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PPv2: Revert ISU Return-Retry; Add access token cache invalidation on ISU return

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This commit is contained in:
Martin Gross
2022-06-08 12:59:30 +02:00
parent 0d5f3697a1
commit fdee69cd69
2 changed files with 14 additions and 12 deletions
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8
src/pretix/plugins/paypal2/client/core/paypal_http_client.py
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@@ -29,12 +29,16 @@ from paypalcheckoutsdk.core import (
class PayPalHttpClient(VendorPayPalHttpClient):
def __call__(self, request):
# First we get all the items that make up the current credentials and create a hash to detect changes
# Cached access tokens are not updated by PayPal to include new Merchants that granted access rights since
# the access token was generated. Therefor we increment the cycle count and by that invalidate the cached
# token and pull a new one.
incr = cache.get('pretix_paypal_token_hash_cycle', default=0)
# Then we get all the items that make up the current credentials and create a hash to detect changes
checksum = hashlib.sha256(''.join([
self.environment.base_url, self.environment.client_id, self.environment.client_secret
]).encode()).hexdigest()
cache_key_hash = f'pretix_paypal_token_hash_{checksum}'
cache_key_hash = f'pretix_paypal_token_hash_{checksum}_{incr}'
token_hash = cache.get(cache_key_hash)
if token_hash: