コード例 #1
0
ファイル: dir2dat.go プロジェクト: sbinet/romba
func Dir2Dat(dat *types.Dat, srcpath, outpath string) error {
	glog.Infof("composing DAT from source %s into output dir %s", srcpath, outpath)

	fis, err := ioutil.ReadDir(srcpath)
	if err != nil {
		return err
	}

	for _, fi := range fis {
		if fi.IsDir() {
			game, err := populateGame(srcpath, fi)
			if err != nil {
				return err
			}

			dat.Games = append(dat.Games, game)
		}
	}

	outfilename := filepath.Join(outpath, dat.Name+datSuffix)
	outf, err := os.Create(outfilename)
	if err != nil {
		return err
	}
	defer outf.Close()

	outbuf := bufio.NewWriter(outf)
	defer outbuf.Flush()

	return types.ComposeDat(dat, outbuf)
}
コード例 #2
0
ファイル: dedup.go プロジェクト: uwedeportivo/romba
func Dedup(d *types.Dat, deduper Deduper) (*types.Dat, error) {
	dc := new(types.Dat)
	dc.CopyHeader(d)

	for _, g := range d.Games {
		gc := new(types.Game)
		gc.CopyHeader(g)
		for _, r := range g.Roms {
			if !r.Valid() {
				continue
			}
			seen, err := deduper.Seen(r)
			if err != nil {
				return nil, err
			}
			if !seen {
				gc.Roms = append(gc.Roms, r)
				err = deduper.Declare(r)
				if err != nil {
					return nil, err
				}
			}
		}
		if len(gc.Roms) > 0 {
			dc.Games = append(dc.Games, gc)
		}
	}

	if len(dc.Games) > 0 {
		return dc, nil
	}
	return nil, nil
}
コード例 #3
0
ファイル: kv.go プロジェクト: sbinet/romba
func (kvb *kvBatch) IndexRom(rom *types.Rom) error {
	//glog.Infof("indexing rom %s", rom.Name)

	dats, err := kvb.db.DatsForRom(rom)
	if err != nil {
		return err
	}

	if len(dats) > 0 {
		if rom.Crc != nil && rom.Sha1 != nil {
			//glog.Infof("declaring crc %s -> sha1 %s ampping", hex.EncodeToString(rom.Crc), hex.EncodeToString(rom.Sha1))
			err = kvb.crcsha1Batch.Append(rom.Crc, rom.Sha1)
			if err != nil {
				return err
			}
			kvb.size += int64(sha1.Size)
		}
		if rom.Md5 != nil && rom.Sha1 != nil {
			//glog.Infof("declaring md5 %s -> sha1 %s ampping", hex.EncodeToString(rom.Md5), hex.EncodeToString(rom.Sha1))
			err = kvb.md5sha1Batch.Append(rom.Md5, rom.Sha1)
			if err != nil {
				return err
			}
			kvb.size += int64(sha1.Size)
		}
		return nil
	}

	if rom.Sha1 == nil {
		glog.Warningf("indexing rom %s with missing SHA1", rom.Name)
	}

	dat := new(types.Dat)
	dat.Artificial = true
	dat.Generation = kvb.db.generation
	dat.Name = fmt.Sprintf("Artificial Dat for %s", rom.Name)
	dat.Path = rom.Path
	game := new(types.Game)
	game.Roms = []*types.Rom{rom}
	dat.Games = []*types.Game{game}

	var buf bytes.Buffer

	gobEncoder := gob.NewEncoder(&buf)
	err = gobEncoder.Encode(dat)
	if err != nil {
		return err
	}

	hh := sha1.New()
	_, err = io.Copy(hh, &buf)
	if err != nil {
		return err
	}

	return kvb.IndexDat(dat, hh.Sum(nil))
}
コード例 #4
0
ファイル: depot.go プロジェクト: sbinet/romba
func (depot *Depot) BuildDat(dat *types.Dat, outpath string) (bool, error) {
	datPath := filepath.Join(outpath, dat.Name)

	err := os.Mkdir(datPath, 0777)
	if err != nil {
		return false, err
	}

	var fixDat *types.Dat

	for _, game := range dat.Games {
		fixGame, err := depot.buildGame(game, datPath)
		if err != nil {
			return false, err
		}
		if fixGame != nil {
			if fixDat == nil {
				fixDat = new(types.Dat)
				fixDat.Name = dat.Name
				fixDat.Description = dat.Description
				fixDat.Path = dat.Path
			}
			fixDat.Games = append(fixDat.Games, fixGame)
		}
	}

	if fixDat != nil {
		fixDatPath := filepath.Join(outpath, fixPrefix+dat.Name+datSuffix)

		fixFile, err := os.Create(fixDatPath)
		if err != nil {
			return false, err
		}
		defer fixFile.Close()

		fixWriter := bufio.NewWriter(fixFile)
		defer fixWriter.Flush()

		err = types.ComposeDat(fixDat, fixWriter)
		if err != nil {
			return false, err
		}
	}

	return fixDat == nil, nil
}