(AutoIt) GeoOp OAuth2 Authorisation Code Grant (Public App)

See more OAuth2 Examples

Note: This example requires Chilkat v10.1.2 or greater.

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

; It requires the Chilkat API to have been previously unlocked.
; See Global Unlock Sample for sample code.

$oOauth2 = ObjCreate("Chilkat.OAuth2")

; This should match the Site URL configured for your GeoOp (non-Server) Application, such as "http://localhost:3017/"
$oOauth2.ListenPort = 3017

$oOauth2.AuthorizationEndpoint = "https://login.geoop.com/oauth2/code"
$oOauth2.TokenEndpoint = "https://login.geoop.com/oauth2/token"

; Replace the client ID with an actual value.
$oOauth2.ClientId = "GEOOP-APPLICATION-ID"
; The ClientSecret should remain empty for a GeoOp public application
$oOauth2.ClientSecret = ""

; We need a few special settings for GeoOp
$oOauth2.Scope = "default"
$oOauth2.CodeChallenge = False
; Setting LocalHost equal to "none" prevents the "redirect_uri" query param from being sent in the initial HTTP request.
; Note: The GeoOp Application should still have a redirect URL specified as "http://localhost:3017/", where the port
; number matches the ListenPort above.
$oOauth2.LocalHost = "none"

; Begin the OAuth2 Authorization code flow.  This returns a URL that should be loaded in a browser.
Local $sUrl = $oOauth2.StartAuth()
If ($oOauth2.LastMethodSuccess <> True) Then
    ConsoleWrite($oOauth2.LastErrorText & @CRLF)
    Exit
EndIf

; Launch the default browser on the system and navigate to the url.
; The LaunchBrowser method was added in Chilkat v10.1.2.
Local $bSuccess = $oOauth2.LaunchBrowser($sUrl)
If ($bSuccess = False) Then
    ConsoleWrite($oOauth2.LastErrorText & @CRLF)
    Exit
EndIf

; Wait for the user to approve or deny authorization in the browser.
Local $iNumMsWaited = 0
While ($iNumMsWaited < 90000) And ($oOauth2.AuthFlowState < 3)
    $oOauth2.SleepMs 100
    $iNumMsWaited = $iNumMsWaited + 100
Wend

; If the browser does not respond within the specified time, AuthFlowState will be:
; 
; 1: Waiting for Redirect – The OAuth2 background thread is waiting for the browser's redirect request.
; 2: Waiting for Final Response – The thread is awaiting the final access token response.
; In either case, cancel the background task initiated by StartAuth.

If ($oOauth2.AuthFlowState < 3) Then
    $oOauth2.Cancel()
    ConsoleWrite("No response from the browser!" & @CRLF)
    Exit
EndIf

; Check AuthFlowState to determine if authorization was granted, denied, or failed:
; 
; 3: Success – OAuth2 flow completed, the background thread exited, and the successful response is in AccessTokenResponse.
; 4: Access Denied – OAuth2 flow completed, the background thread exited, and the error response is in AccessTokenResponse.
; 5: Failure – OAuth2 flow failed before completion, the background thread exited, and error details are in FailureInfo.

If ($oOauth2.AuthFlowState = 5) Then
    ConsoleWrite("OAuth2 failed to complete." & @CRLF)
    ConsoleWrite($oOauth2.FailureInfo & @CRLF)
    Exit
EndIf

If ($oOauth2.AuthFlowState = 4) Then
    ConsoleWrite("OAuth2 authorization was denied." & @CRLF)
    ConsoleWrite($oOauth2.AccessTokenResponse & @CRLF)
    Exit
EndIf

If ($oOauth2.AuthFlowState <> 3) Then
    ConsoleWrite("Unexpected AuthFlowState:" & $oOauth2.AuthFlowState & @CRLF)
    Exit
EndIf

ConsoleWrite("OAuth2 authorization granted!" & @CRLF)
ConsoleWrite("Access Token = " & $oOauth2.AccessToken & @CRLF)

; Save the entire JSON response, which includes the access token, for future calls.
; The JSON AccessTokenResponse looks like this:
; {"access_token":"e6dqdG....mzjpT04w==","token_type":"Bearer","expires_in":2592000,"owner_id":984236}

$oFac = ObjCreate("Chilkat.FileAccess")
$oFac.WriteEntireTextFile("qa_data/tokens/geoop.json",$oOauth2.AccessTokenResponse,"utf-8",False)

ConsoleWrite("Success." & @CRLF)