comments: add license stuff and some help for migration

debexpo/controllers/comments.py

+# -*- coding: utf-8 -*-
+#
+#   comments.py — comments controller
+#
+#   This file is part of debexpo - https://alioth.debian.org/projects/debexpo/
+#
+#               2012 Baptiste Mouterde <baptiste.mouterde@gmail.com>
+#
+#   Permission is hereby granted, free of charge, to any person
+#   obtaining a copy of this software and associated documentation
+#   files (the "Software"), to deal in the Software without
+#   restriction, including without limitation the rights to use,
+#   copy, modify, merge, publish, distribute, sublicense, and/or sell
+#   copies of the Software, and to permit persons to whom the
+#   Software is furnished to do so, subject to the following
+#   conditions:
+#
+#   The above copyright notice and this permission notice shall be
+#   included in all copies or substantial portions of the Software.
+#
+#   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+#   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+#   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+#   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+#   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+#   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+#   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+#   OTHER DEALINGS IN THE SOFTWARE.
 __author__ = 'kolo'
 __licence__ = 'MIT'
 
@@ -269,6 +297,8 @@ class CommentsController(BaseController):
             c = CommentsScore(**data)
             meta.session.add(c)
             #changing score of the comment
+            if not str(comment.score).isdigit():
+                comment.score=0
             if not good:
                 comment.score -= 1
             else: