func savereps() error {
file, err := os.Open(config.Reports())
if err != nil {
err = os.Mkdir(config.Reports(), os.ModePerm)
if err != nil {
return fmt.Errorf("roy: error making reports directory")
}
}
file.Close()
errs := pronom.Harvest()
if len(errs) > 0 {
return fmt.Errorf("roy: errors saving reports to disk")
}
return nil
}
// UTILS
// Harvest fetches PRONOM reports listed in the DROID file
func Harvest() []error {
d, err := newDroid(config.Droid())
if err != nil {
return []error{err}
}
apply := func(puid string) error {
url, _, _, _ := config.HarvestOptions()
return save(puid, url, config.Reports())
}
return applyAll(5, d.IDs(), apply)
}
// set identifiers joins signatures in the DROID signature file with any extra reports and adds that to the pronom object
func (p *pronom) setParseables() error {
d, err := newDroid(config.Droid())
if err != nil {
return fmt.Errorf("Pronom: error loading Droid file; got %s\nYou must have a Droid file to build a signature", err)
}
// if noreports set
if config.Reports() == "" {
p.Parseable = d
} else { // otherwise build from reports
// get list of puids that applies limit or exclude filters (actual filtering of Parseable delegated to core/identifier)
puids := d.IDs()
if config.HasLimit() {
puids = config.Limit(puids)
} else if config.HasExclude() {
puids = config.Exclude(puids)
}
r, err := newReports(puids, d.idsPuids())
if err != nil {
return fmt.Errorf("Pronom: error loading reports; got %s\nYou must download PRONOM reports to build a signature (unless you use the -noreports flag). You can use `roy harvest` to download reports", err)
}
p.Parseable = r
}
// add extensions
for _, v := range config.Extend() {
e, err := newDroid(v)
if err != nil {
return fmt.Errorf("Pronom: error loading extension file; got %s", err)
}
p.Parseable = identifier.Join(p.Parseable, e)
}
// exclude byte signatures where also have container signatures, unless doubleup set
if !config.DoubleUp() {
p.Parseable = doublesFilter{
config.ExcludeDoubles(p.IDs(), p.c.IDs()),
p.Parseable,
}
}
return nil
}
func reportPath(puid string) string {
return filepath.Join(config.Reports(), strings.Replace(puid, "/", "", 1)+".xml")
}