;;; nnml.el --- mail spool access for Gnus
-;; Copyright (C) 1995 Free Software Foundation, Inc.
+;; Copyright (C) 1995,96 Free Software Foundation, Inc.
-;; Author: Lars Ingebrigtsen <larsi@ifi.uio.no>
+;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
;; Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
;; Keywords: news, mail
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING. If not, write to
-;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+;; along with GNU Emacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
;;; Commentary:
;; Based on nnspool.el by Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>.
+;; For an overview of what the interface functions do, please see the
+;; Gnus sources.
;;; Code:
(require 'nnheader)
(require 'nnmail)
+(require 'nnoo)
+(require 'cl)
-(defvar nnml-directory "~/Mail/"
- "Mail directory.")
+(nnoo-declare nnml)
-(defvar nnml-active-file (concat nnml-directory "active")
+(defvoo nnml-directory message-directory
+ "Mail spool directory.")
+
+(defvoo nnml-active-file
+ (concat (file-name-as-directory nnml-directory) "active")
"Mail active file.")
-(defvar nnml-newsgroups-file (concat nnml-directory "newsgroups")
+(defvoo nnml-newsgroups-file
+ (concat (file-name-as-directory nnml-directory) "newsgroups")
"Mail newsgroups description file.")
-(defvar nnml-get-new-mail t
+(defvoo nnml-get-new-mail t
"If non-nil, nnml will check the incoming mail file and split the mail.")
-(defvar nnml-nov-is-evil nil
+(defvoo nnml-nov-is-evil nil
"If non-nil, Gnus will never generate and use nov databases for mail groups.
Using nov databases will speed up header fetching considerably.
-This variable shouldn't be flipped much. If you have, for some reason,
+This variable shouldn't be flipped much. If you have, for some reason,
set this to t, and want to set it to nil again, you should always run
-the `nnml-generate-nov-databases' command. The function will go
+the `nnml-generate-nov-databases' command. The function will go
through all nnml directories and generate nov databases for them
-all. This may very well take some time.")
+all. This may very well take some time.")
+
+(defvoo nnml-prepare-save-mail-hook nil
+ "Hook run narrowed to an article before saving.")
+
+(defvoo nnml-inhibit-expiry nil
+ "If non-nil, inhibit expiry.")
+
\f
-(defconst nnml-version "nnml 0.2"
+(defconst nnml-version "nnml 1.0"
"nnml version.")
-(defvar nnml-current-directory nil
- "Current news group directory.")
-
-(defvar nnml-status-string "")
+(defvoo nnml-nov-file-name ".overview")
-(defvar nnml-nov-buffer-alist nil)
+(defvoo nnml-current-directory nil)
+(defvoo nnml-current-group nil)
+(defvoo nnml-status-string "")
+(defvoo nnml-nov-buffer-alist nil)
+(defvoo nnml-group-alist nil)
+(defvoo nnml-active-timestamp nil)
+(defvoo nnml-article-file-alist nil)
-(defvar nnml-group-alist nil)
+(defvoo nnml-generate-active-function 'nnml-generate-active-info)
\f
;;; Interface functions.
-(defun nnml-retrieve-headers (sequence &optional newsgroup server)
- "Retrieve the headers for the articles in SEQUENCE.
-Newsgroup must be selected before calling this function."
+(nnoo-define-basics nnml)
+
+(deffoo nnml-retrieve-headers (sequence &optional newsgroup server fetch-old)
(save-excursion
(set-buffer nntp-server-buffer)
(erase-buffer)
(number (length sequence))
(count 0)
beg article)
- (nnml-possibly-change-directory newsgroup)
- (if (nnml-retrieve-headers-with-nov sequence)
- 'nov
- (while sequence
- (setq article (car sequence))
- (setq file
- (concat nnml-current-directory (prin1-to-string article)))
- (if (and (file-exists-p file)
- (not (file-directory-p file)))
- (progn
- (insert (format "221 %d Article retrieved.\n" article))
- (setq beg (point))
- (insert-file-contents file)
- (goto-char beg)
- (if (search-forward "\n\n" nil t)
- (forward-char -1)
- (goto-char (point-max))
- (insert "\n\n"))
- (insert ".\n")
- (delete-region (point) (point-max))))
- (setq sequence (cdr sequence))
- (setq count (1+ count))
+ (if (stringp (car sequence))
+ 'headers
+ (nnml-possibly-change-directory newsgroup server)
+ (unless nnml-article-file-alist
+ (setq nnml-article-file-alist
+ (nnheader-article-to-file-alist nnml-current-directory)))
+ (if (nnml-retrieve-headers-with-nov sequence fetch-old)
+ 'nov
+ (while sequence
+ (setq article (car sequence))
+ (setq file
+ (concat nnml-current-directory
+ (or (cdr (assq article nnml-article-file-alist))
+ "")))
+ (when (and (file-exists-p file)
+ (not (file-directory-p file)))
+ (insert (format "221 %d Article retrieved.\n" article))
+ (setq beg (point))
+ (nnheader-insert-head file)
+ (goto-char beg)
+ (if (search-forward "\n\n" nil t)
+ (forward-char -1)
+ (goto-char (point-max))
+ (insert "\n\n"))
+ (insert ".\n")
+ (delete-region (point) (point-max)))
+ (setq sequence (cdr sequence))
+ (setq count (1+ count))
+ (and (numberp nnmail-large-newsgroup)
+ (> number nnmail-large-newsgroup)
+ (zerop (% count 20))
+ (nnheader-message 6 "nnml: Receiving headers... %d%%"
+ (/ (* count 100) number))))
+
(and (numberp nnmail-large-newsgroup)
(> number nnmail-large-newsgroup)
- (zerop (% count 20))
- gnus-verbose-backends
- (message "nnml: Receiving headers... %d%%"
- (/ (* count 100) number))))
-
- (and (numberp nnmail-large-newsgroup)
- (> number nnmail-large-newsgroup)
- gnus-verbose-backends
- (message "nnml: Receiving headers... done"))
-
- ;; Fold continuation lines.
