/// <summary>
/// Determines whether this is in a currently valid save-able state.
/// </summary>
/// <param name="baseEntry">The entry we would like to save to.</param>
/// <returns>Whether a save is possible.</returns>
private bool CanSave(IKeePassEntry baseEntry)
{
ValidationError = String.Empty;
if (String.IsNullOrEmpty(WorkingCopy.Key))
{
ValidationError = this.LocalizedMissingKey;
}
if (FieldEditorViewModel.InvalidNames.Contains(WorkingCopy.Key))
{
ValidationError = this.LocalizedReservedKey;
}
if (baseEntry != null)
{
// If this is a new string, or if we've changed the key from the original,
// validate that it doesn't clash with other strings in the entry's set.
if ((Original == null || Original.Key != WorkingCopy.Key) &&
baseEntry.Fields.Select(field => field.Key).Contains(WorkingCopy.Key))
{
ValidationError = this.LocalizedDuplicateKey;
}
}
return(String.IsNullOrEmpty(ValidationError));
}
public void HistoryStartsEmpty()
{
IKeePassEntry newEntry = GetNewEntry();
Assert.IsNotNull(newEntry.History, "New history should not be null");
Assert.AreEqual(0, newEntry.History.Entries.Count, "New history should be empty");
}
/// <summary>
/// Handles clicks on the Child GridView.
/// </summary>
/// <param name="sender">The Child GridView.</param>
/// <param name="e">ClickEventArgs for the action.</param>
private void ChildGridView_ItemClick(object sender, ItemClickEventArgs e)
{
bool wasFiltered = !String.IsNullOrEmpty(this.searchBox.Text);
if (wasFiltered)
{
this.searchBox.Text = String.Empty;
}
// First check to see if it's an entry
if (e.ClickedItem is IDatabaseEntryViewModel clickedEntry)
{
IKeePassEntry entry = clickedEntry.Node as IKeePassEntry;
DebugHelper.Assert(entry != null);
if (wasFiltered)
{
ViewModel.NavigationViewModel.SetGroup(entry.Parent);
}
// For now, on item click, navigate to the EntryDetailsView.
Frame.Navigate(
typeof(EntryDetailsView),
ViewModel.GetEntryDetailsViewModel(entry, /* editing */ false)
);
}
else
{
// We clicked a group, so drill into it...
IDatabaseGroupViewModel clickedGroup = e.ClickedItem as IDatabaseGroupViewModel;
DebugHelper.Assert(clickedGroup != null);
clickedGroup.RequestOpenCommand.Execute(null);
}
}
public void PlaceholderTest()
{
IKeePassEntry entry = GetTestEntry();
Assert.AreEqual(
$"this is a test string with scheme http and {entry.Title.ClearValue}",
PlaceholderResolver.Resolve("this is a test string {C:comment here}with scheme {URL:SCM} and {TITLE}", entry)
);
}
public void PlaceholderE2EUrlTest()
{
IKeePassEntry entry = GetTestEntry();
entry.OverrideUrl = "http://{C:test}example.com/{URL:HOST}";
Assert.AreEqual(
"http://example.com/www.example.com",
entry.ConstructUriString()
);
}
/// <summary>
/// Attempts to construct a URI string from either <paramref name="entry"/>'s URL or override URL.
