tm 7.63.
[elisp/tm.git] / gnus / tm-sgnus.el
1 ;;;
2 ;;; tm-sgnus.el --- tm-gnus module for September Gnus
3 ;;;
4 ;;; Copyright (C) 1995 Free Software Foundation, Inc.
5 ;;; Copyright (C) 1995,1996 MORIOKA Tomohiko
6 ;;;
7 ;;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
8 ;;; Maintainer: MORIOKA Tomohiko <morioka@jaist.ac.jp>
9 ;;; Created: 1995/09/24
10 ;;; Version: $Revision: 7.61 $
11 ;;; Keywords: news, MIME, multimedia, multilingual, encoded-word
12 ;;;
13 ;;; This file is part of tm (Tools for MIME).
14 ;;;
15 ;;; This program is free software; you can redistribute it and/or
16 ;;; modify it under the terms of the GNU General Public License as
17 ;;; published by the Free Software Foundation; either version 2, or
18 ;;; (at your option) any later version.
19 ;;;
20 ;;; This program is distributed in the hope that it will be useful,
21 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
22 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
23 ;;; General Public License for more details.
24 ;;;
25 ;;; You should have received a copy of the GNU General Public License
26 ;;; along with This program.  If not, write to the Free Software
27 ;;; Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
28 ;;;
29 ;;; Code:
30
31 (require 'tl-str)
32 (require 'tl-list)
33 (require 'tl-misc)
34 (require 'tm-view)
35 (require 'gnus)
36
37 (eval-when-compile (require 'cl))
38
39
40 ;;; @ version
41 ;;;
42
43 (defconst tm-gnus/RCS-ID
44   "$Id: tm-sgnus.el,v 7.61 1996/05/20 15:29:30 morioka Exp $")
45
46 (defconst tm-gnus/version
47   (concat (get-version-string tm-gnus/RCS-ID) " for September"))
48
49
50 ;;; @ variables
51 ;;;
52
53 (defvar tm-gnus/automatic-mime-preview t
54   "*If non-nil, show MIME processed article.
55 This variable is set to `gnus-show-mime'.")
56
57 (setq gnus-show-mime tm-gnus/automatic-mime-preview)
58
59
60 ;;; @ command functions
61 ;;;
62
63 (defun tm-gnus/view-message (arg)
64   "MIME decode and play this message."
65   (interactive "P")
66   (let ((gnus-break-pages nil))
67     (gnus-summary-select-article t t)
68     )
69   (pop-to-buffer gnus-original-article-buffer t)
70   (let (buffer-read-only)
71     (if (text-property-any (point-min) (point-max) 'invisible t)
72         (remove-text-properties (point-min) (point-max)
73                                 gnus-hidden-properties)
74       ))
75   (mime/viewer-mode nil nil nil gnus-original-article-buffer
76                     gnus-article-buffer)
77   )
78
79 (defun tm-gnus/summary-scroll-down ()
80   "Scroll down one line current article."
