X-Git-Url: http://cgit.sxemacs.org/?a=blobdiff_plain;f=lisp%2Fnnimap.el;h=3277a7f5694c45dd64dc26c3ea6985e2249ed41b;hb=4701091fb20fe41f824040bd0ce4513a58b00468;hp=8184d68c3772982f648b7a49f85ec1a1f764b1a8;hpb=dce57d2a474d5bf59a223e4650496204c5412588;p=gnus diff --git a/lisp/nnimap.el b/lisp/nnimap.el index 8184d68c3..3277a7f56 100644 --- a/lisp/nnimap.el +++ b/lisp/nnimap.el @@ -1,6 +1,6 @@ ;;; nnimap.el --- IMAP interface for Gnus -;; Copyright (C) 2010-2011 Free Software Foundation, Inc. +;; Copyright (C) 2010-2012 Free Software Foundation, Inc. ;; Author: Lars Magne Ingebrigtsen ;; Simon Josefsson @@ -31,7 +31,11 @@ (unless (fboundp 'declare-function) (defmacro declare-function (&rest r)))) (eval-and-compile - (require 'nnheader)) + (require 'nnheader) + ;; In Emacs 24, `open-protocol-stream' is an autoloaded alias for + ;; `make-network-stream'. + (unless (fboundp 'open-protocol-stream) + (require 'proto-stream))) (eval-when-compile (require 'cl)) @@ -45,7 +49,6 @@ (require 'tls) (require 'parse-time) (require 'nnmail) -(require 'proto-stream) (autoload 'auth-source-forget+ "auth-source") (autoload 'auth-source-search "auth-source") @@ -55,16 +58,21 @@ (defvoo nnimap-address nil "The address of the IMAP server.") +(defvoo nnimap-user nil + "Username to use for authentication to the IMAP server.") + (defvoo nnimap-server-port nil "The IMAP port used. If nnimap-stream is `ssl', this will default to `imaps'. If not, it will default to `imap'.") (defvoo nnimap-stream 'undecided - "How nnimap will talk to the IMAP server. -Values are `ssl', `network', `network-only, `starttls' or -`shell'. The default is to try `ssl' first, and then -`network'.") + "How nnimap talks to the IMAP server. +The value should be either `undecided', `ssl' or `tls', +`network', `starttls', `plain', or `shell'. + +If the value is `undecided', nnimap tries `ssl' first, then falls +back on `network'.") (defvoo nnimap-shell-program (if (boundp 'imap-shell-program) (if (listp imap-shell-program) @@ -74,7 +82,8 @@ Values are `ssl', `network', `network-only, `starttls' or (defvoo nnimap-inbox nil "The mail box where incoming mail arrives and should be split out of. -For example, \"INBOX\".") +This can be a string or a list of strings +For example, \"INBOX\" or (\"INBOX\" \"SENT\").") (defvoo nnimap-split-methods nil "How mail is split. @@ -109,11 +118,21 @@ some servers.") (defvoo nnimap-fetch-partial-articles nil "If non-nil, Gnus will fetch partial articles. -If t, nnimap will fetch only the first part. If a string, it +If t, Gnus 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.") +(defgroup nnimap nil + "IMAP for Gnus." + :group 'gnus) + +(defcustom nnimap-request-articles-find-limit nil + "Limit the number of articles to look for after moving an article." + :type 'integer + :version "24.3" + :group 'nnimap) + (defvar nnimap-process nil) (defvar nnimap-status-string "") @@ -126,7 +145,7 @@ textual parts.") (defstruct nnimap group process commands capabilities select-result newlinep server - last-command-time greeting examined stream-type) + last-command-time greeting examined stream-type initial-resync) (defvar nnimap-object nil) @@ -160,9 +179,11 @@ textual parts.") nnmail-extra-headers)))) (deffoo nnimap-retrieve-headers (articles &optional group server fetch-old) + (when group + (setq group (nnimap-decode-gnus-group group))) (with-current-buffer nntp-server-buffer (erase-buffer) - (when (nnimap-possibly-change-group group server) + (when (nnimap-change-group group server) (with-current-buffer (nnimap-buffer) (erase-buffer) (nnimap-wait-for-response @@ -179,25 +200,35 @@ textual parts.") (defun nnimap-transform-headers () (goto-char (point-min)) - (let (article bytes lines size string) + (let (article lines size string) (block nil (while (not (eobp)) - (while (not (looking-at "^\\* [0-9]+ FETCH.*UID \\([0-9]+\\)")) + (while (not (looking-at "\\* [0-9]+ FETCH")) (delete-region (point) (progn (forward-line 1) (point))) (when (eobp) (return))) - (setq article (match-string 1)) + (goto-char (match-end 0)) ;; Unfold quoted {number} strings. - (while (re-search-forward "[^]][ (]{\\([0-9]+\\)}\r?\n" - (1+ (line-end-position)) t) + (while (re-search-forward + "[^]][ (]{\\([0-9]+\\)}\r?\n" + (save-excursion + ;; Start of the header section. + (or (re-search-forward "] {[0-9]+}\r?