(require 'gnus)
(require 'nnoo)
(require 'netrc)
+(require 'utf7)
+(require 'parse-time)
+
+(autoload 'auth-source-forget-user-or-password "auth-source")
+(autoload 'auth-source-user-or-password "auth-source")
(nnoo-declare nnimap)
(defvoo nnimap-stream 'ssl
"How nnimap will talk to the IMAP server.
-Values are `ssl' and `network'.")
+Values are `ssl', `network', `starttls' or `shell'.")
(defvoo nnimap-shell-program (if (boundp 'imap-shell-program)
(if (listp imap-shell-program)
(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-split-methods nil
+ "How mail is split.
+Uses the same syntax as nnmail-split-methods")
+
+(make-obsolete-variable 'nnimap-split-rule "see `nnimap-split-methods'"
+ "Gnus 5.13")
(defvoo nnimap-authenticator nil
"How nnimap authenticate itself to the server.
Possible choices are nil (use default methods) or `anonymous'.")
+(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-streaming t
+ "If non-nil, try to use streaming commands with IMAP servers.
+Switching this off will make nnimap slower, but it helps with
+some servers.")
+
+(defvoo nnimap-connection-alist nil)
+
+(defvoo nnimap-current-infos nil)
+
(defvoo nnimap-fetch-partial-articles nil
- "If non-nil, nnimap will fetch partial articles.
+ "If non-nil, Gnus will fetch partial articles.
If t, nnimap will fetch only the first part. If a string, it
will fetch all parts that have types that match that string. A
likely value would be \"text/\" to automatically fetch all
textual parts.")
-(defvoo nnimap-connection-alist nil)
-
-(defvoo nnimap-current-infos nil)
-
(defvar nnimap-process nil)
(defvar nnimap-status-string "")
(defvar nnimap-split-download-body-default nil
"Internal variable with default value for `nnimap-split-download-body'.")
+(defvar nnimap-keepalive-timer nil)
+(defvar nnimap-process-buffers nil)
+
(defstruct nnimap
- group process commands capabilities select-result newlinep)
+ group process commands capabilities select-result newlinep server
+ last-command-time greeting)
(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")
(download "gnus-download")
(forward "gnus-forward")))
-(defvar nnimap-split-methods nil)
-
(defun nnimap-buffer ()
(nnimap-find-process-buffer nntp-server-buffer))
(erase-buffer)
(when (nnimap-possibly-change-group group server)
(with-current-buffer (nnimap-buffer)
- (nnimap-send-command "SELECT %S" (utf7-encode group t))
(erase-buffer)
(nnimap-wait-for-response
(nnimap-send-command
(nnimap-article-ranges (gnus-compress-sequence articles))
(format "(UID RFC822.SIZE BODYSTRUCTURE %s)"
(format
- (if (member "IMAP4REV1"
- (nnimap-capabilities nnimap-object))
+ (if (nnimap-ver4-p)
"BODY.PEEK[HEADER.FIELDS %s]"
"RFC822.HEADER.LINES %s")
(append '(Subject From Date Message-Id
(nnimap-transform-headers))
(insert-buffer-substring
(nnimap-find-process-buffer (current-buffer))))
- t))
+ 'headers))
(defun nnimap-transform-headers ()
(goto-char (point-min))
- (let (article bytes lines)
+ (let (article bytes lines size string)
(block nil
(while (not (eobp))
(while (not (looking-at "^\\* [0-9]+ FETCH.*UID \\([0-9]+\\)"))
(delete-region (point) (progn (forward-line 1) (point)))
(when (eobp)
(return)))
- (setq article (match-string 1)
- bytes (nnimap-get-length)
+ (setq article (match-string 1))
+ ;; Unfold quoted {number} strings.
