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1 ;;; tm-mh-e.el --- MIME extension for mh-e
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2
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3 ;; Copyright (C) 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 ;; Maintainer: MORIOKA Tomohiko <morioka@jaist.ac.jp>
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8 ;; Created: 1993/11/21 (obsolete mh-e-mime.el)
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195
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9 ;; Version: $Revision: 1.3 $
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10 ;; Keywords: mail, MH, MIME, multimedia, encoded-word, multilingual
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11
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12 ;; This file is part of tm (Tools for MIME).
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13
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14 ;; This program is free software; you can redistribute it and/or
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15 ;; modify it under the terms of the GNU General Public License as
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16 ;; published by the Free Software Foundation; either version 2, or (at
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17 ;; your option) any later version.
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18
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19 ;; This program is distributed in the hope that it will be useful, but
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20 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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21 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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22 ;; General Public License for more details.
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23
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24 ;; You should have received a copy of the GNU General Public License
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25 ;; along with GNU Emacs; see the file COPYING. If not, write to the
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26 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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27 ;; Boston, MA 02111-1307, USA.
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28
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29 ;;; Code:
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30
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31 (require 'tl-str)
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32 (require 'tl-misc)
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33 (require 'mh-e)
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34 (or (featurep 'mh-utils)
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35 (require 'tm-mh-e3)
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36 )
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37 (require 'tm-view)
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38
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39 (or (fboundp 'mh-get-header-field)
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40 (defalias 'mh-get-header-field 'mh-get-field)
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41 )
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42 (or (boundp 'mh-temp-buffer)
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43 (defconst mh-temp-buffer " *mh-temp*")
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44 )
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45
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46
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47 ;;; @ version
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48 ;;;
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49
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50 (defconst tm-mh-e/RCS-ID
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195
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51 "$Id: tm-mh-e.el,v 1.3 1997/09/27 16:57:47 steve Exp $")
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52
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53 (defconst tm-mh-e/version (get-version-string tm-mh-e/RCS-ID))
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54
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55
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56 ;;; @ variable
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57 ;;;
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58
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59 (defvar tm-mh-e/automatic-mime-preview t
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60 "*If non-nil, show MIME processed message.")
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61
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62 (defvar tm-mh-e/decode-encoded-word t
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63 "*If non-nil, decode encoded-word when it is not MIME preview mode.")
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64
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65
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66 ;;; @ functions
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67 ;;;
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68
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69 (defun mh-display-msg (msg-num folder &optional show-buffer mode)
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70 (or mode
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71 (setq mode tm-mh-e/automatic-mime-preview)
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72 )
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73 ;; Display message NUMBER of FOLDER.
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74 ;; Sets the current buffer to the show buffer.
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75 (set-buffer folder)
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195
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76 (or show-buffer
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77 (setq show-buffer mh-show-buffer))
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78 ;; Bind variables in folder buffer in case they are local
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175
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79 (let ((formfile mhl-formfile)
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80 (clean-message-header mh-clean-message-header)
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81 (invisible-headers mh-invisible-headers)
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82 (visible-headers mh-visible-headers)
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83 (msg-filename (mh-msg-filename msg-num))
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84 )
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85 (if (not (file-exists-p msg-filename))
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86 (error "Message %d does not exist" msg-num))
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87 (set-buffer show-buffer)
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88 (cond ((not (equal msg-filename buffer-file-name))
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89 ;; Buffer does not yet contain message.
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175
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90 (mh-unvisit-file)
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91 (setq buffer-read-only nil)
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92 (erase-buffer)
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175
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93 ;; Changing contents, so this hook needs to be reinitialized.
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94 ;; pgp.el uses this.
