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54506618c7
Merge from gnus--rel--5.10 Patches applied: * miles@gnu.org--gnu-2004/gnus--rel--5.10--patch-55 Update from CVS 2004-10-19 Katsumi Yamaoka <yamaoka@jpl.org> * lisp/gnus/gnus-sum.el (gnus-update-summary-mark-positions): Search for dummy marks in the right way. 2004-10-18 Kevin Greiner <kgreiner@compsol.cc> * lisp/gnus/nnagent.el (nnagent-request-type): Bind gnus-agent to nil to avoid infinite recursion via gnus-get-function. 2004-10-18 Kevin Greiner <kgreiner@compsol.cc> * lisp/gnus/gnus-agent.el (gnus-agent-synchronize-group-flags): When necessary, pass full group name to gnus-request-set-marks. (gnus-agent-synchronize-group-flags): Added support for sync'ing tick marks. (gnus-agent-synchronize-flags-server): Be silent when writing file. 2004-10-18 Kevin Greiner <kgreiner@compsol.cc> * lisp/gnus/gnus-agent.el (gnus-agent-synchronize-group-flags): Replaced gnus-request-update-info with explicit code to sync the in-memory info read flags with the marks being sync'd to the backend. 2004-10-18 Kevin Greiner <kgreiner@compsol.cc> * lisp/gnus/gnus-agent.el (gnus-agent-possibly-synchronize-flags): Ignore servers that are offline. Avoids having gnus-agent-toggle-plugged first ask if you want to open a server and then, even when you responded with no, asking if you want to synchronize the server's flags. (gnus-agent-synchronize-flags-server): Rewrote read loop to handle multi-line expressions. (gnus-agent-synchronize-group-flags): New internal function. Updates marks in memory (in the info structure) AND in the backend. (gnus-agent-check-overview-buffer): Fixed range of deletion to remove entire duplicate line. Fixes merged article number bug. * lisp/gnus/gnus-util.el (gnus-remassoc): Fixed typo in documentation. * lisp/gnus/nnagent.el (nnagent-request-set-mark): Use gnus-agent-synchronize-group-flags, not backend's request-set-mark method, to ensure that synchronization updates marks in the backend and in the info (in memory) structure. 2004-10-18 Kevin Greiner <kgreiner@compsol.cc> * lisp/gnus/gnus-agent.el (gnus-agent-synchronize-flags-server): Do nothing unless plugged. Disable the agent so that an open failure causes an error. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> for Reiner Steib <Reiner.Steib@gmx.de> * lisp/gnus/gnus-agent.el (gnus-agent-fetched-hook): Add :version. (gnus-agent-go-online): Change :version. (gnus-agent-expire-unagentized-dirs) (gnus-agent-auto-agentize-methods): Add :version. 2004-10-18 Kevin Greiner <kgreiner@compsol.cc> * lisp/gnus/legacy-gnus-agent.el (gnus-agent-convert-to-compressed-agentview-prompt): New function. Used internally to only display 'gnus converting files' message when actually necessary. * lisp/gnus/gnus-sum.el (): Removed (require 'gnus-agent) as required methods now autoloaded. * lisp/gnus/gnus-int.el (gnus-request-move-article): Use gnus-agent-unfetch-articles in place of gnus-agent-expire to improve performance. 2004-10-18 Kevin Greiner <kgreiner@compsol.cc> * lisp/gnus/gnus-agent.el (gnus-agent-cat-groups): rewrote avoiding defsetf to avoid run-time CL dependencies. (gnus-agent-unfetch-articles): New function. (gnus-agent-fetch-headers): Use gnus-agent-braid-nov to validate article numbers even when local .overview file is missing. (gnus-agent-read-article-number): New function. Only accepts 27-bit article numbers. (gnus-agent-copy-nov-line, gnus-agent-uncached-articles): Use gnus-agent-read-article-number. (gnus-agent-braid-nov): Rewrote to validate article numbers coming from backend while recognizing that article numbers in .overview must be valid. * lisp/gnus/gnus-start.el (gnus-convert-old-newsrc): Changed message text as some users confused by references to .newsrc when they only have a .newsrc.eld file. (gnus-convert-mark-converter-prompt, gnus-convert-converter-needs-prompt): Fixed use of property list. