afaf9503e9a7aa6824b46ed0fc29a7162bec1679
[riece] / lisp / riece-commands.el
1 ;;; riece-commands.el --- commands available in command buffer -*- lexical-binding: t -*-
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., 51 Franklin Street, Fifth Floor,
23 ;; Boston, MA 02110-1301, USA.
24
25 ;;; Code:
26
27 (require 'riece-channel)
28 (require 'riece-complete)
29 (require 'riece-layout)
30 (require 'riece-display)
31 (require 'riece-server)
32 (require 'riece-misc)
33 (require 'riece-identity)
34 (require 'riece-message)
35 (require 'riece-mcat)
36
37 ;;; Channel movement:
38 (defun riece-command-switch-to-channel (channel)
39   (interactive (list (riece-completing-read-identity
40                       (riece-mcat "Switch to channel/user: ")
41                       riece-current-channels nil t)))
42   (unless (equal channel riece-current-channel)
43     (riece-switch-to-channel channel)))
44
45 (defun riece-command-switch-to-channel-by-number (number)
46   (interactive
47    (let ((command-name (symbol-name this-command)))
48      (if (string-match "[0-9]+$" command-name)
49          (list (string-to-number (match-string 0 command-name)))
50        (list (string-to-number (read-string (riece-mcat "Switch to number: ")))))))
51   (let ((channel (nth (1- number) riece-current-channels)))
52     (if channel
53         (riece-command-switch-to-channel channel)
54       (error "No such number!"))))
55
56 (eval-and-compile
57   (let ((number 1))
58     (while (<= number 20)
59       (defalias (intern (concat "riece-command-switch-to-channel-by-number-"
60                                 (number-to-string number)))
61         'riece-command-switch-to-channel-by-number)
62       (setq number (1+ number)))))
63
64 (defun riece-command-next-channel ()
65   "Select the next channel."
66   (interactive)
67   (when (> (length riece-current-channels) 1)
68     (let ((pointer (cdr (riece-identity-member
69                          riece-current-channel
70                          riece-current-channels))))
71       (while (and pointer
72                   (null (car pointer)))
73         (setq pointer (cdr pointer)))
74       (when (null pointer)
75         (setq pointer riece-current-channels)
76         (while (and pointer
77                     (null (car pointer)))
78           (setq pointer (cdr pointer))))
79       (if (car pointer)
80           (riece-command-switch-to-channel (car pointer))
81         (error "No such channel!")))))
82
83 (defun riece-command-previous-channel ()
84   "Select the previous channel."
85   (interactive)
86   (when (> (length riece-current-channels) 1)
87     (let ((pointer (riece-identity-member
88                     riece-current-channel
89                     riece-current-channels))
90           (start riece-current-channels)
91           channel)
92       (while (and start (not (eq start pointer)))
93         (if (car start)
94             (setq channel (car start)))
95         (setq start (cdr start)))
96       (when (null channel)
97         (setq start (copy-sequence riece-current-channels))
98         (setq start (delq nil start))
99         (and (> (length start) 1)
100              (setq channel (nth (1- (length start)) start))))
101       (if channel
102           (riece-command-switch-to-channel channel)
103         (error "No such channel!")))))
104
105 (defun riece-command-select-command-buffer ()
106   "Select the command buffer."
107   (interactive)
108   (let ((window (get-buffer-window riece-command-buffer)))
109     (if window
110         (select-window window))))
111
112 (defun riece-command-configure-windows ()
113   (interactive)
114   "Reconfigure windows with the current layout."
115   (riece-redisplay-buffers t))
116
117 (defun riece-command-suspend-resume ()
118   (interactive)
119   "Save or restore the current window configuration."
120   (let ((entry (assq 'riece-window-configuration (frame-parameters))))
121     (modify-frame-parameters (selected-frame)
122                              (list (cons 'riece-window-configuration
123                                          (current-window-configuration))))
124     (if (cdr entry)
125         (set-window-configuration (cdr entry))
126       (delete-other-windows))
127     (message
128      (substitute-command-keys
129       "\\[riece-command-suspend-resume] to get back the last windows"))))
130
131 (defun riece-command-change-layout (name)
132   "Select a layout-name from all current available layouts and change
133 the layout to the selected layout-name."
