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1 ;;; tm-view.el --- interactive MIME viewer for GNU Emacs
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2
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70
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3 ;; Copyright (C) 1995,1996 Free Software Foundation, Inc.
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4
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4
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5 ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
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6 ;; Created: 1994/7/13 (1994/8/31 obsolete tm-body.el)
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70
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7 ;; Version: $Revision: 1.1.1.1 $
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8 ;; Keywords: mail, news, MIME, multimedia
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9
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10 ;; This file is part of tm (Tools for MIME).
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11
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12 ;; This program is free software; you can redistribute it and/or
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13 ;; modify it under the terms of the GNU General Public License as
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14 ;; published by the Free Software Foundation; either version 2, or (at
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15 ;; your option) any later version.
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16
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17 ;; This program is distributed in the hope that it will be useful, but
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18 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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20 ;; General Public License for more details.
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21
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22 ;; You should have received a copy of the GNU General Public License
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23 ;; along with GNU Emacs; see the file COPYING. If not, write to the
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24 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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25 ;; Boston, MA 02111-1307, USA.
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26
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27 ;;; Code:
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28
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29 (require 'tl-str)
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30 (require 'tl-list)
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31 (require 'tl-atype)
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32 (require 'tl-misc)
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33 (require 'std11)
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34 (require 'mel)
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35 (require 'tm-ew-d)
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36 (require 'tm-def)
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37 (require 'tm-parse)
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38 (require 'tm-text)
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39
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40
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41 ;;; @ version
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42 ;;;
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43
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44 (defconst mime-viewer/RCS-ID
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45 "$Id: tm-view.el,v 1.1.1.1 1996/12/18 22:43:37 steve Exp $")
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46
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47 (defconst mime-viewer/version (get-version-string mime-viewer/RCS-ID))
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48 (defconst mime/viewer-version mime-viewer/version)
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49
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50
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51 ;;; @ variables
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52 ;;;
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53
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54 (defvar mime/content-decoding-condition
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55 '(((type . "text/plain")
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56 (method "tm-plain" nil 'file 'type 'encoding 'mode 'name)
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57 (mode "play" "print")
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58 )
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59 ((type . "text/html")
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60 (method "tm-html" nil 'file 'type 'encoding 'mode 'name)
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61 (mode . "play")
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62 )
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63 ((type . "text/x-rot13-47")
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64 (method . mime-article/decode-caesar)
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65 (mode . "play")
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66 )
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67 ((type . "audio/basic")
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68 (method "tm-au" nil 'file 'type 'encoding 'mode 'name)
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69 (mode . "play")
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70 )
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71
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72 ((type . "image/jpeg")
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73 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
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74 (mode "play" "print")
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75 )
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76 ((type . "image/gif")
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77 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
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78 (mode "play" "print")
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79 )
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80 ((type . "image/tiff")
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81 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
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82 (mode "play" "print")
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83 )
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84 ((type . "image/x-tiff")
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85 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
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86 (mode "play" "print")
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87 )
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88 ((type . "image/x-xbm")
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89 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
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90 (mode "play" "print")
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91 )
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92 ((type . "image/x-pic")
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93 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
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94 (mode "play" "print")
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95 )
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96 ((type . "image/x-mag")
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97 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
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98 (mode "play" "print")
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99 )
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100
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101 ((type . "video/mpeg")
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102 (method "tm-mpeg" nil 'file 'type 'encoding 'mode 'name)
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103 (mode . "play")
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104 )
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105
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106 ((type . "application/postscript")
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107 (method "tm-ps" nil 'file 'type 'encoding 'mode 'name)
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108 (mode "play" "print")
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109 )
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110 ((type . "application/octet-stream")
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111 (method "tm-file" nil 'file 'type 'encoding 'mode 'name)
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112 (mode "play" "print")
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113 )
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114
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115 ;;((type . "message/external-body")
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116 ;; (method "xterm" nil
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117 ;; "-e" "showexternal"
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118 ;; 'file '"access-type" '"name" '"site" '"directory"))
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119 ((type . "message/rfc822")
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120 (method . mime-article/view-message/rfc822)
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121 (mode . "play")
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122 )
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123 ((type . "message/partial")
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124 (method . mime-article/decode-message/partial)
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125 (mode . "play")
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126 )
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127
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128 ((method "metamail" t "-m" "tm" "-x" "-d" "-z" "-e" 'file)
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129 (mode . "play")
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130 )
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131 ((method "tm-file" nil 'file 'type 'encoding 'mode 'name)
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132 (mode . "extract")
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133 )
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134 ))
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135
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136 (defvar mime-viewer/childrens-header-showing-Content-Type-list
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137 '("message/rfc822" "message/news"))
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138
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139 (defvar mime-viewer/default-showing-Content-Type-list
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140 '("text/plain" nil "text/richtext" "text/enriched"
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141 "text/x-latex" "application/x-latex"
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142 "message/delivery-status"
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143 "application/pgp" "text/x-pgp"
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144 "application/octet-stream"
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145 "application/x-selection" "application/x-comment"))
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146
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147 (defvar mime-viewer/content-button-ignored-ctype-list
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148 '("application/x-selection"))
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149
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150 (defvar mime-viewer/content-button-visible-ctype-list
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151 '("application/pgp"))
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152
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153 (defvar mime-viewer/uuencode-encoding-name-list '("x-uue" "x-uuencode"))
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154
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155 (defvar mime-viewer/ignored-field-list
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156 '(".*Received" ".*Path" ".*Id" "References"
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157 "Replied" "Errors-To"
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158 "Lines" "Sender" ".*Host" "Xref"
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159 "Content-Type" "Precedence"
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160 "Status" "X-VM-.*")
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161 "All fields that match this list will be hidden in MIME preview buffer.
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162 Each elements are regexp of field-name. [tm-view.el]")
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163
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164 (defvar mime-viewer/ignored-field-regexp
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165 (concat "^"
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166 (apply (function regexp-or) mime-viewer/ignored-field-list)
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167 ":"))
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168
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169 (defvar mime-viewer/visible-field-list
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170 '("Dnas.*" "Message-Id")
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171 "All fields that match this list will be displayed in MIME preview buffer.