/// </summary>
/// <param name="entry">The entry to construct a URI for.</param>
/// <returns>The constructed URI string.</returns>
public static string ConstructUriString(this IKeePassEntry entry)
{
string uriCandidate = entry.OverrideUrl;
if (String.IsNullOrEmpty(uriCandidate))
{
uriCandidate = entry.Url?.ClearValue ?? string.Empty;
}
return(PlaceholderResolver.Resolve(uriCandidate, entry));
}
public void SyncTo(IKeePassEntry newEntry, bool isUpdate = true)
{
DebugHelper.Assert(newEntry != null);
if (newEntry == null)
{
throw new ArgumentNullException(nameof(newEntry));
}
if (isUpdate)
{
DebugHelper.Assert(!this.isHistoryEntry);
if (!this.isHistoryEntry)
{
if (History == null)
{
History = new KdbxHistory(this._metadata);
}
History.Add(this);
}
}
IconID = newEntry.IconID;
CustomIconUuid = newEntry.CustomIconUuid;
ForegroundColor = newEntry.ForegroundColor;
BackgroundColor = newEntry.BackgroundColor;
OverrideUrl = newEntry.OverrideUrl;
Tags = newEntry.Tags;
Title = newEntry.Title?.Clone();
UserName = newEntry.UserName?.Clone();
Password = newEntry.Password?.Clone();
Url = newEntry.Url?.Clone();
Notes = newEntry.Notes?.Clone();
/*Fields.Clear();
* foreach(IProtectedString str in newEntry.Fields.Select(f => f.Clone()))
* {
* Fields.Add(str);
* }*/
Fields = new ObservableCollection <IProtectedString>(newEntry.Fields.Select(f => f.Clone()));
Binaries = newEntry.Binaries;
AutoType = newEntry.AutoType;
Times.SyncTo(newEntry.Times);
if (isUpdate)
{
Times.LastModificationTime = DateTime.Now;
}
}
public void DatabaseNavigationViewModel_SetGroupPrunes()
{
IKeePassEntry activeEntry = this.document.Root.DatabaseGroup.GetChildEntry(0, 0, 0);
this.viewModel.SetEntry(activeEntry);
Assert.AreEqual(activeEntry, this.viewModel.ActiveLeaf, "ActiveLeaf should be the expected Entry after setting");
this.viewModel.SetGroup(activeEntry.Parent);
Assert.AreEqual(activeEntry, this.viewModel.ActiveLeaf, "ActiveLeaf should not change when SetGroup is a no-op");
this.viewModel.SetGroup(this.document.Root.DatabaseGroup);
Assert.IsNull(this.viewModel.ActiveLeaf, "ActiveLeaf should be null after setting a different active group");
}
/// <summary>
/// Sets the last Breadcrumb to an Entry's parent, resets the leaves, and flags the Entry as active.
/// </summary>
/// <param name="entry">The entry to activate.</param>
public void SetEntry(IKeePassEntry entry)
{
if (entry == null)
{
SetGroup(null);
}
else
{
SetGroup(entry.Parent);
}
ActiveLeaf = entry;
}
/// <summary>
/// Initializes the ViewModel.
/// </summary>
/// <param name="entry">The database entry to proxy.</param>
/// <param name="isReadOnly">Whether the database can currently be edited.</param>
/// <param name="clipboardService">Clipboard service used for requesting credential copies.</param>
/// <param name="settingsService">Service used to check settings for launching URLs.</param>
public DatabaseEntryViewModel(
IKeePassEntry entry,
bool isReadOnly,
ISensitiveClipboardService clipboardService,
IAppSettingsService settingsService
) : base(entry, isReadOnly)
{
if (entry == null)
{
throw new ArgumentNullException(nameof(entry));
}
this.clipboardService = clipboardService ?? throw new ArgumentNullException(nameof(clipboardService));
this.settingsService = settingsService ?? throw new ArgumentNullException(nameof(settingsService));
this.entryUri = entry.GetLaunchableUri();
RequestCopyUsernameCommand = new ActionCommand(
() =>
{
this.clipboardService.CopyCredential(((IKeePassEntry)Node).UserName.ClearValue, ClipboardOperationType.UserName);
}
);
RequestCopyPasswordCommand = new ActionCommand(
() =>
{
this.clipboardService.CopyCredential(((IKeePassEntry)Node).Password.ClearValue, ClipboardOperationType.UserName);
}
);
RequestCopyUrlCommand = new ActionCommand(
() =>
{
this.clipboardService.CopyCredential(((IKeePassEntry)Node).ConstructUriString(), ClipboardOperationType.Other);
}
);
RequestLaunchUrlCommand = new ActionCommand(
() => this.entryUri != null,
async() =>
{
if (this.settingsService.CopyPasswordOnUrlOpen)
{
RequestCopyPasswordCommand.Execute(null);
}
await Launcher.LaunchUriAsync(this.entryUri);
}
);
}
public DesignDatabaseViewModel()
{
NavigationViewModel = new DatabaseNavigationViewModel();
SortMode = new DatabaseSortMode(DatabaseSortMode.Mode.DatabaseOrder, "Database order");
AvailableSortModes = new List <DatabaseSortMode>
{
SortMode
};
IKeePassGroup dbGroup = GetGroup("Database");
