X-Git-Url: http://cgit.sxemacs.org/?a=blobdiff_plain;f=lisp%2Fnnmail.el;h=54843beaded791b2929b4f85fc78be7f977993bf;hb=765340d4c018a2ca390f73df146718390e97ad7c;hp=4a31d2a8b3426d680bb68f226d35c9576cfea190;hpb=1e0b7c8f28af61d32adccd6514e2968814dbbacb;p=gnus diff --git a/lisp/nnmail.el b/lisp/nnmail.el index 4a31d2a8b..54843bead 100644 --- a/lisp/nnmail.el +++ b/lisp/nnmail.el @@ -1,5 +1,6 @@ ;;; nnmail.el --- mail support functions for the Gnus mail backends -;; Copyright (C) 1995,96,97,98,99 Free Software Foundation, Inc. +;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 +;; Free Software Foundation, Inc. ;; Author: Lars Magne Ingebrigtsen ;; Keywords: news, mail @@ -35,8 +36,7 @@ (require 'mm-util) (eval-and-compile - (autoload 'gnus-error "gnus-util") - (autoload 'gnus-buffer-live-p "gnus-util")) + (autoload 'gnus-add-buffer "gnus")) (defgroup nnmail nil "Reading mail with Gnus." @@ -55,7 +55,7 @@ :group 'nnmail) (defgroup nnmail-split nil - "Organizing the incomming mail in folders." + "Organizing the incoming mail in folders." :group 'nnmail) (defgroup nnmail-files nil @@ -75,8 +75,7 @@ "Various mail options." :group 'nnmail) -(defcustom nnmail-split-methods - '(("mail.misc" "")) +(defcustom nnmail-split-methods '(("mail.misc" "")) "*Incoming mail will be split according to this variable. If you'd like, for instance, one mail group for mail from the @@ -85,8 +84,8 @@ else, you could do something like this: (setq nnmail-split-methods '((\"mail.4ad\" \"From:.*4ad\") - (\"mail.junk\" \"From:.*Lars\\\\|Subject:.*buy\") - (\"mail.misc\" \"\"))) + (\"mail.junk\" \"From:.*Lars\\\\|Subject:.*buy\") + (\"mail.misc\" \"\"))) As you can see, this variable is a list of lists, where the first element in each \"rule\" is the name of the group (which, by the way, @@ -103,7 +102,8 @@ The last element should always have \"\" as the regexp. This variable can also have a function as its value." :group 'nnmail-split - :type '(choice (repeat :tag "Alist" (group (string :tag "Name") regexp)) + :type '(choice (repeat :tag "Alist" (group (string :tag "Name") + (choice regexp function))) (function-item nnmail-split-fancy) (function :tag "Other"))) @@ -114,6 +114,22 @@ If nil, the first match found will be used." :group 'nnmail-split :type 'boolean) +(defcustom nnmail-split-fancy-with-parent-ignore-groups nil + "Regexp that matches group names to be ignored when applying `nnmail-split-fancy-with-parent'. +This can also be a list of regexps." + :group 'nnmail-split + :type '(choice (const :tag "none" nil) + (regexp :value ".*") + (repeat :value (".*") regexp))) + +(defcustom nnmail-cache-ignore-groups nil + "Regexp that matches group names to be ignored when inserting message ids into the cache (`nnmail-cache-insert'). +This can also be a list of regexps." + :group 'nnmail-split + :type '(choice (const :tag "none" nil) + (regexp :value ".*") + (repeat :value (".*") regexp))) + ;; Added by gord@enci.ucalgary.ca (Gordon Matzigkeit). (defcustom nnmail-keep-last-article nil "If non-nil, nnmail will never delete/move a group's last article. @@ -144,30 +160,78 @@ number of days) -- this doesn't have to be an integer. This variable can also be `immediate' and `never'." :group 'nnmail-expire :type '(choice (const immediate) - (integer :tag "days") + (number :tag "days") (const never))) (defcustom nnmail-expiry-wait-function nil "Variable that holds function to specify how old articles should be before they are expired. - The function will be called with the name of the group that the -expiry is to be performed in, and it should return an integer that -says how many days an article can be stored before it is considered -\"old\". It can also return the values `never' and `immediate'. +The function will be called with the name of the group that the expiry +is to be performed in, and it should return an integer that says how +many days an article can be stored before it is considered \"old\". +It can also return the values `never' and `immediate'. Eg.: \(setq nnmail-expiry-wait-function (lambda (newsgroup) - (cond ((string-match \"private\" newsgroup) 31) - ((string-match \"junk\" newsgroup) 1) + (cond ((string-match \"private\" newsgroup) 31) + ((string-match \"junk\" newsgroup) 1) ((string-match \"important\" newsgroup) 'never) (t 7))))" :group 'nnmail-expire :type '(choice (const :tag "nnmail-expiry-wait" nil) (function :format "%v" nnmail-))) +(defcustom nnmail-expiry-target 'delete + "*Variable that says where expired messages should end up. +The default value is `delete' (which says to delete the messages), +but it can also be a string or a function. If it is a string, expired +messages end up in that group. If it is a function, the function is +called in a buffer narrowed to the message in question. The function +receives one argument, the name of the group the message comes from. +The return value should be `delete' or a group name (a string)." + :version "21.1" + :group 'nnmail-expire + :type '(choice (const delete) + (function :format "%v" nnmail-) + string)) + +(defcustom nnmail-fancy-expiry-targets nil + "Determine expiry target based on articles using fancy techniques. + +This is a list of (\"HEADER\" \"REGEXP\" \"TARGET\") entries. If +`nnmail-expiry-target' is set to the function +`nnmail-fancy-expiry-target' and HEADER of the article matches REGEXP, +the message will be expired to a group determined by invoking +`format-time-string' with TARGET used as the format string and the +time extracted from the articles' Date header (if missing the current +time is used). + +In the special cases that HEADER is the symbol `to-from', the regexp +will try to match against both the From and the To header. + +Example: + +\(setq nnmail-fancy-expiry-targets + '((to-from \"boss\" \"nnfolder:Work\") + (\"Subject\" \"IMPORTANT\" \"nnfolder:IMPORTANT.%Y.%b\") + (\"from\" \".*\" \"nnfolder:Archive-%Y\"))) + +In this case, articles containing the string \"boss\" in the To or the +From header will be expired to the group \"nnfolder:Work\"; +articles containing the sting \"IMPORTANT\" in the Subject header will +be expired to the group \"nnfolder:IMPORTANT.YYYY.MMM\"; and +everything else will be expired to \"nnfolder:Archive-YYYY\"." + :group 'nnmail-expire + :type '(repeat (list (choice :tag "Match against" + (string :tag "Header") + (const to-from)) + regexp + (string :tag "Target group format string")))) + (defcustom nnmail-cache-accepted-message-ids nil - "If non-nil, put Message-IDs of Gcc'd articles into the duplicate cache." + "If non-nil, put Message-IDs of Gcc'd articles into the duplicate cache. +If non-nil, also update the cache when copy or move articles." :group 'nnmail :type 'boolean) @@ -183,6 +247,13 @@ This variable is obsolete; `mail-sources' should be used instead." :group 'nnmail-procmail :type 'boolean) +(defcustom nnmail-scan-directory-mail-source-once nil + "*If non-nil, scan all incoming procmail sorted mails once. +It scans low-level sorted spools even when not required." + :version "21.1" + :group 'nnmail-procmail + :type 'boolean) + (defcustom nnmail-delete-file-function 'delete-file "Function called to delete files in some mail backends." :group 'nnmail-files @@ -206,7 +277,7 @@ links, you could set this variable to `copy-file' instead." '(nnheader-ms-strip-cr) nil) "*Hook that will be run after the incoming mail has been transferred. -The incoming mail is moved from `nnmail-spool-file' (which normally is +The incoming mail is moved from the specified spool file (which normally is something like \"/usr/spool/mail/$user\") to the user's home directory. This hook is called after the incoming mail box has been emptied, and can be used to call any mail box programs you have @@ -215,9 +286,9 @@ running (\"xwatch\", etc.) Eg. \(add-hook 'nnmail-read-incoming-hook - (lambda () - (start-process \"mailsend\" nil - \"/local/bin/mailsend\" \"read\" \"mbox\"))) + (lambda () + (call-process \"/local/bin/mailsend\" nil nil nil + \"read\" nnmail-spool-file))) If you have xwatch running, this will alert it that mail has been read. @@ -278,11 +349,12 @@ discarded after running the split process." :type 'hook) (defcustom nnmail-large-newsgroup 50 - "*The number of the articles which indicates a large newsgroup. + "*The number of the articles which indicates a large newsgroup or nil. If the number of the articles is greater than the value, verbose messages will be shown to indicate the current status." :group 'nnmail-various - :type 'integer) + :type '(choice (const :tag "infinite" nil) + (number :tag "count"))) (defcustom nnmail-split-fancy "mail.misc" "Incoming mail can be split