\n" nil t) + ;; Start of the next FETCH. + (re-search-forward "\\* [0-9]+ FETCH" nil t) + (point-max))) + t) (setq size (string-to-number (match-string 1))) (delete-region (+ (match-beginning 0) 2) (point)) (setq string (buffer-substring (point) (+ (point) size))) (delete-region (point) (+ (point) size)) - (insert (format "%S" string))) - (setq bytes (nnimap-get-length) - lines nil) + (insert (format "%S" (mm-subst-char-in-string ?\n ?\s string)))) (beginning-of-line) + (setq article + (and (re-search-forward "UID \\([0-9]+\\)" (line-end-position) + t) + (match-string 1))) + (setq lines nil) (setq size (and (re-search-forward "RFC822.SIZE \\([0-9]+\\)" (line-end-position) @@ -208,9 +239,14 @@ textual parts.") (let ((structure (ignore-errors (read (current-buffer))))) (while (and (consp structure) - (not (stringp (car structure)))) + (not (atom (car structure)))) (setq structure (car structure))) - (setq lines (nth 7 structure)))) + (setq lines (if (and + (stringp (car structure)) + (equal (upcase (nth 0 structure)) "MESSAGE") + (equal (upcase (nth 1 structure)) "RFC822")) + (nth 9 structure) + (nth 7 structure))))) (delete-region (line-beginning-position) (line-end-position)) (insert (format "211 %s Article retrieved." article)) (forward-line 1) @@ -254,18 +290,20 @@ textual parts.") result)) (mapconcat #'identity (nreverse result) ","))))) -(deffoo nnimap-open-server (server &optional defs) +(deffoo nnimap-open-server (server &optional defs no-reconnect) (if (nnimap-server-opened server) t (unless (assq 'nnimap-address defs) (setq defs (append defs (list (list 'nnimap-address server))))) (nnoo-change-server 'nnimap server defs) - (or (nnimap-find-connection nntp-server-buffer) - (nnimap-open-connection nntp-server-buffer)))) + (if no-reconnect + (nnimap-find-connection nntp-server-buffer) + (or (nnimap-find-connection nntp-server-buffer) + (nnimap-open-connection nntp-server-buffer))))) (defun nnimap-make-process-buffer (buffer) (with-current-buffer - (generate-new-buffer (format "*nnimap %s %s %s*" + (generate-new-buffer (format " *nnimap %s %s %s*" nnimap-address nnimap-server-port (gnus-buffer-exists-p buffer))) (mm-disable-multibyte) @@ -273,18 +311,20 @@ textual parts.") (gnus-add-buffer) (set (make-local-variable 'after-change-functions) nil) (set (make-local-variable 'nnimap-object) - (make-nnimap :server (nnoo-current-server 'nnimap))) + (make-nnimap :server (nnoo-current-server 'nnimap) + :initial-resync 0)) (push (list buffer (current-buffer)) nnimap-connection-alist) (push (current-buffer) nnimap-process-buffers) (current-buffer))) -(defun nnimap-credentials (address ports) +(defun nnimap-credentials (address ports user) (let* ((auth-source-creation-prompts '((user . "IMAP user at %h: ") (secret . "IMAP password for %u@%h: "))) (found (nth 0 (auth-source-search :max 1 :host address :port ports + :user user :require '(:user :secret) :create t)))) (if found @@ -329,6 +369,11 @@ textual parts.") nil stream))) +(defun nnimap-map-port (port) + (if (equal port "imaps") + "993" + port)) + (defun nnimap-open-connection-1 (buffer) (unless nnimap-keepalive-timer (setq nnimap-keepalive-timer (run-at-time (* 60 15) (* 60 15) @@ -336,11 +381,9 @@ textual parts.") (with-current-buffer (nnimap-make-process-buffer buffer) (let* ((coding-system-for-read 'binary) (coding-system-for-write 'binary) - (port nil) (ports (cond - ((or (eq nnimap-stream 'network) - (eq nnimap-stream 'starttls)) + ((memq nnimap-stream '(network plain starttls)) (nnheader-message 7 "Opening connection to %s..." nnimap-address) '("imap" "143")) @@ -354,27 +397,44 @@ textual parts.") '("imaps" "imap" "993" "143")) (t (error "Unknown stream type: %s" nnimap-stream)))) - (proto-stream-always-use-starttls t) login-result credentials) (when nnimap-server-port (push nnimap-server-port ports)) - (destructuring-bind (stream greeting capabilities stream-type) - (open-protocol-stream - "*nnimap*" (current-buffer) nnimap-address (car ports) - :type nnimap-stream - :shell-command nnimap-shell-program - :capability-command "1 CAPABILITY\r\n" - :success " OK " - :starttls-function - (lambda (capabilities) - (when (gnus-string-match-p "STARTTLS" capabilities) - "1 STARTTLS\r\n"))) + (let* ((stream-list + (open-protocol-stream + "*nnimap*" (current-buffer) nnimap-address + (nnimap-map-port (car ports)) + :type nnimap-stream + :return-list t + :shell-command nnimap-shell-program + :capability-command "1 CAPABILITY\r\n" + :end-of-command "\r\n" + :success " OK " + :starttls-function + (lambda (capabilities) + (when (gnus-string-match-p "STARTTLS" capabilities) + "1 