;;; mh-gnus.el --- make MH-E compatible with various versions of Gnus ;; Copyright (C) 2003, 2004, 2006, 2007 Free Software Foundation, Inc. ;; Author: Satyaki Das ;; Maintainer: Bill Wohler ;; Keywords: mail ;; See: mh-e.el ;; This file is part of GNU Emacs. ;; GNU Emacs 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. ;; GNU Emacs 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: ;;; Change Log: ;;; Code: (require 'mh-e) (mh-require 'gnus-util nil t) (mh-require 'mm-bodies nil t) (mh-require 'mm-decode nil t) (mh-require 'mm-view nil t) (mh-require 'mml nil t) ;; Copy of function from gnus-util.el. (defun-mh mh-gnus-local-map-property gnus-local-map-property (map) "Return a list suitable for a text property list specifying keymap MAP." (cond (mh-xemacs-flag (list 'keymap map)) ((>= emacs-major-version 21) (list 'keymap map)) (t (list 'local-map map)))) ;; Copy of function from mm-decode.el. (defun-mh mh-mm-merge-handles mm-merge-handles (handles1 handles2) (append (if (listp (car handles1)) handles1 (list handles1)) (if (listp (car handles2)) handles2 (list handles2)))) ;; Copy of function from mm-decode.el. (defun-mh mh-mm-set-handle-multipart-parameter mm-set-handle-multipart-parameter (handle parameter value) ;; HANDLE could be a CTL. (if handle (put-text-property 0 (length (car handle)) parameter value (car handle)))) ;; Copy of function from mm-view.el. (defun-mh mh-mm-inline-text-vcard mm-inline-text-vcard (handle) (let (buffer-read-only) (mm-insert-inline handle (concat "\n-- \n" (ignore-errors (if (fboundp 'vcard-pretty-print) (vcard-pretty-print (mm-get-part handle)) (vcard-format-string (vcard-parse-string (mm-get-part handle) 'vcard-standard-filter)))))))) ;; Function from mm-decode.el used in PGP messages. Just define it with older ;; Gnus to avoid compiler warning. (defun-mh mh-mm-possibly-verify-or-decrypt mm-possibly-verify-or-decrypt (parts ctl) nil) ;; Copy of macro in mm-decode.el. (defmacro-mh mh-mm-handle-multipart-ctl-parameter mm-handle-multipart-ctl-parameter (handle parameter) `(get-text-property 0 ,parameter (car ,handle))) ;; Copy of function in mm-decode.el. (defun-mh mh-mm-readable-p mm-readable-p (handle) "Say whether the content of HANDLE is readable." (and (< (with-current-buffer (mm-handle-buffer handle) (buffer-size)) 10000) (mm-with-unibyte-buffer (mm-insert-part handle) (and (eq (mm-body-7-or-8) '7bit) (not (mh-mm-long-lines-p 76)))))) ;; Copy of function in mm-bodies.el. (defun-mh mh-mm-long-lines-p mm-long-lines-p (length) "Say whether any of the lines in the buffer is longer than LENGTH." (save-excursion (goto-char (point-min)) (end-of-line) (while (and (not (eobp)) (not (> (current-column) length))) (forward-line 1) (end-of-line)) (and (> (current-column) length) (current-column)))) (defun-mh mh-mm-keep-viewer-alive-p mm-keep-viewer-alive-p (handle) ;; Released Gnus doesn't keep handles associated with externally displayed ;; MIME parts. So this will always return nil. nil) (defun-mh mh-mm-destroy-parts mm-destroy-parts (list) "Older versions of Emacs don't have this function." nil) (defun-mh mh-mm-uu-dissect-text-parts mm-uu-dissect-text-parts (handles) "Emacs 21 and XEmacs don't have this function." nil) ;; Copy of function in mml.el. (defun-mh mh-mml-minibuffer-read-disposition mml-minibuffer-read-disposition (type &optional default) (unless default (setq default (if (and (string-match "\\`text/" type) (not (string-match "\\`text/rtf\\'" type))) "inline" "attachment"))) (let ((disposition (completing-read (format "Disposition (default %s): " default) '(("attachment") ("inline") ("")) nil t nil nil default))) (if (not (equal disposition "")) disposition default))) ;; This is mm-save-part from Gnus 5.10 since that function in emacs21.2 is ;; buggy (the args to read-file-name are incorrect). When all supported ;; versions of Emacs come with at least Gnus 5.10, we can delete this ;; function and rename calls to mh-mm-save-part to mm-save-part. (defun mh-mm-save-part (handle) "Write HANDLE to a file." (let ((name (mail-content-type-get (mm-handle-type handle) 'name)) (filename (mail-content-type-get (mm-handle-disposition handle) 'filename)) file) (when filename (setq filename (file-name-nondirectory filename))) (setq file (read-file-name "Save MIME part to: " (or mm-default-directory default-directory) nil nil (or filename name ""))) (setq mm-default-directory (file-name-directory file)) (and (or (not (file-exists-p file)) (yes-or-no-p (format "File %s already exists; overwrite? " file))) (mm-save-part-to-file handle file)))) (defun mh-mm-text-html-renderer () "Find the renderer Gnus is using to display text/html MIME parts." (or (and (boundp 'mm-inline-text-html-renderer) mm-inline-text-html-renderer) (and (boundp 'mm-text-html-renderer) mm-text-html-renderer))) (provide 'mh-gnus) ;; Local Variables: ;; no-byte-compile: t ;; no-update-autoloads: t ;; indent-tabs-mode: nil ;; sentence-end-double-space: nil ;; End: ;; arch-tag: 1e3638af-cad3-4c69-8427-bc8eb6e5e4fa ;;; mh-gnus.el ends here