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1 ;;; nndoc.el --- single file access for Gnus
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2 ;; Copyright (C) 1995,96,97 Free Software Foundation, Inc.
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3
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4 ;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
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5 ;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
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6 ;; Keywords: news
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7
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8 ;; This file is part of GNU Emacs.
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9
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10 ;; GNU Emacs is free software; you can redistribute it and/or modify
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11 ;; it under the terms of the GNU General Public License as published by
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12 ;; the Free Software Foundation; either version 2, or (at your option)
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13 ;; any later version.
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14
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15 ;; GNU Emacs is distributed in the hope that it will be useful,
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16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 ;; GNU General Public License for more details.
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19
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20 ;; You should have received a copy of the GNU General Public License
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21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
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22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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23 ;; Boston, MA 02111-1307, USA.
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24
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25 ;;; Commentary:
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26
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27 ;;; Code:
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28
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29 (require 'nnheader)
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30 (require 'message)
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31 (require 'nnmail)
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32 (require 'nnoo)
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33 (eval-when-compile (require 'cl))
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34
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35 (nnoo-declare nndoc)
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36
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37 (defvoo nndoc-article-type 'guess
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38 "*Type of the file.
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39 One of `mbox', `babyl', `digest', `news', `rnews', `mmdf', `forward',
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40 `rfc934', `mime-digest', `standard-digest', `slack-digest',
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41 `clari-briefs' or `guess'.")
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42
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43 (defvoo nndoc-post-type 'mail
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44 "*Whether the nndoc group is `mail' or `post'.")
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45
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30
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46 (defvar nndoc-type-alist
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47 `((mmdf
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48 (article-begin . "^\^A\^A\^A\^A\n")
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49 (body-end . "^\^A\^A\^A\^A\n"))
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50 (news
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51 (article-begin . "^Path:"))
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52 (rnews
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53 (article-begin . "^#! *rnews +\\([0-9]+\\) *\n")
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54 (body-end-function . nndoc-rnews-body-end))
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30
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55 (mbox
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2
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56 (article-begin-function . nndoc-mbox-article-begin)
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57 (body-end-function . nndoc-mbox-body-end))
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30
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58 (babyl
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59 (article-begin . "\^_\^L *\n")
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60 (body-end . "\^_")
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61 (body-begin-function . nndoc-babyl-body-begin)
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62 (head-begin-function . nndoc-babyl-head-begin))
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63 (forward
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64 (article-begin . "^-+ Start of forwarded message -+\n+")
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65 (body-end . "^-+ End of forwarded message -+$")
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66 (prepare-body-function . nndoc-unquote-dashes))
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24
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67 (rfc934
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68 (article-begin . "^--.*\n+")
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69 (body-end . "^--.*$")
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70 (prepare-body-function . nndoc-unquote-dashes))
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71 (clari-briefs
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72 (article-begin . "^ \\*")
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73 (body-end . "^\t------*[ \t]^*\n^ \\*")
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74 (body-begin . "^\t")
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75 (head-end . "^\t")
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16
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76 (generate-head-function . nndoc-generate-clari-briefs-head)
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77 (article-transform-function . nndoc-transform-clari-briefs))
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78 (mime-digest
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79 (article-begin . "")
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80 (head-end . "^ ?$")
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81 (body-end . "")
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82 (file-end . "")
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83 (subtype digest guess))
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84 (standard-digest
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85 (first-article . ,(concat "^" (make-string 70 ?-) "\n\n+"))
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86 (article-begin . ,(concat "^\n" (make-string 30 ?-) "\n\n+"))
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87 (prepare-body-function . nndoc-unquote-dashes)
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88 (body-end-function . nndoc-digest-body-end)
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89 (head-end . "^ ?$")
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90 (body-begin . "^ ?\n")
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91 (file-end . "^End of .*digest.*[0-9].*\n\\*\\*\\|^End of.*Digest *$")
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92 (subtype digest guess))
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93 (slack-digest
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94 (article-begin . "^------------------------------*[\n \t]+")
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95 (head-end . "^ ?$")
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96 (body-end-function . nndoc-digest-body-end)
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97 (body-begin . "^ ?$")
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98 (file-end . "^End of")
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99 (prepare-body-function . nndoc-unquote-dashes)
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100 (subtype digest guess))
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101 (lanl-gov-announce
