X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/980d5def28a1abe890fb29a7e31b43f9faf5b139..95df8112a0cbdb06addbac5fbea03b37d4440418:/lisp/mail/undigest.el diff --git a/lisp/mail/undigest.el b/lisp/mail/undigest.el index 5d6f266b3b..04bb320a2a 100644 --- a/lisp/mail/undigest.el +++ b/lisp/mail/undigest.el @@ -1,17 +1,17 @@ ;;; undigest.el --- digest-cracking support for the RMAIL mail reader -;; Copyright (C) 1985, 1986, 1994, 1996, 2001, 2002, 2003, 2004, -;; 2005, 2006, 2007 Free Software Foundation, Inc. +;; Copyright (C) 1985-1986, 1994, 1996, 2001-2011 +;; Free Software Foundation, Inc. ;; Maintainer: FSF ;; Keywords: mail ;; This file is part of GNU Emacs. -;; GNU Emacs is free software; you can redistribute it and/or modify +;; 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. +;; the Free Software Foundation, either version 3 of the License, 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 @@ -19,23 +19,17 @@ ;; 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. +;; along with GNU Emacs. If not, see . ;;; Commentary: -;; See Internet RFC 934 and RFC 1153 -;; Also limited support for MIME digest encapsulation +;; See Internet RFC 934 and RFC 1153. +;; Also limited support for MIME digest encapsulation. ;;; Code: (require 'rmail) -(defconst rmail-mail-separator - "\^_\^L\n0, unseen,,\n*** EOOH ***\n" - "String for separating messages in an rmail file.") - (defcustom rmail-forward-separator-regex "^----.*\\([Ff]orwarded\\|[Oo]riginal\\).*[Mm]essage" "*Regexp to match the string that introduces forwarded messages. @@ -61,7 +55,7 @@ each undigestified message as markers.") (goto-char (point-min)) (when (let ((head-end (progn (search-forward "\n\n" nil t) (point)))) (goto-char (point-min)) - (and head-end + (and head-end ; FIXME always true (re-search-forward (concat "^Content-type: multipart/digest;" @@ -153,83 +147,83 @@ See rmail-digest-methods." ;; Return the list of marker pairs (nreverse result)))) +(declare-function rmail-update-summary "rmailsum" (&rest ignore)) + ;;;###autoload (defun undigestify-rmail-message () "Break up a digest message into its constituent messages. Leaves original message, deleted, before the undigestified messages." (interactive) - (with-current-buffer rmail-buffer + (set-buffer rmail-buffer) + (let ((buff (current-buffer)) + (current rmail-current-message) + (msgbeg (rmail-msgbeg rmail-current-message)) + (msgend (rmail-msgend rmail-current-message))) + (if (rmail-buffers-swapped-p) (set-buffer rmail-view-buffer)) (widen) (let ((error t) (buffer-read-only nil)) - (goto-char (rmail-msgend rmail-current-message)) - (let ((msg-copy (buffer-substring (rmail-msgbeg rmail-current-message) - (rmail-msgend rmail-current-message)))) + (goto-char msgend) + (let ((msg-copy (buffer-substring-no-properties msgbeg msgend))) (narrow-to-region (point) (point)) - (insert msg-copy)) - (narrow-to-region (point-min) (1- (point-max))) + (insert "\n" msg-copy)) + (goto-char (point-min)) (unwind-protect (progn - (save-restriction - (goto-char (point-min)) - (delete-region (point-min) - (progn (search-forward "\n*** EOOH ***\n" nil t) - (point))) - (insert "\n" rmail-mail-separator) - (narrow-to-region (point) - (point-max)) - (let ((fill-prefix "") - (case-fold-search t) - digest-name type start end separator fun-list sep-list) - (setq digest-name (mail-strip-quoted-names - (save-restriction - (search-forward "\n\n" nil 'move) - (setq start (point)) - (narrow-to-region (point-min) start) - (or (mail-fetch-field "Reply-To") - (mail-fetch-field "To") - (mail-fetch-field "Apparently-To") - (mail-fetch-field "From"))))) - (unless digest-name - (error "Message is not a digest--bad header")) - - (setq fun-list rmail-digest-methods) - (while (and fun-list - (null (setq sep-list (funcall (car fun-list))))) - (setq fun-list (cdr fun-list))) - (unless sep-list - (error "Message is not a digest--no messages found")) - - ;;; Split the digest into separate rmail messages - (while sep-list - (let ((start (caar sep-list)) - (end (cdar sep-list))) - (delete-region start end) - (goto-char start) - (insert