134   (interactive (list (completing-read (riece-mcat "Change layout: ")
135                                       riece-layout-alist)))
136   (setq riece-layout name
137         riece-save-variables-are-dirty t)
138   (riece-command-configure-windows))
139
140 (defun riece-command-toggle-channel-buffer-mode ()
141   (interactive)
142   (setq riece-channel-buffer-mode
143         (not riece-channel-buffer-mode)
144         riece-save-variables-are-dirty t)
145   (riece-command-configure-windows))
146
147 (defun riece-command-toggle-others-buffer-mode ()
148   (interactive)
149   (setq riece-others-buffer-mode
150         (not riece-others-buffer-mode)
151         riece-save-variables-are-dirty t)
152   (riece-command-configure-windows))
153
154 (defun riece-command-toggle-user-list-buffer-mode ()
155   (interactive)
156   (setq riece-user-list-buffer-mode
157         (not riece-user-list-buffer-mode)
158         riece-save-variables-are-dirty t)
159   (riece-command-configure-windows))
160
161 (defun riece-command-toggle-channel-list-buffer-mode ()
162   (interactive)
163   (setq riece-channel-list-buffer-mode
164         (not riece-channel-list-buffer-mode)
165         riece-save-variables-are-dirty t)
166   (riece-command-configure-windows))
167
168 (defun riece-command-finger (user &optional recurse)
169   (interactive
170    (let* ((completion-ignore-case t)
171           (user (riece-completing-read-identity
172                  (riece-mcat "Finger user: ")
173                  (riece-get-users-on-server (riece-current-server-name))
174                  nil nil nil nil nil t)))
175      (list user current-prefix-arg)))
176   (if recurse
177       (riece-send-string (format "WHOIS %s %s\r\n"
178                                  (riece-identity-prefix user)
179                                  (riece-identity-prefix user)))
180     (riece-send-string (format "WHOIS %s\r\n" (riece-identity-prefix user)))))
181
182 (defun riece-command-topic (topic)
183   (interactive
184    (progn
185      (riece-check-channel-commands-are-usable t)
186      (list (read-from-minibuffer
187             (riece-mcat "Set topic: ")
188             (cons (or (riece-with-server-buffer
189                           (riece-identity-server
190                            riece-current-channel)
191                         (riece-channel-get-topic
192                          (riece-identity-prefix
193                           riece-current-channel)))
194                       "")
195                   0)))))
196   (riece-send-string (format "TOPIC %s :%s\r\n"
197                              (riece-identity-prefix riece-current-channel)
198                              topic)
199                      riece-current-channel))
200
201 (defun riece-command-invite (user)
202   (interactive
203    (let ((completion-ignore-case t))
204      (riece-check-channel-commands-are-usable t)
205      (list (riece-completing-read-identity
206             (riece-mcat "Invite user: ")
207             (riece-get-users-on-server (riece-current-server-name))
208             nil nil nil nil nil t))))
209   (riece-send-string (format "INVITE %s :%s\r\n"
210                              (riece-identity-prefix user)
211                              (riece-identity-prefix riece-current-channel))))
212
213 (defun riece-command-kick (user &optional message)
214   (interactive
215    (let ((completion-ignore-case t))
216      (riece-check-channel-commands-are-usable t)
217      (list (completing-read
218             (riece-mcat "Kick user: ")
219             (riece-with-server-buffer
220                 (riece-identity-server riece-current-channel)
221               (riece-channel-get-users (riece-identity-prefix
222                                         riece-current-channel))))
223            (if current-prefix-arg
224                (read-string "Message: ")))))
225   (riece-send-string
226    (if message
227        (format "KICK %s %s :%s\r\n"
228                (riece-identity-prefix riece-current-channel)
229                user message)
230      (format "KICK %s %s\r\n"
231              (riece-identity-prefix riece-current-channel)
232              user))
233    riece-current-channel))
234
235 (defun riece-command-kick-with-ban (user pattern &optional message)
236   (interactive
237    (let ((completion-ignore-case t)
238          user)
239      (riece-check-channel-commands-are-usable t)
240      (riece-with-server-buffer (riece-identity-server riece-current-channel)
241        (setq user (completing-read
242                    (riece-mcat "Kick user: ")
243                    (riece-channel-get-users (riece-identity-prefix
244                                              riece-current-channel))))
245        (list
246         user
