--- /dev/null
+;;; riece-keepalive.el --- keep an IRC connection -*- lexical-binding: t -*-
+;; Copyright (C) 1998-2004 Daiki Ueno
+
+;; Author: Daiki Ueno <ueno@unixuser.org>
+;; Created: 1998-09-28
+;; Keywords: IRC, riece
+
+;; This file is part of Riece.
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 2, or (at your option)
+;; any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
+
+;;; Commentary:
+
+;; NOTE: This is an add-on module for Riece.
+
+;;; Code:
+
+(require 'riece-options)
+(require 'riece-server)
+
+(defgroup riece-keepalive nil
+ "Keep an IRC connection."
+ :prefix "riece-"
+ :group 'riece)
+
+(defcustom riece-keepalive-ping-repeat 120
+ "Interval for sending PING to server."
+ :type 'integer
+ :group 'riece-keepalive)
+
+(defvar riece-keepalive-timer nil)
+
+(defconst riece-keepalive-description
+ "Keep an IRC connection.")
+
+(defun riece-keepalive-after-login-hook ()
+ (make-local-variable 'riece-keepalive-timer)
+ (unless riece-keepalive-timer
+ (setq riece-keepalive-timer
+ (riece-run-at-time
+ riece-keepalive-ping-repeat riece-keepalive-ping-repeat
+ (lambda (buffer)
+ (with-current-buffer buffer
+ (riece-send-string "PING riece-keepalive\r\n")))
+ (current-buffer)))))
+
+(defun riece-keepalive-after-close-hook ()
+ (when riece-keepalive-timer
+ (riece-cancel-timer riece-keepalive-timer)
+ (setq riece-keepalive-timer nil)))
+
+(defun riece-keepalive-insinuate ()
+ (add-hook 'riece-after-login-hook 'riece-keepalive-after-login-hook)
+ (add-hook 'riece-after-close-hook 'riece-keepalive-after-close-hook))
+
+(defun riece-keepalive-uninstall ()
+ (remove-hook 'riece-after-login-hook 'riece-keepalive-after-login-hook)
+ (remove-hook 'riece-after-close-hook 'riece-keepalive-after-close-hook))
+
+(provide 'riece-keepalive)
+
+;;; riece-ignore.el ends here