(PowerBuilder) Walmart v3 OAuth2 Access Token with Client Credentials

Get access token by providing Client ID and Client Secret.

Note: This example requires Chilkat v11.0.0 or greater.

For more information, see https://developer.walmart.com/#/apicenter/marketPlace/latest#apiAuthentication

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

integer li_rc
integer li_Success
oleobject loo_Http
oleobject loo_Req
oleobject loo_Resp
oleobject loo_SbResponseBody
oleobject loo_JResp
integer li_RespStatusCode
string ls_Access_token
string ls_Token_type
integer li_Expires_in

li_Success = 0

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

loo_Http = create oleobject
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

// Implements the following CURL command:

// curl -X POST https://marketplace.walmartapis.com/v3/token \
// --user clientId:clientSecret \
// -H 'Content-Type: application/x-www-form-urlencoded' \
// -H 'Accept: application/json' \
// -H 'WM_SVC.NAME: Walmart Marketplace' \
// -H 'WM_QOS.CORRELATION_ID: b3261d2d-028a-4ef7-8602-633c23200af6' \
// -H 'WM_SVC.VERSION: 1.0.0' \
// -d 'grant_type=client_credentials'

loo_Req = create oleobject
li_rc = loo_Req.ConnectToNewObject("Chilkat.HttpRequest")

loo_Req.HttpVerb = "POST"
loo_Req.Path = "/v3/token"
loo_Req.ContentType = "application/x-www-form-urlencoded"
loo_Req.AddParam("grant_type","client_credentials")

loo_Req.AddHeader("WM_QOS.CORRELATION_ID","b3261d2d-028a-4ef7-8602-633c23200af6")
loo_Req.AddHeader("Accept","application/json")
loo_Req.AddHeader("WM_SVC.NAME","Walmart Marketplace")
loo_Req.AddHeader("WM_SVC.VERSION","1.0.0")

// Set the "--user clientId:clientSecret" by setting the Login and Password properties
loo_Http.Login = "clientId"
loo_Http.Password = "clientSecret"

loo_Resp = create oleobject
li_rc = loo_Resp.ConnectToNewObject("Chilkat.HttpResponse")

li_Success = loo_Http.HttpReq("https://marketplace.walmartapis.com/v3/token",loo_Req,loo_Resp)
if li_Success = 0 then
    Write-Debug loo_Http.LastErrorText
    destroy loo_Http
    destroy loo_Req
    destroy loo_Resp
    return
end if

loo_SbResponseBody = create oleobject
li_rc = loo_SbResponseBody.ConnectToNewObject("Chilkat.StringBuilder")

loo_Resp.GetBodySb(loo_SbResponseBody)
loo_JResp = create oleobject
li_rc = loo_JResp.ConnectToNewObject("Chilkat.JsonObject")

loo_JResp.LoadSb(loo_SbResponseBody)
loo_JResp.EmitCompact = 0

Write-Debug "Response Body:"
Write-Debug loo_JResp.Emit()

li_RespStatusCode = loo_Resp.StatusCode
Write-Debug "Response Status Code = " + string(li_RespStatusCode)
if li_RespStatusCode >= 400 then
    Write-Debug "Response Header:"
    Write-Debug loo_Resp.Header
    Write-Debug "Failed."
    destroy loo_Http
    destroy loo_Req
    destroy loo_Resp
    destroy loo_SbResponseBody
    destroy loo_JResp
    return
end if

// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)

// {
//   "access_token": "eyJraWQiOiIzN2JmOWQ5MS04ZDRkLTQwYjEtODU4NS1mNzhlZDc3MjM4MDQiLCJlbmMiOiJBMjU2R0NNIiwiYWxnIjoiZGlyIn0..bKkYKqJ5CP0Qb2Qz.wQ4TTa2nwL1rbT98BBdbTi_MRNMM0gW_5q8im6uX4olRwYiuOXjaG6TbnnFOK5fT0UzMEJUf-uybalogMH78cHP0ZyL6hONKJOMJ8VK3ThcZ4AUcqrMRBNIMFiAWSTvHJg1y5g-t-WwmZbaD589dMll7-aXG6PPncpeQA1zOyOTaELjDA4O4jimc2_7PnEdc6ETv89AKcnw1J1cPz6BPG9jpyLVX_zEZcQnxbAHYZiSFscFCzdMtpFDrPWIwWuRcV5qRlH4DghHMqKG7V2wqX1VYV_gUvLH5b2y8O6Y0u9nmkBpqTGNiMpWzNE7amFyqKExGk4Jc_ziJdsrj38cSz9a4KtZOrV6E3mN5gFFEQSNAGzrdEv2IdTfWdNgTnHopQecgrlP7EcsrmGh1ARGTWr-e7RaiL8m2Sx5i9odGj5FDJKXiDeohX-KEB-Vc2KJeLxvYAHA7nPT1_pkZDBCfpqq_6GAUBDEbDZ6mJH93TAE1YhFeR_jcdl_23lND9sHKlvHA97-fHAjEVTqu-4wVmFFelGyJD4VIBkieWn94jq_opMiz-RjyYn8Vj-tfdJy8azBNt5NkjjW7Rsque04LsfujrqHDcJHio3ukT5JKwxNv9PoHMxoHnQ5fUdF4pOzt6ZShkki-jSbhileDlClh0ufLSNYgBmy6Fz4wTZWgL-DhJOcv-7Cup95Rx35Wh7XDYTbdz_z_avtfF-f-JS5XyN20Hn-gioWdNA7DNhI1O6s7zKZ2s2iD9eFkprOLGtcJzvNVjrxKZKD6R0hrUUzDXRn95oWlJXfan-OsTNdRypfGWFqIes-n8cBhzVF69LEWIDMr6YfdkRkmCq_p_A.Bvyf-k_rnsiiuf0jGGVXvw",
//   "token_type": "Bearer",
//   "expires_in": 900
// }

// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

ls_Access_token = loo_JResp.StringOf("access_token")
ls_Token_type = loo_JResp.StringOf("token_type")
li_Expires_in = loo_JResp.IntOf("expires_in")


destroy loo_Http
destroy loo_Req
destroy loo_Resp
destroy loo_SbResponseBody
destroy loo_JResp