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172 Each elements are regexp of field-name. [tm-view.el]")
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173
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174 (defvar mime-viewer/visible-field-regexp
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175 (concat "^"
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176 (apply (function regexp-or) mime-viewer/visible-field-list)
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177 ":"))
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178
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179 (defvar mime-viewer/redisplay nil)
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180
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181 (defvar mime-viewer/announcement-for-message/partial
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182 (if (and (>= emacs-major-version 19) window-system)
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183 "\
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184 \[[ This is message/partial style split message. ]]
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185 \[[ Please press `v' key in this buffer ]]
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186 \[[ or click here by mouse button-2. ]]"
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187 "\
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188 \[[ This is message/partial style split message. ]]
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189 \[[ Please press `v' key in this buffer. ]]"
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190 ))
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191
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192
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193 ;;; @@ predicate functions
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194 ;;;
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195
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196 (defun mime-viewer/header-visible-p (rcnum cinfo &optional ctype)
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197 (or (null rcnum)
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198 (progn
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199 (setq ctype
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200 (mime::content-info/type
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201 (mime-article/rcnum-to-cinfo (cdr rcnum) cinfo)
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202 ))
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203 (member ctype mime-viewer/childrens-header-showing-Content-Type-list)
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204 )))
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205
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206 (defun mime-viewer/body-visible-p (rcnum cinfo &optional ctype)
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207 (let (ccinfo)
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208 (or ctype
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209 (setq ctype
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210 (mime::content-info/type
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211 (setq ccinfo (mime-article/rcnum-to-cinfo rcnum cinfo))
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212 ))
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213 )
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214 (and (member ctype mime-viewer/default-showing-Content-Type-list)
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215 (if (string-equal ctype "application/octet-stream")
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216 (progn
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217 (or ccinfo
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218 (setq ccinfo (mime-article/rcnum-to-cinfo rcnum cinfo))
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219 )
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220 (member (mime::content-info/encoding ccinfo)
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221 '(nil "7bit" "8bit"))
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222 )
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223 t))
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224 ))
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225
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226
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227 ;;; @@ content button
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228 ;;;
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229
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230 (defun mime-preview/insert-content-button
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231 (rcnum cinfo ctype params subj encoding)
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232 (save-restriction
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233 (narrow-to-region (point)(point))
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234 (let ((access-type (assoc "access-type" params))
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235 (charset (assoc "charset" params))
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236 (num (or (assoc-value "x-part-number" params)
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237 (if (consp rcnum)
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238 (mapconcat (function
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239 (lambda (num)
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240 (format "%s" (1+ num))
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241 ))
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242 (reverse rcnum) ".")
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243 "0"))
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244 ))
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245 (cond (access-type
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246 (let ((server (assoc "server" params)))
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247 (setq access-type (cdr access-type))
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248 (if server
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249 (insert (format "[%s %s ([%s] %s)]\n" num subj
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250 access-type (cdr server)))
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251 (let ((site (assoc-value "site" params))
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252 (dir (assoc-value "directory" params))
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253 )
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254 (insert (format "[%s %s ([%s] %s:%s)]\n" num subj
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255 access-type site dir))
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256 )))
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257 )
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258 (t
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259 (insert (concat "[" num " " subj))
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260 (let ((rest
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261 (if (setq charset (cdr charset))
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262 (if encoding
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263 (format " <%s; %s (%s)>]\n"
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264 ctype charset encoding)
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265 (format " <%s; %s>]\n" ctype charset)
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266 )
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267 (format " <%s>]\n" ctype)
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268 )))
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269 (if (>= (+ (current-column)(length rest))(window-width))
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270 (setq rest (concat "\n\t" rest))
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271 )
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272 (insert rest)
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273 ))))
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274 (tm:add-button (point-min)(1- (point-max))
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275 (function mime-viewer/play-content))
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276 ))
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277
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278 (defun mime-preview/default-content-button-function
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279 (rcnum cinfo ctype params subj encoding)
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280 (if (and (consp rcnum)
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281 (not (member
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282 ctype
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283 mime-viewer/content-button-ignored-ctype-list)))
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284 (mime-preview/insert-content-button
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285 rcnum cinfo ctype params subj encoding)
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286 ))
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287
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288 (defvar mime-preview/content-button-function
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289 (function mime-preview/default-content-button-function))
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290
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291
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292 ;;; @@ content header filter
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293 ;;;
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294
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295 (defun mime-preview/cut-header ()
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296 (goto-char (point-min))
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297 (while (and
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298 (re-search-forward mime-viewer/ignored-field-regexp nil t)
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299 (let* ((beg (match-beginning 0))
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300 (end (match-end 0))
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301 (name (buffer-substring beg end))
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302 )
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303 (if (not (string-match mime-viewer/visible-field-regexp name))
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304 (delete-region
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305 beg
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306 (save-excursion
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307 (and
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308 (re-search-forward "^\\([^ \t]\\|$\\)" nil t)
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309 (match-beginning 0)
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310 )))
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311 )
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312 t)))
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313 )
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314
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315 (defun mime-viewer/default-content-header-filter ()
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316 (mime-preview/cut-header)
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317 (mime/decode-message-header)
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318 )
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319
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320 (defvar mime-viewer/content-header-filter-alist nil)
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321
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322
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323 ;;; @@ content filter
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324 ;;;
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325
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326 (defvar mime-viewer/content-filter-alist
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327 '(("text/enriched" . mime-preview/filter-for-text/enriched)
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328 ("text/richtext" . mime-preview/filter-for-text/richtext)
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329 (t . mime-preview/filter-for-text/plain)
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330 ))
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331
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332
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333 ;;; @@ content separator
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334 ;;;
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335
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336 (defun mime-preview/default-content-separator (rcnum cinfo ctype params subj)
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337 (if (and (not (mime-viewer/header-visible-p rcnum cinfo ctype))
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338 (not (mime-viewer/body-visible-p rcnum cinfo ctype))
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339 )
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340 (progn
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341 (goto-char (point-max))
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342 (insert "\n")
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343 )))
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344
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345
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346 ;;; @@ buffer local variables
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347 ;;;
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348
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349 ;; for XEmacs
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350 (defvar mime::article/preview-buffer nil)
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351 (defvar mime::article/code-converter nil)
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352 (defvar mime::preview/article-buffer nil)
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353
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354 (make-variable-buffer-local 'mime::article/content-info)
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355 (make-variable-buffer-local 'mime::article/preview-buffer)
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356 (make-variable-buffer-local 'mime::article/code-converter)
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357
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358 (make-variable-buffer-local 'mime::preview/mother-buffer)
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359 (make-variable-buffer-local 'mime::preview/content-list)
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360 (make-variable-buffer-local 'mime::preview/article-buffer)
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361 (make-variable-buffer-local 'mime::preview/original-major-mode)
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362 (make-variable-buffer-local 'mime::preview/original-window-configuration)
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363
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364
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365 ;;; @@ quitting method
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366 ;;;
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367
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368 (defvar mime-viewer/quitting-method-alist
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369 '((mime/show-message-mode
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370 . mime-viewer/quitting-method-for-mime/show-message-mode)))
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371
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372 (defvar mime-viewer/over-to-previous-method-alist nil)
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373 (defvar mime-viewer/over-to-next-method-alist nil)
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374
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375 (defvar mime-viewer/show-summary-method nil)
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376
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377
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378 ;;; @@ following method
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379 ;;;
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380
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381 (defvar mime-viewer/following-method-alist nil)
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382
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383
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384 ;;; @@ X-Face
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385 ;;;
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386
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387 ;; hack from Gnus 5.0.4.
