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3075 lines
104 KiB
EmacsLisp
3075 lines
104 KiB
EmacsLisp
;;; gnus-score.el --- scoring code for Gnus
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;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
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;; 2004, 2005, 2006 Free Software Foundation, Inc.
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;; Author: Per Abrahamsen <amanda@iesd.auc.dk>
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;; Lars Magne Ingebrigtsen <larsi@gnus.org>
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;; Keywords: news
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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., 51 Franklin Street, Fifth Floor,
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;; Boston, MA 02110-1301, USA.
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;;; Commentary:
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;;; Code:
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(eval-when-compile (require 'cl))
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(require 'gnus)
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(require 'gnus-sum)
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(require 'gnus-range)
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(require 'gnus-win)
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(require 'message)
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(require 'score-mode)
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(autoload 'ffap-string-at-point "ffap")
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(defcustom gnus-global-score-files nil
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"List of global score files and directories.
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Set this variable if you want to use people's score files. One entry
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for each score file or each score file directory. Gnus will decide
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by itself what score files are applicable to which group.
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Say you want to use the single score file
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\"/ftp.gnus.org@ftp:/pub/larsi/ding/score/soc.motss.SCORE\" and all
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score files in the \"/ftp.some-where:/pub/score\" directory.
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(setq gnus-global-score-files
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'(\"/ftp.gnus.org:/pub/larsi/ding/score/soc.motss.SCORE\"
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\"/ftp.some-where:/pub/score\"))"
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:group 'gnus-score-files
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:type '(repeat file))
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(defcustom gnus-score-file-single-match-alist nil
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"Alist mapping regexps to lists of score files.
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Each element of this alist should be of the form
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(\"REGEXP\" [ \"SCORE-FILE-1\" ] [ \"SCORE-FILE-2\" ] ... )
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If the name of a group is matched by REGEXP, the corresponding scorefiles
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will be used for that group.
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The first match found is used, subsequent matching entries are ignored (to
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use multiple matches, see `gnus-score-file-multiple-match-alist').
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These score files are loaded in addition to any files returned by
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`gnus-score-find-score-files-function'."
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:group 'gnus-score-files
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:type '(repeat (cons regexp (repeat file))))
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(defcustom gnus-score-file-multiple-match-alist nil
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"Alist mapping regexps to lists of score files.
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Each element of this alist should be of the form
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(\"REGEXP\" [ \"SCORE-FILE-1\" ] [ \"SCORE-FILE-2\" ] ... )
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If the name of a group is matched by REGEXP, the corresponding scorefiles
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will be used for that group.
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If multiple REGEXPs match a group, the score files corresponding to each
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match will be used (for only one match to be used, see
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`gnus-score-file-single-match-alist').
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These score files are loaded in addition to any files returned by
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`gnus-score-find-score-files-function'."
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:group 'gnus-score-files
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:type '(repeat (cons regexp (repeat file))))
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(defcustom gnus-score-file-suffix "SCORE"
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"Suffix of the score files."
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:group 'gnus-score-files
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:type 'string)
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(defcustom gnus-adaptive-file-suffix "ADAPT"
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"Suffix of the adaptive score files."
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:group 'gnus-score-files
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:group 'gnus-score-adapt
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:type 'string)
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(defcustom gnus-score-find-score-files-function 'gnus-score-find-bnews
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"Function used to find score files.
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The function will be called with the group name as the argument, and
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should return a list of score files to apply to that group. The score
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files do not actually have to exist.
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Predefined values are:
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`gnus-score-find-single': Only apply the group's own score file.
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`gnus-score-find-hierarchical': Also apply score files from parent groups.
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`gnus-score-find-bnews': Apply score files whose names matches.
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See the documentation to these functions for more information.
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This variable can also be a list of functions to be called. Each
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function is given the group name as argument and should either return
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a list of score files, or a list of score alists.
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If functions other than these pre-defined functions are used,
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the `a' symbolic prefix to the score commands will always use
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\"all.SCORE\"."
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:group 'gnus-score-files
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:type '(radio (function-item gnus-score-find-single)
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(function-item gnus-score-find-hierarchical)
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(function-item gnus-score-find-bnews)
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(repeat :tag "List of functions"
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(choice (function :tag "Other" :value 'ignore)
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(function-item gnus-score-find-single)
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(function-item gnus-score-find-hierarchical)
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(function-item gnus-score-find-bnews)))
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(function :tag "Other" :value 'ignore)))
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(defcustom gnus-score-interactive-default-score 1000
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"*Scoring commands will raise/lower the score with this number as the default."
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:group 'gnus-score-default
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:type 'integer)
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(defcustom gnus-score-expiry-days 7
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"*Number of days before unused score file entries are expired.
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If this variable is nil, no score file entries will be expired."
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:group 'gnus-score-expire
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:type '(choice (const :tag "never" nil)
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number))
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(defcustom gnus-update-score-entry-dates t
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"*If non-nil, update matching score entry dates.
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If this variable is nil, then score entries that provide matches
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will be expired along with non-matching score entries."
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:group 'gnus-score-expire
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:type 'boolean)
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(defcustom gnus-decay-scores nil
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"*If non-nil, decay non-permanent scores."
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:group 'gnus-score-decay
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:type 'boolean)
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(defcustom gnus-decay-score-function 'gnus-decay-score
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"*Function called to decay a score.
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It is called with one parameter -- the score to be decayed."
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:group 'gnus-score-decay
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:type '(radio (function-item gnus-decay-score)
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(function :tag "Other")))
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(defcustom gnus-score-decay-constant 3
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"*Decay all \"small\" scores with this amount."
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:group 'gnus-score-decay
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:type 'integer)
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(defcustom gnus-score-decay-scale .05
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"*Decay all \"big\" scores with this factor."
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:group 'gnus-score-decay
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:type 'number)
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(defcustom gnus-home-score-file nil
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"Variable to control where interactive score entries are to go.
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It can be:
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* A string
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This file will be used as the home score file.
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* A function
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The result of this function will be used as the home score file.
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The function will be passed the name of the group as its
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parameter.
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* A list
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The elements in this list can be:
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* `(regexp file-name ...)'
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If the `regexp' matches the group name, the first `file-name'
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will be used as the home score file. (Multiple filenames are
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allowed so that one may use gnus-score-file-single-match-alist to
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set this variable.)
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* A function.
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If the function returns non-nil, the result will be used
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as the home score file. The function will be passed the
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name of the group as its parameter.
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* A string. Use the string as the home score file.
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The list will be traversed from the beginning towards the end looking
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for matches."
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:group 'gnus-score-files
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:type '(choice string
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(repeat (choice string
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(cons regexp (repeat file))
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(function :value fun)))
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(function-item gnus-hierarchial-home-score-file)
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(function-item gnus-current-home-score-file)
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(function :value fun)))
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(defcustom gnus-home-adapt-file nil
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"Variable to control where new adaptive score entries are to go.
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This variable allows the same syntax as `gnus-home-score-file'."
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:group 'gnus-score-adapt
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:group 'gnus-score-files
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:type '(choice string
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(repeat (choice string
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(cons regexp (repeat file))
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(function :value fun)))
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(function :value fun)))
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(defcustom gnus-default-adaptive-score-alist
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`((gnus-kill-file-mark)
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(gnus-unread-mark)
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(gnus-read-mark
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(from , (+ 2 gnus-score-decay-constant))
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(subject , (+ 27 gnus-score-decay-constant)))
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(gnus-catchup-mark
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(subject , (+ -7 (* -1 gnus-score-decay-constant))))
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(gnus-killed-mark
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(from , (- -1 gnus-score-decay-constant))
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(subject , (+ -17 (* -1 gnus-score-decay-constant))))
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(gnus-del-mark
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(from , (- -1 gnus-score-decay-constant))
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(subject , (+ -12 (* -1 gnus-score-decay-constant)))))
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"Alist of marks and scores.
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If you use score decays, you might want to set values higher than
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`gnus-score-decay-constant'."
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:group 'gnus-score-adapt
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:type '(repeat (cons (symbol :tag "Mark")
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(repeat (list (choice :tag "Header"
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(const from)
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(const subject)
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(symbol :tag "other"))
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(integer :tag "Score"))))))
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(defcustom gnus-adaptive-word-length-limit nil
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"*Words of a length lesser than this limit will be ignored when doing adaptive scoring."
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:version "22.1"
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:group 'gnus-score-adapt
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:type '(radio (const :format "Unlimited " nil)
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(integer :format "Maximum length: %v")))
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(defcustom gnus-ignored-adaptive-words nil
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"List of words to be ignored when doing adaptive word scoring."
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:group 'gnus-score-adapt
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:type '(repeat string))
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(defcustom gnus-default-ignored-adaptive-words
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'("a" "i" "the" "to" "of" "and" "in" "is" "it" "for" "that" "if" "you"
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"this" "be" "on" "with" "not" "have" "are" "or" "as" "from" "can"
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"but" "by" "at" "an" "will" "no" "all" "was" "do" "there" "my" "one"
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"so" "we" "they" "what" "would" "any" "which" "about" "get" "your"
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"use" "some" "me" "then" "name" "like" "out" "when" "up" "time"
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"other" "more" "only" "just" "end" "also" "know" "how" "new" "should"
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"been" "than" "them" "he" "who" "make" "may" "people" "these" "now"
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"their" "here" "into" "first" "could" "way" "had" "see" "work" "well"
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"were" "two" "very" "where" "while" "us" "because" "good" "same"
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"even" "much" "most" "many" "such" "long" "his" "over" "last" "since"
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"right" "before" "our" "without" "too" "those" "why" "must" "part"
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"being" "current" "back" "still" "go" "point" "value" "each" "did"
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"both" "true" "off" "say" "another" "state" "might" "under" "start"
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"try" "re")
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"*Default list of words to be ignored when doing adaptive word scoring."
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:group 'gnus-score-adapt
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:type '(repeat string))
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(defcustom gnus-default-adaptive-word-score-alist
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`((,gnus-read-mark . 30)
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(,gnus-catchup-mark . -10)
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(,gnus-killed-mark . -20)
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(,gnus-del-mark . -15))
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"*Alist of marks and scores."
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:group 'gnus-score-adapt
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:type '(repeat (cons (character :tag "Mark")
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(integer :tag "Score"))))
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(defcustom gnus-adaptive-word-minimum nil
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"If a number, this is the minimum score value that can be assigned to a word."
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:group 'gnus-score-adapt
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:type '(choice (const nil) integer))
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(defcustom gnus-adaptive-word-no-group-words nil
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"If t, don't adaptively score words included in the group name."
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:group 'gnus-score-adapt
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:type 'boolean)
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(defcustom gnus-score-mimic-keymap nil
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"*Have the score entry functions pretend that they are a keymap."
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:group 'gnus-score-default
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:type 'boolean)
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(defcustom gnus-score-exact-adapt-limit 10
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"*Number that says how long a match has to be before using substring matching.
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When doing adaptive scoring, one normally uses fuzzy or substring
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matching. However, if the header one matches is short, the possibility
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for false positives is great, so if the length of the match is less
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than this variable, exact matching will be used.
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If this variable is nil, exact matching will always be used."
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:group 'gnus-score-adapt
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:type '(choice (const nil) integer))
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(defcustom gnus-score-uncacheable-files "ADAPT$"
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"All score files that match this regexp will not be cached."
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:group 'gnus-score-adapt
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:group 'gnus-score-files
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:type 'regexp)
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(defcustom gnus-score-default-header nil
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"Default header when entering new scores.
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Should be one of the following symbols.
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a: from
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s: subject
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b: body
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h: head
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i: message-id
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t: references
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x: xref
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e: `extra' (non-standard overview)
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l: lines
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d: date
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f: followup
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If nil, the user will be asked for a header."
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:group 'gnus-score-default
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:type '(choice (const :tag "from" a)
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(const :tag "subject" s)
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(const :tag "body" b)
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(const :tag "head" h)
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(const :tag "message-id" i)
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(const :tag "references" t)
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(const :tag "xref" x)
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(const :tag "extra" e)
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(const :tag "lines" l)
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(const :tag "date" d)
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(const :tag "followup" f)
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(const :tag "ask" nil)))
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(defcustom gnus-score-default-type nil
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"Default match type when entering new scores.
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Should be one of the following symbols.
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s: substring
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e: exact string
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f: fuzzy string
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r: regexp string
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b: before date
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a: after date
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n: this date
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<: less than number
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>: greater than number
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=: equal to number
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If nil, the user will be asked for a match type."
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:group 'gnus-score-default
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:type '(choice (const :tag "substring" s)
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(const :tag "exact string" e)
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(const :tag "fuzzy string" f)
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(const :tag "regexp string" r)
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(const :tag "before date" b)
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(const :tag "after date" a)
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(const :tag "this date" n)
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(const :tag "less than number" <)
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(const :tag "greater than number" >)
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(const :tag "equal than number" =)
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(const :tag "ask" nil)))
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(defcustom gnus-score-default-fold nil
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"Use case folding for new score file entries iff not nil."
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:group 'gnus-score-default
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:type 'boolean)
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(defcustom gnus-score-default-duration nil
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"Default duration of effect when entering new scores.
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Should be one of the following symbols.
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t: temporary
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p: permanent
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i: immediate
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If nil, the user will be asked for a duration."
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:group 'gnus-score-default
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:type '(choice (const :tag "temporary" t)
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(const :tag "permanent" p)
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(const :tag "immediate" i)
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(const :tag "ask" nil)))
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(defcustom gnus-score-after-write-file-function nil
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"Function called with the name of the score file just written to disk."
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:group 'gnus-score-files
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:type '(choice (const nil) function))
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(defcustom gnus-score-thread-simplify nil
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"If non-nil, subjects will simplified as in threading."
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:group 'gnus-score-various
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:type 'boolean)
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;; Internal variables.
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(defvar gnus-score-use-all-scores t
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"If nil, only `gnus-score-find-score-files-function' is used.")
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(defvar gnus-adaptive-word-syntax-table
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(let ((table (copy-syntax-table (standard-syntax-table)))
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(numbers '(?0 ?1 ?2 ?3 ?4 ?5 ?6 ?7 ?8 ?9)))
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(while numbers
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(modify-syntax-entry (pop numbers) " " table))
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(modify-syntax-entry ?' "w" table)
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table)
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"Syntax table used when doing adaptive word scoring.")
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(defvar gnus-scores-exclude-files nil)
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(defvar gnus-internal-global-score-files nil)
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(defvar gnus-score-file-list nil)
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(defvar gnus-short-name-score-file-cache nil)
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(defvar gnus-score-help-winconf nil)
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(defvar gnus-adaptive-score-alist gnus-default-adaptive-score-alist)
|
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(defvar gnus-adaptive-word-score-alist gnus-default-adaptive-word-score-alist)
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(defvar gnus-score-trace nil)
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(defvar gnus-score-edit-buffer nil)
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(defvar gnus-score-alist nil
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"Alist containing score information.
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The keys can be symbols or strings. The following symbols are defined.
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touched: If this alist has been modified.
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mark: Automatically mark articles below this.
|
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expunge: Automatically expunge articles below this.
|
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files: List of other score files to load when loading this one.
|
||
eval: Sexp to be evaluated when the score file is loaded.
|
||
|
||
String entries have the form (HEADER (MATCH TYPE SCORE DATE) ...)
|
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where HEADER is the header being scored, MATCH is the string we are
|
||
looking for, TYPE is a flag indicating whether it should use regexp or
|
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substring matching, SCORE is the score to add and DATE is the date
|
||
of the last successful match.")
