(PowerBuilder) Xero Upload Attachment

Demonstrates how to upload an attachment to Xero.

For more information, see https://developer.xero.com/documentation/api/attachments#POST

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

integer li_rc
oleobject loo_Http
oleobject loo_JsonToken
integer li_Success
string ls_Url
oleobject loo_Bd
oleobject loo_Resp
oleobject loo_JsonResponse

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

loo_Http = create oleobject
// Use "Chilkat_9_5_0.Http" for versions of Chilkat < 10.0.0
li_rc = loo_Http.ConnectToNewObject("Chilkat.Http")
if li_rc < 0 then
    destroy loo_Http
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// Important: Make sure your OAuth2 access token was obtained with the scope "accounting.attachments"
// included in the list of scopes.

loo_JsonToken = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_JsonToken.ConnectToNewObject("Chilkat.JsonObject")

li_Success = loo_JsonToken.LoadFile("qa_data/tokens/xero-access-token.json")
if li_Success = 0 then
    Write-Debug loo_JsonToken.LastErrorText
    destroy loo_Http
    destroy loo_JsonToken
    return
end if

loo_Http.AuthToken = loo_JsonToken.StringOf("access_token")

// Replace the value here with an actual tenant ID obtained from this example:
// Get Xero Tenant IDs
loo_Http.SetRequestHeader("Xero-tenant-id","83299b9e-5747-4a14-a18a-a6c94f824eb7")

loo_Http.Accept = "application/json"

ls_Url = "https://api.xero.com/api.xro/2.0/{$Endpoint}/{$Guid}/Attachments/{$Filename}"

// Endpoint can be Invoices, Receipts, CreditNotes, PurchaseOrders, etc.
loo_Http.SetUrlVar("Endpoint","Invoices")

// Guid is the ID of the item, such as the InvoiceID.
loo_Http.SetUrlVar("Guid","0032f627-3156-4d30-9b1c-4d3b994dc921")

// Filename is the filename of the attachment you are uploading.
loo_Http.SetUrlVar("Filename","penguins.jpg")

// Load the file to be uploaded (from the local filesystem).
loo_Bd = create oleobject
// Use "Chilkat_9_5_0.BinData" for versions of Chilkat < 10.0.0
li_rc = loo_Bd.ConnectToNewObject("Chilkat.BinData")

li_Success = loo_Bd.LoadFile("qa_data/jpg/penguins.jpg")
if li_Success = 0 then
    Write-Debug "Failed to load attachment file."
    destroy loo_Http
    destroy loo_JsonToken
    destroy loo_Bd
    return
end if

// Indicate the content-type according to the file content type.
// Common content-types are:   image/jpg, image/png, application/pdf, application/zip, application/msword
// If you don't know, use application/octet-stream
loo_Resp = loo_Http.PBinaryBd("POST",ls_Url,loo_Bd,"image/jpg",0,0)
if loo_Http.LastMethodSuccess <> 1 then
    Write-Debug loo_Http.LastErrorText
    destroy loo_Http
    destroy loo_JsonToken
    destroy loo_Bd
    return
end if

Write-Debug "Response Status Code: " + string(loo_Resp.StatusCode)

loo_JsonResponse = create oleobject
// Use "Chilkat_9_5_0.JsonObject" for versions of Chilkat < 10.0.0
li_rc = loo_JsonResponse.ConnectToNewObject("Chilkat.JsonObject")

loo_JsonResponse.Load(loo_Resp.BodyStr)
loo_JsonResponse.EmitCompact = 0
Write-Debug loo_JsonResponse.Emit()

if loo_Resp.StatusCode <> 200 then
    Write-Debug "Failed."
    destroy loo_Resp
    destroy loo_Http
    destroy loo_JsonToken
    destroy loo_Bd
    destroy loo_JsonResponse
    return
end if

destroy loo_Resp

// A sample response:

// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

// {
//   "Id": "35333c64-4449-457b-bf6a-1b64d538e3c7",
//   "Status": "OK",
//   "ProviderName": "Chilkat2222",
//   "DateTimeUTC": "\/Date(1587212597758)\/",
//   "Attachments": [
//     {
//       "AttachmentID": "daf106e2-8634-4349-bfcc-86c1df0793b2",
//       "FileName": "penguins.jpg",
//       "Url": "https://api.xero.com/api.xro/2.0/Invoices/0032f627-3156-4d30-9b1c-4d3b994dc921/Attachments/penguins.jpg",
//       "MimeType": "image/jpg",
//       "ContentLength": 777835
//     }
//   ]
// }


destroy loo_Http
destroy loo_JsonToken
destroy loo_Bd
destroy loo_JsonResponse