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102 (article-begin . "^\\\\\\\\\n")
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103 (head-begin . "^Paper.*:")
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104 (head-end . "\\(^\\\\\\\\.*\n\\|-----------------\\)")
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105 (body-begin . "")
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106 (body-end . "-------------------------------------------------")
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107 (file-end . "^Title: Recent Seminal")
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108 (generate-head-function . nndoc-generate-lanl-gov-head)
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109 (article-transform-function . nndoc-transform-lanl-gov-announce)
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110 (subtype preprints guess))
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30
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111 (guess
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112 (guess . t)
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113 (subtype nil))
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114 (digest
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115 (guess . t)
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116 (subtype nil))
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117 (preprints
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118 (guess . t)
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119 (subtype nil))
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120 ))
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121
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122
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123
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124 (defvoo nndoc-file-begin nil)
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125 (defvoo nndoc-first-article nil)
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126 (defvoo nndoc-article-end nil)
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127 (defvoo nndoc-article-begin nil)
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128 (defvoo nndoc-head-begin nil)
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129 (defvoo nndoc-head-end nil)
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130 (defvoo nndoc-file-end nil)
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131 (defvoo nndoc-body-begin nil)
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132 (defvoo nndoc-body-end-function nil)
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133 (defvoo nndoc-body-begin-function nil)
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134 (defvoo nndoc-head-begin-function nil)
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135 (defvoo nndoc-body-end nil)
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136 (defvoo nndoc-dissection-alist nil)
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137 (defvoo nndoc-prepare-body-function nil)
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138 (defvoo nndoc-generate-head-function nil)
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139 (defvoo nndoc-article-transform-function nil)
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140 (defvoo nndoc-article-begin-function nil)
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0
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141
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142 (defvoo nndoc-status-string "")
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143 (defvoo nndoc-group-alist nil)
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144 (defvoo nndoc-current-buffer nil
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145 "Current nndoc news buffer.")
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146 (defvoo nndoc-address nil)
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147
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148 (defconst nndoc-version "nndoc 1.0"
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149 "nndoc version.")
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150
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151
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152
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153 ;;; Interface functions
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154
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155 (nnoo-define-basics nndoc)
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156
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157 (deffoo nndoc-retrieve-headers (articles &optional newsgroup server fetch-old)
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158 (when (nndoc-possibly-change-buffer newsgroup server)
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159 (save-excursion
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160 (set-buffer nntp-server-buffer)
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161 (erase-buffer)
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162 (let (article entry)
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163 (if (stringp (car articles))
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164 'headers
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165 (while articles
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166 (when (setq entry (cdr (assq (setq article (pop articles))
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167 nndoc-dissection-alist)))
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168 (insert (format "221 %d Article retrieved.\n" article))
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169 (if nndoc-generate-head-function
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170 (funcall nndoc-generate-head-function article)
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171 (insert-buffer-substring
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172 nndoc-current-buffer (car entry) (nth 1 entry)))
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173 (goto-char (point-max))
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174 (unless (= (char-after (1- (point))) ?\n)
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175 (insert "\n"))
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176 (insert (format "Lines: %d\n" (nth 4 entry)))
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177 (insert ".\n")))
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178
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179 (nnheader-fold-continuation-lines)
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180 'headers)))))
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181
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182 (deffoo nndoc-request-article (article &optional newsgroup server buffer)
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183 (nndoc-possibly-change-buffer newsgroup server)
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184 (save-excursion
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185 (let ((buffer (or buffer nntp-server-buffer))
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186 (entry (cdr (assq article nndoc-dissection-alist)))
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187 beg)
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188 (set-buffer buffer)
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189 (erase-buffer)
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190 (when entry
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191 (if (stringp article)
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192 nil
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193 (insert-buffer-substring
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194 nndoc-current-buffer (car entry) (nth 1 entry))
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195 (insert "\n")
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196 (setq beg (point))
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197 (insert-buffer-substring
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198 nndoc-current-buffer (nth 2 entry) (nth 3 entry))
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199 (goto-char beg)
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200 (when nndoc-prepare-body-function
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201 (funcall nndoc-prepare-body-function))
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202 (when nndoc-article-transform-function
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203 (funcall nndoc-article-transform-function article))
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204 t)))))
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205
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206 (deffoo nndoc-request-group (group &optional server dont-check)
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207 "Select news GROUP."
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208 (let (number)
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209 (cond
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210 ((not (nndoc-possibly-change-buffer group server))
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211 (nnheader-report 'nndoc "No such file or buffer: %s"
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212 nndoc-address))
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213 (dont-check
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214 (nnheader-report 'nndoc "Selected group %s" group)
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215 t)
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216 ((zerop (setq number (length nndoc-dissection-alist)))
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217 (nndoc-close-group group)
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218 (nnheader-report 'nndoc "No articles in group %s" group))
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219 (t
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220 (nnheader-insert "211 %d %d %d %s\n" number 1 number group)))))
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221
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222 (deffoo nndoc-request-type (group &optional article)
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223 (cond ((not article) 'unknown)
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224 (nndoc-post-type nndoc-post-type)
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225 (t 'unknown)))
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226
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227 (deffoo nndoc-close-group (group &optional server)
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228 (nndoc-possibly-change-buffer group server)
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229 (and nndoc-current-buffer
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230 (buffer-name nndoc-current-buffer)
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231 (kill-buffer nndoc-current-buffer))
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232 (setq nndoc-group-alist (delq (assoc group nndoc-group-alist)
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233 nndoc-group-alist))
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234 (setq nndoc-current-buffer nil)
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235 (nnoo-close-server 'nndoc server)
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236 (setq nndoc-dissection-alist nil)
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237 t)
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238
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239 (deffoo nndoc-request-list (&optional server)
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240 nil)
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241
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242 (deffoo nndoc-request-newgroups (date &optional server)
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243 nil)
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244
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245 (deffoo nndoc-request-list-newsgroups (&optional server)
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246 nil)
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247
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248
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249 ;;; Internal functions.
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250
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251 (defun nndoc-possibly-change-buffer (group source)
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252 (let (buf)
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253 (cond
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254 ;; The current buffer is this group's buffer.
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255 ((and nndoc-current-buffer
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256 (buffer-name nndoc-current-buffer)
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257 (eq nndoc-current-buffer
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258 (setq buf (cdr (assoc group nndoc-group-alist))))))
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259 ;; We change buffers by taking an old from the group alist.
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30
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260 ;; `source' is either a string (a file name) or a buffer object.
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261 (buf
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262 (setq nndoc-current-buffer buf))
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30
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263 ;; It's a totally new group.
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264 ((or (and (bufferp nndoc-address)
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265 (buffer-name nndoc-address))
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266 (and (stringp nndoc-address)
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267 (file-exists-p nndoc-address)
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268 (not (file-directory-p nndoc-address))))
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30
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269 (push (cons group (setq nndoc-current-buffer
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270 (get-buffer-create
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271 (concat " *nndoc " group "*"))))
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272 nndoc-group-alist)
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273 (setq nndoc-dissection-alist nil)
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274 (save-excursion
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275 (set-buffer nndoc-current-buffer)
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276 (buffer-disable-undo (current-buffer))
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277 (erase-buffer)
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278 (if (stringp nndoc-address)
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279 (nnheader-insert-file-contents nndoc-address)
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280 (insert-buffer-substring nndoc-address)))))
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281 ;; Initialize the nndoc structures according to this new document.
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282 (when (and nndoc-current-buffer
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283 (not nndoc-dissection-alist))
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284 (save-excursion
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285 (set-buffer nndoc-current-buffer)
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286 (nndoc-set-delims)
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287 (nndoc-dissect-buffer)))
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288 (unless nndoc-current-buffer
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289 (nndoc-close-server))
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290 ;; Return whether we managed to select a file.
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291 nndoc-current-buffer))
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292
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293 ;;;
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294 ;;; Deciding what document type we have
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295 ;;;
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296
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297 (defun nndoc-set-delims ()
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298 "Set the nndoc delimiter variables according to the type of the document."