+ (while (re-search-forward "[^]] {\\([0-9]+\\)}\r\n"
+ (1+ (line-end-position)) t)
+ (setq size (string-to-number (match-string 1)))
+ (delete-region (+ (match-beginning 0) 2) (point))
+ (setq string (delete-region (point) (+ (point) size)))
+ (insert (format "%S" string)))
+ (setq bytes (nnimap-get-length)
lines nil)
(beginning-of-line)
+ (setq size
+ (and (re-search-forward "RFC822.SIZE \\([0-9]+\\)"
+ (line-end-position)
+ t)
+ (match-string 1)))
+ (beginning-of-line)
(when (search-forward "BODYSTRUCTURE" (line-end-position) t)
- (let ((structure (ignore-errors (read (current-buffer)))))
+ (let ((structure (ignore-errors
+ (read (current-buffer)))))
(while (and (consp structure)
(not (stringp (car structure))))
(setq structure (car structure)))
(delete-region (line-beginning-position) (line-end-position))
(insert (format "211 %s Article retrieved." article))
(forward-line 1)
- (insert (format "Chars: %d\n" bytes))
+ (when size
+ (insert (format "Chars: %s\n" size)))
(when lines
(insert (format "Lines: %s\n" lines)))
(re-search-forward "^\r$")
(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)
+ (push (current-buffer) nnimap-process-buffers)
(current-buffer)))
(defun nnimap-open-shell-stream (name buffer host port)
?s host
?p port)))))
-(defun nnimap-credentials (address ports)
+(defun nnimap-credentials (address ports &optional inhibit-create)
(let (port credentials)
;; Request the credentials from all ports, but only query on the
;; last port if all the previous ones have failed.
(setq port (pop ports)))
(setq credentials
(auth-source-user-or-password
- '("login" "password") address port nil (null ports))))
+ '("login" "password") address port nil
+ (if inhibit-create
+ nil
+ (null ports)))))
credentials))
+(defun nnimap-keepalive ()
+ (let ((now (current-time)))
+ (dolist (buffer nnimap-process-buffers)
+ (when (buffer-name buffer)
+ (with-current-buffer buffer
+ (when (and nnimap-object
+ (nnimap-last-command-time nnimap-object)
+ (> (time-to-seconds
+ (time-subtract
+ now
+ (nnimap-last-command-time nnimap-object)))
+ ;; More than five minutes since the last command.
+ (* 5 60)))
+ (nnimap-send-command "NOOP")))))))
+
(defun nnimap-open-connection (buffer)
- (with-current-buffer (nnimap-make-process-buffer buffer)
- (let* ((coding-system-for-read 'binary)
- (coding-system-for-write 'binary)
- (ports
- (cond
- ((eq nnimap-stream 'network)
- (open-network-stream
- "*nnimap*" (current-buffer) nnimap-address
- (or nnimap-server-port
- (if (netrc-find-service-number "imap")
- "imap"
- "143")))
- '("143" "imap"))
- ((eq nnimap-stream 'shell)
- (nnimap-open-shell-stream
- "*nnimap*" (current-buffer) nnimap-address
- (or nnimap-server-port "imap"))
- '("imap"))
- ((eq nnimap-stream 'ssl)
- (open-tls-stream
- "*nnimap*" (current-buffer) nnimap-address
- (or nnimap-server-port
- (if (netrc-find-service-number "imaps")
- "imaps"
- "993")))
- '("143" "993" "imap" "imaps"))))
- connection-result login-result credentials)
- (setf (nnimap-process nnimap-object)
- (get-buffer-process (current-buffer)))
- (when (and (nnimap-process nnimap-object)
- (memq (process-status (nnimap-process nnimap-object))
- '(open run)))
- (gnus-set-process-query-on-exit-flag (nnimap-process nnimap-object) nil)
- (when (setq connection-result (nnimap-wait-for-connection))
- (unless (equal connection-result "PREAUTH")
- (if (not (setq credentials
- (if (eq nnimap-authenticator 'anonymous)
- (list "anonymous"
