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eec82323 | 1 | ;;; nndoc.el --- single file access for Gnus |
b092f83d | 2 | ;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 |
16409b0b | 3 | ;; Free Software Foundation, Inc. |
eec82323 | 4 | |
6748645f | 5 | ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> |
b092f83d | 6 | ;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet> |
eec82323 LMI |
7 | ;; Keywords: news |
8 | ||
9 | ;; This file is part of GNU Emacs. | |
10 | ||
11 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
12 | ;; it under the terms of the GNU General Public License as published by | |
13 | ;; the Free Software Foundation; either version 2, or (at your option) | |
14 | ;; any later version. | |
15 | ||
16 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
17 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | ;; GNU General Public License for more details. | |
20 | ||
21 | ;; You should have received a copy of the GNU General Public License | |
22 | ;; along with GNU Emacs; see the file COPYING. If not, write to the | |
23 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
24 | ;; Boston, MA 02111-1307, USA. | |
25 | ||
26 | ;;; Commentary: | |
27 | ||
b092f83d SZ |
28 | ;; For Outlook mail boxes format, see http://mbx2mbox.sourceforge.net/ |
29 | ||
eec82323 LMI |
30 | ;;; Code: |
31 | ||
32 | (require 'nnheader) | |
33 | (require 'message) | |
34 | (require 'nnmail) | |
35 | (require 'nnoo) | |
6748645f | 36 | (require 'gnus-util) |
16409b0b | 37 | (require 'mm-util) |
eec82323 LMI |
38 | (eval-when-compile (require 'cl)) |
39 | ||
40 | (nnoo-declare nndoc) | |
41 | ||
42 | (defvoo nndoc-article-type 'guess | |
43 | "*Type of the file. | |
44 | One of `mbox', `babyl', `digest', `news', `rnews', `mmdf', `forward', | |
16409b0b | 45 | `rfc934', `rfc822-forward', `mime-parts', `standard-digest', |
b092f83d SZ |
46 | `slack-digest', `clari-briefs', `nsmail', `outlook', `oe-dbx', |
47 | `mailman', `exim-bounce', or `guess'.") | |
eec82323 LMI |
48 | |
49 | (defvoo nndoc-post-type 'mail | |
50 | "*Whether the nndoc group is `mail' or `post'.") | |
51 | ||
6748645f LMI |
52 | (defvoo nndoc-open-document-hook 'nnheader-ms-strip-cr |
53 | "Hook run after opening a document. | |
54 | The default function removes all trailing carriage returns | |
16409b0b | 55 | from the document.") |
6748645f | 56 | |
eec82323 LMI |
57 | (defvar nndoc-type-alist |
58 | `((mmdf | |
59 | (article-begin . "^\^A\^A\^A\^A\n") | |
60 | (body-end . "^\^A\^A\^A\^A\n")) | |
b092f83d SZ |
61 | (exim-bounce |
62 | (article-begin . "^------ This is a copy of the message, including all the headers. ------\n\n") | |
63 | (body-end-function . nndoc-exim-bounce-body-end-function)) | |
16409b0b GM |
64 | (nsmail |
65 | (article-begin . "^From - ")) | |
eec82323 LMI |
66 | (news |
67 | (article-begin . "^Path:")) | |
68 | (rnews | |
69 | (article-begin . "^#! *rnews +\\([0-9]+\\) *\n") | |
70 | (body-end-function . nndoc-rnews-body-end)) | |
71 | (mbox | |
72 | (article-begin-function . nndoc-mbox-article-begin) | |
73 | (body-end-function . nndoc-mbox-body-end)) | |
74 | (babyl | |
75 | (article-begin . "\^_\^L *\n") | |
76 | (body-end . "\^_") | |
77 | (body-begin-function . nndoc-babyl-body-begin) | |
78 | (head-begin-function . nndoc-babyl-head-begin)) | |
eec82323 LMI |
79 | (rfc934 |
80 | (article-begin . "^--.*\n+") | |
81 | (body-end . "^--.*$") | |
82 | (prepare-body-function . nndoc-unquote-dashes)) | |
b092f83d SZ |
83 | (mailman |
84 | (article-begin . "^--__--__--\n\nMessage:") | |
85 | (body-end . "^--__--__--$") | |
86 | (prepare-body-function . nndoc-unquote-dashes)) | |
eec82323 LMI |
87 | (clari-briefs |
88 | (article-begin . "^ \\*") | |
89 | (body-end . "^\t------*[ \t]^*\n^ \\*") | |
90 | (body-begin . "^\t") | |
91 | (head-end . "^\t") | |
92 | (generate-head-function . nndoc-generate-clari-briefs-head) | |
93 | (article-transform-function . nndoc-transform-clari-briefs)) | |
94 | (mime-digest | |
95 | (article-begin . "") | |
16409b0b | 96 | (head-begin . "^ ?\n") |
eec82323 LMI |
97 | (head-end . "^ ?$") |
98 | (body-end . "") | |
99 | (file-end . "") | |
100 | (subtype digest guess)) | |
6748645f LMI |
101 | (mime-parts |
102 | (generate-head-function . nndoc-generate-mime-parts-head) | |
103 | (article-transform-function . nndoc-transform-mime-parts)) | |
eec82323 | 104 | (standard-digest |
6748645f LMI |
105 | (first-article . ,(concat "^" (make-string 70 ?-) "\n *\n+")) |
106 | (article-begin . ,(concat "^\n" (make-string 30 ?-) "\n *\n+")) | |
eec82323 LMI |
107 | (prepare-body-function . nndoc-unquote-dashes) |
108 | (body-end-function . nndoc-digest-body-end) | |
6748645f LMI |
109 | (head-end . "^ *$") |
110 | (body-begin . "^ *\n") | |
eec82323 LMI |
111 | (file-end . "^End of .*digest.*[0-9].*\n\\*\\*\\|^End of.*Digest *$") |
112 | (subtype digest guess)) | |
113 | (slack-digest | |
114 | (article-begin . "^------------------------------*[\n \t]+") | |
115 | (head-end . "^ ?$") | |
116 | (body-end-function . nndoc-digest-body-end) | |
117 | (body-begin . "^ ?$") | |
118 | (file-end . "^End of") | |
119 | (prepare-body-function . nndoc-unquote-dashes) | |
120 | (subtype digest guess)) | |
121 | (lanl-gov-announce | |
122 | (article-begin . "^\\\\\\\\\n") | |
123 | (head-begin . "^Paper.*:") | |
124 | (head-end . "\\(^\\\\\\\\.*\n\\|-----------------\\)") | |
125 | (body-begin . "") | |
b092f83d SZ |
126 | (body-end . "\\(-------------------------------------------------\\|%-%-%-%-%-%-%-%-%-%-%-%-%-%-\\|%%--%%--%%--%%--%%--%%--%%--%%--\\|%%%---%%%---%%%---%%%---\\)") |
127 | (file-end . "\\(^Title: Recent Seminal\\|%%%---%%%---%%%---%%%---\\)") | |
eec82323 LMI |
128 | (generate-head-function . nndoc-generate-lanl-gov-head) |
129 | (article-transform-function . nndoc-transform-lanl-gov-announce) | |
130 | (subtype preprints guess)) | |
131 | (rfc822-forward | |
132 | (article-begin . "^\n") | |
133 | (body-end-function . nndoc-rfc822-forward-body-end-function)) | |
16409b0b GM |
134 | (outlook |
135 | (article-begin-function . nndoc-outlook-article-begin) | |
136 | (body-end . "\0")) | |
b092f83d SZ |
137 | (oe-dbx ;; Outlook Express DBX format |
138 | (dissection-function . nndoc-oe-dbx-dissection) | |
139 | (generate-head-function . nndoc-oe-dbx-generate-head) | |
140 | (generate-article-function . nndoc-oe-dbx-generate-article)) | |
141 | (forward | |
142 | (article-begin . "^-+ \\(Start of \\)?forwarded message.*\n+") | |
143 | (body-end . "^-+ End \\(of \\)?forwarded message.*$") | |
144 | (prepare-body-function . nndoc-unquote-dashes)) | |
145 | (mail-in-mail ;; Wild guess on mailer daemon's messages or others | |
146 | (article-begin-function . nndoc-mail-in-mail-article-begin)) | |
eec82323 LMI |
147 | (guess |
148 | (guess . t) | |
149 | (subtype nil)) | |
150 | (digest | |
151 | (guess . t) | |
152 | (subtype nil)) | |
153 | (preprints | |
154 | (guess . t) | |
155 | (subtype nil)))) | |
156 | ||
b092f83d SZ |
157 | (defvar nndoc-binary-file-names ".[Dd][Bb][Xx]$" |
158 | "Regexp for binary nndoc file names.") | |
159 | ||
eec82323 | 160 | \f |
eec82323 LMI |
161 | (defvoo nndoc-file-begin nil) |
162 | (defvoo nndoc-first-article nil) | |
eec82323 LMI |
163 | (defvoo nndoc-article-begin nil) |
164 | (defvoo nndoc-head-begin nil) | |
165 | (defvoo nndoc-head-end nil) | |
166 | (defvoo nndoc-file-end nil) | |
167 | (defvoo nndoc-body-begin nil) | |
168 | (defvoo nndoc-body-end-function nil) | |
169 | (defvoo nndoc-body-begin-function nil) | |
170 | (defvoo nndoc-head-begin-function nil) | |
171 | (defvoo nndoc-body-end nil) | |
6748645f | 172 | ;; nndoc-dissection-alist is a list of sublists. Each sublist holds the |
16409b0b GM |
173 | ;; following items. ARTICLE acts as the association key and is an ordinal |
174 | ;; starting at 1. HEAD-BEGIN [0], HEAD-END [1], BODY-BEGIN [2] and BODY-END | |
175 | ;; [3] are positions in the `nndoc' buffer. LINE-COUNT [4] is a count of | |
176 | ;; lines in the body. For MIME dissections only, ARTICLE-INSERT [5] and | |
177 | ;; SUMMARY-INSERT [6] give headers to insert for full article or summary line | |
178 | ;; generation, respectively. Other headers usually follow directly from the | |
179 | ;; buffer. Value `nil' means no insert. | |
eec82323 LMI |
180 | (defvoo nndoc-dissection-alist nil) |
181 | (defvoo nndoc-prepare-body-function nil) | |
182 | (defvoo nndoc-generate-head-function nil) | |
183 | (defvoo nndoc-article-transform-function nil) | |
184 | (defvoo nndoc-article-begin-function nil) | |
b092f83d SZ |
185 | (defvoo nndoc-generate-article-function nil) |
186 | (defvoo nndoc-dissection-function nil) | |
eec82323 LMI |
187 | |
188 | (defvoo nndoc-status-string "") | |
189 | (defvoo nndoc-group-alist nil) | |
190 | (defvoo nndoc-current-buffer nil | |
191 | "Current nndoc news buffer.") | |
192 | (defvoo nndoc-address nil) | |
193 | ||
194 | (defconst nndoc-version "nndoc 1.0" | |
195 | "nndoc version.") | |
196 | ||
197 | \f | |
198 | ||
199 | ;;; Interface functions | |
200 | ||
201 | (nnoo-define-basics nndoc) | |
202 | ||
203 | (deffoo nndoc-retrieve-headers (articles &optional newsgroup server fetch-old) | |
204 | (when (nndoc-possibly-change-buffer newsgroup server) | |
205 | (save-excursion | |
206 | (set-buffer nntp-server-buffer) | |
207 | (erase-buffer) | |
208 | (let (article entry) | |
209 | (if (stringp (car articles)) | |
210 | 'headers | |
211 | (while articles | |
212 | (when (setq entry (cdr (assq (setq article (pop articles)) | |
213 | nndoc-dissection-alist))) | |
214 | (insert (format "221 %d Article retrieved.\n" article)) | |
215 | (if nndoc-generate-head-function | |
216 | (funcall nndoc-generate-head-function article) | |
217 | (insert-buffer-substring | |
218 | nndoc-current-buffer (car entry) (nth 1 entry))) | |
219 | (goto-char (point-max)) | |
16409b0b | 220 | (unless (eq (char-after (1- (point))) ?\n) |
eec82323 LMI |
221 | (insert "\n")) |
222 | (insert (format "Lines: %d\n" (nth 4 entry))) | |
223 | (insert ".\n"))) | |
224 | ||
225 | (nnheader-fold-continuation-lines) | |
226 | 'headers))))) | |
227 | ||
228 | (deffoo nndoc-request-article (article &optional newsgroup server buffer) | |
229 | (nndoc-possibly-change-buffer newsgroup server) | |
230 | (save-excursion | |
231 | (let ((buffer (or buffer nntp-server-buffer)) | |
232 | (entry (cdr (assq article nndoc-dissection-alist))) | |
233 | beg) | |
234 | (set-buffer buffer) | |
235 | (erase-buffer) | |