according to this fancy variable. @@ -294,9 +366,9 @@ the following: GROUP: Mail will be stored in GROUP (a string). \(FIELD VALUE [- RESTRICT [- RESTRICT [...]]] SPLIT): If the message - field FIELD (a regexp) contains VALUE (a regexp), store the messages + field FIELD (a regexp) contains VALUE (a regexp), store the messages as specified by SPLIT. If RESTRICT (a regexp) matches some string - after FIELD and before the end of the matched VALUE, return NIL, + after FIELD and before the end of the matched VALUE, return nil, otherwise process SPLIT. Multiple RESTRICTs add up, further restricting the possibility of processing SPLIT. @@ -314,6 +386,12 @@ GROUP: Mail will be stored in GROUP (a string). return value FUNCTION should be a split, which is then recursively processed. +junk: Mail will be deleted. Use with care! Do not submerge in water! + Example: + (setq nnmail-split-fancy + '(| (\"Subject\" \"MAKE MONEY FAST\" junk) + ...other.rules.omitted...)) + FIELD must match a complete field name. VALUE must match a complete word according to the `nnmail-split-fancy-syntax-table' syntax table. You can use \".*\" in the regexps to match partial field names or words. @@ -341,13 +419,13 @@ Example: ;; Other mailing lists... (any \"procmail@informatik\\\\.rwth-aachen\\\\.de\" \"procmail.list\") (any \"SmartList@informatik\\\\.rwth-aachen\\\\.de\" \"SmartList.list\") - ;; Both lists below have the same suffix, so prevent - ;; cross-posting to mkpkg.list of messages posted only to - ;; the bugs- list, but allow cross-posting when the - ;; message was really cross-posted. - (any \"bugs-mypackage@somewhere\" \"mypkg.bugs\") - (any \"mypackage@somewhere\" - \"bugs-mypackage\" \"mypkg.list\") - ;; + ;; Both lists below have the same suffix, so prevent + ;; cross-posting to mkpkg.list of messages posted only to + ;; the bugs- list, but allow cross-posting when the + ;; message was really cross-posted. + (any \"bugs-mypackage@somewhere\" \"mypkg.bugs\") + (any \"mypackage@somewhere\" - \"bugs-mypackage\" \"mypkg.list\") + ;; ;; People... (any \"larsi@ifi\\\\.uio\\\\.no\" \"people.Lars Magne Ingebrigtsen\")) ;; Unmatched mail goes to the catch all group. @@ -396,18 +474,33 @@ parameter. It should return nil, `warn' or `delete'." (const warn) (const delete))) -(defcustom nnmail-extra-headers nil +(defcustom nnmail-extra-headers '(To Newsgroups) "*Extra headers to parse." + :version "21.1" :group 'nnmail :type '(repeat symbol)) (defcustom nnmail-split-header-length-limit 512 "Header lines longer than this limit are excluded from the split function." + :version "21.1" :group 'nnmail :type 'integer) +(defcustom nnmail-mail-splitting-charset nil + "Default charset to be used when splitting incoming mail." + :group 'nnmail + :type 'symbol) + +(defcustom nnmail-mail-splitting-decodes nil + "Whether the nnmail splitting functionality should MIME decode headers." + :group 'nnmail + :type 'boolean) + ;;; Internal variables. +(defvar nnmail-article-buffer " *nnmail incoming*" + "The buffer used for splitting incoming mails.") + (defvar nnmail-split-history nil "List of group/article elements that say where the previous split put messages.") @@ -442,25 +535,25 @@ parameter. It should return nil, `warn' or `delete'." mm-text-coding-system "Coding system used in reading inbox") -(defvar nnmail-pathname-coding-system 'binary - "*Coding system for pathname.") +(defvar nnmail-pathname-coding-system nil + "*Coding system for file name.") (defun nnmail-find-file (file) "Insert FILE in server buffer safely." (set-buffer nntp-server-buffer) (delete-region (point-min) (point-max)) (let ((format-alist nil) - (after-insert-file-functions nil)) + (after-insert-file-functions nil)) (condition-case () (let ((coding-system-for-read nnmail-file-coding-system) (auto-mode-alist (mm-auto-mode-alist)) - (pathname-coding-system nnmail-pathname-coding-system)) + (file-name-coding-system nnmail-pathname-coding-system)) (insert-file-contents file) t) (file-error nil)))) (defun nnmail-group-pathname (group dir &optional file) - "Make pathname for GROUP." + "Make file name for GROUP." (concat (let ((dir (file-name-as-directory (expand-file-name dir)))) (setq group (nnheader-replace-duplicate-chars-in-string @@ -468,15 +561,16 @@ parameter. It should return nil, `warn' or `delete'." ?. ?