Xojo Plugin

Okta: Refresh Access Token with the Auth Code Flow

See more Okta OAuth/OIDC Examples

Demonstrates how to refresh a token that was obtained using the authorization code flow. Xojo Plugin

Dim success As Boolean
success = False

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

// See Get Okta Access Token using Authorization Code Flow with PKCE 
// for sample code showing how to obtain an Okta access token using the authorization code flow for native apps (with PKCE).

Dim jsonToken As New Chilkat.JsonObject
success = jsonToken.LoadFile("qa_data/tokens/okta.json")
If (success <> True) Then
    System.DebugLog("Failed to load myob.json")
    Return
End If

Dim oauth2 As New Chilkat.OAuth2

oauth2.TokenEndpoint = "https://{yourOktaDomain}/oauth2/default/v1/token"

// Replace these with actual values.
oauth2.ClientId = "OKTA_CLIENT_ID"
oauth2.ClientSecret = "OKTA_CLIENT_SECRET"

// Get the "refresh_token"
oauth2.RefreshToken = jsonToken.StringOf("refresh_token")

// Send the HTTP POST to refresh the access token..
oauth2.VerboseLogging = True
success = oauth2.RefreshAccessToken()
If (success <> True) Then
    System.DebugLog(oauth2.LastErrorText)
    Return
End If

// Load the access token response into the json object 
success = jsonToken.Load(oauth2.AccessTokenResponse)

// Save the new JSON access token response to a file.
// The access + refresh tokens contained in this JSON will be needed for the next refresh.
Dim sbJson As New Chilkat.StringBuilder
jsonToken.EmitCompact = False
success = jsonToken.EmitSb(sbJson)
success = sbJson.WriteFile("qa_data/tokens/okta.json","utf-8",False)

System.DebugLog("OAuth2 authorization granted!")
System.DebugLog("New Access Token = " + oauth2.AccessToken)