func exportProblems(backend storage.ProblemStore, dest string) error {
m, err := backend.GetAllManifests()
if err != nil {
return err
}
probs := make(map[int64]storage.ProblemManifest)
for _, v := range m {
if !strings.HasPrefix(v.Id, "direct://school.sgu.ru/moodle/") {
continue
}
pidstr := strings.TrimPrefix(v.Id, "direct://school.sgu.ru/moodle/")
pidint, err := strconv.ParseInt(pidstr, 10, 64)
if err != nil {
continue
}
if prev, ok := probs[pidint]; !ok || prev.Revision < v.Revision {
probs[pidint] = v
}
}
for pidint, v := range probs {
fmt.Printf("Exporting problem %d ... [", pidint)
os.Stdout.Sync()
if err = exportProblem(backend, v, filepath.Join(dest, fmt.Sprintf("Task.%d", pidint))); err != nil {
return err
}
fmt.Printf("]\n")
}
return nil
}
