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/*
* 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.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,
ContactsContract.Directory.ENTERPRISE_CONTENT_URI,
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) {
if (cursor == null) {
LogUtil.i("DirectoriesCursorLoader.toDirectories", "Cursor was null");
return new ArrayList<>();
}
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;
}
/** 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();
}
}
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