* riece-filter.el (riece-handle-numeric-reply): Don't decode messages.
[elisp/riece.git] / lisp / riece-commands.el
1 ;;; riece-commands.el --- commands available in command buffer
2 ;; Copyright (C) 1998-2003 Daiki Ueno
3
4 ;; Author: Daiki Ueno <ueno@unixuser.org>
5 ;; Created: 1998-09-28
6 ;; Keywords: IRC, riece
7
8 ;; This file is part of Riece.
9
10 ;; This program is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
13 ;; any later version.
14
15 ;; This program is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 ;; GNU General Public License for more details.
19
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
24
25 ;;; Code:
26
27 (require 'riece-channel)
28 (require 'riece-complete)
29 (require 'riece-display)
30 (require 'riece-version)
31 (require 'riece-server)
32 (require 'riece-misc)
33 (require 'riece-identity)
34 (require 'riece-message)
35
36 ;;; Channel movement:
37 (defun riece-command-switch-to-channel (channel)
38   (interactive (list (riece-completing-read-identity
39                       "Channel/User: " riece-current-channels nil t)))
40   (riece-switch-to-channel channel)
41   (riece-command-configure-windows))
42
43 (defun riece-command-switch-to-channel-by-number (number)
44   (interactive
45    (let ((command-name (symbol-name this-command)))
46      (if (string-match "[0-9]+$" command-name)
47          (list (string-to-number (match-string 0 command-name)))
48        (list (string-to-number (read-string "Number: "))))))
49   (let ((channels riece-current-channels)
50         (index 1))
51     (while (and channels
52                 (< index number))
53       (if (car channels)
54           (setq index (1+ index)))
55       (setq channels (cdr channels)))
56     (if (car channels)
57         (riece-command-switch-to-channel (car channels))
58       (error "No such number!"))))
59         
60 (eval-and-compile
61   (let ((number 1))
62     (while (<= number 20)
63       (defalias (intern (concat "riece-command-switch-to-channel-by-number-"
64                                 (number-to-string number)))
65         'riece-command-switch-to-channel-by-number)
66       (setq number (1+ number)))))
67
68 (defun riece-command-next-channel ()
69   "Select the next channel."
70   (interactive)
71   (when (> (length riece-current-channels) 1)
72     (let ((pointer (cdr (riece-identity-member-no-server
73                          riece-current-channel
74                          riece-current-channels))))
75       (while (and pointer
76                   (null (car pointer)))
77         (setq pointer (cdr pointer)))
78       (when (null pointer)
79         (setq pointer riece-current-channels)
80         (while (and pointer
81                     (null (car pointer)))
82           (setq pointer (cdr pointer))))
83       (if (car pointer)
84           (riece-command-switch-to-channel (car pointer))
85         (error "No such channel!")))))
86
87 (defun riece-command-previous-channel ()
88   "Select the previous channel."
89   (interactive)
90   (when (> (length riece-current-channels) 1)
91     (let ((pointer (riece-identity-member-no-server
92                     riece-current-channel
93                     riece-current-channels))
94           (start riece-current-channels)
95           channel)
96       (while (and start (not (eq start pointer)))
97         (setq channel (car start))
98         (setq start (cdr start)))
99       (when (null channel)
100         (setq start (copy-sequence riece-current-channels))
101         (setq start (delq nil start))
102         (and (> (length start) 1)
103              (setq channel (nth (1- (length start)) start))))
104       (if channel
105           (riece-command-switch-to-channel channel)
106         (error "No such channel!")))))
107
108 (defun riece-command-select-command-buffer ()
109   "Select the command buffer."
