private function createContentKeyObject($keySeed, $keyId)
{
if (!$keyId) {
throw new KalturaAPIException(KalturaErrors::MISSING_MANDATORY_PARAMETER, "keyId");
}
$contentKeyVal = kPlayReadyAESContentKeyGenerator::generatePlayReadyContentKey($keySeed, $keyId);
$contentKey = new PlayReadyContentKey();
$contentKey->setKeyId($keyId);
$contentKey->setContentKey($contentKeyVal);
return $contentKey;
}
/**
* @param mixed $writer
* @param PlayReadyContentKey $contentKey
*/
private static function serializeContentKey($writer, $contentKey)
{
if ($contentKey instanceof ContentEncryptionKeyFromHeader) {
$writer->startElement('ContentKey');
$writer->writeAttributeNS('i', 'type', null, 'ContentEncryptionKeyFromHeader');
$writer->endElement();
}
if ($contentKey instanceof ContentEncryptionKeyFromKeyIdentifier) {
$writer->startElement('ContentKey');
$writer->writeAttributeNS('i', 'type', null, 'ContentEncryptionKeyFromKeyIdentifier');
$writer->writeElement('KeyIdentifier', $contentKey->getKeyIdentifier());
$writer->endElement();
}
}
