;;; gnus-registry.el --- article registry for Gnus
-;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
-;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;;; Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+;;; Free Software Foundation, Inc.
;; Author: Ted Zlatanov <tzz@lifelogs.com>
-;; Keywords: news
+;; Keywords: news registry
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; GNU Emacs is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 3, or (at your option)
-;; any later version.
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
(require 'gnus-sum)
(require 'gnus-util)
(require 'nnmail)
+(require 'easymenu)
(defvar gnus-adaptive-word-syntax-table)
:version "22.1"
:group 'gnus)
-(defvar gnus-registry-hashtb (make-hash-table
+(defvar gnus-registry-hashtb (make-hash-table
:size 256
:test 'equal)
"*The article registry by Message ID.")
"List of registry marks and their options.
`gnus-registry-mark-article' will offer symbols from this list
-for completion.
+for completion.
Each entry must have a character to be useful for summary mode
line display and for keyboard shortcuts.
:group 'gnus-registry
:type 'symbol)
-(defcustom gnus-registry-unfollowed-groups
+(defcustom gnus-registry-unfollowed-groups
'("delayed$" "drafts$" "queue$" "INBOX$")
"List of groups that gnus-registry-split-fancy-with-parent won't return.
The group names are matched, they don't have to be fully
(const :tag "Always Install" t)
(const :tag "Ask Me" ask)))
+(defvar gnus-summary-misc-menu) ;; Avoid byte compiler warning.
+
+(defvar gnus-registry-misc-menus nil) ; ugly way to keep the menus
+
(defcustom gnus-registry-clean-empty t
"Whether the empty registry entries should be deleted.
Registry entries are considered empty when they have no groups
:group 'gnus-registry
:type 'boolean)
-(defcustom gnus-registry-use-long-group-names nil
- "Whether the registry should use long group names (BUGGY)."
+(defcustom gnus-registry-use-long-group-names t
+ "Whether the registry should use long group names."
:group 'gnus-registry
:type 'boolean)
+(defcustom gnus-registry-max-track-groups 20
+ "The maximum number of non-unique group matches to check for a message ID."
+ :group 'gnus-registry
+ :type '(radio (const :format "Unlimited " nil)
+ (integer :format "Maximum non-unique matches: %v")))
+
(defcustom gnus-registry-track-extra nil
"Whether the registry should track extra data about a message.
The Subject and Sender (From:) headers are currently tracked this
(const :tag "Track by subject (Subject: header)" subject)
(const :tag "Track by sender (From: header)" sender)))
+(defcustom gnus-registry-split-strategy nil
+ "Whether the registry should track extra data about a message.
+The Subject and Sender (From:) headers are currently tracked this
+way."
+ :group 'gnus-registry
+ :type
+ '(choice :tag "Tracking choices"
+ (const :tag "Only use single choices, discard multiple matches" nil)
+ (const :tag "Majority of matches wins" majority)
+ (const :tag "First found wins" first)))
+
(defcustom gnus-registry-entry-caching t
"Whether the registry should cache extra information."
:group 'gnus-registry
:group 'gnus-registry
:type '(repeat symbol))
-(defcustom gnus-registry-cache-file
- (nnheader-concat
- (or gnus-dribble-directory gnus-home-directory "~/")
+(defcustom gnus-registry-cache-file
+ (nnheader-concat
+ (or gnus-dribble-directory gnus-home-directory "~/")
".gnus.registry.eld")
"File where the Gnus registry will be stored."
:group 'gnus-registry
"Save the registry cache file."
