func customizeBar(bar *pb.ProgressBar) {
bar.ShowCounters = true
bar.ShowTimeLeft = false
bar.ShowSpeed = true
bar.SetMaxWidth(80)
bar.SetUnits(pb.U_BYTES)
}
func main() {
opts, args := parseFlags()
conv := cbconvert.NewConvertor(opts)
var bar *pb.ProgressBar
c := make(chan os.Signal, 3)
signal.Notify(c, os.Interrupt, syscall.SIGHUP, syscall.SIGTERM)
go func() {
for _ = range c {
fmt.Fprintf(os.Stderr, "Aborting\n")
os.RemoveAll(conv.Workdir)
os.Exit(1)
}
}()
if _, err := os.Stat(opts.Outdir); err != nil {
os.MkdirAll(opts.Outdir, 0777)
}
files := conv.GetFiles(args)
if opts.Cover || opts.Thumbnail {
if !opts.Quiet {
bar = pb.New(conv.Nfiles)
bar.ShowTimeLeft = false
bar.Start()
}
}
for _, file := range files {
stat, err := os.Stat(file)
if err != nil {
fmt.Fprintf(os.Stderr, "Error Stat: %v\n", err.Error())
continue
}
if opts.Cover {
conv.ExtractCover(file, stat)
if !opts.Quiet {
bar.Increment()
}
continue
} else if opts.Thumbnail {
conv.ExtractThumbnail(file, stat)
if !opts.Quiet {
bar.Increment()
}
continue
}
conv.ConvertComic(file, stat)
}
}
// processSystemArchives processes archives for given system
func (h *Harvester) processSystemArchives(s *system.System, archives []string) error {
var bar *pb.ProgressBar
nb := len(archives)
// extract archives
if !s.Options.Quiet {
fmt.Printf("[%s] Extracting %v archive(s)\n", s.Infos.Name, nb)
if !s.Options.Debug {
bar = pb.StartNew(nb)
bar.ShowCounters = true
bar.ShowPercent = false
bar.ShowTimeLeft = true
bar.SetMaxWidth(80)
}
}
for _, archive := range archives {
if !s.Options.Quiet && !s.Options.Debug {
bar.Increment()
}
if err := s.ProcessArchive(archive, h.Options.Output); err != nil {
return err
}
}
if !s.Options.Quiet && !s.Options.Debug {
bar.Finish()
fmt.Printf("[%s] Processed %v files (skipped: %v)\n", s.Infos.Name, s.Processed, s.Skipped)
}
fmt.Printf("[%s] Selected %v games\n", s.Infos.Name, len(s.Games))
return nil
}
// Fetch http file url to destination dest, with or without progress.
func FetchHTTPFile(url string, dest string, progress bool) (err error) {
gologit.Debugf("Creating file: %s\n", dest)
out, err := os.Create(dest)
if err != nil {
return err
}
defer out.Close()
var r io.Reader
gologit.Debugf("Fetching url: %s\n", url)
resp, err := http.Get(url)
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return fmt.Errorf("Server return non-200 status: %v", resp.Status)
}
msgPrefix := fmt.Sprintf("%s: ", path.Base(dest))
var bar *pb.ProgressBar
i, _ := strconv.Atoi(resp.Header.Get("Content-Length"))
if i > 0 && progress {
bar = pb.New(i).Prefix(msgPrefix).SetUnits(pb.U_BYTES)
bar.ShowSpeed = true
bar.RefreshRate = time.Millisecond * 700
bar.ShowFinalTime = false
bar.ShowTimeLeft = false
bar.Start()
defer bar.Finish()
r = bar.NewProxyReader(resp.Body)
} else {
r = resp.Body
}
_, err = io.Copy(out, r)
return err
}