Sample code for 30+ languages & platforms
SQL Server

PayPal Search for Invoices

See more PayPal Examples

Search PayPal invoices.

See also SearchInvoices

Chilkat SQL Server Downloads

SQL Server
-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    -- Note: Requires Chilkat v9.5.0.64 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.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.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.Rest', @rest OUT

    DECLARE @bAutoReconnect int
    SELECT @bAutoReconnect = 1
    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..
    -- ----------------------------------------------------------------------------------------------

    -- Create JSON to specify the search
    DECLARE @json int
    EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @json OUT

    EXEC sp_OASetProperty @json, 'EmitCompact', 0
    EXEC sp_OAMethod @json, 'AppendString', @success OUT, 'start_invoice_date', '2016-01-01 PST'
    EXEC sp_OAMethod @json, 'AppendString', @success OUT, 'end_invoice_date', '2016-11-16 PST'
    EXEC sp_OAMethod @json, 'AppendInt', @success OUT, 'page', 0
    EXEC sp_OAMethod @json, 'AppendInt', @success OUT, 'page_size', 10
    EXEC sp_OAMethod @json, 'AppendBool', @success OUT, 'total_count_required', 1

    EXEC sp_OAMethod @json, 'Emit', @sTmp0 OUT
    PRINT @sTmp0

    -- The JSON by the above code:

    -- 	{
    -- 	  "start_invoice_date": "2016-01-01 PST",
    -- 	  "end_invoice_date": "2016-11-16 PST",
    -- 	  "page": 0,
    -- 	  "page_size": 10,
    -- 	  "total_count_required": true
    -- 	}

    -- Send the POST equivalent to this CURL command:

    -- 	curl -v -X POST https://api.sandbox.paypal.com/v1/invoicing/search/ \
    -- 	-H "Content-Type:application/json" \
    -- 	-H "Authorization: Bearer Access-Token" \
    -- 	-d '{ invoice JSON goes here }'

    EXEC sp_OASetProperty @json, 'EmitCompact', 1
    DECLARE @sbRequestBody int
    EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbRequestBody OUT

    DECLARE @sbResponseBody int
    EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sbResponseBody OUT

    EXEC sp_OAMethod @rest, 'AddHeader', @success OUT, 'Content-Type', 'application/json'
    EXEC sp_OAMethod @sbAuth, 'GetAsString', @sTmp0 OUT
    EXEC sp_OAMethod @rest, 'AddHeader', @success OUT, 'Authorization', @sTmp0
    EXEC sp_OAMethod @json, 'EmitSb', @success OUT, @sbRequestBody

    EXEC sp_OAMethod @rest, 'FullRequestSb', @success OUT, 'POST', '/v1/invoicing/search', @sbRequestBody, @sbResponseBody
    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 @json
        EXEC @hr = sp_OADestroy @sbRequestBody
        EXEC @hr = sp_OADestroy @sbResponseBody
        RETURN
      END

    -- We should have some sort of JSON response.  It could be successful, or an error.
    DECLARE @jsonResponse int
    EXEC @hr = sp_OACreate 'Chilkat.JsonObject', @jsonResponse OUT

    EXEC sp_OASetProperty @jsonResponse, 'EmitCompact', 0
    EXEC sp_OAMethod @jsonResponse, 'LoadSb', @success OUT, @sbResponseBody


    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
        -- Show the JSON response body
        EXEC sp_OAMethod @jsonResponse, '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 @json
        EXEC @hr = sp_OADestroy @sbRequestBody
        EXEC @hr = sp_OADestroy @sbResponseBody
        EXEC @hr = sp_OADestroy @jsonResponse
        RETURN
      END

    -- Sample response JSON is shown below.

    -- Iterate over each invoice and get some information from each..
    DECLARE @numInvoices int
    EXEC sp_OAMethod @jsonResponse, 'SizeOfArray', @numInvoices OUT, 'invoices'
    DECLARE @i int
    SELECT @i = 0
    WHILE @i < @numInvoices
      BEGIN
        EXEC sp_OASetProperty @jsonResponse, 'I', @i

        EXEC sp_OAMethod @jsonResponse, 'StringOf', @sTmp0 OUT, 'invoices[i].id'
        PRINT 'Invoice ID: ' + @sTmp0

        EXEC sp_OAMethod @jsonResponse, 'StringOf', @sTmp0 OUT, 'invoices[i].shipping_info.first_name'
        PRINT 'Shipping First Name: ' + @sTmp0
        DECLARE @j int
        SELECT @j = 0
        DECLARE @numBillingInfo int
        EXEC sp_OAMethod @jsonResponse, 'SizeOfArray', @numBillingInfo OUT, 'invoices[i].billing_info'
        WHILE @j < @numBillingInfo
          BEGIN
            EXEC sp_OASetProperty @jsonResponse, 'J', @j

            EXEC sp_OAMethod @jsonResponse, 'StringOf', @sTmp0 OUT, 'invoices[i].billing_info[j].email'
            PRINT 'billing_info email: ' + @sTmp0
            SELECT @j = @j + 1
          END
        DECLARE @numLinks int
        EXEC sp_OAMethod @jsonResponse, 'SizeOfArray', @numLinks OUT, 'invoices[i].links'
        SELECT @j = 0
        WHILE @j < @numLinks
          BEGIN
            EXEC sp_OASetProperty @jsonResponse, 'J', @j

            EXEC sp_OAMethod @jsonResponse, 'StringOf', @sTmp0 OUT, 'invoices[i].links[j].href'
            PRINT 'link: ' + @sTmp0
            SELECT @j = @j + 1
          END

        PRINT '----'
        SELECT @i = @i + 1
      END


    PRINT 'Success.'

