| /* |
| |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * 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.dialer.searchfragment.directories; |
| |
| import android.content.Context; |
| import android.content.CursorLoader; |
| import android.database.Cursor; |
| import android.net.Uri; |
| import android.os.Build.VERSION; |
| import android.os.Build.VERSION_CODES; |
| import android.provider.ContactsContract; |
| import android.support.annotation.Nullable; |
| import com.android.dialer.common.LogUtil; |
| import com.android.dialer.util.PermissionsUtil; |
| import com.google.auto.value.AutoValue; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * {@link CursorLoader} to load information about all directories (local and remote). |
| * |
| * <p>Information about a directory includes its ID, display name, etc, but doesn't include the |
| * contacts in it. |
| */ |
| public final class DirectoriesCursorLoader extends CursorLoader { |
| |
| public static final String[] PROJECTION = { |
| ContactsContract.Directory._ID, |
| ContactsContract.Directory.DISPLAY_NAME, |
| ContactsContract.Directory.PHOTO_SUPPORT, |
| }; |
| |
| // Indices of columns in PROJECTION |
| private static final int ID = 0; |
| private static final int DISPLAY_NAME = 1; |
| private static final int PHOTO_SUPPORT = 2; |
| |
| public DirectoriesCursorLoader(Context context) { |
| super(context, getContentUri(), PROJECTION, null, null, ContactsContract.Directory._ID); |
| } |
| |
| @Override |
| public Cursor loadInBackground() { |
| if (!PermissionsUtil.hasContactsReadPermissions(getContext())) { |
| LogUtil.i("DirectoriesCursorLoader.loadInBackground", "Contacts permission denied."); |
| return null; |
| } |
| return super.loadInBackground(); |
| } |
| |
| /** |
| * Creates a complete list of directories from the data set loaded by this loader. |
| * |
| * @param cursor A cursor pointing to the data set loaded by this loader. The caller must ensure |
| * the cursor is not null. |
| * @return A list of directories. |
| */ |
| public static List<Directory> toDirectories(Cursor cursor) { |
| List<Directory> directories = new ArrayList<>(); |
| cursor.moveToPosition(-1); |
| while (cursor.moveToNext()) { |
| directories.add( |
| Directory.create( |
| cursor.getInt(ID), |
| cursor.getString(DISPLAY_NAME), |
| /* supportsPhotos = */ cursor.getInt(PHOTO_SUPPORT) != 0)); |
| } |
| return directories; |
| } |
| |
| private static Uri getContentUri() { |
| return VERSION.SDK_INT >= VERSION_CODES.N |
| ? ContactsContract.Directory.ENTERPRISE_CONTENT_URI |
| : ContactsContract.Directory.CONTENT_URI; |
| } |
| |
| /** POJO representing the results returned from {@link DirectoriesCursorLoader}. */ |
| @AutoValue |
| public abstract static class Directory { |
| public static Directory create(long id, @Nullable String displayName, boolean supportsPhotos) { |
| return new AutoValue_DirectoriesCursorLoader_Directory(id, displayName, supportsPhotos); |
| } |
| |
| public abstract long getId(); |
| |
| /** Returns a user facing display name of the directory. Null if none exists. */ |
| public abstract @Nullable String getDisplayName(); |
| |
| public abstract boolean supportsPhotos(); |
| } |
| } |