Fix last change and some more...
[elisp/gnus.git-] / lisp / gnus-srvr.el
index 560c0e9..eb31093 100644 (file)
@@ -1,5 +1,6 @@
 ;;; gnus-srvr.el --- virtual server support for Gnus
-;; Copyright (C) 1995,96,97,98 Free Software Foundation, Inc.
+;; Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000
+;;        Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
@@ -54,6 +55,9 @@ The following specs are understood:
 (defvar gnus-server-exit-hook nil
   "*Hook run when exiting the server buffer.")
 
+(defvar gnus-server-browse-in-group-buffer t
+  "Whether browse server in group buffer.")
+
 ;;; Internal variables.
 
 (defvar gnus-inserted-opened-servers nil)
@@ -116,7 +120,7 @@ The following specs are understood:
   (suppress-keymap gnus-server-mode-map)
 
   (gnus-define-keys gnus-server-mode-map
-    " " gnus-server-read-server
+    " " gnus-server-read-server-in-server-buffer
     "\r" gnus-server-read-server
     gnus-mouse-2 gnus-server-pick-server
     "q" gnus-server-exit
@@ -135,6 +139,9 @@ The following specs are understood:
     "D" gnus-server-deny-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
@@ -171,12 +178,12 @@ The following commands are available:
         (gnus-tmp-where (nth 1 method))
         (elem (assoc method gnus-opened-servers))
         (gnus-tmp-status (cond ((eq (nth 1 elem) 'denied)
-                       "(denied)")
-                      ((or (gnus-server-opened method)
-                           (eq (nth 1 elem) 'ok))
-                       "(opened)")
-                      (t
-                       "(closed)"))))
+                                "(denied)")
+                               ((or (gnus-server-opened method)
+                                    (eq (nth 1 elem) 'ok))
+                                "(opened)")
+                               (t
+                                "(closed)"))))
     (beginning-of-line)
     (gnus-add-text-properties
      (point)
@@ -293,6 +300,18 @@ The following commands are available:
   (push (assoc server gnus-server-alist) gnus-server-killed-servers)
   (setq gnus-server-alist (delq (car gnus-server-killed-servers)
                                gnus-server-alist))
+  (let ((groups (gnus-groups-from-server server)))
+    (when (and groups
+              (gnus-yes-or-no-p
+               (format "Kill all %s groups from this server? "
+                       (length groups))))
+      (dolist (group groups)
+       (setq gnus-newsrc-alist
+             (delq (assoc group gnus-newsrc-alist)
+                   gnus-newsrc-alist))
+       (when gnus-group-change-level-function
+         (funcall gnus-group-change-level-function
+                  group gnus-level-killed 3)))))
   (gnus-server-position-point))
 
 (defun gnus-server-yank-server ()
@@ -473,6 +492,12 @@ The following commands are available:
       (gnus-request-scan nil method)
       (gnus-message 3 "Scanning %s...done" server))))
 
+(defun gnus-server-read-server-in-server-buffer (server)
+  "Browse a server in server buffer."
+  (interactive (list (gnus-server-server-name)))
+  (let (gnus-server-browse-in-group-buffer)
+    (gnus-server-read-server server)))
+
 (defun gnus-server-read-server (server)
   "Browse a server."
   (interactive (list (gnus-server-server-name)))
@@ -506,28 +531,28 @@ The following commands are available:
   (suppress-keymap gnus-browse-mode-map)
 
