(Delphi ActiveX) 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 for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: TChilkatHttp;
req: TChilkatHttpRequest;
bUseTls: Integer;
resp: IChilkatHttpResponse;
json: TChilkatJsonObject;

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

http := TChilkatHttp.Create(Self);

// If SharePoint Windows classic authentication is used, then set the 
// Login, Password, LoginDomain, and NtlmAuth properties.
http.Login := 'SHAREPOINT_USERNAME';
http.Password := 'SHAREPOINT_PASSWORD';
http.LoginDomain := 'SHAREPOINT_NTLM_DOMAIN';
http.NtlmAuth := 1;

// 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
http.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.
// 

req := TChilkatHttpRequest.Create(Self);
req.HttpVerb := 'POST';
req.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
req.AddHeader('X-RequestDigest','SHAREPOINT_FORM_DIGEST');

// Send the request to deny the pending document approval.
bUseTls := 1;
resp := http.SynchronousRequest('SHAREPOINT_HTTPS_DOMAIN',443,bUseTls,req.ControlInterface);
if (http.LastMethodSuccess <> 1) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

// A successful update will return a 200 status code with an empty body.
// A non-successful update will return a JSON response body..
if (resp.StatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response status code = ' + IntToStr(resp.StatusCode));
    json := TChilkatJsonObject.Create(Self);
    json.Load(resp.BodyStr);
    json.EmitCompact := 0;
    Memo1.Lines.Add(json.Emit());
    Memo1.Lines.Add('Failed');

    Exit;
  end;

Memo1.Lines.Add('Success.');
end;