mirror of
https://github.com/moparisthebest/keepass2android
synced 2024-11-12 12:35:05 -05:00
571 lines
15 KiB
C#
571 lines
15 KiB
C#
/*
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This file is part of Keepass2Android, Copyright 2013 Philipp Crocoll. This file is based on Keepassdroid, Copyright Brian Pellin.
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Keepass2Android is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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Keepass2Android is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Keepass2Android. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using Android.App;
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using Android.Content;
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using Android.OS;
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using Android.Runtime;
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using Android.Views;
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using Android.Widget;
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using Java.Net;
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using Android.Preferences;
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using Java.IO;
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using Android.Text;
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using Android.Content.PM;
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using Android.Text.Method;
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using KeePassLib.Keys;
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using KeePassLib.Serialization;
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namespace keepass2android
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{
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[Activity (Label = "@string/app_name", ConfigurationChanges=ConfigChanges.Orientation|ConfigChanges.KeyboardHidden, Theme="@style/Base")]
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public class PasswordActivity : LockingActivity {
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bool mShowPassword = false;
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public const String KEY_DEFAULT_FILENAME = "defaultFileName";
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public const String KEY_FILENAME = "fileName";
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private const String KEY_KEYFILE = "keyFile";
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private const String KEY_SERVERUSERNAME = "serverCredUser";
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private const String KEY_SERVERPASSWORD = "serverCredPwd";
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private const String KEY_SERVERCREDMODE = "serverCredRememberMode";
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private const String VIEW_INTENT = "android.intent.action.VIEW";
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private IOConnectionInfo mIoConnection;
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private String mKeyFile;
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private bool mRememberKeyfile;
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ISharedPreferences prefs;
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public PasswordActivity (IntPtr javaReference, JniHandleOwnership transfer)
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: base(javaReference, transfer)
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{
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}
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public PasswordActivity()
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{
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}
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static void PutIoConnectionToIntent(IOConnectionInfo ioc, Android.Content.Intent i)
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{
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i.PutExtra(KEY_FILENAME, ioc.Path);
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i.PutExtra(KEY_SERVERUSERNAME, ioc.UserName);
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i.PutExtra(KEY_SERVERPASSWORD, ioc.Password);
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i.PutExtra(KEY_SERVERCREDMODE, (int)ioc.CredSaveMode);
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}
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public static void SetIoConnectionFromIntent(IOConnectionInfo ioc, Intent i)
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{
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ioc.Path = i.GetStringExtra(KEY_FILENAME);
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ioc.UserName = i.GetStringExtra(KEY_SERVERUSERNAME) ?? "";
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ioc.Password = i.GetStringExtra(KEY_SERVERPASSWORD) ?? "";
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ioc.CredSaveMode = (IOCredSaveMode)i.GetIntExtra(KEY_SERVERCREDMODE, (int) IOCredSaveMode.NoSave);
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}
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public static void Launch(Activity act, String fileName, String urlToSearchFor) {
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Java.IO.File dbFile = new Java.IO.File(fileName);
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if ( ! dbFile.Exists() ) {
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throw new Java.IO.FileNotFoundException();
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}
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Intent i = new Intent(act, typeof(PasswordActivity));
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i.PutExtra(KEY_FILENAME, fileName);
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i.PutExtra(FileSelectActivity.UrlToSearch_key, urlToSearchFor);
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act.StartActivityForResult(i, 0);
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}
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public static void Launch(Activity act, String fileName) {
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Launch(act, IOConnectionInfo.FromPath(fileName), null);
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}
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public static void Launch(Activity act, IOConnectionInfo ioc, String urlToSearchFor)
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{
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if (ioc.IsLocalFile())
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{
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Launch(act, ioc.Path, urlToSearchFor);
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return;
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}
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Intent i = new Intent(act, typeof(PasswordActivity));
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PutIoConnectionToIntent(ioc, i);
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i.PutExtra(FileSelectActivity.UrlToSearch_key, urlToSearchFor);
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act.StartActivityForResult(i, 0);
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}
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public void LaunchNextActivity()
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{
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if (String.IsNullOrEmpty(mUrlToSearchFor))
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GroupActivity.Launch(this);
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else
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{
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ShareUrlResults.Launch(this, mUrlToSearchFor);
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}
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}
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void unloadDatabase()
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{
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App.getDB().Clear();
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StopService(new Intent(this, typeof(QuickUnlockForegroundService)));
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}
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void lockDatabase()
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{
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SetResult(KeePass.EXIT_LOCK);
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setEditText(Resource.Id.password, "");
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if (App.getDB().QuickUnlockEnabled)
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App.getDB().Locked = true;
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else
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{
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unloadDatabase();
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}
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}
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void lockAndClose()
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{
