37 lines
1.2 KiB
Promela
37 lines
1.2 KiB
Promela
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# FROM: https://github.com/w3c/webpayments/tree/gh-pages/PaymentFlows
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@startuml
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!includeurl https://raw.githubusercontent.com/w3c/webpayments/gh-pages/PaymentFlows/skin.ipml
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Database "Invoice Database" as DB
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Participant "Payee Website" as Website
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Database "Bitcoin Network" as Bitcoin
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Participant "Payer Wallet" as Wallet
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Actor "Payer (Browser)" as Payer
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title Bitcoin Payment Protocol (BIP70)
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Payer->Website: Request checkout with Bitcoin
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Website->Website: Generate Bitcoin address
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Website->DB: Store invoice details
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Website->Payer: Basket Page with bitcoin: pay link
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Payer->Payer: Click bitcoin: link
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Payer->Wallet: Wallet handles bitcoin: URL and extracts invoice URL
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Wallet->Website: Request invoice
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Website->DB: Get invoice details
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Website->Website: Create PaymentDetails (Amount, Memo, Ref#, Pay URL)
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Website->Website: Create PaymentRequest (Signed PaymentDetails)
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Website->Wallet: PaymentRequest containing PaymentDetails
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Wallet->Payer: Confirm payment details?
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Payer->Wallet: Accept payment
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Wallet->Wallet: Generate and sign payment
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Wallet->Website: Signed payment
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Website->Bitcoin: Submit payment
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Website->Wallet: Payment ACK
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Wallet->Payer: Confirm payment is complete
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loop until payment is confirmed
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Bitcoin->Website: Latest confirmed transactions
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end
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@enduml
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