- (goto-char 1)
- (while (re-search-forward "\\(\r?\n[ \t]+\\)+" nil t)
- (replace-match " " t t))
- 'headers))))
-
-(defun nnml-open-server (host &optional service)
- "Open news server on HOST.
-If HOST is nil, use value of environment variable `NNTPSERVER'.
-If optional argument SERVICE is non-nil, open by the service name."
- (let ((host (or host (getenv "NNTPSERVER"))))
- (setq nnml-status-string "")
- (nnml-open-server-internal host service)))
-
-(defun nnml-close-server (&optional server)
- "Close news server."
- (nnml-close-server-internal))
-
-(fset 'nnml-request-quit (symbol-function 'nnml-close-server))
-
-(defun nnml-server-opened (&optional server)
- "Return server process status, T or NIL.
-If the stream is opened, return T, otherwise return NIL."
- (and nntp-server-buffer
- (get-buffer nntp-server-buffer)))
-
-(defun nnml-status-message ()
- "Return server status response as string."
- nnml-status-string)
-
-(defun nnml-request-article (id &optional newsgroup server buffer)
- "Select article by message ID (or number)."
- (nnml-possibly-change-directory newsgroup)
- (let ((file (if (stringp id)
- nil
- (concat nnml-current-directory (prin1-to-string id))))
- (nntp-server-buffer (or buffer nntp-server-buffer)))
- (if (and (stringp file)
- (file-exists-p file)
- (not (file-directory-p file)))
- (save-excursion
- (nnmail-find-file file)))))
+ (nnheader-message 6 "nnml: Receiving headers...done"))
+
+ (nnheader-fold-continuation-lines)
+ 'headers)))))
+
+(deffoo nnml-open-server (server &optional defs)
+ (nnoo-change-server 'nnml server defs)
+ (when (not (file-exists-p nnml-directory))
+ (condition-case ()
+ (make-directory nnml-directory t)
+ (error t)))
+ (cond
+ ((not (file-exists-p nnml-directory))
+ (nnml-close-server)
+ (nnheader-report 'nnml "Couldn't create directory: %s" nnml-directory))
+ ((not (file-directory-p (file-truename nnml-directory)))
+ (nnml-close-server)
+ (nnheader-report 'nnml "Not a directory: %s" nnml-directory))
+ (t
+ (nnheader-report 'nnml "Opened server %s using directory %s"
+ server nnml-directory)
+ t)))
+
+(deffoo nnml-request-article (id &optional newsgroup server buffer)
+ (nnml-possibly-change-directory newsgroup server)
+ (let* ((nntp-server-buffer (or buffer nntp-server-buffer))
+ path gpath group-num)
+ (if (stringp id)
+ (when (and (setq group-num (nnml-find-group-number id))
+ (cdr
+ (assq (cdr group-num)
+ (nnheader-article-to-file-alist
+ (setq gpath
+ (nnmail-group-pathname
+ (car group-num)
+ nnml-directory))))))
+ (setq path (concat gpath (int-to-string (cdr group-num)))))
+ (setq path (nnml-article-to-file id)))
+ (cond
+ ((not path)
+ (nnheader-report 'nnml "No such article: %s" id))
+ ((not (file-exists-p path))
+ (nnheader-report 'nnml "No such file: %s" path))
+ ((file-directory-p path)
+ (nnheader-report 'nnml "File is a directory: %s" path))
+ ((not (save-excursion (nnmail-find-file path)))
+ (nnheader-report 'nnml "Couldn't read file: %s" path))
+ (t
+ (nnheader-report 'nnml "Article %s retrieved" id)
+ ;; We return the article number.
+ (cons newsgroup (string-to-int (file-name-nondirectory path)))))))
+
+(deffoo nnml-request-group (group &optional server dont-check)
+ (cond
+ ((not (nnml-possibly-change-directory group server))
+ (nnheader-report 'nnml "Invalid group (no such directory)"))
+ ((not (file-exists-p nnml-current-directory))
+ (nnheader-report 'nnml "Directory %s does not exist"
+ nnml-current-directory))
+ ((not (file-directory-p nnml-current-directory))
+ (nnheader-report 'nnml "%s is not a directory" nnml-current-directory))
+ (dont-check
+ (nnheader-report 'nnml "Group %s selected" group)
+ t)
+ (t
+ (nnmail-activate 'nnml)
+ (let ((active (nth 1 (assoc group nnml-group-alist))))
+ (if (not active)
+ (nnheader-report 'nnml "No such group: %s" group)
+ (nnheader-report 'nnml "Selected group %s" group)
+ (nnheader-insert "211 %d %d %d %s\n"
+ (max (1+ (- (cdr active) (car active))) 0)
+ (car active) (cdr active) group))))))
+
+(deffoo nnml-request-scan (&optional group server)
+ (setq nnml-article-file-alist nil)
+ (nnmail-get-new-mail 'nnml 'nnml-save-nov nnml-directory group))
+
+(deffoo nnml-close-group (group &optional server)
+ (setq nnml-article-file-alist nil)
+ t)
-(defun nnml-request-group (group &optional server dont-check)
- "Select news GROUP."
