appstoreserverlibrary.promotional_offer module

class appstoreserverlibrary.promotional_offer.PromotionalOfferSignatureCreator(signing_key: bytes, key_id: str, bundle_id: str)[source]

Bases: object

create_signature(product_identifier: str, subscription_offer_id: str, application_username: str, nonce: UUID, timestamp: int)[source]

Return the Base64 encoded signature

https://developer.apple.com/documentation/storekit/in-app_purchase/original_api_for_in-app_purchase/subscriptions_and_offers/generating_a_signature_for_promotional_offers

Parameters:

  • product_identifier – The subscription product identifier

  • subscription_offer_id – The subscription discount identifier

  • application_username – An optional string value that you define; may be an empty string

  • nonce – A one-time UUID value that your server generates. Generate a new nonce for every signature.

  • timestamp – A timestamp your server generates in UNIX time format, in milliseconds. The timestamp keeps the offer active for 24 hours.

Returns:

The Base64 encoded signature