public async void LoadData(Account account) {
_account = account;
AccountName = _account.Name;
var webDav = new WebDAVClient(_account.GetUri(), await _accountService.GetCredentials(_account));
try {
var files = await webDav.GetEntries(_account.WebDAVPath, true);
Files = new ObservableCollection<WebDAVFile>
// except current folder
(files.Where(x => x.FilePath.ToString() != _account.WebDAVPath));
} catch {
}
}
/// <summary>
/// Encrypts username and password text
/// </summary>
public async Task UpdateCredentials(Account account) {
if (!account.IsAnonymous) {
if (!string.IsNullOrEmpty(account.UsernamePlain)) {
account.Username = await _protectedDataService.EncryptString(account.UsernamePlain);
} else {
account.Username = string.Empty;
}
if (!string.IsNullOrEmpty(account.PasswordPlain)) {
account.Password = await _protectedDataService.EncryptString(account.PasswordPlain);
} else {
account.Password = string.Empty;
}
} else {
account.Username = account.Password = string.Empty;
}
}
public AddAccountViewModel(ConnectionService connectionService, AccountService accountService, INavigationService navigationService) {
_connectionService = connectionService;
_accountService = accountService;
_navigationService = navigationService;
AnonymousAccess = false;
IsHostValid = false;
CheckHostCommand = new RelayCommand(async () => {
// TODO: check if really changed
IsHostValid = false;
var host = Host;
if (!host.EndsWith("/")) host = host + "/";
_connectionInfo = await _connectionService.GetConnectionInfo(host);
if (_connectionInfo != null) {
var auth = await _connectionService.GetAuthenticationInfo(_connectionInfo);
if (auth != AuthenticationMethod.Unknown)
IsHostValid = true;
AnonymousAccess = auth == AuthenticationMethod.None;
}
});
AddAccountCommand = new RelayCommand(async () => {
var newAccount = new Account {
IsAnonymous = AnonymousAccess,
Protocol = _connectionInfo.WebDAVUrl.Scheme,
ServerDomain = _connectionInfo.WebDAVUrl.Host,
WebDAVPath = _connectionInfo.WebDAVUrl.LocalPath
};
if (!AnonymousAccess) {
newAccount.UsernamePlain = UserName;
newAccount.PasswordPlain = Password;
await _accountService.UpdateCredentials(newAccount);
}
_accountService.AddAccount(newAccount);
await _accountService.SaveAccounts();
if (_navigationService.CanGoBack)
_navigationService.GoBack();
else
_navigationService.Navigate(typeof(MainPage));
}, () => IsHostValid &&
(AnonymousAccess ||
(!string.IsNullOrWhiteSpace(UserName) &&
!string.IsNullOrEmpty(Password))));
}
public async Task DeleteAccount(Account account) {
var accountInList = await GetAccountByID(account.GUID);
_accounts.Remove(accountInList);
}
public void AddAccount(Account account) {
account.GUID = Guid.NewGuid();
_accounts.Add(account);
}
/// <summary>
/// Decrypts username and password text
/// </summary>
public async Task RestoreCredentials(Account account) {
if (!account.IsAnonymous && (string.IsNullOrEmpty(account.UsernamePlain)|| string.IsNullOrEmpty(account.PasswordPlain))) {
account.UsernamePlain = await _protectedDataService.DecryptString(account.Username);
account.PasswordPlain = await _protectedDataService.DecryptString(account.Password);
}
}
/// <summary>
/// Returns the Username & Password for
/// the account. This works also in encrypted mode.
/// </summary>
/// <returns></returns>
public async Task<NetworkCredential> GetCredentials(Account account) {
var copy = account.GetCopy();
if (!copy.IsAnonymous) await RestoreCredentials(copy);
return copy.IsAnonymous ? new NetworkCredential() : new NetworkCredential(copy.UsernamePlain, copy.PasswordPlain);
}
