From 9baf4e56672d8beeed6bdd9d1cd9456b32cf83ba Mon Sep 17 00:00:00 2001 From: Brandon Maxwell Date: Wed, 24 Feb 2016 18:39:42 -0800 Subject: Implementing Compat class for Filtering + FilteredNumberCompat contains the logic needed to switch between the Dialer implemented number filtering and the new number filtering. + Direct uses of the Dialer Filtering code should be replaced to use the fields in this class Bug=26664600 Change-Id: I42db3da4b5ed124a88488713f56ccab7b2290309 --- .../dialer/compat/FilteredNumberCompat.java | 189 +++++++++++++++++++++ 1 file changed, 189 insertions(+) create mode 100644 src/com/android/dialer/compat/FilteredNumberCompat.java (limited to 'src/com') diff --git a/src/com/android/dialer/compat/FilteredNumberCompat.java b/src/com/android/dialer/compat/FilteredNumberCompat.java new file mode 100644 index 000000000..c70df71b7 --- /dev/null +++ b/src/com/android/dialer/compat/FilteredNumberCompat.java @@ -0,0 +1,189 @@ +/* + * Copyright (C) 2016 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.compat; + +import com.google.common.base.Preconditions; + +import android.content.ContentUris; +import android.content.ContentValues; +import android.net.Uri; +import android.support.annotation.Nullable; +import android.telephony.PhoneNumberUtils; + +import com.android.contacts.common.compat.CompatUtils; +import com.android.contacts.common.testing.NeededForTesting; +import com.android.dialer.database.FilteredNumberContract.FilteredNumber; +import com.android.dialer.database.FilteredNumberContract.FilteredNumberColumns; +import com.android.dialer.database.FilteredNumberContract.FilteredNumberSources; +import com.android.dialer.database.FilteredNumberContract.FilteredNumberTypes; + +import java.util.ArrayList; +import java.util.List; + +/** + * Compatibility class to encapsulate logic to switch between call blocking using + * {@link com.android.dialer.database.FilteredNumberContract} and using + * {@link android.provider.BlockedNumberContract}. This class should be used rather than explicitly + * referencing columns from either contract class in situations where both blocking solutions may be + * used. + */ +public class FilteredNumberCompat { + + // Flag to enable feature. + // TODO(maxwelb) remove when ready to enable new filtering. + private static final boolean isNewFilteringEnabled = false; + private static Boolean isEnabledForTest; + + /** + * @return The column name for ID in the filtered number database. + */ + public static String getIdColumnName() { + return useNewFiltering() ? BlockedNumbersSdkCompat._ID : FilteredNumberColumns._ID; + } + + /** + * @return The column name for type in the filtered number database. Will be {@code null} for + * the framework blocking implementation. + */ + @Nullable + public static String getTypeColumnName() { + return useNewFiltering() ? null : FilteredNumberColumns.TYPE; + } + + /** + * @return The column name for source in the filtered number database. Will be {@code null} for + * the framework blocking implementation + */ + @Nullable + public static String getSourceColumnName() { + return useNewFiltering() ? null : FilteredNumberColumns.SOURCE; + } + + /** + * @return The column name for the original number in the filtered number database. + */ + public static String getOriginalNumberColumnName() { + return useNewFiltering() ? BlockedNumbersSdkCompat.COLUMN_ORIGINAL_NUMBER + : FilteredNumberColumns.NUMBER; + } + + /** + * @return The column name for country iso in the filtered number database. Will be {@code null} + * the framework blocking implementation + */ + @Nullable + public static String getCountryIsoColumnName() { + return useNewFiltering() ? null : FilteredNumberColumns.COUNTRY_ISO; + } + + /** + * @return The column name for the e164 formatted number in the filtered number database. + */ + public static String getE164NumberColumnName() { + return useNewFiltering() ? BlockedNumbersSdkCompat.E164_NUMBER + : FilteredNumberColumns.NORMALIZED_NUMBER; + } + + /** + * @return {@code true} if the new filtering is enabled, {@code false} otherwise. + */ + public static boolean useNewFiltering() { + if (isEnabledForTest != null) { + return CompatUtils.isNCompatible() && isEnabledForTest; + } + return CompatUtils.isNCompatible() && isNewFilteringEnabled; + } + + @NeededForTesting + public static void setIsEnabledForTest(Boolean isEnabled) { + isEnabledForTest = isEnabled; + } + + /** + * Gets the content {@link Uri} for number filtering. + * + * @param id The optional id to append with the base content uri. + * @return The Uri for number filtering. + */ + public static Uri getContentUri(@Nullable Integer id) { + if (id == null) { + return getBaseUri(); + } + return ContentUris.withAppendedId(getBaseUri(), id); + } + + + private static Uri getBaseUri() { + return useNewFiltering() ? BlockedNumbersSdkCompat.CONTENT_URI : FilteredNumber.CONTENT_URI; + } + + /** + * Removes any null column names from the given projection array. This method is intended to be + * used to strip out any column names that aren't available in every version of number blocking. + * Example: + * {@literal + * getContext().getContentResolver().query( + * someUri, + * // Filtering ensures that no non-existant columns are queried + * FilteredNumberCompat.filter(new String[] {FilteredNumberCompat.getIdColumnName(), + * FilteredNumberCompat.getTypeColumnName()}, + * FilteredNumberCompat.getE164NumberColumnName() + " = ?", + * new String[] {e164Number}); + * } + * + * @param projection The projection array. + * @return The filtered projection array. + */ + @Nullable + public static String[] filter(@Nullable String[] projection) { + if (projection == null) { + return null; + } + List filtered = new ArrayList<>(); + for (String column : projection) { + if (column != null) { + filtered.add(column); + } + } + return filtered.toArray(new String[filtered.size()]); + } + + /** + * Creates a new {@link ContentValues} suitable for inserting in the filtered number table. + * + * @param number The unformatted number to insert. + * @param e164Number (optional) The number to insert formatted to E164 standard. + * @param countryIso (optional) The country iso to use to format the number. + * @return The ContentValues to insert. + * @throws NullPointerException If number is null. + */ + public static ContentValues newBlockNumberContentValues(String number, + @Nullable String e164Number, @Nullable String countryIso) { + ContentValues contentValues = new ContentValues(); + contentValues.put(getOriginalNumberColumnName(), Preconditions.checkNotNull(number)); + if (!useNewFiltering()) { + if (e164Number == null) { + e164Number = PhoneNumberUtils.formatNumberToE164(number, countryIso); + } + contentValues.put(getE164NumberColumnName(), e164Number); + contentValues.put(getCountryIsoColumnName(), countryIso); + contentValues.put(getTypeColumnName(), FilteredNumberTypes.BLOCKED_NUMBER); + contentValues.put(getSourceColumnName(), FilteredNumberSources.USER); + } + return contentValues; + } +} -- cgit v1.2.3