Remove search2 package and put everything into search
Change-Id: Ie8651c79ef023f154cd7120a88a20f3481abce2b Fixes: 38502743 Test: make RunSettingsRoboTests
This commit is contained in:
Matthew Fritze
225
src/com/android/settings/search/DatabaseIndexingUtils.java
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225
src/com/android/settings/search/DatabaseIndexingUtils.java
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/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package com.android.settings.search;
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import android.Manifest;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.ApplicationInfo;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.ResolveInfo;
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import android.net.Uri;
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import android.os.Bundle;
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import android.text.TextUtils;
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import android.util.ArrayMap;
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import android.util.Log;
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import com.android.internal.logging.nano.MetricsProto;
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import com.android.settings.SettingsActivity;
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import com.android.settings.Utils;
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import com.android.settings.core.PreferenceController;
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import java.lang.reflect.Field;
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import java.text.Normalizer;
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import java.util.List;
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import java.util.Map;
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import java.util.regex.Pattern;
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/**
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* Utility class for {@like DatabaseIndexingManager} to handle the mapping between Payloads
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* and Preference controllers, and managing indexable classes.
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*/
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public class DatabaseIndexingUtils {
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private static final String TAG = "IndexingUtil";
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private static final String FIELD_NAME_SEARCH_INDEX_DATA_PROVIDER =
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"SEARCH_INDEX_DATA_PROVIDER";
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private static final String NON_BREAKING_HYPHEN = "\u2011";
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private static final String EMPTY = "";
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private static final String LIST_DELIMITERS = "[,]\\s*";
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private static final String HYPHEN = "-";
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private static final String SPACE = " ";
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private static final Pattern REMOVE_DIACRITICALS_PATTERN
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= Pattern.compile("\\p{InCombiningDiacriticalMarks}+");
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/**
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* Builds intent into a subsetting.
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*/
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public static Intent buildSubsettingIntent(Context context, String className, String key,
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String screenTitle) {
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final Bundle args = new Bundle();
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args.putString(SettingsActivity.EXTRA_FRAGMENT_ARG_KEY, key);
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return Utils.onBuildStartFragmentIntent(context,
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className, args, null, 0, screenTitle, false,
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MetricsProto.MetricsEvent.DASHBOARD_SEARCH_RESULTS);
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}
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/**
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* @param className which wil provide the map between from {@link Uri}s to
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* {@link PreferenceController}
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* @param context
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* @return A map between {@link Uri}s and {@link PreferenceController}s to get the payload
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* types for Settings.
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*/
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public static Map<String, PreferenceController> getPreferenceControllerUriMap(
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String className, Context context) {
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if (context == null) {
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return null;
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}
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final Class<?> clazz = getIndexableClass(className);
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if (clazz == null) {
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Log.d(TAG, "SearchIndexableResource '" + className +
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"' should implement the " + Indexable.class.getName() + " interface!");
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return null;
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}
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// Will be non null only for a Local provider implementing a
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// SEARCH_INDEX_DATA_PROVIDER field
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final Indexable.SearchIndexProvider provider = getSearchIndexProvider(clazz);
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List<PreferenceController> controllers =
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provider.getPreferenceControllers(context);
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if (controllers == null ) {
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return null;
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}
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ArrayMap<String, PreferenceController> map = new ArrayMap<>();
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for (PreferenceController controller : controllers) {
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map.put(controller.getPreferenceKey(), controller);
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}
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return map;
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}
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/**
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* @param uriMap Map between the {@link PreferenceController} keys
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* and the controllers themselves.
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* @param key The look-up key
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* @return The Payload from the {@link PreferenceController} specified by the key, if it exists.
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* Otherwise null.
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*/
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public static ResultPayload getPayloadFromUriMap(Map<String, PreferenceController> uriMap,
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String key) {
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if (uriMap == null) {
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return null;
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}
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PreferenceController controller = uriMap.get(key);
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if (controller == null) {
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return null;
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}
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return controller.getResultPayload();
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}
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public static Class<?> getIndexableClass(String className) {
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final Class<?> clazz;
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try {
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clazz = Class.forName(className);
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} catch (ClassNotFoundException e) {
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Log.d(TAG, "Cannot find class: " + className);
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return null;
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}
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return isIndexableClass(clazz) ? clazz : null;
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}
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public static boolean isIndexableClass(final Class<?> clazz) {
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return (clazz != null) && Indexable.class.isAssignableFrom(clazz);
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}
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public static Indexable.SearchIndexProvider getSearchIndexProvider(final Class<?> clazz) {
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try {
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final Field f = clazz.getField(FIELD_NAME_SEARCH_INDEX_DATA_PROVIDER);
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return (Indexable.SearchIndexProvider) f.get(null);
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} catch (NoSuchFieldException e) {
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Log.d(TAG, "Cannot find field '" + FIELD_NAME_SEARCH_INDEX_DATA_PROVIDER + "'");
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} catch (SecurityException se) {
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Log.d(TAG, "Security exception for field '" +
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FIELD_NAME_SEARCH_INDEX_DATA_PROVIDER + "'");
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} catch (IllegalAccessException e) {
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Log.d(TAG, "Illegal access to field '" + FIELD_NAME_SEARCH_INDEX_DATA_PROVIDER + "'");
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} catch (IllegalArgumentException e) {
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Log.d(TAG, "Illegal argument when accessing field '" +
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FIELD_NAME_SEARCH_INDEX_DATA_PROVIDER + "'");
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}
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return null;
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}
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/**
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* Only allow a "well known" SearchIndexablesProvider. The provider should:
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*
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* - have read/write {@link Manifest.permission#READ_SEARCH_INDEXABLES}
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* - be from a privileged package
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*/
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public static boolean isWellKnownProvider(ResolveInfo info, Context context) {
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final String authority = info.providerInfo.authority;
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final String packageName = info.providerInfo.applicationInfo.packageName;
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if (TextUtils.isEmpty(authority) || TextUtils.isEmpty(packageName)) {
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return false;
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}
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final String readPermission = info.providerInfo.readPermission;
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final String writePermission = info.providerInfo.writePermission;
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if (TextUtils.isEmpty(readPermission) || TextUtils.isEmpty(writePermission)) {
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return false;
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}
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if (!android.Manifest.permission.READ_SEARCH_INDEXABLES.equals(readPermission) ||
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!android.Manifest.permission.READ_SEARCH_INDEXABLES.equals(writePermission)) {
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return false;
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}
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return isPrivilegedPackage(packageName, context);
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}
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public static boolean isPrivilegedPackage(String packageName, Context context) {
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final PackageManager pm = context.getPackageManager();
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try {
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PackageInfo packInfo = pm.getPackageInfo(packageName, 0);
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return ((packInfo.applicationInfo.privateFlags
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& ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0);
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} catch (PackageManager.NameNotFoundException e) {
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return false;
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}
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}
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public static String normalizeHyphen(String input) {
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return (input != null) ? input.replaceAll(NON_BREAKING_HYPHEN, HYPHEN) : EMPTY;
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}
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public static String normalizeString(String input) {
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final String nohyphen = (input != null) ? input.replaceAll(HYPHEN, EMPTY) : EMPTY;
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final String normalized = Normalizer.normalize(nohyphen, Normalizer.Form.NFD);
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return REMOVE_DIACRITICALS_PATTERN.matcher(normalized).replaceAll("").toLowerCase();
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}
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public static String normalizeKeywords(String input) {
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return (input != null) ? input.replaceAll(LIST_DELIMITERS, SPACE) : EMPTY;
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}
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}
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