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> for Katsumi Yamaoka <yamaoka@jpl.org> * lisp/gnus/gnus-agent.el (gnus-agent-restore-gcc): Use ^ and regexp-quote. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> for Lars Magne Ingebrigtsen <larsi@gnus.org> * lisp/gnus/gnus-start.el (gnus-get-unread-articles-in-group): Don't do stuff for non-living groups. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> for Lars Magne Ingebrigtsen <larsi@gnus.org> * lisp/gnus/gnus-agent.el (gnus-agent-synchronize-flags): Default to nil. (gnus-agent-regenerate-group): Using nil messages aren't valid. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> for Lars Magne Ingebrigtsen <larsi@gnus.org> * lisp/gnus/gnus-agent.el (gnus-agent-read-agentview): Inline gnus-uncompress-range. 2004-10-18 Kevin Greiner <kgreiner@xpediantsolutions.com> * lisp/gnus/legacy-gnus-agent.el (gnus-agent-convert-to-compressed-agentview): Fixed typos with help from Florian Weimer <fw@deneb.enyo.de> * lisp/gnus/gnus-agent.el (gnus-agentize): gnus-agent-send-mail-real-function no longer set to current value of message-send-mail-function but rather a lambda that calls message-send-mail-function. The change makes the agent real-time responsive to user changes to message-send-mail-function. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> for Reiner Steib <Reiner.Steib@gmx.de> * lisp/gnus/gnus-start.el (gnus-get-unread-articles): Fix last commit. 2004-10-18 Kevin Greiner <kgreiner@xpediantsolutions.com> * lisp/gnus/gnus-cache.el (gnus-cache-rename-group): New function. (gnus-cache-delete-group): New function. * lisp/gnus/gnus-agent.el (gnus-agent-rename-group): New function. (gnus-agent-delete-group): New function. (gnus-agent-save-group-info): Use gnus-command-method when `method' parameter is nil. Don't write nil entries into the active file. (gnus-agent-get-group-info): New function. (gnus-agent-get-local): Added optional parameters to avoid calling gnus-group-real-name and gnus-find-method-for-group. (gnus-agent-set-local): Delete stored entry if either min, or max, are nil. (gnus-agent-fetch-session): Reworded error/quit messages. On quit, use gnus-agent-regenerate-group to record existance of any articles fetched to disk before the quit occurred. * lisp/gnus/gnus-int.el (gnus-request-delete-group): Use gnus-cache-delete-group and gnus-agent-delete-group to keep the local disk in sync with the server. (gnus-request-rename-group): Use gnus-cache-rename-group and gnus-agent-rename-group to keep the local disk in sync with the server. * lisp/gnus/gnus-start.el (gnus-get-unread-articles): Cosmetic simplification to logic. * lisp/gnus/gnus-group.el (): (gnus-group-delete-group): No longer update gnus-cache-active-altered as gnus-request-delete-group now keeps the cache in sync. (gnus-group-list-active): Let the agent store a server's active list if currently plugged. * lisp/gnus/gnus-util.el (gnus-rename-file): New function. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> for Katsumi Yamaoka <yamaoka@jpl.org> * lisp/gnus/gnus-agent.el (gnus-agent-regenerate-group): Activate the group when the group's active is not available. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> for Katsumi Yamaoka <yamaoka@jpl.org> * lisp/gnus/gnus-agent.el (gnus-agent-read-agentview): Add a missing arg to error. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> * lisp/gnus/gnus-start.el (gnus-convert-old-newsrc): Only write the conversion message to newsrc-dribble when an actual conversion is performed. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> * lisp/gnus/gnus-agent.el (gnus-agent-read-local): Bind nnheader-file-coding-system to gnus-agent-file-coding-system to avoid the implicit assumption that they will always be equal. (gnus-agent-save-local): Bind buffer-file-coding-system, not coding-system-for-write, as the with-temp-file macro first prints to a buffer then saves the buffer. 