| /* |
| * 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.remote; |
| |
| import android.content.Context; |
| import android.content.CursorLoader; |
| import android.database.Cursor; |
| import android.database.MatrixCursor; |
| import android.net.Uri; |
| import android.os.Build.VERSION; |
| import android.os.Build.VERSION_CODES; |
| import android.provider.ContactsContract; |
| import android.provider.ContactsContract.CommonDataKinds.Phone; |
| import android.support.annotation.NonNull; |
| import android.support.annotation.VisibleForTesting; |
| import com.android.dialer.searchfragment.common.Projections; |
| import com.android.dialer.searchfragment.directories.DirectoriesCursorLoader.Directory; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Cursor loader to load extended contacts on device. |
| * |
| * <p>This loader performs several database queries in serial and merges the resulting cursors |
| * together into {@link RemoteContactsCursor}. If there are no results, the loader will return a |
| * null cursor. |
| */ |
| public final class RemoteContactsCursorLoader extends CursorLoader { |
| |
| private static final Uri ENTERPRISE_CONTENT_FILTER_URI = |
| Uri.withAppendedPath(Phone.CONTENT_URI, "filter_enterprise"); |
| |
| private static final String IGNORE_NUMBER_TOO_LONG_CLAUSE = "length(" + Phone.NUMBER + ") < 1000"; |
| private static final String PHONE_NUMBER_NOT_NULL = Phone.NUMBER + " IS NOT NULL"; |
| private static final String MAX_RESULTS = "10"; |
| |
| private final String query; |
| private final List<Directory> directories; |
| private final Cursor[] cursors; |
| |
| public RemoteContactsCursorLoader(Context context, String query, List<Directory> directories) { |
| super( |
| context, |
| null, |
| Projections.DATA_PROJECTION, |
| IGNORE_NUMBER_TOO_LONG_CLAUSE + " AND " + PHONE_NUMBER_NOT_NULL, |
| null, |
| Phone.SORT_KEY_PRIMARY); |
| this.query = query; |
| this.directories = new ArrayList<>(directories); |
| cursors = new Cursor[directories.size()]; |
| } |
| |
| @Override |
| public Cursor loadInBackground() { |
| for (int i = 0; i < directories.size(); i++) { |
| Directory directory = directories.get(i); |
| |
| // Filter out local directories |
| if (!isRemoteDirectory(directory.getId())) { |
| cursors[i] = null; |
| continue; |
| } |
| |
| Cursor cursor = |
| getContext() |
| .getContentResolver() |
| .query( |
| getContentFilterUri(query, directory.getId()), |
| getProjection(), |
| getSelection(), |
| getSelectionArgs(), |
| getSortOrder()); |
| // Even though the cursor specifies "WHERE PHONE_NUMBER IS NOT NULL" the Blackberry Hub app's |
| // directory extension doesn't appear to respect it, and sometimes returns a null phone |
| // number. In this case just hide the row entirely. See a bug. |
| cursors[i] = createMatrixCursorFilteringNullNumbers(cursor); |
| } |
| return RemoteContactsCursor.newInstance(getContext(), cursors, directories); |
| } |
| |
| private static boolean isRemoteDirectory(long directoryId) { |
| return VERSION.SDK_INT >= VERSION_CODES.N |
| ? ContactsContract.Directory.isRemoteDirectoryId(directoryId) |
| : (directoryId != ContactsContract.Directory.DEFAULT |
| && directoryId != ContactsContract.Directory.LOCAL_INVISIBLE |
| // Directory.ENTERPRISE_DEFAULT is the default work profile directory for locally stored |
| // contacts |
| && directoryId != ContactsContract.Directory.ENTERPRISE_DEFAULT |
| && directoryId != ContactsContract.Directory.ENTERPRISE_LOCAL_INVISIBLE); |
| } |
| |
| private MatrixCursor createMatrixCursorFilteringNullNumbers(Cursor cursor) { |
| if (cursor == null) { |
| return null; |
| } |
| MatrixCursor matrixCursor = new MatrixCursor(cursor.getColumnNames()); |
| try { |
| if (cursor.moveToFirst()) { |
| do { |
| String number = cursor.getString(Projections.PHONE_NUMBER); |
| if (number == null) { |
| continue; |
| } |
| matrixCursor.addRow(objectArrayFromCursor(cursor)); |
| } while (cursor.moveToNext()); |
| } |
| } finally { |
| cursor.close(); |
| } |
| return matrixCursor; |
| } |
| |
| @NonNull |
| private static Object[] objectArrayFromCursor(@NonNull Cursor cursor) { |
| Object[] values = new Object[cursor.getColumnCount()]; |
| for (int i = 0; i < cursor.getColumnCount(); i++) { |
| int fieldType = cursor.getType(i); |
| if (fieldType == Cursor.FIELD_TYPE_BLOB) { |
| values[i] = cursor.getBlob(i); |
| } else if (fieldType == Cursor.FIELD_TYPE_FLOAT) { |
| values[i] = cursor.getDouble(i); |
| } else if (fieldType == Cursor.FIELD_TYPE_INTEGER) { |
| values[i] = cursor.getLong(i); |
| } else if (fieldType == Cursor.FIELD_TYPE_STRING) { |
| values[i] = cursor.getString(i); |
| } else if (fieldType == Cursor.FIELD_TYPE_NULL) { |
| values[i] = null; |
| } else { |
| throw new IllegalStateException("Unknown fieldType (" + fieldType + ") for column: " + i); |
| } |
| } |
| return values; |
| } |
| |
| @VisibleForTesting |
| static Uri getContentFilterUri(String query, long directoryId) { |
| Uri baseUri = |
| VERSION.SDK_INT >= VERSION_CODES.N |
| ? ENTERPRISE_CONTENT_FILTER_URI |
| : Phone.CONTENT_FILTER_URI; |
| |
| return baseUri |
| .buildUpon() |
| .appendPath(query) |
| .appendQueryParameter(ContactsContract.DIRECTORY_PARAM_KEY, String.valueOf(directoryId)) |
| .appendQueryParameter(ContactsContract.REMOVE_DUPLICATE_ENTRIES, "true") |
| .appendQueryParameter(ContactsContract.LIMIT_PARAM_KEY, MAX_RESULTS) |
| .build(); |
| } |
| } |