* elmo-msgdb.el (elmo-msgdb-list-messages): Undo last change.
[elisp/wanderlust.git] / elmo / elmo-dop.el
index c63ec32..6ce80f9 100644 (file)
@@ -62,13 +62,23 @@ Automatically loaded/saved.")
                                    method arguments)))
     (setq elmo-dop-queue (nconc elmo-dop-queue (list queue)))))
 
+(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
+    elmo-folder-mark-as-answered
+    elmo-folder-unmark-answered))
+
 (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-create-folder . "Create")
+    (elmo-folder-create-dop-delayed . "Create")
     (elmo-folder-mark-as-read . "Read")
     (elmo-folder-unmark-read . "Unread")
+    (elmo-folder-mark-as-answered . "Answered")
+    (elmo-folder-unmark-answered . "Unanswered")    
     (elmo-folder-mark-as-important . "Important")
     (elmo-folder-unmark-important . "Unimportant")))
 
@@ -76,24 +86,28 @@ Automatically loaded/saved.")
   `(cdr (assq (elmo-dop-queue-method ,queue)
              elmo-dop-queue-method-name-alist)))
 
-(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."
+(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)))
-      (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.")))
+    (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
@@ -121,7 +135,7 @@ even an operation concerns the unplugged folder."
                                        (elmo-dop-queue-fname (car queue))))
                               (elmo-folder-open folder)
                               (unless (elmo-folder-plugged-p folder)
-                                (error "Unplugged.")))
+                                (error "Unplugged")))
                             (elmo-dop-queue-arguments (car queue)))
                      (elmo-folder-close folder))
                  (quit  (setq failure t))
@@ -135,11 +149,14 @@ even an operation concerns the unplugged folder."
                       performed num)
              (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)))
@@ -149,21 +166,23 @@ even an operation concerns the unplugged folder."
        new-queue match-queue que)
     (while (setq que (car queue))
       (if (and
-          (assq (elmo-dop-queue-method que)
-                elmo-dop-queue-method-name-alist)
+          (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))))
+                (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)))
@@ -215,29 +234,37 @@ FOLDER is the folder structure."
                                 (car (elmo-dop-queue-arguments queue)))))))))
 
 ;;; DOP operations.
-(defsubst elmo-folder-append-buffer-dop (folder unread &optional number)
+(defsubst elmo-folder-append-buffer-dop (folder &optional flag number)
   (elmo-dop-queue-append
    folder 'elmo-folder-append-buffer-dop-delayed
-   (list unread
+   (list flag
         (elmo-dop-spool-folder-append-buffer
          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)
+  (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-create-folder-dop (folder)
-  (elmo-dop-queue-append folder 'elmo-folder-create nil))
+(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)))
@@ -251,41 +278,51 @@ FOLDER is the folder structure."
 (defsubst elmo-folder-unmark-important-dop (folder numbers)
   (elmo-dop-queue-append folder 'elmo-folder-unmark-important (list numbers)))
 
+(defsubst elmo-folder-mark-as-answered-dop (folder numbers)
+  (elmo-dop-queue-append folder 'elmo-folder-mark-as-answered (list numbers)))
+
+(defsubst elmo-folder-unmark-answered-dop (folder numbers)
+  (elmo-dop-queue-append folder 'elmo-folder-unmark-answered (list numbers)))
+
 ;;; Execute as subsutitute for plugged operation.
 (defun elmo-folder-status-dop (folder)
-  (let* ((number-alist (elmo-msgdb-number-load
-                       (elmo-folder-msgdb-path folder)))
-        (number-list (mapcar 'car number-alist))
-        (spool-folder (elmo-dop-spool-folder folder))
-        spool-length
-        (i 0)
-        max-num)
-    (setq spool-length (length (car (if (elmo-folder-exists-p spool-folder)
-                                       (elmo-folder-status spool-folder)))))
+  (let ((number-list (elmo-folder-list-messages folder nil 'in-msgdb))
+       (spool-folder (elmo-dop-spool-folder folder))
+       spool-length
+       (i 0)
+       max-num)
+    (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))
     (cons (+ max-num spool-length) (+ (length number-list) spool-length))))
 
 ;;; Delayed operation (executed at online status).
-(defun elmo-folder-append-buffer-dop-delayed (folder unread number set-number)
+(defun elmo-folder-append-buffer-dop-delayed (folder flag number set-number)
   (let ((spool-folder (elmo-dop-spool-folder folder))
-       failure saved)
+       failure saved dequeued)
     (with-temp-buffer
-      (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)))
+      (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
+                             (if (eq flag t) nil flag) ; for compatibility
+                             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 (or (not failure)
-             saved)
+                    (if (eq flag t) nil flag) ; for compatibility
+                    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)))
 
@@ -302,6 +339,10 @@ FOLDER is the folder structure."
                                              '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