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lockDatabase();
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Finish();
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}
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bool tryStartQuickUnlock()
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{
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if (!App.getDB().QuickUnlockEnabled)
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return false;
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if (App.getDB().pm.MasterKey.ContainsType(typeof(KcpPassword)) == false)
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return false;
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KcpPassword kcpPassword = (KcpPassword)App.getDB().pm.MasterKey.GetUserKey(typeof(KcpPassword));
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String password = kcpPassword.Password.ReadString();
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if (password.Length == 0)
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return false;
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App.getDB().Locked = true;
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Intent i = new Intent(this, typeof(QuickUnlock));
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PutIoConnectionToIntent(mIoConnection, i);
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Android.Util.Log.Debug("DEBUG","Starting QuickUnlock");
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StartActivityForResult(i,0);
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return true;
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}
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public void StartQuickUnlockForegroundService()
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{
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if (App.getDB().QuickUnlockEnabled)
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{
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StartService(new Intent(this, typeof(QuickUnlockForegroundService)));
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}
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}
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bool startedWithActivityResult = false;
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protected override void OnActivityResult(int requestCode, Result resultCode, Intent data)
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{
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base.OnActivityResult(requestCode, resultCode, data);
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startedWithActivityResult = true;
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Android.Util.Log.Debug("DEBUG","PasswordActivity.OnActivityResult "+resultCode+"/"+requestCode);
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if (resultCode != KeePass.EXIT_CLOSE_AFTER_SEARCH)
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{
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//Stop service when app activity is left
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StopService(new Intent(this, typeof(CopyToClipboardService)));
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}
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//NOTE: original code from k eepassdroid used switch ((Android.App.Result)requestCode) { (but doesn't work here, although k eepassdroid works)
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switch(resultCode) {
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case KeePass.EXIT_NORMAL:
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if (!tryStartQuickUnlock())
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{
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setEditText(Resource.Id.password, "");
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;
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}
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break;
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case KeePass.EXIT_LOCK:
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if (!tryStartQuickUnlock())
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{
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lockAndClose();
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}
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break;
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case KeePass.EXIT_FORCE_LOCK:
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setEditText(Resource.Id.password, "");
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unloadDatabase();
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break;
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case KeePass.EXIT_FORCE_LOCK_AND_CHANGE_DB:
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unloadDatabase();
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Finish();
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break;
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case KeePass.EXIT_CHANGE_DB:
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lockAndClose();
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break;
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case KeePass.EXIT_CLOSE_AFTER_SEARCH:
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SetResult(KeePass.EXIT_CLOSE_AFTER_SEARCH);
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Finish();
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break;
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case KeePass.EXIT_QUICK_UNLOCK:
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App.getDB().Locked = false;
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LaunchNextActivity();
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break;
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case Android.App.Result.Ok:
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if (requestCode == Intents.REQUEST_CODE_FILE_BROWSE) {
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String filename = data.DataString;
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if (filename != null) {
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if (filename.StartsWith("file://")) {
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filename = filename.Substring(7);
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}
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filename = URLDecoder.Decode(filename);
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EditText fn = (EditText) FindViewById(Resource.Id.pass_keyfile);
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fn.Text = filename;
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}
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}
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break;
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}
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}
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internal string mUrlToSearchFor;
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protected override void OnCreate(Bundle savedInstanceState)
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{
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base.OnCreate(savedInstanceState);
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Intent i = Intent;
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String action = i.Action;
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prefs = PreferenceManager.GetDefaultSharedPreferences(this);
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mRememberKeyfile = prefs.GetBoolean(GetString(Resource.String.keyfile_key), Resources.GetBoolean(Resource.Boolean.keyfile_default));
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mIoConnection = new IOConnectionInfo();
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if (action != null && action.Equals(VIEW_INTENT))
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{
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mIoConnection.Path = i.DataString;
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if (! mIoConnection.Path.Substring(0, 7).Equals("file://"))
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{
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//TODO: this might no longer be required as we can handle http(s) and ftp as well (but we need server credentials therefore)
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Toast.MakeText(this, Resource.String.error_can_not_handle_uri, ToastLength.Long).Show();
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Finish();
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return;
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}
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mIoConnection.Path = URLDecoder.Decode(mIoConnection.Path.Substring(7, mIoConnection.Path.Length));
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if (mIoConnection.Path.Length == 0)
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{
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// No file name
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Toast.MakeText(this, Resource.String.FileNotFound, ToastLength.Long).Show();