STARTTLS\r\n")))) + (stream (car stream-list)) + (props (cdr stream-list)) + (greeting (plist-get props :greeting)) + (capabilities (plist-get props :capabilities)) + (stream-type (plist-get props :type))) + (when (and stream (not (memq (process-status stream) '(open run)))) + (setq stream nil)) + + (when (and (fboundp 'set-network-process-option) ;; Not in XEmacs. + (fboundp 'process-type) ;; Emacs 22 doesn't provide it. + (eq (process-type stream) 'network)) + ;; Use TCP-keepalive so that connections that pass through a NAT + ;; router don't hang when left idle. + (set-network-process-option stream :keepalive t)) + (setf (nnimap-process nnimap-object) stream) (setf (nnimap-stream-type nnimap-object) stream-type) (if (not stream) (progn (nnheader-report 'nnimap "Unable to contact %s:%s via %s" - nnimap-address port nnimap-stream) + nnimap-address (car ports) nnimap-stream) 'no-connect) (gnus-set-process-query-on-exit-flag stream nil) (if (not (gnus-string-match-p "[*.] \\(OK\\|PREAUTH\\)" greeting)) @@ -396,17 +456,25 @@ textual parts.") (list nnimap-address (nnoo-current-server 'nnimap))) - ports)))) + ports + nnimap-user)))) (setq nnimap-object nil) (let ((nnimap-inhibit-logging t)) (setq login-result (nnimap-login (car credentials) (cadr credentials)))) (if (car login-result) - ;; save the credentials if a save function exists - ;; (such a function will only be passed if a new - ;; token was created) - (when (functionp (nth 2 credentials)) - (funcall (nth 2 credentials))) + (progn + ;; Save the credentials if a save function exists + ;; (such a function will only be passed if a new + ;; token was created). + (when (functionp (nth 2 credentials)) + (funcall (nth 2 credentials))) + ;; See if CAPABILITY is set as part of login + ;; response. + (dolist (response (cddr login-result)) + (when (string= "CAPABILITY" (upcase (car response))) + (setf (nnimap-capabilities nnimap-object) + (mapcar #'upcase (cdr response)))))) ;; If the login failed, then forget the credentials ;; that are now possibly cached. (dolist (host (list (nnoo-current-server 'nnimap) @@ -418,6 +486,8 @@ textual parts.") (when nnimap-object (when (nnimap-capability "QRESYNC") (nnimap-command "ENABLE QRESYNC")) + (nnheader-message 7 "Opening connection to %s...done" + nnimap-address) (nnimap-process nnimap-object)))))))) (autoload 'rfc2104-hash "rfc2104") @@ -495,11 +565,13 @@ textual parts.") nnimap-status-string) (deffoo nnimap-request-article (article &optional group server to-buffer) + (when group + (setq group (nnimap-decode-gnus-group group))) (with-current-buffer nntp-server-buffer - (let ((result (nnimap-possibly-change-group group server)) + (let ((result (nnimap-change-group group server)) parts structure) (when (stringp article) - (setq article (nnimap-find-article-by-message-id group article))) + (setq article (nnimap-find-article-by-message-id group server article))) (when (and result article) (erase-buffer) @@ -521,16 +593,17 @@ textual parts.") (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))))))))) + (nnheader-insert-buffer-substring buffer) + (nnheader-ms-strip-cr))) + (cons group article))))))) (deffoo nnimap-request-head (article &optional group server to-buffer) - (when (nnimap-possibly-change-group group server) + (when group + (setq group (nnimap-decode-gnus-group group))) + (when (nnimap-change-group group server) (with-current-buffer (nnimap-buffer) (when (stringp article) - (setq article (nnimap-find-article-by-message-id group article))) + (setq article (nnimap-find-article-by-message-id group server article))) (if (null article) nil (nnimap-get-whole-article @@ -633,12 +706,13 @@ textual parts.") (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 "Content-type: %s/%s" + (downcase (nth 0 bit)) + (downcase (nth 1 bit)))) + (if (member-ignore-case "CHARSET" (nth 2 bit)) (insert (format - "; charset=%S\n" (cadr (member "CHARSET" (nth 2 bit))))) + "; charset=%S\n" + (cadr (member-ignore-case "CHARSET" (nth 2 bit))))) (insert "\n")) (insert (format "Content-transfer-encoding: %s\n" (nth 5 bit))) @@ -673,8 +747,12 @@ textual parts.") (incf num))) (nreverse parts))) +(defun nnimap-decode-gnus-group (group) + (decode-coding-string group 'utf-8)) + (deffoo nnimap-request-group (group &optional server dont-check info) - (let ((result (nnimap-possibly-change-group + (setq group (nnimap-decode-gnus-group group)) + (let ((result (nnimap-change-group ;; Don't SELECT the group if we're going