;;; gnus-srvr.el --- virtual server support for Gnus
-;; Copyright (C) 1995,96 Free Software Foundation, Inc.
+;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
+;; Free Software Foundation, Inc.
-;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news
;; This file is part of GNU Emacs.
;;; Code:
+(eval-when-compile (require 'cl))
+
(require 'gnus)
(require 'gnus-spec)
(require 'gnus-group)
(require 'gnus-int)
(require 'gnus-range)
-(defvar gnus-server-mode-hook nil
- "Hook run in `gnus-server-mode' buffers.")
+(defcustom gnus-server-mode-hook nil
+ "Hook run in `gnus-server-mode' buffers."
+ :group 'gnus-server
+ :type 'hook)
+
+(defcustom gnus-server-exit-hook nil
+ "Hook run when exiting the server buffer."
+ :group 'gnus-server
+ :type 'hook)
-(defconst gnus-server-line-format " {%(%h:%w%)} %s\n"
+(defcustom gnus-server-line-format " {%(%h:%w%)} %s%a\n"
"Format of server lines.
It works along the same lines as a normal formatting string,
-with some simple extensions.")
+with some simple extensions.
+
+The following specs are understood:
+
+%h backend
+%n name
+%w address
+%s status
+%a agent covered
-(defvar gnus-server-mode-line-format "Gnus List of servers"
- "The format specification for the server mode line.")
+General format specifiers can also be used.
+See Info node `(gnus)Formatting Variables'."
+ :link '(custom-manual "(gnus)Formatting Variables")
+ :group 'gnus-server-visual
+ :type 'string)
-(defvar gnus-server-exit-hook nil
- "*Hook run when exiting the server buffer.")
+(defcustom gnus-server-mode-line-format "Gnus: %%b"
+ "The format specification for the server mode line."
+ :group 'gnus-server-visual
+ :type 'string)
+
+(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."
+ :group 'gnus-server-visual
+ :type 'boolean)
;;; Internal variables.
(defvar gnus-inserted-opened-servers nil)
(defvar gnus-server-line-format-alist
- `((?h how ?s)
- (?n name ?s)
- (?w where ?s)
- (?s status ?s)))
+ `((?h gnus-tmp-how ?s)
+ (?n gnus-tmp-name ?s)
+ (?w gnus-tmp-where ?s)
+ (?s gnus-tmp-status ?s)
+ (?a gnus-tmp-agent ?s)))
-(defvar gnus-server-mode-line-format-alist
- `((?S news-server ?s)
- (?M news-method ?s)
- (?u user-defined ?s)))
+(defvar gnus-server-mode-line-format-alist
+ `((?S gnus-tmp-news-server ?s)
+ (?M gnus-tmp-news-method ?s)
+ (?u gnus-tmp-user-defined ?s)))
(defvar gnus-server-line-format-spec nil)
(defvar gnus-server-mode-line-format-spec nil)
(easy-menu-define
gnus-server-server-menu gnus-server-mode-map ""
'("Server"
- ["Add" gnus-server-add-server t]
+ ["Add..." gnus-server-add-server t]
["Browse" gnus-server-read-server t]
["Scan" gnus-server-scan-server t]
["List" gnus-server-list-servers t]
'("Connections"
["Open" gnus-server-open-server t]
["Close" gnus-server-close-server t]
+ ["Offline" gnus-server-offline-server t]
["Deny" gnus-server-deny-server t]
"---"
["Open All" gnus-server-open-all-servers t]
["Close All" gnus-server-close-all-servers t]
["Reset All" gnus-server-remove-denials t]))
- (run-hooks 'gnus-server-menu-hook)))
+ (gnus-run-hooks 'gnus-server-menu-hook)))
(defvar gnus-server-mode-map nil)
(put 'gnus-server-mode 'mode-class 'special)
(setq gnus-server-mode-map (make-sparse-keymap))
(suppress-keymap gnus-server-mode-map)
- (gnus-define-keys
- gnus-server-mode-map
- " " gnus-server-read-server
- "\r" gnus-server-read-server
- gnus-mouse-2 gnus-server-pick-server
- "q" gnus-server-exit
- "l" gnus-server-list-servers
- "k" gnus-server-kill-server
- "y" gnus-server-yank-server