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(defvar gnus-score-cache nil)
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(defvar gnus-scores-articles nil)
|
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(defvar gnus-score-index nil)
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(defconst gnus-header-index
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;; Name to index alist.
|
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'(("number" 0 gnus-score-integer)
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("subject" 1 gnus-score-string)
|
||
("from" 2 gnus-score-string)
|
||
("date" 3 gnus-score-date)
|
||
("message-id" 4 gnus-score-string)
|
||
("references" 5 gnus-score-string)
|
||
("chars" 6 gnus-score-integer)
|
||
("lines" 7 gnus-score-integer)
|
||
("xref" 8 gnus-score-string)
|
||
("extra" 9 gnus-score-string)
|
||
("head" -1 gnus-score-body)
|
||
("body" -1 gnus-score-body)
|
||
("all" -1 gnus-score-body)
|
||
("followup" 2 gnus-score-followup)
|
||
("thread" 5 gnus-score-thread)))
|
||
|
||
;;; Summary mode score maps.
|
||
|
||
(gnus-define-keys (gnus-summary-score-map "V" gnus-summary-mode-map)
|
||
"s" gnus-summary-set-score
|
||
"S" gnus-summary-current-score
|
||
"c" gnus-score-change-score-file
|
||
"C" gnus-score-customize
|
||
"m" gnus-score-set-mark-below
|
||
"x" gnus-score-set-expunge-below
|
||
"R" gnus-summary-rescore
|
||
"e" gnus-score-edit-current-scores
|
||
"f" gnus-score-edit-file
|
||
"F" gnus-score-flush-cache
|
||
"t" gnus-score-find-trace
|
||
"w" gnus-score-find-favourite-words)
|
||
|
||
;; Summary score file commands
|
||
|
||
;; Much modification of the kill (ahem, score) code and lots of the
|
||
;; functions are written by Per Abrahamsen <amanda@iesd.auc.dk>.
|
||
|
||
(defun gnus-summary-lower-score (&optional score symp)
|
||
"Make a score entry based on the current article.
|
||
The user will be prompted for header to score on, match type,
|
||
permanence, and the string to be used. The numerical prefix will be
|
||
used as score. A symbolic prefix of `a' says to use the `all.SCORE'
|
||
file for the command instead of the current score file."
|
||
(interactive (gnus-interactive "P\ny"))
|
||
(gnus-summary-increase-score (- (gnus-score-delta-default score)) symp))
|
||
|
||
(defun gnus-score-kill-help-buffer ()
|
||
(when (get-buffer "*Score Help*")
|
||
(kill-buffer "*Score Help*")
|
||
(when gnus-score-help-winconf
|
||
(set-window-configuration gnus-score-help-winconf))))
|
||
|
||
(defun gnus-summary-increase-score (&optional score symp)
|
||
"Make a score entry based on the current article.
|
||
The user will be prompted for header to score on, match type,
|
||
permanence, and the string to be used. The numerical prefix will be
|
||
used as score. A symbolic prefix of `a' says to use the `all.SCORE'
|
||
file for the command instead of the current score file."
|
||
(interactive (gnus-interactive "P\ny"))
|
||
(let* ((nscore (gnus-score-delta-default score))
|
||
(prefix (if (< nscore 0) ?L ?I))
|
||
(increase (> nscore 0))
|
||
(char-to-header
|
||
'((?a "from" nil nil string)
|
||
(?s "subject" nil nil string)
|
||
(?b "body" "" nil body-string)
|
||
(?h "head" "" nil body-string)
|
||
(?i "message-id" nil nil string)
|
||
(?r "references" "message-id" nil string)
|
||
(?x "xref" nil nil string)
|
||
(?e "extra" nil nil string)
|
||
(?l "lines" nil nil number)
|
||
(?d "date" nil nil date)
|
||
(?f "followup" nil nil string)
|
||
(?t "thread" "message-id" nil string)))
|
||
(char-to-type
|
||
'((?s s "substring" string)
|
||
(?e e "exact string" string)
|
||
(?f f "fuzzy string" string)
|
||
(?r r "regexp string" string)
|
||
(?z s "substring" body-string)
|
||
(?p r "regexp string" body-string)
|
||
(?b before "before date" date)
|
||
(?a after "after date" date)
|
||
(?n at "this date" date)
|
||
(?< < "less than number" number)
|
||
(?> > "greater than number" number)
|
||
(?= = "equal to number" number)))
|
||
(current-score-file gnus-current-score-file)
|
||
(char-to-perm
|
||
(list (list ?t (current-time-string) "temporary")
|
||
'(?p perm "permanent") '(?i now "immediate")))
|
||
(mimic gnus-score-mimic-keymap)
|
||
(hchar (and gnus-score-default-header
|
||
(aref (symbol-name gnus-score-default-header) 0)))
|
||
(tchar (and gnus-score-default-type
|
||
(aref (symbol-name gnus-score-default-type) 0)))
|
||
(pchar (and gnus-score-default-duration
|
||
(aref (symbol-name gnus-score-default-duration) 0)))
|
||
entry temporary type match extra)
|
||
|
||
(unwind-protect
|
||
(progn
|
||
|
||
;; First we read the header to score.
|
||
(while (not hchar)
|
||
(if mimic
|
||
(progn
|
||
(sit-for 1)
|
||
(message "%c-" prefix))
|
||
(message "%s header (%s?): " (if increase "Increase" "Lower")
|
||
(mapconcat (lambda (s) (char-to-string (car s)))
|
||
char-to-header "")))
|
||
(setq hchar (read-char))
|
||
(when (or (= hchar ??) (= hchar ?\C-h))
|
||
(setq hchar nil)
|
||
(gnus-score-insert-help "Match on header" char-to-header 1)))
|
||
|
||
(gnus-score-kill-help-buffer)
|
||
(unless (setq entry (assq (downcase hchar) char-to-header))
|
||
(if mimic (error "%c %c" prefix hchar)
|
||
(error "Invalid header type")))
|
||
|
||
(when (/= (downcase hchar) hchar)
|
||
;; This was a majuscule, so we end reading and set the defaults.
|
||
(if mimic (message "%c %c" prefix hchar) (message ""))
|
||
(setq tchar (or tchar ?s)
|
||
pchar (or pchar ?t)))
|
||
|
||
(let ((legal-types
|
||
(delq nil
|
||
(mapcar (lambda (s)
|
||
(if (eq (nth 4 entry)
|
||
(nth 3 s))
|
||
s nil))
|
||
char-to-type))))
|
||
;; We continue reading - the type.
|
||
(while (not tchar)
|
||
(if mimic
|
||
(progn
|
||
(sit-for 1) (message "%c %c-" prefix hchar))
|
||
(message "%s header '%s' with match type (%s?): "
|
||
(if increase "Increase" "Lower")
|
||
(nth 1 entry)
|
||
(mapconcat (lambda (s) (char-to-string (car s)))
|
||
legal-types "")))
|
||
(setq tchar (read-char))
|
||
(when (or (= tchar ??) (= tchar ?\C-h))
|
||
(setq tchar nil)
|
||
(gnus-score-insert-help "Match type" legal-types 2)))
|
||
|
||
(gnus-score-kill-help-buffer)
|
||
(unless (setq type (nth 1 (assq (downcase tchar) legal-types)))
|
||
(if mimic (error "%c %c" prefix hchar)
|
||
(error "Invalid match type"))))
|
||
|
||
(when (/= (downcase tchar) tchar)
|
||
;; It was a majuscule, so we end reading and use the default.
|
||
(if mimic (message "%c %c %c" prefix hchar tchar)
|
||
(message ""))
|
||
(setq pchar (or pchar ?t)))
|
||
|
||
;; We continue reading.
|
||
(while (not pchar)
|
||
(if mimic
|
||
(progn
|
||
(sit-for 1) (message "%c %c %c-" prefix hchar tchar))
|
||
(message "%s permanence (%s?): " (if increase "Increase" "Lower")
|
||
(mapconcat (lambda (s) (char-to-string (car s)))
|
||
char-to-perm "")))
|
||
(setq pchar (read-char))
|
||
(when (or (= pchar ??) (= pchar ?\C-h))
|
||
(setq pchar nil)
|
||
(gnus-score-insert-help "Match permanence" char-to-perm 2)))
|
||
|
||
(gnus-score-kill-help-buffer)
|
||
(if mimic (message "%c %c %c %c" prefix hchar tchar pchar)
|
||
(message ""))
|
||
(unless (setq temporary (cadr (assq pchar char-to-perm)))
|
||
;; Deal with der(r)ided superannuated paradigms.
|
||
(when (and (eq (1+ prefix) 77)
|
||
(eq (+ hchar 12) 109)
|
||
(eq (1- tchar) 113)
|
||
(eq (- pchar 4) 111))
|
||
(error "You rang?"))
|
||
(if mimic
|
||
(error "%c %c %c %c" prefix hchar tchar pchar)
|
||
(error "Invalid match duration"))))
|
||
;; Always kill the score help buffer.
|
||
(gnus-score-kill-help-buffer))
|
||
|
||
;; If scoring an extra (non-standard overview) header,
|
||
;; we must find out which header is in question.
|
||
(setq extra
|
||
(and gnus-extra-headers
|
||
(equal (nth 1 entry) "extra")
|
||
(intern ; need symbol
|
||
(gnus-completing-read-with-default
|
||
(symbol-name (car gnus-extra-headers)) ; default response
|
||
"Score extra header" ; prompt
|
||
(mapcar (lambda (x) ; completion list
|
||
(cons (symbol-name x) x))
|
||
gnus-extra-headers)
|
||
nil ; no completion limit
|
||
t)))) ; require match
|
||
;; extra is now nil or a symbol.
|
||
|
||
;; We have all the data, so we enter this score.
|
||
(setq match (if (string= (nth 2 entry) "") ""
|
||
(gnus-summary-header (or (nth 2 entry) (nth 1 entry))
|
||
nil extra)))
|
||
|
||
;; Modify the match, perhaps.
|
||
(cond
|
||
((equal (nth 1 entry) "xref")
|
||
(when (string-match "^Xref: *" match)
|
||
(setq match (substring match (match-end 0))))
|
||
(when (string-match "^[^:]* +" match)
|
||
(setq match (substring match (match-end 0))))))
|
||
|
||
(when (memq type '(r R regexp Regexp))
|
||
(setq match (regexp-quote match)))
|
||
|
||
;; Change score file to the "all.SCORE" file.
|
||
(when (eq symp 'a)
|
||
(save-excursion
|
||
(set-buffer gnus-summary-buffer)
|
||
(gnus-score-load-file
|
||
;; This is a kludge; yes...
|
||
(cond
|
||
((eq gnus-score-find-score-files-function
|
||
'gnus-score-find-hierarchical)
|
||
(gnus-score-file-name ""))
|
||
((eq gnus-score-find-score-files-function 'gnus-score-find-single)
|
||
current-score-file)
|
||
(t
|
||
(gnus-score-file-name "all"))))))
|
||
|
||
(gnus-summary-score-entry
|
||
(nth 1 entry) ; Header
|
||
match ; Match
|
||
type ; Type
|
||
(if (eq score 's) nil score) ; Score
|
||
(if (eq temporary 'perm) ; Temp
|
||
nil
|
||
temporary)
|
||
(not (nth 3 entry)) ; Prompt
|
||
nil ; not silent
|
||
extra) ; non-standard overview.
|
||
|
||
(when (eq symp 'a)
|
||
;; We change the score file back to the previous one.
|
||
(save-excursion
|
||
(set-buffer gnus-summary-buffer)
|
||
(gnus-score-load-file current-score-file)))))
|
||
|
||
(defun gnus-score-insert-help (string alist idx)
|
||
(setq gnus-score-help-winconf (current-window-configuration))
|
||
(save-excursion
|
||
(set-buffer (gnus-get-buffer-create "*Score Help*"))
|
||
(buffer-disable-undo)
|
||
(delete-windows-on (current-buffer))
|
||
(erase-buffer)
|
||
(insert string ":\n\n")
|
||
(let ((max -1)
|
||
(list alist)
|
||
(i 0)
|
||
n width pad format)
|
||
;; find the longest string to display
|
||
(while list
|
||
(setq n (length (nth idx (car list))))
|
||
(unless (> max n)
|
||
(setq max n))
|
||
(setq list (cdr list)))
|
||
(setq max (+ max 4)) ; %c, `:', SPACE, a SPACE at end
|
||
(setq n (/ (1- (window-width)) max)) ; items per line
|
||
(setq width (/ (1- (window-width)) n)) ; width of each item
|
||
;; insert `n' items, each in a field of width `width'
|
||
(while alist
|
||
(if (< i n)
|
||
()
|
||
(setq i 0)
|
||
(delete-char -1) ; the `\n' takes a char
|
||
(insert "\n"))
|
||
(setq pad (- width 3))
|
||
(setq format (concat "%c: %-" (int-to-string pad) "s"))
|
||
(insert (format format (caar alist) (nth idx (car alist))))
|
||
(setq alist (cdr alist))
|
||
(setq i (1+ i))))
|
||
(goto-char (point-min))
|
||
;; display ourselves in a small window at the bottom
|
||
(gnus-appt-select-lowest-window)
|
||
(if (< (/ (window-height) 2) window-min-height)
|
||
(switch-to-buffer "*Score Help*")
|
||
(split-window)
|
||
(pop-to-buffer "*Score Help*"))
|
||
(let ((window-min-height 1))
|
||
(shrink-window-if-larger-than-buffer))
|
||
(select-window (gnus-get-buffer-window gnus-summary-buffer t))))
|
||
|
||
(defun gnus-summary-header (header &optional no-err extra)
|
||
;; Return HEADER for current articles, or error.
|
||
(let ((article (gnus-summary-article-number))
|
||
headers)
|
||
(if article
|
||
(if (and (setq headers (gnus-summary-article-header article))
|
||
(vectorp headers))
|
||
(if extra ; `header' must be "extra"
|
||
(or (cdr (assq extra (mail-header-extra headers))) "")
|
||
(aref headers (nth 1 (assoc header gnus-header-index))))
|
||
(if no-err
|
||
nil
|
||
(error "Pseudo-articles can't be scored")))
|
||
(if no-err
|
||
(error "No article on current line")
|
||
nil))))
|
||
|
||
(defun gnus-newsgroup-score-alist ()
|
||
(or
|
||
(let ((param-file (gnus-group-find-parameter
|
||
gnus-newsgroup-name 'score-file)))
|
||
(when param-file
|
||
(gnus-score-load param-file)))
|
||
(gnus-score-load
|
||
(gnus-score-file-name gnus-newsgroup-name)))
|
||
gnus-score-alist)
|
||
|
||
(defsubst gnus-score-get (symbol &optional alist)
|
||
;; Get SYMBOL's definition in ALIST.
|
||
(cdr (assoc symbol
|
||
(or alist
|
||
gnus-score-alist
|
||
(gnus-newsgroup-score-alist)))))
|
||
|
||
(defun gnus-summary-score-entry (header match type score date
|
||
&optional prompt silent extra)
|
||
"Enter score file entry.
|
||
HEADER is the header being scored.
|
||
MATCH is the string we are looking for.
|
||
TYPE is the match type: substring, regexp, exact, fuzzy.
|
||
SCORE is the score to add.
|
||
DATE is the expire date, or nil for no expire, or 'now for immediate expire.
|
||
If optional argument `PROMPT' is non-nil, allow user to edit match.
|
||
If optional argument `SILENT' is nil, show effect of score entry.
|
||
If optional argument `EXTRA' is non-nil, it's a non-standard overview header."
|
||
;; Regexp is the default type.
|
||
(when (eq type t)
|
||
(setq type 'r))
|
||
;; Simplify matches...
|
||
(cond ((or (eq type 'r) (eq type 's) (eq type nil))
|
||
(setq match (if match (gnus-simplify-subject-re match) "")))
|
||
((eq type 'f)
|
||
(setq match (gnus-simplify-subject-fuzzy match))))
|
||
(let ((score (gnus-score-delta-default score))
|
||
(header (downcase header))
|
||
new)
|
||
(set-text-properties 0 (length header) nil header)
|
||
(when prompt
|
||
(setq match (read-string
|
||
(format "Match %s on %s, %s: "
|
||
(cond ((eq date 'now)
|
||
"now")
|
||
((stringp date)
|
||
"temp")
|
||
(t "permanent"))
|
||
header
|
||
(if (< score 0) "lower" "raise"))
|
||
(if (numberp match)
|
||
(int-to-string match)
|
||
match))))
|
||
|
||
;; If this is an integer comparison, we transform from string to int.
|
||
(if (eq (nth 2 (assoc header gnus-header-index)) 'gnus-score-integer)
|
||
(if (stringp match)
|
||
(setq match (string-to-number match)))
|
||
(set-text-properties 0 (length match) nil match))
|
||
|
||
(unless (eq date 'now)
|
||
;; Add the score entry to the score file.