- (if (not dont-check)
- (nnml-get-new-mail))
- (let ((pathname (nnmail-article-pathname group nnml-directory))
- dir)
- (if (file-directory-p pathname)
- (progn
- (setq nnml-current-directory pathname)
- (if (not dont-check)
- (progn
- (setq dir
- (sort
- (mapcar
- (function
- (lambda (name)
- (string-to-int name)))
- (directory-files pathname nil "^[0-9]+$" t))
- '<))
- (save-excursion
- (set-buffer nntp-server-buffer)
- (erase-buffer)
- (if dir
- (insert (format "211 %d %d %d %s\n" (length dir)
- (car dir)
- (progn (while (cdr dir)
- (setq dir (cdr dir)))
- (car dir))
- group))
- (insert (format "211 0 1 0 %s\n" group))))))
- t))))
-
-(defun nnml-close-group (group &optional server)
+(deffoo nnml-request-create-group (group &optional server args)
+ (nnmail-activate 'nnml)
+ (unless (assoc group nnml-group-alist)
+ (let (active)
+ (push (list group (setq active (cons 1 0)))
+ nnml-group-alist)
+ (nnml-possibly-create-directory group)
+ (nnml-possibly-change-directory group server)
+ (let ((articles (nnheader-directory-articles nnml-current-directory)))
+ (when articles
+ (setcar active (apply 'min articles))
+ (setcdr active (apply 'max articles))))
+ (nnmail-save-active nnml-group-alist nnml-active-file)))
t)
-(defun nnml-request-list (&optional server)
- "List active newsgoups."
- (if server (nnml-get-new-mail))
+(deffoo nnml-request-list (&optional server)
(save-excursion
- (nnmail-find-file nnml-active-file)))
+ (nnmail-find-file nnml-active-file)
+ (setq nnml-group-alist (nnmail-get-active))))
-(defun nnml-request-newgroups (date &optional server)
- "List groups created after DATE."
+(deffoo nnml-request-newgroups (date &optional server)
(nnml-request-list server))
-(defun nnml-request-list-newsgroups (&optional server)
- "List newsgroups (defined in NNTP2)."
+(deffoo nnml-request-list-newsgroups (&optional server)
(save-excursion
(nnmail-find-file nnml-newsgroups-file)))
-(defun nnml-request-post (&optional server)
- "Post a new news in current buffer."
- (mail-send-and-exit nil))
-
-(fset 'nnml-request-post-buffer 'nnmail-request-post-buffer)
-
-(defun nnml-request-expire-articles (articles newsgroup &optional server force)
- "Expire all articles in the ARTICLES list in group GROUP.
-The list of unexpired articles will be returned (ie. all articles that
-were too fresh to be expired).
-If FORCE is non-nil, ARTICLES will be deleted whether they are old or not."
- (nnml-possibly-change-directory newsgroup)
- (let* ((days (or (and nnmail-expiry-wait-function
- (funcall nnmail-expiry-wait-function newsgroup))
- nnmail-expiry-wait))
- article rest mod-time)
- (while articles
- (setq article (concat nnml-current-directory (int-to-string
- (car articles))))
- (if (setq mod-time (nth 5 (file-attributes article)))
- (if (or force
- (> (nnmail-days-between
- (current-time-string)
- (current-time-string mod-time))
- days))
- (progn
- (and gnus-verbose-backends (message "Deleting %s..." article))
- (condition-case ()
- (delete-file article)
- (file-error nil))
- (nnml-nov-delete-article newsgroup (car articles)))
- (setq rest (cons (car articles) rest))))
- (setq articles (cdr articles)))
+(deffoo nnml-request-expire-articles (articles newsgroup &optional server force)
+ (nnml-possibly-change-directory newsgroup server)
+ (let* ((active-articles
+ (nnheader-directory-articles nnml-current-directory))
+ (is-old t)
+ article rest mod-time number)
+ (nnmail-activate 'nnml)
+
+ (unless nnml-article-file-alist
+ (setq nnml-article-file-alist
+ (nnheader-article-to-file-alist nnml-current-directory)))
+
+ (while (and articles is-old)
+ (setq article (concat nnml-current-directory
+ (int-to-string
+ (setq number (pop articles)))))
+ (when (setq mod-time (nth 5 (file-attributes article)))
+ (if (and (nnml-deletable-article-p newsgroup number)
+ (setq is-old
+ (nnmail-expired-article-p newsgroup mod-time force
+ nnml-inhibit-expiry)))
+ (progn
+ (nnheader-message 5 "Deleting article %s in %s..."
+ article newsgroup)
+ (condition-case ()
+ (funcall nnmail-delete-file-function article)
+ (file-error
+ (push number rest)))
+ (setq active-articles (delq number active-articles))
+ (nnml-nov-delete-article newsgroup number))
+ (push number rest))))
+ (let ((active (nth 1 (assoc newsgroup nnml-group-alist))))
+ (when active
+ (setcar active (or (and active-articles
+ (apply 'min active-articles))
+ (1+ (cdr active)))))
+ (nnmail-save-active nnml-group-alist nnml-active-file))
(nnml-save-nov)
- rest))
+ (message "")
+ (nconc rest articles)))
-(defun nnml-request-move-article (article group server accept-form)
+(deffoo nnml-request-move-article
+ (article group server accept-form &optional last)
(let ((buf (get-buffer-create " *nnml move*"))
result)
+ (nnml-possibly-change-directory group server)
+ (unless nnml-article-file-alist
+ (setq nnml-article-file-alist
+ (nnheader-article-to-file-alist nnml-current-directory)))
(and
+ (nnml-deletable-article-p group article)
(nnml-request-article article group server)
(save-excursion
(set-buffer buf)
(kill-buffer (current-buffer))
result)
(progn
+ (nnml-possibly-change-directory group server)
(condition-case ()
- (delete-file (concat nnml-current-directory
- (int-to-string article)))
+ (funcall nnmail-delete-file-function
+ (concat nnml-current-directory
+ (int-to-string article)))
(file-error nil))
(nnml-nov-delete-article group article)
- (nnml-save-nov)))
+ (and last (nnml-save-nov))))
result))
-(defun nnml-request-accept-article (group)
+(deffoo nnml-request-accept-article (group &optional server last)
+ (nnml-possibly-change-directory group server)
+ (nnmail-check-syntax)
(let (result)
(if (stringp group)
(and
- (nnml-request-list)
- (setq nnml-group-alist (nnmail-get-active))
- ;; We trick the choosing function into believing that only one
- ;; group is availiable.