- "c" gnus-server-copy-server
- "a" gnus-server-add-server
- "e" gnus-server-edit-server
- "s" gnus-server-scan-server
-
- "O" gnus-server-open-server
- "\M-o" gnus-server-open-all-servers
- "C" gnus-server-close-server
- "\M-c" gnus-server-close-all-servers
- "D" gnus-server-deny-server
- "R" gnus-server-remove-denials
-
- "g" gnus-server-regenerate-server
-
- "\C-c\C-i" gnus-info-find-node))
+ (gnus-define-keys gnus-server-mode-map
+ " " gnus-server-read-server-in-server-buffer
+ "\r" gnus-server-read-server
+ gnus-mouse-2 gnus-server-pick-server
+ "q" gnus-server-exit
+ "l" gnus-server-list-servers
+ "k" gnus-server-kill-server
+ "y" gnus-server-yank-server
+ "c" gnus-server-copy-server
+ "a" gnus-server-add-server
+ "e" gnus-server-edit-server
+ "s" gnus-server-scan-server
+
+ "O" gnus-server-open-server
+ "\M-o" gnus-server-open-all-servers
+ "C" gnus-server-close-server
+ "\M-c" gnus-server-close-all-servers
+ "D" gnus-server-deny-server
+ "L" gnus-server-offline-server
+ "R" gnus-server-remove-denials
+
+ "n" next-line
+ "p" previous-line
+
+ "g" gnus-server-regenerate-server
+
+ "\C-c\C-i" gnus-info-find-node
+ "\C-c\C-b" gnus-bug))
+
+(defface gnus-server-agent-face
+ '((((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)
+
+(defface gnus-server-opened-face
+ '((((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)
+
+(defface gnus-server-closed-face
+ '((((class color) (background light)) (:foreground "Steel Blue" :italic t))
+ (((class color) (background dark))
+ (:foreground "Light Steel Blue" :italic t))
+ (t (:italic t)))
+ "Face used for displaying CLOSED servers"
+ :group 'gnus-server-visual)
+
+(defface gnus-server-denied-face
+ '((((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)
+
+(defface gnus-server-offline-face
+ '((((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)
+
+(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)))
(defun gnus-server-mode ()
"Major mode for listing and editing servers.
All normal editing commands are switched off.
\\<gnus-server-mode-map>
-For more in-depth information on this mode, read the manual
-(`\\[gnus-info-find-node]').
+For more in-depth information on this mode, read the manual
+\(`\\[gnus-info-find-node]').
The following commands are available:
(gnus-set-default-directory)
(setq mode-line-process nil)
(use-local-map gnus-server-mode-map)
- (buffer-disable-undo (current-buffer))
+ (buffer-disable-undo)
(setq truncate-lines t)
(setq buffer-read-only t)
- (run-hooks 'gnus-server-mode-hook))
-
-(defun gnus-server-insert-server-line (name method)
- (let* ((how (car method))
- (where (nth 1 method))
+ (if (featurep 'xemacs)
+ (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))
+
+(defun gnus-server-insert-server-line (gnus-tmp-name method)
+ (let* ((gnus-tmp-how (car method))
+ (gnus-tmp-where (nth 1 method))
(elem (assoc method gnus-opened-servers))
- (status (cond ((eq (nth 1 elem) 'denied)
- "(denied)")
- ((or (gnus-server-opened method)
- (eq (nth 1 elem) 'ok))
- "(opened)")
- (t
- "(closed)"))))
+ (gnus-tmp-status
+ (cond
+ ((eq (nth 1 elem) 'denied) "(denied)")
+ ((eq (nth 1 elem) 'offline) "(offline)")
+ (t
+ (condition-case nil
+ (if (or (gnus-server-opened method)
+ (eq (nth 1 elem) 'ok))
+ "(opened)"
+ "(closed)")
+ ((error) "(error)")))))
+ (gnus-tmp-agent (if (and gnus-agent
+ (member method
+ gnus-agent-covered-methods))
+ " (agent)"
+ "")))
(beginning-of-line)
(gnus-add-text-properties
(point)
(prog1 (1+ (point))
;; Insert the text.