IKeePassGroup subGroup = GetGroup("Subdirectory", dbGroup);
dbGroup.Children.Add(subGroup);
IKeePassGroup rootGroup = GetGroup("Current Root", subGroup);
subGroup.Children.Add(rootGroup);
rootGroup.Children.Add(GetGroup("Foo Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Bar Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Baz Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Some Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Some other node", rootGroup));
rootGroup.Children.Add(GetGroup("Foo Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Bar Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Baz Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Some Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Some other node", rootGroup));
rootGroup.Children.Add(GetGroup("Foo Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Bar Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Baz Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Some Directory", rootGroup));
rootGroup.Children.Add(GetGroup("Some other node", rootGroup));
rootGroup.Children.Add(GetEntry("Bank", "welcome", parent: rootGroup));
rootGroup.Children.Add(GetEntry("Airline", "flymeout", "123456", "myairline.org", parent: rootGroup));
rootGroup.Children.Add(GetEntry("Facebook", "aloha", parent: rootGroup));
IKeePassEntry active = GetEntry("FooHub", "secure89", "Jimbo", "http://test.com/", parent: rootGroup);
rootGroup.Children.Add(active);
NavigationViewModel.SetEntry(active);
SortedChildren = new ReadOnlyObservableCollection <IDatabaseNodeViewModel>(
new ObservableCollection <IDatabaseNodeViewModel>(
NavigationViewModel.ActiveGroup.Children
.Select(node => new DatabaseNodeViewModel(node, false)))
);
}
public void HistoryUpdatesOnEntryUpdate()
{
IKeePassEntry newEntry = GetNewEntry();
newEntry.Title.ClearValue = "Foo";
IKeePassEntry editedEntry = newEntry.Clone();
editedEntry.Title.ClearValue = "Bar";
newEntry.SyncTo(editedEntry);
Assert.AreEqual(1, newEntry.History.Entries.Count);
Assert.AreEqual(0, editedEntry.History.Entries.Count);
Assert.AreEqual("Bar", newEntry.Title.ClearValue);
Assert.AreEqual("Foo", newEntry.History.Entries[0].Title.ClearValue);
}
/// <summary>
/// Attempts to construct a URI from either <paramref name="entry"/>'s URL or override URL.
/// </summary>
/// <param name="entry">The entry to construct a URI for.</param>
/// <returns>A launchable URI, or null.</returns>
public static Uri GetLaunchableUri(this IKeePassEntry entry)
{
string uriCandidate = entry.ConstructUriString();
if (uriCandidate == null)
{
return(null);
}
try
{
Uri uri = new Uri(uriCandidate);
return(uri);
}
catch (FormatException)
{
return(null);
}
}
public async Task DatabaseViewModel_CopyPassword()
{
IKeePassEntry entry = this.viewModel.Document.Root.DatabaseGroup.GetChildEntry(1, 1, 1);
TaskCompletionSource <object> tcs = new TaskCompletionSource <object>();
this.clipboardService.CredentialCopied += async(cs, typ) =>
{
Assert.AreEqual(ClipboardOperationType.Password, typ, "CopyType should have been Password");
string clipboardContent = await this.clipboard.GetContentAsText();
Assert.AreEqual(entry.Password.ClearValue, clipboardContent, "Clipboard content should be the entry's password");
tcs.SetResult(null);
};
this.viewModel.RequestCopyPasswordCommand.Execute(entry);
await tcs.Task;
}
public void BadPlaceholders()
{
IKeePassEntry entry = GetTestEntry();
Assert.AreEqual(
"foo{username",
PlaceholderResolver.Resolve("foo{username", entry)
);
Assert.AreEqual(
"foo{username{",
PlaceholderResolver.Resolve("foo{username{", entry)
);
Assert.AreEqual(
"foo{BAR}",
PlaceholderResolver.Resolve("foo{BAR}", entry)
);
Assert.AreEqual(
$"{{USERNAME{entry.UserName.ClearValue}}}",
PlaceholderResolver.Resolve("{USERNAME{UsErnAME}}", entry)
);
Assert.AreEqual(
$"{entry.Password.ClearValue}}}{{{entry.Title.ClearValue}",
PlaceholderResolver.Resolve("{pASsword}}{{TITLE}", entry)
);
Assert.AreEqual(
$"{{{{{{{{{entry.Password.ClearValue}{{}}{{}}}}}}}}}}}}}}}}{{{{}}{{",
PlaceholderResolver.Resolve("{{{{{PASSWORD}{}{}}}}}}}}{{}{", entry)
);
Assert.AreEqual(
"{C}",
PlaceholderResolver.Resolve("{C}", entry)
);
Assert.AreEqual(
string.Empty,
PlaceholderResolver.Resolve("{C:}", entry)
);
Assert.AreEqual(
string.Empty,
PlaceholderResolver.Resolve("{C::asdf:::}", entry)
);
}
/// <summary>
/// Attempts to save this field to the specified entry.
