Fix bug in getLastLocation()

getLastLocation() was not properly respecting ADAS settings or the
ignore settings allowlist.

Bug: 219835125
Test: manual
Change-Id: I6d927e7bed44b475e8326eea0baf5afb8fc9c249

services/core/java/com/android/server/location/provider/LocationProviderManager.java

@@ -1607,6 +1607,8 @@ public class LocationProviderManager extends
 
     public @Nullable Location getLastLocation(LastLocationRequest request,
             CallerIdentity identity, @PermissionLevel int permissionLevel) {
+        request = calculateLastLocationRequest(request);
+
         if (!isActive(request.isBypass(), identity)) {
             return null;
         }
@@ -1634,6 +1636,38 @@ public class LocationProviderManager extends
         return location;
     }
 
+    private LastLocationRequest calculateLastLocationRequest(LastLocationRequest baseRequest) {
+        LastLocationRequest.Builder builder = new LastLocationRequest.Builder(baseRequest);
+
+        boolean locationSettingsIgnored = baseRequest.isLocationSettingsIgnored();
+        if (locationSettingsIgnored) {
+            // if we are not currently allowed use location settings ignored, disable it
+            if (!mSettingsHelper.getIgnoreSettingsAllowlist().contains(
+                    getIdentity().getPackageName(), getIdentity().getAttributionTag())
+                    && !mLocationManagerInternal.isProvider(null, getIdentity())) {
+                locationSettingsIgnored = false;
+            }
+
+            builder.setLocationSettingsIgnored(locationSettingsIgnored);
+        }
+
+        boolean adasGnssBypass = baseRequest.isAdasGnssBypass();
+        if (adasGnssBypass) {
+            // if we are not currently allowed use adas gnss bypass, disable it
+            if (!GPS_PROVIDER.equals(mName)) {
+                Log.e(TAG, "adas gnss bypass request received in non-gps provider");
+                adasGnssBypass = false;
+            } else if (!mLocationSettings.getUserSettings(
+                    getIdentity().getUserId()).isAdasGnssLocationEnabled()) {
+                adasGnssBypass = false;
+            }
+
+            builder.setAdasGnssBypass(adasGnssBypass);
+        }
+
+        return builder.build();
+    }
+
     /**
      * This function does not perform any permissions or safety checks, by calling it you are
      * committing to performing all applicable checks yourself. This always returns a "fine"

services/tests/mockingservicestests/src/com/android/server/location/provider/LocationProviderManagerTest.java

@@ -333,6 +333,10 @@ public class LocationProviderManagerTest {
 
     @Test
     public void testGetLastLocation_Bypass() {
+        mInjector.getSettingsHelper().setIgnoreSettingsAllowlist(
+                new PackageTagsList.Builder().add(
+                        IDENTITY.getPackageName()).build());
+
         assertThat(mManager.getLastLocation(new LastLocationRequest.Builder().build(), IDENTITY,
                 PERMISSION_FINE)).isNull();
         assertThat(mManager.getLastLocation(
@@ -381,6 +385,14 @@ public class LocationProviderManagerTest {
                 new LastLocationRequest.Builder().setLocationSettingsIgnored(true).build(),
                 IDENTITY, PERMISSION_FINE)).isEqualTo(
                 loc);
+
+        mInjector.getSettingsHelper().setIgnoreSettingsAllowlist(
+                new PackageTagsList.Builder().build());
+        mProvider.setProviderAllowed(false);
+
+        assertThat(mManager.getLastLocation(
+                new LastLocationRequest.Builder().setLocationSettingsIgnored(true).build(),
+                IDENTITY, PERMISSION_FINE)).isNull();
     }
 
     @Test