(eval gnus-server-line-format-spec))
- (list 'gnus-server (intern name)))))
+ (list 'gnus-server (intern gnus-tmp-name)))))
(defun gnus-enter-server-buffer ()
"Set up the server buffer."
"Initialize the server buffer."
(unless (get-buffer gnus-server-buffer)
(save-excursion
- (set-buffer (get-buffer-create gnus-server-buffer))
+ (set-buffer (gnus-get-buffer-create gnus-server-buffer))
(gnus-server-mode)
- (when gnus-carpal
+ (when gnus-carpal
(gnus-carpal-setup-buffer 'server)))))
(defun gnus-server-prepare ()
- (setq gnus-server-mode-line-format-spec
- (gnus-parse-format gnus-server-mode-line-format
- gnus-server-mode-line-format-alist))
- (setq gnus-server-line-format-spec
- (gnus-parse-format gnus-server-line-format
- gnus-server-line-format-alist t))
+ (gnus-set-format 'server-mode)
+ (gnus-set-format 'server t)
(let ((alist gnus-server-alist)
(buffer-read-only nil)
(opened gnus-opened-servers)
(setq gnus-inserted-opened-servers nil)
;; First we do the real list of servers.
(while alist
- (push (cdr (setq server (pop alist))) done)
- (when (and server (car server) (cdr server))
- (gnus-server-insert-server-line (car server) (cdr server))))
+ (unless (member (cdar alist) done)
+ (push (cdar alist) done)
+ (setq server (pop alist))
+ (when (and server (car server) (cdr server))
+ (gnus-server-insert-server-line (car server) (cdr server))))
+ (when (member (cdar alist) done)
+ (pop alist)))
;; Then we insert the list of servers that have been opened in
;; this session.
- (while opened
- (unless (member (caar opened) done)
+ (while opened
+ (when (and (not (member (caar opened) done))
+ ;; Just ignore ephemeral servers.
+ (not (member (caar opened) gnus-ephemeral-servers)))
(push (caar opened) done)
- (gnus-server-insert-server-line
+ (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))
(oentry (assoc (gnus-server-to-method server)
gnus-opened-servers)))
(when entry
- (gnus-dribble-enter
+ (gnus-dribble-enter
(concat "(gnus-server-set-info \"" server "\" '"
- (prin1-to-string (cdr entry)) ")
-")))
+ (gnus-prin1-to-string (cdr entry)) ")\n")))
(when (or entry oentry)
;; Buffer may be narrowed.
(save-restriction
(gnus-delete-line))
(if entry
(gnus-server-insert-server-line (car entry) (cdr entry))
- (gnus-server-insert-server-line
+ (gnus-server-insert-server-line
(format "%s:%s" (caar oentry) (nth 1 (car oentry)))
(car oentry)))
(gnus-server-position-point))))))
(defun gnus-server-set-info (server info)
;; Enter a select method into the virtual server alist.
(when (and server info)
- (gnus-dribble-enter
+ (gnus-dribble-enter
(concat "(gnus-server-set-info \"" server "\" '"
- (prin1-to-string info) ")"))
+ (gnus-prin1-to-string info) ")"))
(let* ((server (nth 1 info))
- (entry (assoc server gnus-server-alist)))
+ (entry (assoc server gnus-server-alist))
+ (cached (assoc server gnus-server-method-cache)))
+ (if cached
+ (setq gnus-server-method-cache
+ (delq cached gnus-server-method-cache)))
(if entry (setcdr entry info)
(setq gnus-server-alist
(nconc gnus-server-alist (list (cons server info))))))))
(error "No server on the current line")))
(u