mirror of
https://github.com/android-password-store/Android-Password-Store
synced 2025-08-31 14:25:28 +00:00
Create app autofill service: a dialog pops up for all password fields & has a button to paste/set a password found in the store with name matching app's
This commit is contained in:
Matthew Wong
@@ -4,6 +4,9 @@
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<uses-permission android:name="android.permission.INTERNET" />
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<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
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<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
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<uses-permission android:name="android.permission.BIND_ACCESSIBILITY_SERVICE" />
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<uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />
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<application android:allowBackup="true" android:icon="@drawable/ic_launcher"
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android:label="@string/app_name" android:theme="@style/AppTheme">
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<activity android:name=".PasswordStore" android:label="@string/app_name"
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@@ -42,6 +45,19 @@
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android:value="com.zeapo.pwdstore.PasswordStore" />
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</activity>
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<service android:name=".AutofillService"
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android:permission="android.permission.BIND_ACCESSIBILITY_SERVICE">
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<intent-filter>
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<action android:name="android.accessibilityservice.AccessibilityService" />
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</intent-filter>
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<meta-data android:name="android.accessibilityservice"
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android:resource="@xml/autofill_config" />
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</service>
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<activity android:name=".AutofillActivity">
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</activity>
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<activity android:name="net.rdrei.android.dirchooser.DirectoryChooserActivity" />
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</application>
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33
app/src/main/java/com/zeapo/pwdstore/AutofillActivity.java
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33
app/src/main/java/com/zeapo/pwdstore/AutofillActivity.java
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@@ -0,0 +1,33 @@
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package com.zeapo.pwdstore;
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import android.app.PendingIntent;
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import android.content.Intent;
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import android.content.IntentSender;
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import android.os.Bundle;
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import android.support.v7.app.AppCompatActivity;
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import android.util.Log;
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public class AutofillActivity extends AppCompatActivity {
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public static final int REQUEST_CODE_DECRYPT_AND_VERIFY = 9913;
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private boolean bound = false;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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Intent intent = getIntent();
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PendingIntent pi = intent.getExtras().getParcelable("pending_intent");
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try {
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startIntentSenderForResult(pi.getIntentSender()
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, REQUEST_CODE_DECRYPT_AND_VERIFY, null, 0, 0, 0);
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} catch (IntentSender.SendIntentException e) {
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Log.e(AutofillService.Constants.TAG, "SendIntentException", e);
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}
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}
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@Override
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protected void onActivityResult(int requestCode, int resultCode, Intent data) {
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finish();
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AutofillService.getService().decryptAndVerify();
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}
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}
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200
app/src/main/java/com/zeapo/pwdstore/AutofillService.java
Normal file
200
app/src/main/java/com/zeapo/pwdstore/AutofillService.java
Normal file
@@ -0,0 +1,200 @@
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package com.zeapo.pwdstore;
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import android.accessibilityservice.AccessibilityService;
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import android.app.PendingIntent;
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import android.content.ClipData;
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import android.content.ClipboardManager;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.PackageManager;
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import android.os.Build;
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import android.os.Bundle;
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import android.preference.PreferenceManager;
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import android.support.v7.app.AlertDialog;
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import android.util.Log;
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import android.view.View;
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import android.view.WindowManager;
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import android.view.accessibility.AccessibilityEvent;
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import android.view.accessibility.AccessibilityNodeInfo;
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import android.widget.Button;
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import android.widget.Toast;
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import com.zeapo.pwdstore.utils.PasswordItem;
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import com.zeapo.pwdstore.utils.PasswordRepository;
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import org.apache.commons.io.FileUtils;
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import org.openintents.openpgp.OpenPgpError;
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import org.openintents.openpgp.util.OpenPgpApi;
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import org.openintents.openpgp.util.OpenPgpServiceConnection;
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import java.io.ByteArrayOutputStream;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.UnsupportedEncodingException;
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import java.util.ArrayList;
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public class AutofillService extends AccessibilityService {
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private OpenPgpServiceConnection serviceConnection;
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private SharedPreferences settings;
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private AccessibilityNodeInfo info; // the original source of the event (the edittext field)
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private ArrayList<PasswordItem> items;
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private static AutofillService service;
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public final class Constants {
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public static final String TAG = "Keychain";
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}
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@Override
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protected void onServiceConnected() {
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super.onServiceConnected();
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serviceConnection = new OpenPgpServiceConnection(AutofillService.this, "org.sufficientlysecure.keychain");
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serviceConnection.bindToService();
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settings = PreferenceManager.getDefaultSharedPreferences(this);
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service = this;
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}
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public static AutofillService getService() {
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return service;
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}
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@Override
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public void onAccessibilityEvent(AccessibilityEvent event) {
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if (!event.isPassword() || Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) {
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return;
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}
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info = event.getSource();
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PackageManager packageManager = getPackageManager();
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ApplicationInfo applicationInfo;
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try {
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applicationInfo = packageManager.getApplicationInfo(event.getPackageName().toString(), 0);
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} catch (PackageManager.NameNotFoundException e) {
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applicationInfo = null;
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}
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String appName = (applicationInfo != null ? packageManager.getApplicationLabel(applicationInfo) : "").toString();
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if (appName.equals("OpenKeychain")) {
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return;
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}
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items = recursiveFilter(appName, null);
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if (items.isEmpty()) {
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return;
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}
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ArrayList<CharSequence> itemNames = new ArrayList<>();
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for (PasswordItem item : items) {
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itemNames.add(item.toString());
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}
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AlertDialog.Builder builder = new AlertDialog.Builder(this, R.style.Theme_AppCompat_Light_Dialog_Alert);
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builder.setNegativeButton("Cancel", null);
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builder.setView(R.layout.autofill_layout);
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final AlertDialog dialog = builder.create();
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dialog.setTitle("Fill with Password Store");
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dialog.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
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dialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE);
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dialog.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND);
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dialog.show();
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((Button) dialog.findViewById(R.id.button)).setText(itemNames.get(0).toString());
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dialog.findViewById(R.id.button).setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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decryptAndVerify();
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dialog.dismiss();
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}
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});
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}
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private ArrayList<PasswordItem> recursiveFilter(String filter, File dir) {
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ArrayList<PasswordItem> items = new ArrayList<>();
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if (!PasswordRepository.isInitialized()) {
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return items;
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}
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ArrayList<PasswordItem> passwordItems = dir == null ?
