1 ;;; mime-def.el --- definition module for SEMI
3 ;; Copyright (C) 1995,1996,1997 Free Software Foundation, Inc.
5 ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
6 ;; Version: $Id: mime-def.el,v 0.49 1997-05-09 01:17:55 morioka Exp $
7 ;; Keywords: definition, MIME, multimedia, mail, news
9 ;; This file is part of SEMI (SEMI is Emacs MIME Interfaces).
11 ;; This program is free software; you can redistribute it and/or
12 ;; modify it under the terms of the GNU General Public License as
13 ;; published by the Free Software Foundation; either version 2, or (at
14 ;; your option) any later version.
16 ;; This program is distributed in the hope that it will be useful, but
17 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 ;; General Public License for more details.
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.
35 (defvar mime/use-multi-frame
36 (and (>= emacs-major-version 19) window-system))
38 (defvar mime/find-file-function
39 (if mime/use-multi-frame
40 (function find-file-other-frame)
48 (defconst mime-echo-buffer-name "*MIME-echo*"
49 "Name of buffer to display MIME-playing information.")
51 (defconst mime/temp-buffer-name " *MIME-temp*")
54 ;;; @ definitions about MIME
57 (defconst mime/tspecials "][\000-\040()<>@,\;:\\\"/?.=")
58 (defconst mime/token-regexp (concat "[^" mime/tspecials "]+"))
59 (defconst mime-charset-regexp mime/token-regexp)
61 (defconst mime/content-type-subtype-regexp
62 (concat mime/token-regexp "/" mime/token-regexp))
64 (defconst mime/disposition-type-regexp mime/token-regexp)
70 (defvar mime-button-face 'bold
71 "Face used for content-button or URL-button of MIME-Preview buffer.")
73 (defvar mime-button-mouse-face 'highlight
74 "Face used for MIME-preview buffer mouse highlighting.")
76 (defsubst mime-add-button (from to func &optional data)
77 "Create a button between FROM and TO with callback FUNC and data DATA."
79 (overlay-put (make-overlay from to) 'face mime-button-face))
80 (let ((props (cons 'mime-button-callback
83 (list 'mime-button-data data)
85 (if mime-button-mouse-face
86 (setq props (cons 'mouse-face (cons mime-button-mouse-face props)))
88 (add-text-properties from to props)
91 (defvar mime-button-mother-dispatcher nil)
93 (defun mime-button-dispatcher (event)
94 "Select the button under point."
96 (let (buf point func data)
97 (save-window-excursion
98 (mouse-set-point event)
99 (setq buf (current-buffer)
101 func (get-text-property (point) 'mime-button-callback)
102 data (get-text-property (point) 'mime-button-data)
110 (if (fboundp mime-button-mother-dispatcher)
111 (funcall mime-button-mother-dispatcher event)
119 (defvar pgp-function-alist
122 (verify mc-verify "mc-toplev")
123 (decrypt mc-decrypt "mc-toplev")
124 (fetch-key mc-pgp-fetch-key "mc-pgp")
125 (snarf-keys mc-snarf-keys "mc-toplev")
127 (mime-sign mime-mc-pgp-sign-region "mime-mc")
128 (traditional-sign mc-pgp-sign-region "mc-pgp")
129 (encrypt mime-mc-pgp-encrypt-region "mime-mc")
130 (insert-key mc-insert-public-key "mc-toplev")
132 "Alist of service names vs. corresponding functions and its filenames.
133 Each element looks like (SERVICE FUNCTION FILE).
135 SERVICE is a symbol of PGP processing. It allows `verify', `decrypt',
136 `fetch-key', `snarf-keys', `mime-sign', `traditional-sign', `encrypt'
139 Function is a symbol of function to do specified SERVICE.
141 FILE is string of filename which has definition of corresponding
144 (defmacro pgp-function (method)
145 "Return function to do service METHOD."
146 (` (car (cdr (assq (, method) (symbol-value 'pgp-function-alist)))))
151 (autoload (second method)(third method))
156 ;;; @ method selector kernel
164 (defun field-unifier-for-mode (a b)
177 (defsubst regexp-or (&rest args)
178 (concat "\\(" (mapconcat (function identity) args "\\|") "\\)"))
180 (defun tm:set-fields (sym field-list &optional regexp-sym)
183 (let ((name (symbol-name sym)))
185 (concat (if (string-match "\\(.*\\)-list" name)
186 (substring name 0 (match-end 1))
193 (concat "^" (apply (function regexp-or) field-list) ":"))
196 (defun tm:add-fields (sym field-list &optional regexp-sym)
199 (let ((name (symbol-name sym)))
201 (concat (if (string-match "\\(.*\\)-list" name)
202 (substring name 0 (match-end 1))
207 (let ((fields (eval sym)))
210 (or (member field fields)
211 (setq fields (cons field fields))
217 (concat "^" (apply (function regexp-or) fields) ":"))
221 (defun tm:delete-fields (sym field-list &optional regexp-sym)
224 (let ((name (symbol-name sym)))
226 (concat (if (string-match "\\(.*\\)-list" name)
227 (substring name 0 (match-end 1))
232 (let ((fields (eval sym)))
235 (setq fields (delete field fields))
239 (concat "^" (apply (function regexp-or) fields) ":"))
247 (defsubst get-version-string (id)
248 "Return a version-string from RCS ID."
249 (and (string-match ",v \\([0-9][0-9.][0-9.]+\\)" id)
250 (substring id (match-beginning 1)(match-end 1))
257 (defsubst eliminate-top-spaces (string)
258 "Eliminate top sequence of space or tab in STRING."
259 (if (string-match "^[ \t]+" string)
260 (substring string (match-end 0))
263 (defun call-after-loaded (module func &optional hook-name)
264 "If MODULE is provided, then FUNC is called.
265 Otherwise func is set to MODULE-load-hook.
266 If optional argument HOOK-NAME is specified,
267 it is used as hook to set."
268 (if (featurep module)
271 (setq hook-name (intern (concat (symbol-name module) "-load-hook")))
273 (add-hook hook-name func)
282 ;;; mime-def.el ends here