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95 (if (boundp 'write-contents-hooks) ;Emacs 19
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96 (setq write-contents-hooks nil))
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97 (if mode
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98 (let* ((aname (concat "article-" folder))
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99 (abuf (get-buffer aname))
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100 )
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101 (if abuf
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102 (progn
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103 (set-buffer abuf)
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104 (setq buffer-read-only nil)
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105 (erase-buffer)
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106 )
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107 (setq abuf (get-buffer-create aname))
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108 (set-buffer abuf)
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109 )
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110 (as-binary-input-file
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111 (insert-file-contents msg-filename)
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112 ;; (goto-char (point-min))
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113 (while (re-search-forward "\r$" nil t)
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114 (replace-match "")
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115 )
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116 )
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117 (set-buffer-modified-p nil)
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118 (setq buffer-read-only t)
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119 (setq buffer-file-name msg-filename)
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120 (mh-show-mode)
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121 (mime/viewer-mode nil nil nil
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122 aname (concat "show-" folder))
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123 (goto-char (point-min))
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175
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124 (let ( (buffer-read-only nil) )
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125 (cond (clean-message-header
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126 (mh-clean-msg-header (point-min)
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127 invisible-headers
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128 visible-headers)
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129 (goto-char (point-min)))
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130 (t
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131 (mh-start-of-uncleaned-message))))
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132 (goto-char (point-min))
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133 )
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175
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134 (progn
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135 (if formfile
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136 (mh-exec-lib-cmd-output "mhl" "-nobell" "-noclear"
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175
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137 (if (stringp formfile)
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138 (list "-form" formfile))
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139 msg-filename)
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140 (insert-file-contents msg-filename))
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141 ;; end
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142 (goto-char (point-min))
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143 (cond (clean-message-header
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144 (mh-clean-msg-header (point-min)
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145 invisible-headers
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146 visible-headers)
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147 (goto-char (point-min)))
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148 (t
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149 (mh-start-of-uncleaned-message)))
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150 (if tm-mh-e/decode-encoded-word
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151 (mime/decode-message-header)
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152 )
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153 (set-buffer-modified-p nil)
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154 (setq buffer-read-only t)
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155 (setq buffer-file-name msg-filename)
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156 (mh-show-mode)
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157 ))
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175
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158 (set-buffer-modified-p nil)
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159 (or (eq buffer-undo-list t) ;don't save undo info for prev msgs
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160 (setq buffer-undo-list nil))
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175
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161 (set-buffer-auto-saved)
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162 ;; the parts of set-visited-file-name we want to do (no locking)
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163 (setq buffer-file-name msg-filename)
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175
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164 (setq buffer-backed-up nil)
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165 (auto-save-mode 1)
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166 (set-mark nil)
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167 (setq mode-line-buffer-identification
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168 (list (format mh-show-buffer-mode-line-buffer-id
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169 folder msg-num)))
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170 (set-buffer folder)
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171 (setq mh-showing-with-headers nil)))))
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172
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173 (defun tm-mh-e/view-message (&optional msg)
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174 "MIME decode and play this message."
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175 (interactive)
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176 (if (or (null tm-mh-e/automatic-mime-preview)
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177 (null (get-buffer mh-show-buffer))
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178 (save-excursion
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179 (set-buffer mh-show-buffer)
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180 (not (eq major-mode 'mime/viewer-mode))
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181 ))
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182 (let ((tm-mh-e/automatic-mime-preview t))
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183 (mh-invalidate-show-buffer)
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184 (mh-show-msg msg)
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185 ))
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186 (pop-to-buffer mh-show-buffer)
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187 )
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188
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189 (defun tm-mh-e/toggle-decoding-mode (arg)
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190 "Toggle MIME processing mode.
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191 With arg, turn MIME processing on if arg is positive."
