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