   (gnus-define-keys
-   gnus-browse-mode-map
-   " " gnus-browse-read-group
-   "=" gnus-browse-select-group
-   "n" gnus-browse-next-group
-   "p" gnus-browse-prev-group
-   "\177" gnus-browse-prev-group
-   [delete] gnus-browse-prev-group
-   "N" gnus-browse-next-group
-   "P" gnus-browse-prev-group
-   "\M-n" gnus-browse-next-group
-   "\M-p" gnus-browse-prev-group
-   "\r" gnus-browse-select-group
-   "u" gnus-browse-unsubscribe-current-group
-   "l" gnus-browse-exit
-   "L" gnus-browse-exit
-   "q" gnus-browse-exit
-   "Q" gnus-browse-exit
-   "\C-c\C-c" gnus-browse-exit
-   "?" gnus-browse-describe-briefly
-
-   "\C-c\C-i" gnus-info-find-node
-   "\C-c\C-b" gnus-bug))
+      gnus-browse-mode-map
+    " " gnus-browse-read-group
+    "=" gnus-browse-select-group
+    "n" gnus-browse-next-group
+    "p" gnus-browse-prev-group
+    "\177" gnus-browse-prev-group
+    [delete] gnus-browse-prev-group
+    "N" gnus-browse-next-group
+    "P" gnus-browse-prev-group
+    "\M-n" gnus-browse-next-group
+    "\M-p" gnus-browse-prev-group
+    "\r" gnus-browse-select-group
+    "u" gnus-browse-unsubscribe-current-group
+    "l" gnus-browse-exit
+    "L" gnus-browse-exit
+    "q" gnus-browse-exit
+    "Q" gnus-browse-exit
+    "\C-c\C-c" gnus-browse-exit
+    "?" gnus-browse-describe-briefly
+
+    "\C-c\C-i" gnus-info-find-node
+    "\C-c\C-b" gnus-bug))
 
 (defun gnus-browse-make-menu-bar ()
   (gnus-turn-off-edit-menu 'browse)
@@ -550,9 +575,10 @@ The following commands are available:
 
 (defun gnus-browse-foreign-server (server &optional return-buffer)
   "Browse the server SERVER."
-  (setq gnus-browse-current-method server)
+  (setq gnus-browse-current-method (gnus-server-to-method server))
   (setq gnus-browse-return-buffer return-buffer)
-  (let* ((method (gnus-server-to-method server))
+  (let* ((method gnus-browse-current-method)
+        (orig-select-method gnus-select-method)
         (gnus-select-method method)
         groups group)
     (gnus-message 5 "Connecting to %s..." (nth 1 method))
@@ -571,42 +597,81 @@ The following commands are available:
        1 "Couldn't request list: %s" (gnus-status-message method))
       nil)
      (t
-      (gnus-get-buffer-create gnus-browse-buffer)
-      (when gnus-carpal
-       (gnus-carpal-setup-buffer 'browse))
-      (gnus-configure-windows 'browse)
-      (buffer-disable-undo)
-      (let ((buffer-read-only nil))
-       (erase-buffer))
-      (gnus-browse-mode)
-      (setq mode-line-buffer-identification
-           (list
-            (format
-             "Gnus: %%b {%s:%s}" (car method) (cadr method))))
       (save-excursion
        (set-buffer nntp-server-buffer)
        (let ((cur (current-buffer)))
          (goto-char (point-min))
          (unless (string= gnus-ignored-newsgroups "")
            (delete-matching-lines gnus-ignored-newsgroups))
-         (while (re-search-forward
-                 "\\(^[^ \t]+\\)[ \t]+[0-9]+[ \t]+[0-9]+" nil t)
-           (goto-char (match-end 1))
-           (condition-case ()
-               (push (cons (match-string 1)
-                           (max 0 (- (1+ (read cur)) (read cur))))
-                     groups)
-             (error nil)))))
+         (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))
+                    (let ((last (read cur)))
+                      (cons (read cur) last)))
+                   groups))
+           (forward-line))))
       (setq groups (sort groups
                         (lambda (l1 l2)
                           (string< (car l1) (car l2)))))
-      (let ((buffer-read-only nil))
-       (while groups
-         (setq group (car groups))
-         (insert
-          (format "K%7d: %s\n" (cdr group) (car group)))
-         (setq groups (cdr groups))))
-      (switch-to-buffer (current-buffer))
+      (if gnus-server-browse-in-group-buffer
+         (let* ((gnus-select-method orig-select-method)
+                (gnus-group-listed-groups 
+                 (mapcar (lambda (group) 
+                           (let ((name
+                                  (gnus-group-prefixed-name 
+                                   (car group) method)))
+                             (gnus-set-active name (cdr group))
+                             name))
+                         groups)))
+           (gnus-configure-windows 'group)
+           (funcall gnus-group-prepare-function 
+                    gnus-level-killed 'ignore 1 'ingore))
+       (gnus-get-buffer-create gnus-browse-buffer)
+       (when gnus-carpal
+         (gnus-carpal-setup-buffer 'browse))
+       (gnus-configure-windows 'browse)
+       (buffer-disable-undo)
+       (let ((buffer-read-only nil))
+         (erase-buffer))
+       (gnus-browse-mode)
+       (setq mode-line-buffer-identification
+             (list
+              (format
+               "Gnus: %%b {%s:%s}" (car method) (cadr method))))
+       (let ((buffer-read-only nil) charset)
+         (while groups
+           (setq group (car groups))
+           (setq charset (gnus-group-name-charset method group))
+           (gnus-add-text-properties
+            (point)
+            (prog1 (1+ (point))
+              (insert
+               (format "%c%7d: %s\n" 
+                       (let ((level
+                              (gnus-group-level
+                               (gnus-group-prefixed-name (car group) method))))
+                       (cond 
+                        ((<= level gnus-level-subscribed) ? )
+                        ((<= level gnus-level-unsubscribed) ?U)
+                        ((= level gnus-level-zombie) ?Z)
+                        (t ?K)))
+                       (max 0 (- (1+ (cddr group)) (cadr group)))
+                       (gnus-group-name-decode (car group) charset))))
+            (list 'gnus-group (car group)))
+           (setq groups (cdr groups))))
+       (switch-to-buffer (current-buffer)))
       (goto-char (point-min))
       (gnus-group-position-point)
       (gnus-message 5 "Connecting to %s...done" (nth 1 method))
@@ -649,12 +714,12 @@ buffer.
     (if (or (not (gnus-get-info group))
            (gnus-ephemeral-group-p group))
        (unless (gnus-group-read-ephemeral-group
-                group gnus-browse-current-method nil
+                (gnus-group-real-name group) gnus-browse-current-method nil
                 (cons (current-buffer) 'browse))
          (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)
@@ -692,11 +757,12 @@ buffer.
 (defun gnus-browse-group-name ()
   (save-excursion
     (beginning-of-line)
-    (when (re-search-forward ": \\(.*\\)$" (gnus-point-at-eol) t)
-      (gnus-group-prefixed-name
-       ;; Remove text props.
-       (format "%s" (match-string 1))
-       gnus-browse-current-method))))
+    (let ((name (get-text-property (point) 'gnus-group)))
+      (when (re-search-forward ": \\(.*\\)$" (gnus-point-at-eol) t)
+       (gnus-group-prefixed-name
+        (or name
+            (match-string-no-properties 1))
+        gnus-browse-current-method)))))
 
