trysiegfried.go

package itforarchivists

import (
	"encoding/json"
	"fmt"
	"net/http"

	"github.com/richardlehane/siegfried/pkg/core"
	"github.com/richardlehane/siegfried/pkg/pronom"
)

type Identification struct {
	Puids []string
}

func (i *Identification) Json() string {
	byt, _ := json.Marshal(i)
	return string(byt)
}

func identify(r *http.Request) (*Identification, error) {
	s := core.NewSiegfried()
	p, err := pronom.Load("public/latest/pronom.gob")
	if err != nil {
		return nil, err
	}
	s.AddIdentifier(p)
	id := &Identification{make([]string, 0)}
	f, _, err := r.FormFile("file")
	if err != nil {
		return nil, err
	}
	defer f.Close()
	c, err := s.Identify(f, "")
	if err != nil {
		return nil, fmt.Errorf("failed to identify %v, got: %v", p, err)
	}
	for i := range c {
		id.Puids = append(id.Puids, i.String())
	}
	return id, nil
}