PONG :%s" rest)
202 (liece-command-timestamp-if-interval-expired t)
205 (defun liece-handle-wall-message (prefix rest)
206 (liece-insert-broadcast (append liece-D-buffer liece-O-buffer)
207 (concat (if prefix (concat "from " prefix) "") " "
210 (defun liece-handle-wallops-message (prefix rest)
211 (if liece-show-wallops
212 (liece-insert-wallops (append liece-D-buffer liece-O-buffer)
213 (concat (if prefix prefix "UNKNOWN")
215 (liece-insert-wallops liece-W-buffer
216 (concat (if prefix (concat "from " prefix) "") " "
219 (defun* liece-handle-quit-message (prefix rest)
220 (let ((chnls (liece-nick-get-joined-channels prefix)) text match default)
221 ;; Mark temporary apart, if quitting user is one of our chat partners.
222 (when (liece-nick-member prefix liece-current-chat-partners)
223 (add-to-list 'chnls prefix)
224 (liece-nick-mark-as-apart prefix))
225 (if (liece-handle-check-changes-ignored)
226 (return-from liece-handle-quit-message))
228 (liece-compress-changes
229 (setq text (format (_ " \\(has\\|have\\) left IRC%s")
230 (liece-handle-prepare-comment rest t))
231 match (format "^%s%s.*%s$"
232 (if liece-display-time
233 liece-time-prefix-regexp "")
234 (regexp-quote liece-change-prefix)
236 default (format (_ "%s%s has left IRC%s\n")
237 liece-change-prefix prefix
238 (liece-handle-prepare-comment rest)))
239 (liece-replace (append (liece-pick-buffer chnls)
240 liece-D-buffer liece-O-buffer)
242 (format (_ ", %s have left IRC%s")
243 prefix (liece-handle-prepare-comment rest))))
245 (liece-insert-change (append (liece-pick-buffer chnls)
246 liece-D-buffer liece-O-buffer)
247 (format (_ "%s has left IRC%s\n")
248 (liece-handle-prepare-comment rest)))))
249 (liece-nick-change prefix nil)))
251 (defun* liece-handle-topic-message (prefix rest)
252 (multiple-value-bind (chnl topic) (liece-split-line rest)
253 (setq chnl (liece-channel-virtual chnl)
255 (liece-channel-set-topic topic chnl)
256 (if (liece-handle-check-changes-ignored)
257 (return-from liece-handle-topic-message))
258 (liece-insert-change (liece-pick-buffer chnl)
259 (format (_ "New topic on channel %s set by %s: %s\n")
261 (liece-insert-change (if (liece-nick-equal chnl liece-current-channel)
263 (append liece-D-buffer liece-O-buffer))
264 (format (_ "New topic on channel %s set by %s: %s\n")
266 (liece-set-channel-indicator)))
268 (defun* liece-handle-mode-message (prefix rest)
269 (if (liece-handle-check-changes-ignored)
270 (return-from liece-handle-mode-message))
271 (let ((chnl " ") (str "") mflag mflags marg margs val md chnlp)
272 (or (and (string-match "\\([^ ]*\\) +:?" rest)
273 (setq chnl (match-string 1 rest)
274 str (substring rest (match-end 0))
275 chnlp (liece-channel-p chnl)
276 str (if (= (aref str (1- (length str))) ? )
277 (substring str 0 -1) str)
278 chnl (liece-channel-virtual chnl)))
279 (and (string-match " +:" rest)
280 (setq str (substring rest (match-end 0))))
281 (return-from liece-handle-mode-message))
284 (when (string-match "\\([^ ]*\\) +" str)
285 (setq mflag (match-string 1 str)
286 marg (substring str (match-end 0))
287 mflags (string-to-char-list mflag))
288 (while (string-match "^\\([^ ]*\\) +" marg)
289 (setq margs (cons (match-string 1 marg) margs)
290 marg (substring marg (match-end 0))))
291 (or (string= marg "") (setq margs (cons marg margs)))
292 (while (setq md (pop mflags))
293 (cond ((eq ?- md) (setq val nil))
294 ((eq ?+ md) (setq val t))