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Finish();
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return;
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}
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File dbFile = new File(mIoConnection.Path);
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if (! dbFile.Exists())
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{
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// File does not exist
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Toast.MakeText(this, Resource.String.FileNotFound, ToastLength.Long).Show();
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Finish();
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return;
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}
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mKeyFile = getKeyFile(mIoConnection.Path);
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} else
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{
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SetIoConnectionFromIntent(mIoConnection, i);
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mKeyFile = i.GetStringExtra(KEY_KEYFILE);
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if (mKeyFile == null || mKeyFile.Length == 0)
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{
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mKeyFile = getKeyFile(mIoConnection.Path);
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}
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}
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this.mUrlToSearchFor = i.GetStringExtra(FileSelectActivity.UrlToSearch_key);
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SetContentView(Resource.Layout.password);
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populateView();
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Button confirmButton = (Button)FindViewById(Resource.Id.pass_ok);
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confirmButton.Click += (object sender, EventArgs e) =>
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{
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String pass = GetEditText(Resource.Id.password);
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String key = GetEditText(Resource.Id.pass_keyfile);
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if (pass.Length == 0 && key.Length == 0)
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{
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errorMessage(Resource.String.error_nopass);
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return;
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}
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String fileName = GetEditText(Resource.Id.filename);
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// Clear before we load
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unloadDatabase();
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// Clear the shutdown flag
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App.clearShutdown();
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CheckBox cbQuickUnlock = (CheckBox)FindViewById(Resource.Id.enable_quickunlock);
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App.getDB().QuickUnlockEnabled = cbQuickUnlock.Checked;
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App.getDB().QuickUnlockKeyLength = int.Parse(prefs.GetString(GetString(Resource.String.QuickUnlockLength_key), GetString(Resource.String.QuickUnlockLength_default)));
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Handler handler = new Handler();
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LoadDB task = new LoadDB(App.getDB(), this, mIoConnection, pass, key, new AfterLoad(handler, this));
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ProgressTask pt = new ProgressTask(this, task, Resource.String.loading_database);
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pt.run();
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};
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/*CheckBox checkBox = (CheckBox) FindViewById(Resource.Id.show_password);
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// Show or hide password
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checkBox.CheckedChange += delegate(object sender, CompoundButton.CheckedChangeEventArgs e) {
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TextView password = (TextView) FindViewById(Resource.Id.password);
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if ( e.IsChecked ) {
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password.InputType = InputTypes.ClassText | InputTypes.TextVariationVisiblePassword;
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} else {
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password.InputType = InputTypes.ClassText | InputTypes.TextVariationPassword;
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}
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};
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*/
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ImageButton btnTogglePassword = (ImageButton)FindViewById(Resource.Id.toggle_password);
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btnTogglePassword.Click += (object sender, EventArgs e) => {
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mShowPassword = !mShowPassword;
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TextView password = (TextView)FindViewById(Resource.Id.password);
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if (mShowPassword)
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{
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password.InputType = InputTypes.ClassText | InputTypes.TextVariationVisiblePassword;
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} else
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{
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password.InputType = InputTypes.ClassText | InputTypes.TextVariationPassword;
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}
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};
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CheckBox defaultCheck = (CheckBox)FindViewById(Resource.Id.default_database);
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///Don't allow the current file to be the default if we don't have stored credentials
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if ((mIoConnection.IsLocalFile() == false) && (mIoConnection.CredSaveMode != IOCredSaveMode.SaveCred))
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{
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defaultCheck.Enabled = false;
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} else
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{
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defaultCheck.Enabled = true;
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}
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defaultCheck.CheckedChange += (object sender, CompoundButton.CheckedChangeEventArgs e) =>
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{
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String newDefaultFileName;
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if (e.IsChecked)
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{
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newDefaultFileName = mIoConnection.Path;
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} else
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{
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newDefaultFileName = "";
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}
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ISharedPreferencesEditor editor = prefs.Edit();
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editor.PutString(KEY_DEFAULT_FILENAME, newDefaultFileName);
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EditorCompat.apply(editor);
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};
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ImageButton browse = (ImageButton)FindViewById(Resource.Id.browse_button);
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browse.Click += (object sender, EventArgs evt) =>
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{
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if (Interaction.isIntentAvailable(this, Intents.FILE_BROWSE))
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{
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Intent intent = new Intent(Intents.FILE_BROWSE);
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if (!String.IsNullOrEmpty(mIoConnection.Path))
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{
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File keyfile = new File(mIoConnection.Path);
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File parent = keyfile.ParentFile;
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if (parent != null)
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{
