(defcustom elmo-message-fetch-threshold 30000
"Fetch threshold."
- :type 'integer
+ :type '(choice (integer :tag "Threshold (bytes)")
+ (const :tag "No limitation" nil))
:group 'elmo)
(defcustom elmo-message-fetch-confirm t
(defcustom elmo-folder-update-threshold 500
"Update threshold."
- :type 'integer
+ :type '(choice (integer :tag "Number of messages")
+ (const :tag "No limitation" nil))
:group 'elmo)
(defcustom elmo-folder-update-confirm t
(autoload 'elmo-dop-queue-flush "elmo-dop")
(autoload 'elmo-nntp-post "elmo-nntp")
(autoload 'elmo-global-flag-p "elmo-flag")
+ (autoload 'elmo-local-flag-p "elmo-flag")
(autoload 'elmo-global-flag-detach "elmo-flag")
(autoload 'elmo-global-flag-detach-messages "elmo-flag")
(autoload 'elmo-global-flag-set "elmo-flag")
+ (autoload 'elmo-get-global-flags "elmo-flag")
(autoload 'elmo-global-mark-migrate "elmo-flag")
(autoload 'elmo-folder-list-global-flag-messages "elmo-flag"))
(defmacro elmo-folder-type (name)
"Get folder type from NAME string."
- (` (and (stringp (, name))
- (cdr (assoc (string-to-char (, name)) elmo-folder-type-alist)))))
+ `(and (stringp ,name)
+ (cdr (assoc (string-to-char ,name) elmo-folder-type-alist))))
;;; ELMO folder
;; A elmo folder provides uniformed (orchestrated) access
path ; directory path for msgdb.
msgdb ; msgdb (may be nil).
killed-list ; killed list.
+ flag-table ; flag table.
persistent ; non-nil if persistent.
process-duplicates ; read or hide
biff ; folder for biff
+ handlers ; list of event handler.
))
(luna-define-internal-accessors 'elmo-folder))
(setq original (elmo-string name))
(if type
(progn
- (setq prefix (substring name 0 1))
- (setq name (substring name 1)))
+ (setq prefix (elmo-string (substring name 0 1)))
+ (setq name (elmo-string (substring name 1))))
(setq type (intern (car (setq split (split-string name ":")))))
(if (>= (length split) 2)
(setq name (substring name (+ 1 (length (car split)))))
(setq list (elmo-msgdb-list-messages (elmo-folder-msgdb folder))))
(if visible-only
(elmo-living-messages list killed-list)
- (if in-msgdb
- (elmo-uniq-list
- (nconc (elmo-number-set-to-number-list killed-list) list)
- #'delq)
+ (if (and in-msgdb killed-list)
+ (elmo-uniq-sorted-list
+ (sort (nconc (elmo-number-set-to-number-list killed-list) list) #'<)
+ #'eq)
list))))
(luna-define-generic elmo-folder-list-messages-internal (folder &optional
`important' (marked as important)
'sugar' flags:
`read' (not unread)
- `digest' (unread + important)
- `any' (digest + answered)
-
+ `digest' (unread + important + other flags)
+ `any' (digest + answered + other flags)
If optional IN-MSGDB is non-nil, retrieve flag information from msgdb.")
(luna-define-method elmo-folder-list-flagged ((folder elmo-folder) flag
"Rename FOLDER to NEW-NAME (string).")
(luna-define-generic elmo-folder-delete-messages (folder numbers)
- "Delete messages.
+ "Delete messages with msgdb entity.
FOLDER is the ELMO folder structure.
NUMBERS is a list of message numbers to be deleted.
It is not recommended to use this function other than internal use.
Use `elmo-folder-move-messages' with dst-folder 'null instead.")
+(luna-define-generic elmo-folder-delete-messages-internal (folder numbers)
+ "Delete messages, but no delete msgdb entity.
+FOLDER is the ELMO folder structure.
+NUMBERS is a list of message numbers to be deleted.
+Override this method by each implement of `elmo-folder'.")
+
(luna-define-generic elmo-folder-search (folder condition &optional numbers)
"Search and return list of message numbers.
FOLDER is the ELMO folder structure.
`important' (remove important flag)
'sugar' flag:
`read' (set unread flag)
+ `all' (remove all flags)
If optional IS-LOCAL is non-nil, update only local (not server) status.")
+(luna-define-generic elmo-message-flag-available-p (folder number flag)
+ "Return non-nil when a message in the FOLDER with NUMBER treats FLAG.")
+
(luna-define-generic elmo-folder-next-message-number (folder)
"The next message number that will be assigned to a new message.
