-;;; elmo-filter.el -- Filtered Folder Interface for ELMO.
+;;; elmo-filter.el --- Filtered Folder Interface for ELMO.
;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
;; Author: Yuuichi Teranishi <teranisi@gohome.org>
+;; Hiroya Murata <lapis-lazuli@pop06.odn.ne.jp>
;; Keywords: mail, net news
;; This file is part of ELMO (Elisp Library for Message Orchestration).
;;
;;; Commentary:
-;;
+;;
;;; Code:
-;;
+;;
(require 'elmo)
+(require 'elmo-signal)
+(require 'elmo-msgdb)
+
+(defvar elmo-filter-number-filename "number-list"
+ "File name for message number database.")
;;; ELMO filter folder
(eval-and-compile
(luna-define-class elmo-filter-folder (elmo-folder)
- (condition target))
+ (condition target require-msgdb number-list flag-count))
(luna-define-internal-accessors 'elmo-filter-folder))
(luna-define-method elmo-folder-initialize ((folder elmo-filter-folder)
name)
(let (pair)
(setq pair (elmo-parse-search-condition name))
- (elmo-filter-folder-set-condition-internal folder
- (car pair))
+ (elmo-filter-folder-set-condition-internal folder (car pair))
(if (string-match "^ */\\(.*\\)$" (cdr pair))
- (elmo-filter-folder-set-target-internal
+ (elmo-filter-folder-set-target-internal
folder
- (elmo-make-folder (elmo-match-string 1 (cdr pair))))
+ (elmo-get-folder (elmo-match-string 1 (cdr pair))))
(error "Folder syntax error `%s'" (elmo-folder-name-internal folder)))
+ (elmo-filter-folder-set-require-msgdb-internal
+ folder
+ (elmo-folder-search-requires-msgdb-p
+ (elmo-filter-folder-target-internal folder)
+ (elmo-filter-folder-condition-internal folder)))
+ (elmo-filter-folder-set-number-list-internal folder 'not-loaded)
+ (elmo-filter-connect-signals
+ folder
+ (elmo-filter-folder-target-internal folder))
folder))
+(defun elmo-filter-connect-signals (folder target)
+ (elmo-connect-signal
+ target 'flag-changing folder
+ (elmo-define-signal-handler (folder target number old-flags new-flags)
+ (elmo-filter-add-flag-count folder old-flags -1)
+ (elmo-filter-add-flag-count folder new-flags)
+ (elmo-emit-signal 'flag-changing folder number old-flags new-flags))
+ (elmo-define-signal-filter (folder target number)
+ (memq number (elmo-folder-list-messages folder nil t))))
+ (elmo-connect-signal
+ target 'flag-changed folder
+ (elmo-define-signal-handler (folder target numbers)
+ (let ((filterd (elmo-list-filter
+ (elmo-folder-list-messages folder nil t)
+ numbers)))
+ (when filterd
+ (elmo-emit-signal 'flag-changed folder filterd)))))
+ (elmo-connect-signal
+ target 'status-changed folder
+ (elmo-define-signal-handler (folder target numbers)
+ (let ((filterd (elmo-list-filter
+ (elmo-folder-list-messages folder nil t)
+ numbers)))
+ (when filterd
+ (elmo-emit-signal 'status-changed folder filterd)))))
+ (elmo-connect-signal
+ target 'update-overview folder
+ (elmo-define-signal-handler (folder target number)
+ (elmo-emit-signal 'update-overview folder number))
+ (elmo-define-signal-filter (folder target number)
+ (memq number (elmo-folder-list-messages folder nil t)))))
+
+(defun elmo-filter-number-list-load (dir)
+ (elmo-object-load
+ (expand-file-name elmo-filter-number-filename dir)))
+
+(defun elmo-filter-number-list-save (dir number-list)
+ (elmo-object-save
+ (expand-file-name elmo-filter-number-filename dir)
+ number-list))
+
+(defun elmo-filter-folder-number-list-loaded-p (folder)
+ (listp (elmo-filter-folder-number-list-internal folder)))
+
+(defun elmo-filter-folder-number-list (folder)
+ (let ((numbers (elmo-filter-folder-number-list-internal folder)))
