manta.payproc.TXStorage

class manta.payproc.TXStorage

Storage for Active Session Data of Transaction

This is an abstract class to be implemented in subclassing. This is meant to be used with external storage like a database. Payproc will use a memory TXStorage implementation by default, which is not persistent.

Transaction with status ‘PAID’ or ‘INVALID’ must not be present

create(txid, session_id, application, order, ack=None)

Create a new transaction

Parameters:

• txid (int) – txid of Transaction
• session_id (str) – session_id of Transaction
• application (str) – application_id of Transaction
• order (MerchantOrderRequestMessage) – Merchant Order of Transaction
• ack (Optional[AckMessage]) – First Ack Message (ie status=NEW)

Returns:

Return type:TransactionState

get_state_for_session(session_id)

Get state for transaction with session_id

Parameters:session_id (str) – session_id of transaction

Returns: state of transaction

Return type:TransactionState

session_exists(session_id)

Check if session exist

Parameters:session_id (str) – session_id of transaction

Returns: true if session exist

Return type:bool