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30
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299 (let ((vars '(nndoc-file-begin
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300 nndoc-first-article
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301 nndoc-article-end nndoc-head-begin nndoc-head-end
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302 nndoc-file-end nndoc-article-begin
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303 nndoc-body-begin nndoc-body-end-function nndoc-body-end
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304 nndoc-prepare-body-function nndoc-article-transform-function
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305 nndoc-generate-head-function nndoc-body-begin-function
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306 nndoc-head-begin-function)))
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307 (while vars
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308 (set (pop vars) nil)))
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309 (let (defs)
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310 ;; Guess away until we find the real file type.
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30
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311 (while (assq 'guess (setq defs (cdr (assq nndoc-article-type
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312 nndoc-type-alist))))
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313 (setq nndoc-article-type (nndoc-guess-type nndoc-article-type)))
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314 ;; Set the nndoc variables.
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315 (while defs
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316 (set (intern (format "nndoc-%s" (caar defs)))
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317 (cdr (pop defs))))))
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318
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319 (defun nndoc-guess-type (subtype)
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320 (let ((alist nndoc-type-alist)
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321 results result entry)
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322 (while (and (not result)
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323 (setq entry (pop alist)))
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324 (when (memq subtype (or (cdr (assq 'subtype entry)) '(guess)))
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325 (goto-char (point-min))
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326 (when (numberp (setq result (funcall (intern
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30
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327 (format "nndoc-%s-type-p"
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328 (car entry))))))
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329 (push (cons result entry) results)
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330 (setq result nil))))
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331 (unless (or result results)
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332 (error "Document is not of any recognized type"))
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333 (if result
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334 (car entry)
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335 (cadar (sort results (lambda (r1 r2) (< (car r1) (car r2))))))))
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336
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30
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337 ;;;
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16
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338 ;;; Built-in type predicates and functions
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339 ;;;
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340
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16
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341 (defun nndoc-mbox-type-p ()
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342 (when (looking-at message-unix-mail-delimiter)
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343 t))
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344
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2
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345 (defun nndoc-mbox-article-begin ()
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16
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346 (when (re-search-forward (concat "^" message-unix-mail-delimiter) nil t)
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2
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347 (goto-char (match-beginning 0))))
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348
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0
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349 (defun nndoc-mbox-body-end ()
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350 (let ((beg (point))
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351 len end)
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352 (when
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353 (save-excursion
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30
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354 (and (re-search-backward
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355 (concat "^" message-unix-mail-delimiter) nil t)
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356 (setq end (point))
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357 (search-forward "\n\n" beg t)
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358 (re-search-backward
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359 "^Content-Length:[ \t]*\\([0-9]+\\) *$" end t)