+ (if (listp numbers)
+ numbers
+ (elmo-filter-folder-set-number-list-internal
+ folder
+ (elmo-filter-number-list-load (elmo-folder-msgdb-path folder))))))
+
+(defsubst elmo-filter-folder-countup-message-flags (folder numbers
+ &optional delta)
+ (let ((flag-count (elmo-filter-folder-flag-count-internal folder))
+ (delta (or delta 1))
+ elem)
+ (dolist (number numbers)
+ (dolist (flag (elmo-message-flags folder number))
+ (if (setq elem (assq flag flag-count))
+ (setcdr elem (+ (cdr elem) delta))
+ (setq flag-count (cons (cons flag delta) flag-count)))))
+ (elmo-filter-folder-set-flag-count-internal folder flag-count)))
+
+(defun elmo-filter-add-flag-count (folder flags &optional delta)
+ (let ((flag-count (elmo-filter-folder-flag-count-internal folder))
+ (delta (or delta 1))
+ elem)
+ (dolist (flag flags)
+ (if (setq elem (assq flag flag-count))
+ (setcdr elem (+ (cdr elem) delta))
+ (setq flag-count (cons (cons flag delta) flag-count))))
+ (elmo-filter-folder-set-flag-count-internal folder flag-count)))
+
+(defun elmo-filter-folder-flag-count (folder)
+ (or (elmo-filter-folder-flag-count-internal folder)
+ (elmo-filter-folder-countup-message-flags
+ folder
+ (elmo-folder-list-messages folder t t))))
+
+(defun elmo-filter-folder-copy-flag-count (flag-counts)
+ (mapcar (lambda (pair) (cons (car pair) (cdr pair))) flag-counts))
+
+(luna-define-method elmo-folder-open :after ((folder elmo-filter-folder)
+ &optional load-msgdb)
+ (when load-msgdb
+ (elmo-filter-folder-number-list folder)
+ (elmo-filter-folder-flag-count folder)
+ (elmo-folder-msgdb (elmo-filter-folder-target-internal folder))))
+
(luna-define-method elmo-folder-open-internal ((folder elmo-filter-folder))
(elmo-folder-open-internal (elmo-filter-folder-target-internal folder)))
+(luna-define-method elmo-folder-open-internal-p ((folder elmo-filter-folder))
+ (elmo-folder-open-internal-p (elmo-filter-folder-target-internal folder)))
+
(luna-define-method elmo-folder-check ((folder elmo-filter-folder))
- (elmo-folder-check (elmo-filter-folder-target-internal folder)))
+ (when (elmo-filter-folder-require-msgdb-internal folder)
+ (elmo-folder-synchronize (elmo-filter-folder-target-internal folder))))
(luna-define-method elmo-folder-close-internal ((folder elmo-filter-folder))
(elmo-folder-close-internal (elmo-filter-folder-target-internal folder)))
+(luna-define-method elmo-folder-close ((folder elmo-filter-folder))
+ (elmo-generic-folder-close folder)
+ (elmo-filter-folder-set-number-list-internal folder 'not-loaded)
+ (elmo-filter-folder-set-flag-count-internal folder nil)
+ (elmo-folder-close (elmo-filter-folder-target-internal folder)))
+
+(luna-define-method elmo-folder-commit ((folder elmo-filter-folder))
+ (elmo-folder-commit (elmo-filter-folder-target-internal folder))
+ (when (elmo-folder-persistent-p folder)
+ (elmo-folder-set-info-max-by-numdb
+ folder
+ (elmo-folder-list-messages folder nil 'in-msgdb))
+ (elmo-msgdb-killed-list-save
+ (elmo-folder-msgdb-path folder)
+ (elmo-folder-killed-list-internal folder))
+ (when (elmo-filter-folder-number-list-loaded-p folder)
+ (elmo-filter-number-list-save
+ (elmo-folder-msgdb-path folder)
+ (elmo-filter-folder-number-list folder)))))
+
(luna-define-method elmo-folder-expand-msgdb-path ((folder
elmo-filter-folder))
(expand-file-name
(elmo-replace-string-as-filename (elmo-folder-name-internal folder))
- (expand-file-name "filter" elmo-msgdb-dir)))
-
-(luna-define-method elmo-find-fetch-strategy
- ((folder elmo-filter-folder) entity &optional ignore-cache)
