cgit.sxemacs.org Git - riece/blob - 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-layout)
  30 (require 'riece-display)
  31 (require 'riece-server)
  32 (require 'riece-misc)
  33 (require 'riece-identity)
  34 (require 'riece-message)
  35
  36 (autoload 'derived-mode-class "derived")
  37
  38 ;;; Channel movement:
  39 (defun riece-command-switch-to-channel (channel)
  40   (interactive (list (riece-completing-read-identity
  41                       "Channel/User: " 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 "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   (riece-redisplay-buffers t))
 115
 116 (defun riece-command-change-layout (name)
 117   "Select a layout-name from all current available layouts and change
 118 the layout to the selected layout-name."
 119   (interactive (list (completing-read "Layout: " riece-layout-alist)))
 120   (setq riece-layout name
 121         riece-save-variables-are-dirty t)
 122   (riece-command-configure-windows))
 123
 124 (defun riece-command-toggle-channel-buffer-mode ()
 125   (interactive)
 126   (setq riece-channel-buffer-mode
 127         (not riece-channel-buffer-mode)
 128         riece-save-variables-are-dirty t)
 129   (riece-command-configure-windows))
 130
 131 (defun riece-command-toggle-user-list-buffer-mode ()
 132   (interactive)
 133   (setq riece-user-list-buffer-mode
 134         (not riece-user-list-buffer-mode)
 135         riece-save-variables-are-dirty t)
 136   (riece-command-configure-windows))
 137
 138 (defun riece-command-toggle-channel-list-buffer-mode ()
 139   (interactive)
 140   (setq riece-channel-list-buffer-mode
 141         (not riece-channel-list-buffer-mode)
 142         riece-save-variables-are-dirty t)
 143   (riece-command-configure-windows))
 144
 145 (defun riece-command-finger (user &optional recurse)
 146   (interactive
 147    (let* ((completion-ignore-case t)
 148           (user (riece-completing-read-identity
 149                  "User: "
 150                  (riece-get-users-on-server (riece-current-server-name)))))
 151      (list user current-prefix-arg)))
 152   (if recurse
 153       (riece-send-string (format "WHOIS %s %s\r\n"
 154                                  (riece-identity-prefix user)
 155                                  (riece-identity-prefix user)))
 156     (riece-send-string (format "WHOIS %s\r\n" (riece-identity-prefix user)))))
 157
 158 (defun riece-command-topic (topic)
 159   (interactive
 160    (progn
 161      (riece-check-channel-commands-are-usable t)
 162      (list (read-from-minibuffer
 163             "Topic: " (cons (or (riece-with-server-buffer
 164                                     (riece-identity-server
 165                                      riece-current-channel)
 166                                   (riece-channel-get-topic
 167                                    (riece-identity-prefix
 168                                     riece-current-channel)))
 169                                 "")
 170                             0)))))
 171   (riece-send-string (format "TOPIC %s :%s\r\n"
 172                              (riece-identity-prefix riece-current-channel)
 173                              topic)))
 174
 175 (defun riece-command-invite (user)
 176   (interactive
 177    (let ((completion-ignore-case t))
 178      (riece-check-channel-commands-are-usable t)
 179      (list (riece-completing-read-identity
 180             "User: "
 181             (riece-get-users-on-server (riece-current-server-name))))))
 182   (riece-send-string (format "INVITE %s %s\r\n"
 183                              (riece-identity-prefix user)
 184                              (riece-identity-prefix riece-current-channel))))
 185
 186 (defun riece-command-kick (user &optional message)
 187   (interactive
 188    (let ((completion-ignore-case t))
 189      (riece-check-channel-commands-are-usable t)
 190      (list (completing-read
 191             "User: "
 192             (riece-with-server-buffer
 193                 (riece-identity-server riece-current-channel)
 194               (riece-channel-get-users (riece-identity-prefix
 195                                         riece-current-channel))))
 196            (if current-prefix-arg
 197                (read-string "Message: ")))))
 198   (riece-send-string
 199    (if message
 200        (format "KICK %s %s :%s\r\n"
 201                (riece-identity-prefix riece-current-channel)
 202                user message)
 203      (format "KICK %s %s\r\n"
 204              (riece-identity-prefix riece-current-channel)
 205              user))))
 206
 207 (defun riece-command-names (pattern)
 208   (interactive
 209    (let ((completion-ignore-case t))
 210      (list (read-from-minibuffer
 211             "Pattern: "
 212             (if (and riece-current-channel
 213                      (riece-channel-p (riece-identity-prefix
 214                                        riece-current-channel)))
 215                 (cons (riece-identity-prefix riece-current-channel)
 216                       0))))))
 217   (if (or (not (equal pattern ""))
 218           (yes-or-no-p "Really want to query NAMES without argument? "))
 219       (riece-send-string (format "NAMES %s\r\n" pattern))))
 220
 221 (defun riece-command-who (pattern)
 222   (interactive
 223    (let ((completion-ignore-case t))
 224      (list (read-from-minibuffer
 225             "Pattern: "