- (message-make-address))
- (nnimap-credentials
- nnimap-address
- (if nnimap-server-port
- (cons (format "%s" nnimap-server-port) ports)
- ports)))))
- (setq nnimap-object nil)
- (setq login-result (nnimap-command "LOGIN %S %S"
- (car credentials)
- (cadr credentials)))
- (unless (car login-result)
- (delete-process (nnimap-process nnimap-object))
- (setq nnimap-object nil))))
- (when nnimap-object
+ (unless nnimap-keepalive-timer
+ (setq nnimap-keepalive-timer (run-at-time (* 60 15) (* 60 15)
+ 'nnimap-keepalive)))
+ (block nil
+ (with-current-buffer (nnimap-make-process-buffer buffer)
+ (let* ((coding-system-for-read 'binary)
+ (coding-system-for-write 'binary)
+ (port nil)
+ (ports
+ (cond
+ ((eq nnimap-stream 'network)
+ (open-network-stream
+ "*nnimap*" (current-buffer) nnimap-address
+ (setq port
+ (or nnimap-server-port
+ (if (netrc-find-service-number "imap")
+ "imap"
+ "143"))))
+ '("143" "imap"))
+ ((eq nnimap-stream 'shell)
+ (nnimap-open-shell-stream
+ "*nnimap*" (current-buffer) nnimap-address
+ (setq port (or nnimap-server-port "imap")))
+ '("imap"))
+ ((eq nnimap-stream 'starttls)
+ (starttls-open-stream
+ "*nnimap*" (current-buffer) nnimap-address
+ (setq port (or nnimap-server-port "imap")))
+ '("imap"))
+ ((eq nnimap-stream 'ssl)
+ (open-tls-stream
+ "*nnimap*" (current-buffer) nnimap-address
+ (setq port
+ (or nnimap-server-port
+ (if (netrc-find-service-number "imaps")
+ "imaps"
+ "993"))))
+ '("143" "993" "imap" "imaps"))))
+ connection-result login-result credentials)
+ (setf (nnimap-process nnimap-object)
+ (get-buffer-process (current-buffer)))
+ (if (not (and (nnimap-process nnimap-object)
+ (memq (process-status (nnimap-process nnimap-object))
+ '(open run))))
+ (nnheader-report 'nnimap "Unable to contact %s:%s via %s"
+ nnimap-address port nnimap-stream)
+ (gnus-set-process-query-on-exit-flag (nnimap-process nnimap-object) nil)
+ (if (not (setq connection-result (nnimap-wait-for-connection)))
+ (nnheader-report 'nnimap
+ "%s" (buffer-substring
+ (point) (line-end-position)))
+ ;; Store the greeting (for debugging purposes).
+ (setf (nnimap-greeting nnimap-object)
+ (buffer-substring (line-beginning-position)
+ (line-end-position)))
+ ;; Store the capabilities.
(setf (nnimap-capabilities nnimap-object)
(mapcar
#'upcase
- (or (nnimap-find-parameter "CAPABILITY" (cdr login-result))
- (nnimap-find-parameter
- "CAPABILITY" (cdr (nnimap-command "CAPABILITY"))))))
- (when (member "QRESYNC" (nnimap-capabilities nnimap-object))
- (nnimap-command "ENABLE QRESYNC"))
- t))))))
+ (nnimap-find-parameter
+ "CAPABILITY" (cdr (nnimap-command "CAPABILITY")))))
+ (when (eq nnimap-stream 'starttls)
+ (nnimap-command "STARTTLS")
+ (starttls-negotiate (nnimap-process nnimap-object)))
+ (when nnimap-server-port
+ (push (format "%s" nnimap-server-port) ports))
+ (unless (equal connection-result "PREAUTH")
+ (if (not (setq credentials
+ (if (eq nnimap-authenticator 'anonymous)
+ (list "anonymous"
+ (message-make-address))
+ (or
+ ;; First look for the credentials based
+ ;; on the virtual server name.
+ (nnimap-credentials
+ (nnoo-current-server 'nnimap) ports t)
+ ;; Then look them up based on the
+ ;; physical address.
+ (nnimap-credentials nnimap-address ports)))))
+ (setq nnimap-object nil)
+ (setq login-result (nnimap-command "LOGIN %S %S"
+ (car credentials)
+ (cadr credentials)))
+ (unless (car login-result)
+ ;; If the login failed, then forget the credentials
+ ;; that are now possibly cached.
