Add special apps access settings page for financial app.

Test: manual test in settings app
Bug:111207447
Change-Id: Ifa3afba2fbfd2f874deeea35f5735ac3459eed17

res/values/strings.xml

@@ -6930,6 +6930,8 @@
     <string name="keywords_sim_status">network, mobile network state, service state, signal strength, mobile network type, roaming, iccid</string>
     <string name="keywords_model_and_hardware">serial number, hardware version</string>
     <string name="keywords_android_version">android security patch level, baseband version, kernel version</string>
+    <!--Search keywords for financial apps sms access settings -->
+    <string name="keywords_financial_apps_sms_access">financial app, sms, permission</string>
 
     <!-- Search keyword for Device Theme Settings [CHAR LIMIT=NONE] -->
     <string name="keywords_systemui_theme">dark theme</string>
@@ -8820,6 +8822,10 @@
     <!-- Summary of number of apps currently can write system settings [CHAR LIMIT=60] -->
     <string name="write_settings_summary"><xliff:g id="count" example="10">%1$d</xliff:g> of <xliff:g id="count" example="10">%2$d</xliff:g> apps allowed to modify system settings</string>
 
+    <!-- Settings title in main settings screen for financial apps sms access [CHAR LIMIT=60] -->
+    <string name="financial_apps_sms_access_title">Financial Apps Sms Access</string>
+    <!-- Preference key for financial apps sms access screen -->
+    <string name="financial_sms_root_screen_key" translatable="false">financial_sms_root_screen_key</string>
     <!-- Label for showing apps that can install other apps [CHAR LIMIT=45] -->
     <string name="filter_install_sources_apps">Can install other apps</string>
     <!-- Label for showing apps that can write system settings [CHAR LIMIT=45] -->

res/xml/financial_app_sms_access.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2018 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<PreferenceScreen
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:settings="http://schemas.android.com/apk/res-auto"
+    android:key="@string/financial_sms_root_screen_key"
+    android:title="@string/financial_apps_sms_access_title"
+    settings:controller="com.android.settings.applications.specialaccess.financialapps.FinancialAppsController" />

res/xml/special_access.xml

@@ -130,4 +130,9 @@
             android:value="com.android.settings.Settings$ChangeWifiStateActivity" />
     </Preference>
 
+    <Preference
+        android:key="financial_apps_sms_access"
+        android:title="@string/financial_apps_sms_access_title"
+        android:fragment="com.android.settings.applications.specialaccess.financialapps.FinancialAppsSmsAccess"
+        settings:keywords="@string/keywords_financial_apps_sms_access" />
 </PreferenceScreen>

src/com/android/settings/applications/specialaccess/financialapps/FinancialAppsController.java

