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# 
#    Copyright (C) 2017 MuK IT GmbH
#
#    Odoo Proprietary License v1.0
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#    (typically by depending on it, importing it and using its resources),
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import os
import time
import hmac
import hashlib
import logging

from odoo.tests import common, HOST, PORT

_path = os.path.dirname(os.path.dirname(__file__))
_logger = logging.getLogger(__name__)

class HttpCase(common.HttpCase):
    
    def csrf_token(self, time_limit=3600):
        token = self.session.sid
        max_ts = '' if not time_limit else int(time.time() + time_limit)
        msg = '%s%s' % (token, max_ts)
        secret = self.env['ir.config_parameter'].sudo().get_param('database.secret')
        assert secret, "CSRF protection requires a configured database secret"
        hm = hmac.new(secret.encode('ascii'), msg.encode('utf-8'), hashlib.sha1).hexdigest()
        return '%so%s' % (hm, max_ts)
    
    def url_open(self, url, data=None, timeout=10, csrf=False):
        if url.startswith('/'):
            url = "http://%s:%s%s" % (HOST, PORT, url)
        if data:
            if csrf:
                data.update({'csrf_token': self.csrf_token()})
            return self.opener.post(url, data=data, timeout=timeout)
        return self.opener.get(url, timeout=timeout)