+ (expand-file-name "filter" elmo-msgdb-directory)))
+
+(luna-define-method elmo-folder-search-requires-msgdb-p ((folder
+ elmo-filter-folder)
+ condition)
+ (elmo-folder-search-requires-msgdb-p
+ (elmo-filter-folder-target-internal folder) condition))
+
+(luna-define-method elmo-folder-newsgroups ((folder elmo-filter-folder))
+ (elmo-folder-newsgroups (elmo-filter-folder-target-internal folder)))
+
+(luna-define-method elmo-find-fetch-strategy ((folder elmo-filter-folder)
+ number
+ &optional
+ ignore-cache
+ require-entireness)
(elmo-find-fetch-strategy
(elmo-filter-folder-target-internal folder)
- entity ignore-cache))
+ number ignore-cache require-entireness))
(luna-define-method elmo-folder-get-primitive-list ((folder
elmo-filter-folder))
- (list (elmo-filter-folder-target-internal folder)))
+ (elmo-folder-get-primitive-list (elmo-filter-folder-target-internal folder)))
(luna-define-method elmo-folder-contains-type ((folder elmo-filter-folder)
type)
(elmo-filter-folder-target-internal folder)
type))
-(luna-define-method elmo-folder-msgdb-create ((folder elmo-filter-folder)
- numlist new-mark already-mark
- seen-mark important-mark
- seen-list)
- (elmo-folder-msgdb-create (elmo-filter-folder-target-internal folder)
- numlist
- new-mark
- already-mark
- seen-mark important-mark seen-list))
-
(luna-define-method elmo-folder-append-buffer ((folder elmo-filter-folder)
- unread &optional number)
+ &optional flag number)
(elmo-folder-append-buffer
(elmo-filter-folder-target-internal folder)
- unread number))
+ flag number))
+
+(defun elmo-folder-append-messages-filter-* (dst-folder
+ src-folder
+ numbers
+ same-number)
+ (elmo-folder-append-messages dst-folder
+ (elmo-filter-folder-target-internal src-folder)
+ numbers
+ same-number))
+
+(defun elmo-folder-append-messages-*-filter (dst-folder
+ src-folder
+ numbers
+ same-number)
+ (elmo-folder-append-messages (elmo-filter-folder-target-internal dst-folder)
+ src-folder
+ numbers
+ same-number))
+
+(luna-define-method elmo-message-fetch-bodystructure ((folder
+ elmo-filter-folder)
+ number strategy)
+ (elmo-message-fetch-bodystructure
+ (elmo-filter-folder-target-internal folder)
+ number strategy))
(luna-define-method elmo-message-fetch ((folder elmo-filter-folder)
number strategy
- &optional section outbuf unseen)
- (elmo-message-fetch
- (elmo-filter-folder-target-internal folder)
- number strategy section outbuf unseen))
+ &optional unseen section)
+ (elmo-message-fetch (elmo-filter-folder-target-internal folder)
+ number strategy unseen section))
(luna-define-method elmo-folder-delete-messages ((folder elmo-filter-folder)
numbers)
- (elmo-folder-delete-messages
- (elmo-filter-folder-target-internal folder) numbers))
+ (let ((flag-count (elmo-filter-folder-copy-flag-count
+ (elmo-filter-folder-flag-count-internal folder)))
+ (messages (copy-sequence
+ (elmo-filter-folder-number-list folder)))
+ success)
+ (elmo-folder-detach-messages folder numbers)
+ (unless (setq success
+ (elmo-folder-delete-messages
+ (elmo-filter-folder-target-internal folder) numbers))
+ (elmo-filter-folder-set-flag-count-internal folder flag-count)
+ (elmo-filter-folder-set-number-list-internal folder messages))
+ success))
+
+(luna-define-method elmo-folder-list-messages ((folder elmo-filter-folder)
+ &optional visible-only in-msgdb)
+ (let ((list (if in-msgdb
+ t
+ (elmo-folder-list-messages-internal folder visible-only)))
+ (killed-list (elmo-folder-killed-list-internal folder)))
+ (unless (listp list)
+ ;; Use current list.
