/**
* Read the header from the PO stream.
*
* The header is a special case PoItem, using the empty string as source and
* key-value pairs as translation. We just reuse the item reader logic to
* read the header.
*/
private function readHeader()
{
$item = $this->readItem();
// Handle the case properly when the .po file is empty (0 bytes).
if (!$item) {
return;
}
$header = new PoHeader();
$header->setFromString(trim($item->getTranslation()));
$this->_header = $header;
}
