(Delphi DLL) Aruba Fatturazione Elettronica Get Zip by Filename

Returns an invoice with all of its notifications in Zip format (e.g. IT01879020517_abcde.xml.p7m).

For more information, see https://fatturazioneelettronica.aruba.it/apidoc/docs_EN.html#_getzipbyfilename

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

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Http, BinData, ZipEntry, Zip, Crypt2;

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: HCkHttp;
success: Boolean;
bdZip: HCkBinData;
respStatusCode: Integer;
zip: HCkZip;
numUnzipped: Integer;
entry: HCkZipEntry;
bdP7m: HCkBinData;
crypt: HCkCrypt2;

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

http := CkHttp_Create();

// Implements the following CURL command:

// curl -X GET https://ws.fatturazioneelettronica.aruba.it/services/invoice/in/getZipByFilename?filename=IT01879020517_jtlk1.xml.p7m \
//   -H "Accept: application/json" \
//   -H "Authorization: Bearer NLOGDVXLVaF3tzmnVPkTwpkuh7dG0i09uSCcog3u+rE="

// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code

// Adds the "Authorization: Bearer NLOGDVXLVaF3tzmnVPkTwpkuh7dG0i09uSCcog3u+rE=" header.
CkHttp_putAuthToken(http,'NLOGDVXLVaF3tzmnVPkTwpkuh7dG0i09uSCcog3u+rE=');
CkHttp_SetRequestHeader(http,'Accept','application/json');

bdZip := CkBinData_Create();
success := CkHttp_QuickGetBd(http,'https://ws.fatturazioneelettronica.aruba.it/services/invoice/in/getZipByFilename?filename=IT01879020517_jtlk1.xml.p7m',bdZip);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;
respStatusCode := CkHttp_getLastStatus(http);
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));

if (respStatusCode <> 200) then
  begin
    // If it failed, the response body will not contain the .zip file data.
    // It will likely contain an error message.
    Memo1.Lines.Add(CkBinData__getString(bdZip,'utf-8'));
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

// Open the zip and extract the .p7m
zip := CkZip_Create();

success := CkZip_OpenBd(zip,bdZip);
if (success = False) then
  begin
    Memo1.Lines.Add(CkZip__lastErrorText(zip));
    Exit;
  end;

// If desired, we can unzip to the filesystem..
numUnzipped := CkZip_Unzip(zip,'c:/mySignedInvoices');
if (numUnzipped < 0) then
  begin
    Memo1.Lines.Add(CkZip__lastErrorText(zip));
    Exit;
  end;

// Alternatively, we can unzip into memory..
entry := CkZip_GetEntryByIndex(zip,0);
if (CkZip_getLastMethodSuccess(zip) = False) then
  begin
    Memo1.Lines.Add(CkZip__lastErrorText(zip));
    Exit;
  end;

bdP7m := CkBinData_Create();
success := CkZipEntry_UnzipToBd(entry,bdP7m);
if (success = False) then
  begin
    Memo1.Lines.Add(CkZipEntry__lastErrorText(entry));
    Exit;
  end;

CkZipEntry_Dispose(entry);

// Verify the signature and extract the XML from the p7m
// If the signature verification is successful, the contents of bdP7m are unwrapped and what
// remains is the original signed document..
crypt := CkCrypt2_Create();
success := CkCrypt2_OpaqueVerifyBd(crypt,bdP7m);
if (success = False) then
  begin
    Memo1.Lines.Add(CkCrypt2__lastErrorText(crypt));
    Exit;
  end;

Memo1.Lines.Add('The signature was verified.');

// The bdp7m now contains the XML that was originally signed.
Memo1.Lines.Add('Original XML:');
Memo1.Lines.Add(CkBinData__getString(bdP7m,'utf-8'));

CkHttp_Dispose(http);
CkBinData_Dispose(bdZip);
CkZip_Dispose(zip);
CkBinData_Dispose(bdP7m);
CkCrypt2_Dispose(crypt);

end;