(Delphi ActiveX) CardConnect Test API Credentials

To test and validate site-level credentials, you can make a GET request with no body to the base URL.

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;
url: WideString;
responseStr: WideString;

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

// The CardConnect REST Web Service base URL includes a protocol, host, port and servlet specification.
// 
// For example:
// https://<site>.cardconnect.com:<port>/cardconnect/rest/
// 
// This represents an HTTPS request to the REST web service base URL. 
// The servlet name is fixed within the application; the host and port are assigned by CardConnect. 

http := TChilkatHttp.Create(Self);

http.BasicAuth := 1;
http.Login := 'API_USERNAME';
http.Password := 'API_PASSWORD';

url := 'https://<site>.cardconnect.com:<port>/cardconnect/rest/';
responseStr := http.QuickGetStr(url);

if (http.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

// If we get a 200 response status and an HTML response saying "CardConnect REST Servlet", then our credentials are correct.
Memo1.Lines.Add('response status code = ' + IntToStr(http.LastStatus));

Memo1.Lines.Add('response string:');
Memo1.Lines.Add(responseStr);

// Sample output:

// response status code = 200
// response string:
// <html lang="en"><body><h1>CardConnect REST Servlet</h1></body></html
end;