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Main.cs
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Main.cs
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using ManagedCommon;
using Wox.Plugin;
using Wox.Infrastructure;
using System.Web;
using System.Windows;
using OtpNet;
using Wox.Infrastructure.Storage;
using System.Security.Cryptography;
using System.Text;
using System.Runtime.InteropServices;
using Community.PowerToys.Run.Plugin.TOTP.localization;
namespace Community.PowerToys.Run.Plugin.TOTP {
public class Main: IPlugin, ISavable, IReloadable, IDisposable, IPluginI18n {
public string Name => Resource.plugin_name;
public string Description => Resource.plugin_description;
public string GetTranslatedPluginTitle() => Resource.plugin_name;
public string GetTranslatedPluginDescription() => Resource.plugin_description;
public static string PluginID => "2FC51DBA9F0F42108E26602486C186C1";
private string theme = "light";
private PluginInitContext? Context { get; set; }
private bool _disposed;
private PluginJsonStorage<OTPList> _storage;
private OTPList _list;
public Main() {
_storage = new PluginJsonStorage<OTPList>();
try {
ConfigMigratorV0.Migrate();
} catch (Exception) { }
try {
ConfigMigratorV1.Migrate();
} catch (Exception) { }
// Enforce PT DO not delete old version config
new StoragePowerToysVersionInfo(_storage.FilePath, 1).Close();
_list = _storage.Load();
_list.Entries.ForEach(totp => {
if (!totp.IsEncrypted) {
totp.Key = EncryptKey(totp.Key);
totp.IsEncrypted = true;
}
});
_storage.Save();
}
public List<Result> Query(Query query) {
if (query.Search.StartsWith("otpauth://totp/")) {
return HandleNormalOtpImport(query.Search);
}
if (query.Search.StartsWith("otpauth-migration://offline?")) {
return HandleGoogleAuthImport(query.Search);
}
var result = new List<Result>();
if (_list.Entries.Count == 0 && query.RawQuery.StartsWith(query.ActionKeyword)) {
result.Add(new Result {
Title = Resource.no_authenticator,
SubTitle = Resource.no_authenticator_tip,
IcoPath = GetIconByName("warn"),
Action = (e) => {
return false;
}
});
return result;
}
_list.Entries.ForEach(totp => {
if (query.Search.Length != 0 && !StringMatcher.FuzzySearch(query.Search, totp.Name).Success)
return;
var key = totp.Key;
if (totp.IsEncrypted) {
key = DecryptKey(key);
}
if (!CheckKeyValid(key)) {
result.Add(new Result {
Title = string.Format(Resource.invalid_secret, totp.Name),
SubTitle = Resource.invalid_secret_tip,
IcoPath = GetIconByName("copy"),
Action = (e) => {
return false;
}
});
} else {
var totpInst = new Totp(Base32Encoding.ToBytes(key));
result.Add(new Result {
Title = string.Format(Resource.copy_to_clipboard, totpInst.ComputeTotp(), totp.Name),
SubTitle = string.Format(Resource.copy_to_clipboard_tip, totpInst.RemainingSeconds()),
IcoPath = GetIconByName("copy"),
Action = (e) => {
for (int i = 0; i < 10; i++) {
try {
Clipboard.SetText(totpInst.ComputeTotp());
return true;
} catch (COMException) {
if (i == 9) {
MessageBox.Show(Resource.copy_to_clipboard_err);
return true;
}
Thread.Sleep(100);
}
}
return true;
}
});
}
});
return result;
}
public List<Result> HandleGoogleAuthImport(string url) {
try {
var uri = new Uri(url);
var queries = HttpUtility.ParseQueryString(uri.Query);
var payload = queries.Get("data") ?? throw new Exception();
var decoded = Payload.Parser.ParseFrom(Convert.FromBase64String(payload));