|
||
(when (= score gnus-score-interactive-default-score)
|
||
(setq score nil))
|
||
(let ((old (gnus-score-get header))
|
||
elem)
|
||
(setq new
|
||
(cond
|
||
(extra
|
||
(list match score
|
||
(and date (if (numberp date) date
|
||
(date-to-day date)))
|
||
type (symbol-name extra)))
|
||
(type
|
||
(list match score
|
||
(and date (if (numberp date) date
|
||
(date-to-day date)))
|
||
type))
|
||
(date (list match score (date-to-day date)))
|
||
(score (list match score))
|
||
(t (list match))))
|
||
;; We see whether we can collapse some score entries.
|
||
;; This isn't quite correct, because there may be more elements
|
||
;; later on with the same key that have matching elems... Hm.
|
||
(if (and old
|
||
(setq elem (assoc match old))
|
||
(eq (nth 3 elem) (nth 3 new))
|
||
(or (and (numberp (nth 2 elem)) (numberp (nth 2 new)))
|
||
(and (not (nth 2 elem)) (not (nth 2 new)))))
|
||
;; Yup, we just add this new score to the old elem.
|
||
(setcar (cdr elem) (+ (or (nth 1 elem)
|
||
gnus-score-interactive-default-score)
|
||
(or (nth 1 new)
|
||
gnus-score-interactive-default-score)))
|
||
;; Nope, we have to add a new elem.
|
||
(gnus-score-set header (if old (cons new old) (list new)) nil t))
|
||
(gnus-score-set 'touched '(t))))
|
||
|
||
;; Score the current buffer.
|
||
(unless silent
|
||
(if (and (>= (nth 1 (assoc header gnus-header-index)) 0)
|
||
(eq (nth 2 (assoc header gnus-header-index))
|
||
'gnus-score-string))
|
||
(gnus-summary-score-effect header match type score extra)
|
||
(gnus-summary-rescore)))
|
||
|
||
;; Return the new scoring rule.
|
||
new))
|
||
|
||
(defun gnus-summary-score-effect (header match type score &optional extra)
|
||
"Simulate the effect of a score file entry.
|
||
HEADER is the header being scored.
|
||
MATCH is the string we are looking for.
|
||
TYPE is the score type.
|
||
SCORE is the score to add.
|
||
EXTRA is the possible non-standard header."
|
||
(interactive (list (completing-read "Header: "
|
||
gnus-header-index
|
||
(lambda (x) (fboundp (nth 2 x)))
|
||
t)
|
||
(read-string "Match: ")
|
||
(if (y-or-n-p "Use regexp match? ") 'r 's)
|
||
(string-to-number (read-string "Score: "))))
|
||
(save-excursion
|
||
(unless (and (stringp match) (> (length match) 0))
|
||
(error "No match"))
|
||
(goto-char (point-min))
|
||
(let ((regexp (cond ((eq type 'f)
|
||
(gnus-simplify-subject-fuzzy match))
|
||
((eq type 'r)
|
||
match)
|
||
((eq type 'e)
|
||
(concat "\\`" (regexp-quote match) "\\'"))
|
||
(t
|
||
(regexp-quote match)))))
|
||
(while (not (eobp))
|
||
(let ((content (gnus-summary-header header 'noerr extra))
|
||
(case-fold-search t))
|
||
(and content
|
||
(when (if (eq type 'f)
|
||
(string-equal (gnus-simplify-subject-fuzzy content)
|
||
regexp)
|
||
(string-match regexp content))
|
||
(gnus-summary-raise-score score))))
|
||
(beginning-of-line 2))))
|
||
(gnus-set-mode-line 'summary))
|
||
|
||
(defun gnus-summary-score-crossposting (score date)
|
||
;; Enter score file entry for current crossposting.
|
||
;; SCORE is the score to add.
|
||
;; DATE is the expire date.
|
||
(let ((xref (gnus-summary-header "xref"))
|
||
(start 0)
|
||
group)
|
||
(unless xref
|
||
(error "This article is not crossposted"))
|
||
(while (string-match " \\([^ \t]+\\):" xref start)
|
||
(setq start (match-end 0))
|
||
(when (not (string=
|
||
(setq group
|
||
(substring xref (match-beginning 1) (match-end 1)))
|
||
gnus-newsgroup-name))
|
||
(gnus-summary-score-entry
|
||
"xref" (concat " " group ":") nil score date t)))))
|
||
|
||
|
||
;;;
|
||
;;; Gnus Score Files
|
||
;;;
|
||
|
||
;; All score code written by Per Abrahamsen <abraham@iesd.auc.dk>.
|
||
|
||
(defun gnus-score-set-mark-below (score)
|
||
"Automatically mark articles with score below SCORE as read."
|
||
(interactive
|
||
(list (or (and current-prefix-arg (prefix-numeric-value current-prefix-arg))
|
||
(string-to-number (read-string "Mark below: ")))))
|
||
(setq score (or score gnus-summary-default-score 0))
|
||
(gnus-score-set 'mark (list score))
|
||
(gnus-score-set 'touched '(t))
|
||
(setq gnus-summary-mark-below score)
|
||
(gnus-score-update-lines))
|
||
|
||
(defun gnus-score-update-lines ()
|
||
"Update all lines in the summary buffer."
|
||
(save-excursion
|
||
(goto-char (point-min))
|
||
(while (not (eobp))
|
||
(gnus-summary-update-line)
|
||
(forward-line 1))))
|
||
|
||
(defun gnus-score-update-all-lines ()
|
||
"Update all lines in the summary buffer, even the hidden ones."
|
||
(save-excursion
|
||
(goto-char (point-min))
|
||
(let (hidden)
|
||
(while (not (eobp))
|
||
(when (gnus-summary-show-thread)
|
||
(push (point) hidden))
|
||
(gnus-summary-update-line)
|
||
(forward-line 1))
|
||
;; Re-hide the hidden threads.
|
||
(while hidden
|
||
(goto-char (pop hidden))
|
||
(gnus-summary-hide-thread)))))
|
||
|
||
(defun gnus-score-set-expunge-below (score)
|
||
"Automatically expunge articles with score below SCORE."
|
||
(interactive
|
||
(list (or (and current-prefix-arg (prefix-numeric-value current-prefix-arg))
|
||
(string-to-number (read-string "Set expunge below: ")))))
|
||
(setq score (or score gnus-summary-default-score 0))
|
||
(gnus-score-set 'expunge (list score))
|
||
(gnus-score-set 'touched '(t)))
|
||
|
||
(defun gnus-score-followup-article (&optional score)
|
||
"Add SCORE to all followups to the article in the current buffer."
|
||
(interactive "P")
|
||
(setq score (gnus-score-delta-default score))
|
||
(when (gnus-buffer-live-p gnus-summary-buffer)
|
||
(save-excursion
|
||
(save-restriction
|
||
(message-narrow-to-headers)
|
||
(let ((id (mail-fetch-field "message-id")))
|
||
(when id
|
||
(set-buffer gnus-summary-buffer)
|
||
(gnus-summary-score-entry
|
||
"references" (concat id "[ \t]*$") 'r
|
||
score (current-time-string) nil t)))))))
|
||
|
||
(defun gnus-score-followup-thread (&optional score)
|
||
"Add SCORE to all later articles in the thread the current buffer is part of."
|
||
(interactive "P")
|
||
(setq score (gnus-score-delta-default score))
|
||
(when (gnus-buffer-live-p gnus-summary-buffer)
|
||
(save-excursion
|
||
(save-restriction
|
||
(goto-char (point-min))
|
||
(let ((id (mail-fetch-field "message-id")))
|
||
(when id
|
||
(set-buffer gnus-summary-buffer)
|
||
(gnus-summary-score-entry
|
||
"references" id 's
|
||
score (current-time-string))))))))
|
||
|
||
(defun gnus-score-set (symbol value &optional alist warn)
|
||
;; Set SYMBOL to VALUE in ALIST.
|
||
(let* ((alist
|
||
(or alist
|
||
gnus-score-alist
|
||
(gnus-newsgroup-score-alist)))
|
||
(entry (assoc symbol alist)))
|
||
(cond ((gnus-score-get 'read-only alist)
|
||
;; This is a read-only score file, so we do nothing.
|
||
(when warn
|
||
(gnus-message 4 "Note: read-only score file; entry discarded")))
|
||
(entry
|
||
(setcdr entry value))
|
||
((null alist)
|
||
(error "Empty alist"))
|
||
(t
|
||
(setcdr alist
|
||
(cons (cons symbol value) (cdr alist)))))))
|
||
|
||
(defun gnus-summary-raise-score (n)
|
||
"Raise the score of the current article by N."
|
||
(interactive "p")
|
||
(gnus-summary-set-score (+ (gnus-summary-article-score)
|
||
(or n gnus-score-interactive-default-score ))))
|
||
|
||
(defun gnus-summary-set-score (n)
|
||
"Set the score of the current article to N."
|
||
(interactive "p")
|
||
(save-excursion
|
||
(gnus-summary-show-thread)
|
||
(let ((buffer-read-only nil))
|
||
;; Set score.
|
||
(gnus-summary-update-mark
|
||
(if (= n (or gnus-summary-default-score 0)) ? ;Whitespace
|
||
(if (< n (or gnus-summary-default-score 0))
|
||
gnus-score-below-mark gnus-score-over-mark))
|
||
'score))
|
||
(let* ((article (gnus-summary-article-number))
|
||
(score (assq article gnus-newsgroup-scored)))
|
||
(if score (setcdr score n)
|
||
(push (cons article n) gnus-newsgroup-scored)))
|
||
(gnus-summary-update-line)))
|
||
|
||
(defun gnus-summary-current-score ()
|
||
"Return the score of the current article."
|
||
(interactive)
|
||
(gnus-message 1 "%s" (gnus-summary-article-score)))
|
||
|
||
(defun gnus-score-change-score-file (file)
|
||
"Change current score alist."
|
||
(interactive
|
||
(list (read-file-name "Change to score file: " gnus-kill-files-directory)))
|
||
(gnus-score-load-file file)
|
||
(gnus-set-mode-line 'summary))
|
||
|
||
(defvar gnus-score-edit-exit-function)
|
||
(defun gnus-score-edit-current-scores (file)
|
||
"Edit the current score alist."
|
||
(interactive (list gnus-current-score-file))
|
||
(if (not gnus-current-score-file)
|
||
(error "No current score file")
|
||
(let ((winconf (current-window-configuration)))
|
||
(when (buffer-name gnus-summary-buffer)
|
||
(gnus-score-save))
|
||
(gnus-make-directory (file-name-directory file))
|
||
(setq gnus-score-edit-buffer (find-file-noselect file))
|
||
(gnus-configure-windows 'edit-score)
|
||
(gnus-score-mode)
|
||
(setq gnus-score-edit-exit-function 'gnus-score-edit-done)
|
||
(make-local-variable 'gnus-prev-winconf)
|
||
(setq gnus-prev-winconf winconf))
|
||
(gnus-message
|
||
4 (substitute-command-keys
|
||
"\\<gnus-score-mode-map>\\[gnus-score-edit-exit] to save edits"))))
|
||
|
||
(defun gnus-score-edit-file (file)
|
||
"Edit a score file."
|
||
(interactive
|
||
(list (read-file-name "Edit score file: " gnus-kill-files-directory)))
|
||
(gnus-make-directory (file-name-directory file))
|
||
(when (buffer-name gnus-summary-buffer)
|
||
(gnus-score-save))
|
||
(let ((winconf (current-window-configuration)))
|
||
(setq gnus-score-edit-buffer (find-file-noselect file))
|
||
(gnus-configure-windows 'edit-score)
|
||
(gnus-score-mode)
|
||
(setq gnus-score-edit-exit-function 'gnus-score-edit-done)
|
||
(make-local-variable 'gnus-prev-winconf)
|
||
(setq gnus-prev-winconf winconf))
|
||
(gnus-message
|
||
4 (substitute-command-keys
|
||
"\\<gnus-score-mode-map>\\[gnus-score-edit-exit] to save edits")))
|
||
|
||
(defun gnus-score-edit-file-at-point (&optional format)
|
||
"Edit score file at point in Score Trace buffers.
|
||
If FORMAT, also format the current score file."
|
||
(let* ((rule (save-excursion
|
||
(beginning-of-line)
|
||
(read (current-buffer))))
|
||
(sep "[ \n\r\t]*")
|
||
;; Must be synced with `gnus-score-find-trace':
|
||
(reg " -> +")
|
||
(file (save-excursion
|
||
(end-of-line)
|
||
(if (and (re-search-backward reg (gnus-point-at-bol) t)
|
||
(re-search-forward reg (gnus-point-at-eol) t))
|
||
(buffer-substring (point) (gnus-point-at-eol))
|
||
nil))))
|
||
(if (or (not file)
|
||
(string-match "\\<\\(non-file rule\\|A file\\)\\>" file)
|
||
;; (see `gnus-score-find-trace' and `gnus-score-advanced')
|
||
(string= "" file))
|
||
(gnus-error 3 "Can't find a score file in current line.")
|
||
(gnus-score-edit-file file)
|
||
(when format
|
||
(gnus-score-pretty-print))
|
||
(when (consp rule) ;; the rule exists
|
||
(setq rule (mapconcat #'(lambda (obj)
|
||
(regexp-quote (format "%S" obj)))
|
||
rule
|
||
sep))
|
||
(goto-char (point-min))
|
||
(re-search-forward rule nil t)
|
||
;; make it easy to use `kill-sexp':
|
||
(goto-char (1- (match-beginning 0)))))))
|
||
|
||
(defun gnus-score-load-file (file)
|
||
;; Load score file FILE. Returns a list a retrieved score-alists.
|
||
(let* ((file (expand-file-name
|
||
(or (and (string-match
|
||
(concat "^" (regexp-quote
|
||
(expand-file-name
|
||
gnus-kill-files-directory)))
|
||
(expand-file-name file))
|
||
file)
|
||
(expand-file-name file gnus-kill-files-directory))))
|
||
(cached (assoc file gnus-score-cache))
|
||
(global (member file gnus-internal-global-score-files))
|
||
lists alist)
|
||
(if cached
|
||
;; The score file was already loaded.
|
||
(setq alist (cdr cached))
|
||
;; We load the score file.
|
||
(setq gnus-score-alist nil)
|
||
(setq alist (gnus-score-load-score-alist file))
|
||
;; We add '(touched) to the alist to signify that it hasn't been
|
||
;; touched (yet).
|
||
(unless (assq 'touched alist)
|
||
(push (list 'touched nil) alist))
|
||
;; If it is a global score file, we make it read-only.
|
||
(and global
|
||
(not (assq 'read-only alist))
|
||
(push (list 'read-only t) alist))
|
||
(push (cons file alist) gnus-score-cache))
|
||
(let ((a alist)
|
||
found)
|
||
(while a
|
||
;; Downcase all header names.
|
||
(cond
|
||
((stringp (caar a))
|
||
(setcar (car a) (downcase (caar a)))
|
||
(setq found t))
|
||
;; Advanced scoring.
|
||
((consp (caar a))
|
||
(setq found t)))
|
||
(pop a))
|
||
;; If there are actual scores in the alist, we add it to the
|
||
;; return value of this function.
|
||
(when found
|
||
(setq lists (list alist))))
|
||
;; Treat the other possible atoms in the score alist.
|
||
(let ((mark (car (gnus-score-get 'mark alist)))
|
||
(expunge (car (gnus-score-get 'expunge alist)))
|
||
(mark-and-expunge (car (gnus-score-get 'mark-and-expunge alist)))
|
||
(files (gnus-score-get 'files alist))
|
||
(exclude-files (gnus-score-get 'exclude-files alist))
|
||
(orphan (car (gnus-score-get 'orphan alist)))
|
||
(adapt (gnus-score-get 'adapt alist))
|
||
(thread-mark-and-expunge
|
||
(car (gnus-score-get 'thread-mark-and-expunge alist)))
|
||
(adapt-file (car (gnus-score-get 'adapt-file alist)))
|
||
(local (gnus-score-get 'local alist))
|
||
(decay (car (gnus-score-get 'decay alist)))
|
||
(eval (car (gnus-score-get 'eval alist))))
|
||
;; Perform possible decays.