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388
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389 (defvar mime-viewer/x-face-to-pbm-command
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390 "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm")
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391
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392 (defvar mime-viewer/x-face-command
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393 (concat mime-viewer/x-face-to-pbm-command
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394 " | xv -quit -")
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395 "String to be executed to display an X-Face field.
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396 The command will be executed in a sub-shell asynchronously.
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397 The compressed face will be piped to this command.")
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398
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399 (defun mime-viewer/x-face-function ()
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400 "Function to display X-Face field. You can redefine to customize."
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401 ;; 1995/10/12 (c.f. tm-eng:130)
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402 ;; fixed by Eric Ding <ericding@San-Jose.ate.slb.com>
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403 (save-restriction
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404 (narrow-to-region (point-min) (re-search-forward "^$" nil t))
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405 ;; end
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406 (goto-char (point-min))
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407 (if (re-search-forward "^X-Face:[ \t]*" nil t)
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408 (let ((beg (match-end 0))
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409 (end (std11-field-end))
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410 )
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411 (call-process-region beg end "sh" nil 0 nil
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412 "-c" mime-viewer/x-face-command)
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413 ))))
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414
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415
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416 ;;; @@ utility
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417 ;;;
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418
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419 (defun mime-preview/get-original-major-mode ()
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420 (if mime::preview/mother-buffer
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421 (save-excursion
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422 (set-buffer mime::preview/mother-buffer)
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423 (mime-preview/get-original-major-mode)
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424 )
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425 mime::preview/original-major-mode))
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426
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427
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428 ;;; @ data structures
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429 ;;;
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430
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431 ;;; @@ preview-content-info
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432 ;;;
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433
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434 (define-structure mime::preview-content-info
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435 point-min point-max buffer content-info)
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436
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437
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438 ;;; @ buffer setup
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439 ;;;
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440
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441 (defun mime-viewer/setup-buffer (&optional ctl encoding ibuf obuf)
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442 (if ibuf
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443 (progn
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444 (get-buffer ibuf)
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445 (set-buffer ibuf)
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446 ))
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447 (or mime-viewer/redisplay
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448 (setq mime::article/content-info (mime/parse-message ctl encoding))
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449 )
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450 (let ((ret (mime-viewer/make-preview-buffer obuf)))
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451 (setq mime::article/preview-buffer (car ret))
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452 ret))
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453
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454 (defun mime-viewer/make-preview-buffer (&optional obuf)
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455 (let* ((cinfo mime::article/content-info)
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456 (pcl (mime/flatten-content-info cinfo))
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457 (dest (make-list (length pcl) nil))
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458 (the-buf (current-buffer))
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459 (mode major-mode)
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460 )
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461 (or obuf
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462 (setq obuf (concat "*Preview-" (buffer-name the-buf) "*")))
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463 (set-buffer (get-buffer-create obuf))
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464 (setq buffer-read-only nil)
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465 (widen)
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466 (erase-buffer)
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467 (setq mime::preview/article-buffer the-buf)
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468 (setq mime::preview/original-major-mode mode)
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469 (setq major-mode 'mime/viewer-mode)
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470 (setq mode-name "MIME-View")
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471 (let ((drest dest))
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472 (while pcl
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473 (setcar drest
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474 (mime-preview/display-content (car pcl) cinfo the-buf obuf))
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475 (setq pcl (cdr pcl)
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476 drest (cdr drest))
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477 ))
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478 (set-buffer-modified-p nil)
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479 (setq buffer-read-only t)
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480 (set-buffer the-buf)
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481 (list obuf dest)
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482 ))
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483
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484 (defun mime-preview/display-content (content cinfo ibuf obuf)
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485 (let* ((beg (mime::content-info/point-min content))
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486 (end (mime::content-info/point-max content))
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487 (ctype (mime::content-info/type content))
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488 (params (mime::content-info/parameters content))
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489 (encoding (mime::content-info/encoding content))
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490 (rcnum (mime::content-info/rcnum content))
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491 he e nb ne subj)
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492 (set-buffer ibuf)
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493 (goto-char beg)
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494 (setq he (if (re-search-forward "^$" nil t)
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495 (1+ (match-end 0))
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496 end))
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497 (if (> he end)
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498 (setq he end)