FOLDER is the ELMO folder structure.")
-(luna-define-generic elmo-folder-append-buffer (folder &optional flag
+(luna-define-generic elmo-folder-append-buffer (folder &optional flags
number)
"Append current buffer as a new message.
-FOLDER is the destination folder(ELMO folder structure).
-FLAG is the status of appended message.
+FOLDER is the destination folder (ELMO folder structure).
+FLAGS is the flag list for the appended message (list of symbols).
+If FLAGS contain `read', the message is appended as `not-unread'.
+If it is nil, the appended message will be treated as `new'.
If optional argument NUMBER is specified, the new message number is set
-\(if possible\).")
+\(if possible\).
+Return nil on failure.")
(luna-define-generic elmo-folder-append-messages (folder
src-folder
SRC-FOLDER is the source ELMO folder structure.
NUMBERS is the message numbers to be appended in the SRC-FOLDER.
If second optional argument SAME-NUMBER is specified,
-message number is preserved \(if possible\).")
+message number is preserved \(if possible\).
+Returns a list of message numbers successfully appended.")
(luna-define-generic elmo-folder-pack-numbers (folder)
"Pack message numbers of FOLDER.")
FOLDER is a ELMO folder structure.
NUMBER is a number of the message.")
+(defun elmo-message-flags-for-append (folder number &optional message-id)
+ "Return a list of flags for `elmo-folder-append-buffer'.
+FOLDER is a ELMO folder structure.
+NUMBER is a number of the message.
+If optional argument MESSAGES-ID is not specified, get it from current buffer."
+ (let ((this-id (elmo-message-field folder number 'message-id)))
+ (and this-id
+ (string= this-id (or message-id
+ (elmo-msgdb-get-message-id-from-buffer)))
+ (or (elmo-message-flags folder number)
+ ;; message exists, but no flag.
+ '(read)))))
+
+(luna-define-method elmo-message-flag-available-p ((folder elmo-folder) number
+ flag)
+ (elmo-msgdb-flag-available-p (elmo-folder-msgdb folder) flag))
+
(luna-define-method elmo-message-flags ((folder elmo-folder) number)
(elmo-msgdb-flags (elmo-folder-msgdb folder) number))
(t
(memq flag cur-flags)))))
-(luna-define-generic elmo-find-fetch-strategy
- (folder entity &optional ignore-cache)
-;; Returns the message fetching strategy suitable for the message.
-;; FOLDER is the ELMO folder structure.
-;; ENTITY is the overview entity of the message in the folder.
-;; If optional argument IGNORE-CACHE is non-nil, cache is ignored.
-;; Returned value is a elmo-fetch-strategy object.
-;; If return value is nil, message should not be nil.
- )
+(luna-define-generic elmo-find-fetch-strategy (folder number
+ &optional
+ ignore-cache
+ require-entireness)
+ "Return the message fetching strategy suitable for the message with NUMBER.
+FOLDER is the ELMO folder structure.
+If optional argument IGNORE-CACHE is non-nil, existing cache is ignored.
+If second optional argument REQUIRE-ENTIRENESS is non-nil,
+ensure that entireness of the returned strategy is entire.
+Returned value is a elmo-fetch-strategy object.
+If return value is nil, message should not be nil.")
(defmacro elmo-make-fetch-strategy (entireness
&optional
use-cache
save-cache
cache-path)
-;; Make elmo-message-fetching strategy.
-;; ENTIRENESS is 'entire or 'section.
-;; 'entire means fetch message entirely at once.
-;; 'section means fetch message section by section.
-;; If optional USE-CACHE is non-nil, existing cache is used and otherwise,
-;; existing cache is thrown away.
-;; If SAVE-CACHE is non-nil, fetched message is saved.
-;; CACHE-PATH is the cache path to be used as a message cache file.
- (` (vector (, entireness)
- (, use-cache) (, save-cache) (, cache-path))))
+ "Make elmo-message-fetching strategy.
+ENTIRENESS is 'entire or 'section.
+'entire means fetch message entirely at once.
+'section means fetch message section by section.
+If optional USE-CACHE is non-nil, existing cache is used and otherwise,
+existing cache is thrown away.
+If SAVE-CACHE is non-nil, fetched message is saved.
+CACHE-PATH is the cache path to be used as a message cache file."
+ `(vector ,entireness ,use-cache ,save-cache ,cache-path))
(defmacro elmo-fetch-strategy-entireness (strategy)
- ;; Return entireness of STRATEGY.
- (` (aref (, strategy) 0)))
+ "Return entireness of STRATEGY."