 226             (if (and riece-current-channel
 227                      (riece-channel-p (riece-identity-prefix
 228                                        riece-current-channel)))
 229                 (cons (riece-identity-prefix riece-current-channel)
 230                       0))))))
 231   (if (or (not (equal pattern ""))
 232           (yes-or-no-p "Really want to query WHO without argument? "))
 233       (riece-send-string (format "WHO %s\r\n" pattern))))
 234
 235 (defun riece-command-list (pattern)
 236   (interactive
 237    (let ((completion-ignore-case t))
 238      (list (read-from-minibuffer
 239             "Pattern: "
 240             (if (and riece-current-channel
 241                      (riece-channel-p (riece-identity-prefix
 242                                        riece-current-channel)))
 243                 (cons (riece-identity-prefix riece-current-channel)
 244                       0))))))
 245   (if (or (not (equal pattern ""))
 246           (yes-or-no-p "Really want to query LIST without argument? "))
 247       (riece-send-string (format "LIST %s\r\n" pattern))))
 248
 249 (defun riece-command-change-mode (channel change)
 250   (interactive
 251    (let* ((completion-ignore-case t)
 252           (channel
 253            (if current-prefix-arg
 254                (riece-completing-read-identity
 255                 "Channel/User: "
 256                 (riece-get-identities-on-server (riece-current-server-name)))
 257              (riece-check-channel-commands-are-usable t)
 258              riece-current-channel))
 259           (riece-overriding-server-name (riece-identity-server channel))
 260           (riece-temp-minibuffer-message
 261            (concat "[Available modes: "
 262                    (riece-with-server-buffer (riece-identity-server channel)
 263                      (if (riece-channel-p (riece-identity-prefix channel))
 264                          (if riece-supported-channel-modes
 265                              (apply #'string riece-supported-channel-modes))
 266                        (if riece-supported-user-modes
 267                            (apply #'string riece-supported-user-modes))))
 268                    "]")))
 269      (list channel
 270            (read-from-minibuffer
 271             (concat (riece-concat-channel-modes
 272                      channel "Mode (? for help)") ": ")
 273             nil riece-minibuffer-map))))
 274   (riece-send-string (format "MODE %s :%s\r\n" (riece-identity-prefix channel)
 275                              change)))
 276
 277 (defun riece-command-set-operators (users &optional arg)
 278   (interactive
 279    (progn
 280      (riece-check-channel-commands-are-usable t)
 281      (let ((completion-ignore-case t))
 282        (list (riece-completing-read-multiple
 283               "Users"
 284               (riece-with-server-buffer
 285                   (riece-identity-server riece-current-channel)
 286                 (riece-channel-get-users (riece-identity-prefix
 287                                          riece-current-channel)))
 288               (if current-prefix-arg
 289                   (lambda (user)
 290                     (memq ?o (cdr user)))
 291                 (lambda (user)
 292                   (not (memq ?o (cdr user))))))
 293              current-prefix-arg))))
 294   (let (group)
 295     (while users
 296       (setq group (cons (car users) group)
 297             users (cdr users))
 298       (when (or (= (length group) 3)
 299                 (null users))
 300         (riece-send-string
 301          (format "MODE %s %c%s %s\r\n"
 302                  (riece-identity-prefix riece-current-channel)
 303                  (if current-prefix-arg
 304                      ?-
 305                    ?+)
 306                  (make-string (length group) ?o)
 307                  (mapconcat #'identity (nreverse group) " ")))
 308         (setq group nil)))))
 309
 310 (defun riece-command-set-speakers (users &optional arg)
 311   (interactive
 312    (progn
 313      (riece-check-channel-commands-are-usable t)
 314      (let ((completion-ignore-case t))
 315        (list (riece-completing-read-multiple
 316               "Users"
 317               (riece-with-server-buffer
 318                   (riece-identity-server riece-current-channel)
 319                 (riece-channel-get-users (riece-identity-prefix
 320                                           riece-current-channel)))
 321               (if current-prefix-arg
 322                   (lambda (user)
 323                     (memq ?v (cdr user)))
 324                 (lambda (user)
 325                   (not (memq ?v (cdr user))))))
 326              current-prefix-arg))))
 327   (let (group)
 328     (while users
 329       (setq group (cons (car users) group)
 330             users (cdr users))
 331       (when (or (= (length group) 3)
 332                 (null users))
 333         (riece-send-string
 334          (format "MODE %s %c%s %s\r\n"
 335                  (riece-identity-prefix riece-current-channel)
 336                  (if current-prefix-arg
 337                      ?-
 338                    ?+)
 339                  (make-string (length group) ?v)
 340                  (mapconcat #'identity (nreverse group) " ")))
 341         (setq group nil)))))
 342
 343 (defun riece-command-send-message (message notice)
 344   "Send MESSAGE to the current channel."
