Fix search results for backup settings.

Make BackupSettingsAcitivity searchable and remove PrivacySettings from
the search index.

Bug: 35720213
Test: make RunSettingsRoboTests -j40
Change-Id: Id2e091c978e4da078dcc6bc57760ec830e439c0c

src/com/android/settings/backup/BackupSettingsActivity.java

@@ -18,18 +18,29 @@ package com.android.settings.backup;
 
 import android.app.Activity;
 import android.app.FragmentManager;
+import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.os.Bundle;
+import android.os.UserHandle;
 import android.support.annotation.VisibleForTesting;
 import android.util.Log;
 
+import com.android.settings.R;
+
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settings.search.Indexable;
+import com.android.settings.search.SearchIndexableRaw;
+
+import java.util.ArrayList;
+import java.util.List;
+
 
 /**
  * The activity used to launch the configured Backup activity or the preference screen
  * if the manufacturer provided their backup settings.
  */
-public class BackupSettingsActivity extends Activity {
+public class BackupSettingsActivity extends Activity implements Indexable {
     private static final String TAG = "BackupSettingsActivity";
     private FragmentManager mFragmentManager;
 
@@ -68,6 +79,52 @@ public class BackupSettingsActivity extends Activity {
         }
     }
 
+    /**
+     * For Search.
+     */
+    public static final SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider() {
+                private static final String BACKUP_SEARCH_INDEX_KEY = "backup";
+
+                @Override
+                public List<SearchIndexableRaw> getRawDataToIndex(Context context,
+                        boolean enabled) {
+
+                    final List<SearchIndexableRaw> result = new ArrayList<>();
+
+                    // Add the activity title
+                    SearchIndexableRaw data = new SearchIndexableRaw(context);
+                    data.title = context.getResources().getString(R.string.privacy_settings_title);
+                    data.screenTitle = context.getResources().getString(
+                            R.string.privacy_settings_title);
+                    data.keywords = context.getResources().getString(
+                            R.string.keywords_backup);
+                    data.intentTargetPackage = context.getPackageName();
+                    data.intentTargetClass = BackupSettingsActivity.class.getName();
+                    data.intentAction = "android.intent.action.MAIN";
+                    data.key = BACKUP_SEARCH_INDEX_KEY;
+                    result.add(data);
+
+                    return result;
+                }
+
+                @Override
+                public List<String> getNonIndexableKeys(Context context) {
+                    final List<String> keys = new ArrayList<String>();
+
+                    // For non-primary user, no backup is available, so don't show it in search
+                    // TODO: http://b/22388012
+                    if (UserHandle.myUserId() != UserHandle.USER_SYSTEM) {
+                        if (Log.isLoggable(TAG, Log.DEBUG)) {
+                            Log.d(TAG, "Not a system user, not indexing the screen");
+                        }
+                        keys.add(BACKUP_SEARCH_INDEX_KEY);
+                    }
+
+                    return keys;
+                }
+            };
+
     @VisibleForTesting
     void setFragmentManager(FragmentManager fragmentManager) {
         mFragmentManager = fragmentManager;