+ (setq list (elmo-filter-folder-number-list folder)))
+ (if visible-only
+ (elmo-living-messages list killed-list)
+ (if (and in-msgdb killed-list list)
+ (elmo-uniq-sorted-list
+ (sort (nconc (elmo-number-set-to-number-list killed-list) list) #'<)
+ #'eq)
+ list))))
(luna-define-method elmo-folder-list-messages-internal
((folder elmo-filter-folder) &optional nohide)
- (elmo-folder-search (elmo-filter-folder-target-internal folder)
- (elmo-filter-folder-condition-internal folder)))
-
-(defsubst elmo-filter-folder-list-unreads-internal (folder unread-marks
- mark-alist)
- (let ((unreads (elmo-folder-list-unreads-internal
- (elmo-filter-folder-target-internal folder)
- unread-marks mark-alist)))
- (unless (listp unreads)
- (setq unreads
- (delq nil
- (mapcar
- (function
- (lambda (x)
- (if (member (cadr x) unread-marks)
- (car x))))
- (elmo-msgdb-get-mark-alist (elmo-folder-msgdb folder))))))
- (elmo-list-filter
- (mapcar 'car (elmo-msgdb-get-number-alist
- (elmo-folder-msgdb folder)))
- unreads)))
-
-(luna-define-method elmo-folder-list-unreads-internal
- ((folder elmo-filter-folder)
- unread-marks &optional mark-alist)
- (elmo-filter-folder-list-unreads-internal folder unread-marks mark-alist))
-
-(defsubst elmo-filter-folder-list-importants-internal (folder important-mark)
- (let ((importants (elmo-folder-list-importants-internal
- (elmo-filter-folder-target-internal folder)
- important-mark)))
- (if (listp importants)
- (elmo-list-filter
- (mapcar 'car (elmo-msgdb-get-number-alist
- (elmo-folder-msgdb folder)))
- importants)
+ (let ((target (elmo-filter-folder-target-internal folder)))
+ (if (or (elmo-folder-plugged-p target)
+ (not (elmo-folder-persistent-p folder)))
+ ;; search target folder
+ (elmo-folder-search
+ target
+ (elmo-filter-folder-condition-internal folder))
+ ;; not available
t)))
-(luna-define-method elmo-folder-list-importants-internal
- ((folder elmo-filter-folder)
- important-mark)
- (elmo-filter-folder-list-importants-internal folder important-mark))
-
-(luna-define-method elmo-folder-diff :around ((folder elmo-filter-folder)
- &optional numbers)
- (if (not (and (vectorp (elmo-filter-folder-condition-internal
- folder))
- (string-match "^last$"
- (elmo-filter-key
- (elmo-filter-folder-condition-internal
- folder)))))
- (cons nil (cdr (elmo-folder-diff (elmo-filter-folder-target-internal
- folder))))
- (luna-call-next-method)))
+(luna-define-method elmo-folder-list-flagged ((folder elmo-filter-folder)
+ flag
+ &optional in-msgdb)
+ (elmo-list-filter
+ (elmo-folder-list-messages folder nil t)
+ (elmo-folder-list-flagged
+ (elmo-filter-folder-target-internal folder) flag in-msgdb)))
+
+(luna-define-method elmo-folder-list-subfolders ((folder elmo-filter-folder)
+ &optional one-level)
+ (let* ((target (elmo-filter-folder-target-internal folder))
+ (prefix (and (string-match
+ (concat "^\\(.*\\)"
+ (regexp-quote
+ (elmo-folder-name-internal
+ target))
+ "$")
+ (elmo-folder-name-internal folder))
+ (match-string 1 (elmo-folder-name-internal
+ folder)))))
+ (elmo-mapcar-list-of-list
+ (lambda (x) (concat prefix x))
+ (elmo-folder-list-subfolders target one-level))))
+
+(luna-define-method elmo-folder-diff :around ((folder elmo-filter-folder))
+ (let ((condition (elmo-filter-folder-condition-internal folder))
+ diff)
+ (if (vectorp condition)
+ (cond
+ ((and (string= (elmo-filter-key condition) "flag")
+ (or (string= (elmo-filter-value condition) "any")
