-;;; elmo-dop.el -- Modules for Disconnected Operations on ELMO.
+;;; elmo-dop.el --- Modules for Disconnected Operations on ELMO.
;; Copyright (C) 1998,1999,2000 Yuuichi Teranishi <teranisi@gohome.org>
;;
;;; Commentary:
-;;
+;;
;;; Code:
-;;
+;;
(require 'elmo)
(require 'elmo-vars)
method arguments)))
(setq elmo-dop-queue (nconc elmo-dop-queue (list queue)))))
-(defun elmo-dop-queue-flush (&optional force)
- "Flush disconnected operations.
-If optional argument FORCE is non-nil, try flushing all operation queues
-even an operation concerns the unplugged folder."
+(defvar elmo-dop-queue-merge-method-list
+ '(elmo-folder-mark-as-read
+ elmo-folder-unmark-read
+ elmo-folder-mark-as-important
+ elmo-folder-unmark-important))
+
+(defvar elmo-dop-queue-method-name-alist
+ '((elmo-folder-append-buffer-dop-delayed . "Append")
+ (elmo-folder-delete-messages-dop-delayed . "Delete")
+ (elmo-message-encache . "Encache")
+ (elmo-folder-create-dop-delayed . "Create")
+ (elmo-folder-mark-as-read . "Read")
+ (elmo-folder-unmark-read . "Unread")
+ (elmo-folder-mark-as-important . "Important")
+ (elmo-folder-unmark-important . "Unimportant")))
+
+(defmacro elmo-dop-queue-method-name (queue)
+ `(cdr (assq (elmo-dop-queue-method ,queue)
+ elmo-dop-queue-method-name-alist)))
+
+(defun elmo-dop-queue-flush ()
+ "Flush disconnected operations that consern plugged folders."
+ ;; obsolete
+ (unless (or (null elmo-dop-queue)
+ (vectorp (car elmo-dop-queue)))
+ (if (y-or-n-p "\
+Saved queue is old version(2.6). Clear all pending operations? ")
+ (progn
+ (setq elmo-dop-queue nil)
+ (message "All pending operations are cleared.")
+ (elmo-dop-queue-save))
+ (error "Please use 2.6 or earlier.")))
(elmo-dop-queue-merge)
- (let ((queue elmo-dop-queue)
+ (let ((queue-all elmo-dop-queue)
+ queue
(count 0)
- folder
len)
- ;; obsolete
- (unless (or (null queue)
- (vectorp (car queue)))
- (when (y-or-n-p "Saved queue is old version(2.4). Clear all pending operations? ")
- (setq elmo-dop-queue nil)
- (message "All pending operations are cleared.")
- (elmo-dop-queue-save)))
+ (while queue-all
+ (if (elmo-folder-plugged-p
+ (elmo-make-folder (elmo-dop-queue-fname (car queue-all))))
+ (setq queue (append queue (list (car queue-all)))))
+ (setq queue-all (cdr queue-all)))
(setq count (length queue))
(when (> count 0)
(if (elmo-y-or-n-p
(progn
(apply (elmo-dop-queue-method (car queue))
(prog1
- (setq folder
+ (setq folder
(elmo-make-folder
(elmo-dop-queue-fname (car queue))))
(elmo-folder-open folder))
(setq queue (cdr queue)))
(message "%d/%d operation(s) are performed successfully."
performed num)
- (sit-for 0) ;
+ (sit-for 0) ;
(elmo-dop-queue-save)))
- (if (elmo-y-or-n-p "Clear all pending operations? "
+ ;; when answer=NO against performing dop
+ (if (elmo-y-or-n-p "Clear these pending operations? "
(not elmo-dop-flush-confirm) t)
(progn
- (setq elmo-dop-queue nil)
- (message "All pending operations are cleared.")
+ (while queue
+ (setq elmo-dop-queue (delq (car queue) elmo-dop-queue))
+ (setq queue (cdr queue)))
+ (message "Pending operations are cleared.")
(elmo-dop-queue-save))
(message "")))
count)))
-(defvar elmo-dop-merge-funcs nil)
(defun elmo-dop-queue-merge ()
- ;; XXXX Not implemented yet.
- )
+ (let ((queue elmo-dop-queue)
+ new-queue match-queue que)
+ (while (setq que (car queue))
+ (if (and
+ (memq (elmo-dop-queue-method que)
+ elmo-dop-queue-merge-method-list)
+ (setq match-queue
+ (car (delete
+ nil
+ (mapcar
+ (lambda (nqueue)
+ (if (and
+ (string= (elmo-dop-queue-fname que)
+ (elmo-dop-queue-fname nqueue))
+ (string= (elmo-dop-queue-method que)
+ (elmo-dop-queue-method nqueue)))
+ nqueue))
+ new-queue)))))
+ (setcar (elmo-dop-queue-arguments match-queue)
+ (append (car (elmo-dop-queue-arguments match-queue))
+ (car (elmo-dop-queue-arguments que))))
+ (setq new-queue (nconc new-queue (list que))))
+ (setq queue (cdr queue)) )
+ (setq elmo-dop-queue new-queue)))
;;; dop spool folder
(defmacro elmo-dop-spool-folder (folder)
FOLDER is the folder structure.