|
||
(when (and gnus-decay-scores
|
||
(or cached (file-exists-p file))
|
||
(or (not decay)
|
||
(gnus-decay-scores alist decay)))
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(gnus-score-set 'decay (list (time-to-days (current-time))) alist))
|
||
;; We do not respect eval and files atoms from global score
|
||
;; files.
|
||
(when (and files (not global))
|
||
(setq lists (apply 'append lists
|
||
(mapcar (lambda (file)
|
||
(gnus-score-load-file file))
|
||
(if adapt-file (cons adapt-file files)
|
||
files)))))
|
||
(when (and eval (not global))
|
||
(eval eval))
|
||
;; We then expand any exclude-file directives.
|
||
(setq gnus-scores-exclude-files
|
||
(nconc
|
||
(apply
|
||
'nconc
|
||
(mapcar
|
||
(lambda (sfile)
|
||
(list
|
||
(expand-file-name sfile (file-name-directory file))
|
||
(expand-file-name sfile gnus-kill-files-directory)))
|
||
exclude-files))
|
||
gnus-scores-exclude-files))
|
||
(when local
|
||
(save-excursion
|
||
(set-buffer gnus-summary-buffer)
|
||
(while local
|
||
(and (consp (car local))
|
||
(symbolp (caar local))
|
||
(progn
|
||
(make-local-variable (caar local))
|
||
(set (caar local) (nth 1 (car local)))))
|
||
(setq local (cdr local)))))
|
||
(when orphan
|
||
(setq gnus-orphan-score orphan))
|
||
(setq gnus-adaptive-score-alist
|
||
(cond ((equal adapt '(t))
|
||
(setq gnus-newsgroup-adaptive t)
|
||
gnus-default-adaptive-score-alist)
|
||
((equal adapt '(ignore))
|
||
(setq gnus-newsgroup-adaptive nil))
|
||
((consp adapt)
|
||
(setq gnus-newsgroup-adaptive t)
|
||
adapt)
|
||
(t
|
||
gnus-default-adaptive-score-alist)))
|
||
(setq gnus-thread-expunge-below
|
||
(or thread-mark-and-expunge gnus-thread-expunge-below))
|
||
(setq gnus-summary-mark-below
|
||
(or mark mark-and-expunge gnus-summary-mark-below))
|
||
(setq gnus-summary-expunge-below
|
||
(or expunge mark-and-expunge gnus-summary-expunge-below))
|
||
(setq gnus-newsgroup-adaptive-score-file
|
||
(or adapt-file gnus-newsgroup-adaptive-score-file)))
|
||
(setq gnus-current-score-file file)
|
||
(setq gnus-score-alist alist)
|
||
lists))
|
||
|
||
(defun gnus-score-load (file)
|
||
;; Load score FILE.
|
||
(let ((cache (assoc file gnus-score-cache)))
|
||
(if cache
|
||
(setq gnus-score-alist (cdr cache))
|
||
(setq gnus-score-alist nil)
|
||
(gnus-score-load-score-alist file)
|
||
(unless gnus-score-alist
|
||
(setq gnus-score-alist (copy-alist '((touched nil)))))
|
||
(push (cons file gnus-score-alist) gnus-score-cache))))
|
||
|
||
(defun gnus-score-remove-from-cache (file)
|
||
(setq gnus-score-cache
|
||
(delq (assoc file gnus-score-cache) gnus-score-cache)))
|
||
|
||
(defun gnus-score-load-score-alist (file)
|
||
"Read score FILE."
|
||
(let (alist)
|
||
(if (not (file-readable-p file))
|
||
;; Couldn't read file.
|
||
(setq gnus-score-alist nil)
|
||
;; Read file.
|
||
(with-temp-buffer
|
||
(let ((coding-system-for-read score-mode-coding-system))
|
||
(insert-file-contents file))
|
||
(goto-char (point-min))
|
||
;; Only do the loading if the score file isn't empty.
|
||
(when (save-excursion (re-search-forward "[()0-9a-zA-Z]" nil t))
|
||
(setq alist
|
||
(condition-case ()
|
||
(read (current-buffer))
|
||
(error
|
||
(gnus-error 3.2 "Problem with score file %s" file))))))
|
||
(cond
|
||
((and alist
|
||
(atom alist))
|
||
;; Bogus score file.
|
||
(error "Invalid syntax with score file %s" file))
|
||
((eq (car alist) 'setq)
|
||
;; This is an old-style score file.
|
||
(setq gnus-score-alist (gnus-score-transform-old-to-new alist)))
|
||
(t
|
||
(setq gnus-score-alist alist)))
|
||
;; Check the syntax of the score file.
|
||
(setq gnus-score-alist
|
||
(gnus-score-check-syntax gnus-score-alist file)))))
|
||
|
||
(defun gnus-score-check-syntax (alist file)
|
||
"Check the syntax of the score ALIST."
|
||
(cond
|
||
((null alist)
|
||
nil)
|
||
((not (consp alist))
|
||
(gnus-message 1 "Score file is not a list: %s" file)
|
||
(ding)
|
||
nil)
|
||
(t
|
||
(let ((a alist)
|
||
sr err s type)
|
||
(while (and a (not err))
|
||
(setq
|
||
err
|
||
(cond
|
||
((not (listp (car a)))
|
||
(format "Invalid score element %s in %s" (car a) file))
|
||
((stringp (caar a))
|
||
(cond
|
||
((not (listp (setq sr (cdar a))))
|
||
(format "Invalid header match %s in %s" (nth 1 (car a)) file))
|
||
(t
|
||
(setq type (caar a))
|
||
(while (and sr (not err))
|
||
(setq s (pop sr))
|
||
(setq
|
||
err
|
||
(cond
|
||
((if (member (downcase type) '("lines" "chars"))
|
||
(not (numberp (car s)))
|
||
(not (stringp (car s))))
|
||
(format "Invalid match %s in %s" (car s) file))
|
||
((and (cadr s) (not (integerp (cadr s))))
|
||
(format "Non-integer score %s in %s" (cadr s) file))
|
||
((and (caddr s) (not (integerp (caddr s))))
|
||
(format "Non-integer date %s in %s" (caddr s) file))
|
||
((and (cadddr s) (not (symbolp (cadddr s))))
|
||
(format "Non-symbol match type %s in %s" (cadddr s) file)))))
|
||
err)))))
|
||
(setq a (cdr a)))
|
||
(if err
|
||
(progn
|
||
(ding)
|
||
(gnus-message 3 err)
|
||
(sit-for 2)
|
||
nil)
|
||
alist)))))
|
||
|
||
(defun gnus-score-transform-old-to-new (alist)
|
||
(let* ((alist (nth 2 alist))
|
||
out entry)
|
||
(when (eq (car alist) 'quote)
|
||
(setq alist (nth 1 alist)))
|
||
(while alist
|
||
(setq entry (car alist))
|
||
(if (stringp (car entry))
|
||
(let ((scor (cdr entry)))
|
||
(push entry out)
|
||
(while scor
|
||
(setcar scor
|
||
(list (caar scor) (nth 2 (car scor))
|
||
(and (nth 3 (car scor))
|
||
(date-to-day (nth 3 (car scor))))
|
||
(if (nth 1 (car scor)) 'r 's)))
|
||
(setq scor (cdr scor))))
|
||
(push (if (not (listp (cdr entry)))
|
||
(list (car entry) (cdr entry))
|
||
entry)
|
||
out))
|
||
(setq alist (cdr alist)))
|
||
(cons (list 'touched t) (nreverse out))))
|
||
|
||
(defun gnus-score-save ()
|
||
;; Save all score information.
|
||
(let ((cache gnus-score-cache)
|
||
entry score file)
|
||
(save-excursion
|
||
(setq gnus-score-alist nil)
|
||
(nnheader-set-temp-buffer " *Gnus Scores*")
|
||
(while cache
|
||
(current-buffer)
|
||
(setq entry (pop cache)
|
||
file (nnheader-translate-file-chars (car entry) t)
|
||
score (cdr entry))
|
||
(if (or (not (equal (gnus-score-get 'touched score) '(t)))
|
||
(gnus-score-get 'read-only score)
|
||
(and (file-exists-p file)
|
||
(not (file-writable-p file))))
|
||
()
|
||
(setq score (setcdr entry (gnus-delete-alist 'touched score)))
|
||
(erase-buffer)
|
||
(let (emacs-lisp-mode-hook)
|
||
(if (string-match
|
||
(concat (regexp-quote gnus-adaptive-file-suffix) "$")
|
||
file)
|
||
;; This is an adaptive score file, so we do not run
|
||
;; it through `pp'. These files can get huge, and
|
||
;; are not meant to be edited by human hands.
|
||
(gnus-prin1 score)
|
||
;; This is a normal score file, so we print it very
|
||
;; prettily.
|
||
(let ((lisp-mode-syntax-table score-mode-syntax-table))
|
||
(gnus-pp score))))
|
||
(gnus-make-directory (file-name-directory file))
|
||
;; If the score file is empty, we delete it.
|
||
(if (zerop (buffer-size))
|
||
(delete-file file)
|
||
;; There are scores, so we write the file.
|
||
(when (file-writable-p file)
|
||
(let ((coding-system-for-write score-mode-coding-system))
|
||
(gnus-write-buffer file))
|
||
(when gnus-score-after-write-file-function
|
||
(funcall gnus-score-after-write-file-function file)))))
|
||
(and gnus-score-uncacheable-files
|
||
(string-match gnus-score-uncacheable-files file)
|
||
(gnus-score-remove-from-cache file)))
|
||
(kill-buffer (current-buffer)))))
|
||
|
||
(defun gnus-score-load-files (score-files)
|
||
"Load all score files in SCORE-FILES."
|
||
;; Load the score files.
|
||
(let (scores)
|
||
(while score-files
|
||
(if (stringp (car score-files))
|
||
;; It is a string, which means that it's a score file name,
|
||
;; so we load the score file and add the score alist to
|
||
;; the list of alists.
|
||
(setq scores (nconc (gnus-score-load-file (car score-files)) scores))
|
||
;; It is an alist, so we just add it to the list directly.
|
||
(setq scores (nconc (car score-files) scores)))
|
||
(setq score-files (cdr score-files)))
|
||
;; Prune the score files that are to be excluded, if any.
|
||
(when gnus-scores-exclude-files
|
||
(let ((s scores)
|
||
c)
|
||
(while s
|
||
(and (setq c (rassq (car s) gnus-score-cache))
|
||
(member (car c) gnus-scores-exclude-files)
|
||
(setq scores (delq (car s) scores)))
|
||
(setq s (cdr s)))))
|
||
scores))
|
||
|
||
(defun gnus-score-headers (score-files &optional trace)
|
||
;; Score `gnus-newsgroup-headers'.
|
||
(let (scores news)
|
||
;; PLM: probably this is not the best place to clear orphan-score
|
||
(setq gnus-orphan-score nil
|
||
gnus-scores-articles nil
|
||
gnus-scores-exclude-files nil
|
||
scores (gnus-score-load-files score-files))
|
||
(setq news scores)
|
||
;; Do the scoring.
|
||
(while news
|
||
(setq scores news
|
||
news nil)
|
||
(when (and gnus-summary-default-score
|
||
scores)
|
||
(let* ((entries gnus-header-index)
|
||
(now (date-to-day (current-time-string)))
|
||
(expire (and gnus-score-expiry-days
|
||
(- now gnus-score-expiry-days)))
|
||
(headers gnus-newsgroup-headers)
|
||
(current-score-file gnus-current-score-file)
|
||
entry header new)
|
||
(gnus-message 7 "Scoring...")
|
||
;; Create articles, an alist of the form `(HEADER . SCORE)'.
|
||
(while (setq header (pop headers))
|
||
;; WARNING: The assq makes the function O(N*S) while it could
|
||
;; be written as O(N+S), where N is (length gnus-newsgroup-headers)
|
||
;; and S is (length gnus-newsgroup-scored).
|
||
(unless (assq (mail-header-number header) gnus-newsgroup-scored)
|
||
(setq gnus-scores-articles ;Total of 2 * N cons-cells used.
|
||
(cons (cons header (or gnus-summary-default-score 0))
|
||
gnus-scores-articles))))
|
||
|
||
(save-excursion
|
||
(set-buffer (gnus-get-buffer-create "*Headers*"))
|
||
(buffer-disable-undo)
|
||
(when (gnus-buffer-live-p gnus-summary-buffer)
|
||
(message-clone-locals gnus-summary-buffer))
|
||
|
||
;; Set the global variant of this variable.
|
||
(setq gnus-current-score-file current-score-file)
|
||
;; score orphans
|
||
(when gnus-orphan-score
|
||
(setq gnus-score-index
|
||
(nth 1 (assoc "references" gnus-header-index)))
|
||
(gnus-score-orphans gnus-orphan-score))
|
||
;; Run each header through the score process.
|
||
(while entries
|
||
(setq entry (pop entries)
|
||
header (nth 0 entry)
|
||
gnus-score-index (nth 1 (assoc header gnus-header-index)))
|
||
(when (< 0 (apply 'max (mapcar
|
||
(lambda (score)
|
||
(length (gnus-score-get header score)))
|
||
scores)))
|
||
;; Call the scoring function for this type of "header".
|
||
(when (setq new (funcall (nth 2 entry) scores header
|
||
now expire trace))
|
||
(push new news))))
|
||
(when (gnus-buffer-live-p gnus-summary-buffer)
|
||
(let ((scored gnus-newsgroup-scored))
|
||
(with-current-buffer gnus-summary-buffer
|
||
(setq gnus-newsgroup-scored scored))))
|
||
;; Remove the buffer.
|
||
(gnus-kill-buffer (current-buffer)))
|
||
|
||
;; Add articles to `gnus-newsgroup-scored'.
|
||
(while gnus-scores-articles
|
||
(when (or (/= gnus-summary-default-score
|
||
(cdar gnus-scores-articles))
|
||
gnus-save-score)
|
||
(push (cons (mail-header-number (caar gnus-scores-articles))
|
||
(cdar gnus-scores-articles))
|
||
gnus-newsgroup-scored))
|
||
(setq gnus-scores-articles (cdr gnus-scores-articles)))
|
||
|
||
(let (score)
|
||
(while (setq score (pop scores))
|
||
(while score
|
||
(when (consp (caar score))
|
||
(gnus-score-advanced (car score) trace))
|
||
(pop score))))
|
||
|
||
(gnus-message 7 "Scoring...done"))))))
|
||
|
||
(defun gnus-score-lower-thread (thread score-adjust)
|
||
"Lower the score on THREAD with SCORE-ADJUST.
|
||
THREAD is expected to contain a list of the form `(PARENT [CHILD1
|
||
CHILD2 ...])' where PARENT is a header array and each CHILD is a list
|
||
of the same form as THREAD. The empty list nil is valid. For each
|
||
article in the tree, the score of the corresponding entry in
|
||
`gnus-newsgroup-scored' is adjusted by SCORE-ADJUST."
|
||
(while thread
|
||
(let ((head (car thread)))
|
||
(if (listp head)
|
||
;; handle a child and its descendants
|
||
(gnus-score-lower-thread head score-adjust)
|
||
;; handle the parent
|
||
(let* ((article (mail-header-number head))
|
||
(score (assq article gnus-newsgroup-scored)))
|
||
(if score (setcdr score (+ (cdr score) score-adjust))
|
||
(push (cons article score-adjust) gnus-newsgroup-scored)))))
|
||
(setq thread (cdr thread))))
|
||
|
||
(defun gnus-score-orphans (score)
|
||
"Score orphans.
|
||
A root is an article with no references. An orphan is an article
|
||
which has references, but is not connected via its references to a
|
||
root article. This function finds all the orphans, and adjusts their
|
||
score in `gnus-newsgroup-scored' by SCORE."
|
||
;; gnus-make-threads produces a list, where each entry is a "thread"
|
||
;; as described in the gnus-score-lower-thread docs. This function
|
||
;; will be called again (after limiting has been done) if the display
|
||
;; is threaded. It would be nice to somehow save this info and use
|
||
;; it later.
|
||
(dolist (thread (gnus-make-threads))
|
||
(let ((id (aref (car thread) gnus-score-index)))
|
||
;; If the parent of the thread is not a root, lower the score of
|
||
;; it and its descendants. Note that some roots seem to satisfy
|
||
;; (eq id nil) and some (eq id ""); not sure why.
|
||
(when (and id
|
||
(not (string= id "")))
|
||
(gnus-score-lower-thread thread score)))))
|
||
|
||
(defun gnus-score-integer (scores header now expire &optional trace)
|
||
(let ((gnus-score-index (nth 1 (assoc header gnus-header-index)))
|
||
entries alist)
|
||
;; Find matches.
|
||
(while scores
|
||
(setq alist (car scores)
|
||
scores (cdr scores)
|
||
entries (assoc header alist))
|
||
(while (cdr entries) ;First entry is the header index.
|
||
(let* ((rest (cdr entries))
|
||
(kill (car rest))
|
||
(match (nth 0 kill))
|
||
(type (or (nth 3 kill) '>))
|
||
(score (or (nth 1 kill) gnus-score-interactive-default-score))
|
||
(date (nth 2 kill))
|
||
(found nil)
|
||
(match-func (if (or (eq type '>) (eq type '<) (eq type '<=)
|
||
(eq type '>=) (eq type '=))
|
||
type
|
||
(error "Invalid match type: %s" type)))
|
||
(articles gnus-scores-articles))
|
||
;; Instead of doing all the clever stuff that
|
||
;; `gnus-score-string' does to minimize searches and stuff,
|
||
;; I will assume that people generally will put so few
|
||
;; matches on numbers that any cleverness will take more
|
||
;; time than one would gain.
|
||
(while articles
|
||
(when (funcall match-func
|
||
(or (aref (caar articles) gnus-score-index) 0)
|
||
match)
|
||
(when trace
|
||
(push (cons (car-safe (rassq alist gnus-score-cache)) kill)
|
||
gnus-score-trace))
|
||
(setq found t)
|
||
(setcdr (car articles) (+ score (cdar articles))))
|
||
(setq articles (cdr articles)))
|
||
;; Update expire date
|
||
(cond ((null date)) ;Permanent entry.
|
||
((and found gnus-update-score-entry-dates) ;Match, update date.