236 | (when entry | |
b092f83d SZ |
237 | (cond |
238 | ((stringp article) nil) | |
239 | (nndoc-generate-article-function | |
240 | (funcall nndoc-generate-article-function article)) | |
241 | (t | |
eec82323 LMI |
242 | (insert-buffer-substring |
243 | nndoc-current-buffer (car entry) (nth 1 entry)) | |
244 | (insert "\n") | |
245 | (setq beg (point)) | |
246 | (insert-buffer-substring | |
247 | nndoc-current-buffer (nth 2 entry) (nth 3 entry)) | |
248 | (goto-char beg) | |
249 | (when nndoc-prepare-body-function | |
250 | (funcall nndoc-prepare-body-function)) | |
251 | (when nndoc-article-transform-function | |
252 | (funcall nndoc-article-transform-function article)) | |
b092f83d | 253 | t)))))) |
eec82323 LMI |
254 | |
255 | (deffoo nndoc-request-group (group &optional server dont-check) | |
256 | "Select news GROUP." | |
257 | (let (number) | |
258 | (cond | |
259 | ((not (nndoc-possibly-change-buffer group server)) | |
260 | (nnheader-report 'nndoc "No such file or buffer: %s" | |
261 | nndoc-address)) | |
262 | (dont-check | |
263 | (nnheader-report 'nndoc "Selected group %s" group) | |
264 | t) | |
265 | ((zerop (setq number (length nndoc-dissection-alist))) | |
266 | (nndoc-close-group group) | |
267 | (nnheader-report 'nndoc "No articles in group %s" group)) | |
268 | (t | |
269 | (nnheader-insert "211 %d %d %d %s\n" number 1 number group))))) | |
270 | ||
271 | (deffoo nndoc-request-type (group &optional article) | |
272 | (cond ((not article) 'unknown) | |
b092f83d SZ |
273 | (nndoc-post-type nndoc-post-type) |
274 | (t 'unknown))) | |
eec82323 LMI |
275 | |
276 | (deffoo nndoc-close-group (group &optional server) | |
277 | (nndoc-possibly-change-buffer group server) | |
278 | (and nndoc-current-buffer | |
279 | (buffer-name nndoc-current-buffer) | |
280 | (kill-buffer nndoc-current-buffer)) | |
281 | (setq nndoc-group-alist (delq (assoc group nndoc-group-alist) | |
282 | nndoc-group-alist)) | |
283 | (setq nndoc-current-buffer nil) | |
284 | (nnoo-close-server 'nndoc server) | |
285 | (setq nndoc-dissection-alist nil) | |
286 | t) | |
287 | ||
288 | (deffoo nndoc-request-list (&optional server) | |
289 | nil) | |
290 | ||
291 | (deffoo nndoc-request-newgroups (date &optional server) | |
292 | nil) | |
293 | ||
294 | (deffoo nndoc-request-list-newsgroups (&optional server) | |
295 | nil) | |
296 | ||
297 | \f | |
298 | ;;; Internal functions. | |
299 | ||
300 | (defun nndoc-possibly-change-buffer (group source) | |
301 | (let (buf) | |
302 | (cond | |
303 | ;; The current buffer is this group's buffer. | |
304 | ((and nndoc-current-buffer | |
305 | (buffer-name nndoc-current-buffer) | |
306 | (eq nndoc-current-buffer | |
307 | (setq buf (cdr (assoc group nndoc-group-alist)))))) | |
308 | ;; We change buffers by taking an old from the group alist. | |
309 | ;; `source' is either a string (a file name) or a buffer object. | |
310 | (buf | |
311 | (setq nndoc-current-buffer buf)) | |
312 | ;; It's a totally new group. | |
313 | ((or (and (bufferp nndoc-address) | |
314 | (buffer-name nndoc-address)) | |
315 | (and (stringp nndoc-address) | |
316 | (file-exists-p nndoc-address) | |
317 | (not (file-directory-p nndoc-address)))) | |
318 | (push (cons group (setq nndoc-current-buffer | |
319 | (get-buffer-create | |
320 | (concat " *nndoc " group "*")))) | |
321 | nndoc-group-alist) | |
322 | (setq nndoc-dissection-alist nil) | |
323 | (save-excursion | |
324 | (set-buffer nndoc-current-buffer) | |
eec82323 | 325 | (erase-buffer) |
b092f83d SZ |
326 | (if (and (stringp nndoc-address) |
327 | (string-match nndoc-binary-file-names nndoc-address)) | |
328 | (let ((coding-system-for-read 'binary)) | |
329 | (mm-insert-file-contents nndoc-address)) | |
330 | (if (stringp nndoc-address) | |
331 | (nnheader-insert-file-contents nndoc-address) | |
332 | (insert-buffer-substring nndoc-address)) | |
333 | (run-hooks 'nndoc-open-document-hook))))) | |
eec82323 LMI |
334 | ;; Initialize the nndoc structures according to this new document. |
335 | (when (and nndoc-current-buffer | |
336 | (not nndoc-dissection-alist)) | |
337 | (save-excursion | |
338 | (set-buffer nndoc-current-buffer) | |
339 | (nndoc-set-delims) | |
6748645f LMI |
340 | (if (eq nndoc-article-type 'mime-parts) |
341 | (nndoc-dissect-mime-parts) | |
342 | (nndoc-dissect-buffer)))) | |
eec82323 LMI |
343 | (unless nndoc-current-buffer |
344 | (nndoc-close-server)) | |
345 | ;; Return whether we managed to select a file. | |
346 | nndoc-current-buffer)) | |
347 | ||
348 | ;;; | |
349 | ;;; Deciding what document type we have | |
350 | ;;; | |
351 | ||
352 | (defun nndoc-set-delims () | |
353 | "Set the nndoc delimiter variables according to the type of the document." | |
354 | (let ((vars '(nndoc-file-begin | |
355 | nndoc-first-article | |
6748645f LMI |
356 | nndoc-article-begin-function |
357 | nndoc-head-begin nndoc-head-end | |
eec82323 LMI |
358 | nndoc-file-end nndoc-article-begin |
359 | nndoc-body-begin nndoc-body-end-function nndoc-body-end | |
360 | nndoc-prepare-body-function nndoc-article-transform-function | |
361 | nndoc-generate-head-function nndoc-body-begin-function | |
b092f83d SZ |
362 | nndoc-head-begin-function |
363 | nndoc-generate-article-function | |