247         (read-from-minibuffer
248          (riece-mcat "Ban pattern: ")
249          (concat user "!" (riece-user-get-user-at-host user)))
250         (if current-prefix-arg
251             (read-string "Message: "))))))
252   (riece-send-string (format "MODE %s :+b %s\r\n"
253                              (riece-identity-prefix riece-current-channel)
254                              pattern)
255                      riece-current-channel)
256   (riece-send-string
257    (if message
258        (format "KICK %s %s :%s\r\n"
259                (riece-identity-prefix riece-current-channel)
260                user message)
261      (format "KICK %s %s\r\n"
262              (riece-identity-prefix riece-current-channel)
263              user))
264    riece-current-channel))
265
266 (defun riece-command-names (pattern)
267   (interactive
268    (let ((completion-ignore-case t))
269      (list (read-from-minibuffer
270             (riece-mcat "NAMES pattern: ")
271             (if (and riece-current-channel
272                      (riece-channel-p (riece-identity-prefix
273                                        riece-current-channel)))
274                 (cons (riece-identity-prefix riece-current-channel)
275                       0))))))
276   (if (or (not (equal pattern ""))
277           (yes-or-no-p (riece-mcat
278                         "Really want to query NAMES without argument? ")))
279       (riece-send-string (format "NAMES %s\r\n" pattern))))
280
281 (defun riece-command-who (pattern)
282   (interactive
283    (let ((completion-ignore-case t))
284      (list (read-from-minibuffer
285             (riece-mcat "WHO pattern: ")
286             (if (and riece-current-channel
287                      (riece-channel-p (riece-identity-prefix
288                                        riece-current-channel)))
289                 (cons (riece-identity-prefix riece-current-channel)
290                       0))))))
291   (if (or (not (equal pattern ""))
292           (yes-or-no-p (riece-mcat
293                         "Really want to query WHO without argument? ")))
294       (riece-send-string (format "WHO %s\r\n" pattern))))
295
296 (defun riece-command-list (pattern)
297   (interactive
298    (let ((completion-ignore-case t))
299      (list (read-from-minibuffer
300             (riece-mcat "LIST pattern: ")
301             (if (and riece-current-channel
302                      (riece-channel-p (riece-identity-prefix
303                                        riece-current-channel)))
304                 (cons (riece-identity-prefix riece-current-channel)
305                       0))))))
306   (if (or (not (equal pattern ""))
307           (yes-or-no-p (riece-mcat
308                         "Really want to query LIST without argument? ")))
309       (riece-send-string (format "LIST %s\r\n" pattern))))
310
311 (defvar riece-temp-minibuffer-message)
312 (defvar riece-overriding-server-name)
313 (defun riece-command-change-mode (channel change)
314   (interactive
315    (let* ((completion-ignore-case t)
316           (channel
317            (if current-prefix-arg
318                (riece-completing-read-identity
319                 (riece-mcat "Change mode for channel/user: ")
320                 (riece-get-identities-on-server (riece-current-server-name))
321                 nil nil nil nil nil t)
322              (riece-check-channel-commands-are-usable t)
323              riece-current-channel))
324           (riece-overriding-server-name (riece-identity-server channel))
325           (riece-temp-minibuffer-message
326            (concat (riece-mcat "[Available modes: ")
327                    (riece-with-server-buffer (riece-identity-server channel)
328                      (if (riece-channel-p (riece-identity-prefix channel))
329                          (if riece-supported-channel-modes
330                              (apply #'string riece-supported-channel-modes))
331                        (if riece-supported-user-modes
332                            (apply #'string riece-supported-user-modes))))
333                    "]")))
334      (list channel
335            (read-from-minibuffer
336             (concat (riece-concat-channel-modes
337                      channel (riece-mcat "Mode (? for help)")) ": ")
338             nil riece-minibuffer-map))))
339   (if (equal change "")
340       (riece-send-string (format "MODE %s\r\n"
341                                  (riece-identity-prefix channel)))
342     (riece-send-string (format "MODE %s %s\r\n"
343                                (riece-identity-prefix channel)
344                                change))))
345
346 (defun riece-command-set-operators (users &optional _arg)
347   (interactive
348    (progn
349      (riece-check-channel-commands-are-usable t)
