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Prevents crashes, but does not fix #8

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This commit is contained in:
Alessandro Ferro 2022-11-08 23:02:54 +01:00
parent bee6184c36
commit 5ed13652f3
2 changed files with 39 additions and 6 deletions
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4
src/.idea/deploymentTargetDropDown.xml
View File

@ -7,11 +7,11 @@
<deviceKey>
<Key>
<type value="VIRTUAL_DEVICE_PATH" />
<value value="$USER_HOME$/.android/avd/Pixel_2_API_30.avd" />
<value value="$USER_HOME$/.android/avd/Pixel_XL_API_31.avd" />
</Key>
</deviceKey>
</Target>
</targetSelectedWithDropDown>
<timeTargetWasSelectedWithDropDown value="2022-11-01T19:47:52.688690Z" />
<timeTargetWasSelectedWithDropDown value="2022-11-08T21:31:23.279356Z" />
</component>
</project>

41
src/app/src/main/java/com/xfarrow/locatemydevice/SmsHandler.java
View File

@ -27,6 +27,8 @@ import android.telephony.CellInfoLte;
import android.telephony.CellInfoWcdma;
import android.telephony.SmsManager;
import android.telephony.TelephonyManager;
import android.util.Log;
import androidx.annotation.NonNull;
import androidx.core.app.ActivityCompat;
@ -35,6 +37,17 @@ import java.util.List;
import java.util.function.Consumer;
public class SmsHandler {
/*
* TODO When Location is automatically enabled, it is not fast enough to lock on to the satellite.
* This causes:
* 1. On Android >= API 31 a location = null
* 2. On Android < API 31 to never fire onLocationChanged()
* We should wait for the signal to stabilize before calling these methods but a prefixed sleep
* time might be wrong and/or inefficient. Help wanted!
* https://stackoverflow.com/questions/74367356/problem-with-locationmanager-and-broadcastreceiver-in-android
*/
/*
* Messages:
* [command] [password] [option]
@ -49,7 +62,7 @@ public class SmsHandler {
String providedOption = "";
String providedPassword = "";
// Deny communication to those not in the whitelist, if enabled
// Deny communication to those not in the whitelist, if enabled.
// Deny communication if the message does not start with "LMD "
WhitelistDbHandler whitelistDbHandler = new WhitelistDbHandler(context);
if(!message.startsWith(command + " ") || (settings.getBoolean(Settings.WHITELIST_ENABLED) && !whitelistDbHandler.isContactPresent(sender))){
@ -92,6 +105,9 @@ public class SmsHandler {
locationManager.getCurrentLocation(LocationManager.FUSED_PROVIDER, null, context.getMainExecutor(), new Consumer<Location>() {
@Override
public void accept(Location location) {
if(location == null)
return;
String response = Utils.buildCoordinatesResponse(location.getLatitude(), location.getLongitude());
Utils.sendSms(smsManager, response , sender);
}
@ -105,9 +121,20 @@ public class SmsHandler {
locationManager.requestSingleUpdate(locationCriteria, new LocationListener() {
@Override
public void onLocationChanged(@NonNull Location location) {
Log.d("SmsHandler", "Going to send coordinates: " + location.getLatitude() + " " + location.getLongitude());
String response = Utils.buildCoordinatesResponse(location.getLatitude(), location.getLongitude());
Utils.sendSms(smsManager, response, sender);
}
@Override
public void onProviderEnabled(@NonNull String provider) {
Log.d("SmsHandler", "PROVIDER ENABLED");
}
@Override
public void onProviderDisabled(@NonNull String provider) {
Log.d("SmsHandler", "PROVIDER DISABLED");
}
}, null);
}
}
@ -316,9 +343,15 @@ public class SmsHandler {
// show
else if(providedOption.contains(Utils.SHOW_MESSAGE_OPTION)){
String messageToDisplay = message.substring(message.indexOf("\"") + 1,
message.lastIndexOf("\""));
String messageToDisplay;
try {
messageToDisplay = message.substring(message.indexOf("\"") + 1,
message.lastIndexOf("\""));
}
catch(StringIndexOutOfBoundsException ex){
Utils.sendSms(smsManager, "Wrong usage", sender);
return;
}
Intent lockScreenMessage = new Intent(context, ShowMessageActivity.class);
lockScreenMessage.putExtra(Utils.SHOW_MESSAGE_OPTION, messageToDisplay);
lockScreenMessage.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);