+ (dolist (host (list (nnoo-current-server 'nnimap)
+ nnimap-address))
+ (dolist (port ports)
+ (dolist (element '("login" "password"))
+ (auth-source-forget-user-or-password
+ element host port))))
+ (delete-process (nnimap-process nnimap-object))
+ (setq nnimap-object nil))))
+ (when nnimap-object
+ (when (member "QRESYNC" (nnimap-capabilities nnimap-object))
+ (nnimap-command "ENABLE QRESYNC"))
+ t)))))))
(defun nnimap-find-parameter (parameter elems)
(let (result)
(deffoo nnimap-request-article (article &optional group server to-buffer)
(with-current-buffer nntp-server-buffer
(let ((result (nnimap-possibly-change-group group server))
- parts)
+ parts structure)
(when (stringp article)
(setq article (nnimap-find-article-by-message-id group article)))
(when (and result
(with-current-buffer (nnimap-buffer)
(erase-buffer)
(when nnimap-fetch-partial-articles
- (if (eq nnimap-fetch-partial-articles t)
- (setq parts '(1))
- (nnimap-command "UID FETCH %d (BODYSTRUCTURE)" article)
- (goto-char (point-min))
- (when (re-search-forward "FETCH.*BODYSTRUCTURE" nil t)
- (let ((structure (ignore-errors (read (current-buffer)))))
- (setq parts (nnimap-find-wanted-parts structure))))))
- (setq result
- (nnimap-command
- (if (member "IMAP4REV1" (nnimap-capabilities nnimap-object))
- "UID FETCH %d BODY.PEEK[]"
- "UID FETCH %d RFC822.PEEK")
- article))
- ;; Check that we really got an article.
- (goto-char (point-min))
- (unless (looking-at "\\* [0-9]+ FETCH")
- (setq result nil)))
- (let ((buffer (nnimap-find-process-buffer (current-buffer))))
- (when (car result)
- (with-current-buffer (or to-buffer nntp-server-buffer)
- (insert-buffer-substring buffer)
- (goto-char (point-min))
- (let ((bytes (nnimap-get-length)))
- (delete-region (line-beginning-position)
- (progn (forward-line 1) (point)))
- (goto-char (+ (point) bytes))
- (delete-region (point) (point-max))
- (nnheader-ms-strip-cr))
- (cons group article))))))))
+ (nnimap-command "UID FETCH %d (BODYSTRUCTURE)" article)
+ (goto-char (point-min))
+ (when (re-search-forward "FETCH.*BODYSTRUCTURE" nil t)
+ (setq structure (ignore-errors (read (current-buffer)))
+ parts (nnimap-find-wanted-parts structure))))
+ (when (if parts
+ (nnimap-get-partial-article article parts structure)
+ (nnimap-get-whole-article article))
+ (let ((buffer (current-buffer)))
+ (with-current-buffer (or to-buffer nntp-server-buffer)
+ (erase-buffer)
+ (insert-buffer-substring buffer)
+ (nnheader-ms-strip-cr)
+ (cons group article)))))))))
+
+(defun nnimap-get-whole-article (article)
+ (let ((result
+ (nnimap-command
+ (if (nnimap-ver4-p)
+ "UID FETCH %d BODY.PEEK[]"
+ "UID FETCH %d RFC822.PEEK")
+ article)))
+ ;; Check that we really got an article.
+ (goto-char (point-min))
+ (unless (re-search-forward "\\* [0-9]+ FETCH" nil t)
+ (setq result nil))
+ (when result
+ ;; Remove any data that may have arrived before the FETCH data.