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcar (nthcdr 2 kill) now))
|
||
((and expire (< date expire)) ;Old entry, remove.
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcdr entries (cdr rest))
|
||
(setq rest entries)))
|
||
(setq entries rest)))))
|
||
nil)
|
||
|
||
(defun gnus-score-date (scores header now expire &optional trace)
|
||
(let ((gnus-score-index (nth 1 (assoc header gnus-header-index)))
|
||
entries alist match match-func article)
|
||
;; Find matches.
|
||
(while scores
|
||
(setq alist (car scores)
|
||
scores (cdr scores)
|
||
entries (assoc header alist))
|
||
(while (cdr entries) ;First entry is the header index.
|
||
(let* ((rest (cdr entries))
|
||
(kill (car rest))
|
||
(type (or (nth 3 kill) 'before))
|
||
(score (or (nth 1 kill) gnus-score-interactive-default-score))
|
||
(date (nth 2 kill))
|
||
(found nil)
|
||
(articles gnus-scores-articles)
|
||
l)
|
||
(cond
|
||
((eq type 'after)
|
||
(setq match-func 'string<
|
||
match (gnus-date-iso8601 (nth 0 kill))))
|
||
((eq type 'before)
|
||
(setq match-func 'gnus-string>
|
||
match (gnus-date-iso8601 (nth 0 kill))))
|
||
((eq type 'at)
|
||
(setq match-func 'string=
|
||
match (gnus-date-iso8601 (nth 0 kill))))
|
||
((eq type 'regexp)
|
||
(setq match-func 'string-match
|
||
match (nth 0 kill)))
|
||
(t (error "Invalid match type: %s" type)))
|
||
;; Instead of doing all the clever stuff that
|
||
;; `gnus-score-string' does to minimize searches and stuff,
|
||
;; I will assume that people generally will put so few
|
||
;; matches on numbers that any cleverness will take more
|
||
;; time than one would gain.
|
||
(while (setq article (pop articles))
|
||
(when (and
|
||
(setq l (aref (car article) gnus-score-index))
|
||
(funcall match-func match (gnus-date-iso8601 l)))
|
||
(when trace
|
||
(push (cons (car-safe (rassq alist gnus-score-cache)) kill)
|
||
gnus-score-trace))
|
||
(setq found t)
|
||
(setcdr article (+ score (cdr article)))))
|
||
;; Update expire date
|
||
(cond ((null date)) ;Permanent entry.
|
||
((and found gnus-update-score-entry-dates) ;Match, update date.
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcar (nthcdr 2 kill) now))
|
||
((and expire (< date expire)) ;Old entry, remove.
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcdr entries (cdr rest))
|
||
(setq rest entries)))
|
||
(setq entries rest)))))
|
||
nil)
|
||
|
||
(defun gnus-score-body (scores header now expire &optional trace)
|
||
(if gnus-agent-fetching
|
||
nil
|
||
(save-excursion
|
||
(setq gnus-scores-articles
|
||
(sort gnus-scores-articles
|
||
(lambda (a1 a2)
|
||
(< (mail-header-number (car a1))
|
||
(mail-header-number (car a2))))))
|
||
(set-buffer nntp-server-buffer)
|
||
(save-restriction
|
||
(let* ((buffer-read-only nil)
|
||
(articles gnus-scores-articles)
|
||
(all-scores scores)
|
||
(request-func (cond ((string= "head" header)
|
||
'gnus-request-head)
|
||
((string= "body" header)
|
||
'gnus-request-body)
|
||
(t 'gnus-request-article)))
|
||
entries alist ofunc article last)
|
||
(when articles
|
||
(setq last (mail-header-number (caar (last articles))))
|
||
;; Not all backends support partial fetching. In that case,
|
||
;; we just fetch the entire article.
|
||
(unless (gnus-check-backend-function
|
||
(and (string-match "^gnus-" (symbol-name request-func))
|
||
(intern (substring (symbol-name request-func)
|
||
(match-end 0))))
|
||
gnus-newsgroup-name)
|
||
(setq ofunc request-func)
|
||
(setq request-func 'gnus-request-article))
|
||
(while articles
|
||
(setq article (mail-header-number (caar articles)))
|
||
(gnus-message 7 "Scoring article %s of %s..." article last)
|
||
(widen)
|
||
(when (funcall request-func article gnus-newsgroup-name)
|
||
(goto-char (point-min))
|
||
;; If just parts of the article is to be searched, but the
|
||
;; backend didn't support partial fetching, we just narrow
|
||
;; to the relevant parts.
|
||
(when ofunc
|
||
(if (eq ofunc 'gnus-request-head)
|
||
(narrow-to-region
|
||
(point)
|
||
(or (search-forward "\n\n" nil t) (point-max)))
|
||
(narrow-to-region
|
||
(or (search-forward "\n\n" nil t) (point))
|
||
(point-max))))
|
||
(setq scores all-scores)
|
||
;; Find matches.
|
||
(while scores
|
||
(setq alist (pop scores)
|
||
entries (assoc header alist))
|
||
(while (cdr entries) ;First entry is the header index.
|
||
(let* ((rest (cdr entries))
|
||
(kill (car rest))
|
||
(match (nth 0 kill))
|
||
(type (or (nth 3 kill) 's))
|
||
(score (or (nth 1 kill)
|
||
gnus-score-interactive-default-score))
|
||
(date (nth 2 kill))
|
||
(found nil)
|
||
(case-fold-search
|
||
(not (or (eq type 'R) (eq type 'S)
|
||
(eq type 'Regexp) (eq type 'String))))
|
||
(search-func
|
||
(cond ((or (eq type 'r) (eq type 'R)
|
||
(eq type 'regexp) (eq type 'Regexp))
|
||
're-search-forward)
|
||
((or (eq type 's) (eq type 'S)
|
||
(eq type 'string) (eq type 'String))
|
||
'search-forward)
|
||
(t
|
||
(error "Invalid match type: %s" type)))))
|
||
(goto-char (point-min))
|
||
(when (funcall search-func match nil t)
|
||
;; Found a match, update scores.
|
||
(setcdr (car articles) (+ score (cdar articles)))
|
||
(setq found t)
|
||
(when trace
|
||
(push
|
||
(cons (car-safe (rassq alist gnus-score-cache))
|
||
kill)
|
||
gnus-score-trace)))
|
||
;; Update expire date
|
||
(unless trace
|
||
(cond
|
||
((null date)) ;Permanent entry.
|
||
((and found gnus-update-score-entry-dates)
|
||
;; Match, update date.
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcar (nthcdr 2 kill) now))
|
||
((and expire (< date expire)) ;Old entry, remove.
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcdr entries (cdr rest))
|
||
(setq rest entries))))
|
||
(setq entries rest)))))
|
||
(setq articles (cdr articles)))))))
|
||
nil))
|
||
|
||
(defun gnus-score-thread (scores header now expire &optional trace)
|
||
(gnus-score-followup scores header now expire trace t))
|
||
|
||
(defun gnus-score-followup (scores header now expire &optional trace thread)
|
||
(if gnus-agent-fetching
|
||
;; FIXME: It seems doable in fetching mode.
|
||
nil
|
||
;; Insert the unique article headers in the buffer.
|
||
(let ((gnus-score-index (nth 1 (assoc header gnus-header-index)))
|
||
(current-score-file gnus-current-score-file)
|
||
(all-scores scores)
|
||
;; gnus-score-index is used as a free variable.
|
||
alike last this art entries alist articles
|
||
new news)
|
||
|
||
;; Change score file to the adaptive score file. All entries that
|
||
;; this function makes will be put into this file.
|
||
(save-excursion
|
||
(set-buffer gnus-summary-buffer)
|
||
(gnus-score-load-file
|
||
(or gnus-newsgroup-adaptive-score-file
|
||
(gnus-score-file-name
|
||
gnus-newsgroup-name gnus-adaptive-file-suffix))))
|
||
|
||
(setq gnus-scores-articles (sort gnus-scores-articles
|
||
'gnus-score-string<)
|
||
articles gnus-scores-articles)
|
||
|
||
(erase-buffer)
|
||
(while articles
|
||
(setq art (car articles)
|
||
this (aref (car art) gnus-score-index)
|
||
articles (cdr articles))
|
||
(if (equal last this)
|
||
(push art alike)
|
||
(when last
|
||
(insert last ?\n)
|
||
(put-text-property (1- (point)) (point) 'articles alike))
|
||
(setq alike (list art)
|
||
last this)))
|
||
(when last ; Bwadr, duplicate code.
|
||
(insert last ?\n)
|
||
(put-text-property (1- (point)) (point) 'articles alike))
|
||
|
||
;; Find matches.
|
||
(while scores
|
||
(setq alist (car scores)
|
||
scores (cdr scores)
|
||
entries (assoc header alist))
|
||
(while (cdr entries) ;First entry is the header index.
|
||
(let* ((rest (cdr entries))
|
||
(kill (car rest))
|
||
(match (nth 0 kill))
|
||
(type (or (nth 3 kill) 's))
|
||
(score (or (nth 1 kill) gnus-score-interactive-default-score))
|
||
(date (nth 2 kill))
|
||
(found nil)
|
||
(mt (aref (symbol-name type) 0))
|
||
(case-fold-search
|
||
(not (or (= mt ?R) (= mt ?S) (= mt ?E) (= mt ?F))))
|
||
(dmt (downcase mt))
|
||
(search-func
|
||
(cond ((= dmt ?r) 're-search-forward)
|
||
((or (= dmt ?e) (= dmt ?s) (= dmt ?f)) 'search-forward)
|
||
(t (error "Invalid match type: %s" type))))
|
||
arts art)
|
||
(goto-char (point-min))
|
||
(if (= dmt ?e)
|
||
(while (funcall search-func match nil t)
|
||
(and (= (gnus-point-at-bol)
|
||
(match-beginning 0))
|
||
(= (progn (end-of-line) (point))
|
||
(match-end 0))
|
||
(progn
|
||
(setq found (setq arts (get-text-property
|
||
(point) 'articles)))
|
||
;; Found a match, update scores.
|
||
(while arts
|
||
(setq art (car arts)
|
||
arts (cdr arts))
|
||
(gnus-score-add-followups
|
||
(car art) score all-scores thread))))
|
||
(end-of-line))
|
||
(while (funcall search-func match nil t)
|
||
(end-of-line)
|
||
(setq found (setq arts (get-text-property (point) 'articles)))
|
||
;; Found a match, update scores.
|
||
(while (setq art (pop arts))
|
||
(setcdr art (+ score (cdr art)))
|
||
(when trace
|
||
(push (cons
|
||
(car-safe (rassq alist gnus-score-cache))
|
||
kill)
|
||
gnus-score-trace))
|
||
(when (setq new (gnus-score-add-followups
|
||
(car art) score all-scores thread))
|
||
(push new news)))))
|
||
;; Update expire date
|
||
(cond ((null date)) ;Permanent entry.
|
||
((and found gnus-update-score-entry-dates)
|
||
;Match, update date.
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcar (nthcdr 2 kill) now))
|
||
((and expire (< date expire)) ;Old entry, remove.
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcdr entries (cdr rest))
|
||
(setq rest entries)))
|
||
(setq entries rest))))
|
||
;; We change the score file back to the previous one.
|
||
(save-excursion
|
||
(set-buffer gnus-summary-buffer)
|
||
(gnus-score-load-file current-score-file))
|
||
(list (cons "references" news)))))
|
||
|
||
(defun gnus-score-add-followups (header score scores &optional thread)
|
||
"Add a score entry to the adapt file."
|
||
(save-excursion
|
||
(set-buffer gnus-summary-buffer)
|
||
(let* ((id (mail-header-id header))
|
||
(scores (car scores))
|
||
entry dont)
|
||
;; Don't enter a score if there already is one.
|
||
(while (setq entry (pop scores))
|
||
(and (equal "references" (car entry))
|
||
(or (null (nth 3 (cadr entry)))
|
||
(eq 's (nth 3 (cadr entry))))
|
||
(assoc id entry)
|
||
(setq dont t)))
|
||
(unless dont
|
||
(gnus-summary-score-entry
|
||
(if thread "thread" "references")
|
||
id 's score (current-time-string) nil t)))))
|
||
|
||
(defun gnus-score-string (score-list header now expire &optional trace)
|
||
;; Score ARTICLES according to HEADER in SCORE-LIST.
|
||
;; Update matching entries to NOW and remove unmatched entries older
|
||
;; than EXPIRE.
|
||
|
||
;; Insert the unique article headers in the buffer.
|
||
(let ((gnus-score-index (nth 1 (assoc header gnus-header-index)))
|
||
;; gnus-score-index is used as a free variable.
|
||
(simplify (and gnus-score-thread-simplify
|
||
(string= "subject" header)))
|
||
alike last this art entries alist articles
|
||
fuzzies arts words kill)
|
||
|
||
;; Sorting the articles costs os O(N*log N) but will allow us to
|
||
;; only match with each unique header. Thus the actual matching
|
||
;; will be O(M*U) where M is the number of strings to match with,
|
||
;; and U is the number of unique headers. It is assumed (but
|
||
;; untested) this will be a net win because of the large constant
|
||
;; factor involved with string matching.
|
||
(setq gnus-scores-articles
|
||
;; We cannot string-sort the extra headers list. *sigh*
|
||
(if (= gnus-score-index 9)
|
||
gnus-scores-articles
|
||
(sort gnus-scores-articles 'gnus-score-string<))
|
||
articles gnus-scores-articles)
|
||
|
||
(erase-buffer)
|
||
(while (setq art (pop articles))
|
||
(setq this (aref (car art) gnus-score-index))
|
||
|
||
;; If we're working with non-standard headers, we are stuck
|
||
;; with working on them as a group. What a hassle.
|
||
;; Just wait 'til you see what horrors we commit against `match'...
