Integrate with `browse-url`

Enable opening gopher, gemini and finger links in Elpher by using
`browse-url`. As part of this functionality "gemini://" is registered
as a `thing-at-point` URI scheme so gemini links are interpreted as
URLs.

diff --git a/elpher.el b/elpher.el
index 4c34f52..1292de8 100644 (file)
--- a/elpher.el
+++ b/elpher.el
@@ -1663,6 +1663,21 @@ If ADDRESS is already bookmarked, update the label only."
                    (not (equal (elpher-bookmark-url bookmark) url)))
                  (elpher-load-bookmarks)))))
 
+;;; Integrations
+;;
+
+(defun browse-url-elpher (url &rest _args)
+  "Browse URL. This function is used by `browse-url'."
+  (interactive (browse-url-interactive-arg "Elpher URL: "))
+  (elpher-go url))
+
+(with-eval-after-load "browse-url"
+  ;; Use elpher to open gopher, finger and gemini links
+  (add-to-list 'browse-url-default-handlers
+               '("^\\(gopher\\|finger\\|gemini\\)://" . browse-url-elpher))
+  ;; Register "gemini://" as a URI scheme so `browse-url' does the right thing
+  (add-to-list 'thing-at-point-uri-schemes "gemini://"))
+
 ;;; Interactive procedures
 ;;