@@ -0,0 +1,158 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings.applications.specialaccess.financialapps;
+
+import static android.Manifest.permission.SMS_FINANCIAL_TRANSACTIONS;
+import static android.Manifest.permission.READ_SMS;
+
+import android.app.AppOpsManager;
+import android.content.Context;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.os.Build;
+import android.os.Bundle;
+import android.util.Log;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.util.ArrayUtils;
+import com.android.settings.core.BasePreferenceController;
+import com.android.settingslib.applications.ApplicationsState;
+import com.android.settingslib.applications.ApplicationsState.AppEntry;
+
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+import androidx.preference.Preference.OnPreferenceChangeListener;
+import androidx.preference.SwitchPreference;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class FinancialAppsController extends BasePreferenceController
+        implements ApplicationsState.Callbacks {
+    private final static String TAG = FinancialAppsController.class.getSimpleName();
+
+    @VisibleForTesting
+    PreferenceScreen mRoot;
+
+    public FinancialAppsController(Context context, String key) {
+        super(context, key);
+    }
+
+    @AvailabilityStatus
+    public int getAvailabilityStatus() {
+        return AVAILABLE;
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mRoot = screen;
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        updateList();
+    }
+
+    private void updateList() {
+        mRoot.removeAll();
+
+        final PackageManager packageManager = mContext.getPackageManager();
+        final AppOpsManager appOpsManager = mContext.getSystemService(AppOpsManager.class);
+
+        final List<PackageInfo> installedPackages =
+                packageManager.getInstalledPackages(PackageManager.GET_PERMISSIONS);
+        final int numPackages = installedPackages.size();
+        for (int i = 0; i < numPackages; i++) {
+            final PackageInfo installedPackage = installedPackages.get(i);
+
+            if (installedPackage.requestedPermissions == null) {
+                continue;
+            }
+            final int targetSdk = installedPackage.applicationInfo.targetSdkVersion;
+            final String pkgName = installedPackage.packageName;
+
+            if ((targetSdk >= Build.VERSION_CODES.Q
+                    && ArrayUtils.contains(installedPackage.requestedPermissions,
+                            SMS_FINANCIAL_TRANSACTIONS))
+                    || (targetSdk < Build.VERSION_CODES.Q
+                    && ArrayUtils.contains(installedPackage.requestedPermissions,
+                            READ_SMS))) {
+                final SwitchPreference pref = new SwitchPreference(mRoot.getContext());
+                pref.setTitle(installedPackage.applicationInfo.loadLabel(packageManager));
+                pref.setKey(pkgName);
+
+                pref.setChecked(
+                        appOpsManager.checkOp(
+                                targetSdk >= Build.VERSION_CODES.Q
+                                        ? AppOpsManager.OP_SMS_FINANCIAL_TRANSACTIONS
+                                        : AppOpsManager.OP_READ_SMS,
+                                installedPackage.applicationInfo.uid,
+                                pkgName) == AppOpsManager.MODE_ALLOWED);
+
+                pref.setOnPreferenceChangeListener((preference, newValue) -> {
+                    final int uid;
+                    try {
+                        uid = packageManager.getPackageInfo(preference.getKey(), 0)
+                                .applicationInfo.uid;
+                    } catch (NameNotFoundException e) {
+                        Log.e(TAG, "onPreferenceChange: Failed to get uid for "
+                                + preference.getKey());
+                        return false;
+                    }
+
+                    appOpsManager.setMode(
+                            targetSdk >= Build.VERSION_CODES.Q
+                                    ? AppOpsManager.OP_SMS_FINANCIAL_TRANSACTIONS
+                                    : AppOpsManager.OP_READ_SMS,
+                            uid,
+                            pkgName,
+                            (Boolean) newValue ? AppOpsManager.MODE_ALLOWED
+                                    : AppOpsManager.MODE_IGNORED);
+                    return true;
+                });
+                mRoot.addPreference(pref);
+            }
+        }
+    }
+
+    @Override
+    public void onRunningStateChanged(boolean running) {}
+
+    @Override
+    public void onPackageListChanged() {
+        updateList();
+    }
+
+    @Override
+    public void onRebuildComplete(ArrayList<AppEntry> apps) {}
+
+    @Override
+    public void onPackageIconChanged() {}
+
+    @Override
+    public void onPackageSizeChanged(String packageName) {}
+
+    @Override
+    public void onAllSizesComputed() {}
+
+    @Override
+    public void onLauncherInfoChanged() {}
+
+    @Override
+    public void onLoadEntriesCompleted() {}
+}

src/com/android/settings/applications/specialaccess/financialapps/FinancialAppsSmsAccess.java

@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.applications.specialaccess.financialapps;
+
+import android.app.settings.SettingsEnums;
+import android.content.Context;
+import android.provider.SearchIndexableResource;
+
+import com.android.settings.R;
+import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settings.search.Indexable;
+import com.android.settingslib.search.SearchIndexable;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@SearchIndexable
+public class FinancialAppsSmsAccess extends DashboardFragment {
+    private final static String TAG = FinancialAppsSmsAccess.class.getSimpleName();
+
+    @Override
+    protected String getLogTag() {
+        return TAG;
+    }
+
+    @Override
+    protected int getPreferenceScreenResId() {
+        return R.xml.financial_app_sms_access;
+    }
+
+    @Override
+    public int getMetricsCategory() {
+      return SettingsEnums.SETTINGS_FINANCIAL_APPS_SMS_ACCESS;
+    }
+
+    public static final Indexable.SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider() {
+                @Override
+                public List<SearchIndexableResource> getXmlResourcesToIndex(Context context,
+                        boolean enabled) {
+                    final ArrayList<SearchIndexableResource> result = new ArrayList<>();
+
+                    final SearchIndexableResource sir = new SearchIndexableResource(context);
+                    sir.xmlResId = R.xml.financial_app_sms_access;
+                    result.add(sir);
+                    return result;
+                }
+            };
+}

tests/robotests/src/com/android/settings/applications/specialaccess/financialapps/FinancialAppsControllerTest.java