    -- A successful response looks like this:

    -- { 
    --   "total_count": 2,
    --   "invoices": [
    --     { 
    --       "id": "INV2-XV4B-736P-PLVN-SZCE",
    --       "number": "0002",
    --       "status": "DRAFT",
    --       "merchant_info": { 
    --         "email": "smith-facilitator@chilkatsoft.com"
    --       },
    --       "billing_info": [
    --         { 
    --           "email": "smith-buyer@chilkatsoft.com"
    --         }
    --       ],
    --       "shipping_info": { 
    --         "email": "smith-buyer@chilkatsoft.com",
    --         "first_name": "Sally",
    --         "last_name": "Patient",
    --         "business_name": "Not applicable"
    --       },
    --       "invoice_date": "2016-11-15 PST",
    --       "payment_term": { 
    --         "due_date": "2016-12-30 PST"
    --       },
    --       "note": "Medical Invoice 16 Jul, 2013 PST",
    --       "total_amount": { 
    --         "currency": "USD",
    --         "value": "500.00"
    --       },
    --       "metadata": { 
    --         "created_date": "2016-11-15 08:09:21 PST"
    --       },
    --       "paid_amount": { 
    --         "paypal": { 
    --           "currency": "USD",
    --           "value": "0.00"
    --         },
    --         "other": { 
    --           "currency": "USD",
    --           "value": "0.00"
    --         }
    --       },
    --       "refunded_amount": { 
    --         "paypal": { 
    --           "currency": "USD",
    --           "value": "0.00"
    --         },
    --         "other": { 
    --           "currency": "USD",
    --           "value": "0.00"
    --         }
    --       },
    --       "links": [
    --         { 
    --           "rel": "self",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE",
    --           "method": "GET"
    --         },
    --         { 
    --           "rel": "send",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE/send",
    --           "method": "POST"
    --         },
    --         { 
    --           "rel": "update",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE/update",
    --           "method": "PUT"
    --         },
    --         { 
    --           "rel": "delete",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-XV4B-736P-PLVN-SZCE",
    --           "method": "DELETE"
    --         }
    --       ]
    --     },
    --     { 
    --       "id": "INV2-ZG2H-HKAW-PMWU-N6ZR",
    --       "number": "0001",
    --       "status": "SENT",
    --       "merchant_info": { 
    --         "email": "smith-facilitator@chilkatsoft.com"
    --       },
    --       "billing_info": [
    --         { 
    --           "email": "smith-buyer@chilkatsoft.com"
    --         }
    --       ],
    --       "shipping_info": { 
    --         "email": "smith-buyer@chilkatsoft.com",
    --         "first_name": "Sally",
    --         "last_name": "Patient",
    --         "business_name": "Not applicable"
    --       },
    --       "invoice_date": "2016-11-15 PST",
    --       "payment_term": { 
    --         "due_date": "2016-12-30 PST"
    --       },
    --       "note": "Medical Invoice 16 Jul, 2013 PST",
    --       "total_amount": { 
    --         "currency": "USD",
    --         "value": "500.00"
    --       },
    --       "metadata": { 
    --         "created_date": "2016-11-15 06:17:03 PST",
    --         "payer_view_url": "https://www.sandbox.paypal.com/cgi_bin/webscr?cmd=_pay-inv&viewtype=altview&id=INV2-ZG2H-HKAW-PMWU-N6ZR"
    --       },
    --       "paid_amount": { 
    --         "paypal": { 
    --           "currency": "USD",
    --           "value": "0.00"
    --         },
    --         "other": { 
    --           "currency": "USD",
    --           "value": "0.00"
    --         }
    --       },
    --       "refunded_amount": { 
    --         "paypal": { 
    --           "currency": "USD",
    --           "value": "0.00"
    --         },
    --         "other": { 
    --           "currency": "USD",
    --           "value": "0.00"
    --         }
    --       },
    --       "links": [
    --         { 
    --           "rel": "self",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR",
    --           "method": "GET"
    --         },
    --         { 
    --           "rel": "update",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/update",
    --           "method": "PUT"
    --         },
    --         { 
    --           "rel": "cancel",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/remind",
    --           "method": "POST"
    --         },
    --         { 
    --           "rel": "remind",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/cancel",
    --           "method": "POST"
    --         },
    --         { 
    --           "rel": "record-payment",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/record-payment",
    --           "method": "POST"
    --         },
    --         { 
    --           "rel": "qr-code",
    --           "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices/INV2-ZG2H-HKAW-PMWU-N6ZR/qr-code",
    --           "method": "GET"
    --         }
    --       ]
    --     }
    --   ]
    -- }
    -- 

    EXEC @hr = sp_OADestroy @jsonToken
    EXEC @hr = sp_OADestroy @sbAuth
    EXEC @hr = sp_OADestroy @rest
    EXEC @hr = sp_OADestroy @json
    EXEC @hr = sp_OADestroy @sbRequestBody
    EXEC @hr = sp_OADestroy @sbResponseBody
    EXEC @hr = sp_OADestroy @jsonResponse


END
GO