(require 'gnus)
(require 'nnoo)
(require 'netrc)
+(require 'parse-time)
(nnoo-declare nnimap)
(defvoo nnimap-inbox nil
"The mail box where incoming mail arrives and should be split out of.")
-(defvoo nnimap-expunge-inbox nil
- "If non-nil, expunge the inbox after fetching mail.
-This is always done if the server supports UID EXPUNGE, but it's
-not done by default on servers that doesn't support that command.")
-
(defvoo nnimap-authenticator nil
"How nnimap authenticate itself to the server.
Possible choices are nil (use default methods) or `anonymous'.")
likely value would be \"text/\" to automatically fetch all
textual parts.")
+(defvoo nnimap-expunge t
+ "If non-nil, expunge articles after deleting them.
+This is always done if the server supports UID EXPUNGE, but it's
+not done by default on servers that doesn't support that command.")
+
+
(defvoo nnimap-connection-alist nil)
(defvoo nnimap-current-infos nil)
"Internal variable with default value for `nnimap-split-download-body'.")
(defstruct nnimap
- group process commands capabilities select-result newlinep)
+ group process commands capabilities select-result newlinep server)
(defvar nnimap-object nil)
(defvar nnimap-mark-alist
- '((read "\\Seen")
- (tick "\\Flagged")
- (reply "\\Answered")
+ '((read "\\Seen" %Seen)
+ (tick "\\Flagged" %Flagged)
+ (reply "\\Answered" %Answered)
(expire "gnus-expire")
(dormant "gnus-dormant")
(score "gnus-score")
(buffer-disable-undo)
(gnus-add-buffer)
(set (make-local-variable 'after-change-functions) nil)
- (set (make-local-variable 'nnimap-object) (make-nnimap))
+ (set (make-local-variable 'nnimap-object)
+ (make-nnimap :server (nnoo-current-server 'nnimap)))
(push (list buffer (current-buffer)) nnimap-connection-alist)
(current-buffer)))
(with-current-buffer (nnimap-buffer)
(erase-buffer)
(let ((group-sequence
- (nnimap-send-command "SELECT %S" (utf7-encode group)))
+ (nnimap-send-command "SELECT %S" (utf7-encode group t)))
(flag-sequence
(nnimap-send-command "UID FETCH 1:* FLAGS")))
(nnimap-wait-for-response flag-sequence)
(setq high (nth 3 (car marks))
low (nth 4 (car marks))))
((re-search-backward "UIDNEXT \\([0-9]+\\)" nil t)
- (setq high (string-to-number (match-string 1))
+ (setq high (1- (string-to-number (match-string 1)))
low 1)))))
(erase-buffer)
(insert
(format
- "211 %d %d %d %S\n"
- (1+ (- high low))
- low high group))))
- t)))
+ "211 %d %d %d %S\n" (1+ (- high low)) low high group)))
+ t))))
+
+(deffoo nnimap-request-create-group (group &optional server args)
+ (when (nnimap-possibly-change-group nil server)
+ (with-current-buffer (nnimap-buffer)
+ (car (nnimap-command "CREATE %S" (utf7-encode group t))))))
(deffoo nnimap-request-delete-group (group &optional force server)
(when (nnimap-possibly-change-group nil server)
(with-current-buffer (nnimap-buffer)
- (car (nnimap-command "DELETE %S" (utf7-encode group))))))
+ (car (nnimap-command "DELETE %S" (utf7-encode group t))))))
+
+(deffoo nnimap-request-expunge-group (group &optional server)
+ (when (nnimap-possibly-change-group group server)
+ (with-current-buffer (nnimap-buffer)
+ (car (nnimap-command "EXPUNGE")))))
(defun nnimap-get-flags (spec)
(let ((articles nil)
(deffoo nnimap-request-move-article (article group server accept-form
&optional last internal-move-group)
- (when (nnimap-possibly-change-group group server)
- ;; If the move is internal (on the same server), just do it the easy
- ;; way.
- (let ((message-id (message-field-value "message-id")))
- (if internal-move-group
- (let ((result
- (with-current-buffer (nnimap-buffer)
- (nnimap-command "UID COPY %d %S"
- article
- (utf7-encode internal-move-group t)))))
- (when (car result)
- (nnimap-delete-article article)
- (cons internal-move-group
- (nnimap-find-article-by-message-id
- internal-move-group message-id))))
- (with-temp-buffer
- (when (nnimap-request-article article group server (current-buffer))
- (let ((result (eval accept-form)))
- (when result
+ (with-temp-buffer
+ (when (nnimap-request-article article group server (current-buffer))
+ ;; If the move is internal (on the same server), just do it the easy
+ ;; way.