+ (beginning-of-line)
+ (unless (bobp)
+ (delete-region (point-min) (point)))
+ (let ((bytes (nnimap-get-length)))
+ (delete-region (line-beginning-position)
+ (progn (forward-line 1) (point)))
+ (goto-char (+ (point) bytes))
+ (delete-region (point) (point-max)))
+ t)))
+
+(defun nnimap-ver4-p ()
+ (member "IMAP4REV1" (nnimap-capabilities nnimap-object)))
+
+(defun nnimap-get-partial-article (article parts structure)
+ (let ((result
+ (nnimap-command
+ "UID FETCH %d (%s %s)"
+ article
+ (if (nnimap-ver4-p)
+ "BODY.PEEK[HEADER]"
+ "RFC822.HEADER")
+ (if (nnimap-ver4-p)
+ (mapconcat (lambda (part)
+ (format "BODY.PEEK[%s]" part))
+ parts " ")
+ (mapconcat (lambda (part)
+ (format "RFC822.PEEK[%s]" part))
+ parts " ")))))
+ (when result
+ (nnimap-convert-partial-article structure))))
+
+(defun nnimap-convert-partial-article (structure)
+ ;; First just skip past the headers.
+ (goto-char (point-min))
+ (let ((bytes (nnimap-get-length))
+ id parts)
+ ;; Delete "FETCH" line.
+ (delete-region (line-beginning-position)
+ (progn (forward-line 1) (point)))
+ (goto-char (+ (point) bytes))
+ ;; Collect all the body parts.
+ (while (looking-at ".*BODY\\[\\([.0-9]+\\)\\]")
+ (setq id (match-string 1)
+ bytes (nnimap-get-length))
+ (beginning-of-line)
+ (delete-region (point) (progn (forward-line 1) (point)))
+ (push (list id (buffer-substring (point) (+ (point) bytes)))
+ parts)
+ (delete-region (point) (+ (point) bytes)))
+ ;; Delete trailing junk.
+ (delete-region (point) (point-max))
+ ;; Now insert all the parts again where they fit in the structure.
+ (nnimap-insert-partial-structure structure parts)
+ t))
+
+(defun nnimap-insert-partial-structure (structure parts &optional subp)
+ (let (type boundary)
+ (let ((bstruc structure))
+ (while (consp (car bstruc))
+ (pop bstruc))
+ (setq type (car bstruc))
+ (setq bstruc (car (cdr bstruc)))
+ (when (and (stringp (car bstruc))
+ (string= (downcase (car bstruc)) "boundary"))
+ (setq boundary (cadr bstruc))))
+ (when subp
+ (insert (format "Content-type: multipart/%s; boundary=%S\n\n"
+ (downcase type) boundary)))
+ (while (not (stringp (car structure)))
+ (insert "\n--" boundary "\n")
+ (if (consp (caar structure))
+ (nnimap-insert-partial-structure (pop structure) parts t)
+ (let ((bit (pop structure)))
+ (insert (format "Content-type: %s/%s"
+ (downcase (nth 0 bit))
+ (downcase (nth 1 bit))))
+ (if (member "CHARSET" (nth 2 bit))
+ (insert (format
+ "; charset=%S\n" (cadr (member "CHARSET" (nth 2 bit)))))
+ (insert "\n"))
+ (insert (format "Content-transfer-encoding: %s\n"
+ (nth 5 bit)))
+ (insert "\n")
+ (when (assoc (nth 9 bit) parts)
+ (insert (cadr (assoc (nth 9 bit) parts)))))))
+ (insert "\n--" boundary "--\n")))
(defun nnimap-find-wanted-parts (structure)
(message-flatten-list (nnimap-find-wanted-parts-1 structure "")))
(number-to-string num)
(format "%s.%s" prefix num)))
parts)
- (let ((type (format "%s/%s" (nth 0 sub) (nth 1 sub))))
- (when (string-match nnimap-fetch-partial-articles type)
- (push (if (string= prefix "")
+ (let ((type (format "%s/%s" (nth 0 sub) (nth 1 sub)))
+ (id (if (string= prefix "")
(number-to-string num)
- (format "%s.%s" prefix num))
- parts)))
- (incf num))))
+ (format "%s.%s" prefix num))))
+ (setcar (nthcdr 9 sub) id)
+ (when (if (eq nnimap-fetch-partial-articles t)
+ (equal id "1")
+ (string-match nnimap-fetch-partial-articles type))
+ (push id parts))))
+ (incf num)))
(nreverse parts)))
(deffoo nnimap-request-group (group &optional server dont-check info)
(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)
(when info
(nnimap-update-infos marks (list info)))
(goto-char (point-max))
- (cond
- (marks
- (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))
- low 1)))))
+ (let ((uidnext (nth 5 (car marks))))
+ (setq high (if uidnext
+ (1- uidnext)
+ (nth 3 (car marks)))
+ low (or (nth 4 (car marks)) uidnext)))))
(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
+ (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)
+ (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)
(deffoo nnimap-request-expire-articles (articles group &optional server force)
(cond
+ ((null articles)
+ nil)
((not (nnimap-possibly-change-group group server))
articles)
- (force
- (unless (nnimap-delete-article articles)
+ ((and force
+ (eq nnmail-expiry-target 'delete))
+ (unless (nnimap-delete-article (gnus-compress-sequence 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 (gnus-compress-sequence 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 (gnus-compress-sequence 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)
(when (nnimap-possibly-change-group group server)
(let (sequence)
(with-current-buffer (nnimap-buffer)
+ (erase-buffer)
;; Just send all the STORE commands without waiting for
;; response. If they're successful, they're successful.
