Chilkat Examples

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(SQL Server) 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

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    -- 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)
    DECLARE @jsonToken int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.JsonObject', @jsonToken OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    EXEC sp_OAMethod @jsonToken, 'LoadFile', @success OUT, 'qa_data/tokens/paypal.json'

    -- Build the Authorization request header field value.
    DECLARE @sbAuth int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbAuth OUT

    -- token_type should be "Bearer"
    EXEC sp_OAMethod @jsonToken, 'StringOf', @sTmp0 OUT, 'token_type'
    EXEC sp_OAMethod @sbAuth, 'Append', @success OUT, @sTmp0
    EXEC sp_OAMethod @sbAuth, 'Append', @success OUT, ' '
    EXEC sp_OAMethod @jsonToken, 'StringOf', @sTmp0 OUT, 'access_token'
    EXEC sp_OAMethod @sbAuth, 'Append', @success OUT, @sTmp0

    -- 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.
    DECLARE @rest int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.Rest', @rest OUT

    DECLARE @bAutoReconnect int
    SELECT @bAutoReconnect = 1
    DECLARE @success int
    EXEC sp_OAMethod @rest, 'Connect', @success OUT, 'api.sandbox.paypal.com', 443, 1, @bAutoReconnect
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @sbAuth
        EXEC @hr = sp_OADestroy @rest
        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..
    -- ----------------------------------------------------------------------------------------------

    -- Clear the REST object of any headers or query params from previous requests.
    EXEC sp_OAMethod @rest, 'ClearAllHeaders', @success OUT
    EXEC sp_OAMethod @rest, 'ClearAllQueryParams', @success OUT

    EXEC sp_OAMethod @sbAuth, 'GetAsString', @sTmp0 OUT
    EXEC sp_OAMethod @rest, 'AddHeader', @success OUT, 'Authorization', @sTmp0

    -- To find authoriaztions, we list payments and look for those
    -- containing "authorization" transactions
    EXEC sp_OAMethod @rest, 'AddQueryParam', @success OUT, 'count', '100'
    EXEC sp_OAMethod @rest, 'AddQueryParam', @success OUT, 'start_index', '0'
    EXEC sp_OAMethod @rest, 'AddQueryParam', @success OUT, 'sort_by', 'update_time'
    EXEC sp_OAMethod @rest, 'AddQueryParam', @success OUT, 'sort_order', 'asc'

    -- Send the GET request and get the JSON response.
    DECLARE @sbJsonResponse int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbJsonResponse OUT

    EXEC sp_OAMethod @rest, 'FullRequestNoBodySb', @success OUT, 'GET', '/v1/payments/payment', @sbJsonResponse
    IF @success <> 1
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @sbAuth
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @sbJsonResponse
        RETURN
      END

    DECLARE @json int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.JsonObject', @json OUT

    EXEC sp_OASetProperty @json, 'EmitCompact', 0
    EXEC sp_OAMethod @json, 'LoadSb', @success OUT, @sbJsonResponse

    -- (optional) Save the entire JSON response to a file to examine if desired..
    DECLARE @sbTemp int
    EXEC @hr = sp_OACreate 'Chilkat_9_5_0.StringBuilder', @sbTemp OUT

    EXEC sp_OAMethod @json, 'EmitSb', @success OUT, @sbTemp
    EXEC sp_OAMethod @sbTemp, 'WriteFile', @success OUT, 'qa_output/paypal_payments.json', 'utf-8', 0


    EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
    PRINT 'Response Status Code = ' + @iTmp0

    -- Did we get a 200 success response?
    EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
    IF @iTmp0 <> 200
      BEGIN
        EXEC sp_OAMethod @json, 'Emit', @sTmp0 OUT
        PRINT @sTmp0

        PRINT 'Failed.'
        EXEC @hr = sp_OADestroy @jsonToken
        EXEC @hr = sp_OADestroy @sbAuth
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @sbJsonResponse
        EXEC @hr = sp_OADestroy @json
        EXEC @hr = sp_OADestroy @sbTemp
        RETURN
      END

    -- 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
    DECLARE @numPayments int
    EXEC sp_OAMethod @json, 'SizeOfArray', @numPayments OUT, 'payments'
    DECLARE @i int
    SELECT @i = 0
    WHILE @i < @numPayments
      BEGIN
        EXEC sp_OASetProperty @json, 'I', @i
        DECLARE @j int
        SELECT @j = 0
        DECLARE @numTransactions int
        EXEC sp_OAMethod @json, 'SizeOfArray', @numTransactions OUT, 'payments[i].transactions'
        WHILE @j < @numTransactions
          BEGIN
            EXEC sp_OASetProperty @json, 'J', @j
            DECLARE @numRelatedResources int
            EXEC sp_OAMethod @json, 'SizeOfArray', @numRelatedResources OUT, 'payments[i].transactions[j].related_resources'
            DECLARE @k int
            SELECT @k = 0
            WHILE @k < @numRelatedResources
              BEGIN
                EXEC sp_OASetProperty @json, 'K', @k
                EXEC sp_OAMethod @json, 'HasMember', @iTmp0 OUT, 'payments[i].transactions[j].related_resources[k].authorization'
                IF @iTmp0 = 1
                  BEGIN
                    DECLARE @jsonAuth int
                    EXEC sp_OAMethod @json, 'ObjectOf', @jsonAuth OUT, 'payments[i].transactions[j].related_resources[k].authorization'

                    EXEC sp_OAMethod @jsonAuth, 'StringOf', @sTmp0 OUT, 'id'
                    PRINT 'authorization id: ' + @sTmp0

                    EXEC sp_OAMethod @jsonAuth, 'StringOf', @sTmp0 OUT, 'state'
                    PRINT 'state: ' + @sTmp0

                    EXEC sp_OAMethod @jsonAuth, 'StringOf', @sTmp0 OUT, 'amount.total'
                    PRINT 'total: ' + @sTmp0

                    PRINT '----'
                    EXEC @hr = sp_OADestroy @jsonAuth

                  END
                SELECT @k = @k + 1
              END
            SELECT @j = @j + 1
          END
        SELECT @i = @i + 1
      END


    PRINT 'success'

    EXEC @hr = sp_OADestroy @jsonToken
    EXEC @hr = sp_OADestroy @sbAuth
    EXEC @hr = sp_OADestroy @rest
    EXEC @hr = sp_OADestroy @sbJsonResponse
    EXEC @hr = sp_OADestroy @json
    EXEC @hr = sp_OADestroy @sbTemp


END
GO

 

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