@@ -0,0 +1,125 @@
+package com.android.settings.applications.specialaccess.financialapps;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import static android.Manifest.permission.SMS_FINANCIAL_TRANSACTIONS;
+import static android.Manifest.permission.READ_SMS;
+
+import android.app.AppOpsManager;
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.os.Build;
+
+import androidx.preference.Preference;
+import androidx.preference.PreferenceScreen;
+import androidx.preference.SwitchPreference;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.shadow.api.Shadow;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
+@RunWith(RobolectricTestRunner.class)
+public class FinancialAppsControllerTest {
+    @Mock
+    private PackageManager mPackageManager;
+    @Mock
+    private AppOpsManager mAppOpsManager;
+    @Mock
+    private PreferenceScreen mRoot;
+    @Mock
+    private Preference mPreference;
+
+    private Context mContext;
+    private PackageInfo mPackageInfoNoPermissionRequested;
+    private PackageInfo mPackageInfoPermissionRequestedQPlus;
+    private PackageInfo mPackageInfoPermissionRequestedPreQ;
+    private FinancialAppsController mController;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mContext = spy(RuntimeEnvironment.application);
+        when(mContext.getPackageManager()).thenReturn(mPackageManager);
+        when(mContext.getSystemService(AppOpsManager.class)).thenReturn(mAppOpsManager);
+
+        initializePackageInfos();
+
+        mController = new FinancialAppsController(mContext, "key");
+        mController.displayPreference(mRoot);
+    }
+
+    private void initializePackageInfos() {
+      mPackageInfoNoPermissionRequested = new PackageInfo();
+      mPackageInfoNoPermissionRequested.applicationInfo = new ApplicationInfo();
+
+      mPackageInfoPermissionRequestedQPlus = new PackageInfo();
+      mPackageInfoPermissionRequestedQPlus.applicationInfo = new ApplicationInfo();
+      // TODO(b/121161546): update after robolectric test support Q
+      //mPackageInfoPermissionRequestedQPlus.applicationInfo.targetSdkVersion =
+      //        Build.VERSION_CODES.Q;
+      mPackageInfoPermissionRequestedQPlus.applicationInfo.uid = 2001;
+      mPackageInfoPermissionRequestedQPlus.applicationInfo.nonLocalizedLabel = "QPLUS Package";
+      mPackageInfoPermissionRequestedQPlus.packageName = "QPLUS";
+      mPackageInfoPermissionRequestedQPlus.requestedPermissions =
+              new String[] {SMS_FINANCIAL_TRANSACTIONS};
+
+      mPackageInfoPermissionRequestedPreQ = new PackageInfo();
+      mPackageInfoPermissionRequestedPreQ.applicationInfo = new ApplicationInfo();
+      mPackageInfoPermissionRequestedPreQ.applicationInfo.targetSdkVersion = Build.VERSION_CODES.M;
+      mPackageInfoPermissionRequestedPreQ.applicationInfo.uid = 2002;
+      mPackageInfoPermissionRequestedPreQ.applicationInfo.nonLocalizedLabel = "PREQ Package";
+      mPackageInfoPermissionRequestedPreQ.packageName = "PREQ";
+      mPackageInfoPermissionRequestedPreQ.requestedPermissions = new String[] {READ_SMS};
+    }
+
+    @Test
+    public void isAvailable_true() {
+        assertThat(mController.isAvailable()).isTrue();
+    }
+
+    @Test
+    public void noPreferenceAddedWhenNoPackageRequestPermission() {
+        when(mPackageManager.getInstalledPackages(PackageManager.GET_PERMISSIONS))
+            .thenReturn(new ArrayList<PackageInfo>(
+                    Arrays.asList(mPackageInfoNoPermissionRequested)));
+        mController.updateState(null);
+        assertThat(mController.mRoot.getPreferenceCount()).isEqualTo(0);
+    }
+
+    //TODO(b/121161546): Add these tests after robolectric test support Q
+    /*
+    @Test
+    public void preferenceAddedWhenPreQPackageRequestPermission() {
+        when(mPackageManager.getInstalledPackages(PackageManager.GET_PERMISSIONS))
+            .thenReturn(new ArrayList<PackageInfo>(
+                    Arrays.asList(mPackageInfoPermissionRequestedPreQ)));
+        mController.updateState(null);
+        assertThat(mController.mRoot.getPreferenceCount()).isEqualTo(1);
+        SwitchPreference pref = (SwitchPreference) mController.mRoot.getPreference(0);
+        assertThat(pref).isNotNull();
+    }
+
+    @Test
+    public void preferenceAddedWhenQPlusPackageRequestPermission() {
+        when(mPackageManager.getInstalledPackages(PackageManager.GET_PERMISSIONS))
+            .thenReturn(new ArrayList<PackageInfo>(
+                    Arrays.asList(mPackageInfoPermissionRequestedQPlus)));
+        mController.updateState(null);
+        assertThat(mController.mRoot.getPreferenceCount()).isEqualTo(1);
+        SwitchPreference pref = (SwitchPreference) mController.mRoot.getPreference(0);
+        assertThat(pref).isNotNull();
+        }*/
+}