350      (let ((completion-ignore-case t))
351        (list (riece-completing-read-multiple
352               (if current-prefix-arg
353                   (riece-mcat "Unset +o for users")
354                 (riece-mcat "Set +o for users"))
355               (riece-with-server-buffer
356                   (riece-identity-server riece-current-channel)
357                 (riece-channel-get-users (riece-identity-prefix
358                                          riece-current-channel)))
359               (if current-prefix-arg
360                   (lambda (user)
361                     (memq ?o (cdr user)))
362                 (lambda (user)
363                   (not (memq ?o (cdr user))))))
364              current-prefix-arg))))
365   (let (group)
366     (while users
367       (setq group (cons (car users) group)
368             users (cdr users))
369       (when (or (= (length group) 3)
370                 (null users))
371         (riece-send-string
372          (format "MODE %s %c%s %s\r\n"
373                  (riece-identity-prefix riece-current-channel)
374                  (if current-prefix-arg
375                      ?-
376                    ?+)
377                  (make-string (length group) ?o)
378                  (mapconcat #'identity (nreverse group) " ")))
379         (setq group nil)))))
380
381 (defun riece-command-set-speakers (users &optional _arg)
382   (interactive
383    (progn
384      (riece-check-channel-commands-are-usable t)
385      (let ((completion-ignore-case t))
386        (list (riece-completing-read-multiple
387               (if current-prefix-arg
388                   (riece-mcat "Unset +v for users")
389                 (riece-mcat "Set +v for users"))
390               (riece-with-server-buffer
391                   (riece-identity-server riece-current-channel)
392                 (riece-channel-get-users (riece-identity-prefix
393                                           riece-current-channel)))
394               (if current-prefix-arg
395                   (lambda (user)
396                     (memq ?v (cdr user)))
397                 (lambda (user)
398                   (not (memq ?v (cdr user))))))
399              current-prefix-arg))))
400   (let (group)
401     (while users
402       (setq group (cons (car users) group)
403             users (cdr users))
404       (when (or (= (length group) 3)
405                 (null users))
406         (riece-send-string
407          (format "MODE %s %c%s %s\r\n"
408                  (riece-identity-prefix riece-current-channel)
409                  (if current-prefix-arg
410                      ?-
411                    ?+)
412                  (make-string (length group) ?v)
413                  (mapconcat #'identity (nreverse group) " ")))
414         (setq group nil)))))
415
416 (defun riece-command-send-message (message notice)
417   "Send MESSAGE to the current channel."
418   (run-hooks 'riece-command-send-message-hook)
419   (if (equal message "")
420       (error (riece-mcat "No text to send")))
421   (riece-check-channel-commands-are-usable)
422   (if notice
423       (progn
424         (riece-send-string
425          (format "NOTICE %s :%s\r\n"
426                  (riece-identity-prefix riece-current-channel)
427                  message)
428          riece-current-channel)
429         (riece-display-message
430          (riece-make-message (riece-current-nickname) riece-current-channel
431                              message 'notice t)))
432     (riece-send-string
433      (format "PRIVMSG %s :%s\r\n"
434              (riece-identity-prefix riece-current-channel)
435              message)
436      riece-current-channel)
437     (riece-display-message
438      (riece-make-message (riece-current-nickname) riece-current-channel
439                          message nil t))))
440
441 (defun riece-command-enter-message ()
442   "Send the current line to the current channel."
443   (interactive)
444   (riece-command-send-message (buffer-substring
445                                (riece-line-beginning-position)
446                                (riece-line-end-position))
447                               nil)
448   (forward-line 1)
449   (when (eobp)
450     (insert "\n")))
451
452
453 (defun riece-command-enter-message-as-notice ()
454   "Send the current line to the current channel as NOTICE."
455   (interactive)
456   (riece-command-send-message (buffer-substring
457                                (riece-line-beginning-position)
458                                (riece-line-end-position))
459                               t)
460   (forward-line 1)
461   (when (eobp)
462     (insert "\n")))
463
464 (defun riece-command-enter-message-to-user (user)
465   "Send the current line to USER."
