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1 ;;; signature.el --- a signature utility for GNU Emacs
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2
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3 ;; Copyright (C) 1994,1995,1996 Free Software Foundation, Inc.
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4
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5 ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
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6 ;; OKABE Yasuo <okabe@kudpc.kyoto-u.ac.jp>
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7 ;; Artur Pioro <artur@flugor.if.uj.edu.pl>
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8 ;; KOBAYASHI Shuhei <shuhei-k@jaist.ac.jp>
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9 ;; Maintainer: Shuhei KOBAYASHI <shuhei-k@jaist.ac.jp>
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10 ;; Created: 1994/7/11
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11 ;; Version:
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76
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12 ;; $Id: signature.el,v 1.2 1996/12/28 21:03:13 steve Exp $
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4
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13 ;; Keywords: mail, news, signature
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14
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15 ;; This file is part of tm (Tools for MIME).
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16
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17 ;; This program is free software; you can redistribute it and/or
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18 ;; modify it under the terms of the GNU General Public License as
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19 ;; published by the Free Software Foundation; either version 2, or (at
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20 ;; your option) any later version.
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21
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22 ;; This program is distributed in the hope that it will be useful, but
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23 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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24 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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25 ;; General Public License for more details.
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26
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27 ;; You should have received a copy of the GNU General Public License
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28 ;; along with this program; see the file COPYING. If not, write to
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29 ;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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30 ;; Boston, MA 02111-1307, USA.
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31
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32 ;;; Code:
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33
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34 (require 'std11)
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35
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36
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37 ;;; @ valiables
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38 ;;;
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39
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40 (defvar signature-insert-at-eof nil
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41 "*If non-nil, insert signature at the end of file.")
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42
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43 (defvar signature-delete-blank-lines-at-eof nil
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44 "*If non-nil, signature-insert-at-eof deletes blank lines at the end
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45 of file.")
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46
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47 (defvar signature-load-hook nil
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48 "*List of functions called after signature.el is loaded.")
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49
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50 (defvar signature-file-name "~/.signature"
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51 "*Name of file containing the user's signature.")
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52
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53 (defvar signature-file-alist nil)
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54
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55 (defvar signature-file-prefix nil
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56 "*String containing optional prefix for the signature file names")
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57
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58 (defvar signature-insert-hook nil
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59 "*List of functions called before inserting a signature.")
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60
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61 (defvar signature-use-bbdb nil
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62 "*If non-nil, Register sigtype to BBDB.")
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63
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64 ;;;
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65 ;;; Example:
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66 ;;;
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67 ;;; (setq signature-file-alist
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68 ;;; '((("Newsgroups" . "zxr") . "~/.signature-sun")
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69 ;;; (("To" . "uramimi") . "~/.signature-sun")
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70 ;;; (("Newsgroups" . "jokes") . "~/.signature-jokes")
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71 ;;; (("To" . "tea") . "~/.signature-jokes")
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72 ;;; (("To" . ("sim" "oku")) . "~/.signature-formal")
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73 ;;; ))
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74
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75 (autoload 'signature/get-sigtype-from-bbdb "tm-bbdb")
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76
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77 (defun signature/get-sigtype-interactively (&optional default)
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78 (read-file-name "Insert your signature: "
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79 (or default (concat signature-file-name "-"))
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80 (or default signature-file-name)
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81 nil))
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82
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83 (defun signature/get-signature-file-name ()
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84 (save-excursion
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85 (save-restriction
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86 (narrow-to-region
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87 (goto-char (point-min))
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88 (if (re-search-forward
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89 (concat "^" (regexp-quote mail-header-separator) "$")
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90 nil t)
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91 (match-beginning 0)
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92 (point-max)
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93 ))
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94 (catch 'found
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95 (let ((alist signature-file-alist) cell field value)
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96 (while alist
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97 (setq cell (car alist)
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98 field (std11-field-body (car (car cell)))
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99 value (cdr (car cell)))
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100 (cond ((functionp value)
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101 (let ((name (apply value field (cdr cell))))
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102 (if name
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103 (throw 'found
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104 (concat signature-file-prefix name))
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105 )))
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106 ((stringp field)
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107 (cond ((consp value)
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108 (while value
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109 (if (string-match (car value) field)
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110 (throw 'found
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111 (concat
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112 signature-file-prefix (cdr cell)))
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113 (setq value (cdr value))
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114 )))
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115 ((stringp value)
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116 (if (string-match value field)
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117 (throw 'found
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118 (concat
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119 signature-file-prefix (cdr cell)))
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120 )))))
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121 (setq alist (cdr alist))
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122 ))
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123 signature-file-name))))
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124
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125 (defun insert-signature (&optional arg)
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126 "Insert the file named by signature-file-name.
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127 It is inserted at the end of file if signature-insert-at-eof is non-nil,
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128 and otherwise at the current point. A prefix argument enables user to
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129 specify a file named <signature-file-name>-DISTRIBUTION interactively."
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130 (interactive "P")
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131 (let ((signature-file-name
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132 (expand-file-name
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133 (or (and signature-use-bbdb
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134 (signature/get-sigtype-from-bbdb arg))
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135 (and arg
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136 (signature/get-sigtype-interactively))
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137 (signature/get-signature-file-name))
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138 )))
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139 (or (file-readable-p signature-file-name)
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140 (error "Cannot open signature file: %s" signature-file-name))
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141 (if signature-insert-at-eof
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142 (progn
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143 (goto-char (point-max))
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144 (or (bolp) (insert "\n"))
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145 (if signature-delete-blank-lines-at-eof (delete-blank-lines))
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146 ))
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147 (run-hooks 'signature-insert-hook)
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148 (insert-file-contents signature-file-name)
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149 (force-mode-line-update)
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150 signature-file-name))
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151
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152
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153 ;;; @ end
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154 ;;;
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155
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156 (provide 'signature)
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157
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158 (run-hooks 'signature-load-hook)
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159
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160 ;;; signature.el ends here
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