// Specify user pasword and initialize relative data structure.
public static bool Initialize(string userPass, bool saveUserPass)
{
// Clear saved old data
ApplicationData.Current.LocalSettings.Values.Clear();
// Create new master password string
Random r = new Random();
StringBuilder masterPass = new StringBuilder();
for (int i = 0; i < 64; i++)
{
char c = (char)(r.Next(1, 254) * 8 + r.Next(1, 254));
masterPass.Append(c);
}
string masterPassStr = masterPass.ToString();
// Save master password string
ApplicationData.Current.LocalSettings.Values[MASTERPASS_KEYNAME] =
Crypt.Base64Encoding(Crypt.CipherEncryption(masterPassStr, userPass, false));
// if user password saving is specified, encrypt user password by fixed string
if (saveUserPass)
{
SaveUserPassword(userPass);
}
// Create empty current file.
PasswordFile pf = new PasswordFile();
return(Save(masterPassStr, pf.BuildStringForOutput(false)));
}
public AccountInfo(PasswordFile argPW)
{
m_AccountName = "New Account";
m_InquiryName = new string[16];
m_InquiryValue = new string[16];
m_HideFlag = new bool[16];
m_obfusPass = new string[16];
m_InquiryCount = 0;
m_ParentPasswordFile = argPW;
}
private async void Page_Loaded(object sender, RoutedEventArgs e)
{
_ = sender;
_ = e;
m_SaveTimer = new DispatcherTimer();
m_SaveTimer.Interval = TimeSpan.FromMilliseconds(1000);
m_SaveTimer.Tick += OnSaveTimer;
m_SaveTimer.Start();
m_LastEditDate = DateTime.UtcNow;
MODIFIED_LABEL_TEXT = GlbFunc.GetResourceString("EditEnableToggle_ModifiedText", "Ediable *");
SAVED_LABEL_TEXT = GlbFunc.GetResourceString("EditEnableToggle_SavedText", "Ediable");
EditEnableToggle.OnContent = SAVED_LABEL_TEXT;
// all of controls are disabled.
AccountList.Items.Clear();
InquiryList.Items.Clear();
m_AccountList_ItemCount = 0;
SetEdiableState(false);
// load password file
if (!await LoadPasswordFile().ConfigureAwait(true))
{
// If failed to load password file, all of controls are remain disabled.
m_PasswordFile = null;
EditEnableToggle.IsEnabled = false;
return;
}
AccountList.Items.Clear();
AccountList.IsEnabled = true;
m_AccountList_ItemCount = 0;
// Insert loaded account information to list
UpdateAccountList();
if (m_PasswordFile.GetCount() > 0)
{
m_AccountListSelectionFlg = true;
AccountList.SelectedIndex = 0;
m_AccountListSelectionFlg = false;
UpdateInquiryList(0);
}
else
{
UpdateInquiryList(-1);
}
// If account info is empty, default is editable. Others, default is read-only.
EditEnableToggle.IsOn = (m_PasswordFile.GetCount() == 0);
Application.Current.Suspending += new SuspendingEventHandler(App_Suspending);
}
public AccountInfo(PasswordFile argPW, AccountInfo cpSrc)
{
m_AccountName = cpSrc.m_AccountName;
m_InquiryName = new string[cpSrc.m_InquiryName.Length];
m_InquiryValue = new string[cpSrc.m_InquiryValue.Length];
m_HideFlag = new bool[cpSrc.m_HideFlag.Length];
m_obfusPass = new string[cpSrc.m_obfusPass.Length];
Array.Copy(cpSrc.m_InquiryName, m_InquiryName, cpSrc.m_InquiryName.Length);
Array.Copy(cpSrc.m_InquiryValue, m_InquiryValue, cpSrc.m_InquiryValue.Length);
Array.Copy(cpSrc.m_HideFlag, m_HideFlag, cpSrc.m_HideFlag.Length);
Array.Copy(cpSrc.m_obfusPass, m_obfusPass, cpSrc.m_obfusPass.Length);
m_InquiryCount = cpSrc.m_InquiryCount;
m_ParentPasswordFile = argPW;
}
/// <summary>
/// Export password file button is clicked.
/// </summary>
private async void ExportPasswordFileButton_Click(object sender, RoutedEventArgs e)
{
_ = sender;
_ = e;
// Load selected password file. If not selected ignore this event
var r = await LoadSelectedPasswordFile().ConfigureAwait(true);
PasswordFile pwfile = r.Item1;
string password = r.Item2;
if (string.IsNullOrEmpty(password) || null == pwfile)
{
return;
}
// Get output path name of a new plain text file
FileSavePicker p = new FileSavePicker();
p.FileTypeChoices.Add(GlbFunc.GetResourceString("TextFileTypeDescription", "Text File"), new List <string>()
{
".txt"
});
p.SuggestedStartLocation = PickerLocationId.DocumentsLibrary;
StorageFile txtFile = await p.PickSaveFileAsync();
if (null == txtFile)
{
return;
}
// Generate string for output
string plainText = pwfile.BuildStringForOutput(true);
// write plain text file
await FileIO.WriteBufferAsync(txtFile, Encoding.GetEncoding( "UTF-8" ).GetBytes( plainText ).AsBuffer());
}
/// <summary>
/// Import password file button is clicked.