295 ((eq ?o md) (liece-channel-set-operator chnl (pop margs) val))
296 ((eq ?v md) (liece-channel-set-voice chnl (pop margs) val))
297 ((eq ?b md) (liece-channel-set-ban chnl (pop margs) val))
298 ((eq ?e md) (liece-channel-set-exception chnl (pop margs) val))
299 ((eq ?I md) (liece-channel-set-invite chnl (pop margs) val))
300 (chnlp (liece-channel-set-mode val md chnl))
301 (t (liece-nick-set-mode val md chnl)))))
303 (liece-set-channel-indicator)
305 (liece-compress-changes
306 (let* ((text (concat (regexp-quote rest) "\n"))
307 (match (format (_ "^%s%sNew mode for %s set by %s: ")
308 (if liece-display-time
309 liece-time-prefix-regexp "")
310 (regexp-quote liece-change-prefix)
311 (regexp-quote chnl) (regexp-quote prefix)))
312 (default (format (_ "%sNew mode for %s set by %s: %s\n")
313 liece-change-prefix chnl prefix str)))
314 (liece-replace (liece-pick-buffer chnl)
315 match default text (concat ", " str "\n"))
316 (liece-replace (if (and liece-current-channel
318 chnl liece-current-channel))
320 (append liece-D-buffer liece-O-buffer))
321 match default text (concat ", " str "\n"))))
323 (liece-insert-change (liece-pick-buffer chnl)
324 (format (_ "New mode for %s set by %s: %s\n")
326 (liece-insert-change (if (and liece-current-channel
328 chnl liece-current-channel))
330 (append liece-D-buffer liece-O-buffer))
331 (format (_ "New mode for %s set by %s: %s\n")
332 chnl prefix str))))))
334 (defun* liece-handle-kick-message (prefix rest)
335 (if (/= 3 (length (setq rest (liece-split-line rest))))
336 (return-from liece-handle-kick-message))
337 (multiple-value-bind (chnl nick message) rest
338 (setq chnl (liece-channel-virtual chnl))
340 (if (liece-nick-equal nick liece-real-nickname)
343 (liece-pick-buffer chnl)
344 (format (_ "You were kicked off channel %s by %s (%s).\n")
345 chnl prefix message))
346 (liece-channel-part chnl))
347 (liece-nick-part nick chnl))
349 (if (liece-handle-check-changes-ignored)
350 (return-from liece-handle-kick-message))
353 (append (liece-pick-buffer chnl)
354 (if (liece-channel-equal chnl liece-current-channel)
356 (append liece-D-buffer liece-O-buffer)))
357 (format "%s has kicked %s out%s%s\n"
359 (if (string= (or liece-current-channel "") chnl)
361 (format " from channel %s" chnl))
364 (format " (%s)" message))))))
366 (defun* liece-handle-invite-message (prefix rest)
367 (or (string-match " +:" rest)
368 (return-from liece-handle-invite-message))
369 (and liece-beep-when-invited liece-beep-on-bells
371 (let ((chnl (liece-channel-virtual (substring rest (match-end 0)))))
372 (liece-insert-info (append liece-D-buffer liece-O-buffer)
373 (format "%s invites you to channel %s\n"
375 (setq liece-default-channel-candidate chnl)))
377 (defun* liece-handle-kill-message (prefix rest)
378 (or (string-match " +:" rest)
379 (return-from liece-handle-kill-message))
380 (let ((path (substring rest (match-end 0))))
381 (liece-insert-info (append liece-D-buffer liece-O-buffer)
382 (format "You were killed by %s. (Path: %s. RIP)\n"
384 (liece-clear-system))
386 (defun* liece-handle-join-message (prefix rest)
387 (let (flag (xnick prefix) (nick prefix) (chnl rest))
389 ((string-match "\007[ov]" chnl)
390 (setq flag (aref (match-string 0 chnl) 1)
391 chnl (substring rest 0 (match-beginning 0))))
392 ((string-match " +$" chnl)
393 (setq chnl (substring chnl 0 (match-beginning 0)))))
394 (setq chnl (liece-channel-virtual chnl))
