ReviewBot: provide request_default_return option and use in leaper.

ReviewBot.py

@@ -79,6 +79,7 @@ class ReviewBot(object):
         self.fallback_group = None
         self.comment_api = CommentAPI(self.apiurl)
         self.bot_name = self.__class__.__name__
+        self.request_default_return = None
 
         self.load_config()
 
@@ -262,7 +263,7 @@ class ReviewBot(object):
 
     def check_action__default(self, req, a):
         self.logger.error("unhandled request type %s"%a.type)
-        return None
+        return self.request_default_return
 
     def check_source_submission(self, src_project, src_package, src_rev, target_project, target_package):
         """ default implemention does nothing """

leaper.py

@@ -46,6 +46,9 @@ class Leaper(ReviewBot.ReviewBot):
     def __init__(self, *args, **kwargs):
         ReviewBot.ReviewBot.__init__(self, *args, **kwargs)
 
+        # ReviewBot options.
+        self.request_default_return = True
+
         self.do_comments = True
 
         self.maintbot = MaintenanceChecker(*args, **kwargs)
@@ -476,9 +479,8 @@ class Leaper(ReviewBot.ReviewBot):
         return request_ok
 
     def check_action__default(self, req, a):
-        super(Leaper, self).check_action__default(req, a)
         self.needs_release_manager = True
-        return True
+        return super(Leaper, self).check_action__default(req, a)
 
 class CommandLineInterface(ReviewBot.CommandLineInterface):