/**
* Wrap a structured header line
*
* @param string $value
* @param Header $header
* @return string
*/
protected static function wrapStructuredHeader($value, Header $header)
{
$delimiter = $header->getDelimiter();
$length = strlen($value);
$lines = array();
$temp = '';
for ($i = 0; $i < $length; $i++) {
$temp .= $value[$i];
if ($value[$i] == $delimiter) {
$lines[] = $temp;
$temp = '';
}
}
return implode("\r\n ", $lines);
}
/**
* Add a Header to this container, for raw values @see addHeaderLine() and addHeaders()
*
* @param Header $header
* @return Headers
*/
public function addHeader(Header $header)
{
$key = $this->normalizeFieldName($header->getFieldName());
$this->headersKeys[] = $key;
$this->headers[] = $header;
$header->setEncoding($this->getEncoding());
return $this;
}