Renamed all pmail* files to rmail*.

1 files changed, 217 insertions, 0 deletions

diff --git a/lisp/mail/rmailedit.el b/lisp/mail/rmailedit.el
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+++ b/lisp/mail/rmailedit.el
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+;;; rmailedit.el --- "RMAIL edit mode"  Edit the current message
+
+;; Copyright (C) 1985, 1994, 2001, 2002, 2003, 2004, 2005, 2006,
+;;   2007, 2008, 2009 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
+;; it under the terms of the GNU General Public License as published by
+;; 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
+;; 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.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;;; Code:
+
+(eval-when-compile
+  (require 'rmail)
+  (require 'rmailsum))
+
+(defcustom rmail-edit-mode-hook nil
+  "List of functions to call when editing an RMAIL message."
+  :type 'hook
+  :version "21.1"
+  :group 'rmail-edit)
+
+(defvar rmail-old-text)
+
+(defvar rmail-edit-map nil)
+(if rmail-edit-map
+    nil
+  ;; Make a keymap that inherits text-mode-map.
+  (setq rmail-edit-map (make-sparse-keymap))
+  (set-keymap-parent rmail-edit-map text-mode-map)
+  (define-key rmail-edit-map "\C-c\C-c" 'rmail-cease-edit)
+  (define-key rmail-edit-map "\C-c\C-]" 'rmail-abort-edit))
+
+;; Rmail Edit mode is suitable only for specially formatted data.
+(put 'rmail-edit-mode 'mode-class 'special)
+
+(declare-function rmail-summary-disable "" ())
+(declare-function rmail-summary-enable "rmailsum" ())
+
+(defun rmail-edit-mode ()
+  "Major mode for editing the contents of an RMAIL message.
+The editing commands are the same as in Text mode, together with two commands
+to return to regular RMAIL:
+  *  \\[rmail-abort-edit] cancels the changes
+     you have made and returns to RMAIL
+  *  \\[rmail-cease-edit] makes them permanent.
+This functions runs the normal hook `rmail-edit-mode-hook'.
+\\{rmail-edit-map}"
+  (if (rmail-summary-exists)
+      (save-excursion
+	(set-buffer rmail-summary-buffer)
+	(rmail-summary-disable)))
+  (let (rmail-buffer-swapped)
+    ;; Prevent change-major-mode-hook from unswapping the buffers.
+    (delay-mode-hooks (text-mode))
+    (use-local-map rmail-edit-map)
+    (setq major-mode 'rmail-edit-mode)
+    (setq mode-name "RMAIL Edit")
+    (if (boundp 'mode-line-modified)
+	(setq mode-line-modified (default-value 'mode-line-modified))
+      (setq mode-line-format (default-value 'mode-line-format)))
+    (run-mode-hooks 'rmail-edit-mode-hook)))
+
+(defvar rmail-old-pruned nil)
+(put 'rmail-old-pruned 'permanent-local t)
+
+;;;###autoload
+(defun rmail-edit-current-message ()
+  "Edit the contents of this message."
+  (interactive)
+  (if (= rmail-total-messages 0)
+      (error "No messages in this buffer"))
+  (make-local-variable 'rmail-old-pruned)
+  (setq rmail-old-pruned (eq rmail-header-style 'normal))
+  (rmail-edit-mode)
+  (make-local-variable 'rmail-old-text)
+  (save-restriction
+    (widen)
+    (setq rmail-old-text (buffer-substring (point-min) (point-max))))
+  (setq buffer-read-only nil)
+  (setq buffer-undo-list nil)
+  (force-mode-line-update)
+  (if (and (eq (key-binding "\C-c\C-c") 'rmail-cease-edit)
+	   (eq (key-binding "\C-c\C-]") 'rmail-abort-edit))
+      (message "Editing: Type C-c C-c to return to Rmail, C-c C-] to abort")
+    (message "%s" (substitute-command-keys
+		   "Editing: Type \\[rmail-cease-edit] to return to Rmail, \\[rmail-abort-edit] to abort"))))
+
+(defun rmail-cease-edit ()
+  "Finish editing message; switch back to Rmail proper."
+  (interactive)
+  (if (rmail-summary-exists)
+      (save-excursion
+	(set-buffer rmail-summary-buffer)
+	(rmail-summary-enable)))
+  (widen)
+  ;; Disguise any "From " lines so they don't start a new message.