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192 (interactive "P")
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193 (setq tm-mh-e/automatic-mime-preview
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194 (if (null arg)
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195 (not tm-mh-e/automatic-mime-preview)
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196 arg))
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197 (save-excursion
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198 (set-buffer mh-show-buffer)
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199 (if (null tm-mh-e/automatic-mime-preview)
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200 (if (and mime::preview/article-buffer
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201 (get-buffer mime::preview/article-buffer))
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202 (kill-buffer mime::preview/article-buffer)
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203 )))
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204 (mh-invalidate-show-buffer)
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205 (mh-show (mh-get-msg-num t))
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206 )
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207
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208 (defun tm-mh-e/show (&optional message)
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209 (interactive)
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210 (mh-invalidate-show-buffer)
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211 (mh-show message)
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212 )
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213
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214 (defun tm-mh-e/header-display ()
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215 (interactive)
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216 (mh-invalidate-show-buffer)
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217 (let ((mime-viewer/ignored-field-regexp "^:$")
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218 tm-mh-e/decode-encoded-word)
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219 (mh-header-display)
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220 ))
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221
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222 (defun tm-mh-e/raw-display ()
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223 (interactive)
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224 (mh-invalidate-show-buffer)
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225 (let (tm-mh-e/automatic-mime-preview
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226 tm-mh-e/decode-encoded-word)
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227 (mh-header-display)
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228 ))
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229
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230 (defun tm-mh-e/burst-multipart/digest ()
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231 "Burst apart the current message, which should be a multipart/digest.
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232 The message is replaced by its table of contents and the letters from the
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233 digest are inserted into the folder after that message."
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234 (interactive)
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235 (let ((digest (mh-get-msg-num t)))
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236 (mh-process-or-undo-commands mh-current-folder)
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237 (mh-set-folder-modified-p t) ; lock folder while bursting
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238 (message "Bursting digest...")
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239 (mh-exec-cmd "mhn" "-store" mh-current-folder digest)
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240 (mh-scan-folder mh-current-folder (format "%d-last" mh-first-msg-num))
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241 (message "Bursting digest...done")
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242 ))
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243
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244
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245 ;;; @ for tm-view
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246 ;;;
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247
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248 (fset 'tm-mh-e/decode-charset-buffer
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249 (symbol-function 'mime-charset/decode-buffer))
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250
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251 (set-alist 'mime-viewer/code-converter-alist
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252 'mh-show-mode
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253 (function tm-mh-e/decode-charset-buffer))
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254
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255 (defun tm-mh-e/content-header-filter ()
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256 (goto-char (point-min))
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257 (mime-preview/cut-header)
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258 (tm-mh-e/decode-charset-buffer default-mime-charset)
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259 (mime/decode-message-header)
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260 )
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261
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262 (set-alist 'mime-viewer/content-header-filter-alist
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263 'mh-show-mode
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264 (function tm-mh-e/content-header-filter))
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265
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266 (defun tm-mh-e/quitting-method ()
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267 (let ((win (get-buffer-window
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268 mime/output-buffer-name))
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269 (buf (current-buffer))
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270 )
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271 (if win
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272 (delete-window win)
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273 )
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274 (pop-to-buffer
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275 (let ((name (buffer-name buf)))
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276 (substring name 5)
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277 ))
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278 (if (not tm-mh-e/automatic-mime-preview)
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279 (mh-invalidate-show-buffer)
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280 )
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281 (mh-show (mh-get-msg-num t))
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282 ))
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283
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284 (set-alist 'mime-viewer/quitting-method-alist
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285 'mh-show-mode
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286 (function tm-mh-e/quitting-method))
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287 (set-alist 'mime-viewer/show-summary-method
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288 'mh-show-mode
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289 (function tm-mh-e/quitting-method))
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290
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291 (defun tm-mh-e/following-method (buf)
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292 (save-excursion
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293 (set-buffer buf)
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294 (goto-char (point-max))
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295 (setq mh-show-buffer buf)
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296 (apply (function mh-send)
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74
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297 (std11-field-bodies '("From" "cc" "Subject") ""))
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298 (setq mh-sent-from-folder buf)
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299 (setq mh-sent-from-msg 1)
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300 (let ((last (point)))
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301 (mh-yank-cur-msg)
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302 (goto-char last)
