< – Inhaltsverzeichnis
FW_Mail: was soll man dazu noch sagen….

/** (c) 2010 Arne "w13531" Wenzel [ mailto: w13531 (at) terrorhippiecrew (dot) net ] **/
class FW_Mail extends FW_Object {

    private $to       = array();

    private $from     = null;

    private $subject  = null;

    private $body     = null;

    private $headers  = array();

    /**
    * constructor
    **/
    public function __construct($to, $from, $subject, $body) {
        if(is_array($to)) {
            $this->to   = $to;
        } else {
            $this->to[] = $to;
        }

        $this->from    = $from;
        $this->subject = $subject;
        $this->body    = wordwrap($body, 70);
    }

    /**
    * sends an email with the given data
    **/
    public function send(){
        $this->addHeader('From', $this->from);
        $this->addHeader('Reply-To', $this->from);
        $this->addHeader('Return-Path', $this->from);
        $this->addHeader('X-mailer:', 'RIAD-F Mail System');

        foreach($this->headers as $key => $value) {
            $header .= $key . ': ' . $value . "\n";
        }

        foreach($this->to as $value) {
            if($this->valid_email($value)) {
                mail($value, $this->subject, $this->body, $header);
            }
        }
    }

    /**
    * add custom header
    **/
    public function addHeader($name, $value){
        $this->headers[$name] = $value;
    }

    /**
    * validates email addresses
    * @return bool
    **/
    public function valid_email($email){
        $qtext          = '[^\\x0d\\x22\\x5c\\x80-\\xff]';
  		$dtext 			= '[^\\x0d\\x5b-\\x5d\\x80-\\xff]';
  		$atom           = '[^\\x00-\\x20\\x22\\x28\\x29\\x2c\\x2e\\x3a-\\x3c'.
                   		  '\\x3e\\x40\\x5b-\\x5d\\x7f-\\xff]+';
        $quoted_pair    = '\\x5c[\\x00-\\x7f]';

        $domain_literal = "\\x5b($dtext|$quoted_pair)*\\x5d";
  		$quoted_string  = "\\x22($qtext|$quoted_pair)*\\x22";
  		$domain_ref     = $atom;

        $sub_domain     = "($domain_ref|$domain_literal)";
  		$word           = "($atom|$quoted_string)";

        $domain         = "$sub_domain(\\x2e$sub_domain)*";
  		$local_part     = "$word(\\x2e$word)*";

        $addr_spec      = "$local_part\\x40$domain";

  		return preg_match("!^$addr_spec$!", $email) ? true : false;
	}

}