(interactive)
(let ((file gnus-registry-cache-file))
- (save-excursion
- (set-buffer (gnus-get-buffer-create " *Gnus-registry-cache*"))
+ (with-current-buffer (gnus-get-buffer-create " *Gnus-registry-cache*")
(make-local-variable 'version-control)
(setq version-control gnus-backup-startup-file)
(setq buffer-file-name file)
(if gnus-save-startup-file-via-temp-buffer
(let ((coding-system-for-write gnus-ding-file-coding-system)
(standard-output (current-buffer)))
- (gnus-gnus-to-quick-newsrc-format
+ (gnus-gnus-to-quick-newsrc-format
t "gnus registry startup file" 'gnus-registry-alist)
(gnus-registry-cache-whitespace file)
(save-buffer))
(if (and (eq system-type 'ms-dos)
(not (gnus-long-file-names)))
"%s#%d.tm#" ; MSDOS limits files to 8+3
- (if (memq system-type '(vax-vms axp-vms))
- "%s$tmp$%d"
- "%s#tmp#%d"))
+ "%s#tmp#%d")
working-dir (setq i (1+ i))))
(file-exists-p working-file)))
(unwind-protect
(progn
(gnus-with-output-to-file working-file
- (gnus-gnus-to-quick-newsrc-format
+ (gnus-gnus-to-quick-newsrc-format
t "gnus registry startup file" 'gnus-registry-alist))
;; These bindings will mislead the current buffer
(when gnus-registry-clean-empty
(gnus-registry-clean-empty-function))
;; now trim and clean text properties from the registry appropriately
- (setq gnus-registry-alist
+ (setq gnus-registry-alist
(gnus-registry-remove-alist-text-properties
(gnus-registry-trim
(gnus-hashtable-to-alist
(dolist (group (gnus-registry-fetch-groups key))
(when (gnus-parameter-registry-ignore group)
(gnus-message
- 10
+ 10
"gnus-registry: deleted ignored group %s from key %s"
group key)
(gnus-registry-delete-group key group)))
(gnus-registry-fetch-extra key 'label))
(incf count)
(gnus-registry-delete-id key))
-
+
(unless (stringp key)
- (gnus-message
- 10
- "gnus-registry key %s was not a string, removing"
+ (gnus-message
+ 10
+ "gnus-registry key %s was not a string, removing"
key)
(gnus-registry-delete-id key))))
-
+
gnus-registry-hashtb)
count))
(defun gnus-registry-trim (alist)
"Trim alist to size, using gnus-registry-max-entries.
Any entries with extra data (marks, currently) are left alone."
- (if (null gnus-registry-max-entries)
+ (if (null gnus-registry-max-entries)
alist ; just return the alist
;; else, when given max-entries, trim the alist
(let* ((timehash (make-hash-table
(push item precious-list)
(push item junk-list))))
- (sort
+ (sort
junk-list
(lambda (a b)
- (let ((t1 (or (cdr (gethash (car a) timehash))
+ (let ((t1 (or (cdr (gethash (car a) timehash))
'(0 0 0)))
- (t2 (or (cdr (gethash (car b) timehash))
+ (t2 (or (cdr (gethash (car b) timehash))
'(0 0 0))))
(time-less-p t1 t2))))
;; we use the return value of this setq, which is the trimmed alist
(setq alist (append precious-list
(nthcdr trim-length junk-list))))))
-
+
(defun gnus-registry-action (action data-header from &optional to method)
(let* ((id (mail-header-id data-header))
(subject (gnus-string-remove-all-properties
(gnus-registry-simplify-subject
(mail-header-subject data-header))))
- (sender (gnus-string-remove-all-properties
+ (sender (gnus-string-remove-all-properties
(mail-header-from data-header)))
(from (gnus-group-guess-full-name-from-command-method from))
(to (if to (gnus-group-guess-full-name-from-command-method to) nil))
(let* ((refstr (or (message-fetch-field "references") "")) ; guaranteed
(reply-to (message-fetch-field "in-reply-to")) ; may be nil
;; now, if reply-to is valid, append it to the References
- (refstr (if reply-to
+ (refstr (if reply-to
(concat refstr " " reply-to)
refstr))
;; these may not be used, but the code is cleaner having them up here
nnmail-split-fancy-with-parent-ignore-groups
(list nnmail-split-fancy-with-parent-ignore-groups)))
(log-agent "gnus-registry-split-fancy-with-parent")
- found)
+ found found-full)
;; this is a big if-else statement. it uses
;; gnus-registry-post-process-groups to filter the results after
9
"%s is looking for matches for reference %s from [%s]"
log-agent reference refstr)
- (dolist (group (gnus-registry-fetch-groups reference))
+ (dolist (group (gnus-registry-fetch-groups
+ reference
+ gnus-registry-max-track-groups))
(when (and group (gnus-registry-follow-group-p group))
(gnus-message
7
log-agent reference refstr group)
(push group found))))
;; filter the found groups and return them
- (setq found (gnus-registry-post-process-groups
- "references" refstr found)))
+ ;; the found groups are the full groups
+ (setq found (gnus-registry-post-process-groups
+ "references" refstr found found)))
;; else: there were no matches, now try the extra tracking by sender
- ((and (gnus-registry-track-sender-p)
- sender)
+ ((and (gnus-registry-track-sender-p)
+ sender
+ (not (equal (gnus-extract-address-component-email sender)
+ user-mail-address)))
(maphash
(lambda (key value)
(let ((this-sender (cdr
matches)
(when (and this-sender
(equal sender this-sender))
- (let ((groups (gnus-registry-fetch-groups key)))
+ (let ((groups (gnus-registry-fetch-groups
+ key
+ gnus-registry-max-track-groups)))
(dolist (group groups)
+ (push group found-full)
(setq found (append (list group) (delete group found)))))
(push key matches)
(gnus-message
log-agent sender found matches))))
gnus-registry-hashtb)
;; filter the found groups and return them
- (setq found (gnus-registry-post-process-groups "sender" sender found)))
-
+ ;; the found groups are NOT the full groups
+ (setq found (gnus-registry-post-process-groups
+ "sender" sender found found-full)))
+
;; else: there were no matches, now try the extra tracking by subject
((and (gnus-registry-track-subject-p)
subject
matches)
(when (and this-subject
(equal subject this-subject))
- (let ((groups (gnus-registry-fetch-groups key)))
+ (let ((groups (gnus-registry-fetch-groups
+ key
+ gnus-registry-max-track-groups)))
(dolist (group groups)
+ (push group found-full)
(setq found (append (list group) (delete group found)))))
(push key matches)
(gnus-message
log-agent subject found matches))))
gnus-registry-hashtb)
;; filter the found groups and return them
- (setq found (gnus-registry-post-process-groups
- "subject" subject found))))))
+ ;; the found groups are NOT the full groups
+ (setq found (gnus-registry-post-process-groups
+ "subject" subject found found-full))))
+ ;; after the (cond) we extract the actual value safely
+ (car-safe found)))
-(defun gnus-registry-post-process-groups (mode key groups)
+(defun gnus-registry-post-process-groups (mode key groups groups-full)
"Modifies GROUPS found by MODE for KEY to determine which ones to follow.