+  (save-excursion
+    (goto-char (point-min))
+    (while (search-forward "\nFrom " nil t)
+      (beginning-of-line)
+      (insert ">")))
+  ;; Make sure buffer ends with a blank line
+  ;; so as not to run this message together with the following one.
+  (save-excursion
+    (goto-char (point-max))
+    (if (/= (preceding-char) ?\n)
+	(insert "\n"))
+    (unless (looking-back "\n\n")
+      (insert "\n")))
+  (let ((old rmail-old-text)
+	character-coding is-text-message coding-system
+	headers-end)
+    ;; Go back to Rmail mode, but carefully.
+    (force-mode-line-update)
+    (let (rmail-buffer-swapped)
+      (kill-all-local-variables)
+      (rmail-mode-1)
+      (if (boundp 'tool-bar-map)
+	  (set (make-local-variable 'tool-bar-map) rmail-tool-bar-map))
+      (setq buffer-undo-list t)
+      (rmail-variables))
+    ;; If text has really changed, mark message as edited.
+    (unless (and (= (length old) (- (point-max) (point-min)))
+		 (string= old (buffer-substring (point-min) (point-max))))
+      (setq old nil)
+      (goto-char (point-min))
+      (search-forward "\n\n")
+      (setq headers-end (point))
+
+      (rmail-swap-buffers-maybe)
+
+      (setq character-coding (mail-fetch-field "content-transfer-encoding")
+	    is-text-message (rmail-is-text-p)
+	    coding-system (rmail-get-coding-system))
+      (if character-coding
+	  (setq character-coding (downcase character-coding)))
+
+      (narrow-to-region (rmail-msgbeg rmail-current-message)
+			(rmail-msgend rmail-current-message))
+      (goto-char (point-min))
+      (search-forward "\n\n")
+      (let ((inhibit-read-only t)
+	    (headers-end-1 (point)))
+	(insert-buffer-substring rmail-view-buffer headers-end)
+	(delete-region (point) (point-max))
+
+	;; Re-encode the message body in whatever
+	;; way it was decoded.
+	(cond
+	 ((string= character-coding "quoted-printable")
+	  (mail-quote-printable-region headers-end-1 (point-max)))
+	 ((and (string= character-coding "base64") is-text-message)
+	  (base64-encode-region headers-end-1 (point-max)))
+	 ((eq character-coding 'uuencode)
+	  (error "Not supported yet."))
+	 (t
+	  (if (or (not coding-system) (not (coding-system-p coding-system)))
+	      (setq coding-system 'undecided))
+	  (encode-coding-region headers-end-1 (point-max) coding-system)))
+	))
+
+    (rmail-set-attribute rmail-edited-attr-index t)
+	
+    ;;??? BROKEN perhaps.
+    ;; I think that the Summary-Line header may not be kept there any more.
+;;;       (if (boundp 'rmail-summary-vector)
+;;; 	  (progn
+;;; 	    (aset rmail-summary-vector (1- rmail-current-message) nil)
+;;; 	    (save-excursion
+;;; 	      (rmail-widen-to-current-msgbeg
+;;; 		(function (lambda ()
+;;; 			    (forward-line 2)
+;;; 			    (if (looking-at "Summary-line: ")
+;;; 				(let ((buffer-read-only nil))
+;;; 				  (delete-region (point)
+;;; 						 (progn (forward-line 1)
+;;; 							(point)))))))))))
+    )
+
+  (save-excursion
+    (rmail-show-message)
+    (rmail-toggle-header (if rmail-old-pruned 1 0)))
+  (run-hooks 'rmail-mode-hook))
+
+(defun rmail-abort-edit ()
+  "Abort edit of current message; restore original contents."
+  (interactive)
+  (widen)
+  (delete-region (point-min) (point-max))
+  (insert rmail-old-text)
+  (rmail-cease-edit)
+  (rmail-highlight-headers))
+
+(provide 'rmailedit)
+
+;; Local Variables:
+;; change-log-default-name: "ChangeLog.rmail"
+;; End:
+
+;; arch-tag: 9524f335-12cc-4e95-9e9b-3208dc30550b
+;;; rmailedit.el ends here