 345   (if (equal message "")
 346       (error "No text to send"))
 347   (riece-check-channel-commands-are-usable)
 348   (if notice
 349       (progn
 350         (riece-send-string
 351          (format "NOTICE %s :%s\r\n"
 352                  (riece-identity-prefix riece-current-channel)
 353                  message))
 354         (riece-display-message
 355          (riece-make-message (riece-current-nickname) riece-current-channel
 356                              message 'notice t)))
 357     (riece-send-string
 358      (format "PRIVMSG %s :%s\r\n"
 359              (riece-identity-prefix riece-current-channel)
 360              message))
 361     (riece-display-message
 362      (riece-make-message (riece-current-nickname) riece-current-channel
 363                          message nil t))))
 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-enter-message-to-user (user)
 386   "Send the current line to USER."
 387   (interactive
 388    (let ((completion-ignore-case t))
 389      (list (riece-completing-read-identity
 390             "User: "
 391             (riece-get-users-on-server (riece-current-server-name))))))
 392   (let ((text (buffer-substring
 393                (riece-line-beginning-position)
 394                (riece-line-end-position))))
 395     (riece-send-string
 396      (format "PRIVMSG %s :%s\r\n" (riece-identity-prefix user) text))
 397     (riece-display-message
 398      (riece-make-message (riece-current-nickname) user text nil t)))
 399   (let ((next-line-add-newlines t))
 400     (next-line 1)))
 401
 402 (defun riece-command-join-channel (target key)
 403   (let ((process (riece-server-process (riece-identity-server target))))
 404     (unless process
 405       (error "%s" (substitute-command-keys
 406                    "Type \\[riece-command-open-server] to open server.")))
 407     (riece-process-send-string process
 408                                (if key
 409                                    (format "JOIN %s :%s\r\n"
 410                                            (riece-identity-prefix target)
 411                                            key)
 412                                  (format "JOIN %s\r\n"
 413                                          (riece-identity-prefix target))))))
 414
 415 (defun riece-command-join-partner (target)
 416   (let ((pointer (riece-identity-member target riece-current-channels)))
 417     (if pointer
 418         (riece-command-switch-to-channel (car pointer))
 419       (riece-join-channel target)
 420       (riece-switch-to-channel target))))
 421
 422 (defun riece-command-join (target &optional key)
 423   (interactive
 424    (let* ((completion-ignore-case t)
 425           (target
 426            (if riece-join-channel-candidate
 427                (let ((default (riece-format-identity
 428                                riece-join-channel-candidate)))
 429                  (riece-completing-read-identity
 430                   (format "Channel/User (default %s): " default)
 431                   (riece-get-identities-on-server (riece-current-server-name))
 432                   nil nil nil nil default))
 433              (riece-completing-read-identity
 434               "Channel/User: "
 435               (riece-get-identities-on-server (riece-current-server-name)))))
 436           key)
 437      (if (and current-prefix-arg
 438               (riece-channel-p (riece-identity-prefix target)))
 439          (setq key
 440                (riece-read-passwd (format "Key for %s: "
 441                                           (riece-format-identity target)))))
 442      (list target key)))
 443   (let ((pointer (riece-identity-member target riece-current-channels)))
 444     (if pointer
 445         (riece-command-switch-to-channel (car pointer))
 446       (if (riece-channel-p (riece-identity-prefix target))
 447           (riece-command-join-channel target key)
 448         (riece-command-join-partner target)))))
 449
 450 (defun riece-command-part-channel (target message)
 451   (let ((process (riece-server-process (riece-identity-server target))))
 452     (riece-process-send-string process
 453                                (if message
 454                                    (format "PART %s :%s\r\n"
 455                                            (riece-identity-prefix target)
 456                                            message)
 457                                  (format "PART %s\r\n"
 458                                          (riece-identity-prefix target))))))
 459
 460 (defun riece-command-part (target &optional message)
 461   (interactive
 462    (progn
 463      (riece-check-channel-commands-are-usable)
 464      (let* ((completion-ignore-case t)
 465             (target
 466              (riece-completing-read-identity
 467               (format "Channel/User (default %s): "
 468                       (riece-format-identity riece-current-channel))
 469               riece-current-channels nil nil nil nil
 470               (riece-format-identity riece-current-channel)))
 471             message)
 472        (if (and current-prefix-arg
 473                 (riece-channel-p (riece-identity-prefix target)))
 474            (setq message (read-string "Message: ")))
 475        (list target message))))
 476   (if (riece-identity-member target riece-current-channels)
 477       (if (riece-channel-p (riece-identity-prefix target))
 478           (riece-command-part-channel target message)
 479         (riece-part-channel target))
 480     (error "You are not talking with %s" target)))
 481
 482 (defun riece-command-change-nickname (nickname)
 483   "Change your nickname to NICK."
