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/*
* 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.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.
*
* <p>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");
Assert.checkArgument(BuildCompat.isAtLeastO());
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;
}
}
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