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499 )
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500 (save-restriction
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501 (narrow-to-region beg end)
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502 (setq subj
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503 (mime-eword/decode-string
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504 (mime-article/get-subject params encoding)))
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505 )
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506 (set-buffer obuf)
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507 (setq nb (point))
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508 (narrow-to-region nb nb)
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509 (funcall mime-preview/content-button-function
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510 rcnum cinfo ctype params subj encoding)
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511 (if (mime-viewer/header-visible-p rcnum cinfo ctype)
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512 (mime-preview/display-header beg he)
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513 )
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514 (if (and (null rcnum)
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515 (member
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516 ctype mime-viewer/content-button-visible-ctype-list))
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517 (save-excursion
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518 (goto-char (point-max))
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519 (mime-preview/insert-content-button
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520 rcnum cinfo ctype params subj encoding)
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521 ))
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522 (cond ((mime-viewer/body-visible-p rcnum cinfo ctype)
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523 (mime-preview/display-body he end
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524 rcnum cinfo ctype params subj encoding)
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525 )
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526 ((equal ctype "message/partial")
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527 (mime-preview/display-message/partial)
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528 )
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529 ((and (null rcnum)
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530 (null (mime::content-info/children cinfo))
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531 )
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532 (goto-char (point-max))
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533 (mime-preview/insert-content-button
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534 rcnum cinfo ctype params subj encoding)
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535 ))
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536 (mime-preview/default-content-separator rcnum cinfo ctype params subj)
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537 (prog1
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538 (progn
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539 (setq ne (point-max))
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540 (widen)
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541 (mime::preview-content-info/create nb (1- ne) ibuf content)
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542 )
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543 (goto-char ne)
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544 )))
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545
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546 (defun mime-preview/display-header (beg end)
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547 (save-restriction
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548 (narrow-to-region (point)(point))
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549 (insert-buffer-substring mime::preview/article-buffer beg end)
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550 (let ((f (cdr (assq mime::preview/original-major-mode
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551 mime-viewer/content-header-filter-alist))))
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552 (if (functionp f)
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553 (funcall f)
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554 (mime-viewer/default-content-header-filter)
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555 ))
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556 (run-hooks 'mime-viewer/content-header-filter-hook)
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557 ))
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558
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559 (defun mime-preview/display-body (beg end
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560 rcnum cinfo ctype params subj encoding)
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561 (save-restriction
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562 (narrow-to-region (point-max)(point-max))
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563 (insert-buffer-substring mime::preview/article-buffer beg end)
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564 (let ((f (cdr (or (assoc ctype mime-viewer/content-filter-alist)
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565 (assq t mime-viewer/content-filter-alist)))))
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566 (and (functionp f)
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567 (funcall f ctype params encoding)
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568 )
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569 )))
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570
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571 (defun mime-preview/display-message/partial ()
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572 (save-restriction
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573 (goto-char (point-max))
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574 (if (not (search-backward "\n\n" nil t))
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575 (insert "\n")
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576 )
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577 (let ((be (point-max)))
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578 (narrow-to-region be be)
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579 (insert mime-viewer/announcement-for-message/partial)
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580 (tm:add-button (point-min)(point-max)
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581 (function mime-viewer/play-content))
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582 )))
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583
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584 (defun mime-article/get-uu-filename (param &optional encoding)
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585 (if (member (or encoding
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586 (cdr (assq 'encoding param))
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587 )
|
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588 mime-viewer/uuencode-encoding-name-list)
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589 (save-excursion
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590 (or (if (re-search-forward "^begin [0-9]+ " nil t)
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591 (if (looking-at ".+$")
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592 (buffer-substring (match-beginning 0)(match-end 0))
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593 ))
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594 ""))
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595 ))
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596
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597 (defun mime-article/get-subject (param &optional encoding)
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|
598 (or (std11-find-field-body '("Content-Description" "Subject"))
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|
599 (let (ret)
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|
600 (if (or (and (setq ret (mime/Content-Disposition))
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|
601 (setq ret (assoc "filename" (cdr ret)))
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602 )
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603 (setq ret (assoc "name" param))
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604 (setq ret (assoc "x-name" param))
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605 )
|
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|
606 (std11-strip-quoted-string (cdr ret))
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607 ))
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608 (mime-article/get-uu-filename param encoding)
