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-part t 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$"
225 (if liece-display-time
226 liece-time-prefix-regexp "")
227 (regexp-quote liece-change-prefix)
229 default (format (_ "%s%s has left IRC%s\n")
230 liece-change-prefix prefix
231 (liece-handle-prepare-comment rest)))
232 (liece-replace (append (liece-pick-buffer chnls)
233 liece-D-buffer liece-O-buffer)
235 (format (_ ", %s have left IRC%s")
236 prefix (liece-handle-prepare-comment rest))))
238 (liece-insert-change (append (liece-pick-buffer chnls)
239 liece-D-buffer liece-O-buffer)
240 (format (_ "%s has left IRC%s\n")
241 (liece-handle-prepare-comment rest)))))
242 (liece-nick-change prefix nil)))
244 (defun* liece-handle-topic-message (prefix rest)
245 (multiple-value-bind (chnl topic) (liece-split-line rest)
246 (setq chnl (liece-channel-virtual chnl)
248 (liece-channel-set-topic topic chnl)
249 (if (liece-handle-check-changes-ignored)
250 (return-from liece-handle-topic-message))
251 (liece-insert-change (liece-pick-buffer chnl)
252 (format (_ "New topic on channel %s set by %s: %s\n")
254 (liece-insert-change (if (liece-nick-equal chnl liece-current-channel)
256 (append liece-D-buffer liece-O-buffer))
257 (format (_ "New topic on channel %s set by %s: %s\n")
259 (liece-set-channel-indicator)))
261 (defun* liece-handle-mode-message (prefix rest)
262 (if (liece-handle-check-changes-ignored)
263 (return-from liece-handle-mode-message))
264 (let (mflgs margs val chnl mode chnlp)
265 (if (string-match "\\([^ ]*\\) *:?" rest)
267 (setq chnl (match-string 1 rest)
268 mode (substring rest (match-end 0)))
269 (if (liece-channel-p chnl)
270 (setq chnl (liece-channel-virtual chnl) chnlp t))
271 (if (string-match " *$" mode)
272 (setq mode (substring mode 0 (match-beginning 0)))))
273 (return-from liece-handle-mode-message))
275 (when (string-match "\\([^ ]*\\) *" mode)
276 (setq mflgs (liece-string-to-list (match-string 1 mode))
277 margs (delete "" (split-string
278 (substring mode (match-end 0))
281 (cond ((eq ?- (car mflgs)) (setq val nil))
282 ((eq ?+ (car mflgs)) (setq val t))
283 ((and chnlp (eq ?o (car mflgs)))
284 (liece-channel-set-operator chnl (car margs) val)
285 (setq margs (cdr margs)))
286 ((and chnlp (eq ?v (car mflgs)))
287 (liece-channel-set-voice chnl (car margs) val)
288 (setq margs (cdr margs)))
289 ((and chnlp (eq ?b (car mflgs)))
290 (liece-channel-set-ban chnl (car margs) val)
291 (setq margs (cdr margs)))
292 ((and chnlp (eq ?e (car mflgs)))
293 (liece-channel-set-exception chnl (car margs) val)
294 (setq margs (cdr margs)))
295 ((and chnlp (eq ?I (car mflgs)))
296 (liece-channel-set-invite chnl (car margs) val)
297 (setq margs (cdr margs)))
298 (chnlp (liece-channel-set-mode chnl (car mflgs) val))
299 (t (liece-nick-set-mode chnl (car mflgs) val)))
300 (setq mflgs (cdr mflgs))))
301 (liece-set-channel-indicator)
303 (liece-compress-changes
304 (let* ((text (concat (regexp-quote rest) "\n"))
305 (match (format (_ "^%s%sNew mode for %s set by %s: ")
306 (if liece-display-time
307 liece-time-prefix-regexp "")
308 (regexp-quote liece-change-prefix)
309 (regexp-quote chnl) (regexp-quote prefix)))
310 (default (format (_ "%sNew mode for %s set by %s: %s\n")
311 liece-change-prefix chnl prefix mode)))
312 (liece-replace (liece-pick-buffer chnl)
313 match default text (concat ", " mode "\n"))
314 (liece-replace (if (and liece-current-channel
316 chnl liece-current-channel))
318 (append liece-D-buffer liece-O-buffer))