+ `(aref ,strategy 0))
(defmacro elmo-fetch-strategy-use-cache (strategy)
- ;; Return use-cache of STRATEGY.
- (` (aref (, strategy) 1)))
+ "Return use-cache of STRATEGY."
+ `(aref ,strategy 1))
(defmacro elmo-fetch-strategy-save-cache (strategy)
- ;; Return save-cache of STRATEGY.
- (` (aref (, strategy) 2)))
+ "Return save-cache of STRATEGY."
+ `(aref ,strategy 2))
(defmacro elmo-fetch-strategy-cache-path (strategy)
- ;; Return cache-path of STRATEGY.
- (` (aref (, strategy) 3)))
-
-(luna-define-method elmo-find-fetch-strategy
- ((folder elmo-folder) entity &optional ignore-cache)
- (let (cache-file size message-id number)
- (setq size (elmo-message-entity-field entity 'size))
- (setq message-id (elmo-message-entity-field entity 'message-id))
- (setq number (elmo-message-entity-number entity))
- (setq cache-file (elmo-file-cache-get message-id))
- (setq ignore-cache (or ignore-cache
- (null (elmo-message-use-cache-p folder number))))
- (if (or ignore-cache
- (null (elmo-file-cache-status cache-file)))
- ;; No cache or ignore-cache.
- (if (and (not (elmo-folder-local-p folder))
- elmo-message-fetch-threshold
- (integerp size)
- (>= size elmo-message-fetch-threshold)
- (or (not elmo-message-fetch-confirm)
- (not (prog1 (y-or-n-p
- (format "Fetch entire message(%dbytes)? "
- size))
- (message "")))))
- ;; Don't fetch message at all.
- nil
- ;; Don't use existing cache and fetch entire message at once.
- (elmo-make-fetch-strategy
- 'entire nil
- (elmo-message-use-cache-p folder number)
- (elmo-file-cache-path cache-file)))
- ;; Cache exists.
- (if (not ignore-cache)
- (elmo-make-fetch-strategy
- 'entire
- ;; ...But ignore current section cache and re-fetch
- ;; if section cache.
- (not (eq (elmo-file-cache-status cache-file) 'section))
- ;; Save cache.
- (elmo-message-use-cache-p folder number)
- (elmo-file-cache-path cache-file))))))
+ "Return cache-path of STRATEGY."
+ `(aref ,strategy 3))
+
+(luna-define-method elmo-find-fetch-strategy ((folder elmo-folder) number
+ &optional
+ ignore-cache
+ require-entireness)
+ (let ((entity (elmo-message-entity folder number)))
+ (if (null entity)
+ (elmo-make-fetch-strategy 'entire)
+ (let* ((size (elmo-message-entity-field entity 'size))
+ (message-id (elmo-message-entity-field entity 'message-id))
+ (cache-file (elmo-file-cache-get message-id))
+ (use-cache (elmo-message-use-cache-p folder number)))
+ (if (and (not ignore-cache)
+ use-cache
+ (eq (elmo-file-cache-status cache-file) 'entire))
+ ;; Cache exists and use it.
+ (elmo-make-fetch-strategy
+ 'entire
+ t ; Use cache.
+ use-cache ; Save cache.
+ (elmo-file-cache-path cache-file))
+ ;; No cache or ignore-cache.
+ (if (and (not (elmo-folder-local-p folder))
+ (not require-entireness)
+ elmo-message-fetch-threshold
+ (integerp size)
+ (>= size elmo-message-fetch-threshold)
+ (or (not elmo-message-fetch-confirm)
+ (not (prog1
+ (y-or-n-p
+ (format "Fetch entire message(%dbytes)? "
+ size))
+ (message "")))))
+ ;; Don't fetch message at all.
+ nil
+ ;; Don't use existing cache and fetch entire message at once.
+ (elmo-make-fetch-strategy
+ 'entire
+ nil ; Don't use cache.
+ use-cache ; Save cache.
+ (elmo-file-cache-path cache-file))))))))
(luna-define-method elmo-folder-list-messages-internal
((folder elmo-folder) &optional visible-only)
(luna-define-method elmo-message-encache ((folder elmo-folder) number
&optional read)
(let (path)
- (elmo-message-fetch
- folder number
- (elmo-make-fetch-strategy 'entire
- nil ;use-cache
- t ;save-cache
- (setq path (elmo-file-cache-get-path
- (elmo-message-field
- folder number 'message-id))))
- nil nil (not read))
+ (with-temp-buffer
+ (elmo-message-fetch
+ folder number
+ (elmo-make-fetch-strategy 'entire
+ nil ;use-cache
+ t ;save-cache
+ (setq path (elmo-file-cache-get-path
+ (elmo-message-field
+ folder number 'message-id))))
+ (not read)))
path))
+(luna-define-generic elmo-message-fetch-bodystructure (folder number strategy)
+ "Fetch bodystructure of the message in FOLDER with NUMBER using STRATEGY.")
