Sample code for 30+ languages & platforms
AutoIt

SharePoint -- Deny Approval

Denies approval for a file that was submitted for content approval.

Only documents in lists that are enabled for content approval can be denied.

Chilkat AutoIt Downloads

AutoIt
Local $bSuccess = False

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

$oHttp = ObjCreate("Chilkat.Http")

;  If SharePoint Windows classic authentication is used, then set the 
;  Login, Password, LoginDomain, and NtlmAuth properties.
$oHttp.Login = "SHAREPOINT_USERNAME"
$oHttp.Password = "SHAREPOINT_PASSWORD"
$oHttp.LoginDomain = "SHAREPOINT_NTLM_DOMAIN"
$oHttp.NtlmAuth = True

;  The more common case is to use SharePoint Online authentication (via the SPOIDCRL cookie).
;  If so, do not set Login, Password, LoginDomain, and NtlmAuth, and instead
;  establish the cookie as shown at SharePoint Online Authentication

;  Indicate that we want a JSON reply
$oHttp.Accept = "application/json;odata=verbose"

;  Only persons who have Full Control or Design permissions can approve or reject
;  items or files in a list or library that requires approval. Other site users
;  can only view what they have permission to view or what they have uploaded
;  themselves.
;  
;  Important:  Approval or rejection of items or files in lists or libraries must
;  be done one at a time. You cannot approve or reject multiple items or files in
;  one operation.
;  

$oReq = ObjCreate("Chilkat.HttpRequest")
$oReq.HttpVerb = "POST"
$oReq.Path = "/_api/web/GetFileByServerRelativeUrl('/ChilkatDocLibrary/sample.docx')/deny(comment='Check-in comment for the denial of approval.')"

;  We need to add a form digest value in the X-RequestDigest header field.
;  See this example for details on
;  how to get (and cache) a form digest value
$oReq.AddHeader "X-RequestDigest","SHAREPOINT_FORM_DIGEST"

;  Send the request to deny the pending document approval.
Local $bUseTls = True
$oResp = ObjCreate("Chilkat.HttpResponse")
$bSuccess = $oHttp.HttpSReq("SHAREPOINT_HTTPS_DOMAIN",443,$bUseTls,$oReq,$oResp)
If ($bSuccess = False) Then
    ConsoleWrite($oHttp.LastErrorText & @CRLF)
    Exit
EndIf

;  A successful update will return a 200 status code with an empty body.
;  A non-successful update will return a JSON response body..
If ($oResp.StatusCode <> 200) Then
    ConsoleWrite("Response status code = " & $oResp.StatusCode & @CRLF)
    $oJson = ObjCreate("Chilkat.JsonObject")
    $oJson.Load($oResp.BodyStr)
    $oJson.EmitCompact = False
    ConsoleWrite($oJson.Emit() & @CRLF)
    ConsoleWrite("Failed" & @CRLF)
    Exit
EndIf

ConsoleWrite("Success." & @CRLF)