466   (interactive
467    (if (and (bolp) (eolp))
468        (error "No text to send")
469      (let ((completion-ignore-case t))
470        (list (riece-completing-read-identity
471               (riece-mcat "Message to user: ")
472               (riece-get-users-on-server (riece-current-server-name))
473               nil nil nil nil nil t)))))
474   (let ((text (buffer-substring
475                (riece-line-beginning-position)
476                (riece-line-end-position))))
477     (riece-send-string
478      (format "PRIVMSG %s :%s\r\n" (riece-identity-prefix user) text)
479      user)
480     (riece-display-message
481      (riece-make-message (riece-current-nickname) user text nil t)))
482   (forward-line 1)
483   (when (eobp)
484     (insert "\n")))
485
486 (defun riece-command-join-channel (target key)
487   (unless (riece-server-opened (riece-identity-server target))
488     (error "%s" (substitute-command-keys
489                  "Type \\[riece-command-open-server] to open server.")))
490   (riece-send-string (if key
491                          (format "JOIN %s :%s\r\n"
492                                  (riece-identity-prefix target)
493                                  key)
494                        (format "JOIN %s\r\n"
495                                (riece-identity-prefix target)))
496                      target))
497
498 (defun riece-command-join-partner (target)
499   (let ((pointer (riece-identity-member target riece-current-channels)))
500     (if pointer
501         (riece-command-switch-to-channel (car pointer))
502       (riece-join-channel target)
503       (riece-switch-to-channel target))))
504
505 (defun riece-command-join (target)
506   (interactive
507    (let ((completion-ignore-case t))
508      (list
509       (if riece-join-channel-candidate
510           (let ((default (riece-format-identity
511                           riece-join-channel-candidate)))
512             (riece-completing-read-identity
513              (format (riece-mcat "Join channel/user (default %s): ") default)
514              (riece-get-identities-on-server (riece-current-server-name))
515              nil nil nil nil default))
516         (riece-completing-read-identity
517          (riece-mcat "Join channel/user: ")
518          (riece-get-identities-on-server (riece-current-server-name)))))))
519   (let ((pointer (riece-identity-member target riece-current-channels)))
520     (if pointer
521         (riece-command-switch-to-channel (car pointer))
522       (if (riece-channel-p (riece-identity-prefix target))
523           (riece-command-join-channel target nil)
524         (riece-command-join-partner target)))))
525
526 (defun riece-command-part-channel (target message)
527   (unless (riece-server-opened (riece-identity-server target))
528     (error "%s" (substitute-command-keys
529                  "Type \\[riece-command-open-server] to open server.")))
530   (riece-send-string (if message
531                          (format "PART %s :%s\r\n"
532                                  (riece-identity-prefix target)
533                                  message)
534                        (format "PART %s\r\n"
535                                (riece-identity-prefix target)))
536                      target))
537
538 (defun riece-command-part (target &optional message)
539   (interactive
540    (progn
541      (riece-check-channel-commands-are-usable)
542      (let* ((completion-ignore-case t)
543             (target
544              (riece-completing-read-identity
545               (format (riece-mcat "Part from channel/user (default %s): ")
546                       (riece-format-identity riece-current-channel))
547               riece-current-channels nil nil nil nil
548               (riece-format-identity riece-current-channel)))
549             (message
550              (if current-prefix-arg
551                  (read-string (riece-mcat "Message: "))
552                riece-part-message)))
553        (list target message))))
554   (if (riece-identity-member target riece-current-channels)
555       (if (riece-channel-p (riece-identity-prefix target))
556           (riece-command-part-channel target message)
557         (riece-part-channel target))
558     (error "You are not talking with %s" target)))
559
560 (defun riece-command-change-nickname (nickname)
561   "Change your nickname to NICK."
562   (interactive "sEnter your nickname: ")
563   (riece-send-string (format "NICK %s\r\n" nickname)))
564
565 (defun riece-command-scroll-down (lines)
566   "Scroll LINES down dialogue buffer from command buffer."
567   (interactive "P")
568   (let ((buffer (if (and riece-channel-buffer-mode
569                          riece-current-channel)
570                     riece-channel-buffer
571                   riece-dialogue-buffer)))
572     (if (get-buffer-window buffer)
573         (condition-case nil
574             (let ((other-window-scroll-buffer buffer))
575               (scroll-other-window-down lines))
576           (beginning-of-buffer
577            (message (riece-mcat "Beginning of buffer")))))))
578
579 (defun riece-command-scroll-up (lines)
580   "Scroll LINES up dialogue buffer from command buffer."
