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[Emacs-diffs] Changes to emacs/lisp/gnus/mm-partial.el [gnus-5_10-branch
From: |
Andreas Schwab |
Subject: |
[Emacs-diffs] Changes to emacs/lisp/gnus/mm-partial.el [gnus-5_10-branch] |
Date: |
Thu, 22 Jul 2004 13:13:00 -0400 |
Index: emacs/lisp/gnus/mm-partial.el
diff -c /dev/null emacs/lisp/gnus/mm-partial.el:1.5.2.1
*** /dev/null Thu Jul 22 16:47:05 2004
--- emacs/lisp/gnus/mm-partial.el Thu Jul 22 16:45:51 2004
***************
*** 0 ****
--- 1,155 ----
+ ;;; mm-partial.el --- showing message/partial
+ ;; Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
+
+ ;; Author: Shenghuo Zhu <address@hidden>
+ ;; 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 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., 59 Temple Place - Suite 330,
+ ;; Boston, MA 02111-1307, 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 (save-excursion
+ (set-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
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