|
||
(if (= gnus-score-index 9)
|
||
(setq this (gnus-prin1-to-string this))) ; ick.
|
||
|
||
(if simplify
|
||
(setq this (gnus-map-function gnus-simplify-subject-functions this)))
|
||
(if (equal last this)
|
||
;; O(N*H) cons-cells used here, where H is the number of
|
||
;; headers.
|
||
(push art alike)
|
||
(when last
|
||
;; Insert the line, with a text property on the
|
||
;; terminating newline referring to the articles with
|
||
;; this line.
|
||
(insert last ?\n)
|
||
(put-text-property (1- (point)) (point) 'articles alike))
|
||
(setq alike (list art)
|
||
last this)))
|
||
(when last ; Bwadr, duplicate code.
|
||
(insert last ?\n)
|
||
(put-text-property (1- (point)) (point) 'articles alike))
|
||
|
||
;; Go through all the score alists and pick out the entries
|
||
;; for this header.
|
||
(while score-list
|
||
(setq alist (pop score-list)
|
||
;; There's only one instance of this header for
|
||
;; each score alist.
|
||
entries (assoc header alist))
|
||
(while (cdr entries) ;First entry is the header index.
|
||
(let* ((kill (cadr entries))
|
||
(type (or (nth 3 kill) 's))
|
||
(score (or (nth 1 kill) gnus-score-interactive-default-score))
|
||
(date (nth 2 kill))
|
||
(extra (nth 4 kill)) ; non-standard header; string.
|
||
(found nil)
|
||
(mt (aref (symbol-name type) 0))
|
||
(case-fold-search (not (memq mt '(?R ?S ?E ?F))))
|
||
(dmt (downcase mt))
|
||
;; Assume user already simplified regexp and fuzzies
|
||
(match (if (and simplify (not (memq dmt '(?f ?r))))
|
||
(gnus-map-function
|
||
gnus-simplify-subject-functions
|
||
(nth 0 kill))
|
||
(nth 0 kill)))
|
||
(search-func
|
||
(cond ((= dmt ?r) 're-search-forward)
|
||
((or (= dmt ?e) (= dmt ?s) (= dmt ?f)) 'search-forward)
|
||
((= dmt ?w) nil)
|
||
(t (error "Invalid match type: %s" type)))))
|
||
|
||
;; Evil hackery to make match usable in non-standard headers.
|
||
(when extra
|
||
(setq match (concat "[ (](" extra " \\. \"[^)]*"
|
||
match "[^\"]*\")[ )]")
|
||
search-func 're-search-forward)) ; XXX danger?!?
|
||
|
||
(cond
|
||
;; Fuzzy matches. We save these for later.
|
||
((= dmt ?f)
|
||
(push (cons entries alist) fuzzies)
|
||
(setq entries (cdr entries)))
|
||
;; Word matches. Save these for even later.
|
||
((= dmt ?w)
|
||
(push (cons entries alist) words)
|
||
(setq entries (cdr entries)))
|
||
;; Exact matches.
|
||
((= dmt ?e)
|
||
;; Do exact matching.
|
||
(goto-char (point-min))
|
||
(while (and (not (eobp))
|
||
(funcall search-func match nil t))
|
||
;; Is it really exact?
|
||
(and (eolp)
|
||
(= (gnus-point-at-bol) (match-beginning 0))
|
||
;; Yup.
|
||
(progn
|
||
(setq found (setq arts (get-text-property
|
||
(point) 'articles)))
|
||
;; Found a match, update scores.
|
||
(if trace
|
||
(while (setq art (pop arts))
|
||
(setcdr art (+ score (cdr art)))
|
||
(push
|
||
(cons
|
||
(car-safe (rassq alist gnus-score-cache))
|
||
kill)
|
||
gnus-score-trace))
|
||
(while (setq art (pop arts))
|
||
(setcdr art (+ score (cdr art)))))))
|
||
(forward-line 1))
|
||
;; Update expiry date
|
||
(if trace
|
||
(setq entries (cdr entries))
|
||
(cond
|
||
;; Permanent entry.
|
||
((null date)
|
||
(setq entries (cdr entries)))
|
||
;; We have a match, so we update the date.
|
||
((and found gnus-update-score-entry-dates)
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcar (nthcdr 2 kill) now)
|
||
(setq entries (cdr entries)))
|
||
;; This entry has expired, so we remove it.
|
||
((and expire (< date expire))
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcdr entries (cddr entries)))
|
||
;; No match; go to next entry.
|
||
(t
|
||
(setq entries (cdr entries))))))
|
||
;; Regexp and substring matching.
|
||
(t
|
||
(goto-char (point-min))
|
||
(when (string= match "")
|
||
(setq match "\n"))
|
||
(while (and (not (eobp))
|
||
(funcall search-func match nil t))
|
||
(goto-char (match-beginning 0))
|
||
(end-of-line)
|
||
(setq found (setq arts (get-text-property (point) 'articles)))
|
||
;; Found a match, update scores.
|
||
(if trace
|
||
(while (setq art (pop arts))
|
||
(setcdr art (+ score (cdr art)))
|
||
(push (cons (car-safe (rassq alist gnus-score-cache)) kill)
|
||
gnus-score-trace))
|
||
(while (setq art (pop arts))
|
||
(setcdr art (+ score (cdr art)))))
|
||
(forward-line 1))
|
||
;; Update expiry date
|
||
(if trace
|
||
(setq entries (cdr entries))
|
||
(cond
|
||
;; Permanent entry.
|
||
((null date)
|
||
(setq entries (cdr entries)))
|
||
;; We have a match, so we update the date.
|
||
((and found gnus-update-score-entry-dates)
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcar (nthcdr 2 kill) now)
|
||
(setq entries (cdr entries)))
|
||
;; This entry has expired, so we remove it.
|
||
((and expire (< date expire))
|
||
(gnus-score-set 'touched '(t) alist)
|
||
(setcdr entries (cddr entries)))
|
||
;; No match; go to next entry.
|
||
(t
|
||
(setq entries (cdr entries))))))))))
|
||
|
||
;; Find fuzzy matches.
|
||
(when fuzzies
|
||
;; Simplify the entire buffer for easy matching.
|
||
(gnus-simplify-buffer-fuzzy)
|
||
(while (setq kill (cadaar fuzzies))
|
||
(let* ((match (nth 0 kill))
|
||
(type (nth 3 kill))
|
||
(score (or (nth 1 kill) gnus-score-interactive-default-score))
|
||
(date (nth 2 kill))
|
||
(mt (aref (symbol-name type) 0))
|
||
(case-fold-search (not (= mt ?F)))
|
||
found)
|
||
(goto-char (point-min))
|
||
(while (and (not (eobp))
|
||
(search-forward match nil t))
|
||
(when (and (= (gnus-point-at-bol) (match-beginning 0))
|
||
(eolp))
|
||
(setq found (setq arts (get-text-property (point) 'articles)))
|
||
(if trace
|
||
(while (setq art (pop arts))
|
||
(setcdr art (+ score (cdr art)))
|
||
(push (cons
|
||
(car-safe (rassq (cdar fuzzies) gnus-score-cache))
|
||
kill)
|
||
gnus-score-trace))
|
||
;; Found a match, update scores.
|
||
(while (setq art (pop arts))
|
||
(setcdr art (+ score (cdr art))))))
|
||
(forward-line 1))
|
||
;; Update expiry date
|
||
(if (not trace)
|
||
(cond
|
||
;; Permanent.
|
||
((null date)
|
||
;; Do nothing.
|
||
)
|
||
;; Match, update date.
|
||
((and found gnus-update-score-entry-dates)
|
||
(gnus-score-set 'touched '(t) (cdar fuzzies))
|
||
(setcar (nthcdr 2 kill) now))
|
||
;; Old entry, remove.
|
||
((and expire (< date expire))
|
||
(gnus-score-set 'touched '(t) (cdar fuzzies))
|
||
(setcdr (caar fuzzies) (cddaar fuzzies)))))
|
||
(setq fuzzies (cdr fuzzies)))))
|
||
|
||
(when words
|
||
;; Enter all words into the hashtb.
|
||
(let ((hashtb (gnus-make-hashtable
|
||
(* 10 (count-lines (point-min) (point-max))))))
|
||
(gnus-enter-score-words-into-hashtb hashtb)
|
||
(while (setq kill (cadaar words))
|
||
(let* ((score (or (nth 1 kill) gnus-score-interactive-default-score))
|
||
(date (nth 2 kill))
|
||
found)
|
||
(when (setq arts (intern-soft (nth 0 kill) hashtb))
|
||
(setq arts (symbol-value arts))
|
||
(setq found t)
|
||
(if trace
|
||
(while (setq art (pop arts))
|
||
(setcdr art (+ score (cdr art)))
|
||
(push (cons
|
||
(car-safe (rassq (cdar words) gnus-score-cache))
|
||
kill)
|
||
gnus-score-trace))
|
||
;; Found a match, update scores.
|
||
(while (setq art (pop arts))
|
||
(setcdr art (+ score (cdr art))))))
|
||
;; Update expiry date
|
||
(if (not trace)
|
||
(cond
|
||
;; Permanent.
|
||
((null date)
|
||
;; Do nothing.
|
||
)
|
||
;; Match, update date.
|
||
((and found gnus-update-score-entry-dates)
|
||
(gnus-score-set 'touched '(t) (cdar words))
|
||
(setcar (nthcdr 2 kill) now))
|
||
;; Old entry, remove.
|
||
((and expire (< date expire))
|
||
(gnus-score-set 'touched '(t) (cdar words))
|
||
(setcdr (caar words) (cddaar words)))))
|
||
(setq words (cdr words))))))
|
||
nil))
|
||
|
||
(defun gnus-enter-score-words-into-hashtb (hashtb)
|
||
;; Find all the words in the buffer and enter them into
|
||
;; the hashtable.
|
||
(let ((syntab (syntax-table))
|
||
word val)
|
||
(goto-char (point-min))
|
||
(unwind-protect
|
||
(progn
|
||
(set-syntax-table gnus-adaptive-word-syntax-table)
|
||
(while (re-search-forward "\\b\\w+\\b" nil t)
|
||
(setq val
|
||
(gnus-gethash
|
||
(setq word (downcase (buffer-substring
|
||
(match-beginning 0) (match-end 0))))
|
||
hashtb))
|
||
(gnus-sethash
|
||
word
|
||
(append (get-text-property (gnus-point-at-eol) 'articles) val)
|
||
hashtb)))
|
||
(set-syntax-table syntab))
|
||
;; Make all the ignorable words ignored.
|
||
(let ((ignored (append gnus-ignored-adaptive-words
|
||
(if gnus-adaptive-word-no-group-words
|
||
(message-tokenize-header
|
||
(gnus-group-real-name gnus-newsgroup-name)
|
||
"."))
|
||
gnus-default-ignored-adaptive-words)))
|
||
(while ignored
|
||
(gnus-sethash (pop ignored) nil hashtb)))))
|
||
|
||
(defun gnus-score-string< (a1 a2)
|
||
;; Compare headers in articles A2 and A2.
|
||
;; The header index used is the free variable `gnus-score-index'.
|
||
(string-lessp (aref (car a1) gnus-score-index)
|
||
(aref (car a2) gnus-score-index)))
|
||
|
||
(defun gnus-current-score-file-nondirectory (&optional score-file)
|
||
(let ((score-file (or score-file gnus-current-score-file)))
|
||
(if score-file
|
||
(gnus-short-group-name (file-name-nondirectory score-file))
|
||
"none")))
|
||
|
||
(defun gnus-score-adaptive ()
|
||
"Create adaptive score rules for this newsgroup."
|
||
(when gnus-newsgroup-adaptive
|
||
;; We change the score file to the adaptive score file.
|
||
(save-excursion
|
||
(set-buffer gnus-summary-buffer)
|
||
(gnus-score-load-file
|
||
(or gnus-newsgroup-adaptive-score-file
|
||
(gnus-home-score-file gnus-newsgroup-name t)
|
||
(gnus-score-file-name
|
||
gnus-newsgroup-name gnus-adaptive-file-suffix))))
|
||
;; Perform ordinary line scoring.
|
||
(when (or (not (listp gnus-newsgroup-adaptive))
|
||
(memq 'line gnus-newsgroup-adaptive))
|
||
(save-excursion
|
||
(let* ((malist (gnus-copy-sequence gnus-adaptive-score-alist))
|
||
(alist malist)
|
||
(date (current-time-string))
|
||
(data gnus-newsgroup-data)
|
||
elem headers match func)
|
||
;; First we transform the adaptive rule alist into something
|
||
;; that's faster to process.
|
||
(while malist
|
||
(setq elem (car malist))
|
||
(when (symbolp (car elem))
|
||
(setcar elem (symbol-value (car elem))))
|
||
(setq elem (cdr elem))
|
||
(while elem
|
||
(when (fboundp
|
||
(setq func
|
||
(intern
|
||
(concat "mail-header-"
|
||
(if (eq (caar elem) 'followup)
|
||
"message-id"
|
||
(downcase (symbol-name (caar elem))))))))
|
||
(setcdr (car elem)
|
||
(cons (if (eq (caar elem) 'followup)
|
||
"references"
|
||
(symbol-name (caar elem)))
|
||
(cdar elem)))
|
||
(setcar (car elem)
|
||
`(lambda (h)
|
||
(,func h))))
|
||
(setq elem (cdr elem)))
|
||
(setq malist (cdr malist)))
|
||
;; Then we score away.
|
||
(while data
|
||
(setq elem (cdr (assq (gnus-data-mark (car data)) alist)))
|
||
(if (or (not elem)
|
||
(gnus-data-pseudo-p (car data)))
|
||
()
|
||
(when (setq headers (gnus-data-header (car data)))
|
||
(while elem
|
||
(setq match (funcall (caar elem) headers))
|
||
(gnus-summary-score-entry
|
||
(nth 1 (car elem)) match
|
||
(cond
|
||
((numberp match)
|
||
'=)
|
||
((equal (nth 1 (car elem)) "date")
|
||
'a)
|
||
(t
|
||
;; Whether we use substring or exact matches is
|
||
;; controlled here.
|
||
(if (or (not gnus-score-exact-adapt-limit)
|
||
(< (length match) gnus-score-exact-adapt-limit))
|
||
'e
|
||
(if (equal (nth 1 (car elem)) "subject")
|
||
'f 's))))
|
||
(nth 2 (car elem)) date nil t)
|
||
(setq elem (cdr elem)))))
|
||
(setq data (cdr data))))))
|
||
|
||
;; Perform adaptive word scoring.
|
||
(when (and (listp gnus-newsgroup-adaptive)
|
||
(memq 'word gnus-newsgroup-adaptive))
|
||
(with-temp-buffer
|
||
(let* ((hashtb (gnus-make-hashtable 1000))
|
||
(date (date-to-day (current-time-string)))
|
||
(data gnus-newsgroup-data)
|
||
(syntab (syntax-table))
|
||
word d score val)
|
||
(unwind-protect
|
||
(progn
|
||
(set-syntax-table gnus-adaptive-word-syntax-table)
|
||
;; Go through all articles.
|
||
(while (setq d (pop data))
|
||
(when (and
|
||
(not (gnus-data-pseudo-p d))
|
||
(setq score
|
||
(cdr (assq
|
||
(gnus-data-mark d)
|
||
gnus-adaptive-word-score-alist))))
|
||
;; This article has a mark that should lead to
|
||
;; adaptive word rules, so we insert the subject
|
||
;; and find all words in that string.
|
||
(insert (mail-header-subject (gnus-data-header d)))
|
||
(downcase-region (point-min) (point-max))
|
||
(goto-char (point-min))
|
||
(while (re-search-forward "\\b\\w+\\b" nil t)
|
||
;; Put the word and score into the hashtb.
|
||
(setq val (gnus-gethash (setq word (match-string 0))
|
||
hashtb))
|
||
(when (or (not gnus-adaptive-word-length-limit)
|
||
(> (length word)
|
||
gnus-adaptive-word-length-limit))
|
||
(setq val (+ score (or val 0)))
|
||
(if (and gnus-adaptive-word-minimum
|
||
(< val gnus-adaptive-word-minimum))
|
||
(setq val gnus-adaptive-word-minimum))
|
||
(gnus-sethash word val hashtb)))
|
||
(erase-buffer))))
|
||
(set-syntax-table syntab))
|
||
;; Make all the ignorable words ignored.