+ (let ((message-id (message-field-value "message-id")))
+ (if internal-move-group
+ (let ((result
+ (with-current-buffer (nnimap-buffer)
+ (nnimap-command "UID COPY %d %S"
+ article
+ (utf7-encode internal-move-group t)))))
+ (when (car result)
(nnimap-delete-article article)
- result))))))))
+ (cons internal-move-group
+ (nnimap-find-article-by-message-id
+ internal-move-group message-id))))
+ ;; Move the article to a different method.
+ (let ((result (eval accept-form)))
+ (when result
+ (nnimap-delete-article article)
+ result)))))))
(deffoo nnimap-request-expire-articles (articles group &optional server force)
(cond
+ ((null articles)
+ nil)
((not (nnimap-possibly-change-group group server))
articles)
- (force
+ ((and force
+ (eq nnmail-expiry-target 'delete))
(unless (nnimap-delete-article articles)
(message "Article marked for deletion, but not expunged."))
nil)
(t
- articles)))
+ (let ((deletable-articles
+ (if (or force
+ (eq nnmail-expiry-wait 'immediate))
+ articles
+ (gnus-sorted-intersection
+ articles
+ (nnimap-find-expired-articles group)))))
+ (if (null deletable-articles)
+ articles
+ (if (eq nnmail-expiry-target 'delete)
+ (nnimap-delete-article deletable-articles)
+ (setq deletable-articles
+ (nnimap-process-expiry-targets
+ deletable-articles group server)))
+ ;; Return the articles we didn't delete.
+ (gnus-sorted-complement articles deletable-articles))))))
+
+(defun nnimap-process-expiry-targets (articles group server)
+ (let ((deleted-articles nil))
+ (dolist (article articles)
+ (let ((target nnmail-expiry-target))
+ (with-temp-buffer
+ (when (nnimap-request-article article group server (current-buffer))
+ (message "Expiring article %s:%d" group article)
+ (when (functionp target)
+ (setq target (funcall target group)))
+ (when (and target
+ (not (eq target 'delete)))
+ (if (or (gnus-request-group target t)
+ (gnus-request-create-group target))
+ (nnmail-expiry-target-group target group)
+ (setq target nil)))
+ (when target
+ (push article deleted-articles))))))
+ ;; Change back to the current group again.
+ (nnimap-possibly-change-group group server)
+ (setq deleted-articles (nreverse deleted-articles))
+ (nnimap-delete-article deleted-articles)
+ deleted-articles))
+
+(defun nnimap-find-expired-articles (group)
+ (let ((cutoff (nnmail-expired-article-p group nil nil)))
+ (with-current-buffer (nnimap-buffer)
+ (let ((result
+ (nnimap-command
+ "UID SEARCH SENTBEFORE %s"
+ (format-time-string
+ (format "%%d-%s-%%Y"
+ (upcase
+ (car (rassoc (nth 4 (decode-time cutoff))
+ parse-time-months))))
+ cutoff))))
+ (and (car result)
+ (delete 0 (mapcar #'string-to-number
+ (cdr (assoc "SEARCH" (cdr result))))))))))
+
(defun nnimap-find-article-by-message-id (group message-id)
(when (nnimap-possibly-change-group group nil)
(with-current-buffer (nnimap-buffer)
(nnimap-command "UID STORE %s +FLAGS.SILENT (\\Deleted)"
(nnimap-article-ranges articles))
- (when (member "UIDPLUS" (nnimap-capabilities nnimap-object))
- (nnimap-send-command "UID EXPUNGE %s"
- (nnimap-article-ranges articles))
- t)))
+ (cond
+ ((member "UIDPLUS" (nnimap-capabilities nnimap-object))
+ (nnimap-command "UID EXPUNGE %s"
+ (nnimap-article-ranges articles))
+ t)
+ (nnimap-expunge
+ (nnimap-command "EXPUNGE")
+ t)
+ (t (gnus-message 7 (concat "nnimap: nnimap-expunge is not set and the "
+ "server doesn't support UIDPLUS, so we won't "
+ "delete this article now"))))))
(deffoo nnimap-request-scan (&optional group server)
(when (and (nnimap-possibly-change-group nil server)
- (equal group nnimap-inbox)
nnimap-inbox
nnimap-split-methods)
+ (message "nnimap %s splitting mail..." server)
(nnimap-split-incoming-mail)))
(defun nnimap-marks-to-flags (marks)
sequences responses)
(when groups
(with-current-buffer (nnimap-buffer)
+ (setf (nnimap-group nnimap-object) nil)
(dolist (group groups)
(push (list (nnimap-send-command "EXAMINE %S" (utf7-encode group t))
group)
groups))
;; Then request the data.
