pyramid: Fix problem with adding '_' to renderer globals.

- Problem occures only when executing pyramid views.

rhodecode/subscribers.py

@@ -1,50 +1,54 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2010-2016  RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 
 import pylons
 from pyramid.i18n import get_localizer, TranslationStringFactory
+from pyramid.threadlocal import get_current_request
 
 tsf = TranslationStringFactory('rc_root')
 
 
 def add_renderer_globals(event):
     # Put pylons stuff into the context. This will be removed as soon as
     # migration to pyramid is finished.
     conf = pylons.config._current_obj()
     event['h'] = conf.get('pylons.h')
     event['c'] = pylons.tmpl_context
     event['url'] = pylons.url
 
+    # TODO: When executed in pyramid view context the request is not available
+    # in the event. Find a better solution to get the request.
+    request = event['request'] or get_current_request()
+
     # Add Pyramid translation as '_' to context
-    request = event['request']
     event['_'] = request.translate
     event['localizer'] = request.localizer
 
 
 def add_localizer(event):
     request = event.request
     localizer = get_localizer(request)
 
     def auto_translate(*args, **kwargs):
         return localizer.translate(tsf(*args, **kwargs))
 
     request.localizer = localizer
     request.translate = auto_translate