X-Git-Url: https://thelambdalab.xyz/gitweb/index.cgi?a=blobdiff_plain;f=elpher.el;h=6e7a365123ee3b7b5054058868adaa802651df3f;hb=83303b75dd07ede972149086bbe72b20fbf3227b;hp=7c1b9d0883a1b7d6fd979399edabfc7d2cc8d0dc;hpb=4b724b9e38b023b87b7c372688ea6e4d6adaabce;p=elpher.git

diff --git a/elpher.el b/elpher.el
index 7c1b9d0..6e7a365 100644
--- a/elpher.el
+++ b/elpher.el
@@ -36,9 +36,8 @@
 ;; - (m)enu key support, similar to Emacs' info browser,
 ;; - clickable web and gopher links in plain text.
 
-;; The caching mechanism works by maintaining a hierarchy of visited
-;; pages rather than a linear history, meaning that it is quick and
-;; easy to navigate this history.
+;; Visited pages are stored as a hierarchy rather than a linear history,
+;; meaning that navigation between these pages is quick and easy.
 
 ;; To launch Elpher, simply use 'M-x elpher'.  This will open a start
 ;; page containing information on key bindings and suggested starting
@@ -54,7 +53,7 @@
 ;;; Global constants
 ;;
 
-(defconst elpher-version "1.0.0"
+(defconst elpher-version "1.1.0"
   "Current version of elpher.")
 
 (defconst elpher-margin-width 6
@@ -64,10 +63,10 @@
   (mapconcat
    'identity
    (list "i\tfake\tfake\t1"
-         "i--------------------------------------------\tfake\tfake\t1"
-         "i           Elpher Gopher Client             \tfake\tfake\t1"
-         (format "i              version %s\tfake\tfake\t1" elpher-version)
-         "i--------------------------------------------\tfake\tfake\t1"
+         "i     --------------------------------------------\tfake\tfake\t1"
+         "i                Elpher Gopher Client             \tfake\tfake\t1"
+         (format "i                   version %s\tfake\tfake\t1" elpher-version)
+         "i     --------------------------------------------\tfake\tfake\t1"
          "i\tfake\tfake\t1"
          "iUsage:\tfake\tfake\t1"
          "i\tfake\tfake\t1"
@@ -163,6 +162,10 @@
 Otherwise, use the system browser via the BROWSE-URL function."
   :type '(boolean))
 
+(defcustom elpher-buttonify-urls-in-directories nil
+  "If non-nil, turns URLs matched in directories into clickable buttons."
+  :type '(boolean))
+
 (defcustom elpher-cache-images nil
   "If non-nil, cache images in memory in the same way as other content."
   :type '(boolean))
@@ -173,7 +176,6 @@ Otherwise, a list containing the selector, host and port of a directory to
 use as the start page."
   :type '(list string string integer))
 
-
 ;;; Model
 ;;
 
@@ -238,7 +240,7 @@ content and cursor position fields of the node."
 
 ;; Node graph traversal
 
-(defvar elpher-current-node)
+(defvar elpher-current-node nil)
 
 (defun elpher-visit-node (node &optional getter)
   "Visit NODE using its own getter or GETTER, if non-nil."
@@ -334,8 +336,11 @@ content and cursor position fields of the node."
                                                  selector host port)))
       (pcase type
         (?i (elpher-insert-margin) ;; Information
-            (insert (propertize display-string
-                                'face 'elpher-info)))
+            (insert (propertize
+                     (if elpher-buttonify-urls-in-directories
+                         (elpher-buttonify-urls display-string)
+                       display-string)
+                     'face 'elpher-info)))
         (?h (elpher-insert-margin "W") ;; Web link
             (let ((url (elt (split-string selector "URL:") 1)))
               (insert-text-button display-string
@@ -631,18 +636,24 @@ The result is stored as a string in the variable ‘elpher-selector-string’."
 (defun  elpher-redraw ()
   "Redraw current page."
   (interactive)
-  (elpher-visit-node elpher-current-node))
+  (if elpher-current-node
+      (elpher-visit-node elpher-current-node)
+    (message "No current site.")))
 
 (defun  elpher-reload ()
   "Reload current page."
   (interactive)
-  (elpher-reload-current-node))
+  (if elpher-current-node
+      (elpher-reload-current-node)
+    (message "No current site.")))
 
 (defun elpher-view-raw ()
   "View current page as plain text."
   (interactive)
-  (elpher-visit-node elpher-current-node
-                      #'elpher-get-node-raw))
+  (if elpher-current-node
+      (elpher-visit-node elpher-current-node
+                         #'elpher-get-node-raw)
+    (message "No current site.")))
 
 (defun elpher-back ()
   "Go to previous site."