+
(luna-define-generic elmo-message-fetch (folder number strategy
&optional
- section
- outbuf
- unread)
- "Fetch a message and return as a string.
+ unread
+ section)
+ "Fetch a message into current buffer.
FOLDER is the ELMO folder structure.
NUMBER is the number of the message in the FOLDER.
STRATEGY is the message fetching strategy.
-If optional argument SECTION is specified, only the SECTION of the message
-is fetched (if possible).
-If second optional argument OUTBUF is specified, fetched message is
-inserted to the buffer and returns t if fetch was ended successfully.
-If third optional argument UNREAD is non-nil, message is not flaged as read.
+If optional argument UNREAD is non-nil, message is not flaged as read.
+If second optional argument SECTION is specified, only the
+SECTION of the message is fetched (if possible).
Returns non-nil if fetching was succeed.")
(luna-define-generic elmo-message-fetch-with-cache-process (folder
(elmo-generic-folder-commit folder))
(defun elmo-generic-folder-commit (folder)
- (let ((msgdb (elmo-folder-msgdb-internal folder)))
- (when (and msgdb (elmo-folder-persistent-p folder))
- (when (elmo-msgdb-message-modified-p msgdb)
- (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)))
- (elmo-msgdb-save msgdb))))
+ (when (elmo-folder-persistent-p folder)
+ (let ((msgdb (elmo-folder-msgdb-internal folder)))
+ (when msgdb
+ (when (elmo-msgdb-message-modified-p msgdb)
+ (elmo-folder-set-info-max-by-numdb
+ folder
+ (elmo-folder-list-messages folder nil 'in-msgdb)))
+ (elmo-msgdb-save msgdb)))
+ (elmo-msgdb-killed-list-save
+ (elmo-folder-msgdb-path folder)
+ (elmo-folder-killed-list-internal folder))))
(luna-define-method elmo-folder-close-internal ((folder elmo-folder))
;; do nothing.
(elmo-folder-send folder 'elmo-folder-rename-internal new-folder)
(elmo-msgdb-rename-path folder new-folder)))
+(luna-define-method elmo-folder-delete-messages ((folder elmo-folder)
+ numbers)
+ (and (elmo-folder-delete-messages-internal folder numbers)
+ (elmo-folder-detach-messages folder numbers)))
+
(luna-define-method elmo-folder-search ((folder elmo-folder)
condition
&optional numbers)
(luna-define-method elmo-message-match-condition ((folder elmo-folder)
number condition
numbers)
- (let ((filename (cond
- ((elmo-message-file-name folder number))
- ((let* ((cache (elmo-file-cache-get
- (elmo-message-field folder number
- 'message-id)))
- (cache-path (elmo-file-cache-path cache)))
- (when (and cache-path
- (not (elmo-cache-path-section-p cache-path)))
- cache-path))))))
- (when (and filename
- (file-readable-p filename))
+ (let* (cache cache-path
+ (filename (cond
+ ((elmo-message-file-name folder number))
+ ((progn
+ (setq cache (elmo-file-cache-get
+ (elmo-message-field folder number
+ 'message-id)))
+ (setq cache-path (elmo-file-cache-path cache))
+ (and cache-path
+ (not (elmo-cache-path-section-p cache-path))))
+ cache-path))))
+ (when (and filename (file-readable-p filename))
(with-temp-buffer
- (insert-file-contents-as-binary filename)
- (elmo-set-buffer-multibyte default-enable-multibyte-characters)
- ;; Should consider charset?
- (decode-mime-charset-region (point-min) (point-max) elmo-mime-charset)
+ (set-buffer-multibyte nil)
+ ;;(insert-file-contents-as-binary filename)
+ (elmo-message-fetch folder number
+ (elmo-make-fetch-strategy 'entire
+ (and cache t)
+ nil
+ cache-path)
+ 'unread)
+ (set-buffer-multibyte default-enable-multibyte-characters)
+ (decode-coding-region (point-min) (point-max)
+ elmo-mime-display-as-is-coding-system)
(elmo-buffer-field-condition-match condition number numbers)))))
(luna-define-method elmo-folder-pack-numbers ((folder elmo-folder))
(luna-define-method elmo-folder-have-subfolder-p ((folder elmo-folder))
t)
+;; Flag table
+(luna-define-generic elmo-folder-flag-table (folder &optional if-exists)
+ "Return the flag-table of FOLDER.
