Implemented nearby button that displays wifi sharing intent and long press button that opens wifi qr share fragment

Test: locally with phone
Change-Id: I73663cd3e9e86431a9264925661159fbcd16b9d3
Merged-In: I931aabaada09c87b4a7936bcde4fcff8bc237dd0

res/layout/wifi_dpp_qrcode_generator_fragment.xml

@@ -42,6 +42,7 @@
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:gravity="center"
+            android:id="@+id/wifi_dpp_layout"
             android:orientation="vertical">
 
             <ImageView
@@ -54,8 +55,11 @@
                 android:id="@+id/password"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:layout_marginTop="16dp"
+                android:layout_marginBottom="24dp"
                 android:textAlignment="center"
+                android:textIsSelectable="true"
+                android:focusable="true"
+                android:longClickable="true"
                 android:textAppearance="@android:style/TextAppearance.Material.Body1"
                 android:textColor="?android:attr/textColorSecondary"/>
         </LinearLayout>

src/com/android/settings/wifi/WifiSettings2.java

@@ -103,6 +103,7 @@ public class WifiSettings2 extends RestrictedSettingsFragment
     @VisibleForTesting
     static final int MENU_ID_FORGET = Menu.FIRST + 3;
     static final int MENU_ID_MODIFY = Menu.FIRST + 4;
+    static final int MENU_ID_SHARE = Menu.FIRST + 5;
 
     // Max age of tracked WifiEntries
     private static final long MAX_SCAN_AGE_MILLIS = 15_000;
@@ -485,7 +486,8 @@ public class WifiSettings2 extends RestrictedSettingsFragment
         }
 
         if (mSelectedWifiEntry.canDisconnect()) {
-            menu.add(Menu.NONE, MENU_ID_DISCONNECT, 0 /* order */,
+            menu.add(Menu.NONE, MENU_ID_SHARE, 0 /* order */, R.string.share);
+            menu.add(Menu.NONE, MENU_ID_DISCONNECT, 1 /* order */,
                     R.string.wifi_disconnect_button_text);
         }
 
@@ -524,6 +526,10 @@ public class WifiSettings2 extends RestrictedSettingsFragment
             case MENU_ID_FORGET:
                 forget(mSelectedWifiEntry);
                 return true;
+            case MENU_ID_SHARE:
+                WifiDppUtils.showLockScreen(getContext(),
+                        () -> launchWifiDppConfiguratorActivity(mSelectedWifiEntry));
+                return true;
             case MENU_ID_MODIFY:
                 showDialog(mSelectedWifiEntry, WifiConfigUiBase2.MODE_MODIFY);
                 return true;
@@ -558,6 +564,23 @@ public class WifiSettings2 extends RestrictedSettingsFragment
         return true;
     }
 
+    private void launchWifiDppConfiguratorActivity(WifiEntry wifiEntry) {
+        final Intent intent = WifiDppUtils.getConfiguratorQrCodeGeneratorIntentOrNull(getContext(),
+                mWifiManager, wifiEntry);
+
+        if (intent == null) {
+            Log.e(TAG, "Launch Wi-Fi DPP QR code generator with a wrong Wi-Fi network!");
+        } else {
+            mMetricsFeatureProvider.action(SettingsEnums.PAGE_UNKNOWN,
+                    SettingsEnums.ACTION_SETTINGS_SHARE_WIFI_QR_CODE,
+                    SettingsEnums.SETTINGS_WIFI_DPP_CONFIGURATOR,
+                    /* key */ null,
+                    /* value */ Integer.MIN_VALUE);
+
+            startActivity(intent);
+        }
+    }
+
     private void showDialog(WifiEntry wifiEntry, int dialogMode) {
         if (WifiUtils.isNetworkLockedDown(getActivity(), wifiEntry.getWifiConfiguration())
                 && wifiEntry.getConnectedState() == WifiEntry.CONNECTED_STATE_CONNECTED) {
@@ -698,8 +721,8 @@ public class WifiSettings2 extends RestrictedSettingsFragment
      */
     private void updateWifiEntryPreferencesDelayed() {
         // Safeguard from some delayed event handling
-        if (getActivity() != null && !mIsRestricted &&
+        if (getActivity() != null && !mIsRestricted
-                mWifiPickerTracker.getWifiState() == WifiManager.WIFI_STATE_ENABLED) {
+                && mWifiPickerTracker.getWifiState() == WifiManager.WIFI_STATE_ENABLED) {
             final View view = getView();
             final Handler handler = view.getHandler();
             if (handler != null && handler.hasCallbacks(mUpdateWifiEntryPreferencesRunnable)) {

src/com/android/settings/wifi/dpp/WifiDppQrCodeGeneratorFragment.java

@@ -16,9 +16,17 @@
 
 package com.android.settings.wifi.dpp;
 