return new List<Result> {
new() {
Title = string.Format(Resource.add_from_ga, decoded.OtpParameters.Count),
SubTitle = string.Format(Resource.add_from_ga_tip, decoded.BatchIndex + 1, decoded.BatchSize),
IcoPath = GetIconByName("add"),
Action = (e) => {
foreach (var item in decoded.OtpParameters) {
var key = Base32Encoding.ToString(item.Secret.ToByteArray());
var name = item.Issuer;
if (item.Name.Length > 0) {
if (name.Length > 0) {
name += ": " + item.Name;
} else {
name = item.Name;
}
} else {
if (name.Length > 0) {
name += ": <NO NAME>";
} else {
name = "<NO NAME>";
}
}
_list.Entries.Add(new OTPList.KeyEntry{
Name = name,
Key = EncryptKey(key),
IsEncrypted = true
});
_storage.Save();
}
return true;
}
}
};
} catch (Exception) {
return new List<Result> {
new () {
Title = Resource.invalid_ga_import_link,
SubTitle = Resource.invalid_ga_import_link_tip,
IcoPath = GetIconByName("warn"),
Action = (e) => {
return false;
}
}
};
}
}
public List<Result> HandleNormalOtpImport(string url) {
var list = new List<Result>();
try {
var link = new Uri(url);
var name = link.LocalPath.ToString()[1..];
var queries = HttpUtility.ParseQueryString(link.Query);
var sercet = queries.Get("secret") ?? throw new Exception();
if (!CheckKeyValid(sercet)) {
list.Add(new Result {
Title = string.Format(Resource.invalid_secret, name),
SubTitle = Resource.invalid_secret_tip,
IcoPath = GetIconByName("warn"),
Action = (e) => {
return false;
}
});
} else {
list.Add(new Result {
Title = name,
SubTitle = Resource.add_from_otpauth_tip,
IcoPath = GetIconByName("add"),
Action = (e) => {
_list.Entries.Add(new OTPList.KeyEntry {
Key = EncryptKey(sercet),
Name = name,
IsEncrypted = true
});
_storage.Save();
return true;
}
});
}
} catch (Exception) {
list.Add(new Result {
Title = Resource.invalid_otpauth_link,
SubTitle = Resource.invalid_otpauth_link_tip,
IcoPath = GetIconByName("warn"),
Action = (e) => {
return false;
}
});
}
return list;
}
public static bool CheckKeyValid(string key) {
try {
Base32Encoding.ToBytes(key);
return true;
} catch (Exception) {
return false;
}
}
public void Init(PluginInitContext context) {
Context = context;
Context.API.ThemeChanged += OnThemeChanged;
UpdateIconPath(Context.API.GetCurrentTheme());
}
private void UpdateIconPath(Theme theme) {
if (theme == Theme.Light || theme == Theme.HighContrastWhite) {
this.theme = "light";
} else {
this.theme = "dark";
}
}
private void OnThemeChanged(Theme currentTheme, Theme newTheme) {
UpdateIconPath(newTheme);
}
public void Save() {
_storage.Save();
}
public static string DecryptKey(string encrypted) {
return Encoding.UTF8.GetString(ProtectedData.Unprotect(Convert.FromBase64String(encrypted), null, DataProtectionScope.CurrentUser));
}
public static string EncryptKey(string unencrypted) {
return Convert.ToBase64String(ProtectedData.Protect(Encoding.UTF8.GetBytes(unencrypted), null, DataProtectionScope.CurrentUser));
}
public void ReloadData() {
_list = _storage.Load();
}
public void Dispose() {
Dispose(true);
GC.SuppressFinalize(this);
}
protected virtual void Dispose(bool disposing) {
if (!_disposed && disposing) {
if (Context != null && Context.API != null) {
Context.API.ThemeChanged -= OnThemeChanged;
}
_disposed = true;
}
}
private string GetIconByName(string name) {
return "images/" + name + "-" + theme + ".png";
}
}
}