static function bad_protocol_once2($matches)
{
global $aprotocols;
$allowed_protocols = $aprotocols;
if (is_array($matches)) {
if (!isset($matches[1]) || empty($matches[1])) {
return '';
}
$string = $matches[1];
} else {
$string = $matches;
}
$string2 = TextCleaner::decode_entities($string);
$string2 = preg_replace('/\\s/', '', $string2);
$string2 = TextCleaner::no_null($string2);
$string2 = strtolower($string2);
$allowed = false;
foreach ((array) $allowed_protocols as $one_protocol) {
if (strtolower($one_protocol) == $string2) {
$allowed = true;
break;
}
}
if ($allowed) {
return "{$string2}:";
} else {
return '';
}
}