+import android.annotation.Nullable;
 import android.app.settings.SettingsEnums;
+import android.content.ComponentName;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.content.res.Resources;
 import android.graphics.Bitmap;
+import android.graphics.drawable.Drawable;
 import android.os.Bundle;
+import android.provider.Settings;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.LayoutInflater;
@@ -27,9 +35,13 @@ import android.view.MenuInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.Button;
 import android.widget.ImageView;
 import android.widget.TextView;
 
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.app.chooser.DisplayResolveInfo;
+import com.android.internal.app.chooser.TargetInfo;
 import com.android.settings.R;
 import com.android.settings.wifi.qrcode.QrCodeGenerator;
 
@@ -45,6 +57,15 @@ public class WifiDppQrCodeGeneratorFragment extends WifiDppQrCodeBaseFragment {
     private ImageView mQrCodeView;
     private String mQrCode;
 
+    private static final String CHIP_LABEL_METADATA_KEY = "android.service.chooser.chip_label";
+    private static final String CHIP_ICON_METADATA_KEY = "android.service.chooser.chip_icon";
+    private static final String EXTRA_WIFI_CREDENTIALS_BUNDLE =
+            "android.intent.extra.WIFI_CREDENTIALS_BUNDLE";
+    private static final String EXTRA_SSID = "android.intent.extra.SSID";
+    private static final String EXTRA_PASSWORD = "android.intent.extra.PASSWORD";
+    private static final String EXTRA_SECURITY_TYPE = "android.intent.extra.SECURITY_TYPE";
+    private static final String EXTRA_HIDDEN_SSID = "android.intent.extra.HIDDEN_SSID";
+
     @Override
     public int getMetricsCategory() {
         return SettingsEnums.SETTINGS_WIFI_DPP_CONFIGURATOR;
@@ -56,12 +77,14 @@ public class WifiDppQrCodeGeneratorFragment extends WifiDppQrCodeBaseFragment {
 
         // setTitle for TalkBack
         final WifiNetworkConfig wifiNetworkConfig = getWifiNetworkConfigFromHostActivity();
+        if (getActivity() != null) {
             if (wifiNetworkConfig.isHotspot()) {
                 getActivity().setTitle(R.string.wifi_dpp_share_hotspot);
             } else {
                 getActivity().setTitle(R.string.wifi_dpp_share_wifi);
             }
         }
+    }
 
     @Override
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
@@ -112,10 +135,130 @@ public class WifiDppQrCodeGeneratorFragment extends WifiDppQrCodeBaseFragment {
             }
         }
 
+        final Intent intent = new Intent().setComponent(getNearbySharingComponent());
+        addActionButton(view.findViewById(R.id.wifi_dpp_layout), createNearbyButton(intent, v -> {
+            intent.setAction(Intent.ACTION_SEND);
+            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
+
+            Bundle wifiCredentialBundle = new Bundle();
+
+            String ssid = WifiDppUtils.removeFirstAndLastDoubleQuotes(wifiNetworkConfig.getSsid());
+
+            String passwordExtra = wifiNetworkConfig.getPreSharedKey();
+            String securityType = wifiNetworkConfig.getSecurity();
+            boolean hiddenSsid = wifiNetworkConfig.getHiddenSsid();
+
+            wifiCredentialBundle.putString(EXTRA_SSID, ssid);
+            wifiCredentialBundle.putString(EXTRA_PASSWORD, passwordExtra);
+            wifiCredentialBundle.putString(EXTRA_SECURITY_TYPE, securityType);
+            wifiCredentialBundle.putBoolean(EXTRA_HIDDEN_SSID, hiddenSsid);
+
+            intent.putExtra(EXTRA_WIFI_CREDENTIALS_BUNDLE, wifiCredentialBundle);
+            startActivity(intent);
+        }));
+
         mQrCode = wifiNetworkConfig.getQrCode();
         setQrCode();
     }
 
