| /* |
| * Copyright (C) 2021 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.wifitrackerlib; |
| |
| import android.content.Context; |
| import android.net.ConnectivityManager; |
| import android.net.Network; |
| import android.net.NetworkCapabilities; |
| import android.net.TransportInfo; |
| import android.net.vcn.VcnTransportInfo; |
| import android.net.wifi.WifiInfo; |
| import android.os.Handler; |
| import android.os.UserManager; |
| import android.text.Annotation; |
| import android.text.SpannableString; |
| import android.text.SpannableStringBuilder; |
| import android.text.TextUtils; |
| import android.text.style.ClickableSpan; |
| import android.view.View; |
| |
| import androidx.annotation.NonNull; |
| |
| import com.android.settingslib.HelpUtils; |
| |
| /** |
| * Wrapper class to decouple WifiTrackerLibDefaults from non-SDK API usage at build time. |
| * This version uses non-SDK APIs for usage within the Android platform. |
| * |
| * Clients of WifiTrackerLib that can only access SDK APIs should use SdkWifiTrackerLib, which |
| * replaces this class with the version found in WifiTrackerLib/sdk_src/../NonSdkApiWrapper.java. |
| */ |
| class NonSdkApiWrapper { |
| /** |
| * Starts the System captive portal app. |
| */ |
| static void startCaptivePortalApp( |
| @NonNull ConnectivityManager connectivityManager, @NonNull Network network) { |
| connectivityManager.startCaptivePortalApp(network); |
| } |
| |
| /** |
| * Find the annotation of specified id in rawText and linkify it with helpUriString. |
| */ |
| static CharSequence linkifyAnnotation(Context context, CharSequence rawText, String id, |
| String helpUriString) { |
| // Return original string when helpUriString is empty. |
| if (TextUtils.isEmpty(helpUriString)) { |
| return rawText; |
| } |
| |
| SpannableString spannableText = new SpannableString(rawText); |
| Annotation[] annotations = spannableText.getSpans(0, spannableText.length(), |
| Annotation.class); |
| |
| for (Annotation annotation : annotations) { |
| if (TextUtils.equals(annotation.getValue(), id)) { |
| SpannableStringBuilder builder = new SpannableStringBuilder(spannableText); |
| ClickableSpan link = new ClickableSpan() { |
| @Override |
| public void onClick(View view) { |
| view.startActivityForResult(HelpUtils.getHelpIntent(context, helpUriString, |
| view.getClass().getName()), 0); |
| } |
| }; |
| builder.setSpan(link, spannableText.getSpanStart(annotation), |
| spannableText.getSpanEnd(annotation), spannableText.getSpanFlags(link)); |
| return builder; |
| } |
| } |
| return rawText; |
| } |
| |
| /** |
| * Returns whether or not the network capabilities is determined to be VCN over Wi-Fi or not. |
| */ |
| static boolean isVcnOverWifi(@NonNull NetworkCapabilities networkCapabilities) { |
| TransportInfo transportInfo = networkCapabilities.getTransportInfo(); |
| return transportInfo != null |
| && transportInfo instanceof VcnTransportInfo |
| && ((VcnTransportInfo) transportInfo).getWifiInfo() != null; |
| } |
| |
| /** |
| * Returns whether or not the device is in retail demo mode. |
| */ |
| static boolean isDemoMode(@NonNull Context context) { |
| return UserManager.isDeviceInDemoMode(context); |
| } |
| |
| /** |
| * Registers the default network callback. |
| */ |
| static void registerSystemDefaultNetworkCallback( |
| @NonNull ConnectivityManager connectivityManager, |
| @NonNull ConnectivityManager.NetworkCallback callback, |
| @NonNull Handler handler) { |
| connectivityManager.registerSystemDefaultNetworkCallback(callback, handler); |
| } |
| |
| /** |
| * Returns true if the WifiInfo is for the primary network, false otherwise. |
| */ |
| static boolean isPrimary(@NonNull WifiInfo wifiInfo) { |
| return wifiInfo.isPrimary(); |
| } |
| } |