Revert "url-mode: don't strip the file:// prefix from localhost URIs"

This reverts commit 54722369d8.

url-mode.c

@@ -129,17 +129,46 @@ static void
 activate_url(struct seat *seat, struct terminal *term, const struct url *url,
              uint32_t serial)
 {
+    char *url_string = NULL;
+
+    char *scheme, *host, *path;
+    if (uri_parse(url->url, strlen(url->url), &scheme, NULL, NULL,
+                  &host, NULL, &path, NULL, NULL))
+    {
+        if (strcmp(scheme, "file") == 0 && hostname_is_localhost(host)) {
+            /*
+             * This is a file in *this* computer. Pass only the
+             * filename to the URL-launcher.
+             *
+             * I.e. strip the ‘file://user@host/’ prefix.
+             */
+            url_string = path;
+        } else
+            free(path);
+
+        free(scheme);
+        free(host);
+    }
+
+    if (url_string == NULL)
+        url_string = xstrdup(url->url);
+
     switch (url->action) {
     case URL_ACTION_COPY:
-        text_to_clipboard(seat, term, xstrdup(url->url), seat->kbd.serial);
+        if (text_to_clipboard(seat, term, url_string, seat->kbd.serial)) {
+            /* Now owned by our clipboard “manager” */
+            url_string = NULL;
+        }
         break;
 
     case URL_ACTION_LAUNCH:
     case URL_ACTION_PERSISTENT: {
-        spawn_url_launcher(seat, term, url->url, serial);
+        spawn_url_launcher(seat, term, url_string, serial);
         break;
     }
     }
+
+    free(url_string);
 }
 
 void