/usr/share/emacs/site-lisp/w3m/shimbun/sb-2ch.el is in w3m-el-snapshot 1.4.527+0.20140108-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 | ;;; sb-2ch.el --- shimbun backend for 2ch.net -*- coding: iso-2022-7bit; -*-
;; Copyright (C) 2001, 2002, 2003, 2004, 2005 by (not 1)
;; Author: (not 1)
;; Keywords: 2ch
;; This file is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 2, or (at your option)
;; any later version.
;; This file is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU Emacs; see the file COPYING. If not, write to
;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Commentary:
;;
;; April 2002
;; Modified by Yuuichi Teranishi <teranisi@gohome.org> so that it can read
;; current read.cgi outputs.
;;; Code:
(eval-when-compile
(require 'cl)
(require 'static))
(require 'shimbun)
(eval-and-compile
(luna-define-class shimbun-2ch (shimbun) (content-hash))
(luna-define-internal-accessors 'shimbun-2ch))
(defcustom shimbun-2ch-group-alist nil
"*An alist of groups and their URLs."
:group 'shimbun
:type '(repeat
(cons :format "%v" :indent 4
(string :tag "Name")
(string :tag " URL"))))
(defvar shimbun-2ch-coding-system 'shift_jis)
(defvar shimbun-2ch-content-hash-length 31)
(luna-define-method initialize-instance :after ((shimbun shimbun-2ch)
&rest init-args)
(shimbun-2ch-set-content-hash-internal
shimbun
(make-vector shimbun-2ch-content-hash-length 0))
shimbun)
(luna-define-method shimbun-groups ((shimbun shimbun-2ch))
(mapcar 'car shimbun-2ch-group-alist))
(luna-define-method shimbun-index-url ((shimbun shimbun-2ch))
(cdr (assoc (shimbun-current-group-internal shimbun)
shimbun-2ch-group-alist)))
(defun shimbun-2ch-parse-page (shimbun last ita sure headers
&optional no-break)
"Parse 2ch page.
If LAST is non-nil, add article No.1 to the header structure.
ITA is the name string of the ita.
SURE is the id string of the thread.
HEADERS is the header structure list to be appended.
If optional NO-BREAK is non-nil, don't stop even when header found."
(let ((case-fold-search t)
(url (shimbun-index-url shimbun))
num uname uaddr uid subject date id
references body st point from)
(goto-char (point-max))
(while (re-search-backward "<dt>\\([0-9]+\\) ・3校" nil t)
(goto-char (match-end 0))
(setq point (match-beginning 0)
num (string-to-number (match-string 1)))
(cond
((looking-at "<a href=\"mailto:\\([^\"]+\\)\"><b>\\([^<]+\\)<")
(setq uname (match-string 2)
uaddr (match-string 1)))
((looking-at "<font color=green><b>\\([^<]+\\)<")
(setq uname (match-string 1)))
((looking-at "<b>\\([^<]+\\)<")
(setq uaddr (match-string 1))))
(when (re-search-forward "\
・3校\\([0-9]+\\)/\\([0-9]+\\)/\\([0-9]+\\)\\(\([^\)]\)\\)? \\([0-9]+:[0-9]+\\)"
nil t)
(setq date (shimbun-make-date-string (string-to-number
(match-string 1))
(string-to-number
(match-string 2))
(string-to-number
(match-string 3))
(match-string 5))))
(when (looking-at " \\(ID:[^ <]+\\)")
(setq uid (match-string 1)))
(setq from (mapconcat
'identity
(delq nil (list uname (if uid (concat "(" uid ")"))
(concat "<" uaddr ">")))
" "))
(setq id (format "<%s.%s@%s.2ch.net>" num sure ita))
(if (and (not no-break)
(/= num 1)
(shimbun-search-id shimbun id))
(throw 'stop headers))
(search-forward "<dd>" nil t)
(setq st (match-end 0))
(when (re-search-forward "\\(<dt>\\|</dl>\\)" nil t)
(setq body (buffer-substring st (match-beginning 0)))
(set (intern id (shimbun-2ch-content-hash-internal shimbun))
body)
(setq references nil)
(setq subject
(with-temp-buffer
(insert body)
(goto-char (point-min))
(when (or (re-search-forward "<a href=\\([0-9]+\\)" nil t)
(re-search-forward ">>\\([0-9]+\\)[^0-9]" nil t)
(re-search-forward "[^a-z]>\\([0-9]+\\)[^0-9]" nil t)