110   (interactive)
111   (let ((window (get-buffer-window riece-command-buffer)))
112     (if window
113         (select-window window))))
114
115 (defun riece-command-configure-windows ()
116   (interactive)
117   (riece-redisplay-buffers t))
118
119 (defun riece-command-toggle-channel-buffer-mode ()
120   (interactive)
121   (setq riece-channel-buffer-mode
122         (not riece-channel-buffer-mode)
123         riece-save-variables-are-dirty t)
124   (riece-command-configure-windows))
125
126 (defun riece-command-toggle-user-list-buffer-mode ()
127   (interactive)
128   (setq riece-user-list-buffer-mode
129         (not riece-user-list-buffer-mode)
130         riece-save-variables-are-dirty t)
131   (riece-command-configure-windows))
132
133 (defun riece-command-toggle-channel-list-buffer-mode ()
134   (interactive)
135   (setq riece-channel-list-buffer-mode
136         (not riece-channel-list-buffer-mode)
137         riece-save-variables-are-dirty t)
138   (riece-command-configure-windows))
139
140 (defun riece-command-finger (user &optional recurse)
141   (interactive
142    (let* ((completion-ignore-case t)
143           (user (completing-read
144                  "User: "
145                  (mapcar #'list (riece-get-users-on-server)))))
146      (list user current-prefix-arg)))
147   (if recurse
148       (riece-send-string (format "WHOIS %s %s\r\n" user user))
149     (riece-send-string (format "WHOIS %s\r\n" user))))
150
151 (defun riece-command-topic (topic)
152   (interactive
153    (list (read-from-minibuffer
154           "Topic: " (cons (or (riece-with-identity-buffer riece-current-channel
155                                 (riece-channel-get-topic
156                                  (riece-identity-prefix
157                                   riece-current-channel)))
158                               "")
159                           0))))
160   (riece-send-string (format "TOPIC %s :%s\r\n"
161                              (riece-identity-prefix riece-current-channel)
162                              topic)))
163
164 (defun riece-command-invite (user)
165   (interactive
166    (let ((completion-ignore-case t))
167      (unless (and riece-current-channel
168                   (riece-channel-p (riece-identity-prefix
169                                     riece-current-channel)))
170        (error "Not on a channel"))
171      (list (completing-read
172             "User: "
173             (mapcar #'list (riece-get-users-on-server))))))
174   (riece-send-string (format "INVITE %s %s\r\n"
175                              user (riece-identity-prefix
176                                    riece-current-channel))))
177
178 (defun riece-command-kick (user &optional message)
179   (interactive
180    (let ((completion-ignore-case t))
181      (unless (and riece-current-channel
182                   (riece-channel-p (riece-identity-prefix
183                                     riece-current-channel)))
184        (error "Not on a channel"))
185      (list (completing-read
186             "User: "
187             (mapcar #'list (riece-channel-get-users
188                             riece-current-channel)))
189            (if current-prefix-arg
190                (read-string "Message: ")))))
191   (riece-send-string
192    (if message
193        (format "KICK %s %s :%s\r\n"
194                (riece-identity-prefix riece-current-channel)
195                user message)
196      (format "KICK %s %s\r\n"
197              (riece-identity-prefix riece-current-channel)
198              user))))
199
200 (defun riece-command-names (pattern)
201   (interactive
202    (let ((completion-ignore-case t))
203      (list (read-from-minibuffer
204             "Pattern: "
205             (if (and riece-current-channel
206                      (riece-channel-p (riece-identity-prefix
207                                        riece-current-channel)))
208                 (cons (riece-decode-identity riece-current-channel t)
209                       0))))))
210   (if (or (not (equal pattern ""))
211           (yes-or-no-p "Really want to query NAMES without argument? "))
212       (riece-send-string (format "NAMES %s\r\n" pattern))))
213
214 (defun riece-command-who (pattern)
215   (interactive
216    (let ((completion-ignore-case t))
217      (list (read-from-minibuffer
218             "Pattern: "
219             (if (and riece-current-channel
220                      (riece-channel-p (riece-identity-prefix
221                                        riece-current-channel)))
222                 (cons (riece-decode-identity riece-current-channel t)
223                       0))))))
224   (if (or (not (equal pattern ""))
225           (yes-or-no-p "Really want to query WHO without argument? "))
226       (riece-send-string (format "WHO %s\r\n" pattern))))
227
228 (defun riece-command-list (pattern)
229   (interactive
230    (let ((completion-ignore-case t))
231      (list (read-from-minibuffer
232             "Pattern: "
233             (if (and riece-current-channel
234                      (riece-channel-p (riece-identity-prefix
235                                        riece-current-channel)))
236                 (cons (riece-decode-identity riece-current-channel t)
237                       0))))))
238   (if (or (not (equal pattern ""))
239           (yes-or-no-p "Really want to query LIST without argument? "))
240       (riece-send-string (format "LIST %s\r\n" pattern))))
241
242 (defun riece-command-change-mode (channel change)
243   (interactive
244    (let* ((completion-ignore-case t)
245           (channel
246            (if current-prefix-arg
247                (riece-completing-read-identity
248                 "Channel/User: " riece-current-channels)
249              riece-current-channel))
250           (riece-overriding-server-name (riece-identity-server channel))
251           (riece-temp-minibuffer-message
252            (concat "[Available modes: "
253                    (riece-with-server-buffer (riece-identity-server channel)