2004-10-18 Kevin Greiner <kgreiner@xpediantsolutions.com> * lisp/gnus/legacy-gnus-agent.el (): New. Provides converters that are only loaded when gnus-convert-old-newsrc needs to call them. * lisp/gnus/gnus-agent.el (gnus-agent-read-agentview): Removed support for old file versions. (gnus-group-prepare-hook): Removed function that converted list form of gnus-agent-expire-days to group properties. * lisp/gnus/gnus-start.el (gnus-convert-old-newsrc): Registered new converters to handle old agent file formats. Added logic for a "backup before upgrading warning". (gnus-convert-mark-converter-prompt): Developers can mark functions as needing (default), or not needing, gnus-convert-old-newsrc's "backup before upgrading warning". (gnus-convert-converter-needs-prompt): Tests whether the user should be protected from potentially irreversable changes by the function. 2004-10-18 Kevin Greiner <kgreiner@xpediantsolutions.com> * lisp/gnus/gnus-int.el (gnus-request-accept-article): Inform the agent that articles are being added to a group. (gnus-request-replace-article): Inform the agent that articles need to be uncached as the cached contents are no longer valid. * lisp/gnus/gnus-agent.el (gnus-agent-file-header-cache): Removed. (gnus-agent-possibly-alter-active): Avoid null in numeric comparison. (gnus-agent-set-local): Refuse to save null in local object table. (gnus-agent-regenerate-group): The REREAD parameter can now be a list of articles that will be marked as unread. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> * lisp/gnus/gnus-range.el (gnus-sorted-range-intersection): Now accepts single-interval range of the form (min . max). Previously the range had to look like ((min . max)). Likewise, return (min . max) rather than ((min . max)). (gnus-range-map): Use gnus-range-normalize to accept single-interval range. * lisp/gnus/gnus-sum.el (gnus-summary-highlight-line): Articles stored in the cache, but not the agent, now appear with their usual face. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> * lisp/gnus/gnus-sum.el (gnus-adjust-marks): Now correctly handles a list of marks consisting of a single range {for example, (3 . 5)} rather than a list of a single range { ((3 . 5)) }. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> * lisp/gnus/gnus-sum.el (gnus-adjust-marks): Avoid splicing null INTO the uncompressed list. 2004-10-18 Kevin Greiner <kevin.greiner@compsol.cc> * lisp/gnus/gnus-draft.el (gnus-group-send-queue): Pass the group name "nndraft:queue" along to gnus-draft-send. Use gnus-agent-prompt-send-queue. (gnus-draft-send): Rebind gnus-agent-queue-mail to nil when group is "nndraft:queue". Suggested by Gaute Strokkenes <gs234@srcf.ucam.org> * lisp/gnus/gnus-group.el (gnus-group-catchup): Use new gnus-sequence-of-unread-articles, not gnus-list-of-unread-articles, to avoid exhausting memory with huge numbers of articles. Use gnus-range-map to avoid having to uncompress the unread list. (gnus-group-archive-directory, gnus-group-recent-archive-directory): Fixed invalid ange-ftp reference. * lisp/gnus/gnus-range.el (gnus-range-map): Iterate over list or sequence. (gnus-sorted-range-intersection): Intersection of two ranges without requiring that they first be uncompressed. * lisp/gnus/gnus-start.el (gnus-activate-group): Unless blocked by the caller, possibly expand the active range to include both cached and agentized articles. (gnus-convert-old-newsrc): Rewrote in anticipation of having multiple version-dependent converters. (gnus-groups-to-gnus-format): Replaced gnus-agent-save-groups with gnus-agent-save-active. (gnus-save-newsrc-file): Save dirty agent range limits. * lisp/gnus/gnus-sum.el (gnus-select-newgroup): Replaced inline code with gnus-agent-possibly-alter-active. (gnus-adjust-marked-articles): Faster handling of simple lists 2004-10-18 David Edmondson <dme@dme.org> * lisp/gnus/mm-view.el (mm-w3m-cid-retrieve-1): Don't use recursive call excessively.