81   (interactive)
82   (gnus-summary-scroll-up -1)
83   )
84
85 (defun tm-gnus/summary-toggle-header (&optional arg)
86   (interactive "P")
87   (if tm-gnus/automatic-mime-preview
88       (let* ((hidden
89               (save-excursion
90                 (set-buffer gnus-article-buffer)
91                 (text-property-any 
92                  (goto-char (point-min)) (search-forward "\n\n")
93                  'invisible t)
94                 ))
95              (mime-viewer/redisplay t)
96              )
97         (gnus-summary-select-article hidden t)
98         )
99     (gnus-summary-toggle-header arg))
100   )
101
102 (define-key gnus-summary-mode-map "v" (function tm-gnus/view-message))
103 (define-key gnus-summary-mode-map
104   "\e\r" (function tm-gnus/summary-scroll-down))
105 (substitute-key-definition
106  'gnus-summary-toggle-header
107  'tm-gnus/summary-toggle-header gnus-summary-mode-map)
108
109
110 ;;; @ for tm-view
111 ;;;
112
113 (defun tm-gnus/content-header-filter ()
114   (goto-char (point-min))
115   (mime-preview/cut-header)
116   (mime-charset-decode-region (point-min)(point-max)
117                               mime/default-coding-system)
118   (mime/decode-message-header)
119   )
120
121 (set-alist 'mime-viewer/content-header-filter-alist
122            'gnus-original-article-mode
123            (function tm-gnus/content-header-filter))
124
125 (set-alist 'mime-viewer/code-converter-alist
126            'gnus-original-article-mode
127            (function mime-charset-decode-region))
128
129 (defun mime-viewer/quitting-method-for-sgnus ()
130   (if (not gnus-show-mime)
131       (mime-viewer/kill-buffer))
132   (delete-other-windows)
133   (gnus-article-show-summary)
134   (if (or (not gnus-show-mime)
135           (null gnus-have-all-headers))
136       (gnus-summary-select-article nil t)
137     ))
138
139 (set-alist 'mime-viewer/quitting-method-alist
140            'gnus-original-article-mode
141            (function mime-viewer/quitting-method-for-sgnus))
142 (set-alist 'mime-viewer/show-summary-method
143            'gnus-original-article-mode
144            (function mime-viewer/quitting-method-for-sgnus))
145
146
147 ;;; @ for tm-partial
148 ;;;
149
150 (defun tm-gnus/partial-preview-function ()
151   (tm-gnus/view-message (gnus-summary-article-number))
152   )
153
154 (call-after-loaded
155  'tm-partial
156  (lambda ()
157    (set-atype 'mime/content-decoding-condition
158               '((type . "message/partial")
159                 (method . mime-article/grab-message/partials)
160                 (major-mode . gnus-original-article-mode)
161                 (summary-buffer-exp . gnus-summary-buffer)
162                 ))
163    (set-alist 'tm-partial/preview-article-method-alist
164               'gnus-original-article-mode
165               'tm-gnus/partial-preview-function)
166    ))
167
168
169 ;;; @ article filter
170 ;;;
171
172 (defun tm-gnus/article-reset-variable ()
173   (setq tm-gnus/automatic-mime-preview nil)
174   )
175
176 (add-hook 'gnus-article-prepare-hook 'tm-gnus/article-reset-variable)
177
178 (defun tm-gnus/preview-article ()
179   (make-local-variable 'tm:mother-button-dispatcher)
180   (setq tm:mother-button-dispatcher
181         (function gnus-article-push-button))
182   (let ((mime-viewer/ignored-field-regexp "^:$")
183         (mime/default-coding-system
184          (save-excursion
185            (set-buffer gnus-summary-buffer)
186            mime/default-coding-system)))
187     (mime/viewer-mode nil nil nil gnus-original-article-buffer
188                       gnus-article-buffer)
189     )
190   (setq tm-gnus/automatic-mime-preview t)
191   (run-hooks 'tm-gnus/article-prepare-hook)
192   )
193
194 (setq gnus-show-mime-method (function tm-gnus/preview-article))
195
196 (defun tm-gnus/article-decode-encoded-word ()
197   (character-decode-region (point-min)(point-max)
198                            (save-excursion
199                              (set-buffer gnus-summary-buffer)
200                              mime/default-coding-system))
201   (mime/decode-message-header)
202   (run-hooks 'tm-gnus/article-prepare-hook)
203   )
204
205 (setq gnus-decode-encoded-word-method
206       (function tm-gnus/article-decode-encoded-word))
207
208
209 ;;; @ for MULE
210 ;;;
211
212 (defvar gnus-newsgroup-default-coding-system-alist nil)
213
214 (defun gnus-set-newsgroup-default-coding-system (ng cs)
215   "Define CS as default coding system for newsgroup NG."