rmail-mail-separator) - (search-forward "\n\n" (caar (cdr sep-list)) 'move) - (save-restriction - (narrow-to-region end (point)) - (unless (mail-fetch-field "To") - (goto-char start) - (insert "To: " digest-name "\n"))) - (set-marker start nil) - (set-marker end nil)) - (setq sep-list (cdr sep-list))))) - + (let ((fill-prefix "") + (case-fold-search t) + digest-name fun-list sep-list start end) + (setq digest-name (mail-strip-quoted-names + (save-restriction + (search-forward "\n\n" nil 'move) + (narrow-to-region (point-min) (point)) + (or (mail-fetch-field "Reply-To") + (mail-fetch-field "To") + (mail-fetch-field "Apparently-To") + (mail-fetch-field "From"))))) + (unless digest-name + (error "Message is not a digest--bad header")) + (setq fun-list rmail-digest-methods) + (while (and fun-list + (null (setq sep-list (funcall (car fun-list))))) + (setq fun-list (cdr fun-list))) + (unless sep-list + (error "Message is not a digest--no messages found")) + ;; Split the digest into separate rmail messages. + (while sep-list + (setq start (caar sep-list) + end (cdar sep-list)) + (delete-region start end) + (goto-char start) + (search-forward "\n\n" (caar (cdr sep-list)) 'move) + (save-restriction + (narrow-to-region end (point)) + (goto-char (point-min)) + (insert "\nFrom rmail@localhost " (current-time-string) "\n") + (save-excursion + (forward-line -1) + (rmail-add-mbox-headers)) + (unless (mail-fetch-field "To") + (insert "To: " digest-name "\n"))) + (set-marker start nil) + (set-marker end nil) + (setq sep-list (cdr sep-list)))) (setq error nil) (message "Message successfully undigestified") - (let ((n rmail-current-message)) - (rmail-forget-messages) - (rmail-show-message n) - (rmail-delete-forward) - (if (rmail-summary-exists) - (rmail-select-summary - (rmail-update-summary))))) - (cond (error - (narrow-to-region (point-min) (1+ (point-max))) - (delete-region (point-min) (point-max)) - (rmail-show-message rmail-current-message))))))) + (set-buffer buff) + (rmail-swap-buffers-maybe) + (goto-char (point-max)) + ;; FIXME use rmail-count-new-messages. + (rmail-set-message-counters) + (set-buffer-modified-p t) + (rmail-show-message current) + (rmail-delete-forward) + (if (rmail-summary-exists) + (rmail-select-summary (rmail-update-summary)))) + (when error + (delete-region (point-min) (point-max)) + (set-buffer buff) + (rmail-show-message current)))))) ;;;###autoload (defun unforward-rmail-message () @@ -237,83 +231,102 @@ Leaves original message, deleted, before the undigestified messages." This puts the forwarded message into a separate rmail message following the containing message." (interactive) - ;; If we are in a summary buffer, switch to the Rmail buffer. - (unwind-protect - (with-current-buffer rmail-buffer - (goto-char (point-min)) - (narrow-to-region (point) - (save-excursion (search-forward "\n\n") (point))) - (let ((buffer-read-only nil) - (old-fwd-from (mail-fetch-field "Forwarded-From" nil nil t)) - (old-fwd-date (mail-fetch-field "Forwarded-Date" nil nil t)) - (fwd-from (mail-fetch-field "From")) - (fwd-date (mail-fetch-field "Date")) - beg end prefix forward-msg) - (narrow-to-region (rmail-msgbeg rmail-current-message) - (rmail-msgend rmail-current-message)) - (goto-char (point-min)) - (cond ((re-search-forward rmail-forward-separator-regex nil t) - (forward-line 1) - (skip-chars-forward "\n") - (setq beg (point)) - (setq end (if (re-search-forward "^----.*[^- \t\n]" nil t) - (match-beginning 0) (point-max))) - (setq forward-msg - (replace-regexp-in-string - "^- -" "-" (buffer-substring beg end)))) - ((and (re-search-forward "^\\(> ?\\)[a-zA-Z-]+: .*\n" nil t) - (setq beg (match-beginning 0)) - (setq prefix (match-string-no-properties 1)) - (goto-char beg) - (looking-at (concat "\\(" prefix ".+\n\\)*" - prefix "Date: .")) - (looking-at (concat "\\(" prefix ".+\n\\)*" - prefix "From: .+\n" - "\\(" prefix ".+\n\\)*" - "\\(> ?\\)?