+If optional argument IF-EXISTS is nil, load on demand.
+\(For internal use only.\)")
+
+(luna-define-generic elmo-folder-close-flag-table (folder)
+ "Close flag-table of FOLDER.")
+
+(luna-define-method elmo-folder-flag-table ((folder elmo-folder)
+ &optional if-exists)
+ (or (elmo-folder-flag-table-internal folder)
+ (unless if-exists
+ (elmo-folder-set-flag-table-internal
+ folder
+ (elmo-flag-table-load (elmo-folder-msgdb-path folder))))))
+
+(luna-define-method elmo-folder-close-flag-table ((folder elmo-folder))
+ (elmo-flag-table-save (elmo-folder-msgdb-path folder)
+ (elmo-folder-flag-table folder))
+ (elmo-folder-set-flag-table-internal folder nil))
+
+(defun elmo-folder-preserve-flags (folder msgid flags)
+ "Preserve FLAGS into FOLDER for a message that has MSGID."
+ (when (and msgid flags)
+ (let ((flag-table (elmo-folder-flag-table folder 'if-exists))
+ load-now)
+ (when (setq load-now (null flag-table))
+ (setq flag-table (elmo-folder-flag-table folder)))
+ (elmo-flag-table-set flag-table msgid flags)
+ (when load-now
+ (elmo-folder-close-flag-table folder)))))
+
;;; Folder info
;; Folder info is a message number information cache (hashtable)
(defsubst elmo-folder-get-info (folder &optional hashtb)
(defsubst elmo-strict-folder-diff (folder)
"Return folder diff information strictly from FOLDER."
- (let ((in-db (sort (elmo-msgdb-list-messages (elmo-folder-msgdb folder))
- '<))
+ (let ((in-db (sort (elmo-folder-list-messages folder nil 'in-msgdb) '<))
(in-folder (elmo-folder-list-messages folder))
append-list delete-list diff)
(cons (if (equal in-folder in-db)
(defun elmo-generic-folder-append-messages (folder src-folder numbers
same-number)
(let ((src-msgdb-exists (not (zerop (elmo-folder-length src-folder))))
- unseen table flags
+ unseen table
succeed-numbers failure cache id)
- (setq table (elmo-flag-table-load (elmo-folder-msgdb-path folder)))
+ (setq table (elmo-folder-flag-table folder))
(with-temp-buffer
(set-buffer-multibyte nil)
(while numbers
(setq failure nil
id (and src-msgdb-exists
(elmo-message-field src-folder (car numbers)
- 'message-id))
- flags (elmo-message-flags src-folder (car numbers)))
+ 'message-id)))
(condition-case nil
(setq cache (elmo-file-cache-get id)
failure
'entire t nil
(elmo-file-cache-path cache)))
(error "Unplugged")))
- nil (current-buffer)
'unread)
(> (buffer-size) 0)
(elmo-folder-append-buffer
folder
- (or flags '(read))
+ (elmo-message-flags-for-append src-folder (car numbers))
(if same-number (car numbers))))))
(error (setq failure t)))
;; FETCH & APPEND finished
(unless failure
- (when id
- (elmo-flag-table-set table id flags))
(setq succeed-numbers (cons (car numbers) succeed-numbers)))
(elmo-progress-notify 'elmo-folder-move-messages)
(setq numbers (cdr numbers)))
(when (elmo-folder-persistent-p folder)
- (elmo-flag-table-save (elmo-folder-msgdb-path folder) table))
+ (elmo-folder-close-flag-table folder))
succeed-numbers)))
;; Arguments should be reduced.
(elmo-folder-close dst-folder)))
(if (and (not no-delete) succeeds)
(progn
- (if (and (elmo-folder-delete-messages src-folder succeeds)
- (elmo-folder-detach-messages src-folder succeeds))
+ (if (elmo-folder-delete-messages src-folder succeeds)
(progn
(elmo-global-flag-detach-messages
src-folder succeeds (eq dst-folder 'null))
Return non-nil when message is accessible."
