mirror of
https://github.com/moparisthebest/keepass2android
synced 2024-11-04 16:45:11 -05:00
integrate KP2A Accessibility Service for AutoFill into main app
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21
src/keepass2android/Credentials.cs
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21
src/keepass2android/Credentials.cs
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@ -0,0 +1,21 @@
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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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namespace keepass2android.AutoFillPlugin
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{
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public class Credentials
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{
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public string User;
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public string Password;
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public string Url;
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}
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}
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272
src/keepass2android/Kp2aAccessibilityService.cs
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272
src/keepass2android/Kp2aAccessibilityService.cs
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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.Views.Accessibility;
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using Android.Widget;
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using KeePassLib;
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namespace keepass2android.AutoFill
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{
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//<meta-data android:name="android.accessibilityservice" android:resource="@xml/serviceconfig" />
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[Service(Enabled =true, Permission= "android.permission.BIND_ACCESSIBILITY_SERVICE")]
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[IntentFilter(new[] { "android.accessibilityservice.AccessibilityService" })]
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[MetaData("android.accessibilityservice", Resource = "@xml/accserviceconfig")]
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public class Kp2aAccessibilityService : Android.AccessibilityServices.AccessibilityService
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{
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private static bool _hasUsedData;
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const string _logTag = "KP2AAS";
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private const int autoFillNotificationId = 98810;
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private const string androidAppPrefix = "androidapp://";
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public override void OnCreate()
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{
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base.OnCreate();
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Android.Util.Log.Debug(_logTag, "OnCreate Service");
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}
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protected override void OnServiceConnected()
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{
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Android.Util.Log.Debug(_logTag, "service connected");
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base.OnServiceConnected();
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}
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public override void OnAccessibilityEvent(AccessibilityEvent e)
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{
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Android.Util.Log.Debug(_logTag, "OnAccEvent");
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if (e.EventType == EventTypes.WindowContentChanged || e.EventType == EventTypes.WindowStateChanged)
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{
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Android.Util.Log.Debug(_logTag, "event: " + e.EventType + ", package = " + e.PackageName);
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if (e.PackageName == "com.android.systemui")
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return; //avoid that the notification is cancelled when pulling down notif drawer
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var root = RootInActiveWindow;
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if ((ExistsNodeOrChildren(root, n => n.WindowId == e.WindowId) && !ExistsNodeOrChildren(root, n => (n.ViewIdResourceName != null) && (n.ViewIdResourceName.StartsWith("com.android.systemui")))))
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{
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bool cancelNotification = true;
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var allEditTexts = GetNodeOrChildren(root, n=> { return IsEditText(n); });
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var usernameEdit = allEditTexts.TakeWhile(edit => (edit.Password == false)).LastOrDefault();
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string searchString = androidAppPrefix + root.PackageName;
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string url = androidAppPrefix + root.PackageName;
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if (root.PackageName == "com.android.chrome")
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{
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var addressField = root.FindAccessibilityNodeInfosByViewId("com.android.chrome:id/url_bar").FirstOrDefault();
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UrlFromAddressField(ref url, addressField);
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}
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else if (root.PackageName == "com.android.browser")
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{
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var addressField = root.FindAccessibilityNodeInfosByViewId("com.android.browser:id/url").FirstOrDefault();
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UrlFromAddressField(ref url, addressField);
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}
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List<AccessibilityNodeInfo> emptyPasswordFields = GetNodeOrChildren(root, n => { return IsPasswordField(n); }).ToList();
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if (emptyPasswordFields.Any())
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{
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if ((LastReceivedCredentialsUser != null) && IsSame(GetCredentialsField(PwDefs.UrlField), url))
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{
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Android.Util.Log.Debug ("KP2AAS", "Filling credentials for " + url);
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FillPassword(url, usernameEdit, emptyPasswordFields);
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}
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else
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{
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Android.Util.Log.Debug ("KP2AAS", "Notif for " + url );
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if (LastReceivedCredentialsUser != null)
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{
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Android.Util.Log.Debug ("KP2AAS", GetCredentialsField(PwDefs.UrlField));
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Android.Util.Log.Debug ("KP2AAS", url);
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}
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AskFillPassword(url, usernameEdit, emptyPasswordFields);
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cancelNotification = false;
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}
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}
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if (cancelNotification)
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{
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((NotificationManager)GetSystemService(NotificationService)).Cancel(autoFillNotificationId);
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Android.Util.Log.Debug ("KP2AAS","Cancel notif");
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}
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}
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}
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GC.Collect();
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}
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private static void UrlFromAddressField(ref string url, AccessibilityNodeInfo addressField)
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{
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if (addressField != null)
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{
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url = addressField.Text;
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if (!url.Contains("://"))
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url = "http://" + url;
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}
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}
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private bool IsSame(string url1, string url2)
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{
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if (url1.StartsWith ("androidapp://"))
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return url1 == url2;
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return KeePassLib.Utility.UrlUtil.GetHost (url1) == KeePassLib.Utility.UrlUtil.GetHost (url2);
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}
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private static bool IsPasswordField(AccessibilityNodeInfo n)
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{
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//if (n.Password) Android.Util.Log.Debug(_logTag, "pwdx with " + (n.Text == null ? "null" : n.Text));
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var res = n.Password && string.IsNullOrEmpty(n.Text);
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// if (n.Password) Android.Util.Log.Debug(_logTag, "pwd with " + n.Text + res);
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return res;
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}
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private static bool IsEditText(AccessibilityNodeInfo n)
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{
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//it seems like n.Editable is not a good check as this is false for some fields which are actually editable, at least in tests with Chrome.
