/**
* Encodes a UuidInterface as a string representation of a UUID
*
* @param UuidInterface $uuid
* @return string Hexadecimal string representation of a UUID
*/
public function encode(UuidInterface $uuid)
{
$fields = array_values($uuid->getFieldsHex());
return vsprintf('%08s-%04s-%04s-%02s%02s-%012s', $fields);
}
public function encodeBinary(UuidInterface $uuid)
{
$components = array_values($uuid->getFieldsHex());
return hex2bin(implode('', $components));
}
/**
* Encodes a UuidInterface as a string representation of a timestamp first COMB UUID
*
* @param UuidInterface $uuid
*
* @return string Hexadecimal string representation of a GUID
*/
public function encode(UuidInterface $uuid)
{
$sixPieceComponents = array_values($uuid->getFieldsHex());
$this->swapTimestampAndRandomBits($sixPieceComponents);
return vsprintf('%08s-%04s-%04s-%02s%02s-%012s', $sixPieceComponents);
}
/**
* Encodes a UuidInterface as an optimized binary representation of a UUID
*
* @param UuidInterface $uuid
* @return string Binary string representation of a UUID
*/
public function encodeBinary(UuidInterface $uuid)
{
$fields = $uuid->getFieldsHex();
$optimized = [$fields['time_hi_and_version'], $fields['time_mid'], $fields['time_low'], $fields['clock_seq_hi_and_reserved'], $fields['clock_seq_low'], $fields['node']];
return hex2bin(implode('', $optimized));
}