Return a message number."
(setq folder (elmo-dop-spool-folder folder))
+ (unless (elmo-folder-exists-p folder)
+ (elmo-folder-create folder))
(let ((new-number (1+ (car (elmo-folder-status folder)))))
- (unless (elmo-folder-exists-p folder)
- (elmo-folder-create folder))
;; dop folder is a localdir folder.
(write-region-as-binary (point-min) (point-max)
(expand-file-name
(elmo-localdir-folder-directory-internal folder))
nil 'no-msg)
new-number))
-
+
(defun elmo-dop-spool-folder-list-messages (folder)
"List messages in the dop spool folder.
number)))
(defsubst elmo-folder-delete-messages-dop (folder numbers)
- (elmo-dop-queue-append folder 'elmo-folder-delete-messages-dop-delayed
- (list
- (mapcar
- (lambda (number)
- (cons number (elmo-message-field
- folder number 'message-id)))
- numbers)))
- t)
-
-(defsubst elmo-message-encache-dop (folder number)
- (elmo-dop-queue-append folder 'elmo-message-encache (list number)))
-
-(defsubst elmo-create-folder-dop (folder)
- (elmo-dop-queue-append folder 'elmo-folder-create nil))
+ (let ((spool-folder (elmo-dop-spool-folder folder))
+ queue)
+ (dolist (number numbers)
+ (if (< number 0)
+ (elmo-folder-delete-messages spool-folder
+ (list (abs number))) ; delete from queue
+ (setq queue (cons number queue))))
+ (when queue
+ (elmo-dop-queue-append folder 'elmo-folder-delete-messages-dop-delayed
+ (list
+ (mapcar
+ (lambda (number)
+ (cons number (elmo-message-field
+ folder number 'message-id)))
+ queue))))
+ t))
+
+(defsubst elmo-message-encache-dop (folder number &optional read)
+ (elmo-dop-queue-append folder 'elmo-message-encache (list number read)))
+
+(defsubst elmo-folder-create-dop (folder)
+ (elmo-dop-queue-append folder 'elmo-folder-create-dop-delayed nil))
(defsubst elmo-folder-mark-as-read-dop (folder numbers)
(elmo-dop-queue-append folder 'elmo-folder-mark-as-read (list numbers)))
spool-length
(i 0)
max-num)
- (setq spool-length (length (car (if (elmo-folder-exists-p spool-folder)
- (elmo-folder-status spool-folder)))))
+ (setq spool-length
+ (or (car (if (elmo-folder-exists-p spool-folder)
+ (elmo-folder-status spool-folder)))
+ 0))
(setq max-num
(or (nth (max (- (length number-list) 1) 0) number-list)
0))
;;; Delayed operation (executed at online status).
(defun elmo-folder-append-buffer-dop-delayed (folder unread number set-number)
- (let ((spool-folder (elmo-dop-spool-folder folder)))
+ (let ((spool-folder (elmo-dop-spool-folder folder))
+ failure saved dequeued)
(with-temp-buffer
- (elmo-message-fetch spool-folder number
- (elmo-make-fetch-strategy 'entire)
- nil (current-buffer) 'unread)
- (condition-case nil
- (elmo-folder-append-buffer folder unread set-number)
- (error
- ;; Append failed...
- (elmo-folder-append-buffer (elmo-make-folder elmo-lost+found-folder)
- unread set-number)))
- (elmo-folder-delete-messages spool-folder (list number))
+ (if (elmo-message-fetch spool-folder number
+ (elmo-make-fetch-strategy 'entire)
+ nil (current-buffer) 'unread)
+ (condition-case nil
+ (setq failure (not
+ (elmo-folder-append-buffer
+ folder unread set-number)))
+ (error (setq failure t)))
+ (setq dequeued t)) ; Already deletef from queue.
+ (when failure
+ ;; Append failed...
+ (setq saved (elmo-folder-append-buffer
+ (elmo-make-folder elmo-lost+found-folder)
+ unread set-number)))
+ (if (and (not dequeued) ; if dequeued, no need to delete.
+ (or (not failure) ; succeed
+ saved)) ; in lost+found
+ (elmo-folder-delete-messages spool-folder (list number)))
t)))
(defun elmo-folder-delete-messages-dop-delayed (folder number-alist)
folder
;; messages are deleted only if message-id is not changed.
(mapcar 'car
- (elmo-delete-if
+ (elmo-delete-if
(lambda (pair)
(not (string=
(cdr pair)
'message-id))))
number-alist))))
+(defun elmo-folder-create-dop-delayed (folder)
+ (unless (elmo-folder-exists-p folder)
+ (elmo-folder-create folder)))
+
;;; Util
(defun elmo-dop-msgdb (msgdb)
(list (mapcar (function