(AutoIt) 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

; 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)
$oJsonToken = ObjCreate("Chilkat.JsonObject")
$oJsonToken.LoadFile("qa_data/tokens/paypal.json")

; Build the Authorization request header field value.
$oSbAuth = ObjCreate("Chilkat.StringBuilder")
; token_type should be "Bearer"
$oSbAuth.Append($oJsonToken.StringOf("token_type"))
$oSbAuth.Append(" ")
$oSbAuth.Append($oJsonToken.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.
$oRest = ObjCreate("Chilkat.Rest")
Local $bAutoReconnect = True
Local $bSuccess = $oRest.Connect("api.sandbox.paypal.com",443,True,$bAutoReconnect)
If ($bSuccess <> True) Then
    ConsoleWrite($oRest.LastErrorText & @CRLF)
    Exit
EndIf

; ----------------------------------------------------------------------------------------------
; 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.
$oRest.ClearAllHeaders()
$oRest.ClearAllQueryParams()

$oRest.AddHeader("Authorization",$oSbAuth.GetAsString())

; To find authoriaztions, we list payments and look for those
; containing "authorization" transactions
$oRest.AddQueryParam("count","100")
$oRest.AddQueryParam("start_index","0")
$oRest.AddQueryParam("sort_by","update_time")
$oRest.AddQueryParam("sort_order","asc")

; Send the GET request and get the JSON response.
$oSbJsonResponse = ObjCreate("Chilkat.StringBuilder")
$bSuccess = $oRest.FullRequestNoBodySb("GET","/v1/payments/payment",$oSbJsonResponse)
If ($bSuccess <> True) Then
    ConsoleWrite($oRest.LastErrorText & @CRLF)
    Exit
EndIf

$oJson = ObjCreate("Chilkat.JsonObject")
$oJson.EmitCompact = False
$oJson.LoadSb($oSbJsonResponse)

; (optional) Save the entire JSON response to a file to examine if desired..
$oSbTemp = ObjCreate("Chilkat.StringBuilder")
$oJson.EmitSb($oSbTemp)
$oSbTemp.WriteFile("qa_output/paypal_payments.json","utf-8",False)

ConsoleWrite("Response Status Code = " & $oRest.ResponseStatusCode & @CRLF)

; Did we get a 200 success response?
If ($oRest.ResponseStatusCode <> 200) Then
    ConsoleWrite($oJson.Emit() & @CRLF)
    ConsoleWrite("Failed." & @CRLF)
    Exit
EndIf

; 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
Local $iNumPayments = $oJson.SizeOfArray("payments")
Local $i = 0
While $i < $iNumPayments
    $oJson.I = $i
Local $iJ = 0
Local $iNumTransactions = $oJson.SizeOfArray("payments[i].transactions")
    While $iJ < $iNumTransactions
        $oJson.J = $iJ
Local $iNumRelatedResources = $oJson.SizeOfArray("payments[i].transactions[j].related_resources")
Local $iK = 0
        While $iK < $iNumRelatedResources
            $oJson.K = $iK
            If ($oJson.HasMember("payments[i].transactions[j].related_resources[k].authorization") = True) Then
Local $oJsonAuth = $oJson.ObjectOf("payments[i].transactions[j].related_resources[k].authorization")
                ConsoleWrite("authorization id: " & $oJsonAuth.StringOf("id") & @CRLF)
                ConsoleWrite("state: " & $oJsonAuth.StringOf("state") & @CRLF)
                ConsoleWrite("total: " & $oJsonAuth.StringOf("amount.total") & @CRLF)
                ConsoleWrite("----" & @CRLF)

            EndIf

            $iK = $iK + 1
        Wend
        $iJ = $iJ + 1
    Wend
    $i = $i + 1
Wend

ConsoleWrite("success" & @CRLF)