feat: v2 (#599)

Read https://github.com/filebrowser/filebrowser/pull/575.

storage/bolt/users.go

@@ -0,0 +1,91 @@
+package bolt
+
+import (
+	"reflect"
+
+	"github.com/asdine/storm"
+	"github.com/filebrowser/filebrowser/v2/errors"
+	"github.com/filebrowser/filebrowser/v2/users"
+)
+
+type usersBackend struct {
+	db *storm.DB
+}
+
+func (st usersBackend) GetByID(id uint) (*users.User, error) {
+	user := &users.User{}
+	err := st.db.One("ID", id, user)
+	if err == storm.ErrNotFound {
+		return nil, errors.ErrNotExist
+	}
+
+	if err != nil {
+		return nil, err
+	}
+
+	return user, nil
+}
+
+func (st usersBackend) GetByUsername(username string) (*users.User, error) {
+	user := &users.User{}
+	err := st.db.One("Username", username, user)
+	if err == storm.ErrNotFound {
+		return nil, errors.ErrNotExist
+	}
+
+	if err != nil {
+		return nil, err
+	}
+
+	return user, nil
+}
+
+func (st usersBackend) Gets() ([]*users.User, error) {
+	users := []*users.User{}
+	err := st.db.All(&users)
+	if err == storm.ErrNotFound {
+		return nil, errors.ErrNotExist
+	}
+
+	if err != nil {
+		return users, err
+	}
+
+	return users, err
+}
+
+func (st usersBackend) Update(user *users.User, fields ...string) error {
+	if len(fields) == 0 {
+		return st.Save(user)
+	}
+
+	for _, field := range fields {
+		val := reflect.ValueOf(user).Elem().FieldByName(field).Interface()
+		if err := st.db.UpdateField(user, field, val); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (st usersBackend) Save(user *users.User) error {
+	err := st.db.Save(user)
+	if err == storm.ErrAlreadyExists {
+		return errors.ErrExist
+	}
+	return err
+}
+
+func (st usersBackend) DeleteByID(id uint) error {
+	return st.db.DeleteStruct(&users.User{ID: id})
+}
+
+func (st usersBackend) DeleteByUsername(username string) error {
+	user, err := st.GetByUsername(username)
+	if err != nil {
+		return err
+	}
+
+	return st.db.DeleteStruct(user)
+}