public IBackup CreateBackup()
{
LoginInfo li = DataHolder.GetLoginInfo();
string displayname_raw = InputBox.Show("Choose a displayname","Displayname:");
if (displayname_raw != null)
{
int i = 1;
string savepath = "";
string displayname = displayname_raw.Replace(' ', '-');
if (!File.Exists(Data.backupdir + displayname))
{
savepath = Data.backupdir + displayname;
}
else
{
while (File.Exists(Data.backupdir + displayname + "_" + i.ToString()))
{
savepath = Data.backupdir + displayname + "_" + i.ToString();
}
}
Backup_LoginInfo backup = new Backup_LoginInfo(li, displayname_raw, savepath);
BinaryWriter bw = new BinaryWriter(new FileStream(savepath, FileMode.OpenOrCreate));
bw.Write(signature);
bw.Write(li.GetName());
bw.Write(displayname_raw);
bw.Write(li.GetPassword());
bw.Close();
return backup;
}
else
{
return null;
}
}
public IBackup Load(string file)
{
BinaryReader br = new BinaryReader(new FileStream(file, FileMode.Open));
br.ReadByte();
string displayname = br.ReadString();
int len = br.ReadInt32();
LoginInfo li = LoginInfo.LoadFromMemory(br.ReadBytes(len));
Backup_LoginInfo backup = new Backup_LoginInfo(li, displayname, file);
br.Close();
return backup;
}