1 ;;; riece-eval.el --- evaluate input string as an elisp form
2 ;; Copyright (C) 2005 OHASHI Akira
4 ;; Author: OHASHI Akira <bg66@koka-in.org>
5 ;; Keywords: IRC, riece
7 ;; This file is part of Riece.
9 ;; This program is free software; you can redistribute it and/or modify
10 ;; it under the terms of the GNU General Public License as published by
11 ;; the Free Software Foundation; either version 2, or (at your option)
14 ;; This program is distributed in the hope that it will be useful,
15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 ;; GNU General Public License for more details.
19 ;; You should have received a copy of the GNU General Public License
20 ;; along with GNU Emacs; see the file COPYING. If not, write to the
21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 ;; Boston, MA 02111-1307, USA.
26 ;; NOTE: This is an add-on module for Riece.
31 (require 'riece-message)
33 (defgroup riece-eval nil
34 "Evaluate an input string as an elisp form."
38 (defcustom riece-eval-regexp "^, \\(.+\\)"
39 "*Pattern of string evaluating."
43 (defcustom riece-eval-ignore-error nil
44 "*If non-nil, an error is ignored."
48 (defconst riece-eval-description
49 "Evaluate an input string as an elisp form.")
51 (defun riece-eval-display-message-function (message)
52 (when (and (get 'riece-eval 'riece-addon-enabled)
53 (riece-message-own-p message)
54 (string-match riece-eval-regexp (riece-message-text message)))
55 (let* ((form (match-string 1 (riece-message-text message)))
56 (string (riece-eval-form form)))
57 (unless (equal string "")
59 (format "NOTICE %s :%s\r\n"
60 (riece-identity-prefix (riece-message-target message))
62 (riece-display-message
63 (riece-make-message (riece-current-nickname)
64 (riece-message-target message)
67 (defun riece-eval-form (form)
69 (let ((object (eval (read form))))
71 ((stringp object) object)
73 (not (eq object nil)))
74 (let ((string (pp-to-string object)))
75 (substring string 0 (1- (length string)))))
77 (number-to-string object))
79 (t (pp-to-string object))))
81 (unless riece-eval-ignore-error
82 (format "Error evaluating %s: %s" form err)))))
84 (defun riece-eval-insinuate ()
85 (add-hook 'riece-after-display-message-functions
86 'riece-eval-display-message-function))
88 (defun riece-eval-uninstall ()
89 (remove-hook 'riece-after-display-message-functions
90 'riece-eval-display-message-function))
92 (defun riece-eval-enable ()
95 (defun riece-eval-disable ()
100 ;;; riece-eval.el ends here