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Code Issues Projects Releases Wiki Activity

Ask for Bluetooth discoverability before adding a contact.

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This commit is contained in:
akwizgran
2018-01-05 18:03:56 +00:00
parent e776ee02b0
commit 3192015cfd
2 changed files with 42 additions and 25 deletions
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2
briar-android/src/main/java/org/briarproject/briar/android/activity/RequestCodes.java
View File

@@ -11,7 +11,7 @@ public interface RequestCodes {
int REQUEST_RINGTONE = 7;
int REQUEST_PERMISSION_CAMERA = 8;
int REQUEST_DOZE_WHITELISTING = 9;
int REQUEST_ENABLE_BLUETOOTH = 10;
int REQUEST_BLUETOOTH_DISCOVERABLE = 10;
int REQUEST_UNLOCK = 11;
int REQUEST_KEYGUARD_UNLOCK = 12;

65
briar-android/src/main/java/org/briarproject/briar/android/keyagreement/KeyAgreementActivity.java
View File

@@ -38,14 +38,17 @@ import javax.annotation.Nullable;
import javax.inject.Inject;
import static android.Manifest.permission.CAMERA;
import static android.bluetooth.BluetoothAdapter.ACTION_REQUEST_ENABLE;
import static android.bluetooth.BluetoothAdapter.ACTION_REQUEST_DISCOVERABLE;
import static android.bluetooth.BluetoothAdapter.ACTION_SCAN_MODE_CHANGED;
import static android.bluetooth.BluetoothAdapter.ACTION_STATE_CHANGED;
import static android.bluetooth.BluetoothAdapter.EXTRA_SCAN_MODE;
import static android.bluetooth.BluetoothAdapter.EXTRA_STATE;
import static android.bluetooth.BluetoothAdapter.SCAN_MODE_CONNECTABLE_DISCOVERABLE;
import static android.bluetooth.BluetoothAdapter.STATE_ON;
import static android.content.pm.PackageManager.PERMISSION_GRANTED;
import static android.os.Build.VERSION.SDK_INT;
import static android.widget.Toast.LENGTH_LONG;
import static org.briarproject.briar.android.activity.RequestCodes.REQUEST_ENABLE_BLUETOOTH;
import static org.briarproject.briar.android.activity.RequestCodes.REQUEST_BLUETOOTH_DISCOVERABLE;
import static org.briarproject.briar.android.activity.RequestCodes.REQUEST_PERMISSION_CAMERA;
@MethodsNotNullByDefault
@@ -55,7 +58,7 @@ public abstract class KeyAgreementActivity extends BriarActivity implements
KeyAgreementEventListener {
private enum BluetoothState {
UNKNOWN, NO_ADAPTER, WAITING, REFUSED, ENABLED
UNKNOWN, NO_ADAPTER, WAITING, REFUSED, ENABLED, DISCOVERABLE
}
private static final Logger LOG =
@@ -64,7 +67,7 @@ public abstract class KeyAgreementActivity extends BriarActivity implements
@Inject
EventBus eventBus;
private boolean isResumed = false, enableWasRequested = false;
private boolean isResumed = false, wasAdapterEnabled = false;
private boolean continueClicked, gotCameraPermission;
private BluetoothState bluetoothState = BluetoothState.UNKNOWN;
private BroadcastReceiver bluetoothReceiver = null;
@@ -85,7 +88,9 @@ public abstract class KeyAgreementActivity extends BriarActivity implements
if (state == null) {
showInitialFragment(IntroFragment.newInstance());
}
IntentFilter filter = new IntentFilter(ACTION_STATE_CHANGED);
IntentFilter filter = new IntentFilter();
filter.addAction(ACTION_STATE_CHANGED);
filter.addAction(ACTION_SCAN_MODE_CHANGED);
bluetoothReceiver = new BluetoothStateReceiver();
registerReceiver(bluetoothReceiver, filter);
}
@@ -133,45 +138,48 @@ public abstract class KeyAgreementActivity extends BriarActivity implements
public void showNextScreen() {
continueClicked = true;
if (checkPermissions()) {
if (shouldRequestEnableBluetooth()) requestEnableBluetooth();
else if (canShowQrCodeFragment()) showQrCodeFragment();
if (shouldRequestBluetoothDiscoverable()) {
requestBluetoothDiscoverable();
} else if (canShowQrCodeFragment()) {
showQrCodeFragment();
}
}
}
private boolean shouldRequestEnableBluetooth() {
private boolean shouldRequestBluetoothDiscoverable() {
return bluetoothState == BluetoothState.UNKNOWN
|| bluetoothState == BluetoothState.REFUSED;
}
private void requestEnableBluetooth() {
private void requestBluetoothDiscoverable() {
BluetoothAdapter bt = BluetoothAdapter.getDefaultAdapter();
if (bt == null) {
setBluetoothState(BluetoothState.NO_ADAPTER);
} else if (bt.isEnabled()) {
setBluetoothState(BluetoothState.ENABLED);
} else {
enableWasRequested = true;
setBluetoothState(BluetoothState.WAITING);
Intent i = new Intent(ACTION_REQUEST_ENABLE);
startActivityForResult(i, REQUEST_ENABLE_BLUETOOTH);
return;
}
setBluetoothState(BluetoothState.WAITING);
wasAdapterEnabled = bt.isEnabled();
Intent i = new Intent(ACTION_REQUEST_DISCOVERABLE);
startActivityForResult(i, REQUEST_BLUETOOTH_DISCOVERABLE);
}
private void setBluetoothState(BluetoothState bluetoothState) {
LOG.info("Setting Bluetooth state to " + bluetoothState);
this.bluetoothState = bluetoothState;
if (enableWasRequested && bluetoothState == BluetoothState.ENABLED) {
if (!wasAdapterEnabled && bluetoothState == BluetoothState.ENABLED) {
eventBus.broadcast(new BluetoothEnabledEvent());
enableWasRequested = false;
wasAdapterEnabled = true;
}
if (canShowQrCodeFragment()) showQrCodeFragment();
}
@Override
public void onActivityResult(int request, int result, Intent data) {
// If the request was granted we'll catch the state change event
if (request == REQUEST_ENABLE_BLUETOOTH && result == RESULT_CANCELED)
setBluetoothState(BluetoothState.REFUSED);
if (request == REQUEST_BLUETOOTH_DISCOVERABLE) {
// If the request was granted we'll catch the state change event
if (result == RESULT_CANCELED)
setBluetoothState(BluetoothState.REFUSED);
}
}
private void showQrCodeFragment() {
@@ -259,9 +267,18 @@ public abstract class KeyAgreementActivity extends BriarActivity implements
@Override
public void onReceive(Context context, Intent intent) {
int state = intent.getIntExtra(EXTRA_STATE, 0);
if (state == STATE_ON) setBluetoothState(BluetoothState.ENABLED);
else setBluetoothState(BluetoothState.UNKNOWN);
String action = intent.getAction();
if (ACTION_STATE_CHANGED.equals(action)) {
int state = intent.getIntExtra(EXTRA_STATE, 0);
if (state == STATE_ON)
setBluetoothState(BluetoothState.ENABLED);
else setBluetoothState(BluetoothState.UNKNOWN);
} else if (ACTION_SCAN_MODE_CHANGED.equals(action)) {
int scanMode = intent.getIntExtra(EXTRA_SCAN_MODE, -1);
if (scanMode == SCAN_MODE_CONNECTABLE_DISCOVERABLE)
setBluetoothState(BluetoothState.DISCOVERABLE);
else setBluetoothState(BluetoothState.UNKNOWN);
}
}
}
}