254                      (if (riece-channel-p (riece-identity-prefix channel))
255                          (if riece-supported-channel-modes
256                              (apply #'string riece-supported-channel-modes))
257                        (if riece-supported-user-modes
258                            (apply #'string riece-supported-user-modes))))
259                    "]")))
260      (list channel
261            (read-from-minibuffer
262             (concat (riece-concat-channel-modes
263                      channel "Mode (? for help)") ": ")
264             nil riece-minibuffer-map))))
265   (riece-send-string (format "MODE %s :%s\r\n" channel change)))
266
267 (defun riece-command-set-operators (users &optional arg)
268   (interactive
269    (let ((operators
270           (riece-with-identity-buffer riece-current-channel
271             (riece-channel-get-operators
272              (riece-identity-prefix riece-current-channel))))
273          (completion-ignore-case t)
274          users)
275      (if current-prefix-arg
276          (setq users (riece-completing-read-multiple
277                       "Users"
278                       (mapcar #'list operators)))
279        (setq users (riece-completing-read-multiple
280                     "Users"
281                     (delq nil (mapcar
282                                (lambda (user)
283                                  (unless (member user operators)
284                                    (list user)))
285                                (riece-with-identity-buffer
286                                    riece-current-channel
287                                  (riece-channel-get-users
288                                   (riece-identity-prefix
289                                    riece-current-channel))))))))
290      (list users current-prefix-arg)))
291   (let (group)
292     (while users
293       (setq group (cons (car users) group)
294             users (cdr users))
295       (if (or (= (length group) 3)
296               (null users))
297           (riece-send-string
298            (format "MODE %s %c%s %s\r\n"
299                    (riece-identity-prefix riece-current-channel)
300                    (if current-prefix-arg
301                        ?-
302                      ?+)
303                    (make-string (length group) ?o)
304                    (mapconcat #'identity group " ")))))))
305
306 (defun riece-command-set-speakers (users &optional arg)
307   (interactive
308    (let ((speakers
309           (riece-with-identity-buffer riece-current-channel
310             (riece-channel-get-speakers
311              (riece-identity-prefix riece-current-channel))))
312          (completion-ignore-case t)
313          users)
314      (if current-prefix-arg
315          (setq users (riece-completing-read-multiple
316                       "Users"
317                       (mapcar #'list speakers)))
318        (setq users (riece-completing-read-multiple
319                     "Users"
320                     (delq nil (mapcar
321                                (lambda (user)
322                                  (unless (member user speakers)
323                                    (list user)))
324                                (riece-with-identity-buffer
325                                    riece-current-channel
326                                  (riece-channel-get-users
327                                   (riece-identity-prefix
328                                    riece-current-channel))))))))
329      (list users current-prefix-arg)))
330   (let (group)
331     (while users
332       (setq group (cons (car users) group)
333             users (cdr users))
334       (if (or (= (length group) 3)
335               (null users))
336           (riece-send-string
337            (format "MODE %s %c%s %s\r\n"
338                    (riece-identity-prefix riece-current-channel)
339                    (if current-prefix-arg
340                        ?-
341                      ?+)
342                    (make-string (length group) ?v)
343                    (mapconcat #'identity group " ")))))))
344
345 (defun riece-command-send-message (message notice)
346   "Send MESSAGE to the current channel."
347   (if (equal message "")
348       (error "No text to send"))
349   (unless riece-current-channel
350     (error (substitute-command-keys
351             "Type \\[riece-command-join] to join a channel")))
352   (if notice
353       (progn
354         (riece-send-string
355          (format "NOTICE %s :%s\r\n"
356                  (riece-identity-prefix riece-current-channel)
357                  message))
358         (riece-own-channel-message message riece-current-channel 'notice))
359     (riece-send-string
360      (format "PRIVMSG %s :%s\r\n"
361              (riece-identity-prefix riece-current-channel)
362              message))
363     (riece-own-channel-message message)))
364
365 (defun riece-command-enter-message ()
366   "Send the current line to the current channel."
367   (interactive)
368   (riece-command-send-message (buffer-substring
369                                (riece-line-beginning-position)
370                                (riece-line-end-position))
371                               nil)
372   (let ((next-line-add-newlines t))
373     (next-line 1)))
374
375 (defun riece-command-enter-message-as-notice ()
376   "Send the current line to the current channel as NOTICE."
377   (interactive)
378   (riece-command-send-message (buffer-substring
379                                (riece-line-beginning-position)
380                                (riece-line-end-position))
381                               t)
382   (let ((next-line-add-newlines t))
383     (next-line 1)))
384
385 (defun riece-command-join-channel (target key)
386   (let ((process (riece-server-process (riece-identity-server target))))
387     (unless process
388       (error "%s" (substitute-command-keys
389                    "Type \\[riece-command-open-server] to open server.")))