+ (string= (elmo-filter-value condition) "digest")
+ (string= (elmo-filter-value condition) "unread")))
+ (setq diff (elmo-folder-diff (elmo-filter-folder-target-internal
+ folder)))
+ (if (consp (cdr diff))
+ ;; new unread unread
+ (list (car diff) (nth 1 diff) (nth 1 diff))
+ (cons (car diff) (car diff))))
+ ((string= "last" (elmo-filter-key condition))
+ (luna-call-next-method))
+ (t
+ (cons nil (cdr (elmo-folder-diff (elmo-filter-folder-target-internal
+ folder))))))
+ (luna-call-next-method))))
(luna-define-method elmo-folder-status ((folder elmo-filter-folder))
(elmo-folder-status
(luna-define-method elmo-folder-search ((folder elmo-filter-folder)
condition &optional numbers)
;; search from messages in this folder
- (elmo-list-filter
- numbers
- (elmo-folder-search (elmo-filter-folder-target-internal folder)
- condition
- (elmo-folder-list-messages folder))))
+ (let ((result (elmo-folder-search
+ (elmo-filter-folder-target-internal folder)
+ condition
+ (elmo-folder-list-messages folder))))
+ (if numbers
+ (elmo-list-filter numbers result)
+ result)))
(luna-define-method elmo-message-use-cache-p ((folder elmo-filter-folder)
number)
(luna-define-method elmo-folder-message-file-p ((folder elmo-filter-folder))
(elmo-folder-message-file-p (elmo-filter-folder-target-internal folder)))
+(luna-define-method elmo-folder-local-p ((folder elmo-filter-folder))
+ (elmo-folder-local-p (elmo-filter-folder-target-internal folder)))
+
(luna-define-method elmo-folder-plugged-p ((folder elmo-filter-folder))
(elmo-folder-plugged-p (elmo-filter-folder-target-internal folder)))
(elmo-message-file-name (elmo-filter-folder-target-internal folder)
number))
-(luna-define-method elmo-folder-mark-as-read ((folder elmo-filter-folder)
- numbers)
- (elmo-folder-mark-as-read (elmo-filter-folder-target-internal folder)
- numbers))
-
-(luna-define-method elmo-folder-unmark-read ((folder elmo-filter-folder)
- numbers)
- (elmo-folder-unmark-read (elmo-filter-folder-target-internal folder)
- numbers))
-
-(luna-define-method elmo-folder-mark-as-important ((folder elmo-filter-folder)
- numbers)
- (elmo-folder-mark-as-important (elmo-filter-folder-target-internal folder)
- numbers))
-
-(luna-define-method elmo-folder-unmark-important ((folder elmo-filter-folder)
- numbers)
- (elmo-folder-unmark-important (elmo-filter-folder-target-internal folder)
- numbers))
-
+(luna-define-method elmo-message-flag-available-p ((folder
+ elmo-filter-folder) number
+ flag)
+ (elmo-message-flag-available-p
+ (elmo-filter-folder-target-internal folder)
+ number flag))
+
+(luna-define-method elmo-message-flags ((folder elmo-filter-folder) number)
+ (elmo-message-flags (elmo-filter-folder-target-internal folder)
+ number))
+
+(luna-define-method elmo-message-set-cached ((folder elmo-filter-folder)
+ number cached)
+ (elmo-message-set-cached
+ (elmo-filter-folder-target-internal folder) number cached))
+
+(luna-define-method elmo-message-number ((folder elmo-filter-folder)
+ message-id)
+ (elmo-message-number (elmo-filter-folder-target-internal folder)
+ message-id))
+
+(luna-define-method elmo-message-entity ((folder elmo-filter-folder) key)
+ (elmo-message-entity (elmo-filter-folder-target-internal folder) key))
+
+(luna-define-method elmo-message-entity-parent ((folder elmo-filter-folder)
+ entity)
+ (let ((parent (elmo-message-entity-parent
+ (elmo-filter-folder-target-internal folder)
