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Add broadcast receiver to check hotspot state

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This commit is contained in:
Adeel Zafar 2019-08-07 18:32:54 +05:00
parent 85a0a1f8f3
commit 9b5a4894ef
2 changed files with 49 additions and 19 deletions
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40
app/src/main/java/org/kiwix/kiwixmobile/webserver/ZimHostActivity.java
View File

@ -2,10 +2,12 @@ package org.kiwix.kiwixmobile.webserver;
import android.Manifest;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.IntentSender;
import android.content.pm.PackageManager;
import android.net.ConnectivityManager;
@ -28,6 +30,7 @@ import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import com.google.android.gms.common.api.ApiException;
import com.google.android.gms.common.api.ResolvableApiException;
import com.google.android.gms.location.LocationRequest;
@ -45,16 +48,18 @@ import org.kiwix.kiwixmobile.zim_manager.fileselect_view.ZimFileSelectFragment;
import static org.kiwix.kiwixmobile.utils.StyleUtils.dialogStyle;
import static org.kiwix.kiwixmobile.webserver.WebServerHelper.isStarted;
import static org.kiwix.kiwixmobile.webserver.WebServerHelper.stopAndroidWebServer;
import static org.kiwix.kiwixmobile.wifi_hotspot.HotspotService.checkHotspotState;
public class ZimHostActivity extends AppCompatActivity implements
ServerStateListener {
Button startServerButton;
TextView serverTextView;
private BroadcastReceiver broadcastReceiver;
private boolean bound;
public static final String ACTION_TURN_ON_AFTER_O = "Turn_on_hotspot_after_oreo";
public static final String ACTION_TURN_OFF_AFTER_O = "Turn_off_hotspot_after_oreo";
public static final String ACTION_CHECK_HOTSPOT_STATE = "Check_hotspot_state";
private final String IP_STATE_KEY = "ip_state_key";
private static final int MY_PERMISSIONS_ACCESS_FINE_LOCATION = 102;
private Intent serviceIntent;
@ -89,6 +94,21 @@ public class ZimHostActivity extends AppCompatActivity implements
serviceIntent = new Intent(this, HotspotService.class);
Context context = this;
broadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (intent.getBooleanExtra("hotspot_state", false)) {
startService(ACTION_TURN_OFF_AFTER_O);
} else //If hotspot is not already enabled, then turn it on.
{
setupLocationServices();
}
}
};
LocalBroadcastManager.getInstance(this)
.registerReceiver(broadcastReceiver, new IntentFilter(ACTION_CHECK_HOTSPOT_STATE));
startServerButton.setOnClickListener(new View.OnClickListener() {
@Override public void onClick(View v) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
@ -115,13 +135,7 @@ public class ZimHostActivity extends AppCompatActivity implements
//Check if location permissions are granted
if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION)
== PackageManager.PERMISSION_GRANTED) {
if (checkHotspotState(this)) //If hotspot is already enabled, turn it off
{
startService(ACTION_TURN_OFF_AFTER_O);
} else //If hotspot is not already enabled, then turn it on.
{
setupLocationServices();
}
startService(ACTION_CHECK_HOTSPOT_STATE);
} else {
//Ask location permission if not granted
ActivityCompat.requestPermissions(this,
@ -130,6 +144,12 @@ public class ZimHostActivity extends AppCompatActivity implements
}
}
@Override protected void onResume() {
super.onResume();
LocalBroadcastManager.getInstance(this)
.registerReceiver(broadcastReceiver, new IntentFilter(ACTION_CHECK_HOTSPOT_STATE));
}
// This method checks if mobile data is enabled in user's device.
static boolean isMobileDataEnabled(Context context) {
boolean enabled = false;
@ -236,7 +256,7 @@ public class ZimHostActivity extends AppCompatActivity implements
toolbar.setNavigationOnClickListener(v -> onBackPressed());
}
private void setupLocationServices() {
void setupLocationServices() {
LocationRequest mLocationRequest = new LocationRequest();
mLocationRequest.setInterval(10);
mLocationRequest.setSmallestDisplacement(10);
@ -318,7 +338,7 @@ public class ZimHostActivity extends AppCompatActivity implements
dialog.show();
}
private void startService(String ACTION) {
void startService(String ACTION) {
serviceIntent.setAction(ACTION);
this.startService(serviceIntent);
}

28
app/src/main/java/org/kiwix/kiwixmobile/wifi_hotspot/HotspotService.java
View File

@ -15,10 +15,12 @@ import android.util.Log;
import androidx.annotation.Nullable;
import androidx.annotation.RequiresApi;
import androidx.core.app.NotificationCompat;
import androidx.localbroadcastmanager.content.LocalBroadcastManager;
import org.kiwix.kiwixmobile.R;
import org.kiwix.kiwixmobile.main.MainActivity;
import org.kiwix.kiwixmobile.utils.Constants;
import static org.kiwix.kiwixmobile.webserver.ZimHostActivity.ACTION_CHECK_HOTSPOT_STATE;
import static org.kiwix.kiwixmobile.webserver.ZimHostActivity.ACTION_TURN_OFF_AFTER_O;
import static org.kiwix.kiwixmobile.webserver.ZimHostActivity.ACTION_TURN_ON_AFTER_O;
import static org.kiwix.kiwixmobile.webserver.WebServerHelper.stopAndroidWebServer;
@ -31,13 +33,15 @@ import static org.kiwix.kiwixmobile.webserver.WebServerHelper.stopAndroidWebServ
public class HotspotService extends Service {
private static final int HOTSPOT_NOTIFICATION_ID = 666;
private static final String ACTION_STOP = "hotspot_stop";
private static WifiHotspotManager hotspotManager;
private WifiHotspotManager hotspotManager;
private BroadcastReceiver stopReceiver;
private NotificationManager notificationManager;
private NotificationCompat.Builder builder;
String TAG = HotspotService.this.getClass().getSimpleName();
@Override public void onCreate() {
hotspotManager = new WifiHotspotManager(this);
super.onCreate();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
@ -59,6 +63,12 @@ public class HotspotService extends Service {
@Override public int onStartCommand(Intent intent, int flags, int startId) {
switch (intent.getAction()) {
case ACTION_CHECK_HOTSPOT_STATE:
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
sendBroadcast(hotspotManager.checkHotspotState());
}
break;
case ACTION_TURN_ON_AFTER_O:
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
hotspotManager.turnOnHotspot();
@ -81,6 +91,14 @@ public class HotspotService extends Service {
return null;
}
private void sendBroadcast(boolean success) {
Intent intent = new Intent(
ACTION_CHECK_HOTSPOT_STATE); //put the same message as in the filter you used in the activity when registering the receiver
intent.putExtra("hotspot_state", success);
LocalBroadcastManager.getInstance(this).sendBroadcast(intent);
}
private Notification buildForegroundNotification(String status, boolean showStopButton) {
Log.v(TAG, "Building notification " + status);
builder = new NotificationCompat.Builder(this);
@ -136,12 +154,4 @@ public class HotspotService extends Service {
notificationManager.createNotificationChannel(hotspotServiceChannel);
}
}
@RequiresApi(api = Build.VERSION_CODES.O)
public static boolean checkHotspotState(Context context) {
if (hotspotManager == null) {
hotspotManager = new WifiHotspotManager(context);
}
return hotspotManager.checkHotspotState();
}
}