1 ;;; gnus-draft.el --- draft message support for Gnus
3 ;; Copyright (C) 1997-2011 Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software: you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation, either version 3 of the License, or
13 ;; (at your option) any later version.
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
33 (eval-when-compile (require 'cl))
35 (when (featurep 'xemacs)
36 (require 'easy-mmode))) ; for `define-minor-mode'
40 (defvar gnus-draft-mode-map
41 (let ((map (make-sparse-keymap)))
43 "Dt" gnus-draft-toggle-sending
44 "e" gnus-draft-edit-message ;; Use `B w' for `gnus-summary-edit-article'
45 "De" gnus-draft-edit-message
46 "Ds" gnus-draft-send-message
47 "DS" gnus-draft-send-all-messages)
50 (defun gnus-draft-make-menu-bar ()
51 (unless (boundp 'gnus-draft-menu)
53 gnus-draft-menu gnus-draft-mode-map ""
55 ["Toggle whether to send" gnus-draft-toggle-sending t]
56 ["Edit" gnus-draft-edit-message t]
57 ["Send selected message(s)" gnus-draft-send-message t]
58 ["Send all messages" gnus-draft-send-all-messages t]
59 ["Delete draft" gnus-summary-delete-article t]))))
61 (define-minor-mode gnus-draft-mode
62 "Minor mode for providing a draft summary buffers.
64 \\{gnus-draft-mode-map}"
65 :lighter " Draft" :keymap gnus-draft-mode-map
67 ((not (derived-mode-p 'gnus-summary-mode)) (setq gnus-draft-mode nil))
70 (when (gnus-visual-p 'draft-menu 'menu)
71 (gnus-draft-make-menu-bar)))))
75 (defun gnus-draft-toggle-sending (article)
76 "Toggle whether to send an article or not."
77 (interactive (list (gnus-summary-article-number)))
78 (if (gnus-draft-article-sendable-p article)
80 (push article gnus-newsgroup-unsendable)
81 (gnus-summary-mark-article article gnus-unsendable-mark))
82 (setq gnus-newsgroup-unsendable
83 (delq article gnus-newsgroup-unsendable))
84 (gnus-summary-mark-article article gnus-unread-mark))
85 (gnus-summary-position-point))
87 (defun gnus-draft-edit-message ()
88 "Enter a mail/post buffer to edit and send the draft."
90 (let ((article (gnus-summary-article-number))
91 (group gnus-newsgroup-name))
92 (gnus-draft-check-draft-articles (list article))
93 (gnus-summary-mark-as-read article gnus-canceled-mark)
94 (gnus-draft-setup article group t)
95 (set-buffer-modified-p t)
98 (message-narrow-to-headers)
99 (message-remove-header "date")))
100 (let ((message-draft-headers
101 (delq 'Date (copy-sequence message-draft-headers))))
103 (let ((gnus-verbose-backends nil))
104 (gnus-request-expire-articles (list article) group t))
107 (when (gnus-buffer-exists-p ,gnus-summary-buffer)
109 (set-buffer ,gnus-summary-buffer)
110 (gnus-cache-possibly-remove-article ,article nil nil nil t)))))
111 message-send-actions)))
113 (defun gnus-draft-send-message (&optional n)
114 "Send the current draft(s).
115 Obeys the standard process/prefix convention."
117 (let* ((articles (gnus-summary-work-articles n))
118 (total (length articles))
120 (gnus-draft-check-draft-articles articles)
121 (while (setq article (pop articles))
122 (gnus-summary-remove-process-mark article)
123 (unless (memq article gnus-newsgroup-unsendable)
124 (let ((message-sending-message
125 (format "Sending message %d of %d..."
126 (- total (length articles)) total)))
127 (gnus-draft-send article gnus-newsgroup-name t))
128 (gnus-summary-mark-article article gnus-canceled-mark)))))
130 (defun gnus-draft-send (article &optional group interactive)
131 "Send message ARTICLE."
132 (let* ((is-queue (or (not group)
133 (equal group "nndraft:queue")))
134 (message-syntax-checks (if interactive message-syntax-checks
135 'dont-check-for-anything-just-trust-me))
136 (message-hidden-headers nil)
137 (message-inhibit-body-encoding (or is-queue
138 message-inhibit-body-encoding))
139 (message-send-hook (and (not is-queue)
141 (message-setup-hook (and (not is-queue)
143 (gnus-message-setup-hook (and (not is-queue)
144 gnus-message-setup-hook))
145 (message-signature (and (not is-queue)
147 (gnus-agent-queue-mail (and (not is-queue)
148 gnus-agent-queue-mail))
149 (rfc2047-encode-encoded-words nil)
151 (gnus-draft-setup article (or group "nndraft:queue"))
152 ;; We read the meta-information that says how and where
153 ;; this message is to be sent.
155 (message-narrow-to-headers)
156 (when (re-search-forward
157 (concat "^" (regexp-quote gnus-agent-target-move-group-header)
159 (skip-syntax-forward "-")
160 (setq move-to (buffer-substring (point) (point-at-eol)))
161 (message-remove-header gnus-agent-target-move-group-header))
162 (goto-char (point-min))
163 (when (re-search-forward
164 (concat "^" (regexp-quote gnus-agent-meta-information-header) ":")
166 (setq type (ignore-errors (read (current-buffer)))
167 method (ignore-errors (read (current-buffer))))
168 (message-remove-header gnus-agent-meta-information-header)))
169 ;; Let Agent restore any GCC lines and have message.el perform them.
