--- /dev/null
+;;; riece-ignore.el --- ignore messages from some users -*- 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-signal)
+(require 'riece-identity)
+(require 'riece-message)
+
+(defgroup riece-ignore nil
+ "Ignore messages from some users."
+ :prefix "riece-"
+ :group 'riece)
+
+(defcustom riece-ignore-discard-message 'log
+ "If t, messages from ignored user are completely discarded.
+If 'log, messages are removed from IRC buffers, but they are saved in
+`riece-ignore-buffer'.
+Otherwise, they are not removed from IRC buffers, but are hidden with
+'invisible text-property."
+ :group 'riece-ignore
+ :type '(choice (const :tag "Discard completely" t)
+ (const :tag "Discard but save logs" log)
+ (const :tag "Make messages invisible" nil)))
+
+(defcustom riece-ignore-buffer-name "*Ignore*"
+ "The name of buffer where ignored messages are stored."
+ :group 'riece-ignore
+ :type 'string)
+
+(defcustom riece-startup-ignored-user-list nil
+ "List of user names whose messages are ignored."
+ :group 'riece-ignore
+ :type '(repeat string))
+
+(defvar riece-ignore-buffer nil)
+
+(defconst riece-ignore-description
+ "Ignore messages from some users.")
+(defvar riece-ignored-user-list nil)
+
+(defun riece-ignore-user-rename-signal-function (signal _handback)
+ (let ((pointer (riece-identity-member (car (riece-signal-args signal))
+ riece-ignored-user-list)))
+ (if pointer
+ (setcar pointer (nth 1 (riece-signal-args signal))))))
+
+(defun riece-ignore-user (user toggle)
+ (interactive
+ (let ((completion-ignore-case t))
+ (list (if current-prefix-arg
+ (riece-completing-read-identity
+ "Unignore user: "
+ riece-ignored-user-list)
+ (riece-completing-read-identity
+ "Ignore user: "
+ (riece-get-users-on-server (riece-current-server-name))
+ (lambda (user)
+ (not (riece-identity-member
+ (riece-parse-identity (car user))
+ riece-ignored-user-list)))))
+ (not current-prefix-arg))))
+ (if toggle
+ (progn
+ (setq riece-ignored-user-list (cons user riece-ignored-user-list))
+ (riece-connect-signal
+ 'user-renamed
+ #'riece-ignore-user-rename-signal-function))
+ (let ((pointer (riece-identity-member user riece-ignored-user-list)))
+ (setq riece-ignored-user-list (delq (car pointer)
+ riece-ignored-user-list))
+ (riece-disconnect-signal
+ 'user-renamed
+ #'riece-ignore-user-rename-signal-function))))
+
+(eval-when-compile
+ (autoload 'riece-dialogue-mode "riece"))
+(defun riece-ignore-message-filter (message)
+ (if (and (get 'riece-ignore 'riece-addon-enabled)
+ (riece-identity-member (riece-message-speaker message)
+ riece-ignored-user-list))
+ (if riece-ignore-discard-message
+ (when (eq riece-ignore-discard-message 'log)
+ (unless riece-ignore-buffer
+ (with-current-buffer (setq riece-ignore-buffer
+ (riece-get-buffer-create
+ riece-ignore-buffer-name
+ 'riece-dialogue-mode))
+ (riece-dialogue-mode)))
+ (with-current-buffer riece-ignore-buffer
+ (goto-char (point-max))
+ (let ((inhibit-read-only t)
+ buffer-read-only)
+ (insert (concat (format-time-string "%H:%M") " "
+ (riece-format-message message t))))))
+ (put-text-property 0 (length (riece-message-text message))
+ 'invisible 'riece-ignore
+ (riece-message-text message))
+ message)
+ message))
+
+(defvar riece-command-mode-map)
+(defun riece-ignore-insinuate ()
+ (setq riece-ignored-user-list
+ (mapcar #'riece-parse-identity riece-startup-ignored-user-list))
+ (add-hook 'riece-message-filter-functions 'riece-ignore-message-filter))
+
+(defun riece-ignore-uninstall ()
+ (setq riece-ignored-user-list nil)
+ (remove-hook 'riece-message-filter-functions 'riece-ignore-message-filter))
+
+(defun riece-ignore-enable ()
+ (define-key riece-command-mode-map
+ "\C-ck" 'riece-ignore-user))
+
+(defun riece-ignore-disable ()
+ (define-key riece-command-mode-map
+ "\C-ck" nil))
+
+(provide 'riece-ignore)
+
+;;; riece-ignore.el ends here
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