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303 )))
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304
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305 (set-alist 'mime-viewer/following-method-alist
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306 'mh-show-mode
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307 (function tm-mh-e/following-method))
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308
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309
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310 ;;; @@ for tm-partial
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311 ;;;
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312
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313 (call-after-loaded
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314 'tm-partial
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315 (function
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316 (lambda ()
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317 (set-atype 'mime/content-decoding-condition
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318 '((type . "message/partial")
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319 (method . mime-article/grab-message/partials)
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320 (major-mode . mh-show-mode)
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321 (summary-buffer-exp
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322 . (and (or (string-match "^article-\\(.+\\)$" article-buffer)
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323 (string-match "^show-\\(.+\\)$" article-buffer))
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324 (substring article-buffer
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325 (match-beginning 1) (match-end 1))
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326 ))
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327 ))
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328 (set-alist 'tm-partial/preview-article-method-alist
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329 'mh-show-mode
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330 (function
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331 (lambda ()
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332 (let ((tm-mh-e/automatic-mime-preview t))
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333 (tm-mh-e/show)
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334 ))))
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335 )))
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336
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337
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338 ;;; @ set up
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339 ;;;
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340
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341 (define-key mh-folder-mode-map "v" (function tm-mh-e/view-message))
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342 (define-key mh-folder-mode-map "\et" (function tm-mh-e/toggle-decoding-mode))
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343 (define-key mh-folder-mode-map "." (function tm-mh-e/show))
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344 (define-key mh-folder-mode-map "," (function tm-mh-e/header-display))
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345 (define-key mh-folder-mode-map "\e," (function tm-mh-e/raw-display))
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346 (define-key mh-folder-mode-map "\C-c\C-b"
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347 (function tm-mh-e/burst-multipart/digest))
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348
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349 (defun tm-mh-e/summary-before-quit ()
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350 (let ((buf (get-buffer mh-show-buffer)))
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351 (if buf
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352 (let ((the-buf (current-buffer)))
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353 (switch-to-buffer buf)
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354 (if (and mime::article/preview-buffer
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355 (setq buf (get-buffer mime::article/preview-buffer))
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356 )
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357 (progn
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358 (switch-to-buffer the-buf)
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359 (kill-buffer buf)
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360 )
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361 (switch-to-buffer the-buf)
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362 )
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363 ))))
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364
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365 (add-hook 'mh-before-quit-hook (function tm-mh-e/summary-before-quit))
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366
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367
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368 ;;; @@ for tmh-comp.el
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369 ;;;
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370
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371 (autoload 'tm-mh-e/edit-again "tmh-comp"
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372 "Clean-up a draft or a message previously sent and make it resendable." t)
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373 (autoload 'tm-mh-e/extract-rejected-mail "tmh-comp"
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374 "Extract a letter returned by the mail system and make it re-editable." t)
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375 (autoload 'tm-mh-e/forward "tmh-comp"
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376 "Forward a message or message sequence by MIME style." t)
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377
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378 (call-after-loaded
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379 'mime-setup
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380 (function
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381 (lambda ()
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382 (substitute-key-definition
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383 'mh-edit-again 'tm-mh-e/edit-again mh-folder-mode-map)
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384 (substitute-key-definition
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385 'mh-extract-rejected-mail 'tm-mh-e/extract-rejected-mail
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386 mh-folder-mode-map)
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387 (substitute-key-definition
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388 'mh-forward 'tm-mh-e/forward mh-folder-mode-map)
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389
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390 (call-after-loaded
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391 'mh-comp
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392 (function
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393 (lambda ()
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394 (require 'tmh-comp)
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395 ))
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396 'mh-letter-mode-hook)
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397 )))
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398
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399
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400 ;;; @ for BBDB
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401 ;;;
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402
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403 (call-after-loaded
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404 'bbdb
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405 (function
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406 (lambda ()
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407 (require 'tm-bbdb)
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408 )))
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409
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410
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411 ;;; @ end
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412 ;;;
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413
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414 (provide 'tm-mh-e)
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415
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416 (run-hooks 'tm-mh-e-load-hook)
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417
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418 ;;; tm-mh-e.el ends here
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