390     (riece-process-send-string process
391                                (if key
392                                    (format "JOIN %s :%s\r\n"
393                                            (riece-identity-prefix target)
394                                            key)
395                                  (format "JOIN %s\r\n"
396                                          (riece-identity-prefix target))))))
397
398 (defun riece-command-join-partner (target)
399   (let ((pointer (riece-identity-member target riece-current-channels)))
400     (if pointer
401         (riece-command-switch-to-channel (car pointer))
402       (riece-join-channel target)
403       (riece-switch-to-channel target)
404       (riece-redisplay-buffers))))
405
406 (defun riece-command-join (target &optional key)
407   (interactive
408    (let ((completion-ignore-case t)
409          (target
410           (riece-completing-read-identity
411            "Channel/User: " riece-current-channels))
412          key)
413      (if (and current-prefix-arg
414               (riece-channel-p target))
415          (setq key
416                (riece-read-passwd (format "Key for %s: " target))))
417      (list target key)))
418   (let ((pointer (riece-identity-member target riece-current-channels)))
419     (if pointer
420         (riece-command-switch-to-channel (car pointer))
421       (if (riece-channel-p (riece-identity-prefix target))
422           (riece-command-join-channel target key)
423         (riece-command-join-partner target)))))
424
425 (defun riece-command-part-channel (target message)
426   (let ((process (riece-server-process (riece-identity-server target))))
427     (unless process
428       (error "%s" (substitute-command-keys
429                    "Type \\[riece-command-open-server] to open server.")))
430     (riece-process-send-string process
431                                (if message
432                                    (format "PART %s :%s\r\n"
433                                            (riece-identity-prefix target)
434                                            message)
435                                  (format "PART %s\r\n"
436                                          (riece-identity-prefix target))))))
437
438 (defun riece-command-part (target &optional message)
439   (interactive
440    (let ((completion-ignore-case t)
441          (target
442           (riece-completing-read-identity
443            "Channel/User: " riece-current-channels))
444          message)
445      (if (and current-prefix-arg
446               (riece-channel-p (riece-identity-prefix target)))
447          (setq message (read-string "Message: ")))
448      (list target message)))
449   (if (riece-identity-member target riece-current-channels)
450       (if (riece-channel-p (riece-identity-prefix target))
451           (riece-command-part-channel target message)
452         (riece-part-channel target)
453         (riece-redisplay-buffers))
454     (error "You are not talking with %s" target)))
455
456 (defun riece-command-change-nickname (nickname)
457   "Change your nickname to NICK."
458   (interactive "sEnter your nickname: ")
459   (riece-send-string (format "NICK %s\r\n" nickname)))
460
461 (defun riece-command-scroll-down (lines)
462   "Scroll LINES down dialogue buffer from command buffer."
463   (interactive "P")
464   (let ((other-window-scroll-buffer
465          (if riece-channel-buffer-mode
466              riece-channel-buffer
467            riece-dialogue-buffer)))
468     (when (get-buffer-window other-window-scroll-buffer)
469       (condition-case nil
470           (scroll-other-window-down lines)
471         (beginning-of-buffer
472          (message "Beginning of buffer"))))))
473
474 (defun riece-command-scroll-up (lines)
475   "Scroll LINES up dialogue buffer from command buffer."
476   (interactive "P")
477   (let* ((other-window-scroll-buffer
478           (if riece-channel-buffer-mode
479               riece-channel-buffer
480             riece-dialogue-buffer)))
481     (when (get-buffer-window other-window-scroll-buffer)
482       (condition-case nil
483           (scroll-other-window lines)
484         (end-of-buffer
485          (message "End of buffer"))))))
486
487 (defun riece-command-nick-scroll-down (lines)
488   "Scroll LINES down nick buffer from command buffer."
489   (interactive "P")
490   (let ((other-window-scroll-buffer riece-user-list-buffer))
491     (when (get-buffer-window other-window-scroll-buffer)
492       (condition-case nil
493           (scroll-other-window-down lines)
494         (beginning-of-buffer
495          (message "Beginning of buffer"))))))
496
497 (defun riece-command-nick-scroll-up (lines)
498   "Scroll LINES up nick buffer from command buffer."
499   (interactive "P")
500   (let* ((other-window-scroll-buffer riece-user-list-buffer))
501     (when (get-buffer-window other-window-scroll-buffer)
502       (condition-case nil
503           (scroll-other-window lines)
504         (end-of-buffer
505          (message "End of buffer"))))))
506
507 (defun riece-command-toggle-away (&optional message)
508   "Mark yourself as being away."