 484   (interactive "sEnter your nickname: ")
 485   (riece-send-string (format "NICK %s\r\n" nickname)))
 486
 487 (defun riece-command-scroll-down (lines)
 488   "Scroll LINES down dialogue buffer from command buffer."
 489   (interactive "P")
 490   (let ((buffer (if (and riece-channel-buffer-mode
 491                          riece-current-channel)
 492                     riece-channel-buffer
 493                   riece-dialogue-buffer)))
 494     (if (get-buffer-window buffer)
 495         (condition-case nil
 496             (let ((other-window-scroll-buffer buffer))
 497               (scroll-other-window-down lines))
 498           (beginning-of-buffer
 499            (message "Beginning of buffer"))))))
 500
 501 (defun riece-command-scroll-up (lines)
 502   "Scroll LINES up dialogue buffer from command buffer."
 503   (interactive "P")
 504   (let ((buffer (if (and riece-channel-buffer-mode
 505                          riece-current-channel)
 506                     riece-channel-buffer
 507                   riece-dialogue-buffer)))
 508     (if (get-buffer-window buffer)
 509         (condition-case nil
 510             (let ((other-window-scroll-buffer buffer))
 511               (scroll-other-window lines))
 512           (end-of-buffer
 513            (message "End of buffer"))))))
 514
 515 (defun riece-command-user-list-scroll-down (lines)
 516   "Scroll LINES down user list buffer from command buffer."
 517   (interactive "P")
 518   (if (get-buffer-window riece-user-list-buffer)
 519       (condition-case nil
 520           (let ((other-window-scroll-buffer riece-user-list-buffer))
 521             (scroll-other-window-down lines))
 522         (beginning-of-buffer
 523          (message "Beginning of buffer")))))
 524
 525 (defun riece-command-user-list-scroll-up (lines)
 526   "Scroll LINES up user list buffer from command buffer."
 527   (interactive "P")
 528   (if (get-buffer-window riece-user-list-buffer)
 529       (condition-case nil
 530           (let ((other-window-scroll-buffer riece-user-list-buffer))
 531             (scroll-other-window lines))
 532         (end-of-buffer
 533          (message "End of buffer")))))
 534
 535 (defun riece-command-toggle-away (&optional message)
 536   "Mark yourself as being away."
 537   (interactive
 538    (if (and (not (riece-with-server-buffer (riece-identity-server
 539                                             (riece-current-nickname))
 540                    (riece-user-get-away (riece-identity-prefix
 541                                          (riece-current-nickname)))))
 542             current-prefix-arg)
 543        (list (read-from-minibuffer
 544               "Away message: " (cons (or riece-away-message "") 0)))))
 545   (if (riece-with-server-buffer (riece-identity-server
 546                                  (riece-current-nickname))
 547         (riece-user-get-away (riece-identity-prefix
 548                               (riece-current-nickname))))
 549       (riece-send-string "AWAY\r\n")
 550     (riece-send-string (format "AWAY :%s\r\n" (or message
 551                                                   riece-away-message)))))
 552
 553 (defun riece-command-toggle-freeze (&optional arg)
 554   "Prevent automatic scrolling of the dialogue window.
 555 If prefix argument ARG is non-nil, toggle frozen status."
 556   (interactive "P")
 557   (with-current-buffer (if (eq (derived-mode-class major-mode)
 558                                'riece-dialogue-mode)
 559                            (current-buffer)
 560                          (if (and riece-channel-buffer-mode
 561                                   riece-channel-buffer)
 562                              riece-channel-buffer
 563                            riece-dialogue-buffer))
 564     (setq riece-freeze (if arg
 565                            (< 0 (prefix-numeric-value arg))
 566                          (not riece-freeze)))
 567     (riece-emit-signal 'buffer-freeze-changed
 568                        (current-buffer) riece-freeze)))
 569
 570 (defun riece-command-toggle-own-freeze (&optional arg)
 571   "Prevent automatic scrolling of the dialogue window.
