/**
* Splits the header line in `name` and `value` parts.
*
* @param string $headerLine
* @return string[] `name` in the first index and `value` in the second.
* @throws Exception\InvalidArgumentException If header does not match with the format ``name:value``
*/
public static function splitHeaderLine($headerLine, $throwExceptionOnInvalid = false)
{
$parts = explode(':', $headerLine, 2);
if (count($parts) !== 2) {
throw new Exception\InvalidArgumentException('Header must match with the format "name:value"');
}
if (!HeaderName::isValid($parts[0])) {
if ($throwExceptionOnInvalid === true) {
throw new Exception\InvalidArgumentException('Invalid header name detected');
}
$parts[0] = HeaderName::filter($parts[0]);
}
if (!HeaderValue::isValid($parts[1])) {
if ($throwExceptionOnInvalid === true) {
throw new Exception\InvalidArgumentException('Invalid header value detected');
}
$parts[1] = HeaderValue::filter($parts[1]);
}
$parts[0] = $parts[0];
$parts[1] = ltrim($parts[1]);
return $parts;
}
