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Xbase++

PayPal List Merchant Invoices

See more PayPal Examples

List PayPal invoices.

See also PayPal List Invoices REST API Reference

Chilkat Xbase++ Downloads

Xbase++
LOCAL nSuccess
LOCAL oJsonToken
LOCAL oSbAuth
LOCAL oRest
LOCAL nBAutoReconnect
LOCAL oSbJsonResponse
LOCAL oJson
LOCAL nNumInvoices
LOCAL i
LOCAL j
LOCAL nNumBillingInfo
LOCAL nNumLinks

nSuccess := 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)
oJsonToken := CreateObject("Chilkat.JsonObject")
oJsonToken:LoadFile("qa_data/tokens/paypal.json")

//  Build the Authorization request header field value.
oSbAuth := CreateObject("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 := CreateObject("Chilkat.Rest")
nBAutoReconnect := 1
nSuccess := oRest:Connect("api.sandbox.paypal.com", 443, 1, nBAutoReconnect)
IF (nSuccess != 1)
    ? oRest:LastErrorText
    oJsonToken:destroy()
    oSbAuth:destroy()
    oRest:destroy()
    RETURN
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..
//  ----------------------------------------------------------------------------------------------

oRest:AddHeader("Authorization", oSbAuth:GetAsString())
oRest:AddQueryParam("page", "0")
oRest:AddQueryParam("page_size", "20")
oRest:AddQueryParam("total_count_required", "true")

//  Send the GET request and get the JSON response.
oSbJsonResponse := CreateObject("Chilkat.StringBuilder")
nSuccess := oRest:FullRequestNoBodySb("GET", "/v1/invoicing/invoices", oSbJsonResponse)
IF (nSuccess != 1)
    ? oRest:LastErrorText
    oJsonToken:destroy()
    oSbAuth:destroy()
    oRest:destroy()
    oSbJsonResponse:destroy()
    RETURN
ENDIF

oJson := CreateObject("Chilkat.JsonObject")
oJson:EmitCompact := 0
oJson:LoadSb(oSbJsonResponse)

? "Response Status Code = " + Str(oRest:ResponseStatusCode)

//  Did we get a 200 success response?
IF (oRest:ResponseStatusCode != 200)
    ? oJson:Emit()
    ? "Failed."
    oJsonToken:destroy()
    oSbAuth:destroy()
    oRest:destroy()
    oSbJsonResponse:destroy()
    oJson:destroy()
    RETURN
ENDIF

//  Sample response JSON is shown below.

//  Iterate over each invoice and get some information from each..
nNumInvoices := oJson:SizeOfArray("invoices")
i := 0
DO WHILE i < nNumInvoices
    oJson:I := i
    ? "Invoice ID: " + oJson:StringOf("invoices[i].id")
    ? "Invoice Number: " + oJson:StringOf("invoices[i].number")
    ? "Invoice Status: " + oJson:StringOf("invoices[i].status")
    ? "Shipping First Name: " + oJson:StringOf("invoices[i].shipping_info.first_name")
    j := 0
    nNumBillingInfo := oJson:SizeOfArray("invoices[i].billing_info")
    DO WHILE j < nNumBillingInfo
        oJson:J := j
        ? "billing_info email: " + oJson:StringOf("invoices[i].billing_info[j].email")
        j := j + 1
    ENDDO
    nNumLinks := oJson:SizeOfArray("invoices[i].links")
    j := 0
    DO WHILE j < nNumLinks
        oJson:J := j
        ? "link: " + oJson:StringOf("invoices[i].links[j].href")
        j := j + 1
    ENDDO
    ? "----"
    i := i + 1
ENDDO

? "Success."

//  	{ 
//  	  "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"
//  	        }
//  	      ]
//  	    }
//  	  ],
//  	  "links": [
//  	    { 
//  	      "rel": "self",
//  	      "href": "https://api.sandbox.paypal.com/v1/invoicing/invoices?page=0&page_size=20&total_count_required=true",
//  	      "method": "GET"
//  	    }
//  	  ]
//  	}
//

oJsonToken:destroy()
oSbAuth:destroy()
oRest:destroy()
oSbJsonResponse:destroy()
oJson:destroy()