feat(explorer): manage created direct links / option to enable unique redirected direct links

inventory/direct_link.go

@@ -5,6 +5,7 @@ import (
 
 	"github.com/cloudreve/Cloudreve/v4/ent"
 	"github.com/cloudreve/Cloudreve/v4/ent/directlink"
+	"github.com/cloudreve/Cloudreve/v4/ent/schema"
 	"github.com/cloudreve/Cloudreve/v4/pkg/conf"
 	"github.com/cloudreve/Cloudreve/v4/pkg/hashid"
 )
@@ -16,6 +17,8 @@ type (
 		GetByNameID(ctx context.Context, id int, name string) (*ent.DirectLink, error)
 		// GetByID get direct link by id
 		GetByID(ctx context.Context, id int) (*ent.DirectLink, error)
+		// Delete delete direct link by id
+		Delete(ctx context.Context, id int) error
 	}
 	LoadDirectLinkFile struct{}
 )
@@ -60,6 +63,12 @@ func (d *directLinkClient) GetByNameID(ctx context.Context, id int, name string)
 	return res, nil
 }
 
+func (d *directLinkClient) Delete(ctx context.Context, id int) error {
+	ctx = schema.SkipSoftDelete(ctx)
+	_, err := d.client.DirectLink.Delete().Where(directlink.ID(id)).Exec(ctx)
+	return err
+}
+
 func withDirectLinkEagerLoading(ctx context.Context, q *ent.DirectLinkQuery) *ent.DirectLinkQuery {
 	if v, ok := ctx.Value(LoadDirectLinkFile{}).(bool); ok && v {
 		q.WithFile(func(m *ent.FileQuery) {

inventory/file.go

@@ -192,7 +192,7 @@ type FileClient interface {
 	// UnlinkEntity unlinks an entity from a file
 	UnlinkEntity(ctx context.Context, entity *ent.Entity, file *ent.File, owner *ent.User) (StorageDiff, error)
 	// CreateDirectLink creates a direct link for a file
-	CreateDirectLink(ctx context.Context, fileID int, name string, speed int) (*ent.DirectLink, error)
+	CreateDirectLink(ctx context.Context, fileID int, name string, speed int, reuse bool) (*ent.DirectLink, error)
 	// CountByTimeRange counts files created in a given time range
 	CountByTimeRange(ctx context.Context, start, end *time.Time) (int, error)
 	// CountEntityByTimeRange counts entities created in a given time range
@@ -322,13 +322,15 @@ func (f *fileClient) CountEntityByStoragePolicyID(ctx context.Context, storagePo
 	return v[0].Count, v[0].Sum, nil
 }
 
-func (f *fileClient) CreateDirectLink(ctx context.Context, file int, name string, speed int) (*ent.DirectLink, error) {
-	// Find existed
-	existed, err := f.client.DirectLink.
-		Query().
-		Where(directlink.FileID(file), directlink.Name(name), directlink.Speed(speed)).First(ctx)
-	if err == nil {
-		return existed, nil
+func (f *fileClient) CreateDirectLink(ctx context.Context, file int, name string, speed int, reuse bool) (*ent.DirectLink, error) {
+	if reuse {
+		// Find existed
+		existed, err := f.client.DirectLink.
+			Query().
+			Where(directlink.FileID(file), directlink.Name(name), directlink.Speed(speed)).First(ctx)
+		if err == nil {
+			return existed, nil
+		}
 	}
 
 	return f.client.DirectLink.

inventory/types/types.go

@@ -206,6 +206,7 @@ const (
 	GroupPermission_CommunityPlaceholder4
 	GroupPermissionSetExplicitUser_placeholder
 	GroupPermissionIgnoreFileOwnership // not used
+	GroupPermissionUniqueRedirectDirectLink
 )
 
 const (