+ entity)))
+ (when (memq (elmo-message-entity-number parent)
+ (elmo-filter-folder-number-list folder))
+ parent)))
+
+(luna-define-method elmo-folder-flag-table ((folder elmo-filter-folder)
+ &optional if-exists)
+ (elmo-folder-flag-table (elmo-filter-folder-target-internal folder)
+ if-exists))
+
+(luna-define-method elmo-folder-close-flag-table ((folder elmo-filter-folder))
+ (elmo-folder-close-flag-table (elmo-filter-folder-target-internal folder)))
+
+(luna-define-method elmo-folder-count-flags ((folder elmo-filter-folder))
+ (elmo-filter-folder-flag-count folder))
+
+(luna-define-method elmo-folder-set-flag ((folder elmo-filter-folder)
+ numbers
+ flag
+ &optional is-local)
+ (elmo-folder-set-flag (elmo-filter-folder-target-internal folder)
+ numbers flag is-local))
+
+(luna-define-method elmo-folder-unset-flag ((folder elmo-filter-folder)
+ numbers
+ flag
+ &optional is-local)
+ (elmo-folder-unset-flag (elmo-filter-folder-target-internal folder)
+ numbers flag is-local))
+
+(luna-define-method elmo-message-folder ((folder elmo-filter-folder)
+ number)
+ (elmo-message-folder (elmo-filter-folder-target-internal folder) number))
+
+(luna-define-method elmo-message-field ((folder elmo-filter-folder)
+ number field &optional type)
+ (elmo-message-field
+ (elmo-filter-folder-target-internal folder) number field type))
+
+(luna-define-method elmo-message-set-field ((folder elmo-filter-folder)
+ number field value)
+ (elmo-message-set-field
+ (elmo-filter-folder-target-internal folder) number field value))
+
+(luna-define-method elmo-folder-clear ((folder elmo-filter-folder)
+ &optional keep-killed)
+ (unless keep-killed
+ (elmo-folder-set-killed-list-internal folder nil))
+ (elmo-filter-folder-set-number-list-internal folder nil)
+ (elmo-filter-folder-set-flag-count-internal folder nil))
+
+(luna-define-method elmo-folder-synchronize ((folder elmo-filter-folder)
+ &optional
+ disable-killed
+ ignore-msgdb
+ no-check
+ mask)
+ (let ((killed-list (elmo-folder-killed-list-internal folder))
+ numbers)
+ (unless no-check
+ (when (elmo-filter-folder-require-msgdb-internal folder)
+ (elmo-folder-synchronize (elmo-filter-folder-target-internal folder)
+ disable-killed
+ ignore-msgdb
+ no-check
+ mask)))
+ (setq numbers (elmo-folder-list-messages folder (not disable-killed)))
+ (when (and numbers
+ (not (elmo-filter-folder-require-msgdb-internal folder)))
+ (elmo-folder-synchronize (elmo-filter-folder-target-internal folder)
+ 'disable-killed
+ ignore-msgdb
+ no-check
+ (if mask
+ (elmo-list-filter mask numbers)
+ numbers)))
+ (when (and disable-killed ignore-msgdb)
+ (elmo-folder-set-killed-list-internal folder nil))
+ (elmo-filter-folder-set-number-list-internal folder numbers)
+ (elmo-filter-folder-set-flag-count-internal folder nil)
+ 0))
+
+(luna-define-method elmo-folder-detach-messages ((folder elmo-filter-folder)
+ numbers)
+ (elmo-filter-folder-countup-message-flags folder numbers -1)
+ (elmo-filter-folder-set-number-list-internal
+ folder
+ (elmo-list-delete numbers (elmo-filter-folder-number-list folder) #'delq))
+ t)
+
+(luna-define-method elmo-folder-length ((folder elmo-filter-folder))
+ (and (elmo-filter-folder-number-list-loaded-p folder)
+ (length (elmo-filter-folder-number-list-internal folder))))
(require 'product)
(product-provide (provide 'elmo-filter) (require 'elmo-version))
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