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498063ecdd
Merge from gnus--rel--5.10 Patches applied: * gnus--rel--5.10 (patch 56-58) - Update from CVS - Collapse feature addition/removal within single ChangeLog entry 2005-04-04 Reiner Steib <Reiner.Steib@gmx.de> * lisp/gnus/message.el (message-make-date): Add defvars in order to silence the byte compiler inside the defun. * lisp/gnus/nnimap.el (nnimap-date-days-ago): Ditto. * lisp/gnus/gnus-demon.el (parse-time-string): Added autoload. * lisp/gnus/gnus-delay.el (parse-time-string): Added autoload. * lisp/gnus/gnus-art.el (parse-time-string): Added autoload. * lisp/gnus/nnultimate.el (parse-time): Require for `parse-time-string'.
200 lines
6.7 KiB
EmacsLisp
200 lines
6.7 KiB
EmacsLisp
;;; gnus-delay.el --- Delayed posting of articles
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;; Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
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;; Author: Kai Großjohann <Kai.Grossjohann@CS.Uni-Dortmund.DE>
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;; Keywords: mail, news, extensions
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published
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;; by the Free Software Foundation; either version 2, or (at your
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;; option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful, but
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;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to
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;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Commentary:
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;; Provide delayed posting of articles.
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;;; Todo:
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;; * `gnus-delay-send-queue' barfs when group does not exist.
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;; * Integrate gnus-delay.el into the rest of Gnus automatically. How
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;; should this be done? Basically, we need to do what
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;; `gnus-delay-initialize' does. But in which files?
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;;; Code:
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(require 'nndraft)
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(require 'gnus-draft)
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(autoload 'parse-time-string "parse-time" nil nil)
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;;;###autoload
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(defgroup gnus-delay nil
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"Arrange for sending postings later."
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:version "22.1"
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:group 'gnus)
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(defcustom gnus-delay-group "delayed"
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"Group name for storing delayed articles."
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:type 'string
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:group 'gnus-delay)
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(defcustom gnus-delay-header "X-Gnus-Delayed"
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"Header name for storing info about delayed articles."
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:type 'string
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:group 'gnus-delay)
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(defcustom gnus-delay-default-delay "3d"
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"*Default length of delay."
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:type 'string
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:group 'gnus-delay)
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(defcustom gnus-delay-default-hour 8
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"*If deadline is given as date, then assume this time of day."
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:version "22.1"
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:type 'integer
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:group 'gnus-delay)
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;;;###autoload
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(defun gnus-delay-article (delay)
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"Delay this article by some time.
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DELAY is a string, giving the length of the time. Possible values are:
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* <digits><units> for <units> in minutes (`m'), hours (`h'), days (`d'),
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weeks (`w'), months (`M'), or years (`Y');
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* YYYY-MM-DD for a specific date. The time of day is given by the
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variable `gnus-delay-default-hour', minute and second are zero.
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* hh:mm for a specific time. Use 24h format. If it is later than this
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time, then the deadline is tomorrow, else today."
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(interactive
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(list (read-string
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"Target date (YYYY-MM-DD) or length of delay (units in [mhdwMY]): "
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gnus-delay-default-delay)))
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(let (num unit days year month day hour minute deadline)
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(cond ((string-match
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"\\([0-9][0-9][0-9]?[0-9]?\\)-\\([0-9]+\\)-\\([0-9]+\\)"
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delay)
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(setq year (string-to-number (match-string 1 delay))
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month (string-to-number (match-string 2 delay))
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day (string-to-number (match-string 3 delay)))
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(setq deadline
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(message-make-date
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(encode-time 0 0 ; second and minute
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gnus-delay-default-hour
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day month year))))
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((string-match "\\([0-9]+\\):\\([0-9]+\\)" delay)
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(setq hour (string-to-number (match-string 1 delay))
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minute (string-to-number (match-string 2 delay)))
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;; Use current time, except...