509   (interactive
510    (if (and (not (riece-user-get-away (riece-current-nickname)))
511             (or (null riece-away-message)
512                 current-prefix-arg))
513        (let ((message (read-string "Away message: ")))
514          (list message))))
515   (if message
516       (riece-send-string (format "AWAY :%s\r\n" message))
517     (riece-send-string "AWAY\r\n")))
518
519 (defun riece-command-toggle-freeze (&optional arg)
520   "Prevent automatic scrolling of the dialogue window.
521 If prefix argument ARG is non-nil, toggle frozen status."
522   (interactive "P")
523   (with-current-buffer (if (and riece-channel-buffer-mode
524                                 riece-channel-buffer)
525                            riece-channel-buffer
526                          riece-dialogue-buffer)
527     (setq riece-freeze (if arg
528                            (< 0 (prefix-numeric-value arg))
529                          (not riece-freeze))))
530   (riece-update-status-indicators)
531   (force-mode-line-update t))
532
533 (defun riece-command-toggle-own-freeze (&optional arg)
534   "Prevent automatic scrolling of the dialogue window.
535 The difference from `riece-command-freeze' is that your messages are hidden.
536 If prefix argument ARG is non-nil, toggle frozen status."
537   (interactive "P")
538   (with-current-buffer (if (and riece-channel-buffer-mode
539                                 riece-channel-buffer)
540                            riece-channel-buffer
541                          riece-dialogue-buffer)
542     (if (if arg
543             (< 0 (prefix-numeric-value arg))
544           (not (eq riece-freeze 'own)))
545         (setq riece-freeze 'own)
546       (setq riece-freeze nil)))
547   (riece-update-status-indicators)
548   (force-mode-line-update t))
549
550 (defun riece-command-quit (&optional arg)
551   "Quit IRC."
552   (interactive "P")
553   (if (y-or-n-p "Really quit IRC? ")
554       (let ((message
555              (if arg
556                  (read-string "Message: ")
557                (or riece-quit-message
558                    (riece-extended-version))))
559             (process-list riece-process-list))
560         (while process-list
561           (riece-process-send-string (car process-list)
562                                      (if message
563                                        (format "QUIT :%s\r\n" message)
564                                      "QUIT\r\n"))
565           (setq process-list (cdr process-list))))))
566
567 (defun riece-command-raw (command)
568   "Enter raw IRC command, which is sent to the server."
569   (interactive "sIRC command: ")
570   (riece-send-string (concat command "\r\n")))
571
572 (defun riece-command-end-of-buffer ()
573   "Get end of the dialogue buffer."
574   (interactive)
575   (let (buffer window)
576     (setq buffer (if riece-channel-buffer-mode
577                      riece-channel-buffer
578                    riece-dialogue-buffer))
579     (or (setq window (get-buffer-window buffer))
580         (setq window (get-buffer-window riece-dialogue-buffer)
581               buffer riece-dialogue-buffer))
582     (when window
583       (save-selected-window
584         (select-window window)
585         (goto-char (point-max))))))
586
587 (defun riece-command-copy-region (start end)
588   "Move current region between START and END to `kill-ring'."
589   (interactive "r")
590   (kill-new (buffer-substring-no-properties start end)))
591
592 (defun riece-command-open-server (server-name)
593   (interactive
594    (list (completing-read "Server: " riece-server-alist)))
595   (if (riece-server-process server-name)
596       (error "%s is already opened" server-name))
597   (riece-open-server
598    (riece-server-name-to-server server-name)
599    server-name))
600
601 (defun riece-command-close-server (server-name &optional message)
602   (interactive
603    (list (completing-read
604           "Server: "
605           (mapcar
606            (lambda (process)
607              (with-current-buffer (process-buffer process)
608                riece-server-name))
609            riece-process-list))
610          (if current-prefix-arg
611              (read-string "Message: ")
612            (or riece-quit-message
613                (riece-extended-version)))))
614   (riece-process-send-string (riece-server-process server-name)
615                              (if message
616                                  (format "QUIT :%s\r\n" message)
617                                "QUIT\r\n")))
618
619 (defun riece-command-universal-server-name-argument ()
620   (interactive)
621   (let* ((riece-overriding-server-name
622           (completing-read
623            "Server: "
624            (mapcar
625             (lambda (process)
626               (with-current-buffer (process-buffer process)
627                 riece-server-name))
628             riece-process-list)))
629          (command
630           (key-binding (read-key-sequence
631                         (format "Command to execute on \"%s\":"
632                                 riece-overriding-server-name)))))
633     (message "")
634     (call-interactively command)))
635
636 (provide 'riece-commands)
637
638 ;;; riece-commands.el ends here