Пример #1
0
func main() {
	configFile := flag.String("config-file", "", "Config file for RETS connection")
	metadataFile := flag.String("metadata-options", "", "Config file for metadata options")
	output := flag.String("output", "", "Directory for file output")

	config := common.Config{}
	config.SetFlags()

	metadataOpts := MetadataOptions{}
	metadataOpts.SetFlags()

	flag.Parse()

	if *configFile != "" {
		err := config.LoadFrom(*configFile)
		if err != nil {
			panic(err)
		}
	}
	fmt.Printf("Connection Settings: %v\n", config)
	if *metadataFile != "" {
		err := metadataOpts.LoadFrom(*metadataFile)
		if err != nil {
			panic(err)
		}
	}
	fmt.Printf("Search Options: %v\n", metadataOpts)

	// should we throw an err here too?
	session, err := config.Initialize()
	if err != nil {
		panic(err)
	}

	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Minute)
	defer cancel()

	capability, err := rets.Login(session, ctx, rets.LoginRequest{URL: config.URL})
	if err != nil {
		panic(err)
	}
	defer rets.Logout(session, ctx, rets.LogoutRequest{URL: capability.Logout})

	reader, err := rets.MetadataStream(session, ctx, rets.MetadataRequest{
		URL:    capability.GetMetadata,
		Format: metadataOpts.Format,
		MType:  metadataOpts.MType,
		ID:     metadataOpts.ID,
	})
	defer reader.Close()
	if err != nil {
		panic(err)
	}
	out := os.Stdout
	if *output != "" {
		out, _ = os.Create(*output + "/metadata.xml")
		defer out.Close()
	}
	io.Copy(out, reader)
}
Пример #2
0
// GetCompactIncrementalMetadata retrieve the RETS Compact metadata from the server
func (ic *IncrementalCompact) Load(sess rets.Requester, ctx context.Context, url string) error {
	// extract an id'd subesection of metadata
	get := func(id, mtype string) (*rets.CompactMetadata, error) {
		if id == "" {
			id = "0"
		}
		req := rets.MetadataRequest{
			URL:    url,
			Format: "COMPACT",
			MType:  mtype,
			ID:     id,
		}
		reader, er := rets.MetadataStream(sess, ctx, req)
		if er != nil {
			return nil, er
		}
		return rets.ParseMetadataCompactResult(reader)
	}
	msys, err := get("", metadata.MISystem.Name)
	if err != nil {
		return err
	}
	ic.Response = msys.Response
	ic.MSystem = msys.MSystem
	ic.Elements = map[string][]rets.CompactData{}
	// fmt.Printf("compact system: %v\n", compact)
	cds, err := ic.extractChildren(get, []string{}, metadata.MISystem)
	if err != nil {
		return err
	}
	for _, cd := range cds {
		// extract children from this element and put in the system elem
		ic.Elements[cd.Element] = append(ic.Elements[cd.Element], cd)
	}
	return nil
}