/**
* Alias of {@link Infrastructure}::percentDecode().
* @param string $input
* @return string A UTF-8 string if the $input contains only bytes in the range 0x00 to 0x7F.
*/
public static function percentDecode($input)
{
return Infrastructure::percentDecode($input);
}
/**
* The host parser.
* @link https://url.spec.whatwg.org/#concept-host-parser URL Standard
* @param string $input A UTF-8 string.
* @param boolean $unicodeFlag If true, can return a domain containing non-ASCII characters.
* @return string|integer|float|integer[]
* If host is IPv4 address, returns a 32-bit unsigned integer (an integer or float).
* If host is IPv6 address, returns an array of a 16-bit unsigned integer.
*/
public static function parseHost($input, $unicodeFlag = false)
{
$inputString = (string) $input;
if ($inputString === '') {
$result = false;
} elseif ($inputString[0] === '[') {
$result = substr($inputString, -1) !== ']' ? false : self::parseIPv6(substr($inputString, 1, -1));
} else {
$domain = Infrastructure::percentDecode($input);
$asciiDomain = self::domainToASCII($domain);
if ($asciiDomain === false || strpbrk($asciiDomain, "\t\n\r #%/:?@[\\]") !== false) {
$result = false;
} else {
$ipv4Host = self::parseIPv4($asciiDomain);
$result = is_string($ipv4Host) ? $unicodeFlag ? self::domainToUnicode($ipv4Host) : $ipv4Host : $ipv4Host;
}
}
return $result;
}
