# HG changeset patch
# User Sune Foldager <cryo@cyanite.org>
# Date 2018-06-14 11:44:42
# Node ID 519b46a8f4d2bfa6affb19149881517cb31d59af
# Parent  523f64466a05436b5621f471897f948ba1e0a5ac

hgweb: propagate http headers from ErrorResponse for web interface commands

This makes it possible for e.g. authorization hooks to provide appropriate
headers to make the web browser ask for credentials.

It's done in the same way as the existing code in wireprotoserver.py.

diff --git a/mercurial/hgweb/hgweb_mod.py b/mercurial/hgweb/hgweb_mod.py
--- a/mercurial/hgweb/hgweb_mod.py
+++ b/mercurial/hgweb/hgweb_mod.py
@@ -441,6 +441,8 @@ class hgweb(object):
             res.headers['Content-Type'] = ctype
             return rctx.sendtemplate('error', error=pycompat.bytestr(e))
         except ErrorResponse as e:
+            for k, v in e.headers:
+                res.headers[k] = v
             res.status = statusmessage(e.code, pycompat.bytestr(e))
             res.headers['Content-Type'] = ctype
             return rctx.sendtemplate('error', error=pycompat.bytestr(e))