|
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|
609 ""))
|
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610
|
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611
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|
612 ;;; @ content information
|
|
|
613 ;;;
|
|
|
614
|
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|
615 (defun mime-article/point-content-number (p &optional cinfo)
|
|
|
616 (or cinfo
|
|
|
617 (setq cinfo mime::article/content-info)
|
|
|
618 )
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|
619 (let ((b (mime::content-info/point-min cinfo))
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|
620 (e (mime::content-info/point-max cinfo))
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|
621 (c (mime::content-info/children cinfo))
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622 )
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|
623 (if (and (<= b p)(<= p e))
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|
624 (or (let (co ret (sn 0))
|
|
|
625 (catch 'tag
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|
626 (while c
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|
627 (setq co (car c))
|
|
|
628 (setq ret (mime-article/point-content-number p co))
|
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|
629 (cond ((eq ret t) (throw 'tag (list sn)))
|
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|
630 (ret (throw 'tag (cons sn ret)))
|
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|
631 )
|
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|
632 (setq c (cdr c))
|
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|
633 (setq sn (1+ sn))
|
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|
634 )))
|
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|
635 t))))
|
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|
636
|
|
|
637 (defun mime-article/rcnum-to-cinfo (rcnum &optional cinfo)
|
|
|
638 (or cinfo
|
|
|
639 (setq cinfo mime::article/content-info)
|
|
|
640 )
|
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|
641 (find-if (function
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|
642 (lambda (ci)
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|
643 (equal (mime::content-info/rcnum ci) rcnum)
|
|
|
644 ))
|
|
|
645 (mime/flatten-content-info cinfo)
|
|
|
646 ))
|
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|
647
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|
648 (defun mime-article/cnum-to-cinfo (cn &optional cinfo)
|
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|
649 (or cinfo
|
|
|
650 (setq cinfo mime::article/content-info)
|
|
|
651 )
|
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|
652 (if (eq cn t)
|
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|
653 cinfo
|
|
|
654 (let ((sn (car cn)))
|
|
|
655 (if (null sn)
|
|
|
656 cinfo
|
|
|
657 (let ((rc (nth sn (mime::content-info/children cinfo))))
|
|
|
658 (if rc
|
|
|
659 (mime-article/cnum-to-cinfo (cdr cn) rc)
|
|
|
660 ))
|
|
|
661 ))))
|
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|
662
|
|
|
663 (defun mime/flatten-content-info (&optional cinfo)
|
|
|
664 (or cinfo
|
|
|
665 (setq cinfo mime::article/content-info)
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|
|
666 )
|
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|
667 (let ((dest (list cinfo))
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|
668 (rcl (mime::content-info/children cinfo))
|
|
|
669 )
|
|
|
670 (while rcl
|
|
|
671 (setq dest (nconc dest (mime/flatten-content-info (car rcl))))
|
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|
672 (setq rcl (cdr rcl))
|
|
|
673 )
|
|
|
674 dest))
|
|
|
675
|
|
|
676 (defun mime-preview/point-pcinfo (p &optional pcl)
|
|
|
677 (or pcl
|
|
|
678 (setq pcl mime::preview/content-list)
|
|
|
679 )
|
|
|
680 (catch 'tag
|
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|
681 (let ((r pcl) cell)
|
|
|
682 (while r
|
|
|
683 (setq cell (car r))
|
|
|
684 (if (and (<= (mime::preview-content-info/point-min cell) p)
|
|
|
685 (<= p (mime::preview-content-info/point-max cell))
|
|
|
686 )
|
|
|
687 (throw 'tag cell)
|
|
|
688 )
|
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|
689 (setq r (cdr r))
|
|
|
690 ))
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|
691 (car (last pcl))
|
|
|
692 ))
|
|
|
693
|
|
|
694
|
|
|
695 ;;; @ MIME viewer mode
|
|
|
696 ;;;
|
|
|
697
|
|
|
698 (defconst mime-viewer/menu-title "MIME-View")
|
|
|
699 (defconst mime-viewer/menu-list
|
|
|
700 '((up "Move to upper content" mime-viewer/up-content)
|
|
|
701 (previous "Move to previous content" mime-viewer/previous-content)
|
|
|
702 (next "Move to next content" mime-viewer/next-content)
|
|
|
703 (scroll-down "Scroll to previous content" mime-viewer/scroll-down-content)
|
|
|
704 (scroll-up "Scroll to next content" mime-viewer/scroll-up-content)
|
|
|
705 (play "Play Content" mime-viewer/play-content)
|
|
|
706 (extract "Extract Content" mime-viewer/extract-content)
|
|
|
707 (print "Print" mime-viewer/print-content)
|
|
|
708 (x-face "Show X Face" mime-viewer/display-x-face)
|
|
|
709 )
|
|
|
710 "Menu for MIME Viewer")
|
|
|
711
|
|
|
712 (if running-xemacs
|
|
|
713 (progn
|
|
|
714 (defvar mime-viewer/xemacs-popup-menu
|
|
|
715 (cons mime-viewer/menu-title
|
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|
716 (mapcar (function
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|
|
717 (lambda (item)
|
|
|
718 (vector (nth 1 item)(nth 2 item) t)
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|
|
719 ))
|
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|
720 mime-viewer/menu-list)))
|
|
|
721 (defun mime-viewer/xemacs-popup-menu (event)
|
|
|
722 "Popup the menu in the MIME Viewer buffer"
|
|
|
723 (interactive "e")
|
|
|
724 (select-window (event-window event))
|
|
|
725 (set-buffer (event-buffer event))
|
|
|
726 (popup-menu 'mime-viewer/xemacs-popup-menu))
|
|
|
727 ))
|
|
|
728
|
|
|
729 (defun mime-viewer/define-keymap (&optional mother)
|
|
|
730 (let ((mime/viewer-mode-map (if mother
|
|
|
731 (copy-keymap mother)
|
|
70
|
732 (make-keymap))))
|
|
|
733 (suppress-keymap mime/viewer-mode-map)
|
|
4
|
734 (define-key mime/viewer-mode-map
|
|
|
735 "u" (function mime-viewer/up-content))
|
|
|
736 (define-key mime/viewer-mode-map
|
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|
737 "p" (function mime-viewer/previous-content))
|
|
|
738 (define-key mime/viewer-mode-map
|
|
|
739 "n" (function mime-viewer/next-content))
|
|
|
740 (define-key mime/viewer-mode-map
|
|
|
741 " " (function mime-viewer/scroll-up-content))
|
|
|
742 (define-key mime/viewer-mode-map
|
|
|
743 "\M- " (function mime-viewer/scroll-down-content))
|
|
|
744 (define-key mime/viewer-mode-map
|
|
|
745 "\177" (function mime-viewer/scroll-down-content))
|
|
|
746 (define-key mime/viewer-mode-map
|
|
|
747 "\C-m" (function mime-viewer/next-line-content))
|
|
|
748 (define-key mime/viewer-mode-map
|
|
|
749 "\C-\M-m" (function mime-viewer/previous-line-content))
|
|
|
750 (define-key mime/viewer-mode-map
|
|
|
751 "v" (function mime-viewer/play-content))
|
|
|
752 (define-key mime/viewer-mode-map
|
|
70
|
753 "e" (function mime-viewer/extract-content))
|
|
4
|
754 (define-key mime/viewer-mode-map
|
|
|
755 "\C-c\C-p" (function mime-viewer/print-content))
|
|
|
756 (define-key mime/viewer-mode-map
|
|
|
757 "x" (function mime-viewer/display-x-face))
|
|
|
758 (define-key mime/viewer-mode-map
|
|
|
759 "a" (function mime-viewer/follow-content))
|
|
|
760 (define-key mime/viewer-mode-map
|
|
|
761 "q" (function mime-viewer/quit))
|
|
|
762 (define-key mime/viewer-mode-map
|
|
|
763 "h" (function mime-viewer/show-summary))
|
|
|
764 (define-key mime/viewer-mode-map
|
|
|
765 "\C-c\C-x" (function mime-viewer/kill-buffer))
|
|
|
766 (define-key mime/viewer-mode-map
|
|
|
767 "<" (function beginning-of-buffer))
|
|
|
768 (define-key mime/viewer-mode-map
|
|
|
769 ">" (function end-of-buffer))
|
|
|
770 (define-key mime/viewer-mode-map
|
|
|
771 "?" (function describe-mode))
|
|
|
772 (if mouse-button-2
|
|
|
773 (define-key mime/viewer-mode-map
|
|
|
774 mouse-button-2 (function tm:button-dispatcher))
|
|
|
775 )
|
|
|
776 (cond (running-xemacs
|
|
|
777 (define-key mime/viewer-mode-map
|
|
|
778 mouse-button-3 (function mime-viewer/xemacs-popup-menu))
|
|
|
779 )
|
|
|
780 ((>= emacs-major-version 19)
|
|
|
781 (define-key mime/viewer-mode-map [menu-bar mime-view]
|
|
|
782 (cons mime-viewer/menu-title
|
|
|
783 (make-sparse-keymap mime-viewer/menu-title)))
|
|
|
784 (mapcar (function
|
|
|
785 (lambda (item)
|
|
|
786 (define-key mime/viewer-mode-map
|
|
|
787 (vector 'menu-bar 'mime-view (car item))
|
|
|
788 (cons (nth 1 item)(nth 2 item))
|
|
|
789 )
|
|
|
790 ))
|
|
|
791 (reverse mime-viewer/menu-list)
|
|
|
792 )
|
|
|
793 ))
|
|
|
794 (use-local-map mime/viewer-mode-map)
|
|
|
795 (run-hooks 'mime-viewer/define-keymap-hook)
|
|
|
796 ))
|
|
|
797
|
|
|
798 (defun mime/viewer-mode (&optional mother ctl encoding ibuf obuf
|
|
|
799 mother-keymap)
|
|
|
800 "Major mode for viewing MIME message.