364 | nndoc-dissection-function))) | |
eec82323 LMI |
365 | (while vars |
366 | (set (pop vars) nil))) | |
367 | (let (defs) | |
368 | ;; Guess away until we find the real file type. | |
369 | (while (assq 'guess (setq defs (cdr (assq nndoc-article-type | |
370 | nndoc-type-alist)))) | |
371 | (setq nndoc-article-type (nndoc-guess-type nndoc-article-type))) | |
372 | ;; Set the nndoc variables. | |
373 | (while defs | |
374 | (set (intern (format "nndoc-%s" (caar defs))) | |
375 | (cdr (pop defs)))))) | |
376 | ||
377 | (defun nndoc-guess-type (subtype) | |
378 | (let ((alist nndoc-type-alist) | |
379 | results result entry) | |
380 | (while (and (not result) | |
381 | (setq entry (pop alist))) | |
382 | (when (memq subtype (or (cdr (assq 'subtype entry)) '(guess))) | |
383 | (goto-char (point-min)) | |
16409b0b GM |
384 | ;; Remove blank lines. |
385 | (while (eq (following-char) ?\n) | |
386 | (delete-char 1)) | |
eec82323 LMI |
387 | (when (numberp (setq result (funcall (intern |
388 | (format "nndoc-%s-type-p" | |
389 | (car entry)))))) | |
390 | (push (cons result entry) results) | |
391 | (setq result nil)))) | |
392 | (unless (or result results) | |
393 | (error "Document is not of any recognized type")) | |
394 | (if result | |
395 | (car entry) | |
6748645f | 396 | (cadar (sort results 'car-less-than-car))))) |
eec82323 LMI |
397 | |
398 | ;;; | |
399 | ;;; Built-in type predicates and functions | |
400 | ;;; | |
401 | ||
402 | (defun nndoc-mbox-type-p () | |
403 | (when (looking-at message-unix-mail-delimiter) | |
404 | t)) | |
405 | ||
406 | (defun nndoc-mbox-article-begin () | |
407 | (when (re-search-forward (concat "^" message-unix-mail-delimiter) nil t) | |
408 | (goto-char (match-beginning 0)))) | |
409 | ||
410 | (defun nndoc-mbox-body-end () | |
411 | (let ((beg (point)) | |
412 | len end) | |
413 | (when | |
414 | (save-excursion | |
415 | (and (re-search-backward | |
416 | (concat "^" message-unix-mail-delimiter) nil t) | |
417 | (setq end (point)) | |
418 | (search-forward "\n\n" beg t) | |
419 | (re-search-backward | |
420 | "^Content-Length:[ \t]*\\([0-9]+\\) *$" end t) | |
421 | (setq len (string-to-int (match-string 1))) | |
422 | (search-forward "\n\n" beg t) | |
423 | (unless (= (setq len (+ (point) len)) (point-max)) | |
424 | (and (< len (point-max)) | |
425 | (goto-char len) | |
426 | (looking-at message-unix-mail-delimiter))))) | |
427 | (goto-char len)))) | |
428 | ||
429 | (defun nndoc-mmdf-type-p () | |
430 | (when (looking-at "\^A\^A\^A\^A$") | |
431 | t)) | |
432 | ||
433 | (defun nndoc-news-type-p () | |
434 | (when (looking-at "^Path:.*\n") | |
435 | t)) | |
436 | ||
437 | (defun nndoc-rnews-type-p () | |
438 | (when (looking-at "#! *rnews") | |
439 | t)) | |
440 | ||
441 | (defun nndoc-rnews-body-end () | |
442 | (and (re-search-backward nndoc-article-begin nil t) | |
443 | (forward-line 1) | |
444 | (goto-char (+ (point) (string-to-int (match-string 1)))))) | |
445 | ||
446 | (defun nndoc-babyl-type-p () | |
447 | (when (re-search-forward "\^_\^L *\n" nil t) | |
448 | t)) | |
449 | ||
450 | (defun nndoc-babyl-body-begin () | |
451 | (re-search-forward "^\n" nil t) | |
6748645f | 452 | (when (looking-at "\\*\\*\\* EOOH \\*\\*\\*") |
eec82323 LMI |
453 | (let ((next (or (save-excursion |
454 | (re-search-forward nndoc-article-begin nil t)) | |
455 | (point-max)))) | |
456 | (unless (re-search-forward "^\n" next t) | |
457 | (goto-char next) | |
458 | (forward-line -1) | |
459 | (insert "\n") | |
460 | (forward-line -1))))) | |
461 | ||
462 | (defun nndoc-babyl-head-begin () | |
463 | (when (re-search-forward "^[0-9].*\n" nil t) | |
6748645f | 464 | (when (looking-at "\\*\\*\\* EOOH \\*\\*\\*") |
eec82323 LMI |
465 | (forward-line 1)) |
466 | t)) | |
467 | ||
468 | (defun nndoc-forward-type-p () | |
b092f83d | 469 | (when (and (re-search-forward "^-+ \\(Start of \\)?forwarded message.*\n+" |
16409b0b | 470 | nil t) |
b092f83d | 471 | (looking-at "[\r\n]*[a-zA-Z][a-zA-Z0-9-]*:")) |
eec82323 LMI |
472 | t)) |
473 | ||
474 | (defun nndoc-rfc934-type-p () | |
475 | (when (and (re-search-forward "^-+ Start of forwarded.*\n+" nil t) | |
476 | (not (re-search-forward "^Subject:.*digest" nil t)) | |
477 | (not (re-search-backward "^From:" nil t 2)) | |
478 | (not (re-search-forward "^From:" nil t 2))) | |
479 | t)) | |
480 | ||
b092f83d SZ |
481 | (defun nndoc-mailman-type-p () |
482 | (when (re-search-forward "^--__--__--\n+" nil t) | |
483 | t)) | |
484 | ||
eec82323 LMI |
485 | (defun nndoc-rfc822-forward-type-p () |
486 | (save-restriction | |
487 | (message-narrow-to-head) | |
488 | (when (re-search-forward "^Content-Type: *message/rfc822" nil t) | |
489 | t))) | |
490 | ||
491 | (defun nndoc-rfc822-forward-body-end-function () | |
492 | (goto-char (point-max))) | |
493 | ||
6748645f LMI |
494 | (defun nndoc-mime-parts-type-p () |
495 | (let ((case-fold-search t) | |
496 | (limit (search-forward "\n\n" nil t))) | |
497 | (goto-char (point-min)) | |
498 | (when (and limit | |
16409b0b GM |
499 | (re-search-forward |
500 | (concat "\ | |
501 | ^Content-Type:[ \t]*multipart/[a-z]+ *; *\\(\\(\n[ \t]\\)?.*;\\)*" | |
502 | "\\(\n[ \t]\\)?[ \t]*boundary=\"?[^\"\n]*[^\" \t\n]") | |
503 | limit t)) | |
6748645f LMI |
504 | t))) |
