1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.example.android.autofill.service.simple;
18 
19 import static android.view.autofill.AutofillManager.EXTRA_ASSIST_STRUCTURE;
20 import static android.view.autofill.AutofillManager.EXTRA_AUTHENTICATION_RESULT;
21 
22 import android.app.Activity;
23 import android.app.PendingIntent;
24 import android.content.Context;
25 import android.content.Intent;
26 import android.content.IntentSender;
27 import android.os.Bundle;
28 import android.os.Parcelable;
29 import android.service.autofill.Dataset;
30 import android.service.autofill.FillResponse;
31 import android.support.annotation.NonNull;
32 import android.support.annotation.Nullable;
33 import android.util.ArrayMap;
34 import android.view.autofill.AutofillId;
35 import android.view.autofill.AutofillValue;
36 import android.widget.RemoteViews;
37 
38 import com.example.android.autofill.service.R;
39 
40 import java.util.Map.Entry;
41 
42 /**
43  * Activity used for autofill authentication, it simply sets the dataste upon tapping OK.
44  */
45 // TODO(b/114236837): should display a small dialog, not take the full screen
46 public class SimpleAuthActivity extends Activity {
47 
48     private static final String EXTRA_DATASET = "dataset";
49     private static final String EXTRA_HINTS = "hints";
50     private static final String EXTRA_IDS = "ids";
51     private static final String EXTRA_AUTH_DATASETS = "auth_datasets";
52 
53     private static int sPendingIntentId = 0;
54 
55     @Override
onCreate(Bundle savedInstanceState)56     protected void onCreate(Bundle savedInstanceState) {
57         super.onCreate(savedInstanceState);
58         setContentView(R.layout.simple_service_auth_activity);
59         findViewById(R.id.yes).setOnClickListener((view) -> onYes());
60         findViewById(R.id.no).setOnClickListener((view) -> onNo());
61     }
62 
onYes()63     private void onYes() {
64         Intent myIntent = getIntent();
65         Intent replyIntent = new Intent();
66         Dataset dataset = myIntent.getParcelableExtra(EXTRA_DATASET);
67         if (dataset != null) {
68             replyIntent.putExtra(EXTRA_AUTHENTICATION_RESULT, dataset);
69         } else {
70             String[] hints = myIntent.getStringArrayExtra(EXTRA_HINTS);
71             Parcelable[] ids = myIntent.getParcelableArrayExtra(EXTRA_IDS);
72             boolean authenticateDatasets = myIntent.getBooleanExtra(EXTRA_AUTH_DATASETS, false);
73             int size = hints.length;
74             ArrayMap<String, AutofillId> fields = new ArrayMap<>(size);
75             for (int i = 0; i < size; i++) {
76                 fields.put(hints[i], (AutofillId) ids[i]);
77             }
78             FillResponse response =
79                     DebugService.createResponse(this, fields, 1, authenticateDatasets);
80             replyIntent.putExtra(EXTRA_AUTHENTICATION_RESULT, response);
81 
82         }
83         setResult(RESULT_OK, replyIntent);
84         finish();
85     }
86 
onNo()87     private void onNo() {
88         setResult(RESULT_CANCELED);
89         finish();
90     }
91 
newIntentSenderForDataset(@onNull Context context, @NonNull Dataset dataset)92     public static IntentSender newIntentSenderForDataset(@NonNull Context context,
93             @NonNull Dataset dataset) {
94         return newIntentSender(context, dataset, null, null, false);
95     }
96 
newIntentSenderForResponse(@onNull Context context, @NonNull String[] hints, @NonNull AutofillId[] ids, boolean authenticateDatasets)97     public static IntentSender newIntentSenderForResponse(@NonNull Context context,
98             @NonNull String[] hints, @NonNull AutofillId[] ids, boolean authenticateDatasets) {
99         return newIntentSender(context, null, hints, ids, authenticateDatasets);
100     }
101 
newIntentSender(@onNull Context context, @Nullable Dataset dataset, @Nullable String[] hints, @Nullable AutofillId[] ids, boolean authenticateDatasets)102     private static IntentSender newIntentSender(@NonNull Context context,
103             @Nullable Dataset dataset, @Nullable String[] hints, @Nullable AutofillId[] ids,
104             boolean authenticateDatasets) {
105         Intent intent = new Intent(context, SimpleAuthActivity.class);
106         if (dataset != null) {
107             intent.putExtra(EXTRA_DATASET, dataset);
108         } else {
109             intent.putExtra(EXTRA_HINTS, hints);
110             intent.putExtra(EXTRA_IDS, ids);
111             intent.putExtra(EXTRA_AUTH_DATASETS, authenticateDatasets);
112         }
113 
114         return PendingIntent.getActivity(context, ++sPendingIntentId, intent,
115                 PendingIntent.FLAG_CANCEL_CURRENT).getIntentSender();
116     }
117 }
118