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return (n.ClassName != null) && (n.ClassName.Contains("EditText"));
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}
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private void AskFillPassword(string url, AccessibilityNodeInfo usernameEdit, IEnumerable<AccessibilityNodeInfo> passwordFields)
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{
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Intent startKp2aIntent = PackageManager.GetLaunchIntentForPackage(ApplicationContext.PackageName);
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if (startKp2aIntent != null)
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{
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startKp2aIntent.AddCategory(Intent.CategoryLauncher);
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startKp2aIntent.AddFlags(ActivityFlags.NewTask | ActivityFlags.ClearTask);
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string taskName = "SearchUrlTask";
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startKp2aIntent.PutExtra("KP2A_APPTASK", taskName);
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startKp2aIntent.PutExtra("UrlToSearch", url);
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}
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var pending = PendingIntent.GetActivity(this, 0, startKp2aIntent, PendingIntentFlags.UpdateCurrent);
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var targetName = url;
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if (url.StartsWith(androidAppPrefix))
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{
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var packageName = url.Substring(androidAppPrefix.Length);
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try
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{
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var appInfo = PackageManager.GetApplicationInfo(packageName, 0);
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targetName = (string) (appInfo != null ? PackageManager.GetApplicationLabel(appInfo) : packageName);
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}
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catch (Exception e)
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{
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Android.Util.Log.Debug(_logTag, e.ToString());
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targetName = packageName;
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}
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}
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else
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{
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targetName = KeePassLib.Utility.UrlUtil.GetHost(url);
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}
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var builder = new Notification.Builder(this);
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//TODO icon
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//TODO plugin icon
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builder.SetSmallIcon(Resource.Drawable.ic_notify_autofill)
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.SetContentText(GetString(Resource.String.NotificationContentText, new Java.Lang.Object[] { targetName }))
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.SetContentTitle(GetString(Resource.String.NotificationTitle))
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.SetWhen(Java.Lang.JavaSystem.CurrentTimeMillis())
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.SetVisibility(Android.App.NotificationVisibility.Secret)
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.SetContentIntent(pending);
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var notificationManager = (NotificationManager)GetSystemService(NotificationService);
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notificationManager.Notify(autoFillNotificationId, builder.Build());
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}
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private void FillPassword(string url, AccessibilityNodeInfo usernameEdit, IEnumerable<AccessibilityNodeInfo> passwordFields)
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{
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if ((Keepass2android.Kbbridge.KeyboardData.HasData) && (_hasUsedData == false))
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{
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FillDataInTextField(usernameEdit, LastReceivedCredentialsUser);
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foreach (var pwd in passwordFields)
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FillDataInTextField(pwd, LastReceivedCredentialsPassword);
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_hasUsedData = true;
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}
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//LookupCredentialsActivity.LastReceivedCredentials = null;
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}
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public string LastReceivedCredentialsPassword
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{
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get { return GetCredentialsField(PwDefs.PasswordField); }
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}
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public string GetCredentialsField(string key)
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{
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var field = Keepass2android.Kbbridge.KeyboardData.AvailableFields
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.Cast<Keepass2android.Kbbridge.StringForTyping>().SingleOrDefault(x => x.Key == key);
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if (field == null)
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return null;
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return field.Value;
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}
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public string LastReceivedCredentialsUser
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{
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get { return GetCredentialsField(PwDefs.UserNameField); }
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}
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private static void FillDataInTextField(AccessibilityNodeInfo edit, string newValue)
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{
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if (newValue == null)
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return;
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Bundle b = new Bundle();
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b.PutString(AccessibilityNodeInfo.ActionArgumentSetTextCharsequence, newValue);
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edit.PerformAction(Android.Views.Accessibility.Action.SetText, b);
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}
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private bool ExistsNodeOrChildren(AccessibilityNodeInfo n, Func<AccessibilityNodeInfo, bool> p)
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{
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return GetNodeOrChildren(n, p).Any();
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}
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private IEnumerable<AccessibilityNodeInfo> GetNodeOrChildren(AccessibilityNodeInfo n, Func<AccessibilityNodeInfo, bool> p)
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{
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if (n != null)
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{
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if (p(n))
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yield return n;
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for (int i = 0; i < n.ChildCount; i++)
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{
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foreach (var x in GetNodeOrChildren(n.GetChild(i), p))
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yield return x;
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}
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}
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}
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public override void OnInterrupt()
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{
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}
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public void OnCancel(IDialogInterface dialog)
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{
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}
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public static void NotifyNewData()
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{
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_hasUsedData = false;
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}
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}
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}
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Binary file not shown.