- (let ((nnmail-split-methods (list (list group ""))))
- (setq result (car (nnml-save-mail))))
+ (nnmail-activate 'nnml)
+ (setq result (car (nnml-save-mail
+ (list (cons group (nnml-active-number group))))))
(progn
(nnmail-save-active nnml-group-alist nnml-active-file)
- (nnml-save-nov)))
+ (and last (nnml-save-nov))))
(and
- (nnml-request-list)
- (setq nnml-group-alist (nnmail-get-active))
- (setq result (car (nnml-save-mail)))
+ (nnmail-activate 'nnml)
+ (setq result (car (nnml-save-mail
+ (nnmail-article-group 'nnml-active-number))))
(progn
(nnmail-save-active nnml-group-alist nnml-active-file)
- (nnml-save-nov))))
+ (and last (nnml-save-nov)))))
result))
+(deffoo nnml-request-replace-article (article group buffer)
+ (nnml-possibly-change-directory group)
+ (save-excursion
+ (set-buffer buffer)
+ (nnml-possibly-create-directory group)
+ (let ((chars (nnmail-insert-lines))
+ (art (concat (int-to-string article) "\t"))
+ headers)
+ (when (condition-case ()
+ (progn
+ (nnmail-write-region
+ (point-min) (point-max)
+ (concat nnml-current-directory
+ (int-to-string article))
+ nil (if (nnheader-be-verbose 5) nil 'nomesg))
+ t)
+ (error nil))
+ (setq headers (nnml-parse-head chars article))
+ ;; Replace the NOV line in the NOV file.
+ (save-excursion
+ (set-buffer (nnml-open-nov group))
+ (goto-char (point-min))
+ (if (or (looking-at art)
+ (search-forward (concat "\n" art) nil t))
+ ;; Delete the old NOV line.
+ (delete-region (progn (beginning-of-line) (point))
+ (progn (forward-line 1) (point)))
+ ;; The line isn't here, so we have to find out where
+ ;; we should insert it. (This situation should never
+ ;; occur, but one likes to make sure...)
+ (while (and (looking-at "[0-9]+\t")
+ (< (string-to-int
+ (buffer-substring
+ (match-beginning 0) (match-end 0)))
+ article)
+ (zerop (forward-line 1)))))
+ (beginning-of-line)
+ (nnheader-insert-nov headers)
+ (nnml-save-nov)
+ t)))))
+
+(deffoo nnml-request-delete-group (group &optional force server)
+ (nnml-possibly-change-directory group server)
+ (when force
+ ;; Delete all articles in GROUP.
+ (let ((articles
+ (directory-files
+ nnml-current-directory t
+ (concat nnheader-numerical-short-files
+ "\\|" (regexp-quote nnml-nov-file-name) "$")))
+ article)
+ (while articles
+ (setq article (pop articles))
+ (when (file-writable-p article)
+ (nnheader-message 5 "Deleting article %s in %s..." article group)
+ (funcall nnmail-delete-file-function article))))
+ ;; Try to delete the directory itself.
+ (condition-case ()
+ (delete-directory nnml-current-directory)
+ (error nil)))
+ ;; Remove the group from all structures.
+ (setq nnml-group-alist
+ (delq (assoc group nnml-group-alist) nnml-group-alist)
+ nnml-current-group nil
+ nnml-current-directory nil)
+ ;; Save the active file.
+ (nnmail-save-active nnml-group-alist nnml-active-file)
+ t)
+
+(deffoo nnml-request-rename-group (group new-name &optional server)
+ (nnml-possibly-change-directory group server)
+ (let ((new-dir (nnmail-group-pathname new-name nnml-directory))
+ (old-dir (nnmail-group-pathname group nnml-directory)))
+ (when (condition-case ()
+ (progn
+ (make-directory new-dir t)
+ t)
+ (error nil))
+ ;; We move the articles file by file instead of renaming
+ ;; the directory -- there may be subgroups in this group.
+ ;; One might be more clever, I guess.
+ (let ((files (nnheader-article-to-file-alist old-dir)))
+ (while files
+ (rename-file
+ (concat old-dir (cdar files))
+ (concat new-dir (cdar files)))
+ (pop files)))
+ ;; Move .overview file.
+ (let ((overview (concat old-dir nnml-nov-file-name)))
+ (when (file-exists-p overview)
+ (rename-file overview (concat new-dir nnml-nov-file-name))))
+ (when (<= (length (directory-files old-dir)) 2)
+ (condition-case ()
+ (delete-directory old-dir)
+ (error nil)))
+ ;; That went ok, so we change the internal structures.
+ (let ((entry (assoc group nnml-group-alist)))
+ (when entry
+ (setcar entry new-name))
+ (setq nnml-current-directory nil
+ nnml-current-group nil)
+ ;; Save the new group alist.
