;;; gnus-srvr.el --- virtual server support for Gnus
-;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
-;; Free Software Foundation, Inc.
+
+;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
+;; 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news
;; GNU Emacs is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
-;; the Free Software Foundation; either version 2, or (at your option)
+;; the Free Software Foundation; either version 3, or (at your option)
;; any later version.
;; GNU Emacs is distributed in the hope that it will be useful,
;; 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, Inc., 59 Temple Place - Suite 330,
-;; Boston, MA 02111-1307, USA.
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
;;; Commentary:
The following specs are understood:
-%h backend
+%h back end
%n name
%w address
%s status
(defcustom gnus-server-browse-in-group-buffer nil
"Whether server browsing should take place in the group buffer.
If nil, a faster, but more primitive, buffer is used instead."
+ :version "22.1"
:group 'gnus-server-visual
:type 'boolean)
["Copy" gnus-server-copy-server t]
["Edit" gnus-server-edit-server t]
["Regenerate" gnus-server-regenerate-server t]
+ ["Compact" gnus-server-compact-server t]
["Exit" gnus-server-exit t]))
(easy-menu-define
"g" gnus-server-regenerate-server
+ "z" gnus-server-compact-server
+
"\C-c\C-i" gnus-info-find-node
"\C-c\C-b" gnus-bug))
-(defface gnus-server-agent-face
+(defface gnus-server-agent
'((((class color) (background light)) (:foreground "PaleTurquoise" :bold t))
(((class color) (background dark)) (:foreground "PaleTurquoise" :bold t))
(t (:bold t)))
"Face used for displaying AGENTIZED servers"
:group 'gnus-server-visual)
+;; backward-compatibility alias
+(put 'gnus-server-agent-face 'face-alias 'gnus-server-agent)
-(defface gnus-server-opened-face
+(defface gnus-server-opened
'((((class color) (background light)) (:foreground "Green3" :bold t))
(((class color) (background dark)) (:foreground "Green1" :bold t))
(t (:bold t)))
"Face used for displaying OPENED servers"
:group 'gnus-server-visual)
+;; backward-compatibility alias
+(put 'gnus-server-opened-face 'face-alias 'gnus-server-opened)
-(defface gnus-server-closed-face
+(defface gnus-server-closed
'((((class color) (background light)) (:foreground "Steel Blue" :italic t))
(((class color) (background dark))
- (:foreground "Light Steel Blue" :italic t))
+ (:foreground "LightBlue" :italic t))
(t (:italic t)))
"Face used for displaying CLOSED servers"
:group 'gnus-server-visual)
+;; backward-compatibility alias
+(put 'gnus-server-closed-face 'face-alias 'gnus-server-closed)
-(defface gnus-server-denied-face
+(defface gnus-server-denied
'((((class color) (background light)) (:foreground "Red" :bold t))
(((class color) (background dark)) (:foreground "Pink" :bold t))
(t (:inverse-video t :bold t)))
"Face used for displaying DENIED servers"
:group 'gnus-server-visual)
+;; backward-compatibility alias
+(put 'gnus-server-denied-face 'face-alias 'gnus-server-denied)
-(defface gnus-server-offline-face
+(defface gnus-server-offline
'((((class color) (background light)) (:foreground "Orange" :bold t))
(((class color) (background dark)) (:foreground "Yellow" :bold t))
(t (:inverse-video t :bold t)))
"Face used for displaying OFFLINE servers"
:group 'gnus-server-visual)
-
-(defcustom gnus-server-agent-face 'gnus-server-agent-face
- "Face name to use on AGENTIZED servers."
- :group 'gnus-server-visual
- :type 'face)
-
-(defcustom gnus-server-opened-face 'gnus-server-opened-face
- "Face name to use on OPENED servers."
- :group 'gnus-server-visual
- :type 'face)
-
-(defcustom gnus-server-closed-face 'gnus-server-closed-face
- "Face name to use on CLOSED servers."
- :group 'gnus-server-visual
- :type 'face)
-
-(defcustom gnus-server-denied-face 'gnus-server-denied-face
- "Face name to use on DENIED servers."
- :group 'gnus-server-visual
- :type 'face)
-
-(defcustom gnus-server-offline-face 'gnus-server-offline-face
- "Face name to use on OFFLINE servers."