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(setq deadline (apply 'vector (decode-time (current-time))))
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;; ... for minute and hour.
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(aset deadline 1 minute)
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(aset deadline 2 hour)
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;; Convert to seconds.
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(setq deadline (time-to-seconds (apply 'encode-time
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(append deadline nil))))
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;; If this time has passed already, add a day.
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(when (< deadline (time-to-seconds (current-time)))
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(setq deadline (+ 3600 deadline))) ;3600 secs/day
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;; Convert seconds to date header.
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(setq deadline (message-make-date
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(seconds-to-time deadline))))
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((string-match "\\([0-9]+\\)\\s-*\\([mhdwMY]\\)" delay)
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(setq num (match-string 1 delay))
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(setq unit (match-string 2 delay))
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;; Start from seconds, then multiply into needed units.
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(setq num (string-to-number num))
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(cond ((string= unit "Y")
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(setq delay (* num 60 60 24 365)))
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((string= unit "M")
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(setq delay (* num 60 60 24 30)))
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((string= unit "w")
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(setq delay (* num 60 60 24 7)))
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((string= unit "d")
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(setq delay (* num 60 60 24)))
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((string= unit "h")
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(setq delay (* num 60 60)))
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(t
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(setq delay (* num 60))))
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(setq deadline (message-make-date
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(seconds-to-time (+ (time-to-seconds (current-time))
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delay)))))
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(t (error "Malformed delay `%s'" delay)))
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(message-add-header (format "%s: %s" gnus-delay-header deadline)))
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(set-buffer-modified-p t)
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;; If group does not exist, create it.
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(let ((group (format "nndraft:%s" gnus-delay-group)))
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(gnus-agent-queue-setup gnus-delay-group))
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(message-disassociate-draft)
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(nndraft-request-associate-buffer gnus-delay-group)
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(save-buffer 0)
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(kill-buffer (current-buffer))
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(message-do-actions message-postpone-actions))
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;;;###autoload
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(defun gnus-delay-send-queue ()
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"Send all the delayed messages that are due now."
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(interactive)
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(save-excursion
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(let* ((group (format "nndraft:%s" gnus-delay-group))
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(message-send-hook (copy-sequence message-send-hook))
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articles
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article deadline)
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(when (gnus-gethash group gnus-newsrc-hashtb)
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(gnus-activate-group group)
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(add-hook 'message-send-hook
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'(lambda ()
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(message-remove-header gnus-delay-header)))
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(setq articles (nndraft-articles))
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(while (setq article (pop articles))
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(gnus-request-head article group)
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(set-buffer nntp-server-buffer)
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(goto-char (point-min))
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(if (re-search-forward
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(concat "^" (regexp-quote gnus-delay-header) ":\\s-+")
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nil t)
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(progn
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(setq deadline (nnheader-header-value))
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(setq deadline (apply 'encode-time
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(parse-time-string deadline)))
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(setq deadline (time-since deadline))
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(when (and (>= (nth 0 deadline) 0)
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(>= (nth 1 deadline) 0))
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(message "Sending delayed article %d" article)
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(gnus-draft-send article group)
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(message "Sending delayed article %d...done" article)))
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(message "Delay header missing for article %d" article)))))))
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;;;###autoload
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(defun gnus-delay-initialize (&optional no-keymap no-check)
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"Initialize the gnus-delay package.
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This sets up a key binding in `message-mode' to delay a message.
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This tells Gnus to look for delayed messages after getting new news.
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The optional arg NO-KEYMAP is ignored.
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Checking delayed messages is skipped if optional arg NO-CHECK is non-nil."
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(unless no-check
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(add-hook 'gnus-get-new-news-hook 'gnus-delay-send-queue)))
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(provide 'gnus-delay)
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;; Local Variables:
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;; coding: iso-8859-1
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;; End:
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;;; arch-tag: fb2ad634-a897-4142-a503-f5991ec2349d
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;;; gnus-delay.el ends here
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