|
|
|
801
|
|
|
802 Here is a list of the standard keys for mime/viewer-mode.
|
|
|
803
|
|
|
804 key feature
|
|
|
805 --- -------
|
|
|
806
|
|
|
807 u Move to upper content
|
|
70
|
808 p Move to previous content
|
|
|
809 n Move to next content
|
|
4
|
810 SPC Scroll up or move to next content
|
|
70
|
811 M-SPC Scroll down or move to previous content
|
|
|
812 DEL Scroll down or move to previous content
|
|
4
|
813 RET Move to next line
|
|
|
814 M-RET Move to previous line
|
|
|
815 v Decode current content as `play mode'
|
|
|
816 e Decode current content as `extract mode'
|
|
|
817 C-c C-p Decode current content as `print mode'
|
|
|
818 a Followup to current content.
|
|
|
819 x Display X-Face
|
|
|
820 q Quit
|
|
|
821 button-2 Move to point under the mouse cursor
|
|
|
822 and decode current content as `play mode'
|
|
|
823 "
|
|
|
824 (interactive)
|
|
|
825 (let ((buf (get-buffer mime/output-buffer-name)))
|
|
|
826 (if buf
|
|
|
827 (save-excursion
|
|
|
828 (set-buffer buf)
|
|
|
829 (erase-buffer)
|
|
|
830 )))
|
|
|
831 (let ((ret (mime-viewer/setup-buffer ctl encoding ibuf obuf))
|
|
|
832 (win-conf (current-window-configuration))
|
|
|
833 )
|
|
|
834 (prog1
|
|
|
835 (switch-to-buffer (car ret))
|
|
|
836 (setq mime::preview/original-window-configuration win-conf)
|
|
|
837 (if mother
|
|
|
838 (progn
|
|
|
839 (setq mime::preview/mother-buffer mother)
|
|
|
840 ))
|
|
|
841 (mime-viewer/define-keymap mother-keymap)
|
|
|
842 (setq mime::preview/content-list (nth 1 ret))
|
|
|
843 (goto-char
|
|
|
844 (let ((ce (mime::preview-content-info/point-max
|
|
|
845 (car mime::preview/content-list)
|
|
|
846 ))
|
|
|
847 e)
|
|
|
848 (goto-char (point-min))
|
|
|
849 (search-forward "\n\n" nil t)
|
|
|
850 (setq e (match-end 0))
|
|
|
851 (if (<= e ce)
|
|
|
852 e
|
|
|
853 ce)))
|
|
|
854 (run-hooks 'mime/viewer-mode-hook)
|
|
|
855 )))
|
|
|
856
|
|
|
857 (defun mime-preview/point-content-number (point)
|
|
|
858 (save-window-excursion
|
|
|
859 (let ((pc (mime-preview/point-pcinfo (point)))
|
|
|
860 cinfo)
|
|
|
861 (switch-to-buffer (mime::preview-content-info/buffer pc))
|
|
|
862 (setq cinfo (mime::preview-content-info/content-info pc))
|
|
|
863 (mime-article/point-content-number (mime::content-info/point-min cinfo))
|
|
|
864 )))
|
|
|
865
|
|
|
866 (defun mime-preview/cinfo-to-pcinfo (cinfo)
|
|
|
867 (let ((rpcl mime::preview/content-list) cell)
|
|
|
868 (catch 'tag
|
|
|
869 (while rpcl
|
|
|
870 (setq cell (car rpcl))
|
|
|
871 (if (eq cinfo (mime::preview-content-info/content-info cell))
|
|
|
872 (throw 'tag cell)
|
|
|
873 )
|
|
|
874 (setq rpcl (cdr rpcl))
|
|
|
875 ))))
|
|
|
876
|
|
|
877 (autoload 'mime-preview/decode-content "tm-play")
|
|
|
878
|
|
|
879 (defvar mime-viewer/decoding-mode "play" "MIME body decoding mode")
|
|
|
880
|
|
|
881 (defun mime-viewer/play-content ()
|
|
|
882 (interactive)
|
|
|
883 (let ((mime-viewer/decoding-mode "play"))
|
|
|
884 (mime-preview/decode-content)
|
|
|
885 ))
|
|
|
886
|
|
|
887 (defun mime-viewer/extract-content ()
|
|
|
888 (interactive)
|
|
|
889 (let ((mime-viewer/decoding-mode "extract"))
|
|
|
890 (mime-preview/decode-content)
|
|
|
891 ))
|
|
|
892
|
|
|
893 (defun mime-viewer/print-content ()
|
|
|
894 (interactive)
|
|
|
895 (let ((mime-viewer/decoding-mode "print"))
|
|
|
896 (mime-preview/decode-content)
|
|
|
897 ))
|
|
|
898
|
|
|
899 (defun mime-viewer/follow-content ()
|
|
|
900 (interactive)
|
|
|
901 (let ((root-cinfo
|
|
|
902 (mime::preview-content-info/content-info
|
|
|
903 (car mime::preview/content-list)))
|
|
|
904 pc p-beg p-end cinfo rcnum)
|
|
|
905 (let ((rest mime::preview/content-list)
|
|
|
906 b e cell len rc)
|
|
|
907 (if (catch 'tag
|
|
|
908 (while (setq cell (car rest))
|
|
|
909 (setq b (mime::preview-content-info/point-min cell)
|
|
|
910 e (mime::preview-content-info/point-max cell))
|
|
|
911 (setq rest (cdr rest))
|
|
|
912 (if (and (<= b (point))(<= (point) e))
|
|
|
913 (throw 'tag cell)
|
|
|
914 )
|
|
|
915 ))
|
|
|
916 (progn
|