- :group 'gnus-server-visual
- :type 'face)
+;; backward-compatibility alias
+(put 'gnus-server-offline-face 'face-alias 'gnus-server-offline)
(defvar gnus-server-font-lock-keywords
- (list
- '("(\\(agent\\))" 1 gnus-server-agent-face)
- '("(\\(opened\\))" 1 gnus-server-opened-face)
- '("(\\(closed\\))" 1 gnus-server-closed-face)
- '("(\\(offline\\))" 1 gnus-server-offline-face)
- '("(\\(denied\\))" 1 gnus-server-denied-face)))
+ '(("(\\(agent\\))" 1 'gnus-server-agent)
+ ("(\\(opened\\))" 1 'gnus-server-opened)
+ ("(\\(closed\\))" 1 'gnus-server-closed)
+ ("(\\(offline\\))" 1 'gnus-server-offline)
+ ("(\\(denied\\))" 1 'gnus-server-denied)))
(defun gnus-server-mode ()
"Major mode for listing and editing servers.
(put 'gnus-server-mode 'font-lock-defaults '(gnus-server-font-lock-keywords t))
(set (make-local-variable 'font-lock-defaults)
'(gnus-server-font-lock-keywords t)))
- (gnus-run-hooks 'gnus-server-mode-hook))
+ (gnus-run-mode-hooks 'gnus-server-mode-hook))
(defun gnus-server-insert-server-line (gnus-tmp-name method)
(let* ((gnus-tmp-how (car method))
"(closed)")
((error) "(error)")))))
(gnus-tmp-agent (if (and gnus-agent
- (member method
- gnus-agent-covered-methods))
+ (gnus-agent-method-p method))
" (agent)"
"")))
(beginning-of-line)
(prog1 (1+ (point))
;; Insert the text.
(eval gnus-server-line-format-spec))
- (list 'gnus-server (intern gnus-tmp-name)))))
+ (list 'gnus-server (intern gnus-tmp-name)
+ 'gnus-named-server (intern (gnus-method-to-server method))))))
(defun gnus-enter-server-buffer ()
"Set up the server buffer."
(gnus-set-format 'server t)
(let ((alist gnus-server-alist)
(buffer-read-only nil)
- (opened gnus-opened-servers)
done server op-ser)
(erase-buffer)
(setq gnus-inserted-opened-servers nil)
(pop alist)))
;; Then we insert the list of servers that have been opened in
;; this session.
- (while opened
- (when (and (not (member (caar opened) done))
+ (dolist (open gnus-opened-servers)
+ (when (and (not (member (car open) done))
;; Just ignore ephemeral servers.
- (not (member (caar opened) gnus-ephemeral-servers)))
- (push (caar opened) done)
+ (not (member (car open) gnus-ephemeral-servers)))
+ (push (car open) done)
(gnus-server-insert-server-line
- (setq op-ser (format "%s:%s" (caaar opened) (nth 1 (caar opened))))
- (caar opened))
- (push (list op-ser (caar opened)) gnus-inserted-opened-servers))
- (setq opened (cdr opened))))
+ (setq op-ser (format "%s:%s" (caar open) (nth 1 (car open))))
+ (car open))
+ (push (list op-ser (car open)) gnus-inserted-opened-servers))))
(goto-char (point-min))
(gnus-server-position-point))
(defun gnus-server-server-name ()
- (let ((server (get-text-property (gnus-point-at-bol) 'gnus-server)))
+ (let ((server (get-text-property (point-at-bol) 'gnus-server)))
+ (and server (symbol-name server))))
+
+(defun gnus-server-named-server ()
+ "Return a server name that matches one of the names returned by
+`gnus-method-to-server'."
+ (let ((server (get-text-property (point-at-bol) 'gnus-named-server)))
(and server (symbol-name server))))
(defalias 'gnus-server-position-point 'gnus-goto-colon)
(if cached
(setq gnus-server-method-cache
(delq cached gnus-server-method-cache)))
- (if entry (setcdr entry info)
+ (if entry
+ (progn
+ ;; Remove the server from `gnus-opened-servers' since
+ ;; it has never been opened with the new `info' yet.
+ (gnus-opened-servers-remove (cdr entry))
+ ;; Don't make a new Lisp object.
+ (setcar (cdr entry) (car info))
+ (setcdr (cdr entry) (cdr info)))
(setq gnus-server-alist
(nconc gnus-server-alist (list (cons server info))))))))
(defun gnus-server-open-all-servers ()
"Open all servers."