+ (nnmail-save-active nnml-group-alist nnml-active-file)
+ t))))
+
+(deffoo nnml-set-status (article name value &optional group server)
+ (nnml-possibly-change-directory group server)
+ (let ((file (nnml-article-to-file article)))
+ (cond
+ ((not (file-exists-p file))
+ (nnheader-report 'nnml "File %s does not exist" file))
+ (t
+ (nnheader-temp-write file
+ (nnheader-insert-file-contents-literally file)
+ (nnmail-replace-status name value))
+ t))))
+
\f
-;;; Low-Level Interface
+;;; Internal functions.
+
+(defun nnml-article-to-file (article)
+ (unless nnml-article-file-alist
+ (setq nnml-article-file-alist
+ (nnheader-article-to-file-alist nnml-current-directory)))
+ (let (file)
+ (when (setq file (cdr (assq article nnml-article-file-alist)))
+ (concat nnml-current-directory file))))
+
+(defun nnml-deletable-article-p (group article)
+ "Say whether ARTICLE in GROUP can be deleted."
+ (let (file path)
+ (when (setq file (cdr (assq article nnml-article-file-alist)))
+ (setq path (concat nnml-current-directory file))
+ (when (file-writable-p path)
+ (or (not nnmail-keep-last-article)
+ (not (eq (cdr (nth 1 (assoc group nnml-group-alist)))
+ article)))))))
+
+;; Find an article number in the current group given the Message-ID.
+(defun nnml-find-group-number (id)
+ (save-excursion
+ (set-buffer (get-buffer-create " *nnml id*"))
+ (buffer-disable-undo (current-buffer))
+ (let ((alist nnml-group-alist)
+ number)
+ ;; We want to look through all .overview files, but we want to
+ ;; start with the one in the current directory. It seems most
+ ;; likely that the article we are looking for is in that group.
+ (if (setq number (nnml-find-id nnml-current-group id))
+ (cons nnml-current-group number)
+ ;; It wasn't there, so we look through the other groups as well.
+ (while (and (not number)
+ alist)
+ (or (string= (caar alist) nnml-current-group)
+ (setq number (nnml-find-id (caar alist) id)))
+ (or number
+ (setq alist (cdr alist))))
+ (and number
+ (cons (caar alist) number))))))
+
+(defun nnml-find-id (group id)
+ (erase-buffer)
+ (let ((nov (concat (nnmail-group-pathname group nnml-directory)
+ nnml-nov-file-name))
+ number found)
+ (when (file-exists-p nov)
+ (insert-file-contents nov)
+ (while (and (not found)
+ (search-forward id nil t)) ; We find the ID.
+ ;; And the id is in the fourth field.
+ (when (search-backward
+ "\t" (save-excursion (beginning-of-line) (point)) t 4)
+ (beginning-of-line)
+ (setq found t)
+ ;; We return the article number.
+ (setq number
+ (condition-case ()
+ (read (current-buffer))
+ (error nil)))))
+ number)))
-(defun nnml-retrieve-headers-with-nov (articles)
+(defun nnml-retrieve-headers-with-nov (articles &optional fetch-old)
(if (or gnus-nov-is-evil nnml-nov-is-evil)
nil
(let ((first (car articles))
(last (progn (while (cdr articles) (setq articles (cdr articles)))
(car articles)))
- (nov (concat nnml-current-directory ".nov")))
- (if (file-exists-p nov)
- (save-excursion
- (set-buffer nntp-server-buffer)
- (erase-buffer)
- (insert-file-contents nov)
- (goto-char 1)
- (while (and (not (eobp)) (< first (read (current-buffer))))
+ (nov (concat nnml-current-directory nnml-nov-file-name)))
+ (when (file-exists-p nov)
+ (save-excursion
+ (set-buffer nntp-server-buffer)
+ (erase-buffer)
+ (insert-file-contents nov)
+ (if (and fetch-old
+ (not (numberp fetch-old)))
+ t ; Don't remove anything.
+ (when fetch-old
+ (setq first (max 1 (- first fetch-old))))
+ (goto-char (point-min))
+ (while (and (not (eobp)) (> first (read (current-buffer))))
(forward-line 1))
(beginning-of-line)
- (if (not (eobp)) (delete-region 1 (point)))
+ (when (not (eobp))
+ (delete-region 1 (point)))
(while (and (not (eobp)) (>= last (read (current-buffer))))
(forward-line 1))
(beginning-of-line)
- (if (not (eobp)) (delete-region (point) (point-max)))
- t)))))
-
-(defun nnml-open-server-internal (host &optional service)
- "Open connection to news server on HOST by SERVICE."
- (save-excursion
- ;; Initialize communication buffer.
- (setq nntp-server-buffer (get-buffer-create " *nntpd*"))
- (set-buffer nntp-server-buffer)
- (buffer-disable-undo (current-buffer))
- (erase-buffer)
- (kill-all-local-variables)
- (setq case-fold-search t) ;Should ignore case.
- t))
+ (when (not (eobp))
+ (delete-region (point) (point-max)))
+ t))))))
+
+(defun nnml-possibly-change-directory (group &optional server)
+ (when (and server
+ (not (nnml-server-opened server)))
+ (nnml-open-server server))
+ (when group
+ (let ((pathname (nnmail-group-pathname group nnml-directory)))
+ (when (not (equal pathname nnml-current-directory))
+ (setq nnml-current-directory pathname
+ nnml-current-group group
+ nnml-article-file-alist nil))))
+ t)
-(defun nnml-close-server-internal ()
- "Close connection to news server."
