/**
* Writes a coded metadata string
*
* @param array $data
*
* @return string
*/
public static function writeMetadata(array $data)
{
$stream = new BinaryStream();
$stream->putUnsignedVarInt(count($data));
foreach ($data as $key => $d) {
$stream->putUnsignedVarInt($key);
//data key
$stream->putUnsignedVarInt($d[0]);
//data type
switch ($d[0]) {
case Entity::DATA_TYPE_BYTE:
$stream->putByte($d[1]);
break;
case Entity::DATA_TYPE_SHORT:
$stream->putLShort($d[1]);
//SIGNED short!
break;
case Entity::DATA_TYPE_INT:
$stream->putVarInt($d[1]);
break;
case Entity::DATA_TYPE_FLOAT:
$stream->putLFloat($d[1]);
break;
case Entity::DATA_TYPE_STRING:
$stream->putString($d[1]);
break;
case Entity::DATA_TYPE_SLOT:
//TODO: change this implementation (use objects)
$stream->putSlot(Item::get($d[1][0], $d[1][2], $d[1][1]));
//ID, damage, count
break;
case Entity::DATA_TYPE_POS:
//TODO: change this implementation (use objects)
$stream->putBlockCoords($d[1][0], $d[1][1], $d[1][2]);
//x, y, z
break;
case Entity::DATA_TYPE_LONG:
$stream->putVarInt($d[1]);
//TODO: varint64 support
break;
case Entity::DATA_TYPE_VECTOR3F:
//TODO: change this implementation (use objects)
$stream->putVector3f($d[1][0], $d[1][1], $d[1][2]);
//x, y, z
}
}
return $stream->getBuffer();
}