(dolist (action actions)
(deffoo nnimap-request-accept-article (group &optional server last)
(when (nnimap-possibly-change-group nil server)
(nnmail-check-syntax)
+ (nnimap-add-cr)
(let ((message (buffer-string))
(message-id (message-field-value "message-id"))
sequence)
"\n"
"\r\n"))
(let ((result (nnimap-get-response sequence)))
- (when result
+ (if (not (car result))
+ (progn
+ (message "%s" (nnheader-get-report-string 'nnimap))
+ nil)
(cons group
(nnimap-find-article-by-message-id group message-id))))))))
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))
(nnimap-send-command "UID FETCH %d:* FLAGS" start)
start
(car elem))
- sequences))))
+ sequences)))
+ ;; Some servers apparently can't have many outstanding
+ ;; commands, so throttle them.
+ (when (and (not nnimap-streaming)
+ (car sequences))
+ (nnimap-wait-for-response (caar sequences))))
sequences))))
(deffoo nnimap-finish-retrieve-group-infos (server infos sequences)
(nnimap-possibly-change-group nil server))
(with-current-buffer (nnimap-buffer)
;; Wait for the final data to trickle in.
- (nnimap-wait-for-response (cadar sequences))
- ;; Now we should have all the data we need, no matter whether
- ;; we're QRESYNCING, fetching all the flags from scratch, or
- ;; just fetching the last 100 flags per group.
- (nnimap-update-infos (nnimap-flags-to-marks
- (nnimap-parse-flags
- (nreverse sequences)))
- infos)
- ;; Finally, just return something resembling an active file in
- ;; the nntp buffer, so that the agent can save the info, too.
- (with-current-buffer nntp-server-buffer
- (erase-buffer)
- (dolist (info infos)
- (let* ((group (gnus-info-group info))
- (active (gnus-active group)))
- (when active
- (insert (format "%S %d %d y\n"
- (gnus-group-real-name group)
- (cdr active)
- (car active))))))))))
+ (when (nnimap-wait-for-response (cadar sequences))
+ ;; Now we should have all the data we need, no matter whether
+ ;; we're QRESYNCING, fetching all the flags from scratch, or
+ ;; just fetching the last 100 flags per group.
+ (nnimap-update-infos (nnimap-flags-to-marks
+ (nnimap-parse-flags
+ (nreverse sequences)))
+ infos)
+ ;; Finally, just return something resembling an active file in
+ ;; the nntp buffer, so that the agent can save the info, too.
+ (with-current-buffer nntp-server-buffer
+ (erase-buffer)
+ (dolist (info infos)
+ (let* ((group (gnus-info-group info))
+ (active (gnus-active group)))
+ (when active
+ (insert (format "%S %d %d y\n"
+ (gnus-group-real-name group)
+ (cdr active)
+ (car active)))))))))))
(defun nnimap-update-infos (flags infos)
(dolist (info infos)
(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))))
+ (when uidnext
+ (setq high (1- uidnext)))
;; First set the active ranges based on high/low.