- nil)
-
-(defun nnml-possibly-change-directory (newsgroup)
- (if newsgroup
- (let ((pathname (nnmail-article-pathname newsgroup nnml-directory)))
- (if (file-directory-p pathname)
- (setq nnml-current-directory pathname)
- (error "No such newsgroup: %s" newsgroup)))))
-
-(defun nnml-create-directories ()
- (let ((methods nnmail-split-methods)
- dir dirs)
- (while methods
- (setq dir (nnmail-article-pathname (car (car methods)) nnml-directory))
- (while (not (file-directory-p dir))
- (setq dirs (cons dir dirs))
- (setq dir (file-name-directory (directory-file-name dir))))
- (while dirs
- (if (make-directory (directory-file-name (car dirs)))
- (error "Could not create directory %s" (car dirs)))
- (and gnus-verbose-backends
- (message "Creating mail directory %s" (car dirs)))
- (setq dirs (cdr dirs)))
- (setq methods (cdr methods)))))
-
-(defun nnml-save-mail ()
+(defun nnml-possibly-create-directory (group)
+ (let (dir dirs)
+ (setq dir (nnmail-group-pathname group nnml-directory))
+ (while (not (file-directory-p dir))
+ (push dir dirs)
+ (setq dir (file-name-directory (directory-file-name dir))))
+ (while dirs
+ (make-directory (directory-file-name (car dirs)))
+ (nnheader-message 5 "Creating mail directory %s" (car dirs))
+ (setq dirs (cdr dirs)))))
+
+(defun nnml-save-mail (group-art)
"Called narrowed to an article."
- (let ((group-art (nreverse (nnmail-article-group 'nnml-active-number)))
- chars nov-line)
+ (let (chars headers)
(setq chars (nnmail-insert-lines))
(nnmail-insert-xref group-art)
+ (run-hooks 'nnmail-prepare-save-mail-hook)
+ (run-hooks 'nnml-prepare-save-mail-hook)
(goto-char (point-min))
(while (looking-at "From ")
(replace-match "X-From-Line: ")
(let ((ga group-art)
first)
(while ga
- (let ((file (concat (nnmail-article-pathname
- (car (car ga)) nnml-directory)
- (int-to-string (cdr (car ga))))))
+ (nnml-possibly-create-directory (caar ga))
+ (let ((file (concat (nnmail-group-pathname
+ (caar ga) nnml-directory)
+ (int-to-string (cdar ga)))))
(if first
;; It was already saved, so we just make a hard link.
- (add-name-to-file first file t)
+ (funcall nnmail-crosspost-link-function first file t)
;; Save the article.
- (write-region (point-min) (point-max) file nil
- (if gnus-verbose-backends nil 'nomesg))
+ (nnmail-write-region (point-min) (point-max) file nil
+ (if (nnheader-be-verbose 5) nil 'nomesg))
(setq first file)))
(setq ga (cdr ga))))
- ;; Generate a nov line for this article. We generate the nov
+ ;; Generate a nov line for this article. We generate the nov
;; line after saving, because nov generation destroys the
;; header.
- (setq nov-line (nnml-make-nov-line chars))
+ (setq headers (nnml-parse-head chars))
;; Output the nov line to all nov databases that should have it.
(let ((ga group-art))
(while ga
- (nnml-add-nov (car (car ga)) (cdr (car ga)) nov-line)
+ (nnml-add-nov (caar ga) (cdar ga) headers)
(setq ga (cdr ga))))
group-art))
(defun nnml-active-number (group)
"Compute the next article number in GROUP."
- (let ((active (car (cdr (assoc group nnml-group-alist)))))
+ (let ((active (cadr (assoc group nnml-group-alist))))
+ ;; The group wasn't known to nnml, so we just create an active
+ ;; entry for it.
+ (unless active
+ ;; Perhaps the active file was corrupt? See whether
+ ;; there are any articles in this group.
+ (nnml-possibly-create-directory group)
+ (nnml-possibly-change-directory group)
+ (unless nnml-article-file-alist
+ (setq nnml-article-file-alist
+ (sort
+ (nnheader-article-to-file-alist nnml-current-directory)
+ (lambda (a1 a2) (< (car a1) (car a2))))))
+ (setq active
+ (if nnml-article-file-alist
+ (cons (caar nnml-article-file-alist)
+ (caar (last nnml-article-file-alist)))
+ (cons 1 0)))
+ (push (list group active) nnml-group-alist))
(setcdr active (1+ (cdr active)))
- (let (file)
- (while (file-exists-p
- (setq file (concat (nnmail-article-pathname
- group nnml-directory)
- (int-to-string (cdr active)))))
- (setcdr active (1+ (cdr active)))))
+ (while (file-exists-p
+ (concat (nnmail-group-pathname group nnml-directory)
+ (int-to-string (cdr active))))
+ (setcdr active (1+ (cdr active))))
(cdr active)))
-(defun nnml-get-new-mail ()
- "Read new incoming mail."
- (let (incoming)
- (nnml-create-directories)
- (if (and nnml-get-new-mail nnmail-spool-file
- (file-exists-p nnmail-spool-file)
- (> (nth 7 (file-attributes nnmail-spool-file)) 0))
- (progn
- (and gnus-verbose-backends
- (message "nnml: Reading incoming mail..."))
