mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-02 08:22:22 +00:00
01c52d3165
Revision: emacs@sv.gnu.org/emacs--devo--0--patch-911
157 lines
4.9 KiB
EmacsLisp
157 lines
4.9 KiB
EmacsLisp
;;; mm-partial.el --- showing message/partial
|
|
|
|
;; Copyright (C) 2000, 2001, 2002, 2003, 2004,
|
|
;; 2005, 2006, 2007 Free Software Foundation, Inc.
|
|
|
|
;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
|
|
;; Keywords: message partial
|
|
|
|
;; 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 3, 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:
|
|
|
|
;;; Code:
|
|
|
|
(eval-when-compile (require 'cl))
|
|
|
|
(require 'gnus-sum)
|
|
(require 'mm-util)
|
|
(require 'mm-decode)
|
|
|
|
(defun mm-partial-find-parts (id &optional art)
|
|
(let ((headers (with-current-buffer gnus-summary-buffer
|
|
gnus-newsgroup-headers))
|
|
phandles header)
|
|
(while (setq header (pop headers))
|
|
(unless (eq (aref header 0) art)
|
|
(mm-with-unibyte-buffer
|
|
(gnus-request-article-this-buffer (aref header 0)
|
|
gnus-newsgroup-name)
|
|
(when (search-forward id nil t)
|
|
(let ((nhandles (mm-dissect-buffer
|
|
nil gnus-article-loose-mime)) nid)
|
|
(if (consp (car nhandles))
|
|
(mm-destroy-parts nhandles)
|
|
(setq nid (cdr (assq 'id
|
|
(cdr (mm-handle-type nhandles)))))
|
|
(if (not (equal id nid))
|
|
(mm-destroy-parts nhandles)
|
|
(push nhandles phandles))))))))
|
|
phandles))
|
|
|
|
;;;###autoload
|
|
(defun mm-inline-partial (handle &optional no-display)
|
|
"Show the partial part of HANDLE.
|
|
This function replaces the buffer of HANDLE with a buffer contains
|
|
the entire message.
|
|
If NO-DISPLAY is nil, display it. Otherwise, do nothing after replacing."
|
|
(let ((id (cdr (assq 'id (cdr (mm-handle-type handle)))))
|
|
phandles
|
|
(b (point)) (n 1) total
|
|
phandle nn ntotal
|
|
gnus-displaying-mime handles buffer)
|
|
(unless (mm-handle-cache handle)
|
|
(unless id
|
|
(error "Can not find message/partial id"))
|
|
(setq phandles
|
|
(sort (cons handle
|
|
(mm-partial-find-parts
|
|
id
|
|
(save-excursion
|
|
(set-buffer gnus-summary-buffer)
|
|
(gnus-summary-article-number))))
|
|
#'(lambda (a b)
|
|
(let ((anumber (string-to-number
|
|
(cdr (assq 'number
|
|
(cdr (mm-handle-type a))))))
|
|
(bnumber (string-to-number
|
|
(cdr (assq 'number
|
|
(cdr (mm-handle-type b)))))))
|
|
(< anumber bnumber)))))
|
|
(setq gnus-article-mime-handles
|
|
(mm-merge-handles gnus-article-mime-handles phandles))
|
|
(save-excursion
|
|
(set-buffer (generate-new-buffer " *mm*"))
|
|
(while (setq phandle (pop phandles))
|
|
(setq nn (string-to-number
|
|
(cdr (assq 'number
|
|
(cdr (mm-handle-type phandle))))))
|
|
(setq ntotal (string-to-number
|
|
(cdr (assq 'total
|
|
(cdr (mm-handle-type phandle))))))
|
|
(if ntotal
|
|
(if total
|
|
(unless (eq total ntotal)
|
|
(error "The numbers of total are different"))
|
|
(setq total ntotal)))
|
|
(unless (< nn n)
|
|
(unless (eq nn n)
|
|
(error "Missing part %d" n))
|
|
(mm-insert-part phandle)
|
|
(goto-char (point-max))
|
|
(when (not (eq 0 (skip-chars-backward "\r\n")))
|
|
;; remove tail blank spaces except one
|
|
(if (looking-at "\r?\n")
|
|
(goto-char (match-end 0)))
|
|
(delete-region (point) (point-max)))
|
|
(setq n (+ n 1))))
|
|
(unless total
|
|
(error "Don't known the total number of"))
|
|
(if (<= n total)
|
|
(error "Missing part %d" n))
|
|
(kill-buffer (mm-handle-buffer handle))
|
|
(goto-char (point-min))
|
|
(let ((point (if (search-forward "\n\n" nil t)
|
|
(1- (point))
|
|
(point-max))))
|
|
(goto-char (point-min))
|
|
(unless (re-search-forward "^mime-version:" point t)
|
|
(insert "MIME-Version: 1.0\n")))
|
|
(setcar handle (current-buffer))
|
|
(mm-handle-set-cache handle t)))
|
|
(unless no-display
|
|
(save-excursion
|
|
(save-restriction
|
|
(narrow-to-region b b)
|
|
(mm-insert-part handle)
|
|
(let (gnus-article-mime-handles)
|
|
(run-hooks 'gnus-article-decode-hook)
|
|
(gnus-article-prepare-display)
|
|
(setq handles gnus-article-mime-handles))
|
|
(when handles
|
|
;; It is in article buffer.
|
|
(setq gnus-article-mime-handles
|
|
(mm-merge-handles gnus-article-mime-handles handles)))
|
|
(mm-handle-set-undisplayer
|
|
handle
|
|
`(lambda ()
|
|
(let (buffer-read-only)
|
|
(condition-case nil
|
|
;; This is only valid on XEmacs.
|
|
(mapcar (lambda (prop)
|
|
(remove-specifier
|
|
(face-property 'default prop) (current-buffer)))
|
|
'(background background-pixmap foreground))
|
|
(error nil))
|
|
(delete-region ,(point-min-marker) ,(point-max-marker))))))))))
|
|
|
|
(provide 'mm-partial)
|
|
|
|
;;; arch-tag: 460e7424-05f2-4a1d-a0f2-70ec081eff7d
|
|
;;; mm-partial.el ends here
|