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// Copyright (C) 2009 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.httpd.rpc.patch;
import com.google.gerrit.common.data.ReviewerResult;
import com.google.gerrit.common.data.ApprovalType;
import com.google.gerrit.common.data.ApprovalTypes;
import com.google.gerrit.httpd.rpc.Handler;
import com.google.gerrit.httpd.rpc.changedetail.ChangeDetailFactory;
import com.google.gerrit.reviewdb.Account;
import com.google.gerrit.reviewdb.ApprovalCategory;
import com.google.gerrit.reviewdb.Change;
import com.google.gerrit.reviewdb.PatchSet;
import com.google.gerrit.reviewdb.PatchSetApproval;
import com.google.gerrit.reviewdb.ReviewDb;
import com.google.gerrit.server.IdentifiedUser;
import com.google.gerrit.server.account.AccountResolver;
import com.google.gerrit.server.mail.AddReviewerSender;
import com.google.gerrit.server.project.ChangeControl;
import com.google.gwtorm.client.OrmException;
import com.google.inject.Inject;
import com.google.inject.assistedinject.Assisted;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
class AddReviewer extends Handler<ReviewerResult> {
interface Factory {
AddReviewer create(Change.Id changeId, Collection<String> nameOrEmails);
}
private final AddReviewerSender.Factory addReviewerSenderFactory;
private final AccountResolver accountResolver;
private final ChangeControl.Factory changeControlFactory;
private final ChangeDetailFactory.Factory changeDetailFactory;
private final ReviewDb db;
private final IdentifiedUser currentUser;
private final IdentifiedUser.GenericFactory identifiedUserFactory;
private final ApprovalCategory.Id addReviewerCategoryId;
private final Change.Id changeId;
private final Collection<String> reviewers;
@Inject
AddReviewer(final AddReviewerSender.Factory addReviewerSenderFactory,
final AccountResolver accountResolver,
final ChangeControl.Factory changeControlFactory, final ReviewDb db,
final IdentifiedUser.GenericFactory identifiedUserFactory,
final IdentifiedUser currentUser, final ApprovalTypes approvalTypes,
final ChangeDetailFactory.Factory changeDetailFactory,
@Assisted final Change.Id changeId,
@Assisted final Collection<String> nameOrEmails) {
this.addReviewerSenderFactory = addReviewerSenderFactory;
this.accountResolver = accountResolver;
this.db = db;
this.changeControlFactory = changeControlFactory;
this.identifiedUserFactory = identifiedUserFactory;
this.currentUser = currentUser;
this.changeDetailFactory = changeDetailFactory;
final List<ApprovalType> allTypes = approvalTypes.getApprovalTypes();
addReviewerCategoryId =
allTypes.get(allTypes.size() - 1).getCategory().getId();
this.changeId = changeId;
this.reviewers = nameOrEmails;
}
@Override
public ReviewerResult call() throws Exception {
final Set<Account.Id> reviewerIds = new HashSet<Account.Id>();
final ChangeControl control = changeControlFactory.validateFor(changeId);
final ReviewerResult result = new ReviewerResult();
for (final String nameOrEmail : reviewers) {
final Account account = accountResolver.find(nameOrEmail);
if (account == null) {
result.addError(new ReviewerResult.Error(
ReviewerResult.Error.Type.ACCOUNT_NOT_FOUND, nameOrEmail));
continue;
}
if (!account.isActive()) {
result.addError(new ReviewerResult.Error(
ReviewerResult.Error.Type.ACCOUNT_INACTIVE, nameOrEmail));
continue;
}
final IdentifiedUser user = identifiedUserFactory.create(account.getId());
if (!control.forUser(user).isVisible()) {
result.addError(new ReviewerResult.Error(
ReviewerResult.Error.Type.CHANGE_NOT_VISIBLE, nameOrEmail));
continue;
}
reviewerIds.add(account.getId());
}
if (reviewerIds.isEmpty()) {
return result;
}
// Add the reviewers to the database
//
final Set<Account.Id> added = new HashSet<Account.Id>();
final List<PatchSetApproval> toInsert = new ArrayList<PatchSetApproval>();
final PatchSet.Id psid = control.getChange().currentPatchSetId();
for (final Account.Id reviewer : reviewerIds) {
if (!exists(psid, reviewer)) {
// This reviewer has not entered an approval for this change yet.
//
final PatchSetApproval myca = dummyApproval(psid, reviewer);
toInsert.add(myca);
added.add(reviewer);
}
}
db.patchSetApprovals().insert(toInsert);
// Email the reviewers
//
// The user knows they added themselves, don't bother emailing them.
added.remove(currentUser.getAccountId());
if (!added.isEmpty()) {
final AddReviewerSender cm;
cm = addReviewerSenderFactory.create(control.getChange());
cm.setFrom(currentUser.getAccountId());
cm.addReviewers(added);
cm.send();
}
result.setChange(changeDetailFactory.create(changeId).call());
return result;
}
private boolean exists(final PatchSet.Id patchSetId,
final Account.Id reviewerId) throws OrmException {
return db.patchSetApprovals().byPatchSetUser(patchSetId, reviewerId)
.iterator().hasNext();
}
private PatchSetApproval dummyApproval(final PatchSet.Id patchSetId,
final Account.Id reviewerId) {
return new PatchSetApproval(new PatchSetApproval.Key(patchSetId,
reviewerId, addReviewerCategoryId), (short) 0);
}
}
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