/// </summary>
/// <param name="baseEntry">The entry to save to.</param>
private void DoSave(IKeePassEntry baseEntry)
{
if (baseEntry == null)
{
throw new ArgumentNullException(nameof(baseEntry));
}
if (!CanSave(baseEntry))
{
throw new InvalidOperationException("Cannot save in the current state.");
}
if (Original == null)
{
// New string...
baseEntry.Fields.Add(WorkingCopy);
Original = WorkingCopy;
WorkingCopy = Original.Clone();
}
else
{
// Existing string...
if (Original.Key != WorkingCopy.Key)
{
Original.Key = WorkingCopy.Key;
}
if (Original.Protected != WorkingCopy.Protected)
{
Original.Protected = WorkingCopy.Protected;
}
if (Original.ClearValue != WorkingCopy.ClearValue)
{
Original.ClearValue = WorkingCopy.ClearValue;
}
}
}
public IKeePassEntry AddEntry(IKeePassEntry entry)
{
var pwEntry = new PwEntry(true, true);
if (!string.IsNullOrEmpty(entry.Title))
{
pwEntry.Strings.Set(PwDefs.TitleField, new ProtectedString(true, entry.Title));
}
if (!string.IsNullOrEmpty(entry.UserName))
{
pwEntry.Strings.Set(PwDefs.UserNameField, new ProtectedString(true, entry.UserName));
}
if (!string.IsNullOrEmpty(entry.Password))
{
pwEntry.Strings.Set(PwDefs.PasswordField, new ProtectedString(true, entry.Password));
}
if (!string.IsNullOrEmpty(entry.Notes))
{
pwEntry.Strings.Set(PwDefs.NotesField, new ProtectedString(true, entry.Notes));
}
if (!string.IsNullOrEmpty(entry.Url))
{
pwEntry.Strings.Set(PwDefs.UrlField, new ProtectedString(true, entry.Url));
}
_group.AddEntry(pwEntry, true);
Database.Modified = true;
var wrapped = new KbdxEntry(pwEntry, Database, this);
Entries.Add(wrapped);
return(wrapped);
}
public void Initialize()
{
IRandomNumberGenerator rng = new Salsa20(new byte[32]);
IResourceProvider resourceProvider = new MockResourceProvider();
this.parentEntry = new MockEntry();
this.parentEntry.Fields.Add(
new KdbxString(ExistingFieldKey, ExistingFieldValue, rng, ExistingFieldProtected)
);
MethodInfo testMethod = GetType().GetRuntimeMethod(
TestContext.TestName, new Type[0]
);
DetailsForAttribute specAttr = testMethod.GetCustomAttribute <DetailsForAttribute>();
if (specAttr == null)
{
return;
}
else
{
if (specAttr.IsNew)
{
this.viewModel = new FieldEditorViewModel(rng, resourceProvider);
}
else
{
this.originalString = new KdbxString(EditedFieldKey, EditedFieldValue, rng, EditedFieldProtected);
this.parentEntry.Fields.Add(this.originalString);
this.viewModel = new FieldEditorViewModel(this.originalString, resourceProvider);
}
}
}
/// <summary>
/// Creates an instance with the specified type of copy operation.
/// </summary>
/// <param name="type">The type of copy being performed (name vs password).</param>
public CopyRequestedEventArgs(IKeePassEntry entry, ClipboardOperationType type)
{
Entry = entry;
CopyType = type;
}
private static string ResolvePlaceholder(string token, IKeePassEntry entry)
{
if (token == null)
{
throw new ArgumentNullException(nameof(token));
}
string placeholder = token;
string specifier = null;
int firstColon = token.IndexOf(':');
if (firstColon >= 0)
{
placeholder = token.Substring(0, firstColon);
specifier = token.Substring(firstColon + 1);
}
if (specifier == null)
{
if (placeholder.Equals("TITLE", StringComparison.OrdinalIgnoreCase))
{
return(entry.Title.ClearValue);
}
else if (placeholder.Equals("USERNAME", StringComparison.OrdinalIgnoreCase))
{
return(entry.UserName.ClearValue);
}
else if (placeholder.Equals("URL", StringComparison.OrdinalIgnoreCase))
{
return(entry.Url.ClearValue);
}
else if (placeholder.Equals("PASSWORD", StringComparison.OrdinalIgnoreCase))
{
return(entry.Password.ClearValue);
}
else if (placeholder.Equals("NOTES", StringComparison.OrdinalIgnoreCase))
{
return(entry.Notes.ClearValue);
}
else if (placeholder.Equals("GROUP", StringComparison.OrdinalIgnoreCase))
{
return(entry.Parent?.Title.ClearValue);
}
else if (placeholder.Equals("GROUP_NOTES", StringComparison.OrdinalIgnoreCase))
{
return(entry.Parent?.Notes.ClearValue);
}
else if (placeholder.Equals("ENV_DIRSEP", StringComparison.OrdinalIgnoreCase))
{
return(Path.DirectorySeparatorChar.ToString());
}
else if (placeholder.Equals("DT_SIMPLE", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.Now.ToString("yyyyMMddHHmmss"));
}
else if (placeholder.Equals("DT_YEAR", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.Now.ToString("yyyy"));
}
