protected static function map_from_utf8(&$result, $map, $str, $IGNORE, $TRANSLIT)
{
$ulen_mask = self::$ulen_mask;
$valid = self::$is_valid_utf8;
if ($TRANSLIT) {
self::$translit_map or self::$translit_map = self::getData('translit');
}
$i = 0;
$len = strlen($str);
while ($i < $len) {
if ($str[$i] < "€") {
$uchr = $str[$i++];
} else {
$ulen = $str[$i] & "ð";
$ulen = isset($ulen_mask[$ulen]) ? $ulen_mask[$ulen] : 1;
$uchr = substr($str, $i, $ulen);
if ($IGNORE && (1 === $ulen || !($valid || preg_match('/^.$/us', $uchr)))) {
++$i;
continue;
} else {
$i += $ulen;
}
}
if (isset($map[$uchr])) {
$result .= $map[$uchr];
} else {
if ($TRANSLIT) {
if (isset(self::$translit_map[$uchr])) {
$uchr = self::$translit_map[$uchr];
} else {
if ($uchr >= "À") {
$uchr = \Normalizer::normalize($uchr, \Normalizer::NFD);
$uchr = preg_split('/(.)/', $uchr, 2, PREG_SPLIT_DELIM_CAPTURE);
if (isset($uchr[2][0])) {
$uchr = $uchr[1];
} else {
if ($IGNORE) {
continue;
} else {
return false;
}
}
}
}
$str = $uchr . substr($str, $i);
$len = strlen($str);
$i = 0;
} else {
if (!$IGNORE) {
return false;
}
}
}
}
return true;
}