|
||
(let ((ignored (append gnus-ignored-adaptive-words
|
||
(if gnus-adaptive-word-no-group-words
|
||
(message-tokenize-header
|
||
(gnus-group-real-name
|
||
gnus-newsgroup-name)
|
||
"."))
|
||
gnus-default-ignored-adaptive-words)))
|
||
(while ignored
|
||
(gnus-sethash (pop ignored) nil hashtb)))
|
||
;; Now we have all the words and scores, so we
|
||
;; add these rules to the ADAPT file.
|
||
(set-buffer gnus-summary-buffer)
|
||
(mapatoms
|
||
(lambda (word)
|
||
(when (symbol-value word)
|
||
(gnus-summary-score-entry
|
||
"subject" (symbol-name word) 'w (symbol-value word)
|
||
date nil t)))
|
||
hashtb))))))
|
||
|
||
(defun gnus-score-edit-done ()
|
||
(let ((bufnam (buffer-file-name (current-buffer)))
|
||
(winconf gnus-prev-winconf))
|
||
(when winconf
|
||
(set-window-configuration winconf))
|
||
(gnus-score-remove-from-cache bufnam)
|
||
(gnus-score-load-file bufnam)))
|
||
|
||
(defun gnus-score-find-trace ()
|
||
"Find all score rules that applies to the current article."
|
||
(interactive)
|
||
(let ((old-scored gnus-newsgroup-scored))
|
||
(let ((gnus-newsgroup-headers
|
||
(list (gnus-summary-article-header)))
|
||
(gnus-newsgroup-scored nil)
|
||
;; Must be synced with `gnus-score-edit-file-at-point':
|
||
(frmt "%S [%s] -> %s\n")
|
||
trace
|
||
file)
|
||
(save-excursion
|
||
(nnheader-set-temp-buffer "*Score Trace*"))
|
||
(setq gnus-score-trace nil)
|
||
(gnus-possibly-score-headers 'trace)
|
||
(if (not (setq trace gnus-score-trace))
|
||
(gnus-error
|
||
1 "No score rules apply to the current article (default score %d)."
|
||
gnus-summary-default-score)
|
||
(set-buffer "*Score Trace*")
|
||
;; Use a keymap instead?
|
||
(local-set-key "q"
|
||
(lambda ()
|
||
(interactive)
|
||
(bury-buffer nil)
|
||
(gnus-summary-expand-window)))
|
||
(local-set-key "e" (lambda ()
|
||
"Run `gnus-score-edit-file-at-point'."
|
||
(interactive)
|
||
(gnus-score-edit-file-at-point)))
|
||
(local-set-key "f" (lambda ()
|
||
"Run `gnus-score-edit-file-at-point'."
|
||
(interactive)
|
||
(gnus-score-edit-file-at-point 'format)))
|
||
(local-set-key "t" 'toggle-truncate-lines)
|
||
(setq truncate-lines t)
|
||
(dolist (entry trace)
|
||
(setq file (or (car entry)
|
||
;; Must be synced with
|
||
;; `gnus-score-edit-file-at-point':
|
||
"(non-file rule)"))
|
||
(insert
|
||
(format frmt
|
||
(cdr entry)
|
||
;; Don't use `file-name-sans-extension' to see .SCORE and
|
||
;; .ADAPT directly:
|
||
(file-name-nondirectory file)
|
||
(abbreviate-file-name file))))
|
||
(insert
|
||
"\n\nQuick help:
|
||
|
||
Type `e' to edit score file corresponding to the score rule on current line,
|
||
`f' to format (pretty print) the score file and edit it,
|
||
`t' toggle to truncate long lines in this buffer,
|
||
`q' to quit.
|
||
|
||
The first sexp on each line is the score rule, followed by the file name of
|
||
the score file and its full name, including the directory.")
|
||
(goto-char (point-min))
|
||
(gnus-configure-windows 'score-trace)))
|
||
(set-buffer gnus-summary-buffer)
|
||
(setq gnus-newsgroup-scored old-scored)))
|
||
|
||
(defun gnus-score-find-favourite-words ()
|
||
"List words used in scoring."
|
||
(interactive)
|
||
(let ((alists (gnus-score-load-files (gnus-all-score-files)))
|
||
alist rule rules kill)
|
||
;; Go through all the score alists for this group
|
||
;; and find all `w' rules.
|
||
(while (setq alist (pop alists))
|
||
(while (setq rule (pop alist))
|
||
(when (and (stringp (car rule))
|
||
(equal "subject" (downcase (pop rule))))
|
||
(while (setq kill (pop rule))
|
||
(when (memq (nth 3 kill) '(w W word Word))
|
||
(push (cons (or (nth 1 kill)
|
||
gnus-score-interactive-default-score)
|
||
(car kill))
|
||
rules))))))
|
||
(setq rules (sort rules (lambda (r1 r2)
|
||
(string-lessp (cdr r1) (cdr r2)))))
|
||
;; Add up words that have appeared several times.
|
||
(let ((r rules))
|
||
(while (cdr r)
|
||
(if (equal (cdar r) (cdadr r))
|
||
(progn
|
||
(setcar (car r) (+ (caar r) (caadr r)))
|
||
(setcdr r (cddr r)))
|
||
(pop r))))
|
||
;; Insert the words.
|
||
(nnheader-set-temp-buffer "*Score Words*")
|
||
(if (not (setq rules (sort rules (lambda (r1 r2) (> (car r1) (car r2))))))
|
||
(gnus-error 3 "No word score rules")
|
||
(while rules
|
||
(insert (format "%-5d: %s\n" (caar rules) (cdar rules)))
|
||
(pop rules))
|
||
(goto-char (point-min))
|
||
(gnus-configure-windows 'score-words))))
|
||
|
||
(defun gnus-summary-rescore ()
|
||
"Redo the entire scoring process in the current summary."
|
||
(interactive)
|
||
(gnus-score-save)
|
||
(setq gnus-score-cache nil)
|
||
(setq gnus-newsgroup-scored nil)
|
||
(gnus-possibly-score-headers)
|
||
(gnus-score-update-all-lines))
|
||
|
||
(defun gnus-score-flush-cache ()
|
||
"Flush the cache of score files."
|
||
(interactive)
|
||
(gnus-score-save)
|
||
(setq gnus-score-cache nil
|
||
gnus-score-alist nil
|
||
gnus-short-name-score-file-cache nil)
|
||
(gnus-message 6 "The score cache is now flushed"))
|
||
|
||
(gnus-add-shutdown 'gnus-score-close 'gnus)
|
||
|
||
(defvar gnus-score-file-alist-cache nil)
|
||
|
||
(defun gnus-score-close ()
|
||
"Clear all internal score variables."
|
||
(setq gnus-score-cache nil
|
||
gnus-internal-global-score-files nil
|
||
gnus-score-file-list nil
|
||
gnus-score-file-alist-cache nil))
|
||
|
||
;; Summary score marking commands.
|
||
|
||
(defun gnus-summary-raise-same-subject-and-select (score)
|
||
"Raise articles which has the same subject with SCORE and select the next."
|
||
(interactive "p")
|
||
(let ((subject (gnus-summary-article-subject)))
|
||
(gnus-summary-raise-score score)
|
||
(while (gnus-summary-find-subject subject)
|
||
(gnus-summary-raise-score score))
|
||
(gnus-summary-next-article t)))
|
||
|
||
(defun gnus-summary-raise-same-subject (score)
|
||
"Raise articles which has the same subject with SCORE."
|
||
(interactive "p")
|
||
(let ((subject (gnus-summary-article-subject)))
|
||
(gnus-summary-raise-score score)
|
||
(while (gnus-summary-find-subject subject)
|
||
(gnus-summary-raise-score score))
|
||
(gnus-summary-next-subject 1 t)))
|
||
|
||
(defun gnus-score-delta-default (level)
|
||
(if level (prefix-numeric-value level)
|
||
gnus-score-interactive-default-score))
|
||
|
||
(defun gnus-summary-raise-thread (&optional score)
|
||
"Raise the score of the articles in the current thread with SCORE."
|
||
(interactive "P")
|
||
(setq score (gnus-score-delta-default score))
|
||
(let (e)
|
||
(save-excursion
|
||
(let ((articles (gnus-summary-articles-in-thread)))
|
||
(while articles
|
||
(gnus-summary-goto-subject (car articles))
|
||
(gnus-summary-raise-score score)
|
||
(setq articles (cdr articles))))
|
||
(setq e (point)))
|
||
(let ((gnus-summary-check-current t))
|
||
(unless (zerop (gnus-summary-next-subject 1 t))
|
||
(goto-char e))))
|
||
(gnus-summary-recenter)
|
||
(gnus-summary-position-point)
|
||
(gnus-set-mode-line 'summary))
|
||
|
||
(defun gnus-summary-lower-same-subject-and-select (score)
|
||
"Raise articles which has the same subject with SCORE and select the next."
|
||
(interactive "p")
|
||
(gnus-summary-raise-same-subject-and-select (- score)))
|
||
|
||
(defun gnus-summary-lower-same-subject (score)
|
||
"Raise articles which has the same subject with SCORE."
|
||
(interactive "p")
|
||
(gnus-summary-raise-same-subject (- score)))
|
||
|
||
(defun gnus-summary-lower-thread (&optional score)
|
||
"Lower score of articles in the current thread with SCORE."
|
||
(interactive "P")
|
||
(gnus-summary-raise-thread (- (gnus-score-delta-default score))))
|
||
|
||
;;; Finding score files.
|
||
|
||
(defun gnus-score-score-files (group)
|
||
"Return a list of all possible score files."
|
||
;; Search and set any global score files.
|
||
(when gnus-global-score-files
|
||
(unless gnus-internal-global-score-files
|
||
(gnus-score-search-global-directories gnus-global-score-files)))
|
||
;; Fix the kill-file dir variable.
|
||
(setq gnus-kill-files-directory
|
||
(file-name-as-directory gnus-kill-files-directory))
|
||
;; If we can't read it, there are no score files.
|
||
(if (not (file-exists-p (expand-file-name gnus-kill-files-directory)))
|
||
(setq gnus-score-file-list nil)
|
||
(if (not (gnus-use-long-file-name 'not-score))
|
||
;; We do not use long file names, so we have to do some
|
||
;; directory traversing.
|
||
(setq gnus-score-file-list
|
||
(cons nil
|
||
(or gnus-short-name-score-file-cache
|
||
(prog2
|
||
(gnus-message 6 "Finding all score files...")
|
||
(setq gnus-short-name-score-file-cache
|
||
(gnus-score-score-files-1
|
||
gnus-kill-files-directory))
|
||
(gnus-message 6 "Finding all score files...done")))))
|
||
;; We want long file names.
|
||
(when (or (not gnus-score-file-list)
|
||
(not (car gnus-score-file-list))
|
||
(gnus-file-newer-than gnus-kill-files-directory
|
||
(car gnus-score-file-list)))
|
||
(setq gnus-score-file-list
|
||
(cons (nth 5 (file-attributes gnus-kill-files-directory))
|
||
(nreverse
|
||
(directory-files
|
||
gnus-kill-files-directory t
|
||
(gnus-score-file-regexp)))))))
|
||
(cdr gnus-score-file-list)))
|
||
|
||
(defun gnus-score-score-files-1 (dir)
|
||
"Return all possible score files under DIR."
|
||
(let ((files (list (expand-file-name dir)))
|
||
(regexp (gnus-score-file-regexp))
|
||
(case-fold-search nil)
|
||
seen out file)
|
||
(while (setq file (pop files))
|
||
(cond
|
||
;; Ignore files that start with a dot.
|
||
((string-match "^\\." (file-name-nondirectory file))
|
||
nil)
|
||
;; Add subtrees of directory to also be searched.
|
||
((and (file-directory-p file)
|
||
(not (member (file-truename file) seen)))
|
||
(push (file-truename file) seen)
|
||
(setq files (nconc (directory-files file t nil t) files)))
|
||
;; Add files to the list of score files.
|
||
((string-match regexp file)
|
||
(push file out))))
|
||
(or out
|
||
;; Return a dummy value.
|
||
(list (expand-file-name "this.file.does.not.exist.SCORE"
|
||
gnus-kill-files-directory)))))
|
||
|
||
(defun gnus-score-file-regexp ()
|
||
"Return a regexp that match all score files."
|
||
(concat "\\(" (regexp-quote gnus-score-file-suffix )
|
||
"\\|" (regexp-quote gnus-adaptive-file-suffix) "\\)\\'"))
|
||
|
||
(defun gnus-score-find-bnews (group)
|
||
"Return a list of score files for GROUP.
|
||
The score files are those files in the ~/News/ directory which matches
|
||
GROUP using BNews sys file syntax."
|
||
(let* ((sfiles (append (gnus-score-score-files group)
|
||
gnus-internal-global-score-files))
|
||
(kill-dir (file-name-as-directory
|
||
(expand-file-name gnus-kill-files-directory)))
|
||
(klen (length kill-dir))
|
||
(score-regexp (gnus-score-file-regexp))
|
||
(trans (cdr (assq ?: nnheader-file-name-translation-alist)))
|
||
(group-trans (nnheader-translate-file-chars group t))
|
||
ofiles not-match regexp)
|
||
(save-excursion
|
||
(set-buffer (gnus-get-buffer-create "*gnus score files*"))
|
||
(buffer-disable-undo)
|
||
;; Go through all score file names and create regexp with them
|
||
;; as the source.
|
||
(while sfiles
|
||
(erase-buffer)
|
||
(insert (car sfiles))
|
||
(goto-char (point-min))
|
||
;; First remove the suffix itself.
|
||
(when (re-search-forward (concat "." score-regexp) nil t)
|
||
(replace-match "" t t)
|
||
(goto-char (point-min))
|
||
(if (looking-at (regexp-quote kill-dir))
|
||
;; If the file name was just "SCORE", `klen' is one character
|
||
;; too much.
|
||
(delete-char (min (1- (point-max)) klen))
|
||
(goto-char (point-max))
|
||
(if (re-search-backward gnus-directory-sep-char-regexp nil t)
|
||
(delete-region (1+ (point)) (point-min))
|
||
(gnus-message 1 "Can't find directory separator in %s"
|
||
(car sfiles))))
|
||
;; If short file names were used, we have to translate slashes.
|
||
(goto-char (point-min))
|
||
(let ((regexp (concat
|
||
"[/:" (if trans (char-to-string trans)) "]")))
|
||
(while (re-search-forward regexp nil t)
|
||
(replace-match "." t t)))
|
||
;; Kludge to get rid of "nntp+" problems.
|
||
(goto-char (point-min))
|
||
(when (looking-at "nn[a-z]+\\+")
|
||
(search-forward "+")
|
||
(forward-char -1)
|
||
(insert "\\")
|
||
(forward-char 1))
|
||
;; Kludge to deal with "++".
|
||
(while (search-forward "+" nil t)
|
||
(replace-match "\\+" t t))
|
||
;; Translate "all" to ".*".
|
||
(goto-char (point-min))
|
||
(while (search-forward "all" nil t)
|
||
(replace-match ".*" t t))
|
||
(goto-char (point-min))
|
||
;; Deal with "not."s.
|
||
(if (looking-at "not.")
|
||
(progn
|
||
(setq not-match t)
|
||
(setq regexp
|
||
(concat "^" (buffer-substring 5 (point-max)) "$")))
|
||
(setq regexp (concat "^" (buffer-substring 1 (point-max)) "$"))
|
||
(setq not-match nil))
|
||
;; Finally - if this resulting regexp matches the group name,
|
||
;; we add this score file to the list of score files
|
||
;; applicable to this group.
|
||
(when (or (and not-match
|
||
(ignore-errors
|
||
(not (string-match regexp group-trans))))
|
||
(and (not not-match)
|
||
(ignore-errors (string-match regexp group-trans))))
|
||
(push (car sfiles) ofiles)))
|
||
(setq sfiles (cdr sfiles)))
|
||
(gnus-kill-buffer (current-buffer))
|
||
;; Slight kludge here - the last score file returned should be
|
||
;; the local score file, whether it exists or not. This is so
|
||
;; that any score commands the user enters will go to the right
|
||
;; file, and not end up in some global score file.
