lbry-android/src/main/java/io/lbry/browser/MainActivity.java
2018-08-16 18:42:07 +01:00

287 lines
11 KiB
Java

package io.lbry.browser;
import android.os.Build;
import android.os.Bundle;
import android.app.Activity;
import android.app.ActivityManager;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageManager;
import android.content.SharedPreferences;
import android.Manifest;
import android.net.Uri;
import android.provider.Settings;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.telephony.TelephonyManager;
import android.widget.Toast;
import com.brentvatne.react.ReactVideoPackage;
import com.facebook.react.common.LifecycleState;
import com.facebook.react.modules.core.DefaultHardwareBackBtnHandler;
import com.facebook.react.ReactRootView;
import com.facebook.react.ReactInstanceManager;
import com.facebook.react.shell.MainReactPackage;
import com.RNFetchBlob.RNFetchBlobPackage;
import io.lbry.browser.reactpackages.LbryReactPackage;
import io.lbry.browser.reactmodules.DownloadManagerModule;
import java.io.UnsupportedEncodingException;
import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Random;
public class MainActivity extends Activity implements DefaultHardwareBackBtnHandler {
private static Activity currentActivity = null;
private static final int OVERLAY_PERMISSION_REQ_CODE = 101;
private static final int STORAGE_PERMISSION_REQ_CODE = 201;
private static final int PHONE_STATE_PERMISSION_REQ_CODE = 202;
private ReactRootView mReactRootView;
private ReactInstanceManager mReactInstanceManager;
public static final String SHARED_PREFERENCES_NAME = "LBRY";
public static final String SALT_KEY = "salt";
public static final String DEVICE_ID_KEY = "deviceId";
public static final String SETTING_KEEP_DAEMON_RUNNING = "keepDaemonRunning";
/**
* Flag which indicates whether or not the service is running. Will be updated in the
* onResume method.
*/
private boolean serviceRunning;
protected String getMainComponentName() {
return "LBRYApp";
}
@Override
protected void onCreate(Bundle savedInstanceState) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
// Request external storage permission on Android version >= 6
checkPermission(Manifest.permission.WRITE_EXTERNAL_STORAGE,
STORAGE_PERMISSION_REQ_CODE,
"LBRY requires access to your device storage to be able to download files and media.",
this);
}
super.onCreate(savedInstanceState);
currentActivity = this;
// Start the daemon service if it is not started
serviceRunning = isServiceRunning(LbrynetService.class);
if (!serviceRunning) {
ServiceHelper.start(this, "", LbrynetService.class, "lbrynetservice");
}
mReactRootView = new ReactRootView(this);
mReactInstanceManager = ReactInstanceManager.builder()
.setApplication(getApplication())
.setBundleAssetName("index.android.bundle")
.setJSMainModulePath("index")
.addPackage(new MainReactPackage())
.addPackage(new ReactVideoPackage())
.addPackage(new RNFetchBlobPackage())
.addPackage(new LbryReactPackage())
.setUseDeveloperSupport(true)
.setInitialLifecycleState(LifecycleState.RESUMED)
.build();
mReactRootView.startReactApplication(mReactInstanceManager, "LBRYApp", null);
setContentView(mReactRootView);
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == OVERLAY_PERMISSION_REQ_CODE) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
if (!Settings.canDrawOverlays(this)) {
// SYSTEM_ALERT_WINDOW permission not granted...
}
}
}
}
public static Activity getActivity() {
Activity activity = new Activity();
activity = currentActivity;
return activity;
}
@Override
public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) {
switch (requestCode) {
case STORAGE_PERMISSION_REQ_CODE:
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
// Request for the READ_PHONE_STATE permission
checkPhoneStatePermission(this);
if (BuildConfig.DEBUG && !Settings.canDrawOverlays(this)) {
Intent intent = new Intent(Settings.ACTION_MANAGE_OVERLAY_PERMISSION,
Uri.parse("package:" + getPackageName()));
startActivityForResult(intent, OVERLAY_PERMISSION_REQ_CODE);
}
} else {
// Permission not granted. Show a message and terminate the application
Toast.makeText(this,
"LBRY requires access to your device storage to be able to download files and media." +
" Please enable the storage permission and restart the app.", Toast.LENGTH_LONG).show();
if (serviceRunning) {
ServiceHelper.stop(this, LbrynetService.class);
}
finish();
}
break;
case PHONE_STATE_PERMISSION_REQ_CODE:
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
// Permission granted
acquireDeviceId(this);
} else {
// Permission not granted. Simply show a message.
