Chilkat Examples

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Classic ASP Web API Examples

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(Classic ASP) PayPal - Find Authorizations

Finds previously created authorizations.

Note: This example requires Chilkat v9.5.0.65 or greater.

Chilkat ActiveX Downloads

ActiveX for 32-bit and 64-bit Windows

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
</head>
<body>
<%
' 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)
set jsonToken = Server.CreateObject("Chilkat_9_5_0.JsonObject")
success = jsonToken.LoadFile("qa_data/tokens/paypal.json")

' Build the Authorization request header field value.
set sbAuth = Server.CreateObject("Chilkat_9_5_0.StringBuilder")
' token_type should be "Bearer"
success = sbAuth.Append(jsonToken.StringOf("token_type"))
success = sbAuth.Append(" ")
success = sbAuth.Append(jsonToken.StringOf("access_token"))

' 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.
set rest = Server.CreateObject("Chilkat_9_5_0.Rest")
bAutoReconnect = 1
success = rest.Connect("api.sandbox.paypal.com",443,1,bAutoReconnect)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( rest.LastErrorText) & "</pre>"
    Response.End
End If

' ----------------------------------------------------------------------------------------------
' 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..
' ----------------------------------------------------------------------------------------------

' Clear the REST object of any headers or query params from previous requests.
success = rest.ClearAllHeaders()
success = rest.ClearAllQueryParams()

success = rest.AddHeader("Authorization",sbAuth.GetAsString())

' To find authoriaztions, we list payments and look for those
' containing "authorization" transactions
success = rest.AddQueryParam("count","100")
success = rest.AddQueryParam("start_index","0")
success = rest.AddQueryParam("sort_by","update_time")
success = rest.AddQueryParam("sort_order","asc")

' Send the GET request and get the JSON response.
set sbJsonResponse = Server.CreateObject("Chilkat_9_5_0.StringBuilder")
success = rest.FullRequestNoBodySb("GET","/v1/payments/payment",sbJsonResponse)
If (success <> 1) Then
    Response.Write "<pre>" & Server.HTMLEncode( rest.LastErrorText) & "</pre>"
    Response.End
End If

set json = Server.CreateObject("Chilkat_9_5_0.JsonObject")
json.EmitCompact = 0
success = json.LoadSb(sbJsonResponse)

' (optional) Save the entire JSON response to a file to examine if desired..
set sbTemp = Server.CreateObject("Chilkat_9_5_0.StringBuilder")
success = json.EmitSb(sbTemp)
success = sbTemp.WriteFile("qa_output/paypal_payments.json","utf-8",0)

Response.Write "<pre>" & Server.HTMLEncode( "Response Status Code = " & rest.ResponseStatusCode) & "</pre>"

' Did we get a 200 success response?
If (rest.ResponseStatusCode <> 200) Then
    Response.Write "<pre>" & Server.HTMLEncode( json.Emit()) & "</pre>"
    Response.Write "<pre>" & Server.HTMLEncode( "Failed.") & "</pre>"
    Response.End
End If

' We are looking for "authorization" transactions .
' As shown below, we are looking in the "transactions" for "related_resources"
' containing "authorization" JSON objects. 

' 	{ 
' 	  "payments": [
' 	    { 
' 	      "id": "PAY-3SL8976592063093RLA3DMAY",
' 	      "create_time": "2016-11-24T00:36:19Z",
' 	      "update_time": "2016-11-24T00:36:24Z",
' 	      "state": "approved",
' 	      "intent": "authorize",
' 	      "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": [
' 	            { 
' 	              "authorization": { 
' 	                "id": "6HG91590AX913463C",
' 	                "create_time": "2016-11-24T00:36:19Z",
' 	                "update_time": "2016-11-24T00:36:24Z",
' 	                "amount": { 
' 	                  ...
' 	                  }
' 	                },
' 	                "state": "authorized",
' 	                "parent_payment": "PAY-3SL8976592063093RLA3DMAY",
' 	                "valid_until": "2016-12-23T00:36:19Z",
' 			...
' 

' Iterate over the payments and show each authorization
numPayments = json.SizeOfArray("payments")
i = 0
Do While i < numPayments
    json.I = i
    j = 0
    numTransactions = json.SizeOfArray("payments[i].transactions")
    Do While j < numTransactions
        json.J = j
        numRelatedResources = json.SizeOfArray("payments[i].transactions[j].related_resources")
        k = 0
        Do While k < numRelatedResources
            json.K = k
            If (json.HasMember("payments[i].transactions[j].related_resources[k].authorization") = 1) Then
                ' jsonAuth is a Chilkat_9_5_0.JsonObject
                Set jsonAuth = json.ObjectOf("payments[i].transactions[j].related_resources[k].authorization")
                Response.Write "<pre>" & Server.HTMLEncode( "authorization id: " & jsonAuth.StringOf("id")) & "</pre>"
                Response.Write "<pre>" & Server.HTMLEncode( "state: " & jsonAuth.StringOf("state")) & "</pre>"
                Response.Write "<pre>" & Server.HTMLEncode( "total: " & jsonAuth.StringOf("amount.total")) & "</pre>"
                Response.Write "<pre>" & Server.HTMLEncode( "----") & "</pre>"

            End If

            k = k + 1
        Loop
        j = j + 1
    Loop
    i = i + 1
Loop

Response.Write "<pre>" & Server.HTMLEncode( "success") & "</pre>"

%>
</body>
</html>

 

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