Classic ASP Requires Chilkat v11.0.0+
Classic ASP
Amazon Pay - Cancel Charge
See more Amazon Pay Examples
Moves Charge to Canceled state and releases any authorized payments.Chilkat Classic ASP Downloads
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
success = 0
' This example assumes the Chilkat API to have been previously unlocked.
' See Global Unlock Sample for sample code.
set http = Server.CreateObject("Chilkat.Http")
' Implements the following CURL command:
' curl "https://pay-api.amazon.com/:version/charges/:chargeId/cancel" \
' -X DELETE
' -H "authorization:Px2e5oHhQZ88vVhc0DO%2FsShHj8MDDg%3DEXAMPLESIGNATURE"
' -H "x-amz-pay-date:20201012T235046Z"
' -d '{
' "cancellationReason": "REASON DESCRIPTION"
' }'
' Use the following online tool to generate HTTP code from a CURL command
' Convert a cURL Command to HTTP Source Code
' Use this online tool to generate code from sample JSON:
' Generate Code to Create JSON
' The following JSON is sent in the request body.
' {
' "cancellationReason": "REASON DESCRIPTION"
' }
set json = Server.CreateObject("Chilkat.JsonObject")
success = json.UpdateString("cancellationReason","REASON DESCRIPTION")
set sbRequestBody = Server.CreateObject("Chilkat.StringBuilder")
success = json.EmitSb(sbRequestBody)
' Load your Amazon Pay private key.
' There are many other ways to load private keys into the Chilkat private key object, such as from different formats,
' or from in-memory strings or bytes.
set privKey = Server.CreateObject("Chilkat.PrivateKey")
success = privKey.LoadPemFile("C:/someDir/myAmazonPayPrivateKey.pem")
If (success = 0) Then
Response.Write "<pre>" & Server.HTMLEncode( privKey.LastErrorText) & "</pre>"
Response.End
End If
' Provide your Amazon Pay private key and Public Key ID
' Use your public key ID here. It must be the one associated with the private key.
publicKeyId = "SANDBOX-AHEGSJCM3L2S637RBGABLAFW"
success = http.SetAuthPrivateKey(publicKeyId,privKey)
If (success = 0) Then
Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>"
Response.End
End If
' Note: When the private key is provided as shown above, Chilkat will automatically add the required x-amz-pay-* headers to the HTTP request,
' and will also sign the request. Nothing more is needed.
' Chilkat automatically generates and adds the following headers:
'
' x-amz-pay-date
' x-amz-pay-host
' x-amz-pay-region
' Authorization
http.Accept = "application/json"
' Use the actual chargeId here:
success = http.SetUrlVar("chargeId","bd504926-f659-4ad7-a1a9-9a747aaf5275")
' To use the live system, replace "sandbox" with "live" in the URL passed to HttpSb.
' Also, make sure to use the correct region: pay-api.amazon.com, pay-api.amazon.eu, or pay-api.amazon.jp
set resp = Server.CreateObject("Chilkat.HttpResponse")
success = http.HttpSb("DELETE","https://pay-api.amazon.eu/sandbox/v2/charges/{$chargeId}/cancel",sbRequestBody,"utf-8","application/json",resp)
If (success = 0) Then
Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>"
Response.End
End If
set sbResponseBody = Server.CreateObject("Chilkat.StringBuilder")
success = resp.GetBodySb(sbResponseBody)
set jResp = Server.CreateObject("Chilkat.JsonObject")
success = jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = 0
' If the status code is not equal to 200, this will display error information.
Response.Write "<pre>" & Server.HTMLEncode( "Response Body:") & "</pre>"
Response.Write "<pre>" & Server.HTMLEncode( jResp.Emit()) & "</pre>"
respStatusCode = resp.StatusCode
Response.Write "<pre>" & Server.HTMLEncode( "Response Status Code = " & respStatusCode) & "</pre>"
If (respStatusCode <> 200) Then
Response.Write "<pre>" & Server.HTMLEncode( "Failed.") & "</pre>"
Response.End
End If
' Sample JSON response:
' (Sample code for parsing the JSON response is shown below)
' {
' "chargeId": "P21-1111111-1111111-C111111",
' "chargePermissionId": "P21-1111111-1111111",
' "chargeAmount": {
' "amount": "14.00",
' "currencyCode": "USD"
' },
' "captureAmount": {
' "amount": "14.00",
' "currencyCode": "USD"
' },
' "refundedAmount": {
' "amount": "0.00",
' "currencyCode": "USD"
' },
' "convertedAmount": "14.00",
' "conversionRate": "1.00",
' "softDescriptor": "SOFT DESCRIPTOR",
' "merchantMetadata": null,
' "providerMetadata": {
' "providerReferenceId": null
' },
' "statusDetails": {
' "state": "Canceled",
' "reasonCode": null,
' "reasonDescription": null,
' "lastUpdatedTimestamp": "20190714T155300Z"
' },
' "creationTimestamp": "20190714T155300Z",
' "expirationTimestamp": "20190715T155300Z",
' "releaseEnvironment": "Sandbox"
' }
' Sample code for parsing the JSON response...
' Use the following online tool to generate parsing code from sample JSON:
' Generate Parsing Code from JSON
chargeId = jResp.StringOf("chargeId")
chargePermissionId = jResp.StringOf("chargePermissionId")
chargeAmountAmount = jResp.StringOf("chargeAmount.amount")
chargeAmountCurrencyCode = jResp.StringOf("chargeAmount.currencyCode")
captureAmountAmount = jResp.StringOf("captureAmount.amount")
captureAmountCurrencyCode = jResp.StringOf("captureAmount.currencyCode")
refundedAmountAmount = jResp.StringOf("refundedAmount.amount")
refundedAmountCurrencyCode = jResp.StringOf("refundedAmount.currencyCode")
convertedAmount = jResp.StringOf("convertedAmount")
conversionRate = jResp.StringOf("conversionRate")
softDescriptor = jResp.StringOf("softDescriptor")
merchantMetadata = jResp.StringOf("merchantMetadata")
providerMetadataProviderReferenceId = jResp.StringOf("providerMetadata.providerReferenceId")
statusDetailsState = jResp.StringOf("statusDetails.state")
statusDetailsReasonCode = jResp.StringOf("statusDetails.reasonCode")
statusDetailsReasonDescription = jResp.StringOf("statusDetails.reasonDescription")
statusDetailsLastUpdatedTimestamp = jResp.StringOf("statusDetails.lastUpdatedTimestamp")
creationTimestamp = jResp.StringOf("creationTimestamp")
expirationTimestamp = jResp.StringOf("expirationTimestamp")
releaseEnvironment = jResp.StringOf("releaseEnvironment")
%>
</body>
</html>