(re-search-forward ">\\([0-9]+\\)[^0-9]" nil t)
(re-search-forward ">\\([0-9]+\\)[^0-9]" nil t))
(setq references
(format "<%s.%s@%s.2ch.net>"
(match-string 1) sure ita))
(if (string= references id)
(setq references nil)))
(goto-char (point-min))
(while (re-search-forward "</?[A-Za-z_][^>]*>" nil t)
(delete-region (match-beginning 0) (match-end 0)))
(shimbun-mime-encode-string
(static-if (fboundp 'truncate-string-to-width)
(truncate-string-to-width (buffer-string)
(- 80 (length "subject: ")))
(truncate-string (buffer-string)
(- 80 (length "subject: ")))))))
(when (if (eq num 1) (if last t) t)
(push (shimbun-make-header
num
subject
(shimbun-mime-encode-string from)
date id references 0 0 (file-name-as-directory url))
headers)))
(goto-char point))
headers))
(defun shimbun-2ch-request-article (shimbun header)
(with-temp-buffer
(set-buffer-multibyte nil)
(let* ((url (shimbun-index-url shimbun))
(number (shimbun-header-number header))
(index (format "%d-%d" (max 1 (- number 49))
(+ number 50))))
(unless (shimbun-retrieve-url (concat
url
"/" index "/")
'reload 'binary)
(error "Retrieve failed: %s" url))
(set-buffer-multibyte t)
(decode-coding-region (point-min) (point-max)
(shimbun-coding-system-internal shimbun))
(unless (string-match ".*/read.cgi/\\([^/]+\\)/\\([0-9]+\\)" url)
(error "\
Unfortunately, the url name format might have been changed in 2ch"))
(shimbun-2ch-parse-page shimbun
(save-match-data
(string-match "^1-" index))
(match-string 1 url);; ita
(match-string 2 url);; sure
nil 'no-break))))
(luna-define-method shimbun-headers ((shimbun shimbun-2ch) &optional range)
(cond
((eq range 'all) (setq range nil))
((eq range 'last) (setq range 1)))
(let ((first t)
(count 0)
(url (shimbun-index-url shimbun))
headers
(indices (list "l50"))
ita sure)
(catch 'stop
(while indices
(message "Reading %s/%s/..." url (car indices))
(with-temp-buffer
(set-buffer-multibyte nil)
(unless (shimbun-retrieve-url (concat
url
"/" (car indices) "/")
'reload 'binary)
(error "Retrieve failed: %s"
(concat url "/" (car indices) "/")))
(set-buffer-multibyte t)
(decode-coding-region (point-min) (point-max)
(shimbun-coding-system-internal shimbun))
(when first
(unless (string-match ".*/read.cgi/\\([^/]+\\)/\\([0-9]+\\)" url)
(error "\
Unfortunately, the url name format might have been changed in 2ch"))
(setq ita (match-string 1 url)
sure (match-string 2 url)))
(setq headers (shimbun-2ch-parse-page shimbun
(string-match "^1-"
(car indices))
ita sure
headers))
(when (and headers first)
(setq first nil)
(let ((cur (shimbun-header-number (car headers)))
last)
(while (not (eq cur 1))
(setq last cur)
(setq cur (max 1 (- cur 100)))
(setq indices
(cons (format "%d-%d" cur (max (- last 1) 1))
indices))))
(setq indices (nreverse indices))))
(when (and range
(eq (incf count) range))
(setq indices nil))
(setq indices (cdr indices)))
headers)))
(luna-define-method shimbun-article ((shimbun shimbun-2ch) header
&optional outbuf)
(when (shimbun-current-group-internal shimbun)
(with-current-buffer (or outbuf (current-buffer))
(let ((sym (intern-soft (shimbun-header-id header)
(shimbun-2ch-content-hash-internal
shimbun))))
(unless sym
(shimbun-2ch-request-article shimbun header)
(setq sym (intern-soft (shimbun-header-id header)
(shimbun-2ch-content-hash-internal
shimbun))))
(shimbun-header-insert shimbun header)
(insert "Content-Type: " "text/html"
"; charset=SHIFT_JIS\n"
"Content-Transfer-Encoding: 8bit\n"
"MIME-Version: 1.0\n\n")
(w3m-insert-string (encode-coding-string (symbol-value sym)
(mime-charset-to-coding-system
"SHIFT_JIS")))))))
(provide 'sb-2ch)
;;; sb-2ch.el ends here
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