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# -*- coding: utf-8 -*-
# Part of Odoo. See LICENSE file for full copyright and licensing details.
import base64
import hashlib
import hmac
import json
import requests
import time
import werkzeug.urls
class AdyenProxyAuth(requests.auth.AuthBase):
def __init__(self, adyen_account_id):
super(AdyenProxyAuth, self).__init__()
self.adyen_account_id = adyen_account_id
def __call__(self, request):
h = hmac.new(self.adyen_account_id.proxy_token.encode('utf-8'), digestmod=hashlib.sha256)
# Craft the message (timestamp|url path|query params|body content)
msg_timestamp = int(time.time())
parsed_url = werkzeug.urls.url_parse(request.path_url)
body = request.body
if isinstance(body, bytes):
body = body.decode('utf-8')
body = json.loads(body)
message = '%s|%s|%s|%s' % (
msg_timestamp, # timestamp
parsed_url.path, # url path
json.dumps(werkzeug.urls.url_decode(parsed_url.query), sort_keys=True), # url query params sorted by key
json.dumps(body, sort_keys=True)) # request body
h.update(message.encode('utf-8')) # digest the message
request.headers.update({
'oe-adyen-uuid': self.adyen_account_id.adyen_uuid,
'oe-signature': base64.b64encode(h.digest()),
'oe-timestamp': msg_timestamp,
})
return request
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