Toast.makeText(this,
"No permission granted to read your device state. Rewards cannot be claimed.", Toast.LENGTH_LONG).show();
}
break;
}
}
public static String acquireDeviceId(Context context) {
TelephonyManager telephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
String id = null;
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
id = telephonyManager.getImei(); // GSM
if (id == null) {
id = telephonyManager.getMeid(); // CDMA
}
} else {
id = telephonyManager.getDeviceId();
}
} catch (SecurityException ex) {
// Maybe the permission was not granted? Try to acquire permission
checkPhoneStatePermission(context);
} catch (Exception ex) {
// id could not be obtained. Display a warning that rewards cannot be claimed.
}
if (id == null || id.trim().length() == 0) {
Toast.makeText(context, "Rewards cannot be claimed because we could not identify your device.", Toast.LENGTH_LONG).show();
}
SharedPreferences sp = context.getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE);
SharedPreferences.Editor editor = sp.edit();
editor.putString(DEVICE_ID_KEY, id);
editor.commit();
return id;
}
@Override
public void invokeDefaultOnBackPressed() {
super.onBackPressed();
}
@Override
protected void onPause() {
super.onPause();
if (mReactInstanceManager != null) {
mReactInstanceManager.onHostPause(this);
}
}
@Override
protected void onResume() {
super.onResume();
SharedPreferences sp = getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE);
serviceRunning = isServiceRunning(LbrynetService.class);
if (!serviceRunning) {
ServiceHelper.start(this, "", LbrynetService.class, "lbrynetservice");
}
if (mReactInstanceManager != null) {
mReactInstanceManager.onHostResume(this, this);
}
}
@Override
protected void onDestroy() {
// check service running setting and end it here
SharedPreferences sp = getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE);
boolean shouldKeepDaemonRunning = sp.getBoolean(SETTING_KEEP_DAEMON_RUNNING, true);
if (!shouldKeepDaemonRunning) {
serviceRunning = isServiceRunning(LbrynetService.class);
if (serviceRunning) {
ServiceHelper.stop(this, LbrynetService.class);
}
}
super.onDestroy();
if (mReactInstanceManager != null) {
mReactInstanceManager.onHostDestroy(this);
}
}
@Override
public void onBackPressed() {
if (mReactInstanceManager != null) {
mReactInstanceManager.onBackPressed();
} else {
super.onBackPressed();
}
}
@Override
public void onNewIntent(Intent intent) {
if (mReactInstanceManager != null) {
mReactInstanceManager.onNewIntent(intent);
}
super.onNewIntent(intent);
}
private static void checkPermission(String permission, int requestCode, String rationale, Context context) {
if (ContextCompat.checkSelfPermission(context, permission) != PackageManager.PERMISSION_GRANTED) {
// Should we show an explanation?
if (ActivityCompat.shouldShowRequestPermissionRationale((Activity) context, permission)) {
Toast.makeText(context, rationale, Toast.LENGTH_LONG).show();
} else {
ActivityCompat.requestPermissions((Activity) context, new String[] { permission }, requestCode);
}
}
}
private static void checkPhoneStatePermission(Context context) {
// Request read phone state permission
checkPermission(Manifest.permission.READ_PHONE_STATE,
PHONE_STATE_PERMISSION_REQ_CODE,
"LBRY requires optional access to be able to identify your device for rewards. " +
"You cannot claim rewards without this permission.",
context);
}
private boolean isServiceRunning(Class<?> serviceClass) {
ActivityManager manager = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
for (ActivityManager.RunningServiceInfo serviceInfo : manager.getRunningServices(Integer.MAX_VALUE)) {
if (serviceClass.getName().equals(serviceInfo.service.getClassName())) {
return true;
}
}
return false;
}
}