- (setq incoming
- (nnmail-move-inbox nnmail-spool-file
- (concat nnml-directory "Incoming")))
- (nnml-request-list)
- (setq nnml-group-alist (nnmail-get-active))
- (nnmail-split-incoming incoming 'nnml-save-mail)
- (nnmail-save-active nnml-group-alist nnml-active-file)
- (nnml-save-nov)
- (run-hooks 'nnmail-read-incoming-hook)
-;; (delete-file incoming)
- (and gnus-verbose-backends
- (message "nnml: Reading incoming mail...done"))))))
-
-
-(defun nnml-add-nov (group article line)
+(defun nnml-add-nov (group article headers)
"Add a nov line for the GROUP base."
(save-excursion
(set-buffer (nnml-open-nov group))
(goto-char (point-max))
- (insert (int-to-string article) line)))
+ (mail-header-set-number headers article)
+ (nnheader-insert-nov headers)))
(defsubst nnml-header-value ()
- (buffer-substring (match-end 0) (save-excursion (end-of-line) (point))))
+ (buffer-substring (match-end 0) (progn (end-of-line) (point))))
-(defun nnml-make-nov-line (chars)
- "Create a nov from the current headers."
- (let ((case-fold-search t)
- subject from date id references lines xref in-reply-to char)
- (save-excursion
- (save-restriction
- (goto-char (point-min))
- (narrow-to-region
- (point)
- (1- (or (search-forward "\n\n" nil t) (point-max))))
- ;; Fold continuation lines.
- (goto-char (point-min))
- (while (re-search-forward "\\(\r?\n[ \t]+\\)+" nil t)
- (replace-match " " t t))
- (subst-char-in-region (point-min) (point-max) ?\t ? )
- ;; [number subject from date id references chars lines xref]
- (save-excursion
- (goto-char (point-min))
- (while (re-search-forward "^\\(from\\|subject\\|message-id\\|date\\|lines\\|xref\\|references\\|in-reply-to\\): "
- nil t)
- (beginning-of-line)
- (setq char (downcase (following-char)))
- (cond
- ((eq char ?s)
- (setq subject (nnml-header-value)))
- ((eq char ?f)
- (setq from (nnml-header-value)))
- ((eq char ?x)
- (setq xref (nnml-header-value)))
- ((eq char ?l)
- (setq lines (nnml-header-value)))
- ((eq char ?d)
- (setq date (nnml-header-value)))
- ((eq char ?m)
- (setq id (setq id (nnml-header-value))))
- ((eq char ?r)
- (setq references (nnml-header-value)))
- ((eq char ?i)
- (setq in-reply-to (nnml-header-value))))
- (forward-line 1))
-
- (and (not references)
- in-reply-to
- (string-match "<[^>]+>" in-reply-to)
- (setq references
- (substring in-reply-to (match-beginning 0)
- (match-end 0)))))
- ;; [number subject from date id references chars lines xref]
- (format "\t%s\t%s\t%s\t%s\t%s\t%d\t%s\t%s\n"
- (or subject "(none)")
- (or from "(nobody)") (or date "")
- (or id "") (or references "")
- (or chars 0) (or lines "0") (or xref ""))))))
+(defun nnml-parse-head (chars &optional number)
+ "Parse the head of the current buffer."
+ (save-excursion
+ (save-restriction
+ (goto-char (point-min))
+ (narrow-to-region
+ (point)
+ (1- (or (search-forward "\n\n" nil t) (point-max))))
+ ;; Fold continuation lines.
+ (goto-char (point-min))
+ (while (re-search-forward "\\(\r?\n[ \t]+\\)+" nil t)
+ (replace-match " " t t))
+ ;; Remove any tabs; they are too confusing.
+ (subst-char-in-region (point-min) (point-max) ?\t ? )
+ (let ((headers (nnheader-parse-head t)))
+ (mail-header-set-chars headers chars)
+ (mail-header-set-number headers number)
+ headers))))
(defun nnml-open-nov (group)
(or (cdr (assoc group nnml-nov-buffer-alist))
(let ((buffer (find-file-noselect
- (concat (nnmail-article-pathname
- group nnml-directory) ".nov"))))
+ (concat (nnmail-group-pathname group nnml-directory)
+ nnml-nov-file-name))))
(save-excursion
(set-buffer buffer)
(buffer-disable-undo (current-buffer)))
- (setq nnml-nov-buffer-alist
- (cons (cons group buffer) nnml-nov-buffer-alist))
+ (push (cons group buffer) nnml-nov-buffer-alist)
buffer)))
(defun nnml-save-nov ()
(save-excursion
(while nnml-nov-buffer-alist
- (if (buffer-name (cdr (car nnml-nov-buffer-alist)))
- (progn
- (set-buffer (cdr (car nnml-nov-buffer-alist)))
- (write-region 1 (point-max) (buffer-file-name) nil 'nomesg)
- (set-buffer-modified-p nil)
- (kill-buffer (current-buffer))))
+ (when (buffer-name (cdar nnml-nov-buffer-alist))
+ (set-buffer (cdar nnml-nov-buffer-alist))
+ (when (buffer-modified-p)
+ (nnmail-write-region 1 (point-max) (buffer-file-name) nil 'nomesg))
+ (set-buffer-modified-p nil)
+ (kill-buffer (current-buffer)))
(setq nnml-nov-buffer-alist (cdr nnml-nov-buffer-alist)))))
-(defun nnml-generate-nov-databases (dir)
- "Generate nov databases in all nnml mail newsgroups."
- (interactive
- (progn
- (setq nnml-group-alist nil)
- (list nnml-directory)))
- (nnml-open-server (system-name))
- (let ((dirs (directory-files dir t nil t)))
+;;;###autoload
+(defun nnml-generate-nov-databases ()
+ "Generate nov databases in all nnml directories."
