Pascal (Lazarus/Delphi)

Get a Blob using a Container's Shared Access Signature

See more Azure Cloud Storage Examples

Shows how to download an Azure blob using a URL with a shared access signature. Pascal (Lazarus/Delphi)

program ChilkatDemo;

// Demonstrates using the Chilkat Pascal wrapper via the C bridge DLL.
// Builds as a console application under Lazarus (FPC) or Delphi.

{$IFDEF FPC}
  {$MODE DELPHI}
{$ENDIF}
{$APPTYPE CONSOLE}

uses
  {$IFDEF UNIX}
  cthreads,
  {$ENDIF}
  SysUtils,
  CkDllLoader,
  Chilkat.Http;

// ---------------------------------------------------------------------------

procedure RunDemo;
var
  success: Boolean;
  url: string;
  http: THttp;

begin
  success := False;

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

  url := 'https://chilkat.blob.core.windows.net/mycontainer/starfish.jpg?sv=2021-06-08&ss=bfqt&srt=sco&sp=rwdlacupiyx&se=2023-02-12T21:30:53Z&st=2023-02-12T13:30:53Z&spr=https&sig=HB8CoZiD7EJD1rQNIVnLl%2Bq7kyLcOCnSXR14TadBv6s%3D';

  //  To download to a file, pass the full URL with query params to the Download method.
  http := THttp.Create;
  success := http.Download(url,'c:/someDir/starfish.jpg');
  if (success = False) then
    begin
      WriteLn('response status code: ' + http.LastStatus);
      WriteLn('response status text: ' + http.LastStatusText);
      Exit;
    end;

  WriteLn('Success.');


  http.Free;

end;

// ---------------------------------------------------------------------------

begin

  try
    RunDemo;
  except
    on E: Exception do
      WriteLn('Unhandled exception: ', E.ClassName, ': ', E.Message);
  end;

  WriteLn;
  {$IFDEF MSWINDOWS}
  WriteLn('Press Enter to exit...');
  ReadLn;
  {$ENDIF}
end.