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PasswordRepository.getPasswords() :
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PasswordRepository.getPasswords(dir);
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for (PasswordItem item : passwordItems) {
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if (item.getType() == PasswordItem.TYPE_CATEGORY) {
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recursiveFilter(filter, item.getFile());
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}
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if (item.toString().toLowerCase().contains(filter.toLowerCase())) {
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items.add(item);
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}
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}
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return items;
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}
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@Override
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public void onInterrupt() {
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}
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public void decryptAndVerify() {
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Intent data = new Intent();
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data.setAction(OpenPgpApi.ACTION_DECRYPT_VERIFY);
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InputStream is = null;
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try {
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is = FileUtils.openInputStream(items.get(0).getFile());
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} catch (IOException e) {
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e.printStackTrace();
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}
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ByteArrayOutputStream os = new ByteArrayOutputStream();
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OpenPgpApi api = new OpenPgpApi(AutofillService.this, serviceConnection.getService());
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Intent result = api.executeApi(data, is, os);
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switch (result.getIntExtra(OpenPgpApi.RESULT_CODE, OpenPgpApi.RESULT_CODE_ERROR)) {
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case OpenPgpApi.RESULT_CODE_SUCCESS: {
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try {
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String[] passContent = os.toString("UTF-8").split("\n");
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
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// if the user focused on something else, take focus back
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// but this will open another dialog...
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info.performAction(AccessibilityNodeInfo.ACTION_FOCUS);
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Bundle args = new Bundle();
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args.putCharSequence(AccessibilityNodeInfo.ACTION_ARGUMENT_SET_TEXT_CHARSEQUENCE,
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passContent[0]);
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info.performAction(AccessibilityNodeInfo.ACTION_SET_TEXT, args);
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} else {
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info.performAction(AccessibilityNodeInfo.ACTION_FOCUS);
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ClipboardManager clipboard = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
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ClipData clip = ClipData.newPlainText("autofill_pm", passContent[0]);
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clipboard.setPrimaryClip(clip);
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info.performAction(AccessibilityNodeInfo.ACTION_PASTE);
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clip = ClipData.newPlainText("autofill_pm", "MyPasswordIsDaBest!");
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clipboard.setPrimaryClip(clip);
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if (settings.getBoolean("clear_clipboard_20x", false)) {
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for (int i = 0; i < 19; i++) {
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clip = ClipData.newPlainText(String.valueOf(i), String.valueOf(i));
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clipboard.setPrimaryClip(clip);
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}
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}
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}
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} catch (UnsupportedEncodingException e) {
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Log.e(Constants.TAG, "UnsupportedEncodingException", e);
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}
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break;
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}
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case OpenPgpApi.RESULT_CODE_USER_INTERACTION_REQUIRED: {
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Log.i("PgpHandler", "RESULT_CODE_USER_INTERACTION_REQUIRED");
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PendingIntent pi = result.getParcelableExtra(OpenPgpApi.RESULT_INTENT);
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// need to start a blank activity to call startIntentSenderForResult
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Intent intent = new Intent(AutofillService.this, AutofillActivity.class);
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intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK
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| Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS);
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intent.putExtra("pending_intent", pi);
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startActivity(intent);
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break;
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}
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case OpenPgpApi.RESULT_CODE_ERROR: {
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OpenPgpError error = result.getParcelableExtra(OpenPgpApi.RESULT_ERROR);
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Toast.makeText(AutofillService.this,
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"Error from OpenKeyChain : " + error.getMessage(),
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Toast.LENGTH_LONG).show();
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Log.e(Constants.TAG, "onError getErrorId:" + error.getErrorId());
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Log.e(Constants.TAG, "onError getMessage:" + error.getMessage());
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break;
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}
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}
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}
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}
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12
app/src/main/res/layout/autofill_layout.xml
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12
app/src/main/res/layout/autofill_layout.xml
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@@ -0,0 +1,12 @@
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<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:orientation="vertical"
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android:layout_width="match_parent"
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android:layout_height="match_parent">
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<Button
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:id="@+id/button"
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android:layout_gravity="center"/>
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</LinearLayout>
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@@ -154,4 +154,6 @@
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<string name="pwd_generate_button">Generate</string>
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<string name="category_string">"Category: "</string>
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<!-- Autofill -->
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<string name="autofill_description">Auto-fills login fields.</string>
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</resources>
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8
app/src/main/res/xml/autofill_config.xml
Normal file
8
app/src/main/res/xml/autofill_config.xml
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@@ -0,0 +1,8 @@
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<accessibility-service xmlns:android="http://schemas.android.com/apk/res/android"
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android:description="@string/autofill_description"
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android:accessibilityEventTypes="typeViewFocused"
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android:accessibilityFlags="flagDefault"
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android:accessibilityFeedbackType="feedbackGeneric"
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android:notificationTimeout="100"
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android:canRetrieveWindowContent="true"
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/>
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