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360 (setq len (string-to-int (match-string 1)))
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361 (search-forward "\n\n" beg t)
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16
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362 (unless (= (setq len (+ (point) len)) (point-max))
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363 (and (< len (point-max))
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364 (goto-char len)
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365 (looking-at message-unix-mail-delimiter)))))
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0
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366 (goto-char len))))
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367
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16
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368 (defun nndoc-mmdf-type-p ()
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369 (when (looking-at "\^A\^A\^A\^A$")
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370 t))
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371
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372 (defun nndoc-news-type-p ()
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373 (when (looking-at "^Path:.*\n")
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374 t))
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375
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376 (defun nndoc-rnews-type-p ()
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377 (when (looking-at "#! *rnews")
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378 t))
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379
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0
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380 (defun nndoc-rnews-body-end ()
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381 (and (re-search-backward nndoc-article-begin nil t)
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382 (forward-line 1)
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383 (goto-char (+ (point) (string-to-int (match-string 1))))))
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384
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16
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385 (defun nndoc-babyl-type-p ()
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386 (when (re-search-forward "\^_\^L *\n" nil t)
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387 t))
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388
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389 (defun nndoc-babyl-body-begin ()
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390 (re-search-forward "^\n" nil t)
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391 (when (looking-at "\*\*\* EOOH \*\*\*")
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392 (let ((next (or (save-excursion
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393 (re-search-forward nndoc-article-begin nil t))
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394 (point-max))))
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395 (unless (re-search-forward "^\n" next t)
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396 (goto-char next)
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397 (forward-line -1)
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398 (insert "\n")
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399 (forward-line -1)))))
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400
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401 (defun nndoc-babyl-head-begin ()
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402 (when (re-search-forward "^[0-9].*\n" nil t)
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403 (when (looking-at "\*\*\* EOOH \*\*\*")
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404 (forward-line 1))
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405 t))
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406
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407 (defun nndoc-forward-type-p ()
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408 (when (and (re-search-forward "^-+ Start of forwarded message -+\n+" nil t)
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409 (not (re-search-forward "^Subject:.*digest" nil t))
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410 (not (re-search-backward "^From:" nil t 2))
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411 (not (re-search-forward "^From:" nil t 2)))
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412 t))
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413
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24
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414 (defun nndoc-rfc934-type-p ()
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415 (when (and (re-search-forward "^-+ Start of forwarded.*\n+" nil t)
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416 (not (re-search-forward "^Subject:.*digest" nil t))
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417 (not (re-search-backward "^From:" nil t 2))
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418 (not (re-search-forward "^From:" nil t 2)))
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419 t))
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420
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16
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421 (defun nndoc-clari-briefs-type-p ()
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422 (when (let ((case-fold-search nil))
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423 (re-search-forward "^\t[^a-z]+ ([^a-z]+) --" nil t))
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424 t))
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425
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0