_)) (setq group (nnheader-translate-file-chars group)) ;; If this directory exists, we use it directly. - (if (or nnmail-use-long-file-names - (file-directory-p (concat dir group))) - (expand-file-name group dir) - ;; If not, we translate dots into slashes. - (expand-file-name - (mm-encode-coding-string - (nnheader-replace-chars-in-string group ?. ?/) - nnmail-pathname-coding-system) - dir))) + (file-name-as-directory + (if (or nnmail-use-long-file-names + (file-directory-p (concat dir group))) + (expand-file-name group dir) + ;; If not, we translate dots into slashes. + (expand-file-name + (mm-encode-coding-string + (nnheader-replace-chars-in-string group ?. ?/) + nnmail-pathname-coding-system) + dir)))) (or file ""))) (defun nnmail-get-active () @@ -504,8 +598,8 @@ nn*-request-list should have been called before calling this function." (setq group (read buffer)) (unless (stringp group) (setq group (symbol-name group))) - (if (and (numberp (setq max (read nntp-server-buffer))) - (numberp (setq min (read nntp-server-buffer)))) + (if (and (numberp (setq max (read buffer))) + (numberp (setq min (read buffer)))) (push (list group (cons min max)) group-assoc))) (error nil)) @@ -626,7 +720,7 @@ If SOURCE is a directory spec, try to return the group name component." (defsubst nnmail-search-unix-mail-delim () "Put point at the beginning of the next Unix mbox message." - ;; Algorithm used to find the the next article in the + ;; Algorithm used to find the next article in the ;; brain-dead Unix mbox format: ;; ;; 1) Search for "^From ". @@ -655,7 +749,7 @@ If SOURCE is a directory spec, try to return the group name component." (defun nnmail-search-unix-mail-delim-backward () "Put point at the beginning of the current Unix mbox message." - ;; Algorithm used to find the the next article in the + ;; Algorithm used to find the next article in the ;; brain-dead Unix mbox format: ;; ;; 1) Search for "^From ". @@ -690,7 +784,9 @@ If SOURCE is a directory spec, try to return the group name component." (if (not (and (re-search-forward "^From " nil t) (goto-char (match-beginning 0)))) ;; Possibly wrong format? - (error "Error, unknown mail format! (Possibly corrupted.)") + (error "Error, unknown mail format! (Possibly corrupted %s `%s'.)" + (if (buffer-file-name) "file" "buffer") + (or (buffer-file-name) (buffer-name))) ;; Carry on until the bitter end. (while (not (eobp)) (setq start (point) @@ -735,7 +831,7 @@ If SOURCE is a directory spec, try to return the group name component." (setq head-end (point)) ;; We try the Content-Length value. The idea: skip over the header ;; separator, then check what happens content-length bytes into the - ;; message body. This should be either the end ot the buffer, the + ;; message body. This should be either the end of the buffer, the ;; message separator or a blank line followed by the separator. ;; The blank line should probably be deleted. If neither of the ;; three is met, the content-length header is probably invalid. @@ -787,8 +883,8 @@ If SOURCE is a directory spec, try to return the group name component." start (if (search-forward "\n\n" nil t) (1- (point)) - ;; This will never happen, but just to be on the safe side -- - ;; if there is no head-body delimiter, we search a bit manually. + ;; This will never happen, but just to be on the safe side -- + ;; if there is no head-body delimiter, we search a bit manually. (while (and (looking-at "From \\|[^ \t]+:") (not (eobp))) (forward-line 1)) @@ -834,7 +930,7 @@ If SOURCE is a directory spec, try to return the group name component." (if (search-forward "\n\n" nil t) (1- (point)) ;; This will never happen, but just to be on the safe side -- - ;; if there is no head-body delimiter, we search a bit manually. + ;; if there is no head-body delimiter, we search a bit manually. (while (and (looking-at "From \\|[^ \t]+:") (not (eobp))) (forward-line 1)) @@ -862,7 +958,7 @@ If SOURCE is a directory spec, try to return the group name component." group artnum-func) "Go through the entire INCOMING file and pick out each individual mail. FUNC will be called with the buffer narrowed to each mail." - (let (;; If this is a group-specific split, we bind the split + (let ( ;; If this is a group-specific split, we bind the split ;; methods to just this group. (nnmail-split-methods (if (and group (not nnmail-resplit-incoming)) @@ -870,7 +966,7 @@ FUNC will be called with the buffer narrowed to each mail." nnmail-split-methods))) (save-excursion ;; Insert the incoming file. - (set-buffer (get-buffer-create " *nnmail incoming*")) + (set-buffer (get-buffer-create nnmail-article-buffer)) (erase-buffer) (let ((coding-system-for-read nnmail-incoming-coding-system)) (mm-insert-file-contents incoming)) @@ -898,10 +994,9 @@ FUNC will be called with the buffer narrowed to each mail." (defun nnmail-article-group (func &optional trace) "Look at the headers and return an alist of groups that match. FUNC will be called with the group name to determine the article number." - (let ((methods nnmail-split-methods) + (let ((methods (or nnmail-split-methods '(("bogus" "")))) (obuf (current-buffer)) - (beg (point-min)) - end group-art method grp) + group-art method grp) (if (and (sequencep methods) (= (length methods) 1)) ;; If there is only just one group to put everything in, we @@ -910,13 +1005,21 @@ FUNC will be called with the group name to determine the article number." (list (cons (caar methods) (funcall func (caar methods))))) ;; We do actual comparison. (save-excursion - ;; Find headers. - (goto-char beg) - (setq end (if (search-forward "\n\n" nil t) (point) (point-max))) + ;; Copy the article into the work buffer. (set-buffer nntp-server-buffer) (erase-buffer) - ;; Copy the headers into the work buffer. - (insert-buffer-substring obuf beg end) + (insert-buffer-substring obuf) + ;; Narrow to headers. + (narrow-to-region + (goto-char (point-min)) + (if (search-forward "\n\n" nil t) + (point) + (point-max))) + (goto-char (point-min)) + ;; Decode MIME headers and charsets. + (when nnmail-mail-splitting-decodes + (let ((mail-parse-charset nnmail-mail-splitting-charset)) + (mail-decode-encoded-word-region (point-min) (point-max)))) ;; Fold continuation lines. (goto-char (point-min)) (while (re-search-forward "\\(\r?\n[ \t]+\\)+" nil t) @@ -946,8 +1049,8 @@ FUNC will be called with the group name to determine the article number." (or (funcall nnmail-split-methods) '("bogus")) (error - (nnheader-message 5 - "Error in `nnmail-split-methods'; using `bogus' mail group") + (nnheader-message + 5 "Error in `nnmail-split-methods'; using `bogus' mail group") (sit-for 1) '("bogus"))))) (setq split (gnus-remove-duplicates split)) @@ -995,16 +1098,16 @@ FUNC will be called with the group name to determine the article number." (funcall func (car method))))))))) ;; Produce a trace if non-empty. (when (and trace nnmail-split-trace) - (let ((trace (nreverse nnmail-split-trace)) - (restore (current-buffer))) + (let ((restore (current-buffer))) (nnheader-set-temp-buffer "*Split Trace*") (gnus-add-buffer) - (while trace - (insert (car trace) "\n") - (setq trace (cdr trace))) + (dolist (trace (nreverse nnmail-split-trace)) + (prin1 trace (current-buffer)) + (insert "\n")) (goto-char (point-min)) (gnus-configure-windows 'split-trace) (set-buffer restore))) + (widen) ;; See whether the split methods returned `junk'. (if (equal group-art '(junk)) nil @@ -1022,7 +1125,7 @@ Return the number of characters in the body." (let (lines chars) (save-excursion (goto-char (point-min)) - (unless (search-forward "\n\n" nil t) + (unless (search-forward "\n\n" nil t) (goto-char (point-max)) (insert "\n")) (setq chars (- (point-max) (point))) @@ -1066,14 +1169,20 @@ Return the number of characters in the body." (defun nnmail-remove-list-identifiers () "Remove list identifiers from Subject headers." - (let ((regexp (if (stringp nnmail-list-identifiers) nnmail-list-identifiers - (mapconcat 'identity nnmail-list-identifiers " *\\|")))) + (let ((regexp + (if (consp nnmail-list-identifiers) + (mapconcat 'identity nnmail-list-identifiers " *\\|") + nnmail-list-identifiers))) (when regexp (goto-char (point-min)) - (when (re-search-forward - (concat "^Subject: +\\(Re: +\\)?