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// 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.google.gerrit.server.query.account;
import com.google.common.collect.Lists;
import com.google.common.primitives.Ints;
import com.google.gerrit.entities.Account;
import com.google.gerrit.entities.Project;
import com.google.gerrit.index.FieldDef;
import com.google.gerrit.index.Schema;
import com.google.gerrit.index.query.IndexPredicate;
import com.google.gerrit.index.query.Predicate;
import com.google.gerrit.index.query.QueryBuilder;
import com.google.gerrit.server.account.AccountState;
import com.google.gerrit.server.index.account.AccountField;
import com.google.gerrit.server.notedb.ChangeNotes;
import java.util.List;
/** Utility class to create predicates for account index queries. */
public class AccountPredicates {
public static boolean hasActive(Predicate<AccountState> p) {
return QueryBuilder.find(p, AccountPredicate.class, AccountField.ACTIVE.getName()) != null;
}
public static Predicate<AccountState> andActive(Predicate<AccountState> p) {
return Predicate.and(p, isActive());
}
public static Predicate<AccountState> defaultPredicate(
Schema<AccountState> schema, boolean canSeeSecondaryEmails, String query) {
// Adapt the capacity of this list when adding more default predicates.
List<Predicate<AccountState>> preds = Lists.newArrayListWithCapacity(3);
Integer id = Ints.tryParse(query);
if (id != null) {
preds.add(id(schema, Account.id(id)));
}
if (canSeeSecondaryEmails) {
preds.add(equalsNameIncludingSecondaryEmails(query));
} else {
if (schema.hasField(AccountField.NAME_PART_NO_SECONDARY_EMAIL)) {
preds.add(equalsName(query));
} else {
preds.add(AccountPredicates.fullName(query));
if (schema.hasField(AccountField.PREFERRED_EMAIL)) {
preds.add(AccountPredicates.preferredEmail(query));
}
}
}
preds.add(username(query));
// Adapt the capacity of the "predicates" list when adding more default
// predicates.
return Predicate.or(preds);
}
public static Predicate<AccountState> id(Schema<AccountState> schema, Account.Id accountId) {
return new AccountPredicate(
schema.useLegacyNumericFields() ? AccountField.ID : AccountField.ID_STR,
AccountQueryBuilder.FIELD_ACCOUNT,
accountId.toString());
}
public static Predicate<AccountState> emailIncludingSecondaryEmails(String email) {
return new AccountPredicate(
AccountField.EMAIL, AccountQueryBuilder.FIELD_EMAIL, email.toLowerCase());
}
public static Predicate<AccountState> preferredEmail(String email) {
return new AccountPredicate(
AccountField.PREFERRED_EMAIL,
AccountQueryBuilder.FIELD_PREFERRED_EMAIL,
email.toLowerCase());
}
public static Predicate<AccountState> preferredEmailExact(String email) {
return new AccountPredicate(
AccountField.PREFERRED_EMAIL_EXACT, AccountQueryBuilder.FIELD_PREFERRED_EMAIL_EXACT, email);
}
public static Predicate<AccountState> equalsNameIncludingSecondaryEmails(String name) {
return new AccountPredicate(
AccountField.NAME_PART, AccountQueryBuilder.FIELD_NAME, name.toLowerCase());
}
public static Predicate<AccountState> equalsName(String name) {
return new AccountPredicate(
AccountField.NAME_PART_NO_SECONDARY_EMAIL,
AccountQueryBuilder.FIELD_NAME,
name.toLowerCase());
}
public static Predicate<AccountState> externalIdIncludingSecondaryEmails(String externalId) {
return new AccountPredicate(AccountField.EXTERNAL_ID, externalId);
}
public static Predicate<AccountState> fullName(String fullName) {
return new AccountPredicate(AccountField.FULL_NAME, fullName);
}
public static Predicate<AccountState> isActive() {
return new AccountPredicate(AccountField.ACTIVE, "1");
}
public static Predicate<AccountState> isNotActive() {
return new AccountPredicate(AccountField.ACTIVE, "0");
}
public static Predicate<AccountState> username(String username) {
return new AccountPredicate(
AccountField.USERNAME, AccountQueryBuilder.FIELD_USERNAME, username.toLowerCase());
}
public static Predicate<AccountState> watchedProject(Project.NameKey project) {
return new AccountPredicate(AccountField.WATCHED_PROJECT, project.get());
}
public static Predicate<AccountState> cansee(
AccountQueryBuilder.Arguments args, ChangeNotes changeNotes) {
return new CanSeeChangePredicate(args.permissionBackend, changeNotes);
}
/** Predicate that is mapped to a field in the account index. */
static class AccountPredicate extends IndexPredicate<AccountState> {
AccountPredicate(FieldDef<AccountState, ?> def, String value) {
super(def, value);
}
AccountPredicate(FieldDef<AccountState, ?> def, String name, String value) {
super(def, name, value);
}
}
private AccountPredicates() {}
}
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