<?

class mime_mail
{
  var $parts;
  var $to;
  var $from;
  var $headers;
  var $subject;
  var $body;

  /*
   *     void mime_mail()
   *     class constructor
   */

  function mime_mail() {
     $this->parts = array();
     $this->to =  "";
     $this->from =  "";
     $this->subject =  "";
     $this->body =  "";
     $this->headers =  "";
  }

  /*
   *     void add_attachment(string message, [string name], [string ctype])
   *     Add an attachment to the mail object
   */

  function add_attachment($message, $name =  "", $ctype = "application/octet-stream") {
     $this->parts[] = array (
           "ctype" => $ctype,
           "message" => $message,
           "encode" => $encode,
           "name" => $name
                          );
  }

  /*
   *      void build_message(array part=
   *      Build message parts of an multipart mail
   */

  function build_message($part) {
     $message = $part[ "message"];
     $message = chunk_split(base64_encode($message));
     $encoding =  "base64";
     return  "Content-Type: ".$part[ "ctype"].
        ($part[ "name"]? "; name = \"".$part[ "name"].
        "\"" :  "").

        "\nContent-Transfer-Encoding: $encoding\n\n$message\n";
  }

  /*
   *      void build_multipart()
   *      Build a multipart mail
   */

  function build_multipart() {
     $boundary =  "b".md5(uniqid(time()));
     $multipart =
        "Content-Type: multipart/mixed; boundary = $boundary\n\nThis is a MIME encoded message.\n\n--$boundary";

        for($i = sizeof($this->parts)-1; $i >= 0; $i--)
     {
        $multipart .=  "\n".$this->build_message($this->parts[$i]).
           "--$boundary";
     }
     return $multipart.=  "--\n";
  }

  /*
   *      string get_mail()
   *      returns the constructed mail
   */

  function get_mail($complete = true) {
     $mime =  "";
     if (!empty($this->from))
        $mime .=  "From: ".$this->from. "\n";
     if (!empty($this->headers))
        $mime .= $this->headers. "\n";

     if ($complete) {
        if (!empty($this->to)) {
           $mime .= "To: $this->to\n";
        }
        if (!empty($this->subject)) {
           $mime .= "Subject: $this->subject\n";
        }
     }

     if (!empty($this->body))
        $this->add_attachment($this->body,  "",  "text/plain");
     $mime .=  "MIME-Version: 1.0\n".$this->build_multipart();

     return $mime;
  }

  /*
   *      void send()
   *      Send the mail (last class-function to be called)
   */

  function send() {
     $mime = $this->get_mail(false);
     mail($this->to, $this->subject,  "", $mime);
  }
};  // end of class

?>

mail($this->to, $this->subject,  "", $mime);