added a warning for old media types

mediagoblin/app.py

@@ -29,6 +29,7 @@ from mediagoblin.tools import common, session, translate, template
 from mediagoblin.tools.response import render_http_exception
 from mediagoblin.tools.theme import register_themes
 from mediagoblin.tools import request as mg_request
+from mediagoblin.media_types.tools import media_type_warning
 from mediagoblin.mg_globals import setup_globals
 from mediagoblin.init.celery import setup_celery_from_config
 from mediagoblin.init.plugins import setup_plugins
@@ -69,6 +70,8 @@ class MediaGoblinApp(object):
         # Open and setup the config
         global_config, app_config = setup_global_and_app_config(config_path)
 
+        media_type_warning()
+
         setup_crypto()
 
         ##########################################

mediagoblin/media_types/tools.py

@@ -0,0 +1,27 @@
+# GNU MediaGoblin -- federated, autonomous media hosting
+# Copyright (C) 2011, 2012 MediaGoblin contributors.  See AUTHORS.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# 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 Affero 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/>.
+import logging
+
+from mediagoblin import mg_globals
+
+_log = logging.getLogger(__name__)
+
+
+def media_type_warning():
+    if mg_globals.app_config.get('media_types'):
+        _log.warning('Media_types have been converted to plugins. Old'
+                     ' media_types will no longer work. Please convert them'
+                     ' to plugins to continue using them.')