396 (liece-nick-set-user-at-host nick liece-user-at-host)
398 (if (liece-nick-equal nick liece-real-nickname)
400 (and liece-gather-channel-modes
401 (not (liece-channel-modeless-p (liece-channel-real chnl)))
402 (liece-send "MODE %s " (liece-channel-real chnl)))
403 (liece-channel-join chnl))
404 (liece-nick-join nick chnl))
408 (liece-channel-set-operator chnl xnick t)
409 (setq xnick (concat "@" xnick)))
411 (liece-channel-set-voice chnl xnick t)
412 (setq xnick (concat "+" xnick))))
414 (if (liece-handle-check-changes-ignored)
415 (return-from liece-handle-join-message))
417 (when (and (liece-nick-member nick liece-current-chat-partners)
418 (get (intern nick liece-obarray) 'part))
419 (liece-insert-change (liece-pick-buffer nick)
420 (format (_ "%s has come back as (%s)\n")
421 nick liece-user-at-host))
422 (liece-nick-unmark-as-apart nick))
425 (liece-compress-changes
426 (let* ((text (format (_ " \\(has\\|have\\) joined channel %s")
427 (regexp-quote chnl)))
428 (match (format "^%s%s.*%s$"
429 (if liece-display-time
430 liece-time-prefix-regexp "")
431 (regexp-quote liece-change-prefix)
432 (regexp-quote text)))
433 (default (format (_ "%s%s (%s) has joined channel %s\n")
435 nick liece-user-at-host chnl)))
436 (liece-replace (liece-pick-buffer chnl)
438 (format (_ ", %s (%s) have joined channel %s")
439 nick liece-user-at-host chnl))
440 (liece-replace (if (and liece-current-channel
441 (liece-channel-equal chnl
442 liece-current-channel))
444 (append liece-D-buffer liece-O-buffer))
446 (format (_ ", %s (%s) have joined channel %s")
447 nick liece-user-at-host chnl))))
449 (liece-insert-change (liece-pick-buffer chnl)
450 (format (_ "%s (%s) has joined channel %s\n")
451 nick liece-user-at-host chnl))
452 (liece-insert-change (if (liece-channel-equal chnl
453 liece-current-channel)
455 (append liece-D-buffer liece-O-buffer))
456 (format (_ "%s (%s) has joined channel %s\n")
457 nick liece-user-at-host chnl))))))
459 (defun* liece-handle-part-message (prefix rest)
460 (multiple-value-bind (chnl comment text match default buf) (liece-split-line rest)
461 (setq chnl (liece-channel-virtual chnl)
462 comment (liece-handle-prepare-comment comment))
464 (if (liece-nick-equal prefix liece-real-nickname)
465 (liece-channel-part chnl)
466 (liece-nick-part prefix chnl))
468 (if (liece-handle-check-changes-ignored)
469 (return-from liece-handle-part-message))
471 (setq buf (append liece-D-buffer (liece-pick-buffer chnl)))
472 (unless (and liece-current-channel
473 (liece-channel-equal chnl liece-current-channel))
474 (setq buf (append buf liece-O-buffer)))
476 (liece-compress-changes
477 (setq text (format (_ " \\(has\\|have\\) left channel %s%s")
478 (regexp-quote chnl) (regexp-quote comment))
479 match (format "^%s%s.*%s$"
480 (if liece-display-time
481 liece-time-prefix-regexp "")
482 (regexp-quote liece-change-prefix)
484 default (format (_ "%s%s has left channel %s%s\n")
485 liece-change-prefix prefix chnl comment))
488 (format (_ ", %s have left channel %s%s")
489 prefix chnl comment)))
491 (liece-insert-change buf
492 (format (_ "%s has left channel %s%s\n")
493 prefix chnl comment))))))
495 (defun* liece-handle-silence-message (prefix rest)
496 (let* ((flag (aref rest 0)) (rest (substring rest 1)))
497 (liece-insert-info (append liece-D-buffer liece-O-buffer)
499 (if (eq flag ?-) "unsilenced" "silenced")))))
501 (provide 'liece-handle)
503 ;;; liece-handle.el ends here