* acap.el (acap-arrival-filter): Use (delete-char (- X)) instead of
[elisp/wanderlust.git] / elmo / elmo-dop.el
index bbacd0a..734479b 100644 (file)
@@ -28,6 +28,7 @@
 
 ;;; Code:
 ;;
+(eval-when-compile (require 'cl))
 
 (require 'elmo)
 (require 'elmo-vars)
@@ -42,19 +43,19 @@ Automatically loaded/saved.")
 
 (defmacro elmo-make-dop-queue (fname method arguments)
   "Make a dop queue."
-  (` (vector (, fname) (, method) (, arguments))))
+  `(vector ,fname ,method ,arguments))
 
 (defmacro elmo-dop-queue-fname (queue)
   "Return the folder name string of the QUEUE."
-  (` (aref (, queue) 0)))
+  `(aref ,queue 0))
 
 (defmacro elmo-dop-queue-method (queue)
   "Return the method symbol of the QUEUE."
-  (` (aref (, queue) 1)))
+  `(aref ,queue 1))
 
 (defmacro elmo-dop-queue-arguments (queue)
   "Return the arguments of the QUEUE."
-  (` (aref (, queue) 2)))
+  `(aref ,queue 2))
 
 (defun elmo-dop-queue-append (folder method arguments)
   "Append to disconnected operation queue."
@@ -63,24 +64,26 @@ Automatically loaded/saved.")
     (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))
+  '(elmo-folder-set-read-delayed
+    elmo-folder-unset-read-delayed
+    elmo-folder-set-important-delayed
+    elmo-folder-unset-important-delayed
+    elmo-folder-set-answered-delayed
+    elmo-folder-unset-answered-delayed))
 
 (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-answered . "Answered")
-    (elmo-folder-unmark-answered . "Unanswered")    
-    (elmo-folder-mark-as-important . "Important")
-    (elmo-folder-unmark-important . "Unimportant")))
+    (elmo-folder-set-read-delayed . "Read")
+    (elmo-folder-unset-read-delayed . "Unread")
+    (elmo-folder-set-answered-delayed . "Answered")
+    (elmo-folder-unset-answered-delayed . "Unanswered")
+    (elmo-folder-set-important-delayed . "Important")
+    (elmo-folder-unset-important-delayed . "Unimportant")
+    (elmo-folder-set-flag . "Set flag")
+    (elmo-folder-unset-flag . "Unset flag")))
 
 (defmacro elmo-dop-queue-method-name (queue)
   `(cdr (assq (elmo-dop-queue-method ,queue)
@@ -105,7 +108,7 @@ Saved queue is old version(2.6).  Clear all pending operations? ")
        len)
     (while queue-all
       (if (elmo-folder-plugged-p
-          (elmo-make-folder (elmo-dop-queue-fname (car queue-all))))
+          (elmo-get-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))
@@ -131,7 +134,7 @@ Saved queue is old version(2.6).  Clear all pending operations? ")
                      (apply (elmo-dop-queue-method (car queue))
                             (prog1
                                 (setq folder
-                                      (elmo-make-folder
+                                      (elmo-get-folder
                                        (elmo-dop-queue-fname (car queue))))
                               (elmo-folder-open folder)
                               (unless (elmo-folder-plugged-p folder)
@@ -154,6 +157,12 @@ Saved queue is old version(2.6).  Clear all pending operations? ")
                           (not elmo-dop-flush-confirm) t)
            (progn
              (while queue
+               (when (eq (elmo-dop-queue-method (car queue))
+                         'elmo-folder-append-buffer-dop-delayed)
+                 (elmo-folder-delete-messages
+                  (elmo-dop-spool-folder
+                   (elmo-get-folder (elmo-dop-queue-fname (car queue))))
+                  (list (nth 1 (elmo-dop-queue-arguments (car queue))))))
                (setq elmo-dop-queue (delq (car queue) elmo-dop-queue))
                (setq queue (cdr queue)))
              (message "Pending operations are cleared.")
@@ -188,28 +197,24 @@ Saved queue is old version(2.6).  Clear all pending operations? ")
     (setq elmo-dop-queue new-queue)))
 
 ;;; dop spool folder
-(defmacro elmo-dop-spool-folder (folder)
+(defun elmo-dop-spool-folder (folder)
   "Return a spool folder for disconnected operations
 which is corresponded to the FOLDER."
-  (` (elmo-make-folder
-      (concat "+" (expand-file-name "spool" (elmo-folder-msgdb-path
-                                            (, folder)))))))
+  (elmo-make-folder
+   (concat "+" (expand-file-name "spool" (elmo-folder-msgdb-path folder)))
+   nil
+   (elmo-folder-mime-charset-internal folder)))
 
