from builtins import object

import hashlib

from django.conf import settings

# This is backwards compatibilty support for a custom function we wrote

# ourselves that is no longer necessary in modern Django.

from django.shortcuts import render as render_template_with_context

class ParameterValidator(object):

    def __init__(self, given_hash_or_params, params_hash_key=None):

        if params_hash_key is None:

            self.given_hash = given_hash_or_params.get(params_hash_key)

        seed = getattr(settings, 'CONSERVANCY_SECRET_KEY', '').encode('utf-8')

        self.hasher = hashlib.sha256(seed)

            self.hash_type = type(self.given_hash)

        else:

            self.hash_type = type(self.hasher.hexdigest())