(interactive)
- (let ((servers gnus-inserted-opened-servers))
- (while servers
- (gnus-server-open-server (car (pop servers))))))
+ (dolist (server gnus-inserted-opened-servers)
+ (gnus-server-open-server (car server))))
(defun gnus-server-close-server (server)
"Close SERVER."
"Close all servers."
(interactive)
(dolist (server gnus-inserted-opened-servers)
+ (gnus-server-close-server (car server)))
+ (dolist (server gnus-server-alist)
(gnus-server-close-server (car server))))
(defun gnus-server-deny-server (server)
`(lambda (form)
(gnus-server-set-info ,server form)
(gnus-server-list-servers)
- (gnus-server-position-point)))))
+ (gnus-server-position-point))
+ 'edit-server)))
(defun gnus-server-scan-server (server)
"Request a scan from the current server."
(if (eq (car method) 'nntp)
(while (not (eobp))
(ignore-errors
- (push (cons
- (buffer-substring
- (point)
- (progn
- (skip-chars-forward "^ \t")
- (point)))
+ (push (cons
+ (mm-string-as-unibyte
+ (buffer-substring
+ (point)
+ (progn
+ (skip-chars-forward "^ \t")
+ (point))))
(let ((last (read cur)))
(cons (read cur) last)))
groups))
(while (not (eobp))
(ignore-errors
(push (cons
- (if (eq (char-after) ?\")
- (read cur)
- (let ((p (point)) (name ""))
- (skip-chars-forward "^ \t\\\\")
- (setq name (buffer-substring p (point)))
- (while (eq (char-after) ?\\)
- (setq p (1+ (point)))
- (forward-char 2)
- (skip-chars-forward "^ \t\\\\")
- (setq name (concat name (buffer-substring
- p (point)))))
- name))
+ (mm-string-as-unibyte
+ (if (eq (char-after) ?\")
+ (read cur)
+ (let ((p (point)) (name ""))
+ (skip-chars-forward "^ \t\\\\")
+ (setq name (buffer-substring p (point)))
+ (while (eq (char-after) ?\\)
+ (setq p (1+ (point)))
+ (forward-char 2)
+ (skip-chars-forward "^ \t\\\\")
+ (setq name (concat name (buffer-substring
+ p (point)))))
+ name)))
(let ((last (read cur)))
(cons (read cur) last)))
groups))
(prog1 (1+ (point))
(insert
(format "%c%7d: %s\n"
- (let ((level (gnus-group-level
- (concat prefix (setq name (car group))))))
- (cond
- ((<= level gnus-level-subscribed) ? )
- ((<= level gnus-level-unsubscribed) ?U)
- ((= level gnus-level-zombie) ?Z)
- (t ?K)))
+ (let ((level
+ (if (string= prefix "")
+ (gnus-group-level (setq name (car group)))
+ (gnus-group-level
+ (concat prefix (setq name (car group)))))))
+ (cond
+ ((<= level gnus-level-subscribed) ? )
+ ((<= level gnus-level-unsubscribed) ?U)
+ ((= level gnus-level-zombie) ?Z)
+ (t ?K)))
(max 0 (- (1+ (cddr group)) (cadr group)))
- (mm-decode-coding-string
- name
- (inline (gnus-group-name-charset method name))))))
- (list 'gnus-group name))))
+ ;; Don't decode if name is ASCII
+ (if (and (fboundp 'detect-coding-string)
+ (eq (detect-coding-string name t) 'undecided))
+ name
+ (mm-decode-coding-string
+ name
+ (inline (gnus-group-name-charset method name)))))))
+ (list 'gnus-group name)
+ )))
(switch-to-buffer (current-buffer)))
(goto-char (point-min))
(gnus-group-position-point)
(setq truncate-lines t)
(gnus-set-default-directory)
(setq buffer-read-only t)
- (gnus-run-hooks 'gnus-browse-mode-hook))
+ (gnus-run-mode-hooks 'gnus-browse-mode-hook))
-(defun gnus-browse-read-group (&optional no-article)
- "Enter the group at the current line."
- (interactive)
+(defun gnus-browse-read-group (&optional no-article number)
+ "Enter the group at the current line.
+If NUMBER, fetch this number of articles."
+ (interactive "P")
(let ((group (gnus-browse-group-name)))
(if (or (not (gnus-get-info group))
(gnus-ephemeral-group-p group))
(unless (gnus-group-read-ephemeral-group
group gnus-browse-current-method nil
- (cons (current-buffer) 'browse))
+ (cons (current-buffer) 'browse)
+ nil nil nil number)
(error "Couldn't enter %s" group))
(unless (gnus-group-read-group nil no-article group)
(error "Couldn't enter %s" group)))))
-(defun gnus-browse-select-group ()
- "Select the current group."