-(defun elmo-dop-spool-folder-append-buffer (folder)
+(defun elmo-dop-spool-folder-append-buffer (folder flags)
   "Append current buffer content to the dop spool 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)))))
-    ;; dop folder is a localdir folder.
-    (write-region-as-binary (point-min) (point-max)
-                         (expand-file-name
-                          (int-to-string new-number)
-                          (elmo-localdir-folder-directory-internal folder))
-                         nil 'no-msg)
-    new-number))
+  (let ((spool (elmo-dop-spool-folder folder)))
+    (unless (elmo-folder-exists-p spool)
+      (elmo-folder-create spool))
+    (let ((new-number (1+ (car (elmo-folder-status spool)))))
+      (elmo-folder-append-buffer spool flags new-number)
+      new-number)))
 
 
 (defun elmo-dop-spool-folder-list-messages (folder)
@@ -233,13 +238,15 @@ FOLDER is the folder structure."
                                 'car
                                 (car (elmo-dop-queue-arguments queue)))))))))
 
+(defun elmo-dop-filter-pending-messages (numbers)
+  (elmo-delete-if (lambda (number) (< number 0)) numbers))
+
 ;;; DOP operations.
 (defsubst elmo-folder-append-buffer-dop (folder &optional flag number)
   (elmo-dop-queue-append
    folder 'elmo-folder-append-buffer-dop-delayed
    (list flag
-        (elmo-dop-spool-folder-append-buffer
-         folder)
+        (elmo-dop-spool-folder-append-buffer folder flag)
         number)))
 
 (defsubst elmo-folder-delete-messages-dop (folder numbers)
@@ -247,8 +254,18 @@ FOLDER is the folder structure."
        queue)
     (dolist (number numbers)
       (if (< number 0)
-         (elmo-folder-delete-messages spool-folder
-                                      (list (abs number))) ; delete from queue
+         (progn
+           ;; delete from queue
+           (elmo-folder-delete-messages spool-folder
+                                        (list (abs number)))
+           (dolist (queue elmo-dop-queue)
+             (when (and (eq (elmo-dop-queue-fname queue)
+                            (elmo-folder-name-internal folder))
+                        (eq (elmo-dop-queue-method queue)
+                            'elmo-folder-append-buffer-dop-delayed)
+                        (eq (abs number)
+                            (nth 1 (elmo-dop-queue-arguments queue))))
+               (setq elmo-dop-queue (delq queue elmo-dop-queue)))))
        (setq queue (cons number queue))))
     (when queue
       (elmo-dop-queue-append folder 'elmo-folder-delete-messages-dop-delayed
@@ -266,102 +283,144 @@ FOLDER is the folder structure."
 (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)))
-
-(defsubst elmo-folder-unmark-read-dop (folder numbers)
-  (elmo-dop-queue-append folder 'elmo-folder-unmark-read (list numbers)))
-
-(defsubst elmo-folder-mark-as-important-dop (folder numbers)
-  (elmo-dop-queue-append folder 'elmo-folder-mark-as-important (list numbers)))
-
-(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)))
+(defsubst elmo-folder-set-flag-dop (folder numbers flag)
+  (when (setq numbers (elmo-dop-filter-pending-messages numbers))
+    (let ((method (case flag
+                   (unread
+                    'elmo-folder-unset-read-delayed)
+                   (read
+                    'elmo-folder-set-read-delayed)
+                   (important
+                    'elmo-folder-set-important-delayed)
+                   (answered
+                    'elmo-folder-set-answered-delayed))))
+      (if method
+         (elmo-dop-queue-append folder method (list numbers))
+       (elmo-dop-queue-append folder 'elmo-folder-set-flag
+                              (list numbers flag))))))
+
+(defsubst elmo-folder-unset-flag-dop (folder numbers flag)
+  (when (setq numbers (elmo-dop-filter-pending-messages numbers))
+    (let ((method (case flag
+                   (unread
+                    'elmo-folder-set-read-delayed)
+                   (read
+                    'elmo-folder-unset-read-delayed)
+                   (important
+                    'elmo-folder-unset-important-delayed)
+                   (answered
+                    'elmo-folder-unset-answered-delayed))))
+      (if method
+         (elmo-dop-queue-append folder method (list numbers))
+       (elmo-dop-queue-append folder 'elmo-folder-unset-flag
+                              (list numbers flag))))))
 
 ;;; Execute as subsutitute for plugged operation.
 (defun elmo-folder-status-dop (folder)
-  (let ((number-list (elmo-msgdb-list-messages
-                     (elmo-folder-msgdb-path 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))
+    (setq spool-length (or (if (elmo-folder-exists-p spool-folder)
+                              (car (elmo-folder-status spool-folder)))
+                          0))
+    (setq max-num (if number-list (apply #'max number-list) 0))
     (cons (+ max-num spool-length) (+ (length number-list) spool-length))))
 