to select it ;; later, anyway. (if (and (not dont-check) @@ -723,17 +801,20 @@ textual parts.") t)))) (deffoo nnimap-request-create-group (group &optional server args) - (when (nnimap-possibly-change-group nil server) + (setq group (nnimap-decode-gnus-group group)) + (when (nnimap-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) + (setq group (nnimap-decode-gnus-group group)) + (when (nnimap-change-group nil server) (with-current-buffer (nnimap-buffer) (car (nnimap-command "DELETE %S" (utf7-encode group t)))))) (deffoo nnimap-request-rename-group (group new-name &optional server) - (when (nnimap-possibly-change-group nil server) + (setq group (nnimap-decode-gnus-group group)) + (when (nnimap-change-group nil server) (with-current-buffer (nnimap-buffer) (nnimap-unselect-group) (car (nnimap-command "RENAME %S %S" @@ -747,7 +828,8 @@ textual parts.") (nnimap-command "EXAMINE DOES.NOT.EXIST")) (deffoo nnimap-request-expunge-group (group &optional server) - (when (nnimap-possibly-change-group group server) + (setq group (nnimap-decode-gnus-group group)) + (when (nnimap-change-group group server) (with-current-buffer (nnimap-buffer) (car (nnimap-command "EXPUNGE"))))) @@ -774,6 +856,9 @@ textual parts.") (deffoo nnimap-request-move-article (article group server accept-form &optional last internal-move-group) + (setq group (nnimap-decode-gnus-group group)) + (when internal-move-group + (setq internal-move-group (nnimap-decode-gnus-group internal-move-group))) (with-temp-buffer (mm-disable-multibyte) (when (funcall (if internal-move-group @@ -794,18 +879,21 @@ textual parts.") (cons internal-move-group (or (nnimap-find-uid-response "COPYUID" (cadr result)) (nnimap-find-article-by-message-id - internal-move-group message-id))))) + internal-move-group server message-id + nnimap-request-articles-find-limit))))) ;; Move the article to a different method. (let ((result (eval accept-form))) (when result + (nnimap-change-group group server) (nnimap-delete-article article) result))))))) (deffoo nnimap-request-expire-articles (articles group &optional server force) + (setq group (nnimap-decode-gnus-group group)) (cond ((null articles) nil) - ((not (nnimap-possibly-change-group group server)) + ((not (nnimap-change-group group server)) articles) ((and force (eq nnmail-expiry-target 'delete)) @@ -842,7 +930,7 @@ textual parts.") (gnus-server-equal (gnus-group-method nnmail-expiry-target) (gnus-server-to-method (format "nnimap:%s" server)))) - (and (nnimap-possibly-change-group group server) + (and (nnimap-change-group group server) (with-current-buffer (nnimap-buffer) (nnheader-message 7 "Expiring articles from %s: %s" group articles) (nnimap-command @@ -857,19 +945,22 @@ textual parts.") (with-temp-buffer (mm-disable-multibyte) (when (nnimap-request-article article group server (current-buffer)) - (nnheader-message 7 "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))) + (if (and target + (not (eq target 'delete))) + (if (or (gnus-request-group target t) + (gnus-request-create-group target)) + (progn + (nnmail-expiry-target-group target group) + (nnheader-message 7 "Expiring article %s:%d to %s" + group article target)) + (setq target nil)) + (nnheader-message 7 "Expiring article %s:%d" group article)) (when target (push article deleted-articles)))))))) ;; Change back to the current group again. - (nnimap-possibly-change-group group server) + (nnimap-change-group group server) (setq deleted-articles (nreverse deleted-articles)) (nnimap-delete-article (gnus-compress-sequence deleted-articles)) deleted-articles)) @@ -891,23 +982,37 @@ textual parts.") (cdr (assoc "SEARCH" (cdr result)))))))))) -(defun nnimap-find-article-by-message-id (group message-id) +(defun nnimap-find-article-by-message-id (group server message-id + &optional limit) + "Search for message with MESSAGE-ID in GROUP from SERVER. +If LIMIT, first try to limit the search to the N last articles." (with-current-buffer (nnimap-buffer) (erase-buffer) - (unless (equal group (nnimap-group nnimap-object)) - (setf (nnimap-group nnimap-object) nil) - (setf (nnimap-examined nnimap-object) group) - (nnimap-send-command "EXAMINE %S" (utf7-encode group t))) - (let ((sequence - (nnimap-send-command "UID SEARCH HEADER Message-Id %S" message-id)) - article result) - (setq result (nnimap-wait-for-response sequence)) - (when (and result - (car (setq result (nnimap-parse-response)))) - ;; Select the last instance of the message in the group. - (and (setq article - (car (last (assoc "SEARCH" (cdr result))))) - (string-to-number article)))))) + (let* ((change-group-result (nnimap-change-group group server nil t)) + (number-of-article + (and (listp change-group-result) + (catch 'found + (dolist (result (cdr change-group-result)) + (when (equal "EXISTS" (cadr result)) + (throw 'found (car result))))))) + (sequence + (nnimap-send-command + "UID SEARCH%s HEADER Message-Id %S" + (if (and limit number-of-article) + ;; The -1 is because IMAP message + ;; numbers are one-based rather than + ;; zero-based. + (format " %s:*" (- (string-to-number number-of-article) + limit -1)) + "") + message-id))) + (when (nnimap-wait-for-response sequence) + (let ((article (car (last (cdr (assoc "SEARCH" + (nnimap-parse-response))))))) + (if article + (string-to-number article) + (when (and limit number-of-article) + (nnimap-find-article-by-message-id group server message-id)))))))) (defun nnimap-delete-article (articles) (with-current-buffer (nnimap-buffer) @@ -926,11 +1031,17 @@ textual parts.") "delete this article now")))))) (deffoo nnimap-request-scan (&optional group server) - (when (and (nnimap-possibly-change-group nil server) + (when group + (setq group (nnimap-decode-gnus-group group))) + (when (and (nnimap-change-group nil server) nnimap-inbox nnimap-split-methods) (nnheader-message 7 "nnimap %s splitting mail..." server) - (nnimap-split-incoming-mail))) + (if (listp nnimap-inbox) + (dolist (nnimap-inbox nnimap-inbox) + (nnimap-split-incoming-mail)) + (nnimap-split-incoming-mail)) + (nnheader-message 7 "nnimap %s splitting mail...done" server))) (defun nnimap-marks-to-flags (marks) (let (flags flag) @@ -940,7 +1051,8 @@ textual parts.") flags)) (deffoo nnimap-request-update-group-status (group status &optional server) - (when (nnimap-possibly-change-group nil server) + (setq group (nnimap-decode-gnus-group group)) + (when (nnimap-change-group nil server) (let ((command (assoc status '((subscribe "SUBSCRIBE") @@ -950,7 +1062,8 @@ textual parts.") (nnimap-command "%s %S" (cadr command) (utf7-encode group t))))))) (deffoo nnimap-request-set-mark (group actions &optional server) - (when (nnimap-possibly-change-group group server) + (setq group (nnimap-decode-gnus-group group)) + (when (nnimap-change-group group server) (let (sequence) (with-current-buffer (nnimap-buffer) (erase-buffer) @@ -969,12 +1082,13 @@ textual parts.") ((eq action 'set) "")) (mapconcat #'identity flags " "))))))) ;; Wait for the last command to complete to avoid later - ;; syncronisation problems with the stream. + ;; synchronization problems with the stream. (when sequence (nnimap-wait-for-response sequence)))))) (deffoo nnimap-request-accept-article (group &optional server last) - (when (nnimap-possibly-change-group nil server) + (setq group (nnimap-decode-gnus-group group)) + (when (nnimap-change-group nil server) (nnmail-check-syntax) (let ((message-id (message-field-value "message-id")) sequence message) @@ -1006,7 +1120,8 @@ textual parts.") (cons group (or (nnimap-find-uid-response "APPENDUID" (car result)) (nnimap-find-article-by-message-id - group message-id)))))))))) + group server message-id + nnimap-request-articles-find-limit)))))))))) (defun nnimap-process-quirk (greeting-match type data) (when (and (nnimap-greeting nnimap-object) @@ -1050,8 +1165,9 @@ textual parts.") result)) (deffoo nnimap-request-replace-article (article group buffer) + (setq group (nnimap-decode-gnus-group group)) (let (group-art) - (when (and (nnimap-possibly-change-group group nil) + (when (and (nnimap-change-group group) ;; Put the article into the group. (with-current-buffer buffer (setq group-art @@ -1080,14 +1196,23 @@ textual parts.") (separator (read (current-buffer))) (group (read (current-buffer)))) (unless (member '%NoSelect flags) - (push (if (stringp group) - group - (format "%s" group)) + (push (utf7-decode (if (stringp group) + group + (format "%s" group)) t) groups)))) (nreverse groups))) +(defun nnimap-get-responses (sequences) + (let (responses) + (dolist (sequence sequences) + (goto-char (point-min)) + (when (re-search-forward (format "^%d " sequence) nil t) + (push (list sequence (nnimap-parse-response)) + responses))) + responses)) + (deffoo nnimap-request-list (&optional server) - (when (nnimap-possibly-change-group nil server) + (when (nnimap-change-group nil server) (with-current-buffer nntp-server-buffer (erase-buffer) (let ((groups @@ -1109,7 +1234,8 @@ textual parts.") (dolist (response responses) (let* ((sequence (car response)) (response (cadr response)) - (group (cadr (assoc sequence sequences)))) + (group (cadr (assoc sequence sequences))) + (egroup (encode-coding-string group 'utf-8))) (when (and group (equal (caar response) "OK")) (let ((uidnext (nnimap-find-parameter "UIDNEXT" response)) @@ -1121,49 +1247,54 @@ textual parts.") (setq highest (1- (string-to-number (car uidnext))))) (cond ((null highest) - (insert (format "%S 0 1 y\n" (utf7-decode group t)))) + (insert (format "%S 0 1 y\n" egroup))) ((zerop exists) ;; Empty group. - (insert (format "%S %d %d y\n" - (utf7-decode group t) + (insert (format "%S %d %d y\n" egroup highest (1+ highest)))) (t ;; Return the widest possible range. - (insert (format "%S %d 1 y\n" (utf7-decode group t) + (insert (format "%S %d 1 y\n" egroup (or highest exists))))))))) t))))) (deffoo nnimap-request-newgroups (date &optional server) - (when (nnimap-possibly-change-group nil server) + (when (nnimap-change-group nil server) (with-current-buffer nntp-server-buffer (erase-buffer) (dolist (group (with-current-buffer (nnimap-buffer) (nnimap-get-groups))) (unless (assoc group nnimap-current-infos) ;; Insert dummy numbers here -- they don't matter. - (insert (format "%S 0 1 y\n" group)))) + (insert (format "%S 0 1 y\n" (encode-coding-string group 'utf-8))))) t))) (deffoo nnimap-retrieve-group-data-early (server infos) - (when (nnimap-possibly-change-group nil server) + (when (and (nnimap-change-group nil server) + infos) (with-current-buffer (nnimap-buffer) (erase-buffer) (setf (nnimap-group nnimap-object) nil) + (setf (nnimap-initial-resync nnimap-object) 0) (let ((qresyncp (nnimap-capability "QRESYNC")) - params groups sequences active uidvalidity modseq group) + params groups sequences active uidvalidity modseq group + unexist) ;; Go through the infos and gather the data needed to know ;; what and how to request the data. (dolist (info infos) (setq params (gnus-info-params info) - group (gnus-group-real-name (gnus-info-group info)) + group (nnimap-decode-gnus-group + (gnus-group-real-name (gnus-info-group info))) active (cdr (assq 'active params)) + unexist (assq 'unexist (gnus-info-marks info)) uidvalidity (cdr (assq 'uidvalidity params)) modseq (cdr (assq 'modseq params))) (setf (nnimap-examined nnimap-object) group) (if (and qresyncp uidvalidity active - modseq) + modseq + unexist) (push (list (nnimap-send-command "EXAMINE %S (%s (%s %s))" (utf7-encode group t) @@ -1172,12 +1303,7 @@ textual parts.") 'qresync nil group 'qresync) sequences) - (let ((start - (if (and active uidvalidity) - ;; Fetch the last 100 flags. - (max 1 (- (cdr active) 100)) - 1)) - (command + (let ((command (if uidvalidity "EXAMINE" ;; If we don't have a UIDVALIDITY, then this is @@ -1185,7 +1311,13 @@ textual parts.") ;; have to do a SELECT (which is slower than an ;; examine), but will tell us whether the group ;; is read-only or not. - "SELECT"))) + "SELECT")) + start) + (if (and active uidvalidity unexist) + ;; Fetch the last 100 flags. + (setq start (max 1 (- (cdr active) 100))) + (incf (nnimap-initial-resync nnimap-object)) + (setq start 1)) (push (list (nnimap-send-command "%s %S" command (utf7-encode group t)) (nnimap-send-command "UID FETCH %d:* FLAGS" start) @@ -1204,7 +1336,11 @@ textual parts.") (deffoo nnimap-finish-retrieve-group-infos (server infos sequences) (when (and sequences - (nnimap-possibly-change-group nil server)) + (nnimap-change-group nil server t) + ;; Check that the process is still alive. + (get-buffer-process (nnimap-buffer)) + (memq (process-status (get-buffer-process (nnimap-buffer))) + '(open run))) (with-current-buffer (nnimap-buffer) ;; Wait for the final data to trickle in. (when (nnimap-wait-for-response (if (eq (cadar sequences) 'qresync) @@ -1227,13 +1363,15 @@ textual parts.") (active (gnus-active group))) (when active (insert (format "%S %d %d y\n" - (gnus-group-real-name group) + (decode-coding-string + (gnus-group-real-name group) 'utf-8) (cdr active) (car active))))))))))) (defun nnimap-update-infos (flags infos) (dolist (info infos) - (let* ((group (gnus-group-real-name (gnus-info-group info))) + (let* ((group (nnimap-decode-gnus-group + (gnus-group-real-name (gnus-info-group info)))) (marks (cdr (assoc group flags)))) (when marks (nnimap-update-info info marks))))) @@ -1257,7 +1395,8 @@ textual parts.") (cdr (assq 'uidvalidity (gnus-info-params info))))) (and old-uidvalidity (not (equal old-uidvalidity uidvalidity)) - (> start-article 1))) + (or (not start-article) + (> start-article 1)))) (gnus-group-remove-parameter info 'uidvalidity) (gnus-group-remove-parameter info 'modseq)) ;; We have the data needed to update. @@ -1354,6 +1493,25 @@ textual parts.") (setq new-marks (gnus-range-nconcat old-marks new-marks))) (when new-marks (push (cons (car type) new-marks) marks))))) + ;; Keep track of non-existing articles. + (let* ((old-unexists (assq 'unexist marks)) + (active (gnus-active group)) + (unexists + (if completep + (gnus-range-difference + active + (gnus-compress-sequence existing)) + (gnus-add-to-range + (cdr old-unexists) + (gnus-list-range-difference + existing (gnus-active group)))))) + (when (> (car active) 1) + (setq unexists (gnus-range-add + (cons 1 (1- (car active))) + unexists))) + (if old-unexists + (setcdr old-unexists unexists) + (push (cons 'unexist unexists) marks))) (gnus-info-set-marks info marks t)))) ;; Tell Gnus whether there are any \Recent messages in any of ;; the groups. @@ -1397,6 +1555,14 @@ textual parts.") (gnus-sorted-complement existing new-marks)))) (when ticks (push (cons (car type) ticks) marks))) + (gnus-info-set-marks info marks t)) + ;; Add vanished to the list of unexisting articles. + (when vanished + (let* ((old-unexists (assq 'unexist marks)) + (unexists (gnus-range-add (cdr old-unexists) vanished))) + (if old-unexists + (setcdr old-unexists unexists) + (push (cons 'unexist unexists) marks))) (gnus-info-set-marks info marks t)))) (defun nnimap-imap-ranges-to-gnus-ranges (irange) @@ -1449,7 +1615,8 @@ textual parts.") (defun nnimap-parse-flags (sequences) (goto-char (point-min)) - ;; Change \Delete etc to %Delete, so that the reader can read it. + ;; Change \Delete etc to %Delete, so that the Emacs Lisp reader can + ;; read it. (subst-char-in-region (point-min) (point-max) ?\\ ?% t) ;; Remove any MODSEQ entries in the buffer, because they may contain @@ -1491,7 +1658,7 @@ textual parts.") (goto-char start) (setq vanished (and (eq flag-sequence 'qresync) - (re-search-forward "^\\* VANISHED .* \\([0-9:,]+\\)" + (re-search-forward "^\\* VANISHED .*? \\([0-9:,]+\\)" (or end (point-min)) t) (match-string 1))) (goto-char start) @@ -1520,7 +1687,9 @@ textual parts.") vanished highestmodseq) articles) groups) - (goto-char end) + (if (eq flag-sequence 'qresync) + (goto-char end) + (setq end (point))) (setq articles nil)))) groups)) @@ -1531,35 +1700,40 @@ textual parts.") (setq nnimap-status-string "Read-only server") nil) +(defvar gnus-refer-thread-use-nnir) ;; gnus-sum.el (declare-function gnus-fetch-headers "gnus-sum" (articles &optional limit force-new dependencies)) -(deffoo nnimap-request-thread (header) - (let* ((id (mail-header-id header)) - (refs (split-string - (or (mail-header-references header) - ""))) - (cmd (let ((value - (format - "(OR HEADER REFERENCES %s HEADER Message-Id %s)" - id id))) - (dolist (refid refs value) - (setq value (format - "(OR (OR HEADER Message-Id %s HEADER REFERENCES %s) %s)" - refid refid value))))) - (result (with-current-buffer (nnimap-buffer) - (nnimap-command "UID SEARCH %s" cmd)))) - (when result - (gnus-fetch-headers - (and (car result) (delete 0 (mapcar #'string-to-number - (cdr (assoc "SEARCH" (cdr result)))))) - nil t)))) - -(defun nnimap-possibly-change-group (group server) +(autoload 'nnir-search-thread "nnir") + +(deffoo nnimap-request-thread (header &optional group server) + (when group + (setq group (nnimap-decode-gnus-group group))) + (if gnus-refer-thread-use-nnir + (nnir-search-thread header) + (when (nnimap-change-group group server) + (let* ((cmd (nnimap-make-thread-query header)) + (result (with-current-buffer (nnimap-buffer) + (nnimap-command "UID SEARCH %s" cmd)))) + (when result + (gnus-fetch-headers + (and (car result) + (delete 0 (mapcar #'string-to-number + (cdr (assoc "SEARCH" (cdr result)))))) + nil t)))))) + +(defun nnimap-change-group (group &optional server no-reconnect read-only) + "Change group to GROUP if non-nil. +If SERVER is set, check that server is connected, otherwise retry +to reconnect, unless NO-RECONNECT is set to t. Return nil if +unsuccessful in connecting. +If GROUP is nil, return t. +If READ-ONLY is set, send EXAMINE rather than SELECT to the server. +Return the server's response to the SELECT or EXAMINE command." (let ((open-result t)) (when (and server (not (nnimap-server-opened server))) - (setq open-result (nnimap-open-server