581   (interactive "P")
582   (let ((buffer (if (and riece-channel-buffer-mode
583                          riece-current-channel)
584                     riece-channel-buffer
585                   riece-dialogue-buffer)))
586     (if (get-buffer-window buffer)
587         (condition-case nil
588             (let ((other-window-scroll-buffer buffer))
589               (scroll-other-window lines))
590           (end-of-buffer
591            (message (riece-mcat "End of buffer")))))))
592
593 (defun riece-command-user-list-scroll-down (lines)
594   "Scroll LINES down user list buffer from command buffer."
595   (interactive "P")
596   (if (get-buffer-window riece-user-list-buffer)
597       (condition-case nil
598           (let ((other-window-scroll-buffer riece-user-list-buffer))
599             (scroll-other-window-down lines))
600         (beginning-of-buffer
601          (message (riece-mcat "Beginning of buffer"))))))
602
603 (defun riece-command-user-list-scroll-up (lines)
604   "Scroll LINES up user list buffer from command buffer."
605   (interactive "P")
606   (if (get-buffer-window riece-user-list-buffer)
607       (condition-case nil
608           (let ((other-window-scroll-buffer riece-user-list-buffer))
609             (scroll-other-window lines))
610         (end-of-buffer
611          (message (riece-mcat "End of buffer"))))))
612
613 (defun riece-command-toggle-away (&optional message)
614   "Mark yourself as being away."
615   (interactive
616    (if (and (not (riece-with-server-buffer (riece-identity-server
617                                             (riece-current-nickname))
618                    (riece-user-get-away (riece-identity-prefix
619                                          (riece-current-nickname)))))
620             current-prefix-arg)
621        (list (read-from-minibuffer
622               (riece-mcat "Away message: ") (cons (or riece-away-message "")
623                                                   0)))))
624   (if (riece-with-server-buffer (riece-identity-server
625                                  (riece-current-nickname))
626         (riece-user-get-away (riece-identity-prefix
627                               (riece-current-nickname))))
628       (riece-send-string "AWAY\r\n")
629     (riece-send-string (format "AWAY :%s\r\n" (or message
630                                                   riece-away-message)))))
631
632 (defun riece-command-toggle-freeze (&optional arg)
633   "Prevent automatic scrolling of the dialogue window.
634 If prefix argument ARG is non-nil, toggle frozen status."
635   (interactive "P")
636   (with-current-buffer (if (riece-derived-mode-p 'riece-dialogue-mode)
637                            (current-buffer)
638                          (if (and riece-channel-buffer-mode
639                                   riece-channel-buffer)
640                              riece-channel-buffer
641                            riece-dialogue-buffer))
642     (setq riece-freeze (if arg
643                            (< 0 (prefix-numeric-value arg))
644                          (not riece-freeze)))
645     (riece-emit-signal 'buffer-freeze-changed
646                        (current-buffer) riece-freeze)))
647
648 (defun riece-command-toggle-own-freeze (&optional arg)
649   "Prevent automatic scrolling of the dialogue window.
650 The difference from `riece-command-freeze' is that your messages are hidden.
651 If prefix argument ARG is non-nil, toggle frozen status."
652   (interactive "P")
653   (with-current-buffer (if (riece-derived-mode-p 'riece-dialogue-mode)
654                            (current-buffer)
655                          (if (and riece-channel-buffer-mode
656                                   riece-channel-buffer)
657                              riece-channel-buffer
658                            riece-dialogue-buffer))
659     (if (if arg
660             (< 0 (prefix-numeric-value arg))
661           (not (eq riece-freeze 'own)))
662         (setq riece-freeze 'own)
663       (setq riece-freeze nil))
664     (riece-emit-signal 'buffer-freeze-changed
665                        (current-buffer) riece-freeze)))
666
667 (eval-when-compile
668   (autoload 'riece-exit "riece"))
669 (defun riece-command-quit (&optional arg)
670   "Quit IRC."