/// </summary>
private async void ImportPasswordFileButton_Click(object sender, RoutedEventArgs e)
{
_ = sender;
_ = e;
// Load selected password file. If not selected ignore this event
var r = await LoadSelectedPasswordFile().ConfigureAwait(true);
PasswordFile pwfile = r.Item1;
string password = r.Item2;
if (string.IsNullOrEmpty(password) || null == pwfile)
{
return;
}
// get import source file.
FileOpenPicker p = new FileOpenPicker();
p.FileTypeFilter.Add(".txt");
StorageFile txtFile = await p.PickSingleFileAsync();
if (null == txtFile)
{
return;
}
// read all of text from file
string str = await FileIO.ReadTextAsync(txtFile);
// Initialize password file object
pwfile.Import(str);
// Save new password file
pwfile.Save(password);
}
private async Task <bool> LoadPasswordFile()
{
string masterPass = "";
bool passerror;
bool isFirst = true;
// Get saved password
string savedPass = AppData.GetSavedUserPassword();
if (!string.IsNullOrEmpty(savedPass))
{
if (!AppData.Authenticate(savedPass, out passerror, out masterPass))
{
// If authenticate is failed by unknown error, it failed to load file.
if (!passerror)
{
return(false);
}
masterPass = "";
isFirst = false;
}
}
string d_userPass = "";
bool d_savePassFlg = false;
while (string.IsNullOrEmpty(masterPass))
{
// Show password dialog
PasswordDialog d = new PasswordDialog();
d.Password = d_userPass;
d.SavePassword = d_savePassFlg;
d.IsFirstTime = isFirst;
await d.ShowAsync();
// If canceled, failed to load file.
if (!d.IsOK)
{
return(false);
}
d_userPass = d.Password;
d_savePassFlg = d.SavePassword;
if (!AppData.Authenticate(d_userPass, out passerror, out masterPass))
{
// If authenticate is failed by unknown error, it failed to load file.
if (!passerror)
{
return(false);
}
masterPass = "";
isFirst = false;
}
}
// If authenticated and save password flag is specified, save inputed password string
if (d_savePassFlg)
{
AppData.SaveUserPassword(d_userPass);
}
// Load password file
PasswordFile pf = new PasswordFile();
if (pf.Load(masterPass))
{
// hold opened password file
m_PasswordFile = pf;
}
else
{
// If failed to file, create new empty file.
m_PasswordFile = new PasswordFile();
}
// hold master password string for future saving
m_Password = masterPass;
m_LastEditDate = DateTime.UtcNow;
EditEnableToggle.OnContent = SAVED_LABEL_TEXT;
return(true);
}
// Load password file
private static async Task <Tuple <PasswordFile, string> > LoadSelectedPasswordFile()
{
// Get stored password
string savedPass = AppData.GetSavedUserPassword();
string masterPass = "";
bool passerror;
bool isFirst = true;
if (!string.IsNullOrEmpty(savedPass))
{
if (!AppData.Authenticate(savedPass, out passerror, out masterPass))
{
if (!passerror)
{
// Unexpected error
return(new Tuple <PasswordFile, string>(null, ""));
}
masterPass = "";
isFirst = false;
}
}
string d_userPass = "";
bool d_savePassFlg = false;
while (string.IsNullOrEmpty(masterPass))
{
// Show password dialog
PasswordDialog d = new PasswordDialog();
d.Password = d_userPass;
d.SavePassword = d_savePassFlg;
d.IsFirstTime = isFirst;
await d.ShowAsync();
// If canceled, failed to load file
if (!d.IsOK)
{
return(new Tuple <PasswordFile, string>(null, ""));
}
d_userPass = d.Password;
d_savePassFlg = d.SavePassword;
if (!AppData.Authenticate(d_userPass, out passerror, out masterPass))
{
if (!passerror)
{
// Unexpected error
return(new Tuple <PasswordFile, string>(null, ""));
}
// Retry
masterPass = "";
isFirst = false;
}
}
// If authenticated and save password flag is specified, save inputed password string
if (d_savePassFlg)
{
AppData.SaveUserPassword(d_userPass);
}
PasswordFile pwFile = new PasswordFile();
bool loadResult = pwFile.Load(masterPass);
if (!loadResult)
{
// Unexpected error
return(new Tuple <PasswordFile, string>(null, ""));
}
return(new Tuple <PasswordFile, string>(pwFile, masterPass));
}