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Delphi Examples

Bounced Mail
Bz2
Character Encoding
CSV
DKIM / DomainKey
Digital Certificates
Digital Signatures
DH Key Exchange
DSA
Email
Email Object
FTP
HTML-to-XML
HTTP
IMAP
Encryption
MHT / HTML Email
NTLM
POP3
RSA
S/MIME
SMTP
Socket
Spider
SFTP
SSH
SSH Key
SSH Tunnel
String
Tar
Upload
XML
XMP
Zip Compression

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Byte Array
FileAccess
RSS
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PPMD
Deflate
Bzip2
LZW

Type Conversion

 

Article: Understanding COM References in Delphi

Load file into XML as Base64 Encoded Content

Loads any type file into an XML document. The file content is encoded as base64.

Download Chilkat XML ActiveX

uses
    Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
    Dialogs, StdCtrls,
    CHILKATXMLLib_TLB,
    OleCtrls;

...

procedure TForm1.Button1Click(Sender: TObject);
var
docRoot: CHILKATXMLLib_TLB.IChilkatXml;
success: Integer;
zipContent: Integer;
encryptContent: Integer;
encryptPassword: String;
pdfNode: CHILKATXMLLib_TLB.IChilkatXml;
unzipContent: Integer;
decryptContent: Integer;
decryptPassword: String;

begin
docRoot := TChilkatXml.Create(Self).ControlInterface;

docRoot.Tag := 'myDoc';

//  To zip compress the content, set this flag to 1
zipContent := 0;
//  To 128-bit AES encrypt the content, set this flag to 1
encryptContent := 0;
encryptPassword := '';

pdfNode := docRoot.NewChild('pdf','');

//  Embed a PDF into XML
success := pdfNode.SetBinaryContentFromFile('sample.pdf',zipContent,encryptContent,encryptPassword);
if (success <> 1) then
  begin
    ShowMessage(pdfNode.LastErrorText);

    Exit;
  end;
ShowMessage(pdfNode.LastErrorText);

//  Display the entire XML document:
Memo1.Lines.Add(docRoot.GetXml());

//  Get the Base64-encoded content and display it:
Memo1.Lines.Add(pdfNode.Content);

//  Extract the binary content from XML:
unzipContent := 0;
decryptContent := 0;
decryptPassword := '';
success := pdfNode.SaveBinaryContent('out.pdf',unzipContent,decryptContent,decryptPassword);
if (success <> 1) then
  begin
    ShowMessage(pdfNode.LastErrorText);

    Exit;
  end;

ShowMessage('Success!');
end;

 

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Mail Component · .NET Email Component · XML Parser