|
||
(let ((localscore (gnus-score-file-name group)))
|
||
(setq ofiles (cons localscore (delete localscore ofiles))))
|
||
(gnus-sort-score-files (nreverse ofiles)))))
|
||
|
||
(defun gnus-score-find-single (group)
|
||
"Return list containing the score file for GROUP."
|
||
(list (or gnus-newsgroup-adaptive-score-file
|
||
(gnus-score-file-name group gnus-adaptive-file-suffix))
|
||
(gnus-score-file-name group)))
|
||
|
||
(defun gnus-score-find-hierarchical (group)
|
||
"Return list of score files for GROUP.
|
||
This includes the score file for the group and all its parents."
|
||
(let* ((prefix (gnus-group-real-prefix group))
|
||
(all (list nil))
|
||
(group (gnus-group-real-name group))
|
||
(start 0))
|
||
(while (string-match "\\." group (1+ start))
|
||
(setq start (match-beginning 0))
|
||
(push (substring group 0 start) all))
|
||
(push group all)
|
||
(setq all
|
||
(nconc
|
||
(mapcar (lambda (group)
|
||
(gnus-score-file-name group gnus-adaptive-file-suffix))
|
||
(setq all (nreverse all)))
|
||
(mapcar 'gnus-score-file-name all)))
|
||
(if (equal prefix "")
|
||
all
|
||
(mapcar
|
||
(lambda (file)
|
||
(nnheader-translate-file-chars
|
||
(concat (file-name-directory file) prefix
|
||
(file-name-nondirectory file))))
|
||
all))))
|
||
|
||
(defun gnus-score-file-rank (file)
|
||
"Return a number that says how specific score FILE is.
|
||
Destroys the current buffer."
|
||
(if (member file gnus-internal-global-score-files)
|
||
0
|
||
(when (string-match
|
||
(concat "^" (regexp-quote
|
||
(expand-file-name
|
||
(file-name-as-directory gnus-kill-files-directory))))
|
||
file)
|
||
(setq file (substring file (match-end 0))))
|
||
(insert file)
|
||
(goto-char (point-min))
|
||
(let ((beg (point))
|
||
elems)
|
||
(while (re-search-forward "[./]" nil t)
|
||
(push (buffer-substring beg (1- (point)))
|
||
elems))
|
||
(erase-buffer)
|
||
(setq elems (delete "all" elems))
|
||
(length elems))))
|
||
|
||
(defun gnus-sort-score-files (files)
|
||
"Sort FILES so that the most general files come first."
|
||
(with-temp-buffer
|
||
(let ((alist
|
||
(mapcar
|
||
(lambda (file)
|
||
(cons (inline (gnus-score-file-rank file)) file))
|
||
files)))
|
||
(mapcar
|
||
(lambda (f) (cdr f))
|
||
(sort alist 'car-less-than-car)))))
|
||
|
||
(defun gnus-score-find-alist (group)
|
||
"Return list of score files for GROUP.
|
||
The list is determined from the variable `gnus-score-file-alist'."
|
||
(let ((alist gnus-score-file-multiple-match-alist)
|
||
score-files)
|
||
;; if this group has been seen before, return the cached entry
|
||
(if (setq score-files (assoc group gnus-score-file-alist-cache))
|
||
(cdr score-files) ;ensures caching groups with no matches
|
||
;; handle the multiple match alist
|
||
(while alist
|
||
(when (string-match (caar alist) group)
|
||
(setq score-files
|
||
(nconc score-files (copy-sequence (cdar alist)))))
|
||
(setq alist (cdr alist)))
|
||
(setq alist gnus-score-file-single-match-alist)
|
||
;; handle the single match alist
|
||
(while alist
|
||
(when (string-match (caar alist) group)
|
||
;; progn used just in case ("regexp") has no files
|
||
;; and score-files is still nil. -sj
|
||
;; this can be construed as a "stop searching here" feature :>
|
||
;; and used to simplify regexps in the single-alist
|
||
(setq score-files
|
||
(nconc score-files (copy-sequence (cdar alist))))
|
||
(setq alist nil))
|
||
(setq alist (cdr alist)))
|
||
;; cache the score files
|
||
(push (cons group score-files) gnus-score-file-alist-cache)
|
||
score-files)))
|
||
|
||
(defun gnus-all-score-files (&optional group)
|
||
"Return a list of all score files for the current group."
|
||
(let ((funcs gnus-score-find-score-files-function)
|
||
(group (or group gnus-newsgroup-name))
|
||
score-files)
|
||
(when group
|
||
;; Make sure funcs is a list.
|
||
(and funcs
|
||
(not (listp funcs))
|
||
(setq funcs (list funcs)))
|
||
(when gnus-score-use-all-scores
|
||
;; Get the initial score files for this group.
|
||
(when funcs
|
||
(setq score-files (nreverse (gnus-score-find-alist group))))
|
||
;; Add any home adapt files.
|
||
(let ((home (gnus-home-score-file group t)))
|
||
(when home
|
||
(push home score-files)
|
||
(setq gnus-newsgroup-adaptive-score-file home)))
|
||
;; Check whether there is a `adapt-file' group parameter.
|
||
(let ((param-file (gnus-group-find-parameter group 'adapt-file)))
|
||
(when param-file
|
||
(push param-file score-files)
|
||
(setq gnus-newsgroup-adaptive-score-file param-file))))
|
||
;; Go through all the functions for finding score files (or actual
|
||
;; scores) and add them to a list.
|
||
(while funcs
|
||
(when (functionp (car funcs))
|
||
(setq score-files
|
||
(append score-files
|
||
(nreverse (funcall (car funcs) group)))))
|
||
(setq funcs (cdr funcs)))
|
||
(when gnus-score-use-all-scores
|
||
;; Add any home score files.
|
||
(let ((home (gnus-home-score-file group)))
|
||
(when home
|
||
(push home score-files)))
|
||
;; Check whether there is a `score-file' group parameter.
|
||
(let ((param-file (gnus-group-find-parameter group 'score-file)))
|
||
(when param-file
|
||
(push param-file score-files))))
|
||
;; Expand all files names.
|
||
(let ((files score-files))
|
||
(while files
|
||
(when (stringp (car files))
|
||
(setcar files (expand-file-name
|
||
(car files) gnus-kill-files-directory)))
|
||
(pop files)))
|
||
(setq score-files (nreverse score-files))
|
||
;; Remove any duplicate score files.
|
||
(while (and score-files
|
||
(member (car score-files) (cdr score-files)))
|
||
(pop score-files))
|
||
(let ((files score-files))
|
||
(while (cdr files)
|
||
(if (member (cadr files) (cddr files))
|
||
(setcdr files (cddr files))
|
||
(pop files))))
|
||
;; Do the scoring if there are any score files for this group.
|
||
score-files)))
|
||
|
||
(defun gnus-possibly-score-headers (&optional trace)
|
||
"Do scoring if scoring is required."
|
||
(let ((score-files (gnus-all-score-files)))
|
||
(when score-files
|
||
(gnus-score-headers score-files trace))))
|
||
|
||
(defun gnus-score-file-name (newsgroup &optional suffix)
|
||
"Return the name of a score file for NEWSGROUP."
|
||
(let ((suffix (or suffix gnus-score-file-suffix)))
|
||
(nnheader-translate-file-chars
|
||
(cond
|
||
((or (null newsgroup)
|
||
(string-equal newsgroup ""))
|
||
;; The global score file is placed at top of the directory.
|
||
(expand-file-name suffix gnus-kill-files-directory))
|
||
((gnus-use-long-file-name 'not-score)
|
||
;; Append ".SCORE" to newsgroup name.
|
||
(expand-file-name (concat (gnus-newsgroup-savable-name newsgroup)
|
||
"." suffix)
|
||
gnus-kill-files-directory))
|
||
(t
|
||
;; Place "SCORE" under the hierarchical directory.
|
||
(expand-file-name (concat (gnus-newsgroup-directory-form newsgroup)
|
||
"/" suffix)
|
||
gnus-kill-files-directory))))))
|
||
|
||
(defun gnus-score-search-global-directories (files)
|
||
"Scan all global score directories for score files."
|
||
;; Set the variable `gnus-internal-global-score-files' to all
|
||
;; available global score files.
|
||
(interactive (list gnus-global-score-files))
|
||
(let (out)
|
||
(while files
|
||
;; #### /$ Unix-specific?
|
||
(if (file-directory-p (car files))
|
||
(setq out (nconc (directory-files
|
||
(car files) t
|
||
(concat (gnus-score-file-regexp) "$"))))
|
||
(push (car files) out))
|
||
(setq files (cdr files)))
|
||
(setq gnus-internal-global-score-files out)))
|
||
|
||
(defun gnus-score-default-fold-toggle ()
|
||
"Toggle folding for new score file entries."
|
||
(interactive)
|
||
(setq gnus-score-default-fold (not gnus-score-default-fold))
|
||
(if gnus-score-default-fold
|
||
(gnus-message 1 "New score file entries will be case insensitive.")
|
||
(gnus-message 1 "New score file entries will be case sensitive.")))
|
||
|
||
;;; Home score file.
|
||
|
||
(defun gnus-home-score-file (group &optional adapt)
|
||
"Return the home score file for GROUP.
|
||
If ADAPT, return the home adaptive file instead."
|
||
(let ((list (if adapt gnus-home-adapt-file gnus-home-score-file))
|
||
elem found)
|
||
;; Make sure we have a list.
|
||
(unless (listp list)
|
||
(setq list (list list)))
|
||
;; Go through the list and look for matches.
|
||
(while (and (not found)
|
||
(setq elem (pop list)))
|
||
(setq found
|
||
(cond
|
||
;; Simple string.
|
||
((stringp elem)
|
||
elem)
|
||
;; Function.
|
||
((functionp elem)
|
||
(funcall elem group))
|
||
;; Regexp-file cons.
|
||
((consp elem)
|
||
(when (string-match (gnus-globalify-regexp (car elem)) group)
|
||
(replace-match (cadr elem) t nil group))))))
|
||
(when found
|
||
(setq found (nnheader-translate-file-chars found))
|
||
(if (file-name-absolute-p found)
|
||
found
|
||
(nnheader-concat gnus-kill-files-directory found)))))
|
||
|
||
(defun gnus-hierarchial-home-score-file (group)
|
||
"Return the score file of the top-level hierarchy of GROUP."
|
||
(if (string-match "^[^.]+\\." group)
|
||
(concat (match-string 0 group) gnus-score-file-suffix)
|
||
;; Group name without any dots.
|
||
(concat group (if (gnus-use-long-file-name 'not-score) "." "/")
|
||
gnus-score-file-suffix)))
|
||
|
||
(defun gnus-hierarchial-home-adapt-file (group)
|
||
"Return the adapt file of the top-level hierarchy of GROUP."
|
||
(if (string-match "^[^.]+\\." group)
|
||
(concat (match-string 0 group) gnus-adaptive-file-suffix)
|
||
;; Group name without any dots.
|
||
(concat group (if (gnus-use-long-file-name 'not-score) "." "/")
|
||
gnus-adaptive-file-suffix)))
|
||
|
||
(defun gnus-current-home-score-file (group)
|
||
"Return the \"current\" regular score file."
|
||
(car (nreverse (gnus-score-find-alist group))))
|
||
|
||
;;;
|
||
;;; Score decays
|
||
;;;
|
||
|
||
(defun gnus-decay-score (score)
|
||
"Decay SCORE according to `gnus-score-decay-constant' and `gnus-score-decay-scale'."
|
||
(let ((n (- score
|
||
(* (if (< score 0) -1 1)
|
||
(min (abs score)
|
||
(max gnus-score-decay-constant
|
||
(* (abs score)
|
||
gnus-score-decay-scale)))))))
|
||
(if (and (featurep 'xemacs)
|
||
;; XEmacs' floor can handle only the floating point
|
||
;; number below the half of the maximum integer.
|
||
(> (abs n) (lsh -1 -2)))
|
||
(string-to-number
|
||
(car (split-string (number-to-string n) "\\.")))
|
||
(floor n))))
|
||
|
||
(defun gnus-decay-scores (alist day)
|
||
"Decay non-permanent scores in ALIST."
|
||
(let ((times (- (time-to-days (current-time)) day))
|
||
kill entry updated score n)
|
||
(unless (zerop times) ;Done decays today already?
|
||
(while (setq entry (pop alist))
|
||
(when (stringp (car entry))
|
||
(setq entry (cdr entry))
|
||
(while (setq kill (pop entry))
|
||
(when (nth 2 kill)
|
||
(setq updated t)
|
||
(setq score (or (nth 1 kill)
|
||
gnus-score-interactive-default-score)
|
||
n times)
|
||
(while (natnump (decf n))
|
||
(setq score (funcall gnus-decay-score-function score)))
|
||
(setcdr kill (cons score
|
||
(cdr (cdr kill)))))))))
|
||
;; Return whether this score file needs to be saved. By Je-haysuss!
|
||
updated))
|
||
|
||
(defun gnus-score-regexp-bad-p (regexp)
|
||
"Test whether REGEXP is safe for Gnus scoring.
|
||
A regexp is unsafe if it matches newline or a buffer boundary.
|
||
|
||
If the regexp is good, return nil. If the regexp is bad, return a
|
||
cons cell (SYM . STRING), where the symbol SYM is `new' or `bad'.
|
||
In the `new' case, the string is a safe replacement for REGEXP.
|
||
In the `bad' case, the string is a unsafe subexpression of REGEXP,
|
||
and we do not have a simple replacement to suggest.
|
||
|
||
See Info node `(gnus)Scoring Tips' for examples of good regular expressions."
|
||
(let (case-fold-search)
|
||
(and
|
||
;; First, try a relatively fast necessary condition.
|
||
;; Notice ranges (like [^:] or [\t-\r]), \s>, \Sw, \W, \', \`:
|
||
(string-match "\n\\|\\\\[SsW`']\\|\\[\\^\\|[\0-\n]-" regexp)
|
||
;; Now break the regexp into tokens, and check each:
|
||
(let ((tail regexp) ; remaining regexp to check
|
||
tok ; current token
|
||
bad ; nil, or bad subexpression
|
||
new ; nil, or replacement regexp so far
|
||
end) ; length of current token
|
||
(while (and (not bad)
|
||
(string-match
|
||
"\\`\\(\\\\[sS]?.\\|\\[\\^?]?[^]]*]\\|[^\\]\\)"
|
||
tail))
|
||
(setq end (match-end 0)
|
||
tok (substring tail 0 end)
|
||
tail (substring tail end))
|
||
(if;; Is token `bad' (matching newline or buffer ends)?
|
||
(or (member tok '("\n" "\\W" "\\`" "\\'"))
|
||
;; This next handles "[...]", "\\s.", and "\\S.":
|
||
(and (> end 2) (string-match tok "\n")))
|
||
(let ((newtok
|
||
;; Try to suggest a replacement for tok ...
|
||
(cond ((string-equal tok "\\`") "^") ; or "\\(^\\)"
|
||
((string-equal tok "\\'") "$") ; or "\\($\\)"
|
||
((string-match "\\[\\^" tok) ; very common
|
||
(concat (substring tok 0 -1) "\n]")))))
|
||
(if newtok
|
||
(setq new
|
||
(concat
|
||
(or new
|
||
;; good prefix so far:
|
||
(substring regexp 0 (- (+ (length tail) end))))
|
||
newtok))
|
||
;; No replacement idea, so give up:
|
||
(setq bad tok)))
|
||
;; tok is good, may need to extend new
|
||
(and new (setq new (concat new tok)))))
|
||
;; Now return a value:
|
||
(cond
|
||
(bad (cons 'bad bad))
|
||
(new (cons 'new new))
|
||
(t nil))))))
|
||
|
||
(provide 'gnus-score)
|
||
|
||
;;; arch-tag: d3922589-764d-46ae-9954-9330fd192634
|
||
;;; gnus-score.el ends here
|