MODE can be 'subject' or 'sender' for example. The KEY is the
false. Foreign methods are not supported so they are rejected.
Reduces the list to a single group, or complains if that's not
-possible."
+possible. Uses `gnus-registry-split-strategy' and GROUPS-FULL if
+necessary."
(let ((log-agent "gnus-registry-post-process-group")
out)
+
+ ;; the strategy can be 'first, 'majority, or nil
+ (when (eq gnus-registry-split-strategy 'first)
+ (when groups
+ (setq groups (list (car-safe groups)))))
+
+ (when (eq gnus-registry-split-strategy 'majority)
+ (let ((freq (make-hash-table
+ :size 256
+ :test 'equal)))
+ (mapc (lambda(x) (puthash x (1+ (gethash x freq 0)) freq)) groups-full)
+ (setq groups (list (car-safe
+ (sort
+ groups
+ (lambda (a b)
+ (> (gethash a freq 0)
+ (gethash b freq 0)))))))))
+
(if gnus-registry-use-long-group-names
(dolist (group groups)
(let ((m1 (gnus-find-method-for-group group))
"Determines if a group name should be followed.
Consults `gnus-registry-unfollowed-groups' and
`nnmail-split-fancy-with-parent-ignore-groups'."
- (not (or (gnus-registry-grep-in-list
+ (not (or (gnus-grep-in-list
group
gnus-registry-unfollowed-groups)
- (gnus-registry-grep-in-list
+ (gnus-grep-in-list
group
nnmail-split-fancy-with-parent-ignore-groups))))
word words)
(if (or (not (gnus-registry-fetch-extra id 'keywords))
force)
- (save-excursion
- (set-buffer gnus-article-buffer)
+ (with-current-buffer gnus-article-buffer
(article-goto-body)
(save-window-excursion
(save-restriction
(let (articles)
(maphash
(lambda (key value)
- (when (gnus-registry-grep-in-list
- keyword
- (cdr (gnus-registry-fetch-extra key 'keywords)))
+ (when (member keyword
+ (cdr-safe (gnus-registry-fetch-extra key 'keywords)))
(push key articles)))
gnus-registry-hashtb)
articles))
(unless (member gnus-newsgroup-name (gnus-registry-fetch-groups id))
(gnus-message 9 "Registry: Registering article %d with group %s"
article gnus-newsgroup-name)
- (gnus-registry-add-group
- id
+ (gnus-registry-add-group
+ id
gnus-newsgroup-name
(gnus-registry-fetch-simplified-message-subject-fast article)
(gnus-registry-fetch-sender-fast article)))))))
(assoc article (gnus-data-list nil)))))
nil))
-;;; this should be redone with catch/throw
-(defun gnus-registry-grep-in-list (word list)
- (when word
- (memq nil
- (mapcar 'not
- (mapcar
- (lambda (x)
- (string-match word x))
- list)))))
-
(defun gnus-registry-do-marks (type function)
"For each known mark, call FUNCTION for each cell of type TYPE.
"Install the keyboard shortcuts and menus for the registry.
Uses `gnus-registry-marks' to find what shortcuts to install."
