Create response_dict with key mime to avoid KeyError on the ERP5 side

cloudooo/manager.py

@@ -250,8 +250,8 @@ class Manager(object):
       zip = True
     else:
       zip = False
+    response_dict = dict(mime=mimetypes.types_map.get('.%s' % extension))
     try:
-      response_dict = {}
       # XXX - use html format instead of xhtml
       if orig_format in ("presentation",
                          "graphics",
@@ -267,8 +267,6 @@ class Manager(object):
         response_dict['mime'] = "application/zip"
       elif extension == 'xhtml':
         response_dict['mime'] = "text/html"
-      else:
-        response_dict['mime'] = mimetypes.types_map.get('.%s' % extension)
       return (200, response_dict, "")
     except Exception, e:
       logger.error(e)