else if (placeholder.Equals("DT_MONTH", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.Now.ToString("MM"));
}
else if (placeholder.Equals("DT_DAY", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.Now.ToString("dd"));
}
else if (placeholder.Equals("DT_HOUR", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.Now.ToString("HH"));
}
else if (placeholder.Equals("DT_MINUTE", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.Now.ToString("mm"));
}
else if (placeholder.Equals("DT_SECOND", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.Now.ToString("ss"));
}
else if (placeholder.Equals("DT_UTC_SIMPLE", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.UtcNow.ToString("yyyyMMddHHmmss"));
}
else if (placeholder.Equals("DT_UTC_YEAR", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.UtcNow.ToString("yyyy"));
}
else if (placeholder.Equals("DT_UTC_MONTH", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.UtcNow.ToString("MM"));
}
else if (placeholder.Equals("DT_UTC_DAY", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.UtcNow.ToString("dd"));
}
else if (placeholder.Equals("DT_UTC_HOUR", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.UtcNow.ToString("HH"));
}
else if (placeholder.Equals("DT_UTC_MINUTE", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.UtcNow.ToString("mm"));
}
else if (placeholder.Equals("DT_UTC_SECOND", StringComparison.OrdinalIgnoreCase))
{
return(DateTime.UtcNow.ToString("ss"));
}
}
else
{
if (placeholder.Equals("URL", StringComparison.OrdinalIgnoreCase))
{
return(GetUrlComponent(entry.Url.ClearValue, specifier));
}
else if (placeholder.Equals("C", StringComparison.OrdinalIgnoreCase))
{
// C:foo is a comment
return(string.Empty);
}
}
// Not a valid placeholder
return(null);
}
public void SyncTo(IKeePassEntry template, bool updateModificationTime = true)
{
throw new NotImplementedException();
}
/// <summary>
/// Given a string, potentially with KeePass placeholders, and the entry the string
/// is associated with, resolves all placeholders and returns a new string.
/// </summary>
/// <param name="input">The string to resolve.</param>
/// <param name="entry">The entry associated with <paramref name="input"/>.</param>
/// <returns>A new string with relevant placeholders replaced.</returns>
public static string Resolve(string input, IKeePassEntry entry)
{
if (entry == null)
{
throw new ArgumentNullException(nameof(entry));
}
if (string.IsNullOrEmpty(input))
{
return(input);
}
StringBuilder builder = new StringBuilder(input.Length);
int len = input.Length;
for (int i = 0; i < len; i++)
{
// If we are starting a new placeholder, look ahead in the string for
// the end of it.
// If we find it:
// * Append the placeholder's value to 'builder'
// * Move 'i' to the end of the token
// If we don't:
// * Append the "placeholder" token to 'builder'
// * Move 'i' to the end of the string, we're done
if (input[i] == PlaceholderOpen)
{
if (i == len - 1)
{
builder.Append(PlaceholderOpen);
}
else
{
StringBuilder tokenBuilder = new StringBuilder();
for (int j = i + 1; j < len; j++)
{
if (input[j] == PlaceholderOpen)
{
// We hit a "nested" token - we discard the work so far and start over.
builder.Append(PlaceholderOpen);
builder.Append(tokenBuilder.ToString());
tokenBuilder.Clear();
// If this is the last character we'll never finish a token, so go ahead
// and get this over with because we're about to exit the loop.
if (j == len - 1)
{
builder.Append(PlaceholderOpen);
i = j;
}
}
else if (input[j] == PlaceholderClose)
{
string token = tokenBuilder.ToString();
string replaced = ResolvePlaceholder(token, entry);
if (replaced == null)
{
// If the token is not valid, we don't replace it.
replaced = $"{PlaceholderOpen}{token}{PlaceholderClose}";
}
builder.Append(replaced);
// Move i forward now that we've evaluated it
i = j;
break;
}
else
{
tokenBuilder.Append(input[j]);
if (j == len - 1)
{
// If we reached the end of the string, we don't have a
// complete placeholder. Just append what we have and bail.
builder.Append(PlaceholderOpen);
builder.Append(tokenBuilder.ToString());
i = j;
break;
}
}
}
}
}
else
{
// Otherwise we're not in a placeholder/token, so keep on trucking.
builder.Append(input[i]);
}
}
return(builder.ToString());
}
public IEntryDetailsViewModel GetEntryDetailsViewModel(IKeePassEntry entry, bool editing)
{
throw new NotImplementedException();
}