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Commit df418a77 authored by Felipe Leme's avatar Felipe Leme Committed by Steve McKay
Browse files

Clear preferences when package is removed. 

BUG: 30900628
Change-Id: I989b8b49e32ae9b729963ac1921cd1e921555ebe
(cherry picked from commit 2154caf2)
parent cfbc7abe

src/com/android/documentsui/LocalPreferences.java

+14 −0
Original line number Diff line number Diff line
@@ -84,6 +84,10 @@ public class LocalPreferences { 
    @Retention(RetentionPolicy.SOURCE)

    public @interface PermissionStatus {}



    static void clearPackagePreferences(Context context, String packageName) {

        clearScopedAccessPreferences(context, packageName);

    }



    /**

     * Methods below are used to keep track of denied user requests on scoped directory access so

     * the dialog is not offered when user checked the 'Do not ask again' box
@@ -108,6 +112,16 @@ public class LocalPreferences { 
      getPrefs(context).edit().putInt(key, status).apply();

    }



    private static void clearScopedAccessPreferences(Context context, String packageName) {

        final String keySubstring = "|" + packageName + "|";

        final SharedPreferences prefs = getPrefs(context);

        for (final String key : prefs.getAll().keySet()) {

            if (key.contains(keySubstring)) {

                prefs.edit().remove(key).apply();

            }

        }

    }



    private static String getScopedAccessDenialsKey(String packageName, String uuid,

            String directory) {

        final int userId = UserHandle.myUserId();

src/com/android/documentsui/PackageReceiver.java

+9 −5
Original line number Diff line number Diff line
@@ -23,7 +23,7 @@ import android.content.Intent; 
import android.net.Uri;



/**

 * Clean up {@link RecentsProvider} when packages are removed.

 * Clean up {@link RecentsProvider} and {@link LocalPreferences} when packages are removed.

 */

public class PackageReceiver extends BroadcastReceiver {

    @Override
@@ -31,15 +31,19 @@ public class PackageReceiver extends BroadcastReceiver { 
        final ContentResolver resolver = context.getContentResolver();



        final String action = intent.getAction();

        final Uri data = intent.getData();

        final String packageName = data == null ? null : data.getSchemeSpecificPart();



        if (Intent.ACTION_PACKAGE_FULLY_REMOVED.equals(action)) {

            resolver.call(RecentsProvider.buildRecent(), RecentsProvider.METHOD_PURGE, null, null);



            if (packageName != null) {

                LocalPreferences.clearPackagePreferences(context, packageName);

            }

        } else if (Intent.ACTION_PACKAGE_DATA_CLEARED.equals(action)) {

            final Uri data = intent.getData();

            if (data != null) {

                final String packageName = data.getSchemeSpecificPart();

            if (packageName != null) {

                resolver.call(RecentsProvider.buildRecent(), RecentsProvider.METHOD_PURGE_PACKAGE,

                        packageName, null);

                LocalPreferences.clearPackagePreferences(context, packageName);

            }

        }

    }