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intent.SetData(Android.Net.Uri.Parse("file://" + parent.AbsolutePath));
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}
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}
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try
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{
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StartActivityForResult(intent, Intents.REQUEST_CODE_FILE_BROWSE);
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} catch (ActivityNotFoundException)
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{
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BrowserDialog diag = new BrowserDialog(this);
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diag.Show();
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}
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} else
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{
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BrowserDialog diag = new BrowserDialog(this);
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diag.Show();
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}
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};
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retrieveSettings();
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}
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protected override void OnResume() {
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base.OnResume();
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// If the application was shutdown make sure to clear the password field, if it
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// was saved in the instance state
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if (App.isShutdown()) {
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lockDatabase();
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}
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// Clear the shutdown flag
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App.clearShutdown();
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if (startedWithActivityResult)
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return;
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if (App.getDB().Loaded && (App.getDB().mIoc != null)
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&& (mIoConnection != null) && (App.getDB().mIoc.GetDisplayName() == mIoConnection.GetDisplayName()))
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{
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if (App.getDB().Locked == false)
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{
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LaunchNextActivity();
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}
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else
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{
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tryStartQuickUnlock();
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}
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}
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}
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private void retrieveSettings() {
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String defaultFilename = prefs.GetString(KEY_DEFAULT_FILENAME, "");
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if (!String.IsNullOrEmpty(mIoConnection.Path) && mIoConnection.Path.Equals(defaultFilename)) {
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CheckBox checkbox = (CheckBox) FindViewById(Resource.Id.default_database);
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checkbox.Checked = true;
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}
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CheckBox cbQuickUnlock = (CheckBox)FindViewById(Resource.Id.enable_quickunlock);
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cbQuickUnlock.Checked = prefs.GetBoolean(GetString(Resource.String.QuickUnlockDefaultEnabled_key), true);
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}
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private String getKeyFile(String filename) {
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if ( mRememberKeyfile ) {
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FileDbHelper dbHelp = App.fileDbHelper;
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String keyfile = dbHelp.getFileByName(filename);
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return keyfile;
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} else {
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return "";
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}
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}
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private void populateView() {
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setEditText(Resource.Id.filename, mIoConnection.GetDisplayName());
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setEditText(Resource.Id.pass_keyfile, mKeyFile);
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}
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/*
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private void errorMessage(CharSequence text)
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{
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Toast.MakeText(this, text, ToastLength.Long).Show();
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}
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*/
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private void errorMessage(int resId)
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{
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Toast.MakeText(this, resId, ToastLength.Long).Show();
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}
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private String GetEditText(int resId) {
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return Util.getEditText(this, resId);
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}
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private void setEditText(int resId, String str) {
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TextView te = (TextView) FindViewById(resId);
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//assert(te == null);
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if (te != null) {
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te.Text = str;
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}
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}
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public override bool OnCreateOptionsMenu(IMenu menu) {
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base.OnCreateOptionsMenu(menu);
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MenuInflater inflate = MenuInflater;
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inflate.Inflate(Resource.Menu.password, menu);
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return true;
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}
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public override bool OnOptionsItemSelected(IMenuItem item) {
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switch ( item.ItemId ) {
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case Resource.Id.menu_about:
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AboutDialog dialog = new AboutDialog(this);
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dialog.Show();
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return true;
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case Resource.Id.menu_app_settings:
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AppSettingsActivity.Launch(this);
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return true;
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}
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return base.OnOptionsItemSelected(item);
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}
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private class AfterLoad : OnFinish {
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PasswordActivity act;
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public AfterLoad(Handler handler, PasswordActivity act):base(handler) {
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this.act = act;
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}
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public override void run() {
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if ( mSuccess ) {
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act.StartQuickUnlockForegroundService();
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act.LaunchNextActivity();
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} else {
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displayMessage(act);
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}
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}
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}
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|
|
}
|
|
|
|
}
|
|
|