--- a/web/views/__init__.py	Fri Sep 16 17:10:33 2011 +0200
+++ b/web/views/__init__.py	Fri Sep 16 16:42:42 2011 +0200
@@ -1,4 +1,4 @@
-# copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
+# copyright 2003-2011 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
 # contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
 #
 # This file is part of CubicWeb.
@@ -22,7 +22,9 @@
 import os
 import sys
 import tempfile
+
 from rql import nodes
+from logilab.mtconverter import xml_escape
 
 
 def need_table_view(rset, schema):
@@ -113,6 +115,16 @@
     return "javascript: selectForAssociation('%s', '%s');" % (triplets, eid)
 
 
+def add_etype_button(req, etype, csscls='addButton right', **urlkwargs):
+    vreg = req.vreg
+    eschema = vreg.schema.eschema(etype)
+    if eschema.has_perm(req, 'add'):
+        url = vreg['etypes'].etype_class(etype).cw_create_url(req, **urlkwargs)
+        return u'<a href="%s" class="%s">%s</a>' % (
+            xml_escape(url), csscls, req.__('New %s' % etype))
+    return u''
+
+
 class TmpFileViewMixin(object):
     binary = True
     content_type = 'application/octet-stream'