HCoop / bpt / emacs.git / blame
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1 | ;; erc-replace.el -- wash and massage messages inserted into the buffer |
| 2 | ||
| 3 | ;; Copyright (C) 2001, 2002, 2004 Free Software Foundation, Inc. | |
| 4 | ||
| 5 | ;; Author: Andreas Fuchs <asf@void.at> | |
| 6 | ;; Maintainer: Mario Lang (mlang@delysid.org) | |
| 7 | ;; Keywords: IRC, client, Internet | |
| 8 | ;; URL: http://www.emacswiki.org/cgi-bin/wiki.pl?ErcReplace | |
| 9 | ||
| 10 | ;; This file is part of GNU Emacs. | |
| 11 | ||
| 12 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
| 13 | ;; it under the terms of the GNU General Public License as published by | |
| 14 | ;; the Free Software Foundation; either version 2, or (at your option) | |
| 15 | ;; any later version. | |
| 16 | ||
| 17 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
| 18 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 19 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 20 | ;; GNU General Public License for more details. | |
| 21 | ||
| 22 | ;; You should have received a copy of the GNU General Public License | |
| 23 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
| 24 | ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
| 25 | ;; Boston, MA 02110-1301, USA. | |
| 26 | ||
| 27 | ;;; Commentary: | |
| 28 | ||
| 29 | ;; This module allows you to systematically replace text in incoming | |
| 30 | ;; messages. Load erc-replace, and customize `erc-replace-alist'. | |
| 31 | ;; Then add to your ~/.emacs: | |
| 32 | ||
| 33 | ;; (require 'erc-replace) | |
| 34 | ;; (erc-replace-mode 1) | |
| 35 | ||
| 36 | ;;; Code: | |
| 37 | ||
| 38 | (require 'erc) | |
| 39 | ||
| 40 | (defgroup erc-replace nil | |
| 41 | "Replace text from incoming messages" | |
| 42 | :group 'erc) | |
| 43 | ||
| 44 | (defcustom erc-replace-alist nil | |
| 45 | "Alist describing text to be replaced in incoming messages. | |
| 46 | This is useful for filters. | |
| 47 | ||
| 48 | The alist has elements of the form (FROM . TO). FROM can be a regular | |
| 49 | expression or a variable, or any sexp, TO can be a string or a | |
| 50 | function to call, or any sexp. If a function, it will be called with | |
| 51 | one argument, the string to be replaced, and it should return a | |
| 52 | replacement string." | |
| 53 | :group 'erc-replace | |
| 54 | :type '(repeat (cons :tag "Search & Replace" | |
| 55 | (choice :tag "From" | |
| 56 | regexp | |
| 57 | variable | |
| 58 | sexp) | |
| 59 | (choice :tag "To" | |
| 60 | string | |
| 61 | function | |
| 62 | sexp)))) | |
| 63 | ||
| 64 | (defun erc-replace-insert () | |
| 65 | "Function to run from `erc-insert-modify-hook'. | |
| 66 | It replaces text according to `erc-replace-alist'." | |
| 67 | (mapcar (lambda (elt) | |
| 68 | (goto-char (point-min)) | |
| 69 | (let ((from (car elt)) | |
| 70 | (to (cdr elt))) | |
| 71 | (unless (stringp from) | |
| 72 | (setq from (eval from))) | |
| 73 | (while (re-search-forward from nil t) | |
| 74 | (cond ((stringp to) | |
| 75 | (replace-match to)) | |
| 76 | ((and (symbolp to) (fboundp to)) | |
| 77 | (replace-match (funcall to (match-string 0)))) | |
| 78 | (t | |
| 79 | (eval to)))))) | |
| 80 | erc-replace-alist)) | |
| 81 | ||
| 82 | ;;;###autoload (autoload 'erc-replace-mode "erc-replace") | |
| 83 | (define-erc-module replace nil | |
| 84 | "This mode replaces incoming text according to `erc-replace-alist'." | |
| 85 | ((add-hook 'erc-insert-modify-hook | |
| 86 | 'erc-replace-insert)) | |
| 87 | ((remove-hook 'erc-insert-modify-hook | |
| 88 | 'erc-replace-insert))) | |
| 89 | ||
| 90 | (provide 'erc-replace) | |
| 91 | ||
| 92 | ;; arch-tag: dd904a59-d8a6-47f8-ac3a-76b698289a18 | |
| 93 | ;;; erc-replace.el ends here |