505 | ||
506 | (defun nndoc-transform-mime-parts (article) | |
16409b0b GM |
507 | (let* ((entry (cdr (assq article nndoc-dissection-alist))) |
508 | (headers (nth 5 entry))) | |
509 | (when headers | |
6748645f | 510 | (goto-char (point-min)) |
16409b0b GM |
511 | (insert headers)))) |
512 | ||
513 | (defun nndoc-generate-mime-parts-head (article) | |
514 | (let* ((entry (cdr (assq article nndoc-dissection-alist))) | |
515 | (headers (nth 6 entry))) | |
516 | (save-restriction | |
517 | (narrow-to-region (point) (point)) | |
518 | (insert-buffer-substring | |
519 | nndoc-current-buffer (car entry) (nth 1 entry)) | |
520 | (goto-char (point-max))) | |
521 | (when headers | |
522 | (insert headers)))) | |
6748645f | 523 | |
eec82323 LMI |
524 | (defun nndoc-clari-briefs-type-p () |
525 | (when (let ((case-fold-search nil)) | |
526 | (re-search-forward "^\t[^a-z]+ ([^a-z]+) --" nil t)) | |
527 | t)) | |
528 | ||
529 | (defun nndoc-transform-clari-briefs (article) | |
530 | (goto-char (point-min)) | |
531 | (when (looking-at " *\\*\\(.*\\)\n") | |
532 | (replace-match "" t t)) | |
533 | (nndoc-generate-clari-briefs-head article)) | |
534 | ||
535 | (defun nndoc-generate-clari-briefs-head (article) | |
536 | (let ((entry (cdr (assq article nndoc-dissection-alist))) | |
537 | subject from) | |
538 | (save-excursion | |
539 | (set-buffer nndoc-current-buffer) | |
540 | (save-restriction | |
541 | (narrow-to-region (car entry) (nth 3 entry)) | |
542 | (goto-char (point-min)) | |
543 | (when (looking-at " *\\*\\(.*\\)$") | |
544 | (setq subject (match-string 1)) | |
545 | (when (string-match "[ \t]+$" subject) | |
546 | (setq subject (substring subject 0 (match-beginning 0))))) | |
547 | (when | |
548 | (let ((case-fold-search nil)) | |
549 | (re-search-forward | |
550 | "^\t\\([^a-z]+\\(,[^(]+\\)? ([^a-z]+)\\) --" nil t)) | |
551 | (setq from (match-string 1))))) | |
552 | (insert "From: " "clari@clari.net (" (or from "unknown") ")" | |
553 | "\nSubject: " (or subject "(no subject)") "\n"))) | |
554 | ||
b092f83d SZ |
555 | (defun nndoc-exim-bounce-type-p () |
556 | (and (re-search-forward "^------ This is a copy of the message, including all the headers. ------" nil t) | |
557 | t)) | |
558 | ||
559 | (defun nndoc-exim-bounce-body-end-function () | |
560 | (goto-char (point-max))) | |
561 | ||
16409b0b | 562 | |
eec82323 LMI |
563 | (defun nndoc-mime-digest-type-p () |
564 | (let ((case-fold-search t) | |
565 | boundary-id b-delimiter entry) | |
566 | (when (and | |
567 | (re-search-forward | |
568 | (concat "^Content-Type: *multipart/digest;[ \t\n]*[ \t]" | |
6748645f | 569 | "boundary=\"?\\([^\"\n]*[^\" \t\n]\\)") |
eec82323 LMI |
570 | nil t) |
571 | (match-beginning 1)) | |
572 | (setq boundary-id (match-string 1) | |
16409b0b | 573 | b-delimiter (concat "\n--" boundary-id "[ \t]*$")) |
eec82323 LMI |
574 | (setq entry (assq 'mime-digest nndoc-type-alist)) |
575 | (setcdr entry | |
576 | (list | |
16409b0b | 577 | (cons 'head-begin "^ ?\n") |
eec82323 LMI |
578 | (cons 'head-end "^ ?$") |
579 | (cons 'body-begin "^ ?\n") | |
580 | (cons 'article-begin b-delimiter) | |
581 | (cons 'body-end-function 'nndoc-digest-body-end) | |
b092f83d | 582 | (cons 'file-end (concat "^--" boundary-id "--[ \t]*$")))) |
eec82323 LMI |
583 | t))) |
584 | ||
585 | (defun nndoc-standard-digest-type-p () | |
586 | (when (and (re-search-forward (concat "^" (make-string 70 ?-) "\n\n") nil t) | |
587 | (re-search-forward | |
588 | (concat "\n\n" (make-string 30 ?-) "\n\n") nil t)) | |
589 | t)) | |
590 | ||
591 | (defun nndoc-digest-body-end () | |
592 | (and (re-search-forward nndoc-article-begin nil t) | |
593 | (goto-char (match-beginning 0)))) | |
594 | ||
595 | (defun nndoc-slack-digest-type-p () | |
596 | 0) | |
597 | ||
598 | (defun nndoc-lanl-gov-announce-type-p () | |
599 | (when (let ((case-fold-search nil)) | |
b092f83d | 600 | (re-search-forward "^\\\\\\\\\nPaper\\( (\\*cross-listing\\*)\\)?: [a-zA-Z-\\.]+/[0-9]+" nil t)) |
eec82323 LMI |
601 | t)) |
602 | ||
603 | (defun nndoc-transform-lanl-gov-announce (article) | |
604 | (goto-char (point-max)) | |
b092f83d SZ |
605 | (when (re-search-backward "^\\\\\\\\ +( *\\([^ ]*\\) , *\\([^ ]*\\))" nil t) |
606 | (replace-match "\n\nGet it at \\1 (\\2)" t nil)) | |
607 | (goto-char (point-min)) | |
608 | (while (re-search-forward "^\\\\\\\\$" nil t) | |
609 | (replace-match "" t nil)) | |
610 | (goto-char (point-min)) | |
611 | (when (re-search-forward "^replaced with revised version +\\(.*[^ ]\\) +" nil t) | |
612 | (replace-match "Date: \\1 (revised) " t nil)) | |
613 | (goto-char (point-min)) | |
614 | (unless (re-search-forward "^From" nil t) | |
615 | (goto-char (point-min)) | |
616 | (when (re-search-forward "^Authors?: \\(.*\\)" nil t) | |
617 | (goto-char (point-min)) | |
618 | (insert "From: " (match-string 1) "\n")))) | |
eec82323 LMI |
619 | |
620 | (defun nndoc-generate-lanl-gov-head (article) | |
621 | (let ((entry (cdr (assq article nndoc-dissection-alist))) | |
b092f83d SZ |
622 | (from "<no address given>") |
623 | subject date) | |
eec82323 LMI |
624 | (save-excursion |
625 | (set-buffer nndoc-current-buffer) | |
626 | (save-restriction | |
b092f83d SZ |
627 | (narrow-to-region (car entry) (nth 1 entry)) |