 572 The difference from `riece-command-freeze' is that your messages are hidden.
 573 If prefix argument ARG is non-nil, toggle frozen status."
 574   (interactive "P")
 575   (with-current-buffer (if (eq (derived-mode-class major-mode)
 576                                'riece-dialogue-mode)
 577                            (current-buffer)
 578                          (if (and riece-channel-buffer-mode
 579                                   riece-channel-buffer)
 580                              riece-channel-buffer
 581                            riece-dialogue-buffer))
 582     (if (if arg
 583             (< 0 (prefix-numeric-value arg))
 584           (not (eq riece-freeze 'own)))
 585         (setq riece-freeze 'own)
 586       (setq riece-freeze nil))
 587     (riece-emit-signal 'buffer-freeze-changed
 588                        (current-buffer) riece-freeze)))
 589
 590 (eval-when-compile
 591   (autoload 'riece-exit "riece"))
 592 (defun riece-command-quit (&optional arg)
 593   "Quit IRC."
 594   (interactive "P")
 595   (if (y-or-n-p "Really quit IRC? ")
 596       (if riece-server-process-alist
 597           (let ((message
 598                  (if arg
 599                      (read-string "Message: ")
 600                    riece-quit-message))
 601                 (alist riece-server-process-alist))
 602             (while alist
 603               (riece-quit-server-process (cdr (car alist)) message)
 604               (setq alist (cdr alist))))
 605         ;; If no server process is available, exit immediately.
 606         (riece-exit))))
 607
 608 (defun riece-command-raw (command)
 609   "Enter raw IRC command, which is sent to the server."
 610   (interactive "sIRC command: ")
 611   (riece-send-string (concat command "\r\n")))
 612
 613 (defun riece-command-end-of-buffer ()
 614   "Get end of the dialogue buffer."
 615   (interactive)
 616   (let (buffer window)
 617     (setq buffer (if riece-channel-buffer-mode
 618                      riece-channel-buffer
 619                    riece-dialogue-buffer))
 620     (or (setq window (get-buffer-window buffer))
 621         (setq window (get-buffer-window riece-dialogue-buffer)
 622               buffer riece-dialogue-buffer))
 623     (when window
 624       (save-selected-window
 625         (select-window window)
 626         (goto-char (point-max))))))
 627
 628 (defun riece-command-copy-region (start end)
 629   "Move current region between START and END to `kill-ring'."
 630   (interactive "r")
 631   (kill-new (buffer-substring-no-properties start end)))
 632
 633 (defun riece-command-complete-user ()
 634   "Complete a user name in the current buffer."
 635   (interactive)
 636   (let* ((completion-ignore-case t)
 637          (table (mapcar (lambda (user)
 638                           (list (riece-format-identity user t)))
 639                         (riece-get-users-on-server
 640                          (riece-current-server-name))))
 641          (current (current-word))
 642          (completion (try-completion current table))
 643          (all (all-completions current table)))
 644     (if (eq completion t)
 645         nil
 646       (if (null completion)
 647           (message "Can't find completion for \"%s\"" current)
 648         (if (equal current completion)
 649             (with-output-to-temp-buffer "*Help*"
 650               (display-completion-list all))
 651           (delete-region (point) (- (point) (length current)))
 652           (insert completion))))))
 653
 654 (defun riece-command-open-server (server-name)
 655   (interactive
 656    (list (completing-read "Server: " riece-server-alist)))
 657   (if (riece-server-process server-name)
 658       (error "%s is already opened" server-name))
 659   (riece-open-server
 660    (riece-server-name-to-server server-name)
 661    server-name))
 662
 663 (defun riece-command-close-server (server-name &optional message)
 664   (interactive
 665    (list (completing-read "Server: " riece-server-process-alist)
 666          (if current-prefix-arg
 667              (read-string "Message: ")
 668            riece-quit-message)))
 669   (riece-quit-server-process (riece-server-process server-name) message))
 670
 671 (defun riece-command-universal-server-name-argument ()
 672   (interactive)
 673   (let* ((riece-overriding-server-name
 674           (completing-read "Server: " riece-server-process-alist))
 675          (command
 676           (key-binding (read-key-sequence
 677                         (format "Command to execute on \"%s\":"
 678                                 riece-overriding-server-name)))))
 679     (message "")
 680     (call-interactively command)))
 681
 682 (provide 'riece-commands)
 683
 684 ;;; riece-commands.el ends here