216   (set-alist 'gnus-newsgroup-default-coding-system-alist
217              (concat "^" (regexp-quote ng) "\\($\\|\\.\\)")
218              cs))
219
220 (cond
221  ((featurep 'mule)
222   (cond ((boundp 'MULE)
223          (define-service-coding-system gnus-nntp-service nil *noconv*)
224          (if (and (boundp 'nntp-server-process)
225                   (processp nntp-server-process)
226                   )
227              (set-process-coding-system nntp-server-process *noconv* *noconv*)
228            )
229          )
230         (running-xemacs-20
231          (if (and (boundp 'nntp-server-process)
232                   (processp nntp-server-process)
233                   )
234              (set-process-input-coding-system nntp-server-process 'noconv)
235            )
236          ))
237   (call-after-loaded
238    'nnheader
239    (lambda ()
240      (defun nnheader-find-file-noselect (filename &optional nowarn rawfile)
241        (let ((file-coding-system-for-read *noconv*))
242          (find-file-noselect filename nowarn rawfile)
243          ))
244      (defun nnheader-insert-raw-file-contents
245        (filename &optional visit beg end replace)
246        (let ((file-coding-system-for-read *noconv*))
247          (insert-file-contents filename visit beg end replace)
248          ))
249      ;;(fset 'nnheader-raw-write-region 'si:write-region)
250      ))
251   (defun tm-gnus/prepare-save-mail-function ()
252     (setq file-coding-system *noconv*)
253     )
254   (add-hook 'nnmail-prepare-save-mail-hook
255             'tm-gnus/prepare-save-mail-function)
256   
257   (gnus-set-newsgroup-default-coding-system "alt.chinese.text"      *hz*)
258   (gnus-set-newsgroup-default-coding-system "alt.chinese.text.big5" *big5*)
259   (gnus-set-newsgroup-default-coding-system "han"    *euc-kr*)
260   (and (boundp '*koi8*)
261        (gnus-set-newsgroup-default-coding-system "relcom" *koi8*))
262   ))
263
264
265 ;;; @ summary filter
266 ;;;
267
268 (defun tm-gnus/decode-summary-from-and-subjects ()
269   (let ((rest gnus-newsgroup-default-coding-system-alist)
270         cell)
271     (catch 'tag
272       (while (setq cell (car rest))
273         (if (string-match (car cell) gnus-newsgroup-name)
274             (throw 'tag
275                    (progn
276                      (make-local-variable 'mime/default-coding-system)
277                      (setq mime/default-coding-system (cdr cell))
278                      )))
279         (setq rest (cdr rest))
280         )))
281   (mapcar
282    (lambda (header)
283      (let ((from (or (mail-header-from header) ""))
284            (subj (or (mail-header-subject header) ""))
285            (method (car gnus-current-select-method))
286            )
287        (if (eq method 'nntp)
288            (progn
289              (setq from
290                    (character-decode-string from mime/default-coding-system))
291              (setq subj
292                    (character-decode-string subj mime/default-coding-system))
293              ))
294        (mail-header-set-from
295         header (mime-eword/decode-string from))
296        (mail-header-set-subject
297         header (mime-eword/decode-string subj))
298        ))
299    gnus-newsgroup-headers))
300      
301 (or (boundp 'nnheader-encoded-words-decoding)
302     (add-hook 'gnus-select-group-hook
303               'tm-gnus/decode-summary-from-and-subjects)
304     )
305
306
307 ;;; @ for BBDB
308 ;;;
309
310 (call-after-loaded
311  'bbdb
312  (lambda ()
313    (require 'tm-bbdb)
314    ))
315
316 (autoload 'tm-bbdb/update-record "tm-bbdb")
317
318 (defun tm-gnus/bbdb-setup ()
319   (if (memq 'bbdb/gnus-update-record gnus-article-prepare-hook)
320       (progn
321         (remove-hook 'gnus-article-prepare-hook 'bbdb/gnus-update-record)
322         (add-hook 'gnus-article-display-hook 'tm-bbdb/update-record)
323         )))
324
325 (add-hook 'gnus-startup-hook 'tm-gnus/bbdb-setup t)
326
327 (tm-gnus/bbdb-setup)
328
329
330 ;;; @ end
331 ;;;
332
333 (provide 'tm-sgnus)
334
335 ;;; tm-sgnus.el ends here