kopia lustrzana https://github.com/ryukoposting/Signal-Android
304 wiersze
10 KiB
Java
304 wiersze
10 KiB
Java
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package org.thoughtcrime.securesms.service.webrtc;
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import android.app.Service;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.media.AudioManager;
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import android.net.ConnectivityManager;
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import android.net.NetworkInfo;
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import android.os.Build;
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import android.os.IBinder;
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import android.telephony.PhoneStateListener;
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import android.telephony.TelephonyManager;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.core.content.ContextCompat;
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import org.signal.core.util.logging.Log;
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import org.thoughtcrime.securesms.dependencies.ApplicationDependencies;
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import org.thoughtcrime.securesms.recipients.Recipient;
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import org.thoughtcrime.securesms.recipients.RecipientId;
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import org.thoughtcrime.securesms.util.TelephonyUtil;
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import org.thoughtcrime.securesms.webrtc.CallNotificationBuilder;
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import org.thoughtcrime.securesms.webrtc.UncaughtExceptionHandlerManager;
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import org.thoughtcrime.securesms.webrtc.audio.BluetoothStateManager;
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import org.thoughtcrime.securesms.webrtc.locks.LockManager;
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import java.util.Objects;
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/**
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* Provide a foreground service for {@link SignalCallManager} to leverage to run in the background when necessary. Also
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* provides devices listeners needed for during a call (i.e., bluetooth, power button).
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*/
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public final class WebRtcCallService extends Service implements BluetoothStateManager.BluetoothStateListener {
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private static final String TAG = Log.tag(WebRtcCallService.class);
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private static final String ACTION_UPDATE = "UPDATE";
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private static final String ACTION_STOP = "STOP";
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private static final String ACTION_DENY_CALL = "DENY_CALL";
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private static final String ACTION_LOCAL_HANGUP = "LOCAL_HANGUP";
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private static final String ACTION_WANTS_BLUETOOTH = "WANTS_BLUETOOTH";
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private static final String ACTION_CHANGE_POWER_BUTTON = "CHANGE_POWER_BUTTON";
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private static final String EXTRA_UPDATE_TYPE = "UPDATE_TYPE";
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private static final String EXTRA_RECIPIENT_ID = "RECIPIENT_ID";
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private static final String EXTRA_ENABLED = "ENABLED";
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private SignalCallManager callManager;
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private WiredHeadsetStateReceiver wiredHeadsetStateReceiver;
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private NetworkReceiver networkReceiver;
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private PowerButtonReceiver powerButtonReceiver;
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private UncaughtExceptionHandlerManager uncaughtExceptionHandlerManager;
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private PhoneStateListener hangUpRtcOnDeviceCallAnswered;
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private BluetoothStateManager bluetoothStateManager;
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public static void update(@NonNull Context context, int type, @NonNull RecipientId recipientId) {
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Intent intent = new Intent(context, WebRtcCallService.class);
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intent.setAction(ACTION_UPDATE)
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.putExtra(EXTRA_UPDATE_TYPE, type)
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.putExtra(EXTRA_RECIPIENT_ID, recipientId);
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ContextCompat.startForegroundService(context, intent);
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}
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public static void stop(@NonNull Context context) {
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Intent intent = new Intent(context, WebRtcCallService.class);
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intent.setAction(ACTION_STOP);
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context.startService(intent);
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}
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public static @NonNull Intent denyCallIntent(@NonNull Context context) {
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return new Intent(context, WebRtcCallService.class).setAction(ACTION_DENY_CALL);
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}
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public static @NonNull Intent hangupIntent(@NonNull Context context) {
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return new Intent(context, WebRtcCallService.class).setAction(ACTION_LOCAL_HANGUP);
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}
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public static void setWantsBluetoothConnection(@NonNull Context context, boolean enabled) {
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Intent intent = new Intent(context, WebRtcCallService.class);
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intent.setAction(ACTION_WANTS_BLUETOOTH)
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.putExtra(EXTRA_ENABLED, enabled);
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context.startService(intent);
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}
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public static void changePowerButtonReceiver(@NonNull Context context, boolean register) {
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Intent intent = new Intent(context, WebRtcCallService.class);
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intent.setAction(ACTION_CHANGE_POWER_BUTTON)
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.putExtra(EXTRA_ENABLED, register);
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context.startService(intent);
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}
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@Override
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public void onCreate() {
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Log.v(TAG, "onCreate");
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super.onCreate();
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this.callManager = ApplicationDependencies.getSignalCallManager();
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this.bluetoothStateManager = new BluetoothStateManager(this, this);
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this.hangUpRtcOnDeviceCallAnswered = new HangUpRtcOnPstnCallAnsweredListener();
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registerUncaughtExceptionHandler();
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registerWiredHeadsetStateReceiver();
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registerNetworkReceiver();
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TelephonyUtil.getManager(this)
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.listen(hangUpRtcOnDeviceCallAnswered, PhoneStateListener.LISTEN_CALL_STATE);
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}
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@Override
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public void onDestroy() {
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Log.v(TAG, "onDestroy");
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super.onDestroy();
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if (uncaughtExceptionHandlerManager != null) {
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uncaughtExceptionHandlerManager.unregister();
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}
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if (bluetoothStateManager != null) {
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bluetoothStateManager.onDestroy();
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}
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if (wiredHeadsetStateReceiver != null) {
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unregisterReceiver(wiredHeadsetStateReceiver);
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wiredHeadsetStateReceiver = null;
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}
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unregisterNetworkReceiver();
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TelephonyUtil.getManager(this)
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.listen(hangUpRtcOnDeviceCallAnswered, PhoneStateListener.LISTEN_NONE);
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}
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@Override
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public int onStartCommand(Intent intent, int flags, int startId) {
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if (intent == null || intent.getAction() == null) {
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return START_NOT_STICKY;
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}
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Log.i(TAG, "action: " + intent.getAction());
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switch (intent.getAction()) {
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case ACTION_UPDATE:
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setCallInProgressNotification(intent.getIntExtra(EXTRA_UPDATE_TYPE, 0),
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Objects.requireNonNull(intent.getParcelableExtra(EXTRA_RECIPIENT_ID)));