671   (interactive "P")
672   (if (null riece-server-process-alist)
673       (progn
674         (message (riece-mcat "No server process"))
675         (ding))
676     (if (y-or-n-p (riece-mcat "Really quit IRC? "))
677         (let ((message
678                (if arg
679                    (read-string (riece-mcat "Message: "))
680                  riece-quit-message))
681               (alist riece-server-process-alist))
682           (while alist
683             (riece-quit-server-process (cdr (car alist)) message)
684             (setq alist (cdr alist)))))))
685
686 (defun riece-command-raw (command)
687   "Enter raw IRC command, which is sent to the server."
688   (interactive "sIRC command: ")
689   (riece-send-string (concat command "\r\n")))
690
691 (defun riece-command-beginning-of-buffer ()
692   "Scroll channel buffer to the beginning."
693   (interactive)
694   (let (buffer window)
695     (setq buffer (if riece-channel-buffer-mode
696                      riece-channel-buffer
697                    riece-dialogue-buffer))
698     (or (setq window (get-buffer-window buffer))
699         (setq window (get-buffer-window riece-dialogue-buffer)
700               buffer riece-dialogue-buffer))
701     (when window
702       (save-selected-window
703         (select-window window)
704         (goto-char (point-min))))))
705
706 (defun riece-command-end-of-buffer ()
707   "Scroll channel buffer to the end."
708   (interactive)
709   (let (buffer window)
710     (setq buffer (if riece-channel-buffer-mode
711                      riece-channel-buffer
712                    riece-dialogue-buffer))
713     (or (setq window (get-buffer-window buffer))
714         (setq window (get-buffer-window riece-dialogue-buffer)
715               buffer riece-dialogue-buffer))
716     (when window
717       (save-selected-window
718         (select-window window)
719         (goto-char (point-max))))))
720
721 (defun riece-command-copy-region (start end)
722   "Move current region between START and END to `kill-ring'."
723   (interactive "r")
724   (kill-new (buffer-substring-no-properties start end)))
725
726 (defun riece-command-complete-user ()
727   "Complete a user name in the current buffer."
728   (interactive)
729   (let* ((completion-ignore-case t)
730          (table (mapcar (lambda (user)
731                           (list (riece-format-identity user t)))
732                         (riece-get-users-on-server
733                          (riece-current-server-name))))
734          (current (or (current-word) ""))
735          (completion (try-completion current table))
736          (all (all-completions current table)))
737     (if (eq completion t)
738         nil
739       (if (null completion)
740           (message (riece-mcat "Can't find completion for \"%s\"") current)
741         (if (equal current completion)
742             (with-output-to-temp-buffer "*Help*"
743               (display-completion-list all))
744           (re-search-forward "\\>" nil t)
745           (delete-region (point) (- (point) (length current)))
746           (insert completion))))))
747
748 (defun riece-command-open-server (server-name)
749   (interactive
750    (list (completing-read (riece-mcat "Open server: ") riece-server-alist)))
751   (if (riece-server-process server-name)
752       (error "%s is already opened" server-name))
753   (riece-open-server
754    (riece-server-name-to-server server-name)
755    server-name))
756
757 (defun riece-command-close-server (server-name &optional message)
758   (interactive
759    (list (completing-read (riece-mcat "Close server: ")
760                           riece-server-process-alist)
761          (if current-prefix-arg
762              (read-string (riece-mcat "Message: "))
763            riece-quit-message)))
764   (let ((process (riece-server-process server-name)))
765     (unless process
766       (error "%s is not opened" server-name))
767     (riece-quit-server-process process message)))
768
769 (defun riece-command-universal-server-name-argument ()
770   (interactive)
771   (let* ((riece-overriding-server-name
772           (completing-read (riece-mcat "Server: ") riece-server-process-alist))
773          (command
774           (key-binding (read-key-sequence
775                         (format (riece-mcat "Command to execute on \"%s\":")
776                                 riece-overriding-server-name)))))
777     (message "")
778     (call-interactively command)))
779
780 (eval-when-compile
781   (autoload 'riece-save-variables-files "riece"))
782 (defun riece-command-save-variables ()
783   "Save `riece-variables-file'."
784   (interactive)
785   (if (or riece-save-variables-are-dirty
786           (y-or-n-p (riece-mcat "No changes made.  Save anyway? ")))
787       (riece-save-variables-files)))
788
789 (provide 'riece-commands)
790
791 ;;; riece-commands.el ends here