| // Copyright (C) 2020 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.googlesource.gerrit.plugins.reviewers.config; |
| |
| import static com.googlesource.gerrit.plugins.reviewers.config.ForProject.KEY_CC; |
| import static com.googlesource.gerrit.plugins.reviewers.config.ForProject.KEY_REVIEWER; |
| import static com.googlesource.gerrit.plugins.reviewers.config.ForProject.SECTION_FILTER; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Sets; |
| import com.google.gerrit.index.query.QueryParseException; |
| import com.google.gerrit.server.git.ValidationError; |
| import com.google.inject.assistedinject.Assisted; |
| import com.google.inject.assistedinject.AssistedInject; |
| import com.googlesource.gerrit.plugins.reviewers.ReviewerFilter; |
| import java.util.List; |
| import java.util.Optional; |
| import org.eclipse.jgit.lib.Config; |
| |
| /** Representation of the collection of {@link ReviewerFilter}s in a {@link Config}. */ |
| class ReviewerFilterCollection { |
| |
| private final ReviewersQueryValidator queryValidator; |
| private final Config cfg; |
| private final Optional<ValidationError.Sink> validationErrorSink; |
| |
| interface Factory { |
| ReviewerFilterCollection create(Config cfg); |
| |
| ReviewerFilterCollection create(Config cfg, ValidationError.Sink validationErrorSink); |
| } |
| |
| @AssistedInject |
| ReviewerFilterCollection(ReviewersQueryValidator queryValidator, @Assisted Config cfg) { |
| this(queryValidator, cfg, null); |
| } |
| |
| @AssistedInject |
| ReviewerFilterCollection( |
| ReviewersQueryValidator queryValidator, |
| @Assisted Config cfg, |
| @Assisted ValidationError.Sink validationErrorSink) { |
| this.queryValidator = queryValidator; |
| this.cfg = cfg; |
| this.validationErrorSink = Optional.ofNullable(validationErrorSink); |
| check(); |
| } |
| |
| List<ReviewerFilter> getAll() { |
| ImmutableList.Builder<ReviewerFilter> b = ImmutableList.builder(); |
| for (String f : cfg.getSubsections(SECTION_FILTER)) { |
| b.add(newReviewerFilter(f)); |
| } |
| return b.build(); |
| } |
| |
| /* Validates all the filter in this collection and adds the ValidationErrors |
| * to the ValidationError.Sink. */ |
| private void check() { |
| for (String f : cfg.getSubsections(SECTION_FILTER)) { |
| checkForErrors(f); |
| } |
| } |
| |
| ReviewerFilterSection get(String filter) { |
| return newReviewerFilter(filter); |
| } |
| |
| private ReviewerFilterSection newReviewerFilter(String filter) { |
| ReviewerFilterSection section = new ReviewerFilterSection(filter); |
| checkForErrors(filter).ifPresent(err -> section.filterError(err)); |
| return section; |
| } |
| |
| /* Checks if filterQuery is a valid query. If not it adds the corresponding |
| * ValidationError to the ValidationError.Sink and returns the error. */ |
| private Optional<String> checkForErrors(String filterQuery) { |
| try { |
| queryValidator.validateQuery(filterQuery); |
| } catch (QueryParseException qpe) { |
| validationErrorSink.ifPresent(ves -> ves.error(ValidationError.create(qpe.getMessage()))); |
| return Optional.of(qpe.getMessage()); |
| } |
| return Optional.empty(); |
| } |
| |
| class ReviewerFilterSection extends ReviewerFilter { |
| |
| private ReviewerFilterSection(String filter) { |
| this.filter = filter; |
| this.reviewers = Sets.newHashSet(cfg.getStringList(SECTION_FILTER, filter, KEY_REVIEWER)); |
| this.ccs = Sets.newHashSet(cfg.getStringList(SECTION_FILTER, filter, KEY_CC)); |
| } |
| |
| public void removeReviewer(String reviewer) { |
| reviewers.remove(reviewer); |
| save(); |
| } |
| |
| public void addReviewer(String reviewer) { |
| reviewers.add(reviewer); |
| save(); |
| } |
| |
| public void removeCc(String cc) { |
| ccs.remove(cc); |
| save(); |
| } |
| |
| public void addCc(String cc) { |
| ccs.add(cc); |
| save(); |
| } |
| |
| public void filterError(String error) { |
| this.filterError = error; |
| } |
| |
| private void save() { |
| if (this.reviewers.isEmpty() && this.ccs.isEmpty()) { |
| cfg.unsetSection(SECTION_FILTER, filter); |
| } else { |
| cfg.setStringList(SECTION_FILTER, filter, KEY_REVIEWER, Lists.newArrayList(this.reviewers)); |
| cfg.setStringList(SECTION_FILTER, filter, KEY_CC, Lists.newArrayList(this.ccs)); |
| } |
| } |
| } |
| } |