257 lines
7.9 KiB
EmacsLisp
257 lines
7.9 KiB
EmacsLisp
;;; nnagent.el --- offline backend for Gnus
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;; Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002
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;; Free Software Foundation, Inc.
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;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
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;; Keywords: news, mail
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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 by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU 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 the
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;; 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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;;; Code:
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(require 'nnheader)
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(require 'nnoo)
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(eval-when-compile (require 'cl))
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(require 'gnus-agent)
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(require 'nnml)
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(nnoo-declare nnagent
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nnml)
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(defconst nnagent-version "nnagent 1.0")
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(defvoo nnagent-directory nil
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"Internal variable."
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nnml-directory)
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(defvoo nnagent-active-file nil
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"Internal variable."
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nnml-active-file)
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(defvoo nnagent-newsgroups-file nil
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"Internal variable."
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nnml-newsgroups-file)
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(defvoo nnagent-get-new-mail nil
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"Internal variable."
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nnml-get-new-mail)
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;;; Interface functions.
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(nnoo-define-basics nnagent)
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(defun nnagent-server (server)
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(and server (format "%s+%s" (car gnus-command-method) server)))
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(deffoo nnagent-open-server (server &optional defs)
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(setq defs
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`((nnagent-directory ,(gnus-agent-directory))
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(nnagent-active-file ,(gnus-agent-lib-file "active"))
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(nnagent-newsgroups-file ,(gnus-agent-lib-file "newsgroups"))
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(nnagent-get-new-mail nil)))
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(nnoo-change-server 'nnagent
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(nnagent-server server)
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defs)
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(let ((dir (gnus-agent-directory))
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err)
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(cond
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((not (condition-case arg
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(file-exists-p dir)
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(ftp-error (setq err (format "%s" arg)))))
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(nnagent-close-server)
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(nnheader-report
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'nnagent (or err
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(format "No such file or directory: %s" dir))))
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((not (file-directory-p (file-truename dir)))
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(nnagent-close-server)
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(nnheader-report 'nnagent "Not a directory: %s" dir))
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(t
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(nnheader-report 'nnagent "Opened server %s using directory %s"
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server dir)
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t))))
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(deffoo nnagent-retrieve-groups (groups &optional server)
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(save-excursion
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(cond
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((file-exists-p (gnus-agent-lib-file "groups"))
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(nnmail-find-file (gnus-agent-lib-file "groups"))
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'groups)
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((file-exists-p (gnus-agent-lib-file "active"))
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(nnmail-find-file (gnus-agent-lib-file "active"))
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'active)
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(t nil))))
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(defun nnagent-request-type (group article)
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(unless (stringp article)
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(let ((gnus-agent nil))
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(if (not (gnus-check-backend-function
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'request-type (car gnus-command-method)))
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'unknown
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(funcall (gnus-get-function gnus-command-method 'request-type)
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(gnus-group-real-name group) article)))))
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(deffoo nnagent-request-newgroups (date server)
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nil)
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(deffoo nnagent-request-update-info (group info &optional server)
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nil)
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(deffoo nnagent-request-post (&optional server)
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(gnus-agent-insert-meta-information 'news gnus-command-method)
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(gnus-request-accept-article "nndraft:queue" nil t t))
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(deffoo nnagent-request-set-mark (group action server)
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(with-temp-buffer
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(insert "(gnus-agent-synchronize-group-flags \""
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group
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"\" '")
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(gnus-pp action)
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(insert " \""
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(gnus-method-to-server gnus-command-method)
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"\"")
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(insert ")\n")
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(append-to-file (point-min) (point-max) (gnus-agent-lib-file "flags")))
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nil)
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(deffoo nnagent-retrieve-headers (articles &optional group server fetch-old)
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(let ((file (gnus-agent-article-name ".overview" group))
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arts n first)
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(save-excursion
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(gnus-agent-load-alist group)
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(setq arts (gnus-sorted-difference
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articles (mapcar 'car gnus-agent-article-alist)))
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;; Assume that articles with smaller numbers than the first one
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;; Agent knows are gone.