 (defun gnus-browse-unsubscribe-group ()
   "Toggle subscription of the current group in the browse buffer."
@@ -706,13 +772,13 @@ buffer.
     (save-excursion
       (beginning-of-line)
       ;; If this group it killed, then we want to subscribe it.
-      (when (eq (char-after) ?K)
+      (unless (eq (char-after) ? )
        (setq sub t))
       (setq group (gnus-browse-group-name))
-      (when (and sub
-                (cadr (gnus-gethash group gnus-newsrc-hashtb)))
-       (error "Group already subscribed"))
-      (delete-char 1)
+      ;;;;
+      ;;(when (and sub
+      ;;                (cadr (gnus-gethash group gnus-newsrc-hashtb)))
+      ;;(error "Group already subscribed"))
       (if sub
          (progn
            ;; Make sure the group has been properly removed before we
@@ -723,16 +789,19 @@ buffer.
                   nil nil (if (gnus-server-equal
                                gnus-browse-current-method "native")
                               nil
-                            gnus-browse-current-method))
-            gnus-level-default-subscribed gnus-level-killed
+                            (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)
+           (delete-char 1)
            (insert ? ))
        (gnus-group-change-level
-        group gnus-level-killed gnus-level-default-subscribed)
-       (insert ?K)))
+        group gnus-level-unsubscribed gnus-level-default-subscribed)
+       (delete-char 1)
+       (insert ?U)))
     t))
 
 (defun gnus-browse-exit ()