- (interactive)
- (gnus-browse-read-group 'no))
+(defun gnus-browse-select-group (&optional number)
+ "Select the current group.
+If NUMBER, fetch this number of articles."
+ (interactive "P")
+ (gnus-browse-read-group 'no number))
(defun gnus-browse-next-group (n)
"Go to the next group."
(save-excursion
(beginning-of-line)
(let ((name (get-text-property (point) 'gnus-group)))
- (when (re-search-forward ": \\(.*\\)$" (gnus-point-at-eol) t)
- (concat (gnus-method-to-server-name gnus-browse-current-method) ":"
+ (when (re-search-forward ": \\(.*\\)$" (point-at-eol) t)
+ (concat (gnus-method-to-server-name gnus-browse-current-method) ":"
(or name
(match-string-no-properties 1)))))))
(unless (eq (char-after) ? )
(setq sub t))
(setq group (gnus-browse-group-name))
+ (when (gnus-server-equal gnus-browse-current-method "native")
+ (setq group (gnus-group-real-name group)))
(if sub
(progn
;; Make sure the group has been properly removed before we
;; subscribe to it.
- (gnus-kill-ephemeral-group group)
+ (if (gnus-ephemeral-group-p group)
+ (gnus-kill-ephemeral-group group))
+ ;; We need to discern between killed/zombie groups and
+ ;; just unsubscribed ones.
(gnus-group-change-level
- (list t group gnus-level-default-subscribed
- nil nil (if (gnus-server-equal
- gnus-browse-current-method "native")
- nil
- (gnus-method-simplify
- gnus-browse-current-method)))
+ (or (gnus-group-entry group)
+ (list t group gnus-level-default-subscribed
+ nil nil (if (gnus-server-equal
+ gnus-browse-current-method "native")
+ nil
+ (gnus-method-simplify
+ gnus-browse-current-method))))
gnus-level-default-subscribed (gnus-group-level group)
(and (car (nth 1 gnus-newsrc-alist))
- (gnus-gethash (car (nth 1 gnus-newsrc-alist))
- gnus-newsrc-hashtb))
- t)
+ (gnus-group-entry (car (nth 1 gnus-newsrc-alist))))
+ (null (gnus-group-entry group)))
(delete-char 1)
(insert ? ))
(gnus-group-change-level
(gnus-get-function (gnus-server-to-method server)
'request-regenerate)
(error
- (error "This backend doesn't support regeneration")))
+ (error "This back end doesn't support regeneration")))
(gnus-message 5 "Requesting regeneration of %s..." server)
(unless (gnus-open-server server)
(error "Couldn't open server"))
(gnus-message 5 "Requesting regeneration of %s...done" server)
(gnus-message 5 "Couldn't regenerate %s" server))))
+
+;;;
+;;; Server compaction. -- dvl
+;;;
+
+;; #### FIXME: this function currently fails to update the Group buffer's
+;; #### appearance.
+(defun gnus-server-compact-server ()
+ "Issue a command to the server to compact all its groups.
+
+Note: currently only implemented in nnml."
+ (interactive)
+ (let ((server (gnus-server-server-name)))
+ (unless server
+ (error "No server on the current line"))
+ (condition-case ()
+ (gnus-get-function (gnus-server-to-method server)
+ 'request-compact)
+ (error
+ (error "This back end doesn't support compaction")))
+ (gnus-message 5 "\
+Requesting compaction of %s... (this may take a long time)"
+ server)
+ (unless (gnus-open-server server)
+ (error "Couldn't open server"))
+ (if (not (gnus-request-compact server))
+ (gnus-message 5 "Couldn't compact %s" server)
+ (gnus-message 5 "Requesting compaction of %s...done" server)
+ ;; Invalidate the original article buffer which might be out of date.
+ ;; #### NOTE: Yes, this might be a bit rude, but since compaction
+ ;; #### will not happen very often, I think this is acceptable.
+ (let ((original (get-buffer gnus-original-article-buffer)))
+ (and original (gnus-kill-buffer original))))))
+
(provide 'gnus-srvr)
+;;; arch-tag: c0117f64-27ca-475d-9406-8da6854c7a25
;;; gnus-srvr.el ends here