+    @VisibleForTesting
+    ComponentName getNearbySharingComponent() {
+        String nearbyComponent = Settings.Secure.getString(
+                getContext().getContentResolver(),
+                Settings.Secure.NEARBY_SHARING_COMPONENT);
+        if (TextUtils.isEmpty(nearbyComponent)) {
+            nearbyComponent = getString(
+                    com.android.internal.R.string.config_defaultNearbySharingComponent);
+        }
+        if (TextUtils.isEmpty(nearbyComponent)) {
+            return null;
+        }
+        return ComponentName.unflattenFromString(nearbyComponent);
+    }
+
+    private TargetInfo getNearbySharingTarget(Intent originalIntent) {
+        final ComponentName cn = getNearbySharingComponent();
+        if (cn == null) return null;
+
+        final Intent resolveIntent = new Intent(originalIntent);
+        resolveIntent.setComponent(cn);
+        PackageManager pm = getContext().getPackageManager();
+        final ResolveInfo resolveInfo = pm.resolveActivity(
+                resolveIntent, PackageManager.GET_META_DATA);
+        if (resolveInfo == null || resolveInfo.activityInfo == null) {
+            Log.e(TAG, "Device-specified nearby sharing component (" + cn
+                    + ") not available");
+            return null;
+        }
+
+        // Allow the nearby sharing component to provide a more appropriate icon and label
+        // for the chip.
+        CharSequence name = null;
+        Drawable icon = null;
+        final Bundle metaData = resolveInfo.activityInfo.metaData;
+        if (metaData != null) {
+            try {
+                final Resources pkgRes = pm.getResourcesForActivity(cn);
+                final int nameResId = metaData.getInt(CHIP_LABEL_METADATA_KEY);
+                name = pkgRes.getString(nameResId);
+                final int resId = metaData.getInt(CHIP_ICON_METADATA_KEY);
+                icon = pkgRes.getDrawable(resId);
+            } catch (Resources.NotFoundException ex) {
+            } catch (PackageManager.NameNotFoundException ex) {
+            }
+        }
+        if (TextUtils.isEmpty(name)) {
+            name = resolveInfo.loadLabel(pm);
+        }
+        if (icon == null) {
+            icon = resolveInfo.loadIcon(pm);
+        }
+
+        final DisplayResolveInfo dri = new DisplayResolveInfo(
+                originalIntent, resolveInfo, name, "", resolveIntent, null);
+        dri.setDisplayIcon(icon);
+        return dri;
+    }
+
+    private Button createActionButton(Drawable icon, CharSequence title, View.OnClickListener r) {
+        final Button b = (Button) LayoutInflater.from(getContext()).inflate(
+                com.android.internal.R.layout.chooser_action_button, null);
+        if (icon != null) {
+            final int size = getResources()
+                    .getDimensionPixelSize(
+                            com.android.internal.R.dimen.chooser_action_button_icon_size);
+            icon.setBounds(0, 0, size, size);
+            b.setCompoundDrawablesRelative(icon, null, null, null);
+        }
+        b.setText(title);
+        b.setOnClickListener(r);
+        return b;
+    }
+
+    private void addActionButton(ViewGroup parent, Button b) {
+        if (b == null) return;
+        final ViewGroup.MarginLayoutParams lp = new ViewGroup.MarginLayoutParams(
+                ViewGroup.LayoutParams.WRAP_CONTENT,
+                ViewGroup.LayoutParams.WRAP_CONTENT
+        );
+        final int gap = getResources().getDimensionPixelSize(
+                com.android.internal.R.dimen.resolver_icon_margin) / 2;
+        lp.setMarginsRelative(gap, 0, gap, 0);
+        parent.addView(b, lp);
+    }
+
+    @VisibleForTesting
+    @Nullable
+    Button createNearbyButton(Intent originalIntent, View.OnClickListener r) {
+        final TargetInfo ti = getNearbySharingTarget(originalIntent);
+        if (ti == null) return null;
+        final Button button = createActionButton(ti.getDisplayIcon(getContext()),
+                ti.getDisplayLabel(), r);
+        button.setAllCaps(false);
+        return button;
+    }
+
     private void setQrCode() {
         try {
             final int qrcodeSize = getContext().getResources().getDimensionPixelSize(

src/com/android/settings/wifi/dpp/WifiDppUtils.java

@@ -149,7 +149,7 @@ public class WifiDppUtils {
         return wifiConfiguration.preSharedKey;
     }
 
-    private static String removeFirstAndLastDoubleQuotes(String str) {
+    static String removeFirstAndLastDoubleQuotes(String str) {
         if (TextUtils.isEmpty(str)) {
             return str;
         }

tests/robotests/src/com/android/settings/wifi/dpp/WifiDppQrCodeGeneratorFragmentTest.java