628 | (goto-char (point-min)) | |
629 | (when (looking-at "^Paper.*: \\([a-zA-Z-\\.]+/[0-9]+\\)") | |
630 | (setq subject (concat " (" (match-string 1) ")")) | |
631 | (when (re-search-forward "^From: \\(.*\\)" nil t) | |
632 | (setq from (concat "<" | |
a1506d29 | 633 | (cadr (funcall gnus-extract-address-components |
b092f83d SZ |
634 | (match-string 1))) ">"))) |
635 | (if (re-search-forward "^Date: +\\([^(]*\\)" nil t) | |
636 | (setq date (match-string 1)) | |
637 | (when (re-search-forward "^replaced with revised version +\\([^(]*\\)" nil t) | |
638 | (setq date (match-string 1)))) | |
639 | (when (re-search-forward "^Title: \\([^\f]*\\)\nAuthors?: \\(.*\\)" | |
640 | nil t) | |
641 | (setq subject (concat (match-string 1) subject)) | |
642 | (setq from (concat (match-string 2) " " from)))))) | |
eec82323 LMI |
643 | (while (and from (string-match "(\[^)\]*)" from)) |
644 | (setq from (replace-match "" t t from))) | |
645 | (insert "From: " (or from "unknown") | |
b092f83d SZ |
646 | "\nSubject: " (or subject "(no subject)") "\n") |
647 | (if date (insert "Date: " date)))) | |
eec82323 | 648 | |
16409b0b GM |
649 | (defun nndoc-nsmail-type-p () |
650 | (when (looking-at "From - ") | |
651 | t)) | |
652 | ||
653 | (defun nndoc-outlook-article-begin () | |
654 | (prog1 (re-search-forward "From:\\|Received:" nil t) | |
655 | (goto-char (match-beginning 0)))) | |
656 | ||
657 | (defun nndoc-outlook-type-p () | |
658 | ;; FIXME: Is JMF the magic of outlook mailbox? -- ShengHuo. | |
659 | (looking-at "JMF")) | |
660 | ||
b092f83d SZ |
661 | (defun nndoc-oe-dbx-type-p () |
662 | (looking-at (mm-string-as-multibyte "\317\255\022\376"))) | |
663 | ||
664 | (defun nndoc-read-little-endian () | |
665 | (+ (prog1 (char-after) (forward-char 1)) | |
666 | (lsh (prog1 (char-after) (forward-char 1)) 8) | |
667 | (lsh (prog1 (char-after) (forward-char 1)) 16) | |
668 | (lsh (prog1 (char-after) (forward-char 1)) 24))) | |
669 | ||
670 | (defun nndoc-oe-dbx-decode-block () | |
671 | (list | |
672 | (nndoc-read-little-endian) ;; this address | |
673 | (nndoc-read-little-endian) ;; next address offset | |
674 | (nndoc-read-little-endian) ;; blocksize | |
675 | (nndoc-read-little-endian))) ;; next address | |
676 | ||
677 | (defun nndoc-oe-dbx-dissection () | |
678 | (let ((i 0) blk p tp) | |
679 | (goto-char 60117) ;; 0x0000EAD4+1 | |
680 | (setq p (point)) | |
681 | (unless (eobp) | |
682 | (setq blk (nndoc-oe-dbx-decode-block))) | |
683 | (while (and blk (> (car blk) 0) (or (zerop (nth 3 blk)) | |
684 | (> (nth 3 blk) p))) | |
685 | (push (list (incf i) p nil nil nil 0) nndoc-dissection-alist) | |
686 | (while (and (> (car blk) 0) (> (nth 3 blk) p)) | |
687 | (goto-char (1+ (nth 3 blk))) | |
688 | (setq blk (nndoc-oe-dbx-decode-block))) | |
689 | (if (or (<= (car blk) p) | |
690 | (<= (nth 1 blk) 0) | |
691 | (not (zerop (nth 3 blk)))) | |
692 | (setq blk nil) | |
693 | (setq tp (+ (car blk) (nth 1 blk) 17)) | |
694 | (if (or (<= tp p) (>= tp (point-max))) | |
695 | (setq blk nil) | |
696 | (goto-char tp) | |
697 | (setq p tp | |
698 | blk (nndoc-oe-dbx-decode-block))))))) | |
699 | ||
700 | (defun nndoc-oe-dbx-generate-article (article &optional head) | |
701 | (let ((entry (cdr (assq article nndoc-dissection-alist))) | |
702 | (cur (current-buffer)) | |
703 | (begin (point)) | |
704 | blk p) | |
705 | (with-current-buffer nndoc-current-buffer | |
706 | (setq p (car entry)) | |
707 | (while (> p (point-min)) | |
708 | (goto-char p) | |
709 | (setq blk (nndoc-oe-dbx-decode-block)) | |
710 | (setq p (point)) | |
711 | (with-current-buffer cur | |
712 | (insert-buffer-substring nndoc-current-buffer p (+ p (nth 2 blk)))) | |
713 | (setq p (1+ (nth 3 blk))))) | |
714 | (goto-char begin) | |
715 | (while (re-search-forward "\r$" nil t) | |
716 | (delete-backward-char 1)) | |
717 | (when head | |
718 | (goto-char begin) | |
719 | (when (search-forward "\n\n" nil t) | |
720 | (setcar (cddddr entry) (count-lines (point) (point-max))) | |
721 | (delete-region (1- (point)) (point-max)))) | |
722 | t)) | |
723 | ||
724 | (defun nndoc-oe-dbx-generate-head (article) | |
725 | (nndoc-oe-dbx-generate-article article 'head)) | |
726 | ||
727 | (defun nndoc-mail-in-mail-type-p () | |
728 | (let (found) | |
729 | (save-excursion | |
730 | (catch 'done | |
731 | (while (re-search-forward "\n\n[-A-Za-z0-9]+:" nil t) | |
732 | (setq found 0) | |
733 | (forward-line) | |
734 | (while (looking-at "[ \t]\\|[-A-Za-z0-9]+:") | |
735 | (if (looking-at "[-A-Za-z0-9]+:") | |
736 | (setq found (1+ found))) | |
737 | (forward-line)) | |
738 | (if (and (> found 0) (looking-at "\n")) | |
739 | (throw 'done 9999))) | |
740 | nil)))) | |
741 | ||
742 | (defun nndoc-mail-in-mail-article-begin () | |
743 | (let (point found) | |
744 | (if (catch 'done | |
745 | (while (re-search-forward "\n\n\\([-A-Za-z0-9]+:\\)" nil t) | |
746 | (setq found 0) | |
747 | (setq point (match-beginning 1)) | |
748 | (forward-line) | |
749 | (while (looking-at "[ \t]\\|[-A-Za-z0-9]+:") | |
750 | (if (looking-at "[-A-Za-z0-9]+:") | |
751 | (setq found (1+ found))) | |
752 | (forward-line)) | |
753 | (if (and (> found 0) (looking-at "\n")) | |
754 | (throw 'done t))) | |
755 | nil) | |
756 | (goto-char point)))) | |