server))) + (setq open-result (nnimap-open-server server nil no-reconnect))) (cond ((not open-result) nil) @@ -1567,13 +1741,15 @@ textual parts.") t) (t (with-current-buffer (nnimap-buffer) - (if (equal group (nnimap-group nnimap-object)) - t - (let ((result (nnimap-command "SELECT %S" (utf7-encode group t)))) - (when (car result) - (setf (nnimap-group nnimap-object) group - (nnimap-select-result nnimap-object) result) - result)))))))) + (let ((result (nnimap-command "%s %S" + (if read-only + "EXAMINE" + "SELECT") + (utf7-encode group t)))) + (when (car result) + (setf (nnimap-group nnimap-object) group + (nnimap-select-result nnimap-object) result) + result))))))) (defun nnimap-find-connection (buffer) "Find the connection delivering to BUFFER." @@ -1606,13 +1782,27 @@ textual parts.") (nnimap-wait-for-response nnimap-sequence)) nnimap-sequence) +(defvar nnimap-record-commands nil + "If non-nil, log commands to the \"*imap log*\" buffer.") + +(defun nnimap-log-buffer () + (let ((name "*imap log*")) + (or (get-buffer name) + (with-current-buffer (get-buffer-create name) + (when (boundp 'window-point-insertion-type) + (make-local-variable 'window-point-insertion-type) + (setq window-point-insertion-type t)) + (current-buffer))))) + (defun nnimap-log-command (command) - (with-current-buffer (get-buffer-create "*imap log*") - (goto-char (point-max)) - (insert (format-time-string "%H:%M:%S") " " - (if nnimap-inhibit-logging - "(inhibited)\n" - command))) + (when nnimap-record-commands + (with-current-buffer (nnimap-log-buffer) + (goto-char (point-max)) + (insert (format-time-string "%H:%M:%S") + " [" nnimap-address "] " + (if nnimap-inhibit-logging + "(inhibited)\n" + command)))) command) (defun nnimap-command (&rest args) @@ -1663,9 +1853,19 @@ textual parts.") (looking-at "\\*")))) (not (looking-at (format "%d .*\n" sequence))))) (when messagep - (nnheader-message 7 "nnimap read %dk" (/ (buffer-size) 1000))) + (nnheader-message-maybe + 7 "nnimap read %dk from %s%s" (/ (buffer-size) 1000) + nnimap-address + (if (not (zerop (nnimap-initial-resync nnimap-object))) + (format " (initial sync of %d group%s; please wait)" + (nnimap-initial-resync nnimap-object) + (if (= (nnimap-initial-resync nnimap-object) 1) + "" + "s")) + ""))) (nnheader-accept-process-output process) (goto-char (point-max))) + (setf (nnimap-initial-resync nnimap-object) 0) openp) (quit (when debug-on-quit @@ -1741,15 +1941,6 @@ textual parts.") (forward-line 1))) (buffer-substring (point) end)))) -(defun nnimap-get-responses (sequences) - (let (responses) - (dolist (sequence sequences) - (goto-char (point-min)) - (when (re-search-forward (format "^%d " sequence) nil t) - (push (list sequence (nnimap-parse-response)) - responses))) - responses)) - (defvar nnimap-incoming-split-list nil) (defun nnimap-fetch-inbox (articles) @@ -1761,19 +1952,28 @@ textual parts.") (format "(UID %s%s)" (format (if (nnimap-ver4-p) - "BODY.PEEK[HEADER] BODY.PEEK" + "BODY.PEEK" "RFC822.PEEK")) - (if nnimap-split-download-body-default - "[]" - "[1]"))) + (cond + (nnimap-split-download-body-default + "[]") + ((nnimap-ver4-p) + "[HEADER]") + (t + "[1]")))) t)) (defun nnimap-split-incoming-mail () (with-current-buffer (nnimap-buffer) (let ((nnimap-incoming-split-list nil) - (nnmail-split-methods (if (eq nnimap-split-methods 'default) - nnmail-split-methods - nnimap-split-methods)) + (nnmail-split-methods + (cond + ((eq nnimap-split-methods 'default) + nnmail-split-methods) + (nnimap-split-methods + nnimap-split-methods) + (nnimap-split-fancy + 'nnmail-split-fancy))) (nnmail-split-fancy (or nnimap-split-fancy nnmail-split-fancy)) (nnmail-inhibit-default-split-group t) @@ -1877,7 +2077,7 @@ textual parts.") (let (article bytes) (block nil (while (not (eobp)) - (while (not (looking-at "^\\* [0-9]+ FETCH.*UID \\([0-9]+\\)")) + (while (not (looking-at "\\* [0-9]+ FETCH.+UID \\([0-9]+\\)")) (delete-region (point) (progn (forward-line 1) (point))) (when (eobp) (return))) @@ -1910,6 +2110,21 @@ textual parts.") group-art)) nnimap-incoming-split-list))) +(defun nnimap-make-thread-query (header) + (let* ((id (mail-header-id header)) + (refs (split-string + (or (mail-header-references header) + ""))) + (value + (format + "(OR HEADER REFERENCES %S HEADER Message-Id %S)" + id id))) + (dolist (refid refs value) + (setq value (format + "(OR (OR HEADER Message-Id %S HEADER REFERENCES %S) %s)" + refid refid value))))) + + (provide 'nnimap) ;;; nnimap.el ends here