After Width: | Height: | Size: 1.3 KiB |
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<string name="ErrorReportDisable">Disable</string>
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<string name="ErrorReportAsk">Ask after error</string>
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<string name="ErrorReportPrefTitle">Send error reports</string>
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<string name="LookupTitle">Look up credentials</string>
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<string name="ApplicationName">KP2A AutoFillPlugin</string>
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<string name="AutoFillServiceDescription">Monitors apps and websites for password fields. Offers to look up credentials from Keepass2Android and auto-fill them into the forms.</string>
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<string name="NotificationTitle">Keepass2Android AutoFill</string>
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<string name="NotificationContentText">AutoFill form for %1$s</string>
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<string name="ChangeLog_0_9_8c">
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Version 0.9.8c\n
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10
src/keepass2android/Resources/xml/accserviceconfig.xml
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10
src/keepass2android/Resources/xml/accserviceconfig.xml
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<?xml version="1.0" encoding="utf-8" ?>
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<accessibility-service xmlns:android="http://schemas.android.com/apk/res/android"
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android:description="@string/AutoFillServiceDescription"
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android:accessibilityEventTypes="typeAllMask"
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android:accessibilityFlags="flagDefault"
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android:accessibilityFeedbackType="feedbackSpoken"
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android:notificationTimeout="100"
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android:canRetrieveWindowContent="true"
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/>
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@ -128,6 +128,7 @@
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<Compile Include="ChallengeInfo.cs" />
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<Compile Include="CreateDatabaseActivity.cs" />
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<Compile Include="CreateNewFilename.cs" />
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<Compile Include="Credentials.cs" />
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<Compile Include="EntryActivityClasses\CopyToClipboardPopupMenuIcon.cs" />
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<Compile Include="EntryActivityClasses\ExtraStringView.cs" />
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<Compile Include="EntryActivityClasses\GotoUrlMenuItem.cs" />
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@ -154,6 +155,7 @@
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<Compile Include="icons\DrawableFactory.cs" />
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<Compile Include="KeeChallenge.cs" />
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<Compile Include="FixedDrawerLayout.cs" />
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<Compile Include="Kp2aAccessibilityService.cs" />
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<Compile Include="KpEntryTemplatedEdit.cs" />
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<Compile Include="MeasuringRelativeLayout.cs" />
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<Compile Include="NfcOtpActivity.cs" />
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@ -1669,6 +1671,14 @@
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<ItemGroup>
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<AndroidResource Include="Resources\drawable-mdpi\ic_fp_40px.png" />
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</ItemGroup>
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<ItemGroup>
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<AndroidResource Include="Resources\drawable-xhdpi\ic_notify_autofill.png" />
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</ItemGroup>
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<ItemGroup>
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<AndroidResource Include="Resources\xml\accserviceconfig.xml">
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<SubType>Designer</SubType>
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</AndroidResource>
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</ItemGroup>
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<Import Project="$(MSBuildExtensionsPath)\Xamarin\Android\Xamarin.Android.CSharp.targets" />
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<Import Project="..\packages\Xamarin.Insights.1.11.3\build\MonoAndroid10\Xamarin.Insights.targets" Condition="Exists('..\packages\Xamarin.Insights.1.11.3\build\MonoAndroid10\Xamarin.Insights.targets')" />
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<Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
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@ -30,6 +30,7 @@ using Android.Preferences;
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using KeePassLib;
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using KeePassLib.Utility;
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using Android.Views.InputMethods;
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using keepass2android.AutoFill;
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using KeePass.Util.Spr;
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namespace keepass2android
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@ -527,6 +528,8 @@ namespace keepass2android
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kbdataBuilder.Commit();
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Keepass2android.Kbbridge.KeyboardData.EntryName = entry.OutputStrings.ReadSafe(PwDefs.TitleField);
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Keepass2android.Kbbridge.KeyboardData.EntryId = entry.Uuid.ToHexString();
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if (hasData)
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Kp2aAccessibilityService.NotifyNewData();
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return hasData;
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#endif
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