(or (elmo-folder-plugged-p folder)
(elmo-folder-local-p folder)
+ (< number 0) ; in dop spool
(elmo-message-cached-p folder number)))
(luna-define-generic elmo-message-set-cached (folder number cached)
number cached)
(if cached
(elmo-msgdb-set-flag (elmo-folder-msgdb folder) number 'cached)
- (elmo-msgdb-unset-flag (elmo-folder-msgdb folder) number 'cached)))
+ (elmo-msgdb-unset-flag (elmo-folder-msgdb folder) number 'cached))
+ (elmo-folder-notify-event folder 'cache-changed number))
(defun elmo-message-copy-entity (entity)
(elmo-msgdb-copy-message-entity (elmo-message-entity-handler entity)
entity))
+(luna-define-generic elmo-message-number (folder message-id)
+ "Get message number from MSGDB which corresponds to MESSAGE-ID.")
+
+(luna-define-method elmo-message-number ((folder elmo-folder) message-id)
+ (elmo-msgdb-message-number (elmo-folder-msgdb folder) message-id))
+
(luna-define-generic elmo-message-entity (folder key)
"Return the message-entity structure which matches to the KEY.
KEY is a number or a string.
(luna-define-generic elmo-folder-count-flags (folder)
"Count flagged message number in the msgdb of the FOLDER.
-Return a list of numbers (`new' `unread' `answered')")
+Return alist of flag and numbers.
+Example:
+\(\(new . 10\)
+ \(unread . 20\)
+ \(answered . 3\)\)")
(luna-define-method elmo-folder-count-flags ((folder elmo-folder))
- (let* ((flag-count (elmo-msgdb-flag-count (elmo-folder-msgdb folder)))
- (new (or (cdr (assq 'new flag-count)) 0))
- (unread (or (cdr (assq 'unread flag-count)) 0))
- (answered(or (cdr (assq 'answered flag-count)) 0)))
- (list new (- unread new) answered)))
+ (elmo-msgdb-flag-count (elmo-folder-msgdb folder)))
(defun elmo-message-set-flag (folder number flag &optional is-local)
"Set message flag.
FIELD is a symbol of the field.")
(luna-define-method elmo-message-field ((folder elmo-folder) number field)
- (elmo-message-entity-field (elmo-message-entity folder number) field))
+ (elmo-msgdb-message-field (elmo-folder-msgdb folder) number field))
+
+(luna-define-generic elmo-message-set-field (folder number field value)
+ "Set message field value in the msgdb.
+FOLDER is the ELMO folder structure.
+NUMBER is a number of the message.
+FIELD is a symbol of the field.
+VALUE is a value to set.")
+
+(luna-define-method elmo-message-set-field ((folder elmo-folder) number
+ field value)
+ (elmo-message-entity-set-field (elmo-message-entity folder number)
+ field value))
(luna-define-method elmo-message-use-cache-p ((folder elmo-folder) number)
nil) ; default is not use cache.
(elmo-global-flag-set flag folder number message-id)))
(elmo-msgdb-set-flag (elmo-folder-msgdb folder)
number
- flag))))
+ flag))
+ (elmo-folder-notify-event folder 'flag-changed numbers)))
+
+(defun elmo-message-has-global-flag-p (folder number)
+ "Return non-nil when the message in the FOLDER with NUMBER has global flag."
+ (let ((flags (elmo-message-flags folder number))
+ result)
+ (while flags
+ (when (and (elmo-global-flag-p (car flags))
+ (not (memq (car flags) '(answered unread cached))))
+ (setq result t
+ flags nil))
+ (setq flags (cdr flags)))
+ result))
+
+(defun elmo-message-set-global-flags (folder number flags &optional local)
+ "Set global flags of the message in the FOLDER with NUMBER as FLAGS.
+If Optional LOCAL is non-nil, don't update server flag."
+ (dolist (flag flags)
+ (unless (elmo-global-flag-p flag)
+ (error "Not a global flag")))
+ (let ((old-flags (elmo-get-global-flags (elmo-message-flags folder number))))
+ (dolist (flag flags)
+ (unless (memq flag old-flags)
+ (elmo-message-set-flag folder number flag local)))
+ (dolist (flag old-flags)
+ (unless (memq flag flags)
+ (elmo-message-unset-flag folder number flag local)))))
(luna-define-method elmo-folder-unset-flag ((folder elmo-folder)
numbers
(elmo-global-flag-detach flag folder number 'always))
(elmo-msgdb-unset-flag (elmo-folder-msgdb folder)
number
- flag))))
+ flag))
+ (elmo-folder-notify-event folder 'flag-changed numbers)))
(luna-define-method elmo-folder-process-crosspost ((folder elmo-folder))
;; Do nothing.
;; Let duplicates be a temporary killed message.
(elmo-folder-kill-messages folder duplicates)
;; Should be flag as read.
