Merge from emacs--devo--0
[gnus] / lisp / nndraft.el
index 80acd1f..dc232ee 100644 (file)
@@ -1,7 +1,7 @@
 ;;; nndraft.el --- draft article access for Gnus
 
-;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001
-;;        Free Software Foundation, Inc.
+;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
+;;   2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
@@ -10,7 +10,7 @@
 
 ;; 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)
+;; 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,
@@ -20,8 +20,8 @@
 
 ;; 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.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
 
 ;;; Commentary:
 
   "Where nndraft will store its files."
   nnmh-directory)
 
+(defvar nndraft-required-headers '(Date)
+  "*Headers to be generated when saving a draft message.
+The headers in this variable and the ones in `message-required-headers'
+are generated if and only if they are also in `message-draft-headers'.")
+
 \f
 
 (defvoo nndraft-current-group "" nil nnmh-current-group)
     ;; "real" file.
     (let* ((file (nndraft-article-filename id))
           (auto (nndraft-auto-save-file-name file))
-          (newest (if (or (member group '("drafts" "delayed"))
-                          (file-newer-than-file-p file auto))
-                      file
-                    auto))
-          (nntp-server-buffer (or buffer nntp-server-buffer))
-          ;; The default value for `message-draft-coding-system' was
-          ;; `emacs-mule' for Emacs in the past, and the existing draft
-          ;; files may have been saved using that coding-system.
-          (maybe-emacs-mule-p (and (not (featurep 'xemacs))
-                                   (not (equal "queue" group))
-                                   (eq message-draft-coding-system
-                                       ;; The present default value.
-                                       'iso-2022-7bit)
-                                   (mm-coding-system-p 'emacs-mule))))
+          (newest (if (file-newer-than-file-p file auto) file auto))
+          (nntp-server-buffer (or buffer nntp-server-buffer)))
       (when (and (file-exists-p newest)
-                (if (equal "queue" group)
-                    (nnmail-find-file newest)
-                  (let ((nnmail-file-coding-system
-                         (if (file-newer-than-file-p file auto)
-                             (if (member group '("drafts" "delayed"))
-                                 (if maybe-emacs-mule-p
-                                     mm-text-coding-system
-                                   message-draft-coding-system)
-                               mm-text-coding-system)
-                           mm-auto-save-coding-system)))
-                    (nnmail-find-file newest))))
+                (let ((nnmail-file-coding-system
+                       (if (file-newer-than-file-p file auto)
+                           (if (member group '("drafts" "delayed"))
+                               message-draft-coding-system
+                             mm-text-coding-system)
+                         mm-auto-save-coding-system)))
+                  (nnmail-find-file newest)))
        (save-excursion
          (set-buffer nntp-server-buffer)
-         (when maybe-emacs-mule-p
-           (goto-char (point-min))
-           (if (re-search-forward "[^\000-\177]" nil t)
-               ;; Consider the file has been saved as `emacs-mule'.
-               (mm-decode-coding-region (point-min) (point-max)
-                                        mm-auto-save-coding-system)
-             (mm-decode-coding-region (point-min) (point-max)
-                                      message-draft-coding-system)))
          (goto-char (point-min))
          ;; If there's a mail header separator in this file,
          ;; we remove it.
          (when (re-search-forward
-                (concat "^" mail-header-separator "$") nil t)
+                (concat "^" (regexp-quote mail-header-separator) "$") nil t)
            (replace-match "" t t)))
        t))))
 
                nil))))
   t)
 
+(defun nndraft-generate-headers ()
+  (save-excursion
+    (message-generate-headers
+     (message-headers-to-generate
+      nndraft-required-headers message-draft-headers nil))))
+
 (deffoo nndraft-request-associate-buffer (group)
   "Associate the current buffer with some article in the draft group."
   (nndraft-open-server "")
     (setq buffer-file-name (expand-file-name file)
          buffer-auto-save-file-name (make-auto-save-file-name))
     (clear-visited-file-modtime)
+    (let ((hook (if (boundp 'write-contents-functions)
+                   'write-contents-functions
+                 'write-contents-hooks)))
+      (gnus-make-local-hook hook)
+      (add-hook hook 'nndraft-generate-headers nil t))
     article))
 
 (deffoo nndraft-request-group (group &optional server dont-check)
           (file-name-coding-system nnmail-pathname-coding-system)
           dir file)
       (nnheader-re-read-dir pathname)
-      (setq dir (mapcar (lambda (name) (string-to-int (substring name 1)))
-                       (directory-files pathname nil "^#[0-9]+#$" t)))
+      (setq dir (mapcar (lambda (name) (string-to-number (substring name 1)))
+                       (ignore-errors (directory-files
+                                       pathname nil "^#[0-9]+#$" t))))
       (dolist (n dir)
        (unless (file-exists-p
                 (setq file (expand-file-name (int-to-string n) pathname)))
                        'nnmh-request-group
                        (list group server dont-check)))
 
+(deffoo nndraft-request-move-article (article group server accept-form 
+                                     &optional last move-is-internal)
+  (nndraft-possibly-change-group group)
+  (let ((buf (get-buffer-create " *nndraft move*"))
+       result)
+    (and
+     (nndraft-request-article article group server)
+     (save-excursion
+       (set-buffer buf)
+       (erase-buffer)
+       (insert-buffer-substring nntp-server-buffer)
+       (setq result (eval accept-form))
+       (kill-buffer (current-buffer))
+       result)
+     (null (nndraft-request-expire-articles (list article) group server 'force))
+     result)))
+
 (deffoo nndraft-request-expire-articles (articles group &optional server force)
   (nndraft-possibly-change-group group)
   (let* ((nnmh-allow-delete-final t)
   "Return the list of messages in the group."
   (gnus-make-directory nndraft-current-directory)
   (sort
-   (mapcar 'string-to-int
+   (mapcar 'string-to-number
           (directory-files nndraft-current-directory nil "\\`[0-9]+\\'" t))
    '<))
 
    nnmh-request-group
    nnmh-close-group
    nnmh-request-list
-   nnmh-request-newsgroups
-   nnmh-request-move-article))
+   nnmh-request-newsgroups))
 
 (provide 'nndraft)
 
+;;; arch-tag: 3ce26ca0-41cb-48b1-8703-4dad35e188aa
 ;;; nndraft.el ends here