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(DataFlex) PayPal - Create Stored Credit Card PaymentCreates a credit card payment using a card ID from a previously stored credit card (where the credit card was stored in PayPal's vault). Note: For sandbox calls, you can use the credit card numbers provided in your sandbox test accounts. Note: This example requires Chilkat v9.5.0.65 or greater.
Use ChilkatAx-win32.pkg Procedure Test Token Handle hoJsonToken Boolean iSuccess Handle hoSbAuth Handle hoRest Boolean iBAutoReconnect Boolean iSuccess Handle hoJson Variant vSbJsonRequest Handle hoSbJsonRequest Variant vSbJsonResponse Handle hoSbJsonResponse String sTemp1 Integer iTemp1 // Note: Requires Chilkat v9.5.0.65 or greater. // This requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. // Load our previously obtained access token. (see PayPal OAuth2 Access Token) Get Create (RefClass(cComChilkatJsonObject)) To hoJsonToken If (Not(IsComObjectCreated(hoJsonToken))) Begin Send CreateComObject of hoJsonToken End Get ComLoadFile Of hoJsonToken "qa_data/tokens/paypal.json" To iSuccess // Build the Authorization request header field value. Get Create (RefClass(cComChilkatStringBuilder)) To hoSbAuth If (Not(IsComObjectCreated(hoSbAuth))) Begin Send CreateComObject of hoSbAuth End // token_type should be "Bearer" Get ComStringOf Of hoJsonToken "token_type" To sTemp1 Get ComAppend Of hoSbAuth sTemp1 To iSuccess Get ComAppend Of hoSbAuth " " To iSuccess Get ComStringOf Of hoJsonToken "access_token" To sTemp1 Get ComAppend Of hoSbAuth sTemp1 To iSuccess // Make the initial connection. // A single REST object, once connected, can be used for many PayPal REST API calls. // The auto-reconnect indicates that if the already-established HTTPS connection is closed, // then it will be automatically re-established as needed. Get Create (RefClass(cComChilkatRest)) To hoRest If (Not(IsComObjectCreated(hoRest))) Begin Send CreateComObject of hoRest End Move True To iBAutoReconnect Get ComConnect Of hoRest "api.sandbox.paypal.com" 443 True iBAutoReconnect To iSuccess If (iSuccess <> True) Begin Get ComLastErrorText Of hoRest To sTemp1 Showln sTemp1 Procedure_Return End // ---------------------------------------------------------------------------------------------- // The code above this comment could be placed inside a function/subroutine within the application // because the connection does not need to be made for every request. Once the connection is made // the app may send many requests.. // ---------------------------------------------------------------------------------------------- // We previously stored the user's credit card data in PayPal's vault. // See Store Card in PayPal Vault for sample code. // Build the JSON containing the stored credit card information and transaction information. Get Create (RefClass(cComChilkatJsonObject)) To hoJson If (Not(IsComObjectCreated(hoJson))) Begin Send CreateComObject of hoJson End Set ComEmitCompact Of hoJson To False Get ComUpdateString Of hoJson "intent" "sale" To iSuccess Get ComUpdateString Of hoJson "payer.payment_method" "credit_card" To iSuccess Get ComUpdateString Of hoJson "payer.funding_instruments[0].credit_card_token.credit_card_id" "CARD-52W84623JH8043102LA3CLGA" To iSuccess Get ComUpdateString Of hoJson "payer.funding_instruments[0].credit_card_token.payer_id" "user12345" To iSuccess Get ComUpdateString Of hoJson "transactions[0].amount.total" "6.70" To iSuccess Get ComUpdateString Of hoJson "transactions[0].amount.currency" "USD" To iSuccess Get ComUpdateString Of hoJson "transactions[0].description" "This is the payment transaction description." To iSuccess Get ComEmit Of hoJson To sTemp1 Showln sTemp1 // The JSON created by the above code is this: // { // "intent": "sale", // "payer": { // "payment_method": "credit_card", // "funding_instruments": [ // { // "credit_card_token": { // "credit_card_id": "CARD-52W84623JH8043102LA3CLGA", // "payer_id": "user12345" // } // } // ] // }, // "transactions": [ // { // "amount": { // "total": "6.70", // "currency": "USD" // }, // "description": "This is the payment transaction description." // } // ] // } Get ComGetAsString Of hoSbAuth To sTemp1 Get ComAddHeader Of hoRest "Authorization" sTemp1 To iSuccess Get ComAddHeader Of hoRest "Content-Type" "application/json" To iSuccess // Send the POST request containign the JSON in the request body, and get the JSON response. Get Create (RefClass(cComChilkatStringBuilder)) To hoSbJsonRequest If (Not(IsComObjectCreated(hoSbJsonRequest))) Begin Send CreateComObject of hoSbJsonRequest End Set ComEmitCompact Of hoJson To True Get pvComObject of hoSbJsonRequest to vSbJsonRequest Get ComEmitSb Of hoJson vSbJsonRequest To iSuccess Get Create (RefClass(cComChilkatStringBuilder)) To hoSbJsonResponse If (Not(IsComObjectCreated(hoSbJsonResponse))) Begin Send CreateComObject of hoSbJsonResponse End Get pvComObject of hoSbJsonRequest to vSbJsonRequest Get pvComObject of hoSbJsonResponse to vSbJsonResponse Get ComFullRequestSb Of hoRest "POST" "/v1/payments/payment" vSbJsonRequest vSbJsonResponse To iSuccess If (iSuccess <> True) Begin Get ComLastErrorText Of hoRest To sTemp1 Showln sTemp1 Procedure_Return End Set ComEmitCompact Of hoJson To False Get pvComObject of hoSbJsonResponse to vSbJsonResponse Get ComLoadSb Of hoJson vSbJsonResponse To iSuccess Get ComResponseStatusCode Of hoRest To iTemp1 Showln "Response Status Code = " iTemp1 // Did we get a 201 success response? Get ComResponseStatusCode Of hoRest To iTemp1 If (iTemp1 <> 201) Begin Get ComEmit Of hoJson To sTemp1 Showln sTemp1 Showln "Failed." Procedure_Return End // Sample JSON response is shown below. Get ComEmit Of hoJson To sTemp1 Showln sTemp1 // Demonstrate how to access a few parts of the JSON response.. Get ComStringOf Of hoJson "payer.funding_instruments[0].credit_card_token.credit_card_id" To sTemp1 Showln "credit_card_id: " sTemp1 Get ComStringOf Of hoJson "transactions[0].amount.details.subtotal" To sTemp1 Showln "subtotal: " sTemp1 Get ComStringOf Of hoJson "transactions[0].related_resources[0].sale.links[1].href" To sTemp1 Showln "refund href: " sTemp1 Showln "success" // ------------------------------------------------ // A sample JSON response: // { // "id": "PAY-12T35751GS725073SLA3CQNQ", // "create_time": "2016-11-23T23:37:26Z", // "update_time": "2016-11-23T23:37:31Z", // "state": "approved", // "intent": "sale", // "payer": { // "payment_method": "credit_card", // "funding_instruments": [ // { // "credit_card_token": { // "credit_card_id": "CARD-52W84623JH8043102LA3CLGA", // "payer_id": "user12345", // "last4": "9974", // "type": "visa", // "expire_month": "9", // "expire_year": "2021" // } // } // ] // }, // "transactions": [ // { // "amount": { // "total": "6.70", // "currency": "USD", // "details": { // "subtotal": "6.70" // } // }, // "description": "This is the payment transaction description.", // "related_resources": [ // { // "sale": { // "id": "4F194018A1618453G", // "create_time": "2016-11-23T23:37:26Z", // "update_time": "2016-11-23T23:37:31Z", // "amount": { // "total": "6.70", // "currency": "USD" // }, // "state": "completed", // "parent_payment": "PAY-12T35751GS725073SLA3CQNQ", // "links": [ // { // "href": "https://api.sandbox.paypal.com/v1/payments/sale/4F194018A1618453G", // "rel": "self", // "method": "GET" // }, // { // "href": "https://api.sandbox.paypal.com/v1/payments/sale/4F194018A1618453G/refund", // "rel": "refund", // "method": "POST" // }, // { // "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-12T35751GS725073SLA3CQNQ", // "rel": "parent_payment", // "method": "GET" // } // ], // "fmf_details": {}, // "processor_response": { // "avs_code": "X", // "cvv_code": "M" // } // } // } // ] // } // ], // "links": [ // { // "href": "https://api.sandbox.paypal.com/v1/payments/payment/PAY-12T35751GS725073SLA3CQNQ", // "rel": "self", // "method": "GET" // } // ] // } // End_Procedure |
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