YA: mail.php for Yahoo Member

<?php

function clean4email($s){
    $t = Array("\r","\n","\t","%0A","%0D","%08","%09",'cc:','bcc:');
    return str_ireplace($t, '',$s);
}
function email($to,$from, $subject,$message,$uploadFiles=Array()){
    $to = clean4email($to);
    $from = clean4email($from);
    $subject = clean4email($subject);
    $uid = uniqid(time(),true);
    $header = "From: {$from}\r\n";
    $header .= "Reply-To: {$from}\r\n";
    $header .= "MIME-Version: 1.0\r\n";
    $header .= "Content-Type: multipart/mixed; boundary=\"{$uid}\"\r\n\r\n";
    $header .= "This is a multi-part message in MIME format.\r\n";
    $header .= "--{$uid}\r\n";
    $header .= "Content-type:text/plain; charset=iso-8859-1\r\n";
    $header .= "Content-Transfer-Encoding: 7bit\r\n\r\n";
    $header .= "{$message}\r\n\r\n";
    // File Attachment
    foreach($uploadFiles as $file){
        $filelocal = $file['tmp_name'];
        $mime = $file['type'];
        $filename = $file['name'];
        if(file_exists($filelocal)){
            $fh = @fopen($filelocal, "r");
            $content = chunk_split( base64_encode( fread($fh, filesize( $filelocal ))));
            @fclose($fh);
            $mime = (($mime !== false && strlen($mime) > 0)? $mime : 'application/octet-stream');
            $header .= "--{$uid}\r\n";
            $header .= "Content-Type: {$mime}; name=\"{$filename}\"\r\n";
            $header .= "Content-Transfer-Encoding: base64\r\n";
            $header .= "Content-Disposition: attachment; filename=\"{$filename}\"\r\n\r\n";
            $header .= $content . "\r\n\r\n";
        }
    }
    $header .= "--".$uid."--";
    return mail($to, $subject, "", $header);
}

$email = $_POST['email'];
$from = $_POST['name'] . ' <' . $email . '>';
// $recipient = "blanger@hawaii.edu";
$recipient = "gitlez@gmx.com";
$subject = "New Project Request from 2DadsDB.com";


$formItems = Array('name','address','phone','email','timeline','message');
$formcontent = "New Project Request From 2DadsDB.com" . PHP_EOL . PHP_EOL;
foreach($formItems as $item){
    $formcontent .= ucwords($item) . ': ' . $_POST[$item] . PHP_EOL;
}

if( email($recipient, $from, $subject, $formcontent,$_FILES) ){
    echo '<h1>Success</h1>';
    echo 'Thank You! <a href="contactus.html">Go Back</a>';
}else{
    echo '<h1>Error</h1>';
}

?>