public static function removeUrl($data)
{
// remove url + email
$lines = explode("\n", $data);
while (list($key, $line) = each($lines)) {
$line = eregi_replace("([ \t]|^)www\\.", " http://www.", $line);
$line = eregi_replace("([ \t]|^)ftp\\.", " ftp://ftp.", $line);
$line = eregi_replace("((http://|https://|ftp://|news://)[^ )\r\n]+)", "", $line);
$line = eregi_replace("([-a-z0-9_]+(\\.[_a-z0-9-]+)*@([a-z0-9-]+(\\.[a-z0-9-]+)+))", "", $line);
if (empty($newText)) {
$newText = $line;
} else {
$newText .= "\n{$line}";
}
}
return $newText;
}