X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fnnvirtual.el;h=2440ad089dbc33d74cb94d12a384c76a5f816151;hb=8a8cda10c8426092f3f1bf113a06169dbca0a634;hp=8d46ed5cc9ebe8fd8d1ba6363b78792f36270a9f;hpb=dab90e322488e20205f3e4c254049f40577275a9;p=elisp%2Fgnus.git- diff --git a/lisp/nnvirtual.el b/lisp/nnvirtual.el index 8d46ed5..2440ad0 100644 --- a/lisp/nnvirtual.el +++ b/lisp/nnvirtual.el @@ -1,5 +1,6 @@ ;;; nnvirtual.el --- virtual newsgroups access for Gnus -;; Copyright (C) 1994,95,96,97,98,99 Free Software Foundation, Inc. +;; Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000 +;; Free Software Foundation, Inc. ;; Author: David Moore ;; Lars Magne Ingebrigtsen @@ -32,6 +33,7 @@ ;;; Code: (eval-when-compile (require 'cl)) + (require 'nntp) (require 'nnheader) (require 'gnus) @@ -62,8 +64,7 @@ component group will show up when you enter the virtual group.") (defvoo nnvirtual-current-group nil) (defvoo nnvirtual-mapping-table nil - "Table of rules on how to map between component group and article number -to virtual article number.") + "Table of rules on how to map between component group and article number to virtual article number.") (defvoo nnvirtual-mapping-offsets nil "Table indexed by component group to an offset to be applied to article numbers in that group.") @@ -121,47 +122,47 @@ to virtual article number.") (let ((gnus-use-cache t)) (setq result (gnus-retrieve-headers articles cgroup nil)))) - (set-buffer nntp-server-buffer) - ;; If we got HEAD headers, we convert them into NOV - ;; headers. This is slow, inefficient and, come to think - ;; of it, downright evil. So sue me. I couldn't be - ;; bothered to write a header parse routine that could - ;; parse a mixed HEAD/NOV buffer. - (when (eq result 'headers) - (nnvirtual-convert-headers)) - (goto-char (point-min)) - (while (not (eobp)) - (delete-region (point) - (progn - (setq carticle (read nntp-server-buffer)) - (point))) - - ;; We remove this article from the articles list, if - ;; anything is left in the articles list after going through - ;; the entire buffer, then those articles have been - ;; expired or canceled, so we appropriately update the - ;; component group below. They should be coming up - ;; generally in order, so this shouldn't be slow. - (setq articles (delq carticle articles)) - - (setq article (nnvirtual-reverse-map-article cgroup carticle)) - (if (null article) - ;; This line has no reverse mapping, that means it - ;; was an extra article reference returned by nntp. - (progn - (beginning-of-line) - (delete-region (point) (progn (forward-line 1) (point)))) - ;; Otherwise insert the virtual article number, - ;; and clean up the xrefs. - (princ article nntp-server-buffer) - (nnvirtual-update-xref-header cgroup carticle - prefix system-name) - (forward-line 1)) - ) - - (set-buffer vbuf) - (goto-char (point-max)) - (insert-buffer-substring nntp-server-buffer)) + (set-buffer nntp-server-buffer) + ;; If we got HEAD headers, we convert them into NOV + ;; headers. This is slow, inefficient and, come to think + ;; of it, downright evil. So sue me. I couldn't be + ;; bothered to write a header parse routine that could + ;; parse a mixed HEAD/NOV buffer. + (when (eq result 'headers) + (nnvirtual-convert-headers)) + (goto-char (point-min)) + (while (not (eobp)) + (delete-region (point) + (progn + (setq carticle (read nntp-server-buffer)) + (point))) + + ;; We remove this article from the articles list, if + ;; anything is left in the articles list after going through + ;; the entire buffer, then those articles have been + ;; expired or canceled, so we appropriately update the + ;; component group below. They should be coming up + ;; generally in order, so this shouldn't be slow. + (setq articles (delq carticle articles)) + + (setq article (nnvirtual-reverse-map-article cgroup carticle)) + (if (null article) + ;; This line has no reverse mapping, that means it + ;; was an extra article reference returned by nntp. + (progn + (beginning-of-line) + (delete-region (point) (progn (forward-line 1) (point)))) + ;; Otherwise insert the virtual article number, + ;; and clean up the xrefs. + (princ article nntp-server-buffer) + (nnvirtual-update-xref-header