1 ;;; riece-server.el --- functions to open and close servers
2 ;; Copyright (C) 1998-2003 Daiki Ueno
4 ;; Author: Daiki Ueno <ueno@unixuser.org>
6 ;; Keywords: IRC, riece
8 ;; This file is part of Riece.
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)
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.
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.
27 (require 'riece-options)
28 (require 'riece-globals) ;for server local variables.
29 (require 'riece-coding) ;riece-default-coding-system
32 (defvar riece-server-keyword-map
35 (:nickname riece-nickname)
36 (:username riece-username)
38 (:function #'open-network-stream)
39 (:coding riece-default-coding-system))
40 "Mapping from keywords to default values.
41 All keywords that can be used must be listed here."))
43 (defmacro riece-server-keyword-bind (plist &rest body)
44 "Return a `let' form that binds all variables in PLIST.
45 After this is done, BODY will be executed in the scope
48 The variables bound and their default values are described by
49 the `riece-server-keyword-map' variable."
52 (list (intern (substring (symbol-name (car keyword)) 1))
54 `(or (plist-get ,plist ',(car keyword))
56 `(plist-get ,plist ',(car keyword)))))
57 riece-server-keyword-map)
60 (put 'riece-server-keyword-bind 'lisp-indent-function 1)
61 (put 'riece-server-keyword-bind 'edebug-form-spec '(form body))
63 (defun riece-clear-system ()
64 (while riece-buffer-list
65 (if (and (get-buffer (car riece-buffer-list))
66 (buffer-live-p (car riece-buffer-list)))
67 (funcall riece-buffer-dispose-function (car riece-buffer-list)))
68 (setq riece-buffer-list (cdr riece-buffer-list)))
69 (setq riece-current-channels nil
70 riece-current-channel nil
71 riece-user-indicator nil
72 riece-channel-indicator "None"
73 riece-channel-list-indicator "No channel"
74 riece-away-indicator "-"
75 riece-operator-indicator "-"
76 riece-freeze-indicator "-")
77 (delete-other-windows))
79 (defun riece-server-parse-string (string)
80 "Convert a STRING set as `riece-server' and return a property list."
81 (when (or (string-match "^\\[\\([^]]+\\)\\]:?\\([0-9]*\\)" string)
82 (string-match "^\\([^:]+\\):?\\([0-9]*\\)" string))
83 (let ((host (match-string 1 string))
84 (service (match-string 2 string))
85 (password (substring string (match-end 0)))
87 (setq plist (cons `(:host ,host) plist))
88 (unless (equal service "")
89 (setq plist (cons `(:service ,(string-to-int service)) plist)))
90 (unless (equal password "")
91 (setq plist (cons `(:password ,(substring password 1)) plist)))
92 (apply #'nconc plist))))
94 (defun riece-server-name-to-server (server-name)
95 (let ((entry (assoc server-name riece-server-alist)))
97 (unless (listp (cdr entry))
98 (setcdr entry (riece-server-parse-string (cdr entry))))
99 (setq entry (cons server-name (riece-server-parse-string server-name))
100 riece-server-alist (cons entry riece-server-alist)
101 riece-save-variables-are-dirty t))
104 (defun riece-server-process-name (server-name)
105 (if (equal server-name "")
107 (format "IRC<%s>" server-name)))
109 (defun riece-server-process (server-name)
110 (get-process (riece-server-process-name server-name)))
112 (defmacro riece-with-server-buffer (server-name &rest body)
113 `(let ((process (riece-server-process ,server-name)))
115 (with-current-buffer (process-buffer process)
117 (error "Server closed"))))
119 (put 'riece-with-server-buffer 'lisp-indent-function 1)
121 (defun riece-process-send-string (process string)
122 (with-current-buffer (process-buffer process)
123 (process-send-string process (riece-encode-coding-string string))))
125 (defun riece-send-string (string)
127 (or riece-overriding-server-name
128 ;already in the server buffer
129 (if (local-variable-p 'riece-server-name (current-buffer))
131 (if riece-current-channel
132 (riece-identity-server riece-current-channel)
133 (if (riece-server-opened "")
135 (process (riece-server-process server-name)))
137 (error "%s" (substitute-command-keys
138 "Type \\[riece-command-open-server] to open server.")))
139 (riece-process-send-string process string)))
141 (defun riece-open-server (server server-name)
142 (if (equal server-name "")
143 (message "Connecting to IRC server...")
144 (message "Connecting to %s..." server-name))
145 (riece-server-keyword-bind server
146 (let* (selective-display
147 (coding-system-for-read 'binary)
148 (coding-system-for-write 'binary)
150 (funcall function (riece-server-process-name server-name)
151 (concat " *IRC*" server-name)
153 (riece-reset-process-buffer process)
154 (with-current-buffer (process-buffer process)
155 (setq riece-server-name server-name))
156 (set-process-sentinel process 'riece-sentinel)
157 (set-process-filter process 'riece-filter)
159 riece-reconnect-with-password)
160 (riece-process-send-string process
161 (format "PASS %s\r\n"
165 (riece-process-send-string process
166 (format "USER %s * * :%s\r\n"
167 (user-real-login-name)
169 "No information given")))
170 (riece-process-send-string process (format "NICK %s\r\n" nickname))
171 (with-current-buffer (process-buffer process)
172 (setq riece-last-nickname riece-real-nickname
173 riece-nick-accepted 'sent
174 riece-coding-system coding))
175 (setq riece-process-list
176 (cons process riece-process-list))))
177 (if (equal server-name "")
178 (message "Connecting to IRC server...done")
179 (message "Connecting to %s...done" server-name)))
181 (defun riece-reset-process-buffer (process)
183 (set-buffer (process-buffer process))
184 (if (fboundp 'set-buffer-multibyte)
185 (set-buffer-multibyte nil))
186 (kill-all-local-variables)
187 (make-local-variable 'riece-real-nickname)
188 (make-local-variable 'riece-last-nickname)
189 (make-local-variable 'riece-nick-accepted)
190 (make-local-variable 'riece-real-server-name)
191 (make-local-variable 'riece-real-userhost)
192 (make-local-variable 'riece-user-at-host)
193 (make-local-variable 'riece-user-at-host-type)
194 (make-local-variable 'riece-supported-user-modes)
195 (make-local-variable 'riece-supported-channel-modes)
196 (make-local-variable 'riece-channel-filter)
197 (make-local-variable 'riece-server-name)
198 (make-local-variable 'riece-read-point)
199 (setq riece-read-point (point-min))
200 (make-local-variable 'riece-obarray)
201 (setq riece-obarray (make-vector riece-obarray-size 0))
202 (make-local-variable 'riece-coding-system)
203 (buffer-disable-undo)
206 (defun riece-close-server-process (process)
208 (delete-process process)
209 (kill-buffer (process-buffer process)))
210 (setq riece-process-list (delq process riece-process-list)))
212 (defun riece-server-opened (&optional server-name)
213 (let ((process-list riece-process-list))
216 (if (memq (process-status (car process-list)) '(open run))
218 (setq process-list (cdr process-list))))))
220 (provide 'riece-server)
222 ;;; riece-server.el ends here