170 (gnus-agent-restore-gcc)
171 ;; Then we send it. If we have no meta-information, we just send
172 ;; it and let Message figure out how.
173 (when (and (or (null method)
174 (gnus-server-opened method)
175 (gnus-open-server method))
177 (let ((message-this-is-news (eq type 'news))
178 (message-this-is-mail (eq type 'mail))
179 (gnus-post-method method)
180 (message-post-method method))
182 (gnus-inews-do-gcc move-to)
183 (message-send-and-exit)))
185 (gnus-inews-do-gcc move-to)
186 (message-send-and-exit))))
187 (let ((gnus-verbose-backends nil))
188 (gnus-request-expire-articles
189 (list article) (or group "nndraft:queue") t)))))
191 (defun gnus-draft-send-all-messages ()
192 "Send all the sendable drafts."
197 "Send all drafts? "))
198 (gnus-uu-mark-buffer)
199 (gnus-draft-send-message)))
201 (defun gnus-group-send-queue ()
202 "Send all sendable articles from the queue group."
204 (when (or gnus-plugged
205 (not gnus-agent-prompt-send-queue)
206 (gnus-y-or-n-p "Gnus is unplugged; really send queue? "))
207 (gnus-activate-group "nndraft:queue")
209 (let* ((articles (nndraft-articles))
210 (unsendable (gnus-uncompress-range
213 (gnus-get-info "nndraft:queue"))))))
214 (gnus-posting-styles nil)
215 message-send-mail-partially-limit
216 (total (length articles))
218 (while (setq article (pop articles))
219 (unless (memq article unsendable)
220 (let ((message-sending-message
221 (format "Sending message %d of %d..."
222 (- total (length articles)) total)))
223 (gnus-draft-send article))))))
224 (gnus-group-refresh-group "nndraft:queue")))
227 (defun gnus-draft-reminder ()
228 "Reminder user if there are unsent drafts."
233 (dolist (group '("nndraft:drafts" "nndraft:queue"))
234 (setq active (gnus-activate-group group))
235 (if (and active (>= (cdr active) (car active)))
236 (if (y-or-n-p "There are unsent drafts. Confirm to exit? ")
238 (error "Stop!"))))))))
240 (defcustom gnus-draft-setup-hook nil
241 "Hook run after setting up a draft buffer."
243 :version "23.1" ;; No Gnus
246 ;;; Utility functions
248 ;;;!!!If this is byte-compiled, it fails miserably.
249 ;;;!!!This is because `gnus-setup-message' uses uninterned symbols.
250 ;;;!!!This has been fixed in recent versions of Emacs and XEmacs,
251 ;;;!!!but for the time being, we'll just run this tiny function uncompiled.
254 (defun gnus-draft-setup (narticle group &optional restore)
256 (gnus-setup-message 'forward
257 (let ((article narticle))
260 (if (not (gnus-request-restore-buffer article group))
261 (error "Couldn't restore the article")
263 (equal group "nndraft:queue"))
265 ;; Insert the separator.
266 (goto-char (point-min))
267 (search-forward "\n\n")
270 (narrow-to-region (point-min) (point))
272 (message-fetch-field gnus-draft-meta-information-header)))
273 (insert mail-header-separator)
275 (message-set-auto-save-file-name))))
276 (gnus-backlog-remove-article group narticle)
278 (ignore-errors (setq ga (car (read-from-string ga)))))
279 (setq gnus-newsgroup-name
280 (if (equal (car ga) "") nil (car ga)))
281 (gnus-configure-posting-styles)
282 (setq gnus-message-group-art (cons gnus-newsgroup-name (cadr ga)))
283 (setq message-post-method
285 (gnus-post-method arg ,(car ga))))
286 (unless (equal (cadr ga) "")
287 (dolist (article (cdr ga))
290 (gnus-add-mark ,(car ga) 'replied ,article)
291 (gnus-request-set-mark ,(car ga) (list (list (list ,article)
294 (run-hooks 'gnus-draft-setup-hook))))
296 (defun gnus-draft-article-sendable-p (article)
297 "Say whether ARTICLE is sendable."
298 (not (memq article gnus-newsgroup-unsendable)))
300 (defun gnus-draft-check-draft-articles (articles)
301 "Check whether the draft articles ARTICLES are under edit."
302 (when (equal gnus-newsgroup-name "nndraft:drafts")
303 (let ((buffers (buffer-list))
308 (setq file (nndraft-article-filename (pop articles))
311 (set-buffer (setq buff (pop buffs)))
312 (if (and buffer-file-name
313 (equal (file-remote-p file)
314 (file-remote-p buffer-file-name))
315 (string-equal (file-truename buffer-file-name)
316 (file-truename file))
321 (let* ((window (get-buffer-window buff t))
322 (frame (and window (window-frame window))))
324 (gnus-select-frame-set-input-focus frame)
325 (pop-to-buffer buff t)))
326 (error "The draft %s is under edit" file)))))
328 (provide 'gnus-draft)
330 ;;; gnus-draft.el ends here