(erase-buffer)
+ (setf (nnimap-group nnimap-object) nil)
(dolist (elem groups)
(if (and qresyncp
(nth 2 elem))
(defun nnimap-update-info (info marks)
(when marks
- (destructuring-bind (existing flags high low uidnext start-article) marks
+ (destructuring-bind (existing flags high low uidnext start-article
+ permanent-flags) marks
(let ((group (gnus-info-group info))
(completep (and start-article
(= start-article 1))))
(gnus-set-difference
(gnus-set-difference
existing
- (cdr (assoc "\\Seen" flags)))
- (cdr (assoc "\\Flagged" flags)))))
+ (cdr (assoc '%Seen flags)))
+ (cdr (assoc '%Flagged flags)))))
(read (gnus-range-difference
(cons start-article high) unread)))
(when (> start-article 1)
(push (cons 'active (gnus-active group)) marks)))
(dolist (type (cdr nnimap-mark-alist))
(let ((old-marks (assoc (car type) marks))
- (new-marks (gnus-compress-sequence
- (cdr (assoc (cadr type) flags)))))
+ (new-marks
+ (gnus-compress-sequence
+ (cdr (or (assoc (caddr type) flags) ; %Flagged
+ (assoc (cadr type) flags)))))) ; "\Flagged"
(setq marks (delq old-marks marks))
(pop old-marks)
(when (and old-marks
(push (list group info active) nnimap-current-infos))))
(defun nnimap-flags-to-marks (groups)
- (let (data group totalp uidnext articles start-article mark)
+ (let (data group totalp uidnext articles start-article mark permanent-flags)
(dolist (elem groups)
(setq group (car elem)
- uidnext (cadr elem)
- start-article (caddr elem)
- articles (cdddr elem))
+ uidnext (nth 1 elem)
+ start-article (nth 2 elem)
+ permanent-flags (nth 3 elem)
+ articles (nthcdr 4 elem))
(let ((high (caar articles))
marks low existing)
(dolist (article articles)
(if (not mark)
(push (list flag (car article)) marks)
(setcdr mark (cons (car article) (cdr mark)))))
- (push (list group existing marks high low uidnext start-article)
+ (push (list group existing marks high low uidnext start-article
+ permanent-flags)
data))))
data))
(defun nnimap-parse-flags (sequences)
(goto-char (point-min))
- (let (start end articles groups uidnext elems)
+ ;; Change \Delete etc to %Delete, so that the reader can read it.
+ (subst-char-in-region (point-min) (point-max)
+ ?\\ ?% t)
+ (let (start end articles groups uidnext elems permanent-flags)
(dolist (elem sequences)
(destructuring-bind (group-sequence flag-sequence totalp group) elem
+ (setq start (point))
;; The EXAMINE was successful.
(when (and (search-forward (format "\n%d OK " group-sequence) nil t)
(progn
(forward-line 1)
- (setq start (point))
- (if (re-search-backward "UIDNEXT \\([0-9]+\\)"
- (or end (point-min)) t)
- (setq uidnext (string-to-number (match-string 1)))
- (setq uidnext nil))
- (goto-char start))
+ (setq end (point))
+ (goto-char start)
+ (setq permanent-flags
+ (and (search-forward "PERMANENTFLAGS "
+ (or end (point-min)) t)
+ (read (current-buffer))))
+ (setq uidnext
+ (and (search-forward "UIDNEXT "
+ (or end (point-min)) t)
+ (read (current-buffer))))
+ (goto-char end))
;; The UID FETCH FLAGS was successful.