\\(" regexp " *\\)") - nil t) - (delete-region (match-beginning 2) (match-end 0)))))) + (while (re-search-forward + (concat "^Subject: +\\(R[Ee]: +\\)*\\(" regexp " *\\)") + nil t) + (delete-region (match-beginning 2) (match-end 0)) + (beginning-of-line)) + (when (re-search-forward "^Subject: +\\(\\(R[Ee]: +\\)+\\)R[Ee]: +" nil t) + (delete-region (match-beginning 1) (match-end 1)) + (beginning-of-line))))) (defun nnmail-remove-tabs () "Translate TAB characters into SPACE characters." @@ -1086,16 +1195,41 @@ Return the number of characters in the body." (goto-char (point-min)) (when (re-search-forward "^References:" nil t) (beginning-of-line) - (insert "X-Gnus-Broken-Eudora-")))) + (insert "X-Gnus-Broken-Eudora-")) + (goto-char (point-min)) + (when (re-search-forward "^\\(In-Reply-To:[^\n]+\\)\n[ \t]+" nil t) + (replace-match "\\1" t)))) (custom-add-option 'nnmail-prepare-incoming-header-hook 'nnmail-fix-eudora-headers) ;;; Utility functions +(defun nnmail-do-request-post (accept-func &optional server) + "Utility function to directly post a message to an nnmail-derived group. +Calls ACCEPT-FUNC (which should be `nnchoke-request-accept-article') +to actually put the message in the right group." + (let ((success t)) + (dolist (mbx (message-unquote-tokens + (message-tokenize-header + (message-fetch-field "Newsgroups") ", ")) success) + (let ((to-newsgroup (gnus-group-prefixed-name mbx gnus-command-method))) + (or (gnus-active to-newsgroup) + (gnus-activate-group to-newsgroup) + (if (gnus-y-or-n-p (format "No such group: %s. Create it? " + to-newsgroup)) + (or (and (gnus-request-create-group + to-newsgroup gnus-command-method) + (gnus-activate-group to-newsgroup nil nil + gnus-command-method)) + (error "Couldn't create group %s" to-newsgroup))) + (error "No such group: %s" to-newsgroup)) + (unless (funcall accept-func mbx (nth 1 gnus-command-method)) + (setq success nil)))))) + (defun nnmail-split-fancy () "Fancy splitting method. -See the documentation for the variable `nnmail-split-fancy' for documentation." +See the documentation for the variable `nnmail-split-fancy' for details." (let ((syntab (syntax-table))) (unwind-protect (progn @@ -1117,7 +1251,7 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." ;; A group name. Do the \& and \N subs into the string. ((stringp split) (when nnmail-split-tracing - (push (format "\"%s\"" split) nnmail-split-trace)) + (push split nnmail-split-trace)) (list (nnmail-expand-newtext split))) ;; Junk the message. @@ -1140,6 +1274,8 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." ;; Builtin : operation. ((eq (car split) ':) + (when nnmail-split-tracing + (push split nnmail-split-trace)) (nnmail-split-it (save-excursion (eval (cdr split))))) ;; Builtin ! operation. @@ -1156,13 +1292,13 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." (while (and (goto-char end-point) (re-search-backward (cdr cached-pair) nil t)) (when nnmail-split-tracing - (push (cdr cached-pair) nnmail-split-trace)) + (push split nnmail-split-trace)) (let ((split-rest (cddr split)) (end (match-end 0)) - ;; The searched regexp is \(\(FIELD\).*\)\(VALUE\). So, - ;; start-of-value is the the point just before the - ;; beginning of the value, whereas after-header-name is - ;; the point just after the field name. + ;; The searched regexp is \(\(FIELD\).*\)\(VALUE\). + ;; So, start-of-value is the point just before the + ;; beginning of the value, whereas after-header-name + ;; is the point just after the field name. (start-of-value (match-end 1)) (after-header-name (match-end 2))) ;; Start the next search just before the beginning of the @@ -1198,25 +1334,32 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." (t (let* ((field (nth 0 split)) (value (nth 1 split)) - partial regexp) + partial-front regexp + partial-rear regexp) (if (symbolp value) (setq value (cdr (assq value nnmail-split-abbrev-alist)))) (if (and (>= (length value) 2) (string= ".*" (substring value 0 2))) (setq value (substring value 2) - partial "")) + partial-front "")) + ;; Same trick for the rear of the regexp + (if (and (>= (length value) 2) + (string= ".*" (substring value -2))) + (setq value (substring value 0 -2) + partial-rear "")) (setq regexp (concat "^\\(\\(" (if (symbolp field) (cdr (assq field nnmail-split-abbrev-alist)) field) "\\):.