319 match default text (concat ", " mode "\n"))))
321 (liece-insert-change (liece-pick-buffer chnl)
322 (format (_ "New mode for %s set by %s: %s\n")
324 (liece-insert-change (if (and liece-current-channel
326 chnl liece-current-channel))
328 (append liece-D-buffer liece-O-buffer))
329 (format (_ "New mode for %s set by %s: %s\n")
330 chnl prefix mode))))))
332 (defun* liece-handle-kick-message (prefix rest)
333 (if (/= 3 (length (setq rest (liece-split-line rest))))
334 (return-from liece-handle-kick-message))
335 (multiple-value-bind (chnl nick message) rest
336 (setq chnl (liece-channel-virtual chnl))
338 (if (liece-nick-equal nick liece-real-nickname)
341 (liece-pick-buffer chnl)
342 (format (_ "You were kicked off channel %s by %s (%s).\n")
343 chnl prefix message))
344 (liece-channel-part chnl))
345 (liece-nick-part nick chnl))
347 (if (liece-handle-check-changes-ignored)
348 (return-from liece-handle-kick-message))
351 (append (liece-pick-buffer chnl)
352 (if (liece-channel-equal chnl liece-current-channel)
354 (append liece-D-buffer liece-O-buffer)))
355 (format "%s has kicked %s out%s%s\n"
357 (if (string= (or liece-current-channel "") chnl)
359 (format " from channel %s" chnl))
362 (format " (%s)" message))))))
364 (defun* liece-handle-invite-message (prefix rest)
365 (or (string-match " +:" rest)
366 (return-from liece-handle-invite-message))
367 (and liece-beep-when-invited liece-beep-on-bells
369 (let ((chnl (liece-channel-virtual (substring rest (match-end 0)))))
370 (liece-insert-info (append liece-D-buffer liece-O-buffer)
371 (format "%s invites you to channel %s\n"
373 (setq liece-default-channel-candidate chnl)))
375 (defun* liece-handle-kill-message (prefix rest)
376 (or (string-match " +:" rest)
377 (return-from liece-handle-kill-message))
378 (let ((path (substring rest (match-end 0))))
379 (liece-insert-info (append liece-D-buffer liece-O-buffer)
380 (format "You were killed by %s. (Path: %s. RIP)\n"
382 (liece-close-server))
384 (defun* liece-handle-join-message (prefix rest)
385 (let (flag (xnick prefix) (nick prefix) (chnl rest))
387 ((string-match "\007[ov]" chnl)
388 (setq flag (aref (match-string 0 chnl) 1)
389 chnl (substring rest 0 (match-beginning 0))))
390 ((string-match " +$" chnl)
391 (setq chnl (substring chnl 0 (match-beginning 0)))))
392 (setq chnl (liece-channel-virtual chnl))
393 (liece-nick-set-user-at-host nick liece-user-at-host)
394 (if (liece-nick-equal nick liece-real-nickname)
396 (and liece-gather-channel-modes
397 (not (liece-channel-modeless-p (liece-channel-real chnl)))
398 (liece-send "MODE %s " (liece-channel-real chnl)))
399 (liece-channel-join chnl))
400 (liece-nick-join nick chnl))
403 (liece-channel-set-operator chnl xnick t)
404 (setq xnick (concat "@" xnick)))
406 (liece-channel-set-voice chnl xnick t)
407 (setq xnick (concat "+" xnick))))
408 (if (liece-handle-check-changes-ignored)
409 (return-from liece-handle-join-message))
410 ;; Restore the private conversation to its original state.
411 (when (and (liece-nick-member nick liece-current-chat-partners)
412 (get (intern nick liece-obarray) 'part))
413 (liece-insert-change (liece-pick-buffer nick)
414 (format (_ "%s has come back as (%s)\n")
415 nick liece-user-at-host))
416 (liece-nick-mark-as-part nil nick))
418 (liece-compress-changes
419 (let* ((text (format (_ " \\(has\\|have\\) joined channel %s")
420 (regexp-quote chnl)))
421 (match (format "^%s%s.*%s$"
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