(let (keys-plist)
- (gnus-registry-do-marks
+ (setq gnus-registry-misc-menus nil)
+ (gnus-registry-do-marks
:char
(lambda (mark data)
(let ((function-format
(function-name (format function-format variant-name))
(shortcut (format "%c" data))
(shortcut (if remove (upcase shortcut) shortcut)))
- (unintern function-name)
+ (unintern function-name obarray)
(eval
- `(defun
+ `(defun
;; function name
- ,(intern function-name)
+ ,(intern function-name)
;; parameter definition
(&rest articles)
;; documentation
- ,(format
+ ,(format
"%s the %s mark over process-marked ARTICLES."
(upcase-initials variant-name)
mark)
;; interactive definition
- (interactive
+ (interactive
(gnus-summary-work-articles current-prefix-arg))
;; actual code
;; now the user is asked if gnus-registry-install is 'ask
(when (gnus-registry-install-p)
- (gnus-registry-set-article-mark-internal
+ (gnus-registry-set-article-mark-internal
;; all this just to get the mark, I must be doing it wrong
(intern ,(symbol-name mark))
articles ,remove t)
+ (gnus-message
+ 9
+ "Applying mark %s to %d articles"
+ ,(symbol-name mark) (length articles))
(dolist (article articles)
- (gnus-summary-update-article
- article
+ (gnus-summary-update-article
+ article
(assoc article (gnus-data-list nil)))))))
(push (intern function-name) keys-plist)
(push shortcut keys-plist)
- (gnus-message
- 9
- "Defined mark handling function %s"
+ (push (vector (format "%s %s"
+ (upcase-initials variant-name)
+ (symbol-name mark))
+ (intern function-name) t)
+ gnus-registry-misc-menus)
+ (gnus-message
+ 9
+ "Defined mark handling function %s"
function-name))))))
(gnus-define-keys-1
- '(gnus-registry-mark-map "M" gnus-summary-mark-map)
- keys-plist)))
+ '(gnus-registry-mark-map "M" gnus-summary-mark-map)
+ keys-plist)
+ (add-hook 'gnus-summary-menu-hook
+ (lambda ()
+ (easy-menu-add-item
+ gnus-summary-misc-menu
+ nil
+ (cons "Registry Marks" gnus-registry-misc-menus))))))
;;; use like this:
-;;; (defalias 'gnus-user-format-function-M
+;;; (defalias 'gnus-user-format-function-M
;;; 'gnus-registry-user-format-function-M)
(defun gnus-registry-user-format-function-M (headers)
(let* ((id (mail-header-message-id headers))
(marks (when id (gnus-registry-fetch-extra-marks id))))
(apply 'concat (mapcar (lambda(mark)
- (let ((c
+ (let ((c
(plist-get
- (cdr-safe
+ (cdr-safe
(assoc mark gnus-registry-marks))
:char)))
(if c
(defun gnus-registry-read-mark ()
"Read a mark name from the user with completion."
- (let ((mark (gnus-completing-read-with-default
+ (let ((mark (gnus-completing-read-with-default
(symbol-name gnus-registry-default-mark)
- "Label"
+ "Label"
(mapcar (lambda (x) ; completion list
(cons (symbol-name (car-safe x)) (car-safe x)))
gnus-registry-marks))))
(gnus-message 1 "%s mark %s with message ID %s, resulting in %S"
(if remove "Removing" "Adding")
mark id new-marks))
-
+
(apply 'gnus-registry-store-extra-marks ; set the extra marks
id ; for the message ID
new-marks)))))
"Put a specific entry in the extras field of the registry entry for id."
(let* ((extra (gnus-registry-fetch-extra id))
;; all the entries except the one for `key'
- (the-rest (gnus-assq-delete-all key (gnus-registry-fetch-extra id)))
+ (the-rest (gnus-assq-delete-all key (gnus-registry-fetch-extra id)))
(alist (if value
(gnus-registry-remove-alist-text-properties
(cons (cons key value)
crumb
(gnus-group-short-name crumb))))))))
-(defun gnus-registry-fetch-groups (id)
- "Get the groups of a message, based on the message ID."
+(defun gnus-registry-fetch-groups (id &optional max)
+ "Get the groups (up to MAX, if given) of a message, based on the message ID."
(let ((trail (gethash id gnus-registry-hashtb))
groups)
(dolist (crumb trail)
(when (stringp crumb)
;; push the group name into the list
- (setq
+ (setq
groups
(cons
(if (or (not (stringp crumb)) gnus-registry-use-long-group-names)
crumb
(gnus-group-short-name crumb))
- groups))))
+ groups))
+ (when (and max (> (length groups) max))
+ (return))))
;; return the list of groups
groups))
(provide 'gnus-registry)
-;;; arch-tag: 5cba0a32-718a-4a97-8c91-0a15af21da94
;;; gnus-registry.el ends here