/* * Copyright (C) 2017 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.dialer.app.voicemail; import android.annotation.TargetApi; import android.app.PendingIntent; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.os.Build; import android.os.Build.VERSION_CODES; import android.preference.PreferenceManager; import android.support.v4.os.BuildCompat; import android.support.v4.os.UserManagerCompat; import android.telecom.PhoneAccountHandle; import android.telephony.TelephonyManager; import com.android.dialer.app.calllog.LegacyVoicemailNotifier; import com.android.dialer.common.Assert; import com.android.dialer.common.LogUtil; import com.android.dialer.common.PerAccountSharedPreferences; import com.android.voicemail.VoicemailComponent; /** * Receives {@link TelephonyManager#ACTION_SHOW_VOICEMAIL_NOTIFICATION}, and forwards to {@link * LegacyVoicemailNotifier}. Will ignore the notification if the account has visual voicemail. * Legacy voicemail is the traditional, non-visual, dial-in voicemail. */ @TargetApi(VERSION_CODES.O) public class LegacyVoicemailNotificationReceiver extends BroadcastReceiver { private static final String LEGACY_VOICEMAIL_COUNT = "legacy_voicemail_count"; /** * Hidden extra for {@link TelephonyManager#ACTION_SHOW_VOICEMAIL_NOTIFICATION} for whether the * notification is just a refresh or for a new voicemail. The phone should not play a ringtone or * vibrate during a refresh if the notification is already showing. * *
TODO(b/62202833): make public */ private static final String EXTRA_IS_REFRESH = "is_refresh"; @Override public void onReceive(Context context, Intent intent) { LogUtil.i( "LegacyVoicemailNotificationReceiver.onReceive", "received legacy voicemail notification"); if (!BuildCompat.isAtLeastO()) { LogUtil.e( "LegacyVoicemailNotificationReceiver.onReceive", "SDK not finalized: SDK_INT=" + Build.VERSION.SDK_INT + ", PREVIEW_SDK_INT=" + Build.VERSION.PREVIEW_SDK_INT + ", RELEASE=" + Build.VERSION.RELEASE); return; } PhoneAccountHandle phoneAccountHandle = Assert.isNotNull(intent.getParcelableExtra(TelephonyManager.EXTRA_PHONE_ACCOUNT_HANDLE)); int count = intent.getIntExtra(TelephonyManager.EXTRA_NOTIFICATION_COUNT, -1); if (!hasVoicemailCountChanged(context, phoneAccountHandle, count)) { LogUtil.i( "LegacyVoicemailNotificationReceiver.onReceive", "voicemail count hasn't changed, ignoring"); return; } if (count == -1) { // Carrier might not send voicemail count. Missing extra means there are unknown numbers of // voicemails (One or more). Treat it as 1 so the generic version will be shown. ("Voicemail" // instead of "X voicemails") count = 1; } if (count == 0) { LogUtil.i("LegacyVoicemailNotificationReceiver.onReceive", "clearing notification"); LegacyVoicemailNotifier.cancelNotification(context); return; } if (VoicemailComponent.get(context) .getVoicemailClient() .isActivated(context, phoneAccountHandle)) { LogUtil.i( "LegacyVoicemailNotificationReceiver.onReceive", "visual voicemail is activated, ignoring notification"); return; } String voicemailNumber = intent.getStringExtra(TelephonyManager.EXTRA_VOICEMAIL_NUMBER); PendingIntent callVoicemailIntent = intent.getParcelableExtra(TelephonyManager.EXTRA_CALL_VOICEMAIL_INTENT); PendingIntent voicemailSettingIntent = intent.getParcelableExtra(TelephonyManager.EXTRA_LAUNCH_VOICEMAIL_SETTINGS_INTENT); LogUtil.i("LegacyVoicemailNotificationReceiver.onReceive", "sending notification"); LegacyVoicemailNotifier.showNotification( context, phoneAccountHandle, count, voicemailNumber, callVoicemailIntent, voicemailSettingIntent, intent.getBooleanExtra(EXTRA_IS_REFRESH, false)); } private static boolean hasVoicemailCountChanged( Context context, PhoneAccountHandle phoneAccountHandle, int newCount) { // Need credential encrypted storage to access preferences. if (!UserManagerCompat.isUserUnlocked(context)) { LogUtil.i( "LegacyVoicemailNotificationReceiver.onReceive", "User locked, bypassing voicemail count check"); return true; } if (newCount == -1) { // Carrier does not report voicemail count return true; } PerAccountSharedPreferences preferences = new PerAccountSharedPreferences( context, phoneAccountHandle, PreferenceManager.getDefaultSharedPreferences(context)); // Carriers may send multiple notifications for the same voicemail. if (newCount != 0 && newCount == preferences.getInt(LEGACY_VOICEMAIL_COUNT, -1)) { return false; } preferences.edit().putInt(LEGACY_VOICEMAIL_COUNT, newCount).apply(); return true; } }