757 | ||
6748645f LMI |
758 | (deffoo nndoc-request-accept-article (group &optional server last) |
759 | nil) | |
760 | ||
eec82323 LMI |
761 | ;;; |
762 | ;;; Functions for dissecting the documents | |
763 | ;;; | |
764 | ||
765 | (defun nndoc-search (regexp) | |
766 | (prog1 | |
767 | (re-search-forward regexp nil t) | |
768 | (beginning-of-line))) | |
769 | ||
770 | (defun nndoc-dissect-buffer () | |
771 | "Go through the document and partition it into heads/bodies/articles." | |
772 | (let ((i 0) | |
773 | (first t) | |
774 | head-begin head-end body-begin body-end) | |
775 | (setq nndoc-dissection-alist nil) | |
776 | (save-excursion | |
777 | (set-buffer nndoc-current-buffer) | |
778 | (goto-char (point-min)) | |
16409b0b GM |
779 | ;; Remove blank lines. |
780 | (while (eq (following-char) ?\n) | |
781 | (delete-char 1)) | |
b092f83d SZ |
782 | (if nndoc-dissection-function |
783 | (funcall nndoc-dissection-function) | |
784 | ;; Find the beginning of the file. | |
785 | (when nndoc-file-begin | |
786 | (nndoc-search nndoc-file-begin)) | |
787 | ;; Go through the file. | |
788 | (while (if (and first nndoc-first-article) | |
789 | (nndoc-search nndoc-first-article) | |
790 | (nndoc-article-begin)) | |
791 | (setq first nil) | |
792 | (cond (nndoc-head-begin-function | |
793 | (funcall nndoc-head-begin-function)) | |
794 | (nndoc-head-begin | |
795 | (nndoc-search nndoc-head-begin))) | |
796 | (if (or (eobp) | |
797 | (and nndoc-file-end | |
798 | (looking-at nndoc-file-end))) | |
799 | (goto-char (point-max)) | |
800 | (setq head-begin (point)) | |
801 | (nndoc-search (or nndoc-head-end "^$")) | |
802 | (setq head-end (point)) | |
803 | (if nndoc-body-begin-function | |
804 | (funcall nndoc-body-begin-function) | |
805 | (nndoc-search (or nndoc-body-begin "^\n"))) | |
806 | (setq body-begin (point)) | |
807 | (or (and nndoc-body-end-function | |
808 | (funcall nndoc-body-end-function)) | |
809 | (and nndoc-body-end | |
810 | (nndoc-search nndoc-body-end)) | |
811 | (nndoc-article-begin) | |
812 | (progn | |
813 | (goto-char (point-max)) | |
814 | (when nndoc-file-end | |
815 | (and (re-search-backward nndoc-file-end nil t) | |
816 | (beginning-of-line))))) | |
817 | (setq body-end (point)) | |
818 | (push (list (incf i) head-begin head-end body-begin body-end | |
819 | (count-lines body-begin body-end)) | |
820 | nndoc-dissection-alist))))))) | |
eec82323 LMI |
821 | |
822 | (defun nndoc-article-begin () | |
823 | (if nndoc-article-begin-function | |
824 | (funcall nndoc-article-begin-function) | |
825 | (ignore-errors | |
826 | (nndoc-search nndoc-article-begin)))) | |
827 | ||
828 | (defun nndoc-unquote-dashes () | |
829 | "Unquote quoted non-separators in digests." | |
830 | (while (re-search-forward "^- -"nil t) | |
831 | (replace-match "-" t t))) | |
832 | ||
6748645f LMI |
833 | ;; Against compiler warnings. |
834 | (defvar nndoc-mime-split-ordinal) | |
835 | ||
836 | (defun nndoc-dissect-mime-parts () | |
837 | "Go through a MIME composite article and partition it into sub-articles. | |
838 | When a MIME entity contains sub-entities, dissection produces one article for | |
839 | the header of this entity, and one article per sub-entity." | |
840 | (setq nndoc-dissection-alist nil | |
841 | nndoc-mime-split-ordinal 0) | |
842 | (save-excursion | |
843 | (set-buffer nndoc-current-buffer) | |
16409b0b GM |
844 | (nndoc-dissect-mime-parts-sub (point-min) (point-max) nil nil nil))) |
845 | ||
846 | (defun nndoc-dissect-mime-parts-sub (head-begin body-end article-insert | |
847 | position parent) | |
848 | "Dissect an entity, within a composite MIME message. | |
849 | The complete message or MIME entity extends from HEAD-BEGIN to BODY-END. | |
850 | ARTICLE-INSERT should be added at beginning for generating a full article. | |
6748645f LMI |
851 | The string POSITION holds a dotted decimal representation of the article |
852 | position in the hierarchical structure, it is nil for the outer entity. | |
16409b0b GM |
853 | PARENT is the message-ID of the parent summary line, or nil for none." |
854 | (let ((case-fold-search t) | |
855 | (message-id (nnmail-message-id)) | |
856 | head-end body-begin summary-insert message-rfc822 multipart-any | |
857 | subject content-type type subtype boundary-regexp) | |
858 | ;; Gracefully handle a missing body. | |
859 | (goto-char head-begin) | |
2e36fdce DL |
860 | (if (or (and (eq (char-after) ?\n) (or (forward-char 1) t)) |
861 | (search-forward "\n\n" body-end t)) | |
16409b0b GM |
862 | (setq head-end (1- (point)) |
863 | body-begin (point)) | |
864 | (setq head-end body-end | |
865 | body-begin body-end)) | |
866 | (narrow-to-region head-begin head-end) | |
867 | ;; Save MIME attributes. | |
868 | (goto-char head-begin) | |
869 | (setq content-type (message-fetch-field "Content-Type")) | |
870 | (when content-type | |
871 | (when (string-match | |
872 | "^ *\\([^ \t\n/;]+\\)/\\([^ \t\n/;]+\\)" content-type) | |
873 | (setq type (downcase (match-string 1 content-type)) | |
874 | subtype (downcase (match-string 2 content-type)) | |
875 | message-rfc822 (and (string= type "message") | |
876 | (string= subtype "rfc822")) | |
877 | multipart-any (string= type "multipart"))) | |