(search-forward (format "\n%d OK " flag-sequence) nil t))
- (setq end (point))
- (goto-char start)
- (while (re-search-forward "^\\* [0-9]+ FETCH (\\(.*\\))" end t)
- (setq elems (nnimap-parse-line (match-string 1)))
- (push (cons (string-to-number (cadr (member "UID" elems)))
- (cadr (member "FLAGS" elems)))
+ (setq start (point))
+ (goto-char end)
+ (while (search-forward " FETCH " start t)
+ (setq elems (read (current-buffer)))
+ (push (cons (cadr (memq 'UID elems))
+ (cadr (memq 'FLAGS elems)))
articles))
- (push (nconc (list group uidnext totalp) articles) groups)
+ (push (nconc (list group uidnext totalp permanent-flags) articles)
+ groups)
(setq articles nil))))
groups))
(if (equal (caar response) "OK")
(cons t response)
(nnheader-report 'nnimap "%s"
- (mapconcat #'identity (car response) " "))
+ (mapconcat (lambda (a)
+ (format "%s" a))
+ (car response) " "))
nil)))
(defun nnimap-get-response (sequence)
(nnmail-split-incoming (current-buffer)
#'nnimap-save-mail-spec
nil nil
- #'nnimap-dummy-active-number)
+ #'nnimap-dummy-active-number
+ #'nnimap-save-mail-spec)
(when nnimap-incoming-split-list
(let ((specs (nnimap-make-split-specs nnimap-incoming-split-list))
- sequences)
+ sequences junk-articles)
;; Create any groups that doesn't already exist on the
;; server first.
(dolist (spec specs)
- (unless (member (car spec) groups)
+ (when (and (not (member (car spec) groups))
+ (not (eq (car spec) 'junk)))
(nnimap-command "CREATE %S" (utf7-encode (car spec) t))))
;; Then copy over all the messages.
(erase-buffer)
(dolist (spec specs)
(let ((group (car spec))
(ranges (cdr spec)))
- (push (list (nnimap-send-command "UID COPY %s %S"
- (nnimap-article-ranges ranges)
- (utf7-encode group t))
- ranges)
- sequences)))
+ (if (eq group 'junk)
+ (setq junk-articles ranges)
+ (push (list (nnimap-send-command
+ "UID COPY %s %S"
+ (nnimap-article-ranges ranges)
+ (utf7-encode group t))
+ ranges)
+ sequences))))
;; Wait for the last COPY response...
(when sequences
(nnimap-wait-for-response (caar sequences))
;; And then mark the successful copy actions as deleted,
;; and possibly expunge them.
(nnimap-mark-and-expunge-incoming
- (nnimap-parse-copied-articles sequences)))))))))
+ (nnimap-parse-copied-articles sequences))
+ (nnimap-mark-and-expunge-incoming junk-articles))))))))
(defun nnimap-mark-and-expunge-incoming (range)
(when range
(setq range (nnimap-article-ranges range))
- (nnimap-send-command
- "UID STORE %s +FLAGS.SILENT (\\Deleted)" range)
- (cond
- ;; If the server supports it, we now delete the message we have
- ;; just copied over.
- ((member "UIDPLUS" (nnimap-capabilities nnimap-object))
- (nnimap-send-command "UID EXPUNGE %s" range))
- ;; If it doesn't support UID EXPUNGE, then we only expunge if the
- ;; user has configured it.
- (nnimap-expunge-inbox
- (nnimap-send-command "EXPUNGE")))))
+ (let ((sequence
+ (nnimap-send-command
+ "UID STORE %s +FLAGS.SILENT (\\Deleted)" range)))
+ (cond
+ ;; If the server supports it, we now delete the message we have
+ ;; just copied over.
+ ((member "UIDPLUS" (nnimap-capabilities nnimap-object))
+ (setq sequence (nnimap-send-command "UID EXPUNGE %s" range)))
+ ;; If it doesn't support UID EXPUNGE, then we only expunge if the
+ ;; user has configured it.
+ (nnimap-expunge
+ (setq sequence (nnimap-send-command "EXPUNGE"))))
+ (nnimap-wait-for-response sequence))))
(defun nnimap-parse-copied-articles (sequences)
(let (sequence copied range)
(let (new)
(dolist (elem flags)
(when (or (null (cdr elem))
- (and (not (member "\\Deleted" (cdr elem)))
- (not (member "\\Seen" (cdr elem)))))
+ (and (not (memq '%Deleted (cdr elem)))
+ (not (memq '%Seen (cdr elem)))))
(push (car elem) new)))
(gnus-compress-sequence (nreverse new))))
(if (not (re-search-forward "X-nnimap-article: \\([0-9]+\\)" nil t))
(error "Invalid nnimap mail")
(setq article (string-to-number (match-string 1))))
- (push (list article group-art)
+ (push (list article
+ (if (eq group-art 'junk)
+ (list (cons 'junk 1))
+ group-art))
nnimap-incoming-split-list)))
(provide 'nnimap)