message_filter = Filter(Message.fields, {'message_id': message_filter})
sql += " AND (%s) %s" % message_filter.sql(api, "OR")
elif isinstance(message_filter, dict):
message_filter = Filter(Message.fields, message_filter)
sql += " AND (%s) %s" % message_filter.sql(api, "AND")
message_filter = Filter(Message.fields, {'message_id': message_filter})
sql += " AND (%s) %s" % message_filter.sql(api, "OR")
elif isinstance(message_filter, dict):
message_filter = Filter(Message.fields, message_filter)
sql += " AND (%s) %s" % message_filter.sql(api, "AND")