878 | (when (string-match ";[ \t\n]*name=\\([^ \t\n;]+\\)" content-type) | |
879 | (setq subject (match-string 1 content-type))) | |
880 | (when (string-match "boundary=\"?\\([^\"\n]*[^\" \t\n]\\)" content-type) | |
881 | (setq boundary-regexp (concat "^--" | |
882 | (regexp-quote | |
883 | (match-string 1 content-type)) | |
884 | "\\(--\\)?[ \t]*\n")))) | |
885 | (unless subject | |
886 | (when (or multipart-any (not article-insert)) | |
887 | (setq subject (message-fetch-field "Subject")))) | |
888 | (unless type | |
889 | (setq type "text" | |
890 | subtype "plain")) | |
891 | ;; Prepare the article and summary inserts. | |
892 | (unless article-insert | |
893 | (setq article-insert (buffer-substring (point-min) (point-max)) | |
894 | head-end head-begin)) | |
b092f83d SZ |
895 | ;; Fix MIME-Version |
896 | (unless (string-match "MIME-Version:" article-insert) | |
897 | (setq article-insert | |
898 | (concat article-insert "MIME-Version: 1.0\n"))) | |
16409b0b GM |
899 | (setq summary-insert article-insert) |
900 | ;; - summary Subject. | |
901 | (setq summary-insert | |
902 | (let ((line (concat "Subject: <" position | |
903 | (and position multipart-any ".") | |
904 | (and multipart-any "*") | |
905 | (and (or position multipart-any) " ") | |
906 | (cond ((string= subtype "plain") type) | |
907 | ((string= subtype "basic") type) | |
908 | (t subtype)) | |
909 | ">" | |
910 | (and subject " ") | |
911 | subject | |
912 | "\n"))) | |
913 | (if (string-match "Subject:.*\n\\([ \t].*\n\\)*" summary-insert) | |
914 | (replace-match line t t summary-insert) | |
915 | (concat summary-insert line)))) | |
916 | ;; - summary Message-ID. | |
917 | (setq summary-insert | |
918 | (let ((line (concat "Message-ID: " message-id "\n"))) | |
919 | (if (string-match "Message-ID:.*\n\\([ \t].*\n\\)*" summary-insert) | |
920 | (replace-match line t t summary-insert) | |
921 | (concat summary-insert line)))) | |
922 | ;; - summary References. | |
923 | (when parent | |
924 | (setq summary-insert | |
925 | (let ((line (concat "References: " parent "\n"))) | |
926 | (if (string-match "References:.*\n\\([ \t].*\n\\)*" | |
927 | summary-insert) | |
928 | (replace-match line t t summary-insert) | |
929 | (concat summary-insert line))))) | |
930 | ;; Generate dissection information for this entity. | |
931 | (push (list (incf nndoc-mime-split-ordinal) | |
932 | head-begin head-end body-begin body-end | |
933 | (count-lines body-begin body-end) | |
934 | article-insert summary-insert) | |
935 | nndoc-dissection-alist) | |
936 | ;; Recurse for all sub-entities, if any. | |
937 | (widen) | |
938 | (cond | |
939 | (message-rfc822 | |
940 | (save-excursion | |
941 | (nndoc-dissect-mime-parts-sub body-begin body-end nil | |
942 | position message-id))) | |
943 | ((and multipart-any boundary-regexp) | |
944 | (let ((part-counter 0) | |
945 | part-begin part-end eof-flag) | |
946 | (while (string-match "\ | |
947 | ^\\(Lines\\|Content-\\(Type\\|Transfer-Encoding\\|Disposition\\)\\):.*\n\\([ \t].*\n\\)*" | |
948 | article-insert) | |
949 | (setq article-insert (replace-match "" t t article-insert))) | |
950 | (let ((case-fold-search nil)) | |
951 | (goto-char body-begin) | |
952 | (setq eof-flag (not (re-search-forward boundary-regexp body-end t))) | |
6748645f | 953 | (while (not eof-flag) |
16409b0b GM |
954 | (setq part-begin (point)) |
955 | (cond ((re-search-forward boundary-regexp body-end t) | |
6748645f LMI |
956 | (or (not (match-string 1)) |
957 | (string= (match-string 1) "") | |
958 | (setq eof-flag t)) | |
959 | (forward-line -1) | |
16409b0b | 960 | (setq part-end (point)) |
6748645f | 961 | (forward-line 1)) |
16409b0b | 962 | (t (setq part-end body-end |
6748645f | 963 | eof-flag t))) |
16409b0b GM |
964 | (save-excursion |
965 | (nndoc-dissect-mime-parts-sub | |
966 | part-begin part-end article-insert | |
967 | (concat position | |
968 | (and position ".") | |
969 | (format "%d" (incf part-counter))) | |
970 | message-id))))))))) | |
6748645f | 971 | |
eec82323 LMI |
972 | ;;;###autoload |
973 | (defun nndoc-add-type (definition &optional position) | |
974 | "Add document DEFINITION to the list of nndoc document definitions. | |
975 | If POSITION is nil or `last', the definition will be added | |
976 | as the last checked definition, if t or `first', add as the | |
977 | first definition, and if any other symbol, add after that | |
978 | symbol in the alist." | |
979 | ;; First remove any old instances. | |
6748645f | 980 | (gnus-pull (car definition) nndoc-type-alist) |
eec82323 LMI |
981 | ;; Then enter the new definition in the proper place. |
982 | (cond | |
983 | ((or (null position) (eq position 'last)) | |
984 | (setq nndoc-type-alist (nconc nndoc-type-alist (list definition)))) | |
985 | ((or (eq position t) (eq position 'first)) | |
986 | (push definition nndoc-type-alist)) | |
987 | (t | |
988 | (let ((list (memq (assq position nndoc-type-alist) | |
989 | nndoc-type-alist))) | |
990 | (unless list | |
991 | (error "No such position: %s" position)) | |
992 | (setcdr list (cons definition (cdr list))))))) | |
993 | ||
994 | (provide 'nndoc) | |
995 | ||
ab5796a9 | 996 | ;;; arch-tag: f5c2970e-0387-47ac-a0b3-6cc317dffabe |
eec82323 | 997 | ;;; nndoc.el ends here |