Don't offer the BT sharing option to the user if BT is disallowed.

Disable BluetoothOppLauncherActivity component if the
UserManager#BLUETOOTH_DISALLOWED user restriction is set.

Test: cts-tradefed run cts -m CtsDevicePolicyManagerTestCases --test com.android.cts.devicepolicy.DeviceOwnerTest#testBluetoothRestriction

Bug: 32895060

Change-Id: I4316843b2858aefa750f12a8a0e940424aa21a10

1 files changed, 27 insertions, 1 deletions

diff --git a/services/core/java/com/android/server/BluetoothManagerService.java b/services/core/java/com/android/server/BluetoothManagerService.java
index 4f43eac8b3ca..f2e1fb678189 100644
--- a/services/core/java/com/android/server/BluetoothManagerService.java
+++ b/services/core/java/com/android/server/BluetoothManagerService.java
@@ -217,6 +217,11 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
         @Override
         public void onUserRestrictionsChanged(int userId, Bundle newRestrictions,
                 Bundle prevRestrictions) {
+            if (!newRestrictions.containsKey(UserManager.DISALLOW_BLUETOOTH)
+                    && !prevRestrictions.containsKey(UserManager.DISALLOW_BLUETOOTH)) {
+                // The relevant restriction has not changed - do nothing.
+                return;
+            }
             final boolean bluetoothDisallowed =
                     newRestrictions.getBoolean(UserManager.DISALLOW_BLUETOOTH);
             if ((mEnable || mEnableExternal) && bluetoothDisallowed) {
@@ -227,6 +232,7 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
                   // when from system.
                 }
             }
+            updateOppLauncherComponentState(bluetoothDisallowed);
         }
     };
 
@@ -938,7 +944,9 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
         UserManagerInternal userManagerInternal =
                 LocalServices.getService(UserManagerInternal.class);
         userManagerInternal.addUserRestrictionsListener(mUserRestrictionsListener);
-        if (isBluetoothDisallowed()) {
+        final boolean isBluetoothDisallowed = isBluetoothDisallowed();
+        updateOppLauncherComponentState(isBluetoothDisallowed);
+        if (isBluetoothDisallowed) {
             return;
         }
         if (mEnableExternal && isBluetoothPersistedStateOnBluetooth()) {
@@ -1995,6 +2003,24 @@ class BluetoothManagerService extends IBluetoothManager.Stub {
         }
     }
 
+    /**
+     * Disables BluetoothOppLauncherActivity component, so the Bluetooth sharing option is not
+     * offered to the user if Bluetooth is disallowed. Puts the component to its default state if
+     * Bluetooth is not disallowed.
+     *
+     * @param bluetoothDisallowed whether the {@link UserManager.DISALLOW_BLUETOOTH} user
+     * restriction was set.
+     */
+    private void updateOppLauncherComponentState(boolean bluetoothDisallowed) {
+        final ComponentName oppLauncherComponent = new ComponentName("com.android.bluetooth",
+                "com.android.bluetooth.opp.BluetoothOppLauncherActivity");
+        final int newState = bluetoothDisallowed
+                ? PackageManager.COMPONENT_ENABLED_STATE_DISABLED
+                : PackageManager.COMPONENT_ENABLED_STATE_DEFAULT;
+        mContext.getPackageManager()
+                .setComponentEnabledSetting(oppLauncherComponent, newState, 0);
+    }
+
     @Override
     public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
         mContext.enforceCallingOrSelfPermission(android.Manifest.permission.DUMP, TAG);