\n" prefix))) - (re-search-forward "^[^>\n]" nil 'move) - (backward-char) - (skip-chars-backward " \t\n") - (forward-line 1) - (setq end (point)) - (setq forward-msg - (replace-regexp-in-string - (if (string= prefix ">") "^>" "> ?") - "" (buffer-substring beg end)))) - (t - (error "No forwarded message found"))) + (set-buffer rmail-buffer) + (let ((buff (current-buffer)) + (current rmail-current-message) + (beg (rmail-msgbeg rmail-current-message)) + (msgend (rmail-msgend rmail-current-message)) + (error t)) + (unwind-protect + (progn + (if (rmail-buffers-swapped-p) (set-buffer rmail-view-buffer)) (widen) - (goto-char (rmail-msgend rmail-current-message)) - (narrow-to-region (point) (point)) - (insert rmail-mail-separator) - (narrow-to-region (point) (point)) - (while old-fwd-from - (insert "Forwarded-From: " (car old-fwd-from) "\n") - (insert "Forwarded-Date: " (car old-fwd-date) "\n") - (setq old-fwd-from (cdr old-fwd-from)) - (setq old-fwd-date (cdr old-fwd-date))) - (insert "Forwarded-From: " fwd-from "\n") - (insert "Forwarded-Date: " fwd-date "\n") - (insert forward-msg) - (save-restriction - (goto-char (point-min)) - (re-search-forward "\n$" nil 'move) - (narrow-to-region (point-min) (point)) + (goto-char beg) + (search-forward "\n\n" msgend) + (narrow-to-region beg (point)) + (let ((old-fwd-from (mail-fetch-field "Forwarded-From" nil nil t)) + (old-fwd-date (mail-fetch-field "Forwarded-Date" nil nil t)) + (fwd-from (mail-fetch-field "From")) + (fwd-date (mail-fetch-field "Date")) + (buffer-read-only nil) + prefix forward-msg end) + (widen) + (narrow-to-region beg msgend) + (cond ((re-search-forward rmail-forward-separator-regex nil t) + (forward-line 1) + (skip-chars-forward "\n") + (setq beg (point)) + (setq end (if (re-search-forward "^----.*[^- \t\n]" nil t) + (match-beginning 0) (point-max))) + (setq forward-msg + (replace-regexp-in-string + "^- -" "-" (buffer-substring beg end)))) + ((and (re-search-forward "^\\(> ?\\)[a-zA-Z-]+: .*\n" nil t) + (setq beg (match-beginning 0)) + (setq prefix (match-string-no-properties 1)) + (goto-char beg) + (looking-at (concat "\\(" prefix ".+\n\\)*" + prefix "Date: .")) + (looking-at (concat "\\(" prefix ".+\n\\)*" + prefix "From: .+\n" + "\\(" prefix ".+\n\\)*" + "\\(> ?\\)?\n" prefix))) + (re-search-forward "^[^>\n]" nil 'move) + (backward-char) + (skip-chars-backward " \t\n") + (forward-line 1) + (setq end (point)) + (setq forward-msg + (replace-regexp-in-string + (if (string= prefix ">") "^>" "> ?") + "" (buffer-substring beg end)))) + (t + (error "No forwarded message found"))) + (widen) + (goto-char msgend) + ;; Insert a fake From line. + ;; FIXME we could construct one using the From and Date headers + ;; of the forwarded message - is it worth it? + (insert "\n\nFrom rmail@localhost " (current-time-string) "\n") + (setq beg (point)) ; start of header + (while old-fwd-from + (insert "Forwarded-From: " (car old-fwd-from) "\n") + (insert "Forwarded-Date: " (car old-fwd-date) "\n") + (setq old-fwd-from (cdr old-fwd-from)) + (setq old-fwd-date (cdr old-fwd-date))) + (insert "Forwarded-From: " fwd-from "\n") + (insert "Forwarded-Date: " fwd-date "\n") + (insert forward-msg "\n") + (goto-char beg) + (re-search-forward "\n$" nil 'move) ; end of header + (narrow-to-region beg (point)) (goto-char (point-min)) (while (not (eobp)) (unless (looking-at "^[a-zA-Z-]+: ") (insert "\t")) - (forward-line))) - (goto-char (point-min)))) - (let ((n rmail-current-message)) - (rmail-forget-messages) - (rmail-show-message n)) - (if (rmail-summary-exists) - (rmail-select-summary - (rmail-update-summary))))) - + (forward-line)) + (widen) + (goto-char beg) + (forward-line -1) + (rmail-add-mbox-headers)) ; marks as unseen + (setq error nil) + (set-buffer buff) + (rmail-swap-buffers-maybe) + (goto-char (point-max)) + ;; FIXME use rmail-count-new-messages. + (rmail-set-message-counters) + (set-buffer-modified-p t) + (rmail-show-message current) + (if (rmail-summary-exists) + (rmail-select-summary (rmail-update-summary)))) + (when error + (set-buffer buff) + (rmail-show-message current))))) (provide 'undigest) -;;; arch-tag: 3a28b9fb-c1f5-43ef-9278-285f3e4b874d +;; Local Variables: +;; generated-autoload-file: "rmail.el" +;; End: + ;;; undigest.el ends here