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return START_STICKY;
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case ACTION_WANTS_BLUETOOTH:
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if (bluetoothStateManager != null) {
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bluetoothStateManager.setWantsConnection(intent.getBooleanExtra(EXTRA_ENABLED, false));
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}
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return START_STICKY;
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case ACTION_CHANGE_POWER_BUTTON:
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if (intent.getBooleanExtra(EXTRA_ENABLED, false)) {
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registerPowerButtonReceiver();
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} else {
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unregisterPowerButtonReceiver();
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}
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return START_STICKY;
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case ACTION_STOP:
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stopSelf();
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stopForeground(true);
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return START_NOT_STICKY;
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case ACTION_DENY_CALL:
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callManager.denyCall();
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return START_NOT_STICKY;
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case ACTION_LOCAL_HANGUP:
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callManager.localHangup();
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return START_NOT_STICKY;
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default:
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throw new AssertionError("Unknown action: " + intent.getAction());
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}
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}
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public void setCallInProgressNotification(int type, @NonNull RecipientId id) {
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startForeground(CallNotificationBuilder.getNotificationId(type),
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CallNotificationBuilder.getCallInProgressNotification(this, type, Recipient.resolved(id)));
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}
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private void registerUncaughtExceptionHandler() {
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uncaughtExceptionHandlerManager = new UncaughtExceptionHandlerManager();
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uncaughtExceptionHandlerManager.registerHandler(new ProximityLockRelease(callManager.getLockManager()));
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}
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private void registerWiredHeadsetStateReceiver() {
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wiredHeadsetStateReceiver = new WiredHeadsetStateReceiver();
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String action;
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if (Build.VERSION.SDK_INT >= 21) {
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action = AudioManager.ACTION_HEADSET_PLUG;
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} else {
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action = Intent.ACTION_HEADSET_PLUG;
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}
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registerReceiver(wiredHeadsetStateReceiver, new IntentFilter(action));
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}
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private void registerNetworkReceiver() {
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if (networkReceiver == null) {
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networkReceiver = new NetworkReceiver();
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registerReceiver(networkReceiver, new IntentFilter(ConnectivityManager.CONNECTIVITY_ACTION));
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}
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}
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private void unregisterNetworkReceiver() {
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if (networkReceiver != null) {
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unregisterReceiver(networkReceiver);
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networkReceiver = null;
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}
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}
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public void registerPowerButtonReceiver() {
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if (powerButtonReceiver == null) {
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powerButtonReceiver = new PowerButtonReceiver();
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registerReceiver(powerButtonReceiver, new IntentFilter(Intent.ACTION_SCREEN_OFF));
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}
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}
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public void unregisterPowerButtonReceiver() {
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if (powerButtonReceiver != null) {
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unregisterReceiver(powerButtonReceiver);
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powerButtonReceiver = null;
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}
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}
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@Override
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public @Nullable IBinder onBind(Intent intent) {
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return null;
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}
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@Override
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public void onBluetoothStateChanged(boolean isAvailable) {
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callManager.bluetoothChange(isAvailable);
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}
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private class HangUpRtcOnPstnCallAnsweredListener extends PhoneStateListener {
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@Override
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public void onCallStateChanged(int state, @NonNull String phoneNumber) {
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super.onCallStateChanged(state, phoneNumber);
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if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
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hangup();
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Log.i(TAG, "Device phone call ended Signal call.");
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}
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}
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private void hangup() {
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callManager.localHangup();
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}
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}
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private static class WiredHeadsetStateReceiver extends BroadcastReceiver {
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@Override
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public void onReceive(@NonNull Context context, @NonNull Intent intent) {
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int state = intent.getIntExtra("state", -1);
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ApplicationDependencies.getSignalCallManager().wiredHeadsetChange(state != 0);
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}
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}
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private static class NetworkReceiver extends BroadcastReceiver {
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@Override
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public void onReceive(Context context, Intent intent) {
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ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
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NetworkInfo activeNetworkInfo = connectivityManager.getActiveNetworkInfo();
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ApplicationDependencies.getSignalCallManager().networkChange(activeNetworkInfo != null && activeNetworkInfo.isConnected());
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ApplicationDependencies.getSignalCallManager().bandwidthModeUpdate();
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}
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}
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private static class PowerButtonReceiver extends BroadcastReceiver {
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@Override
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public void onReceive(@NonNull Context context, @NonNull Intent intent) {
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if (Intent.ACTION_SCREEN_OFF.equals(intent.getAction())) {
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ApplicationDependencies.getSignalCallManager().screenOff();
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}
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}
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}
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private static class ProximityLockRelease implements Thread.UncaughtExceptionHandler {
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private final LockManager lockManager;
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private ProximityLockRelease(@NonNull LockManager lockManager) {
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this.lockManager = lockManager;
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}
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@Override
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public void uncaughtException(@NonNull Thread thread, @NonNull Throwable throwable) {
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Log.i(TAG, "Uncaught exception - releasing proximity lock", throwable);
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lockManager.updatePhoneState(LockManager.PhoneState.IDLE);
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}
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}
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}
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