@@ -0,0 +1,161 @@
+/*
+ * 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.wifi.dpp;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ActivityInfo;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.content.res.Resources;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+
+import androidx.fragment.app.FragmentTransaction;
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.Robolectric;
+
+@RunWith(AndroidJUnit4.class)
+public class WifiDppQrCodeGeneratorFragmentTest {
+
+    private WifiDppConfiguratorActivity mActivity;
+    private WifiDppQrCodeGeneratorFragment mFragment;
+    private Context mContext;
+
+
+    @Before
+    public void setUp() {
+        Intent intent =
+                new Intent(WifiDppConfiguratorActivity.ACTION_CONFIGURATOR_QR_CODE_GENERATOR);
+        intent.putExtra(WifiDppUtils.EXTRA_WIFI_SSID, "GoogleGuest");
+        intent.putExtra(WifiDppUtils.EXTRA_WIFI_SECURITY, "WPA");
+        intent.putExtra(WifiDppUtils.EXTRA_WIFI_PRE_SHARED_KEY, "\\012345678,");
+
+        MockitoAnnotations.initMocks(this);
+        mActivity = Robolectric.setupActivity(WifiDppConfiguratorActivity.class);
+        mActivity.setWifiNetworkConfig(WifiNetworkConfig.getValidConfigOrNull(intent));
+        mActivity.startActivity(intent);
+
+        mFragment = spy(new WifiDppQrCodeGeneratorFragment());
+        FragmentTransaction ft = mActivity.getSupportFragmentManager().beginTransaction();
+        ft.add(mFragment, null);
+        ft.commit();
+
+        mContext = spy(InstrumentationRegistry.getTargetContext());
+        when(mFragment.getContext()).thenReturn(mContext);
+    }
+
+    @Test
+    public void rotateScreen_shouldNotCrash() {
+        mActivity.setRequestedOrientation(
+                ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
+        mActivity.setRequestedOrientation(
+                ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
+    }
+
+    @Test
+    public void createNearbyButton_returnsNull() {
+        assertThat(mFragment.createNearbyButton(new Intent(), v -> {
+        })).isNull();
+    }
+
+    private static ResolveInfo createResolveInfo(int userId) {
+        final ResolveInfo resolveInfo = new ResolveInfo();
+        resolveInfo.activityInfo = createActivityInfo();
+        resolveInfo.targetUserId = userId;
+        return resolveInfo;
+    }
+
+    private static ActivityInfo createActivityInfo() {
+        ActivityInfo ai = new ActivityInfo();
+        ai.name = "activity_name";
+        ai.packageName = "foo_bar";
+        ai.enabled = true;
+        ai.exported = true;
+        ai.permission = null;
+        ai.applicationInfo = new ApplicationInfo();
+        ai.applicationInfo.packageName = "com.google.android.gms";
+
+        Bundle metadata = mock(Bundle.class);
+        when(metadata.getInt(anyString())).thenReturn(1);
+        ai.metaData = metadata;
+        return ai;
+    }
+
+    @Test
+    public void createNearbyButtonFromSetting_notNull()
+            throws PackageManager.NameNotFoundException {
+        doReturn(ComponentName.unflattenFromString(
+                "com.google.android.gms/com.google.android.gms.nearby.sharing.ShareSheetActivity"))
+                .when(mFragment).getNearbySharingComponent();
+        PackageManager packageManager = mock(PackageManager.class);
+        doReturn(createResolveInfo(0)).when(packageManager).resolveActivity(any(), anyInt());
+
+        Resources resources = mock(Resources.class);
+        when(resources.getString(anyInt())).thenReturn("Nearby");
+        Drawable drawable = mock(Drawable.class);
+        when(resources.getDrawable(anyInt())).thenReturn(drawable);
+
+        when(packageManager.getResourcesForActivity(any())).thenReturn(resources);
+
+        when(mContext.getPackageManager()).thenReturn(packageManager);
+
+
+        assertThat(mFragment.createNearbyButton(new Intent(), v -> {
+        })).isNotNull();
+    }
+
+    @Test
+    public void createNearbyButtonFromConfig_notNull() throws PackageManager.NameNotFoundException {
+        doReturn(
+                "com.google.android.gms/com.google.android.gms.nearby.sharing.ShareSheetActivity")
+                .when(mFragment).getString(anyInt());
+        PackageManager packageManager = mock(PackageManager.class);
+        doReturn(createResolveInfo(0)).when(packageManager).resolveActivity(any(), anyInt());
+
+        Resources resources = mock(Resources.class);
+        when(resources.getString(anyInt())).thenReturn("Nearby");
+        Drawable drawable = mock(Drawable.class);
+        when(resources.getDrawable(anyInt())).thenReturn(drawable);
+
+        when(packageManager.getResourcesForActivity(any())).thenReturn(resources);
+
+        when(mContext.getPackageManager()).thenReturn(packageManager);
+
+
+        assertThat(mFragment.createNearbyButton(new Intent(), v -> {
+        })).isNotNull();
+    }
+}