121 lines
2.6 KiB
Go
121 lines
2.6 KiB
Go
package share
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import (
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"time"
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"github.com/filebrowser/filebrowser/v2/errors"
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)
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// StorageBackend is the interface to implement for a share storage.
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type StorageBackend interface {
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All() ([]*Link, error)
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FindByUserID(id uint) ([]*Link, error)
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GetByHash(hash string) (*Link, error)
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GetPermanent(path string, id uint) (*Link, error)
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Gets(path string, id uint) ([]*Link, error)
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Save(s *Link) error
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Delete(hash string) error
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}
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// Storage is a storage.
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type Storage struct {
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back StorageBackend
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}
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// NewStorage creates a share links storage from a backend.
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func NewStorage(back StorageBackend) *Storage {
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return &Storage{back: back}
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}
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// All wraps a StorageBackend.All.
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func (s *Storage) All() ([]*Link, error) {
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links, err := s.back.All()
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if err != nil {
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return nil, err
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}
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for i, link := range links {
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if link.Expire != 0 && link.Expire <= time.Now().Unix() {
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if err := s.Delete(link.Hash); err != nil {
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return nil, err
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}
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links = append(links[:i], links[i+1:]...)
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}
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}
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return links, nil
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}
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// FindByUserID wraps a StorageBackend.FindByUserID.
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func (s *Storage) FindByUserID(id uint) ([]*Link, error) {
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links, err := s.back.FindByUserID(id)
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if err != nil {
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return nil, err
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}
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for i, link := range links {
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if link.Expire != 0 && link.Expire <= time.Now().Unix() {
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if err := s.Delete(link.Hash); err != nil {
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return nil, err
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}
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links = append(links[:i], links[i+1:]...)
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}
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}
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return links, nil
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}
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// GetByHash wraps a StorageBackend.GetByHash.
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func (s *Storage) GetByHash(hash string) (*Link, error) {
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link, err := s.back.GetByHash(hash)
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if err != nil {
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return nil, err
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}
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if link.Expire != 0 && link.Expire <= time.Now().Unix() {
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if err := s.Delete(link.Hash); err != nil {
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return nil, err
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}
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return nil, errors.ErrNotExist
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}
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return link, nil
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}
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// GetPermanent wraps a StorageBackend.GetPermanent
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func (s *Storage) GetPermanent(path string, id uint) (*Link, error) {
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return s.back.GetPermanent(path, id)
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}
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// Gets wraps a StorageBackend.Gets
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func (s *Storage) Gets(path string, id uint) ([]*Link, error) {
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links, err := s.back.Gets(path, id)
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if err != nil {
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return nil, err
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}
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for i, link := range links {
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if link.Expire != 0 && link.Expire <= time.Now().Unix() {
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if err := s.Delete(link.Hash); err != nil {
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return nil, err
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}
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links = append(links[:i], links[i+1:]...)
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}
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}
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return links, nil
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}
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// Save wraps a StorageBackend.Save
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func (s *Storage) Save(l *Link) error {
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return s.back.Save(l)
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}
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// Delete wraps a StorageBackend.Delete
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func (s *Storage) Delete(hash string) error {
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return s.back.Delete(hash)
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}
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