|
|
917 (setq pc cell
|
|
|
918 cinfo (mime::preview-content-info/content-info pc)
|
|
|
919 rcnum (mime::content-info/rcnum cinfo))
|
|
|
920 (setq len (length rcnum))
|
|
|
921 (setq p-beg (mime::preview-content-info/point-min pc)
|
|
|
922 p-end (mime::preview-content-info/point-max pc))
|
|
|
923 (while (and (setq cell (car rest))
|
|
|
924 (progn
|
|
|
925 (setq rc
|
|
|
926 (mime::content-info/rcnum
|
|
|
927 (mime::preview-content-info/content-info
|
|
|
928 cell)))
|
|
|
929 (equal rcnum
|
|
|
930 (nthcdr (- (length rc) len) rc))
|
|
|
931 ))
|
|
|
932 (setq p-end (mime::preview-content-info/point-max cell))
|
|
|
933 (setq rest (cdr rest))
|
|
|
934 ))))
|
|
|
935 (if pc
|
|
|
936 (let* ((mode (mime-preview/get-original-major-mode))
|
|
|
937 (new-name (format "%s-%s" (buffer-name) (reverse rcnum)))
|
|
|
938 new-buf
|
|
|
939 (the-buf (current-buffer))
|
|
|
940 (a-buf mime::preview/article-buffer)
|
|
|
941 (hb (mime::content-info/point-min cinfo))
|
|
|
942 (he (mime::content-info/point-max cinfo))
|
|
|
943 fields from to cc reply-to subj mid f)
|
|
|
944 (save-excursion
|
|
|
945 (set-buffer (setq new-buf (get-buffer-create new-name)))
|
|
|
946 (erase-buffer)
|
|
|
947 (insert-buffer-substring the-buf p-beg p-end)
|
|
|
948 (goto-char (point-min))
|
|
|
949 (if (mime-viewer/header-visible-p rcnum root-cinfo)
|
|
|
950 (delete-region (goto-char (point-min))
|
|
|
951 (if (re-search-forward "^$" nil t)
|
|
|
952 (match-end 0)
|
|
|
953 (point-min)))
|
|
|
954 )
|
|
|
955 (goto-char (point-min))
|
|
|
956 (insert "\n")
|
|
|
957 (goto-char (point-min))
|
|
|
958 (let ((rcnum (mime::content-info/rcnum cinfo)) ci str)
|
|
|
959 (while (progn
|
|
|
960 (setq str
|
|
|
961 (save-excursion
|
|
|
962 (set-buffer a-buf)
|
|
|
963 (setq ci (mime-article/rcnum-to-cinfo rcnum))
|
|
|
964 (save-restriction
|
|
|
965 (narrow-to-region
|
|
|
966 (mime::content-info/point-min ci)
|
|
|
967 (mime::content-info/point-max ci)
|
|
|
968 )
|
|
|
969 (std11-header-string-except
|
|
|
970 (concat "^"
|
|
|
971 (apply (function regexp-or) fields)
|
|
|
972 ":") ""))))
|
|
|
973 (if (string-equal (mime::content-info/type ci)
|
|
|
974 "message/rfc822")
|
|
|
975 nil
|
|
|
976 (if str
|
|
|
977 (insert str)
|
|
|
978 )
|
|
|
979 rcnum))
|
|
|
980 (setq fields (std11-collect-field-names)
|
|
|
981 rcnum (cdr rcnum))
|
|
|
982 )
|
|
|
983 )
|
|
|
984 (mime/decode-message-header)
|
|
|
985 )
|
|
70
|
986 (funcall (cdr (assq mode mime-viewer/following-method-alist))
|
|
|
987 new-buf)
|
|
4
|
988 ))))
|
|
|
989
|
|
|
990 (defun mime-viewer/display-x-face ()
|
|
|
991 (interactive)
|
|
|
992 (save-window-excursion
|
|
|
993 (set-buffer mime::preview/article-buffer)
|
|
|
994 (mime-viewer/x-face-function)
|
|
|
995 ))
|
|
|
996
|
|
|
997 (defun mime-viewer/up-content ()
|
|
|
998 (interactive)
|
|
|
999 (let* ((pc (mime-preview/point-pcinfo (point)))
|
|
|
1000 (cinfo (mime::preview-content-info/content-info pc))
|
|
|
1001 (rcnum (mime::content-info/rcnum cinfo))
|
|
|
1002 )
|
|
|
1003 (if rcnum
|
|
|
1004 (let ((r (save-excursion
|
|
|
1005 (set-buffer (mime::preview-content-info/buffer pc))
|
|
|
1006 (mime-article/rcnum-to-cinfo (cdr rcnum))
|
|
|
1007 ))
|
|
|
1008 (rpcl mime::preview/content-list)
|
|
|
1009 cell)
|
|
|
1010 (while (and
|
|
|
1011 (setq cell (car rpcl))
|
|
|
1012 (not (eq r (mime::preview-content-info/content-info cell)))
|
|
|
1013 )
|
|
|
1014 (setq rpcl (cdr rpcl))
|
|
|
1015 )
|
|
|
1016 (goto-char (mime::preview-content-info/point-min cell))
|
|
|
1017 )
|
|
|
1018 (mime-viewer/quit)
|
|
|
1019 )))
|
|
|
1020
|
|
|
1021 (defun mime-viewer/previous-content ()
|
|
|
1022 (interactive)
|
|
|
1023 (let* ((pcl mime::preview/content-list)
|
|
|
1024 (p (point))
|
|
|
1025 (i (- (length pcl) 1))
|
|
|
1026 beg)
|
|
|
1027 (catch 'tag
|
|
70
|
1028 (while (>= i 0)
|
|
4
|
1029 (setq beg (mime::preview-content-info/point-min (nth i pcl)))
|
|
|
1030 (if (> p beg)
|
|
|
1031 (throw 'tag (goto-char beg))
|
|
|
1032 )
|
|
|
1033 (setq i (- i 1))
|
|