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426 (defun nndoc-transform-clari-briefs (article)
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427 (goto-char (point-min))
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428 (when (looking-at " *\\*\\(.*\\)\n")
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429 (replace-match "" t t))
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430 (nndoc-generate-clari-briefs-head article))
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431
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432 (defun nndoc-generate-clari-briefs-head (article)
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433 (let ((entry (cdr (assq article nndoc-dissection-alist)))
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434 subject from)
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435 (save-excursion
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436 (set-buffer nndoc-current-buffer)
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|
437 (save-restriction
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438 (narrow-to-region (car entry) (nth 3 entry))
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439 (goto-char (point-min))
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440 (when (looking-at " *\\*\\(.*\\)$")
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|
441 (setq subject (match-string 1))
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442 (when (string-match "[ \t]+$" subject)
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443 (setq subject (substring subject 0 (match-beginning 0)))))
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|
|
444 (when
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445 (let ((case-fold-search nil))
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|
446 (re-search-forward
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|
447 "^\t\\([^a-z]+\\(,[^(]+\\)? ([^a-z]+)\\) --" nil t))
|
|
|
448 (setq from (match-string 1)))))
|
|
|
449 (insert "From: " "clari@clari.net (" (or from "unknown") ")"
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|
|
450 "\nSubject: " (or subject "(no subject)") "\n")))
|
|
|
451
|
|
16
|
452 (defun nndoc-mime-digest-type-p ()
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|
|
453 (let ((case-fold-search t)
|
|
|
454 boundary-id b-delimiter entry)
|
|
|
455 (when (and
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|
|
456 (re-search-forward
|
|
|
457 (concat "^Content-Type: *multipart/digest;[ \t\n]*[ \t]"
|
|
|
458 "boundary=\"\\([^\"\n]*[^\" \t\n]\\)\"")
|
|
|
459 nil t)
|
|
|
460 (match-beginning 1))
|
|
|
461 (setq boundary-id (match-string 1)
|
|
|
462 b-delimiter (concat "\n--" boundary-id "[\n \t]+"))
|
|
|
463 (setq entry (assq 'mime-digest nndoc-type-alist))
|
|
|
464 (setcdr entry
|
|
|
465 (list
|
|
|
466 (cons 'head-end "^ ?$")
|
|
|
467 (cons 'body-begin "^ ?\n")
|
|
|
468 (cons 'article-begin b-delimiter)
|
|
|
469 (cons 'body-end-function 'nndoc-digest-body-end)
|
|
|
470 (cons 'file-end (concat "\n--" boundary-id "--[ \t]*$"))))
|
|
|
471 t)))
|
|
|
472
|
|
|
473 (defun nndoc-standard-digest-type-p ()
|
|
|
474 (when (and (re-search-forward (concat "^" (make-string 70 ?-) "\n\n") nil t)
|
|
30
|
475 (re-search-forward
|
|
16
|
476 (concat "\n\n" (make-string 30 ?-) "\n\n") nil t))
|
|
|
477 t))
|
|
|
478
|
|
|
479 (defun nndoc-digest-body-end ()
|
|
|
480 (and (re-search-forward nndoc-article-begin nil t)
|
|
|
481 (goto-char (match-beginning 0))))
|
|
|
482
|
|
|
483 (defun nndoc-slack-digest-type-p ()
|
|
|
484 0)
|
|
|
485
|
|
|
486 (defun nndoc-lanl-gov-announce-type-p ()
|
|
|
487 (when (let ((case-fold-search nil))
|
|
|
488 (re-search-forward "^\\\\\\\\\nPaper: [a-z-]+/[0-9]+" nil t))
|
|
|
489 t))
|
|
|
490
|
|
|
491 (defun nndoc-transform-lanl-gov-announce (article)
|
|
|
492 (goto-char (point-max))
|
|
|
493 (when (re-search-backward "^\\\\\\\\ +(\\([^ ]*\\) , *\\([^ ]*\\))" nil t)
|
|
|
494 (replace-match "\n\nGet it at \\1 (\\2)" t nil))
|
|
|
495 ;; (when (re-search-backward "^\\\\\\\\$" nil t)
|
|
|
496 ;; (replace-match "" t t))
|
|
|
497 )
|
|
30
|
498
|
|
16
|
499 (defun nndoc-generate-lanl-gov-head (article)
|
|
|
500 (let ((entry (cdr (assq article nndoc-dissection-alist)))
|
|
|
501 (e-mail "no address given")
|
|
|
502 subject from)
|
|
|
503 (save-excursion
|
|
|
504 (set-buffer nndoc-current-buffer)
|
|
|
505 (save-restriction
|
|
|
506 (narrow-to-region (car entry) (nth 1 entry))
|
|
|
507 (goto-char (point-min))
|
|
|
508 (when (looking-at "^Paper.*: \\([a-z-]+/[0-9]+\\)")
|
|
|
509 (setq subject (concat " (" (match-string 1) ")"))
|
|
|
510 (when (re-search-forward "^From: \\([^ ]+\\)" nil t)
|
|
|
511 (setq e-mail (match-string 1)))
|
|
|
512 (when (re-search-forward "^Title: \\([^\f]*\\)\nAuthors?: \\(.*\\)"
|
|
|
513 nil t)
|
|
|
514 (setq subject (concat (match-string 1) subject))
|
|
|
515 (setq from (concat (match-string 2) " <" e-mail ">"))))
|
|
|
516 ))
|
|
|
517 (while (and from (string-match "(\[^)\]*)" from))
|
|
|
518 (setq from (replace-match "" t t from)))
|
|
|
519 (insert "From: " (or from "unknown")
|
|
|
520 "\nSubject: " (or subject "(no subject)") "\n")))
|
|
30
|
521
|
|
16
|
522
|
|
|
523
|
|
|
524 ;;;
|
|
|
525 ;;; Functions for dissecting the documents
|
|
|
526 ;;;
|
|
|
527
|
|
|
528 (defun nndoc-search (regexp)
|
|
|
529 (prog1
|
|
|
530 (re-search-forward regexp nil t)
|
|
|
531 (beginning-of-line)))
|
|
0
|
532
|
|
16
|
533 (defun nndoc-dissect-buffer ()
|
|
|
534 "Go through the document and partition it into heads/bodies/articles."
|
|
|
535 (let ((i 0)
|
|
|
536 (first t)
|
|
|
537 head-begin head-end body-begin body-end)
|
|
|
538 (setq nndoc-dissection-alist nil)
|
|
|
539 (save-excursion
|
|
|
540 (set-buffer nndoc-current-buffer)
|
|
|
541 (goto-char (point-min))
|
|
|
542 ;; Find the beginning of the file.