*\\)" - (or partial "\\<") + (or partial-front "\\<") "\\(" value - "\\)\\>")) + "\\)" + (or partial-rear "\\>"))) (push (cons split regexp) nnmail-split-cache) ;; Now that it's in the cache, just call nnmail-split-it again - ;; on the same split, which will find it immediately in the cache. + ;; on the same split, which will find it immediately in the cache. (nnmail-split-it split)))))) (defun nnmail-expand-newtext (newtext) @@ -1301,6 +1444,7 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." (set-buffer (setq nnmail-cache-buffer (get-buffer-create " *nnmail message-id cache*"))) + (gnus-add-buffer) (when (file-exists-p nnmail-message-id-cache-file) (nnheader-insert-file-contents nnmail-message-id-cache-file)) (set-buffer-modified-p nil) @@ -1327,16 +1471,95 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." nnmail-message-id-cache-file nil 'silent) (set-buffer-modified-p nil) (setq nnmail-cache-buffer nil) - (kill-buffer (current-buffer))))) + (gnus-kill-buffer (current-buffer))))) -(defun nnmail-cache-insert (id) +;; Compiler directives. +(defvar group) +(defvar group-art-list) +(defvar group-art) +(defun nnmail-cache-insert (id grp) (when nnmail-treat-duplicates + ;; Store some information about the group this message is written + ;; to. This is passed in as the grp argument -- all locations this + ;; has been called from have been checked and the group is available. + ;; The only ambiguous case is nnmail-check-duplication which will only + ;; pass the first (of possibly >1) group which matches. -Josh (unless (gnus-buffer-live-p nnmail-cache-buffer) (nnmail-cache-open)) (save-excursion (set-buffer nnmail-cache-buffer) (goto-char (point-max)) - (insert id "\n")))) + (if (and grp (not (string= "" grp)) + (gnus-methods-equal-p gnus-command-method + (nnmail-cache-primary-mail-backend))) + (let ((regexp (if (consp nnmail-cache-ignore-groups) + (mapconcat 'identity nnmail-cache-ignore-groups + "\\|") + nnmail-cache-ignore-groups))) + (unless (and regexp (string-match regexp grp)) + (insert id "\t" grp "\n"))) + (insert id "\n"))))) + +(defun nnmail-cache-primary-mail-backend () + (let ((be-list (cons gnus-select-method gnus-secondary-select-methods)) + (be nil) + (res nil)) + (while (and (null res) be-list) + (setq be (car be-list)) + (setq be-list (cdr be-list)) + (when (and (gnus-method-option-p be 'respool) + (eval (intern (format "%s-get-new-mail" (car be))))) + (setq res be))) + res)) + +;; Fetch the group name corresponding to the message id stored in the +;; cache. +(defun nnmail-cache-fetch-group (id) + (when (and nnmail-treat-duplicates nnmail-cache-buffer) + (save-excursion + (set-buffer nnmail-cache-buffer) + (goto-char (point-max)) + (when (search-backward id nil t) + (beginning-of-line) + (skip-chars-forward "^\n\r\t") + (unless (looking-at "[\r\n]") + (forward-char 1) + (buffer-substring (point) + (progn (end-of-line) (point)))))))) + +;; Function for nnmail-split-fancy: look up all references in the +;; cache and if a match is found, return that group. +(defun nnmail-split-fancy-with-parent () + "Split this message into the same group as its parent. +This function can be used as an entry in `nnmail-split-fancy', for +example like this: (: nnmail-split-fancy) +For a message to be split, it looks for the parent message in the +References or In-Reply-To header and then looks in the message id +cache file (given by the variable `nnmail-message-id-cache-file') to +see which group that message was put in. This group is returned. + +See the Info node `(gnus)Fancy Mail Splitting' for more details." + (let* ((refstr (or (message-fetch-field "references") + (message-fetch-field "in-reply-to"))) + (references nil) + (res nil) + (regexp (if (consp nnmail-split-fancy-with-parent-ignore-groups) + (mapconcat + (lambda (x) (format "\\(%s\\)" x)) + nnmail-split-fancy-with-parent-ignore-groups + "\\|") + nnmail-split-fancy-with-parent-ignore-groups))) + (when refstr + (setq references (nreverse (gnus-split-references refstr))) + (unless (gnus-buffer-live-p nnmail-cache-buffer) + (nnmail-cache-open)) + (mapcar (lambda (x) + (setq res (or (nnmail-cache-fetch-group x) res)) + (when (or (member res '("delayed" "drafts" "queue")) + (and regexp res (string-match regexp res))) + (setq res nil))) + references) + res))) (defun nnmail-cache-id-exists-p (id) (when nnmail-treat-duplicates @@ -1377,7 +1600,7 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." ((not duplication) (funcall func (setq group-art (nreverse (nnmail-article-group artnum-func)))) - (nnmail-cache-insert message-id)) + (nnmail-cache-insert message-id (caar group-art))) ((eq action 'delete) (setq group-art nil)) ((eq action 'warn) @@ -1420,7 +1643,7 