B4X

Okta: Use the Resource Owner Password Flow

See more Okta OAuth/OIDC Examples

Demonstrates how to get an access token using the Resource Owner Password Flow. B4X

Dim success As Boolean = False

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

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

'  Implements the following CURL command:

'  curl --request POST \
'    --url https://{yourOktaDomain}/oauth2/default/v1/token \
'    --header 'accept: application/json' \
'    --user "client_id:client_secret" \
'    --header 'content-type: application/x-www-form-urlencoded' \
'    --data 'grant_type=password&username=myUserEmail&password=myPassword&scope=openid'

http.Login = "client_id"
http.Password = "client_secret"

Dim req As ChilkatHttpRequest
req.Initialize
req.HttpVerb = "POST"
req.Path = "/oauth2/default/v1/token"
req.ContentType = "application/x-www-form-urlencoded"
req.AddParam("grant_type", "password")
req.AddParam("username", "myUserEmail")
req.AddParam("password", "myPassword")
req.AddParam("scope", "openid")

req.AddHeader("accept", "application/json")

Dim resp As ChilkatHttpResponse
resp.Initialize
success = http.HttpReq("https://{yourOktaDomain}/oauth2/default/v1/token", req, resp)
If success = False Then
    Log(http.LastErrorText)
    Return
End If


Dim sbResponseBody As ChilkatStringBuilder
sbResponseBody.Initialize
resp.GetBodySb(sbResponseBody)
Dim jResp As ChilkatJsonObject
jResp.Initialize
jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = False

Log("Response Body:")
Log(jResp.Emit)

Dim respStatusCode As Int = resp.StatusCode
Log("Response Status Code = " & respStatusCode)
If respStatusCode >= 400 Then
    Log("Response Header:")
    Log(resp.Header)
    Log("Failed.")
    Return
End If


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

'  {
'    "access_token": "eyJraWQiOi ... jmiHD7wY9_gQ",
'    "token_type": "Bearer",
'    "expires_in": 3600,
'    "scope": "openid",
'    "id_token": "eyJraWQiOiJ ... W7KkWiPJnUSMoGw"
'  }

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



Dim access_token As String = jResp.StringOf("access_token")
Dim token_type As String = jResp.StringOf("token_type")
Dim expires_in As Int = jResp.IntOf("expires_in")
Dim scope As String = jResp.StringOf("scope")
Dim id_token As String = jResp.StringOf("id_token")