|
|
|
543 (when nndoc-file-begin
|
|
|
544 (nndoc-search nndoc-file-begin))
|
|
|
545 ;; Go through the file.
|
|
|
546 (while (if (and first nndoc-first-article)
|
|
|
547 (nndoc-search nndoc-first-article)
|
|
|
548 (nndoc-article-begin))
|
|
|
549 (setq first nil)
|
|
|
550 (cond (nndoc-head-begin-function
|
|
|
551 (funcall nndoc-head-begin-function))
|
|
30
|
552 (nndoc-head-begin
|
|
16
|
553 (nndoc-search nndoc-head-begin)))
|
|
|
554 (if (or (>= (point) (point-max))
|
|
|
555 (and nndoc-file-end
|
|
|
556 (looking-at nndoc-file-end)))
|
|
|
557 (goto-char (point-max))
|
|
|
558 (setq head-begin (point))
|
|
|
559 (nndoc-search (or nndoc-head-end "^$"))
|
|
|
560 (setq head-end (point))
|
|
|
561 (if nndoc-body-begin-function
|
|
|
562 (funcall nndoc-body-begin-function)
|
|
|
563 (nndoc-search (or nndoc-body-begin "^\n")))
|
|
|
564 (setq body-begin (point))
|
|
|
565 (or (and nndoc-body-end-function
|
|
|
566 (funcall nndoc-body-end-function))
|
|
|
567 (and nndoc-body-end
|
|
|
568 (nndoc-search nndoc-body-end))
|
|
|
569 (nndoc-article-begin)
|
|
|
570 (progn
|
|
|
571 (goto-char (point-max))
|
|
|
572 (when nndoc-file-end
|
|
|
573 (and (re-search-backward nndoc-file-end nil t)
|
|
|
574 (beginning-of-line)))))
|
|
|
575 (setq body-end (point))
|
|
|
576 (push (list (incf i) head-begin head-end body-begin body-end
|
|
|
577 (count-lines body-begin body-end))
|
|
|
578 nndoc-dissection-alist))))))
|
|
|
579
|
|
|
580 (defun nndoc-article-begin ()
|
|
|
581 (if nndoc-article-begin-function
|
|
|
582 (funcall nndoc-article-begin-function)
|
|
|
583 (ignore-errors
|
|
|
584 (nndoc-search nndoc-article-begin))))
|
|
|
585
|
|
|
586 (defun nndoc-unquote-dashes ()
|
|
|
587 "Unquote quoted non-separators in digests."
|
|
|
588 (while (re-search-forward "^- -"nil t)
|
|
|
589 (replace-match "-" t t)))
|
|
|
590
|
|
|
591 ;;;###autoload
|
|
|
592 (defun nndoc-add-type (definition &optional position)
|
|
|
593 "Add document DEFINITION to the list of nndoc document definitions.
|
|
|
594 If POSITION is nil or `last', the definition will be added
|
|
|
595 as the last checked definition, if t or `first', add as the
|
|
|
596 first definition, and if any other symbol, add after that
|
|
|
597 symbol in the alist."
|
|
|
598 ;; First remove any old instances.
|
|
|
599 (setq nndoc-type-alist
|
|
|
600 (delq (assq (car definition) nndoc-type-alist)
|
|
|
601 nndoc-type-alist))
|
|
|
602 ;; Then enter the new definition in the proper place.
|
|
|
603 (cond
|
|
|
604 ((or (null position) (eq position 'last))
|
|
|
605 (setq nndoc-type-alist (nconc nndoc-type-alist (list definition))))
|
|
|
606 ((or (eq position t) (eq position 'first))
|
|
|
607 (push definition nndoc-type-alist))
|
|
|
608 (t
|
|
|
609 (let ((list (memq (assq position nndoc-type-alist)
|
|
|
610 nndoc-type-alist)))
|
|
|
611 (unless list
|
|
|
612 (error "No such position: %s" position))
|
|
|
613 (setcdr list (cons definition (cdr list)))))))
|
|
0
|
614
|
|
|
615 (provide 'nndoc)
|
|
|
616
|
|
|
617 ;;; nndoc.el ends here
|
