public function __construct($value)
{
if (!HeaderValue::isValid($value)) {
throw new Exception\InvalidArgumentException('Invalid Date header value detected');
}
$this->value = $value;
}
/**
* Set the message id
*
* @param string|null $id
* @return MessageId
*/
public function setId($id = null)
{
if ($id === null) {
$id = $this->createMessageId();
}
if (!HeaderValue::isValid($id) || preg_match("/[\r\n]/", $id)) {
throw new Exception\InvalidArgumentException('Invalid ID detected');
}
$this->messageId = sprintf('<%s>', $id);
return $this;
}
/**
* 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)
{
$parts = explode(':', $headerLine, 2);
if (count($parts) !== 2) {
throw new Exception\InvalidArgumentException('Header must match with the format "name:value"');
}
if (!HeaderValue::isValid($parts[1])) {
throw new Exception\InvalidArgumentException('Invalid header value detected');
}
$parts[1] = ltrim($parts[1]);
return $parts;
}
