src/com/android/providers/partnerbookmarks/PartnerHomepageProvider.java

/*
 * Copyright (C) 2012 The Android Open Source Project
 * Copyright 2020-2022 Fairphone B.V.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.android.providers.partnerbookmarks;

import android.content.ContentProvider;
import android.content.ContentValues;
import android.content.UriMatcher;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.database.Cursor;
import android.database.MatrixCursor;
import android.net.Uri;
import android.util.Log;

public class PartnerHomepageProvider extends ContentProvider {
    private static final String TAG = "PartnerHomepageProvider";
    // Keep "http://www.android.com/" as fall-back.
    // Other strings in this class must remain as it is.
    private static String mHomepageUri = "http://www.android.com/";
    private static final int URI_MATCH_HOMEPAGE = 0;
    private static final int URI_MATCH_DISABLE_INCOGNITO_MODE = 1;
    private static final int URI_MATCH_DISABLE_BOOKMARKS_EDITING = 2;
    private static final UriMatcher URI_MATCHER = new UriMatcher(UriMatcher.NO_MATCH);

    static {
        URI_MATCHER.addURI(
                "com.android.partnerbrowsercustomizations", "homepage", URI_MATCH_HOMEPAGE);
    }

    private boolean prepareHomepageUri() {
        Resources res = getContext().getResources();
        try {
            mHomepageUri = res.getString(R.string.homepage_uri);
        } catch (android.content.res.Resources.NotFoundException e) {
            Log.e(TAG, "prepareHomepageUri failed to fetch resources; bailing out");
            e.printStackTrace();
            return false;
        }

        return true;
    }

    @Override
    public boolean onCreate() {
        prepareHomepageUri();
        Log.d(TAG, "onCreate mHomepageUri=" + mHomepageUri);
        return true;
    }

    @Override
    public void onConfigurationChanged(Configuration newConfig) {
        prepareHomepageUri();
        Log.d(TAG, "onConfigurationChanged mHomepageUri=" + mHomepageUri);
    }

    @Override
    public String getType(Uri uri) {
        switch (URI_MATCHER.match(uri)) {
            case URI_MATCH_HOMEPAGE:
                return "vnd.android.cursor.item/partnerhomepage";
            case URI_MATCH_DISABLE_INCOGNITO_MODE:
                return "vnd.android.cursor.item/partnerdisableincognitomode";
            case URI_MATCH_DISABLE_BOOKMARKS_EDITING:
                return "vnd.android.cursor.item/partnerdisablebookmarksediting";
            default:
                return null;
        }
    }

    @Override
    public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
            String sortOrder) {
        switch (URI_MATCHER.match(uri)) {
            case URI_MATCH_HOMEPAGE: {
                MatrixCursor cursor = new MatrixCursor(new String[]{"homepage"}, 1);
                cursor.addRow(new Object[]{mHomepageUri});
                return cursor;
            }
            case URI_MATCH_DISABLE_INCOGNITO_MODE: {
                MatrixCursor cursor =
                        new MatrixCursor(new String[]{"disableincognitomode"}, 1);
                cursor.addRow(new Object[]{1});
                return cursor;
            }
            case URI_MATCH_DISABLE_BOOKMARKS_EDITING: {
                MatrixCursor cursor =
                        new MatrixCursor(new String[]{"disablebookmarksediting"}, 1);
                cursor.addRow(new Object[]{1});
                return cursor;
            }
            default:
                return null;
        }
    }

    @Override
    public Uri insert(Uri uri, ContentValues values) {
        throw new UnsupportedOperationException();
    }

    @Override
    public int delete(Uri uri, String selection, String[] selectionArgs) {
        throw new UnsupportedOperationException();
    }

    @Override
    public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
        throw new UnsupportedOperationException();
    }
}