cgroup carticle + prefix system-name) + (forward-line 1)) + ) + + (set-buffer vbuf) + (goto-char (point-max)) + (insert-buffer-substring nntp-server-buffer)) ;; Anything left in articles is expired or canceled. ;; Could be smart and not tell it about articles already known? (when articles @@ -198,8 +199,9 @@ to virtual article number.") (save-excursion (when buffer (set-buffer buffer)) - (let ((method (gnus-find-method-for-group - nnvirtual-last-accessed-component-group))) + (let* ((gnus-override-method nil) + (method (gnus-find-method-for-group + nnvirtual-last-accessed-component-group))) (funcall (gnus-get-function method 'request-article) article nil (nth 1 method) buffer))))) ;; This is a fetch by number. @@ -284,12 +286,11 @@ to virtual article number.") (deffoo nnvirtual-request-update-mark (group article mark) (let* ((nart (nnvirtual-map-article article)) - (cgroup (car nart)) - ;; The component group might be a virtual group. - (nmark (gnus-request-update-mark cgroup (cdr nart) mark))) + (cgroup (car nart))) (when (and nart (memq mark gnus-auto-expirable-marks) - (= mark nmark) + ;; The component group might be a virtual group. + (= mark (gnus-request-update-mark cgroup (cdr nart) mark)) (gnus-group-auto-expirable-p cgroup)) (setq mark gnus-expirable-mark))) mark) @@ -367,8 +368,15 @@ to virtual article number.") (nnvirtual-possibly-change-server server) (setq nnvirtual-component-groups (delete (nnvirtual-current-group) nnvirtual-component-groups)) - (dolist (group nnvirtual-component-groups) - (gnus-group-expire-articles-1 group))) + (let (unexpired) + (dolist (group nnvirtual-component-groups) + (setq unexpired (nconc unexpired + (mapcar + #'(lambda (article) + (nnvirtual-reverse-map-article + group article)) + (gnus-group-expire-articles-1 group))))) + (sort unexpired '<))) ;;; Internal functions. @@ -591,7 +599,7 @@ If UPDATE-P is not nil, call gnus-group-update-group on the components." (aref entry 1) (cdr (aref nnvirtual-mapping-offsets group-pos))) )) - )) + )) @@ -649,7 +657,7 @@ then it is left out of the result." "Return an association list of component article numbers. These are indexed by elements of nnvirtual-component-groups, based on the sequence ARTICLES of virtual article numbers. ARTICLES should be -sorted, and can be a compressed sequence. If any of the article +sorted, and can be a compressed sequence. If any of the article numbers has no corresponding component article, then it is left out of the result." (when (numberp (cdr-safe articles)) @@ -691,28 +699,28 @@ based on the marks on the component groups." ;; Into all-unreads we put (g unreads). ;; Into all-marks we put (g marks). ;; We also increment cnt and tot here, and compute M (max of sizes). - (mapc (lambda (g) - (setq active (gnus-activate-group g) - min (car active) - max (cdr active)) - (when (and active (>= max min) (not (zerop max))) - ;; store active information - (push (list g (- max min -1) max) actives) - ;; collect unread/mark info for later - (setq unreads (gnus-list-of-unread-articles g)) - (setq marks (gnus-info-marks (gnus-get-info g))) - (when gnus-use-cache - (push (cons 'cache - (gnus-cache-articles-in-group g)) - marks)) - (push (cons g unreads) all-unreads) - (push (cons g marks) all-marks) - ;; count groups, total #articles, and max size - (setq size (- max min -1)) - (setq cnt (1+ cnt) - tot (+ tot size) - M (max M size)))) - nnvirtual-component-groups) + (mapcar (lambda (g) + (setq active (gnus-activate-group g) + min (car active) + max (cdr active)) + (when (and active (>= max min) (not (zerop max))) + ;; store active information + (push (list g (- max min -1) max) actives) + ;; collect unread/mark info for later + (setq unreads (gnus-list-of-unread-articles g)) + (setq marks (gnus-info-marks (gnus-get-info g))) + (when gnus-use-cache + (push (cons 'cache + (gnus-cache-articles-in-group g)) + marks)) + (push (cons g unreads) all-unreads) + (push (cons g marks) all-marks) + ;; count groups, total #articles, and max size + (setq size (- max min -1)) + (setq cnt (1+ cnt) + tot (+ tot size) + M (max M size)))) + nnvirtual-component-groups) ;; Number of articles in the virtual group. (setq nnvirtual-mapping-len tot)