+(defun elmo-folder-next-message-number-dop (folder)
+  (let ((spool-folder (elmo-dop-spool-folder folder)))
+    (- (+ 1 (elmo-max-of-list (or (elmo-folder-list-messages
+                                  spool-folder)
+                                 '(0)))))))
+
 ;;; Delayed operation (executed at online status).
 (defun elmo-folder-append-buffer-dop-delayed (folder flag number set-number)
   (let ((spool-folder (elmo-dop-spool-folder folder))
-       failure saved dequeued)
+       flags)
     (with-temp-buffer
-      (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)
-                    (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)))
+      (when (elmo-message-fetch spool-folder number
+                               (elmo-make-fetch-strategy 'entire)
+                               'unread)
+       (setq flags (or (elmo-message-flags-for-append folder (* -1 number))
+                       (cond ((listp flag)
+                              flag)
+                             ;; for compatibility with 2.11.12 or earlier
+                             ((eq flag t)
+                              nil)
+                             (t
+                              (list flag)))))
+       (when (or (condition-case nil
+                     (let ((new-num (elmo-folder-next-message-number folder)))
+                       (prog1
+                           (elmo-folder-append-buffer folder flags set-number)
+                         (elmo-emit-signal 'message-number-changed
+                                           folder (- number) new-num)))
+                   (error))
+                 ;; Append failed...
+                 (elmo-folder-append-buffer
+                  (elmo-get-folder elmo-lost+found-folder)
+                  flags))
+         (elmo-folder-delete-messages spool-folder (list number)))))
+    ;; ignore failure (already dequed)
+    t))
 
 (defun elmo-folder-delete-messages-dop-delayed (folder number-alist)
-  (elmo-folder-delete-messages
-   folder
-   ;; messages are deleted only if message-id is not changed.
-   (mapcar 'car
-          (elmo-delete-if
-           (lambda (pair)
-             (not (string=
-                   (cdr pair)
-                   (elmo-message-fetch-field folder (car pair)
-                                             'message-id))))
-           number-alist))))
+  (ignore-errors
+    (elmo-folder-delete-messages
+     folder
+     ;; messages are deleted only if message-id is not changed.
+     (mapcar 'car
+            (elmo-delete-if
+             (lambda (pair)
+               (not (string=
+                     (cdr pair)
+                     (elmo-message-fetch-field folder (car pair)
+                                               'message-id))))
+             number-alist)))
+    t)) ; Always success (If failure, just remain)
 
 (defun elmo-folder-create-dop-delayed (folder)
   (unless (elmo-folder-exists-p folder)
     (elmo-folder-create folder)))
 
+(defun elmo-folder-set-important-delayed (folder numbers)
+  (elmo-folder-set-flag folder numbers 'important))
+
+(defun elmo-folder-unset-important-delayed (folder numbers)
+  (elmo-folder-unset-flag folder numbers 'important))
+
+(defun elmo-folder-set-read-delayed (folder numbers)
+  (elmo-folder-unset-flag folder numbers 'unread))
+
+(defun elmo-folder-unset-read-delayed (folder numbers)
+  (elmo-folder-set-flag folder numbers 'unread))
+
+(defun elmo-folder-set-answered-delayed (folder numbers)
+  (elmo-folder-set-flag folder numbers 'answered))
+
+(defun elmo-folder-unset-answered-delayed (folder numbers)
+  (elmo-folder-unset-flag folder numbers 'answered))
+
 ;;; Util
 (defun elmo-dop-msgdb (msgdb)
-  (list (mapcar (function
-                (lambda (x)
-                  (elmo-msgdb-overview-entity-set-number
-                   x
-                   (* -1
-                      (elmo-msgdb-overview-entity-get-number x)))))
-               (nth 0 msgdb))
-       (mapcar (function
-                (lambda (x) (cons
-                             (* -1 (car x))
-                             (cdr x))))
-               (nth 1 msgdb))
-       (mapcar (function
-                (lambda (x) (cons
-                             (* -1 (car x))
-                             (cdr x)))) (nth 2 msgdb))))
+  (let ((new-db (elmo-make-msgdb))
+       entity)
+    (dolist (dop-entity (mapcar
+                        (lambda (number)
+                          (setq entity (elmo-msgdb-message-entity
+                                        msgdb number))
+                          (elmo-message-entity-set-number
+                           entity
+                           (* -1 (elmo-message-entity-number entity)))
+                          entity)
+                        (elmo-msgdb-list-messages msgdb)))
+      (elmo-msgdb-append-entity new-db
+                               dop-entity
+                               (elmo-msgdb-flags
+                                msgdb
+                                (abs (elmo-message-entity-number
+                                      dop-entity)))))
+    new-db))
 
 (require 'product)
 (product-provide (provide 'elmo-dop) (require 'elmo-version))