- (elmo-folder-set-flag folder duplicates 'read))
+ (elmo-folder-unset-flag folder duplicates 'unread))
((eq (elmo-folder-process-duplicates-internal folder)
'read)
;; Flag as read duplicates.
- (elmo-folder-set-flag folder duplicates 'read))
+ (elmo-folder-unset-flag folder duplicates 'unread))
(t
;; Do nothing.
(setq duplicates nil)))
(nthcdr (max (- len elmo-folder-update-threshold) 0) appends)
appends))))
+(luna-define-method elmo-message-fetch-bodystructure ((folder elmo-folder)
+ number strategy)
+ nil)
+
+(defun elmo-message-fetch-string (folder number strategy
+ &optional
+ unread
+ section)
+ (with-temp-buffer
+ (when (elmo-message-fetch folder number strategy section unread)
+ (buffer-string))))
+
(luna-define-method elmo-message-fetch ((folder elmo-folder)
number strategy
&optional
- section
- outbuf
- unread)
- (if outbuf
- (with-current-buffer outbuf
- (erase-buffer)
- (elmo-message-fetch-with-cache-process folder number
- strategy section unread))
- (with-temp-buffer
- (elmo-message-fetch-with-cache-process folder number
- strategy section unread)
- (buffer-string))))
+ unread
+ section)
+ (erase-buffer)
+ (when (elmo-message-fetch-with-cache-process folder number
+ strategy section unread)
+ (when (and (not unread)
+ (elmo-message-flagged-p folder number 'unread))
+ (elmo-message-unset-flag folder number 'unread
+ ;; If cache does not exists, update only msgdb.
+ ;; otherwise, flag status on server should be
+ ;; changed since it is never touched at this
+ ;; point.
+ (not (elmo-message-flagged-p
+ folder number 'cached))))
+ t))
(luna-define-method elmo-message-fetch-with-cache-process ((folder elmo-folder)
number strategy
unread)
(error (setq err error) nil))
(> (buffer-size) 0))
- (elmo-delete-cr-buffer)
(when (and (elmo-fetch-strategy-save-cache strategy)
cache-path)
(elmo-file-cache-save cache-path section))
(defun elmo-folder-kill-messages (folder numbers)
"Kill(hide) messages in the FOLDER with NUMBERS."
- (let ((msgdb (elmo-folder-msgdb folder))
- (killed (elmo-folder-killed-list-internal folder)))
- (dolist (number numbers)
- (elmo-number-set-append killed number)
- (elmo-msgdb-unset-flag msgdb number 'all))
- (elmo-folder-set-killed-list-internal folder killed)))
-
+ (elmo-folder-set-killed-list-internal
+ folder
+ (elmo-number-set-append-list
+ (elmo-folder-killed-list-internal folder)
+ numbers))
+ (elmo-folder-unset-flag folder numbers 'all 'local-only))
(luna-define-method elmo-folder-clear ((folder elmo-folder)
&optional keep-killed)
&optional
disable-killed
ignore-msgdb
- no-check)
+ no-check
+ mask)
"Synchronize the folder data to the newest status.
FOLDER is the ELMO folder structure.
If optional IGNORE-MSGDB is non-nil, current msgdb is thrown away except
flag status.
If NO-CHECK is non-nil, rechecking folder is skipped.
-Return a list of a cross-posted message number.
+If optional argument MASK is specified and is a list of message numbers,
+synchronize messages only which are contained the list.
+Return amount of cross-posted messages.
If update process is interrupted, return nil.")
(luna-define-method elmo-folder-synchronize ((folder elmo-folder)
&optional
disable-killed
ignore-msgdb
- no-check)
- (let ((killed-list (elmo-folder-killed-list-internal folder))
- (before-append t)
- old-msgdb diff diff-2 delete-list new-list new-msgdb flag
- flag-table crossed after-append)
- (setq old-msgdb (elmo-folder-msgdb folder))
- (setq flag-table (elmo-flag-table-load (elmo-folder-msgdb-path folder)))
+ no-check
+ mask)
+ (let ((old-msgdb (elmo-folder-msgdb folder))
+ (killed-list (elmo-folder-killed-list-internal folder))
+ (flag-table (elmo-flag-table-load (elmo-folder-msgdb-path folder)))
+ (before-append t))
(when ignore-msgdb
(elmo-msgdb-flag-table (elmo-folder-msgdb folder) flag-table)
(elmo-folder-clear folder (not disable-killed)))
(unless no-check (elmo-folder-check folder))
(condition-case nil
- (progn
+ (let ((killed-list (elmo-folder-killed-list-internal folder))
+ diff-new diff-del
+ delete-list new-list new-msgdb crossed)
(message "Checking folder diff...")
