B4X

Dynamics CRM Oauth2 Client Credentials

See more Dynamics CRM Examples

Get an OAuth2 access token for Dynamics CRM using client credentials. B4X

Dim success As Boolean = False

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

Dim http As ChilkatHttp
http.Initialize("http")

'  Pass the client ID/secret using Basic HTTP authentication.
http.Login = "CLIENT_ID"
http.Password = "CLIENT_SECRET"
http.BasicAuth = True

Dim req As ChilkatHttpRequest
req.Initialize
req.AddParam("client_secret", "CLIENT_SECRET")
req.AddParam("client_id", "CLIENT_ID")
req.AddParam("scope", "https://yourdynamicsdomain.crm3.dynamics.com/.default")
req.AddParam("grant_type", "client_credentials")

'  Use your own tenant ID, for example 4d8fdd66-66d1-43b0-ae5c-e31b4b7de5cd
Dim url As String = "https://login.microsoftonline.com/TENANT_ID/oauth2/v2.0/token"
req.HttpVerb = "POST"
req.ContentType = "application/x-www-form-urlencoded"

Dim resp As ChilkatHttpResponse
resp.Initialize
success = http.HttpReq(url, req, resp)
If success = False Then
    Log(http.LastErrorText)
    Return
End If


Dim statusCode As Int = resp.StatusCode
Log("Response status code = " & statusCode)

Dim json As ChilkatJsonObject
json.Initialize
json.Load(resp.BodyStr)

json.EmitCompact = False
Log(json.Emit)

If statusCode = 200 Then
    json.WriteFile("qa_data/tokens/dynamicsCrmClientCredentialsToken.json")
    Log("Success.")
Else
    Log("Failed.")
End If