(if (or completep
(not (gnus-active group)))
(gnus-set-active group
- (if high
- (cons low high)
+ (cond
+ ((and low high)
+ (cons low high))
+ (uidnext
;; No articles in this group.
- (cons (1- uidnext) uidnext)))
- (setcdr (gnus-active group) high))
+ (cons uidnext (1- uidnext)))
+ (start-article
+ (cons start-article (1- start-article)))
+ (t
+ ;; No articles and no uidnext.
+ nil)))
+ (gnus-set-active
+ group
+ (cons (car (gnus-active group))
+ (or high (1- uidnext)))))
+ (when (and (not high)
+ uidnext)
+ (setq high (1- uidnext)))
;; Then update the list of read articles.
(let* ((unread
(gnus-compress-sequence
(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 (intern (cadr type) obarray) flags)
+ (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)
(setq mark (assoc flag marks))
(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)
- data))))
+ (setcdr mark (cons (car article) (cdr mark))))))
+ (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))))
+ (goto-char start)
+ (setq uidnext
+ (and (search-forward "UIDNEXT "
+ (or end (point-min)) t)
+ (read (current-buffer))))
+ (goto-char end)
+ (forward-line -1))
;; 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))
(defun nnimap-command (&rest args)
(erase-buffer)
+ (setf (nnimap-last-command-time nnimap-object) (current-time))
(let* ((sequence (apply #'nnimap-send-command args))
(response (nnimap-get-response sequence)))
(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)
(match-string 1))))
(defun nnimap-wait-for-response (sequence &optional messagep)
- (let ((process (get-buffer-process (current-buffer))))
+ (let ((process (get-buffer-process (current-buffer)))
+ openp)
(goto-char (point-max))
- (while (and (memq (process-status process)
- '(open run))
- (not (re-search-backward (format "^%d .*\n" sequence)
- (max (point-min) (- (point) 500))
- t)))
+ (while (and (setq openp (memq (process-status process)
+ '(open run)))
+ (not (re-search-backward
+ (format "^%d .*\n" sequence)
+ (if nnimap-streaming
+ (max (point-min) (- (point) 500))
+ (point-min))
+ t)))
(when messagep
(message "Read %dKB" (/ (buffer-size) 1000)))
(nnheader-accept-process-output process)
- (goto-char (point-max)))))
+ (goto-char (point-max)))
+ openp))
(defun nnimap-parse-response ()
(let ((lines (split-string (nnimap-last-response-string) "\r\n" t))
(cond
((eql char ?\[)
(split-string (buffer-substring
- (1+ (point)) (1- (search-forward "]")))))
+ (1+ (point))
+ (1- (search-forward "]" (line-end-position) 'move)))))
((eql char ?\()
(split-string (buffer-substring
- (1+ (point)) (1- (search-forward ")")))))
+ (1+ (point))
+ (1- (search-forward ")" (line-end-position) 'move)))))
((eql char ?\")
(forward-char 1)
- (buffer-substring (point) (1- (search-forward "\""))))
+ (buffer-substring
+ (point)
+ (1- (or (search-forward "\"" (line-end-position) 'move)
+ (point)))))
(t
(buffer-substring (point) (if (search-forward " " nil t)
(1- (point))
(nnimap-article-ranges articles)
(format "(UID %s%s)"
(format
- (if (member "IMAP4REV1"
- (nnimap-capabilities nnimap-object))
+ (if (nnimap-ver4-p)
"BODY.PEEK[HEADER] BODY.PEEK"
"RFC822.PEEK"))
(if nnimap-split-download-body-default
(defun nnimap-split-incoming-mail ()
(with-current-buffer (nnimap-buffer)
(let ((nnimap-incoming-split-list nil)
- (nnmail-split-methods nnimap-split-methods)
+ (nnmail-split-methods (if (eq nnimap-split-methods 'default)
+ nnmail-split-methods
+ nnimap-split-methods))
(nnmail-inhibit-default-split-group t)
(groups (nnimap-get-groups))
new-articles)
(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")))))
+ (erase-buffer)
+ (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)