+ (interactive)
+ ;; Read the active file to make sure we don't re-use articles
+ ;; numbers in empty groups.
+ (nnmail-activate 'nnml)
+ (nnml-open-server (or (nnoo-current-server 'nnml) ""))
+ (setq nnml-directory (expand-file-name nnml-directory))
+ ;; Recurse down the directories.
+ (nnml-generate-nov-databases-1 nnml-directory)
+ ;; Save the active file.
+ (nnmail-save-active nnml-group-alist nnml-active-file))
+
+(defun nnml-generate-nov-databases-1 (dir)
+ (setq dir (file-name-as-directory dir))
+ ;; We descend recursively
+ (let ((dirs (directory-files dir t nil t))
+ dir)
(while dirs
- (if (and (not (string-match "/\\.\\.$" (car dirs)))
- (not (string-match "/\\.$" (car dirs)))
- (file-directory-p (car dirs)))
- (nnml-generate-nov-databases (car dirs)))
- (setq dirs (cdr dirs))))
+ (setq dir (pop dirs))
+ (when (and (not (member (file-name-nondirectory dir) '("." "..")))
+ (file-directory-p dir))
+ (nnml-generate-nov-databases-1 dir))))
+ ;; Do this directory.
(let ((files (sort
(mapcar
- (function
- (lambda (name)
- (string-to-int name)))
+ (lambda (name) (string-to-int name))
(directory-files dir nil "^[0-9]+$" t))
- (function <)))
- (nov (concat dir "/.nov"))
- (nov-buffer (get-buffer-create "*nov*"))
- nov-line chars)
- (if files
- (setq nnml-group-alist
- (cons (list (nnmail-replace-chars-in-string
- (substring (expand-file-name dir)
- (length (expand-file-name
- nnml-directory)))
- ?/ ?.)
- (cons (car files)
- (let ((f files))
- (while (cdr f) (setq f (cdr f)))
- (car f))))
- nnml-group-alist)))
- (if files
- (save-excursion
- (set-buffer nntp-server-buffer)
- (if (file-exists-p nov)
- (delete-file nov))
- (save-excursion
- (set-buffer nov-buffer)
- (buffer-disable-undo (current-buffer))
- (erase-buffer))
- (while files
- (erase-buffer)
- (insert-file-contents (concat dir "/" (int-to-string (car files))))
- (goto-char 1)
- (narrow-to-region 1 (save-excursion (search-forward "\n\n" nil t)
- (setq chars (- (point-max)
- (point)))
- (point)))
- (setq nov-line (nnml-make-nov-line chars))
+ '<)))
+ (when files
+ (funcall nnml-generate-active-function dir)
+ ;; Generate the nov file.
+ (nnml-generate-nov-file dir files))))
+
+(defvar files)
+(defun nnml-generate-active-info (dir)
+ ;; Update the active info for this group.
+ (let ((group (nnheader-file-to-group
+ (directory-file-name dir) nnml-directory)))
+ (setq nnml-group-alist
+ (delq (assoc group nnml-group-alist) nnml-group-alist))
+ (push (list group
+ (cons (car files)
+ (let ((f files))
+ (while (cdr f) (setq f (cdr f)))
+ (car f))))
+ nnml-group-alist)))
+
+(defun nnml-generate-nov-file (dir files)
+ (let* ((dir (file-name-as-directory dir))
+ (nov (concat dir nnml-nov-file-name))
+ (nov-buffer (get-buffer-create " *nov*"))
+ chars file headers)
+ (save-excursion
+ ;; Init the nov buffer.
+ (set-buffer nov-buffer)
+ (buffer-disable-undo (current-buffer))
+ (erase-buffer)
+ (set-buffer nntp-server-buffer)
+ ;; Delete the old NOV file.
+ (when (file-exists-p nov)
+ (funcall nnmail-delete-file-function nov))
+ (while files
+ (unless (file-directory-p
+ (setq file (concat dir (int-to-string (car files)))))
+ (erase-buffer)
+ (insert-file-contents file)
+ (narrow-to-region
+ (goto-char (point-min))
+ (progn
+ (search-forward "\n\n" nil t)
+ (setq chars (- (point-max) (point)))
+ (max 1 (1- (point)))))
+ (when (and (not (= 0 chars)) ; none of them empty files...
+ (not (= (point-min) (point-max))))
+ (goto-char (point-min))
+ (setq headers (nnml-parse-head chars (car files)))
(save-excursion
(set-buffer nov-buffer)
(goto-char (point-max))
- (insert (int-to-string (car files)) nov-line))
- (widen)
- (setq files (cdr files)))
- (save-excursion
- (set-buffer nov-buffer)
- (write-region 1 (point-max) (expand-file-name nov) nil
- 'nomesg)
- (kill-buffer (current-buffer)))))
- (nnmail-save-active nnml-group-alist nnml-active-file)))
+ (nnheader-insert-nov headers)))
+ (widen))
+ (setq files (cdr files)))
+ (save-excursion
+ (set-buffer nov-buffer)
+ (nnmail-write-region 1 (point-max) nov nil 'nomesg)
+ (kill-buffer (current-buffer))))))
(defun nnml-nov-delete-article (group article)
(save-excursion
(set-buffer (nnml-open-nov group))
- (goto-char 1)
- (if (re-search-forward (concat "^" (int-to-string article) "\t"))
- (delete-region (match-beginning 0) (progn (forward-line 1) (point))))
+ (goto-char (point-min))
+ (when (re-search-forward (concat "^" (int-to-string article) "\t") nil t)
+ (delete-region (match-beginning 0) (progn (forward-line 1) (point))))
t))
(provide 'nnml)