package gokwallet import ( "github.com/godbus/dbus/v5" ) /* NewBlob returns a Blob. It requires a RecurseOpts (you can use DefaultRecurseOpts, call NewRecurseOpts, or provide your own RecurseOpts struct). It also requires a Folder. */ func NewBlob(f *Folder, keyName string, recursion *RecurseOpts) (blob *Blob, err error) { if !f.isInit { err = ErrInitFolder return } blob = &Blob{ DbusObject: f.DbusObject, Name: keyName, // Value: "", Recurse: recursion, wm: f.wallet.wm, wallet: f.wallet, folder: f, isInit: false, } blob.isInit = true if blob.Recurse.AllWalletItems || blob.Recurse.Blobs { if err = blob.Update(); err != nil { return } } blob.isInit = true return } // Delete will delete this Blob from its parent Folder. You may want to run Folder.UpdateBlobs to update the existing map of Blob items. func (b *Blob) Delete() (err error) { if err = b.folder.RemoveEntry(b.Name); err != nil { return } b = nil return } // SetValue will replace this Blob's Blob.Value. func (b *Blob) SetValue(newValue []byte) (err error) { if _, err = b.folder.WriteBlob(b.Name, newValue); err != nil { return } b.Value = newValue return } // Update fetches a Blob's Blob.Value. func (b *Blob) Update() (err error) { var call *dbus.Call var v dbus.Variant if call = b.Dbus.Call( DbusWMReadEntry, 0, b.folder.wallet.handle, b.folder.Name, b.Name, b.folder.wallet.wm.AppID, ); call.Err != nil { err = call.Err return } if err = call.Store(&v); err != nil { return } b.Value = v.Value().([]byte) return } // isWalletItem is needed for interface membership. func (b *Blob) isWalletItem() (isWalletItem bool) { isWalletItem = true return }