private function writeChunk(Chunk $chunk) { $binary = $chunk->toBinary(true); $index = LevelDB::chunkIndex($chunk->getX(), $chunk->getZ()); $this->db->put($index . self::ENTRY_TERRAIN, substr($binary, 8, -1)); $this->db->put($index . self::ENTRY_FLAGS, substr($binary, -1)); $this->db->put($index . self::ENTRY_VERSION, ""); }