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." (total 0) incoming incomings source) (when (and (nnmail-get-value "%s-get-new-mail" method) - nnmail-spool-file) + sources) (while (setq source (pop sources)) ;; Be compatible with old values. (cond @@ -1438,17 +1661,17 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." nil)) ;; Hack to only fetch the contents of a single group's spool file. (when (and (eq (car source) 'directory) + (null nnmail-scan-directory-mail-source-once) group) (mail-source-bind (directory source) (setq source (append source (list :predicate - `(lambda (file) - (string-match - ,(concat - (regexp-quote (concat group suffix)) - "$") - file))))))) + (gnus-byte-compile + `(lambda (file) + (string-equal + ,(concat group suffix) + (file-name-nondirectory file))))))))) (when nnmail-fetched-sources (if (member source nnmail-fetched-sources) (setq source nil) @@ -1469,12 +1692,15 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." (when (setq new (mail-source-fetch source - `(lambda (file orig-file) - (nnmail-split-incoming - file ',(intern (format "%s-save-mail" method)) - ',spool-func - (nnmail-get-split-group orig-file source) - ',(intern (format "%s-active-number" method)))))) + (gnus-byte-compile + `(lambda (file orig-file) + (nnmail-split-incoming + file ',(intern (format "%s-save-mail" method)) + ',spool-func + (if (equal file orig-file) + nil + (nnmail-get-split-group orig-file ',source)) + ',(intern (format "%s-active-number" method))))))) (incf total new) (incf i))) ;; If we did indeed read any incoming spools, we save all info. @@ -1510,13 +1736,55 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." ;; We expire all articles on sight. t) ((equal time '(0 0)) - ;; This is an ange-ftp group, and we don't have any dates. + ;; This is an ange-ftp group, and we don't have any dates. nil) ((numberp days) (setq days (days-to-time days)) ;; Compare the time with the current time. (ignore-errors (time-less-p days (time-since time)))))))) +(defun nnmail-expiry-target-group (target group) + ;; Do not invoke this from nntp-server-buffer! At least nnfolder clears + ;; that buffer if the nnfolder group isn't selected. + (let (nnmail-cache-accepted-message-ids) + ;; Don't enter Message-IDs into cache. + ;; Let users hack it in TARGET function. + (when (nnheader-functionp target) + (setq target (funcall target group))) + (unless (eq target 'delete) + (when (or (gnus-request-group target) + (gnus-request-create-group target)) + (let ((group-art (gnus-request-accept-article target nil nil t))) + (when (consp group-art) + (gnus-group-mark-article-read target (cdr group-art)))))))) + +(defun nnmail-fancy-expiry-target (group) + "Returns a target expiry group determined by `nnmail-fancy-expiry-targets'." + (let* (header + (case-fold-search nil) + (from (or (message-fetch-field "from") "")) + (to (or (message-fetch-field "to") "")) + (date (date-to-time + (or (message-fetch-field "date") (current-time-string)))) + (target 'delete)) + (dolist (regexp-target-pair (reverse nnmail-fancy-expiry-targets) target) + (setq header (car regexp-target-pair)) + (cond + ;; If the header is to-from then match against the + ;; To or From header + ((and (equal header 'to-from) + (or (string-match (cadr regexp-target-pair) from) + (and (string-match message-dont-reply-to-names from) + (string-match (cadr regexp-target-pair) to)))) + (setq target (format-time-string (caddr regexp-target-pair) date))) + ((and (not (equal header 'to-from)) + (string-match (cadr regexp-target-pair) + (or + (message-fetch-field header) + ""))) + (setq target + (format-time-string (caddr regexp-target-pair) date))))))) + (defun nnmail-check-syntax () "Check (and modify) the syntax of the message in the current buffer." (save-restriction @@ -1528,7 +1796,7 @@ See the documentation for the variable `nnmail-split-fancy' for documentation." (defun nnmail-write-region (start end filename &optional append visit lockname) "Do a `write-region', and then set the file modes." (let ((coding-system-for-write nnmail-file-coding-system) - (pathname-coding-system nnmail-pathname-coding-system)) + (file-name-coding-system nnmail-pathname-coding-system)) (write-region start end filename append visit lockname) (set-file-modes filename nnmail-default-file-modes)))