- (setq diff (elmo-list-diff (elmo-folder-list-messages
- folder
- (not disable-killed))
- (elmo-folder-list-messages
- folder
- (not disable-killed)
- 'in-msgdb)))
+ (elmo-set-list
+ '(diff-new diff-del)
+ (elmo-list-diff (elmo-folder-list-messages folder)
+ (elmo-folder-list-messages folder nil 'in-msgdb)))
+ (when diff-new
+ (unless disable-killed
+ (setq diff-new (elmo-living-messages diff-new killed-list)))
+ (when mask
+ (setq diff-new (elmo-list-filter mask diff-new))))
(message "Checking folder diff...done")
- (setq new-list (elmo-folder-confirm-appends (car diff)))
- ;; Set killed list as ((1 . MAX-OF-DISAPPEARED))
- (when (and (not (eq (length (car diff))
- (length new-list)))
- (setq diff-2 (elmo-list-diff (car diff) new-list)))
- (elmo-folder-kill-messages-range
- folder
- (car (car diff-2))
- (nth (- (length (car diff-2)) 1) (car diff-2))))
- (setq delete-list (cadr diff))
- (if (or (equal diff '(nil nil))
- (equal diff '(nil))
- (and (eq (length (car diff)) 0)
- (eq (length (cadr diff)) 0)))
+ (setq new-list (elmo-folder-confirm-appends diff-new))
+ ;; Append to killed list as (MIN-OF-DISAPPEARED . MAX-OF-DISAPPEARED)
+ (when (not (eq (length diff-new)
+ (length new-list)))
+ (let* ((diff (elmo-list-diff diff-new new-list))
+ (disappeared (car diff)))
+ (when disappeared
+ (elmo-folder-kill-messages-range folder
+ (car disappeared)
+ (elmo-last disappeared)))))
+ (setq delete-list diff-del)
+ (if (and (null diff-new) (null diff-del))
(progn
(elmo-folder-update-number folder)
(elmo-folder-process-crosspost folder)
- 0 ; no updates.
- )
+ 0) ; `0' means no updates.
(when delete-list
(elmo-folder-detach-messages folder delete-list))
(when new-list
(luna-define-method elmo-folder-detach-messages ((folder elmo-folder)
numbers)
- (elmo-msgdb-delete-messages (elmo-folder-msgdb folder) numbers))
+ (when (elmo-msgdb-delete-messages (elmo-folder-msgdb folder) numbers)
+ ;; Remove NUMBERS from killed message list.
+ (elmo-folder-set-killed-list-internal
+ folder
+ (elmo-number-set-delete-list
+ (elmo-folder-killed-list-internal folder)
+ numbers))
+ t))
(luna-define-generic elmo-folder-length (folder)
"Return number of messages in the FOLDER.")
(elmo-make-directory temp-dir)
temp-dir))
+;; Event notification/observer framework
+(eval-and-compile
+ (luna-define-class elmo-event-handler ()))
+
+(luna-define-generic elmo-event-handler-flag-changed (handler numbers)
+ "Notify flag of the messages with NUMBERS is changed.")
+
+(luna-define-generic elmo-event-handler-cache-changed (handler number)
+ "Called when cache status of the message with NUMBER is changed.")
+
+(defun elmo-folder-add-handler (folder handler)
+ (unless (memq handler (elmo-folder-handlers-internal folder))
+ (elmo-folder-set-handlers-internal
+ folder
+ (cons handler (elmo-folder-handlers-internal folder)))))
+
+(defun elmo-folder-remove-handler (folder handler)
+ (elmo-folder-set-handlers-internal
+ folder
+ (delq handler (elmo-folder-handlers-internal folder))))
+
+(defun elmo-folder-notify-event (folder event &rest args)
+ (when (elmo-folder-handlers-internal folder)
+ (let ((message (format "elmo-event-handler-%s" event)))
+ (dolist (handler (elmo-folder-handlers-internal folder))
+ (apply #'luna-send handler message handler args)))))
+
+;;;
(defun elmo-init ()
"Initialize ELMO module."
(elmo-crosspost-message-alist-load)
'elmo-cache-directory)
(elmo-define-obsolete-variable 'elmo-msgdb-dir
'elmo-msgdb-directory)
+(elmo-define-obsolete-variable 'elmo-global-flag-list
+ 'elmo-global-flags)
;; Obsolete functions.
;; 2001-12-11: *-dir -> *-directory
projects / elisp / wanderlust.git / blobdiff