my-emacs-d/elpa/circe-20160608.1315/circe-highlight-all-nicks.el

101 lines
3.5 KiB
EmacsLisp

;;; circe-highlight-all-nicks.el --- Highlight all nicks in the current channel
;; Copyright (C) 2005 Jorgen Schaefer
;; Author: Jorgen Schaefer <forcer@forcix.cx>
;; This file is part of Circe.
;; 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 3
;; of the License, 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 this program; if not, write to the Free Software
;; Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
;; 02110-1301 USA
;;; Commentary:
;; This Circe module adds the ability to highlight every occurance of
;; a nick in the current channel in a message by other people.
;; To use it, put the following into your .emacs:
;; (require 'circe-highlight-all-nicks)
;; (enable-circe-highlight-all-nicks)
;;; Code:
(require 'circe)
(defface circe-highlight-all-nicks-face
'((t (:foreground "green")))
"The face used for nicks from the current channel.
See `enable-circe-highlight-all-nicks'."
:group 'circe)
;;;###autoload
(defun enable-circe-highlight-all-nicks ()
"Enable the Highlight Nicks module for Circe.
This module highlights all occurances of nicks in the current
channel in messages of other people."
(interactive)
(dolist (buf (buffer-list))
(with-current-buffer buf
(when (eq major-mode 'circe-channel-mode)
(add-circe-highlight-all-nicks))))
(add-hook 'circe-channel-mode-hook
'add-circe-highlight-all-nicks))
(defun disable-circe-highlight-all-nicks ()
"Disable the Highlight Nicks module for Circe.
See `enable-circe-highlight-all-nicks'."
(interactive)
(dolist (buf (buffer-list))
(with-current-buffer buf
(when (eq major-mode 'circe-channel-mode)
(remove-circe-highlight-all-nicks))))
(remove-hook 'circe-channel-mode-hook
'add-circe-highlight-all-nicks))
(defun add-circe-highlight-all-nicks ()
"Add `circe-highlight-all-nicks' to `lui-pre-output-hook'."
(add-hook 'lui-pre-output-hook 'circe-highlight-all-nicks
nil t))
(defun remove-circe-highlight-all-nicks ()
"Remove `circe-highlight-all-nicks' from `lui-pre-output-hook'."
(remove-hook 'lui-pre-output-hook 'circe-highlight-all-nicks
t))
(defun circe-highlight-all-nicks ()
"Highlight all occurances of nicks of the current channel in the message."
(when (eq major-mode 'circe-channel-mode)
(let ((body (text-property-any (point-min) (point-max)
'lui-format-argument 'body))
(nicks '())
(regex nil))
(when body
(let ((channel-nicks (circe-channel-nicks)))
(when channel-nicks
(mapc (lambda (nick)
(when (not (circe-server-my-nick-p nick))
(setq nicks (cons nick nicks))))
channel-nicks)))
(setq regex (regexp-opt nicks 'words))
(goto-char body)
(while (re-search-forward regex nil t)
(add-text-properties (match-beginning 0)
(match-end 0)
'(face circe-highlight-all-nicks-face)))))))
(provide 'circe-highlight-all-nicks)
;;; circe-highlight-all-nicks.el ends here