(PowerBuilder) Banco Inter OAuth2 Client Credentials

Generate an OAuth2 access token needed to consume the Inter APIs.

For more information, see https://developers.bancointer.com.br/reference/token-3

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

integer li_rc
oleobject loo_Http
integer li_Success
oleobject loo_Cert
oleobject loo_BdPrivKey
oleobject loo_PrivKey
oleobject loo_Req
oleobject loo_Resp
oleobject loo_JResp
integer li_RespStatusCode

// 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_9_5_0.Http")
if li_rc < 0 then
    destroy loo_Http
    MessageBox("Error","Connecting to COM object failed")
    return
end if

// First load the certificate and private key, and set as the HTTP object's client certificate.
loo_Cert = create oleobject
li_rc = loo_Cert.ConnectToNewObject("Chilkat_9_5_0.Cert")

li_Success = loo_Cert.LoadFromFile("<nome arquivo certificado>.crt")
if li_Success = 0 then
    Write-Debug loo_Cert.LastErrorText
    destroy loo_Http
    destroy loo_Cert
    return
end if

loo_BdPrivKey = create oleobject
li_rc = loo_BdPrivKey.ConnectToNewObject("Chilkat_9_5_0.BinData")

li_Success = loo_BdPrivKey.LoadFile("<nome arquivo chave privada>.key")
if li_Success = 0 then
    Write-Debug "Failed to load <nome"
    destroy loo_Http
    destroy loo_Cert
    destroy loo_BdPrivKey
    return
end if

loo_PrivKey = create oleobject
li_rc = loo_PrivKey.ConnectToNewObject("Chilkat_9_5_0.PrivateKey")

li_Success = loo_PrivKey.LoadAnyFormat(loo_BdPrivKey,"")
if li_Success = 0 then
    Write-Debug loo_PrivKey.LastErrorText
    destroy loo_Http
    destroy loo_Cert
    destroy loo_BdPrivKey
    destroy loo_PrivKey
    return
end if

li_Success = loo_Cert.SetPrivateKey(loo_PrivKey)
if li_Success = 0 then
    Write-Debug loo_Cert.LastErrorText
    destroy loo_Http
    destroy loo_Cert
    destroy loo_BdPrivKey
    destroy loo_PrivKey
    return
end if

li_Success = loo_Http.SetSslClientCert(loo_Cert)
if li_Success = 0 then
    Write-Debug loo_Http.LastErrorText
    destroy loo_Http
    destroy loo_Cert
    destroy loo_BdPrivKey
    destroy loo_PrivKey
    return
end if

loo_Req = create oleobject
li_rc = loo_Req.ConnectToNewObject("Chilkat_9_5_0.HttpRequest")

loo_Req.HttpVerb = "POST"
loo_Req.Path = "/oauth/v2/token"
loo_Req.ContentType = "application/x-www-form-urlencoded"
loo_Req.AddParam("grant_type","client_credentials")
// Requested scopes in OAuth2 are typically SPACE separated.
loo_Req.AddParam("scope","boleto-cobranca.read boleto-cobranca.write")
loo_Req.AddHeader("accept","application/json")

loo_Resp = loo_Http.PostUrlEncoded("https://cdpj.partners.bancointer.com.br/oauth/v2/token",loo_Req)
if loo_Http.LastMethodSuccess = 0 then
    Write-Debug loo_Http.LastErrorText
    destroy loo_Http
    destroy loo_Cert
    destroy loo_BdPrivKey
    destroy loo_PrivKey
    destroy loo_Req
    return
end if

loo_JResp = create oleobject
li_rc = loo_JResp.ConnectToNewObject("Chilkat_9_5_0.JsonObject")

loo_Resp.GetBodyJson(loo_JResp)
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_Resp
    destroy loo_Http
    destroy loo_Cert
    destroy loo_BdPrivKey
    destroy loo_PrivKey
    destroy loo_Req
    destroy loo_JResp
    return
end if

destroy loo_Resp

li_Success = loo_JResp.WriteFile("qa_data/tokens/banco_inter_client_credentials.json")
if li_Success = 0 then
    Write-Debug "Failed to save JSON access token file."
    destroy loo_Http
    destroy loo_Cert
    destroy loo_BdPrivKey
    destroy loo_PrivKey
    destroy loo_Req
    destroy loo_JResp
    return
end if

Write-Debug "Success."


destroy loo_Http
destroy loo_Cert
destroy loo_BdPrivKey
destroy loo_PrivKey
destroy loo_Req
destroy loo_JResp