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(setq first (caar gnus-agent-article-alist))
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(when first
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(while (and arts (< (car arts) first))
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(pop arts)))
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(set-buffer nntp-server-buffer)
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(erase-buffer)
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(nnheader-insert-nov-file file (car articles))
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(goto-char (point-min))
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(gnus-parse-without-error
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(while (and arts (not (eobp)))
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(setq n (read (current-buffer)))
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(when (> n (car arts))
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(beginning-of-line))
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(while (and arts (> n (car arts)))
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(insert (format
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"%d\t[Undownloaded article %d]\tGnus Agent\t\t\t\n"
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(car arts) (car arts)))
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(pop arts))
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(when (and arts (= n (car arts)))
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(pop arts))
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(forward-line 1)))
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(while arts
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(insert (format
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"%d\t[Undownloaded article %d]\tGnus Agent\t\t\t\n"
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(car arts) (car arts)))
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(pop arts))
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(if (and fetch-old
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(not (numberp fetch-old)))
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t ; Don't remove anything.
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(nnheader-nov-delete-outside-range
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(if fetch-old (max 1 (- (car articles) fetch-old))
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(car articles))
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(car (last articles)))
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t)
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'nov)))
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(deffoo nnagent-request-expire-articles (articles group &optional server force)
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articles)
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(deffoo nnagent-request-group (group &optional server dont-check)
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(nnoo-parent-function 'nnagent 'nnml-request-group
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(list group (nnagent-server server) dont-check)))
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(deffoo nnagent-close-group (group &optional server)
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(nnoo-parent-function 'nnagent 'nnml-close-group
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(list group (nnagent-server server))))
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(deffoo nnagent-request-accept-article (group &optional server last)
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(nnoo-parent-function 'nnagent 'nnml-request-accept-article
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(list group (nnagent-server server) last)))
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(deffoo nnagent-request-article (id &optional group server buffer)
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(nnoo-parent-function 'nnagent 'nnml-request-article
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(list id group (nnagent-server server) buffer)))
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(deffoo nnagent-request-create-group (group &optional server args)
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(nnoo-parent-function 'nnagent 'nnml-request-create-group
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(list group (nnagent-server server) args)))
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(deffoo nnagent-request-delete-group (group &optional force server)
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(nnoo-parent-function 'nnagent 'nnml-request-delete-group
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(list group force (nnagent-server server))))
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(deffoo nnagent-request-list (&optional server)
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(nnoo-parent-function 'nnagent 'nnml-request-list
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(list (nnagent-server server))))
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(deffoo nnagent-request-list-newsgroups (&optional server)
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(nnoo-parent-function 'nnagent 'nnml-request-list-newsgroups
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(list (nnagent-server server))))
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(deffoo nnagent-request-move-article
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(article group server accept-form &optional last)
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(nnoo-parent-function 'nnagent 'nnml-request-move-article
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(list article group (nnagent-server server)
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accept-form last)))
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(deffoo nnagent-request-rename-group (group new-name &optional server)
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(nnoo-parent-function 'nnagent 'nnml-request-rename-group
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(list group new-name (nnagent-server server))))
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(deffoo nnagent-request-scan (&optional group server)
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(nnoo-parent-function 'nnagent 'nnml-request-scan
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(list group (nnagent-server server))))
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(deffoo nnagent-set-status (article name value &optional group server)
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(nnoo-parent-function 'nnagent 'nnml-set-status
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(list article name value group (nnagent-server server))))
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(deffoo nnagent-server-opened (&optional server)
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(nnoo-parent-function 'nnagent 'nnml-server-opened
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(list (nnagent-server server))))
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(deffoo nnagent-status-message (&optional server)
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(nnoo-parent-function 'nnagent 'nnml-status-message
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(list (nnagent-server server))))
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(deffoo nnagent-request-regenerate (server)
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(nnoo-parent-function 'nnagent 'nnml-request-regenerate
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(list (nnagent-server server))))
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;; Use nnml functions for just about everything.
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(nnoo-import nnagent
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(nnml))
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;;; Internal functions.
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(provide 'nnagent)
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;;; arch-tag: af710b77-f816-4969-af31-6fd94fb42245
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;;; nnagent.el ends here
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