|
1034 )
|
|
|
1035 (let ((f (assq mime::preview/original-major-mode
|
|
|
1036 mime-viewer/over-to-previous-method-alist)))
|
|
|
1037 (if f
|
|
|
1038 (funcall (cdr f))
|
|
|
1039 ))
|
|
|
1040 )
|
|
|
1041 ))
|
|
|
1042
|
|
|
1043 (defun mime-viewer/next-content ()
|
|
|
1044 (interactive)
|
|
|
1045 (let ((pcl mime::preview/content-list)
|
|
|
1046 (p (point))
|
|
|
1047 beg)
|
|
|
1048 (catch 'tag
|
|
|
1049 (while pcl
|
|
|
1050 (setq beg (mime::preview-content-info/point-min (car pcl)))
|
|
|
1051 (if (< p beg)
|
|
|
1052 (throw 'tag (goto-char beg))
|
|
|
1053 )
|
|
|
1054 (setq pcl (cdr pcl))
|
|
|
1055 )
|
|
|
1056 (let ((f (assq mime::preview/original-major-mode
|
|
|
1057 mime-viewer/over-to-next-method-alist)))
|
|
|
1058 (if f
|
|
|
1059 (funcall (cdr f))
|
|
|
1060 ))
|
|
|
1061 )
|
|
|
1062 ))
|
|
|
1063
|
|
|
1064 (defun mime-viewer/scroll-up-content (&optional h)
|
|
|
1065 (interactive)
|
|
|
1066 (or h
|
|
|
1067 (setq h (- (window-height) 1))
|
|
|
1068 )
|
|
|
1069 (if (= (point) (point-max))
|
|
|
1070 (let ((f (assq mime::preview/original-major-mode
|
|
|
1071 mime-viewer/over-to-next-method-alist)))
|
|
|
1072 (if f
|
|
|
1073 (funcall (cdr f))
|
|
|
1074 ))
|
|
|
1075 (let ((pcl mime::preview/content-list)
|
|
|
1076 (p (point))
|
|
|
1077 np beg)
|
|
|
1078 (setq np
|
|
|
1079 (or (catch 'tag
|
|
|
1080 (while pcl
|
|
|
1081 (setq beg (mime::preview-content-info/point-min (car pcl)))
|
|
|
1082 (if (< p beg)
|
|
|
1083 (throw 'tag beg)
|
|
|
1084 )
|
|
|
1085 (setq pcl (cdr pcl))
|
|
|
1086 ))
|
|
|
1087 (point-max)))
|
|
|
1088 (forward-line h)
|
|
|
1089 (if (> (point) np)
|
|
|
1090 (goto-char np)
|
|
|
1091 )
|
|
|
1092 ;;(show-subtree)
|
|
|
1093 ))
|
|
|
1094 )
|
|
|
1095
|
|
|
1096 (defun mime-viewer/scroll-down-content (&optional h)
|
|
|
1097 (interactive)
|
|
|
1098 (or h
|
|
|
1099 (setq h (- (window-height) 1))
|
|
|
1100 )
|
|
|
1101 (if (= (point) (point-min))
|
|
|
1102 (let ((f (assq mime::preview/original-major-mode
|
|
|
1103 mime-viewer/over-to-previous-method-alist)))
|
|
|
1104 (if f
|
|
|
1105 (funcall (cdr f))
|
|
|
1106 ))
|
|
|
1107 (let ((pcl mime::preview/content-list)
|
|
|
1108 (p (point))
|
|
|
1109 pp beg)
|
|
|
1110 (setq pp
|
|
|
1111 (or (let ((i (- (length pcl) 1)))
|
|
|
1112 (catch 'tag
|
|
|
1113 (while (> i 0)
|
|
|
1114 (setq beg (mime::preview-content-info/point-min
|
|
|
1115 (nth i pcl)))
|
|
|
1116 (if (> p beg)
|
|
|
1117 (throw 'tag beg)
|
|
|
1118 )
|
|
|
1119 (setq i (- i 1))
|
|
|
1120 )))
|
|
|
1121 (point-min)))
|
|
|
1122 (forward-line (- h))
|
|
|
1123 (if (< (point) pp)
|
|
|
1124 (goto-char pp)
|
|
|
1125 )))
|
|
|
1126 )
|
|
|
1127
|
|
|
1128 (defun mime-viewer/next-line-content ()
|
|
|
1129 (interactive)
|
|
|
1130 (mime-viewer/scroll-up-content 1)
|
|
|
1131 )
|
|
|
1132
|
|
|
1133 (defun mime-viewer/previous-line-content ()
|
|
|
1134 (interactive)
|
|
|
1135 (mime-viewer/scroll-down-content 1)
|
|
|
1136 )
|
|
|
1137
|
|
|
1138 (defun mime-viewer/quit ()
|
|
|
1139 (interactive)
|
|
|
1140 (let ((r (save-excursion
|
|
|
1141 (set-buffer (mime::preview-content-info/buffer
|
|
|
1142 (mime-preview/point-pcinfo (point))))
|
|
|
1143 (assq major-mode mime-viewer/quitting-method-alist)
|
|
|
1144 )))
|
|
|
1145 (if r
|
|
|
1146 (funcall (cdr r))
|
|
|
1147 )))
|
|
|
1148
|
|
|
1149 (defun mime-viewer/show-summary ()
|
|
|
1150 (interactive)
|
|
|
1151 (let ((r (save-excursion
|
|
|
1152 (set-buffer
|
|
|
1153 (mime::preview-content-info/buffer
|
|
|
1154 (mime-preview/point-pcinfo (point)))
|
|
|
1155 )
|
|
|
1156 (assq major-mode mime-viewer/show-summary-method)
|
|
|
1157 )))
|
|
|
1158 (if r
|
|
|
1159 (funcall (cdr r))
|
|
|
1160 )))
|
|
|
1161
|
|
|
1162 (defun mime-viewer/kill-buffer ()
|
|
|
1163 (interactive)
|
|
|
1164 (kill-buffer (current-buffer))
|
|
|
1165 )
|
|
|
1166
|
|
|
1167
|
|
|
1168 ;;; @ end
|
|
|
1169 ;;;
|
|
|
1170
|
|
|
1171 (provide 'tm-view)
|
|
|
1172
|
|
|
1173 (run-hooks 'tm-view-load-hook)
|
|
|
1174
|
|
|
1175 ;;; tm-view.el ends here
|
