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// Copyright (C) 2013 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.change;
import com.google.gerrit.common.TimeUtil;
import com.google.gerrit.extensions.restapi.Response;
import com.google.gerrit.extensions.restapi.RestApiException;
import com.google.gerrit.extensions.restapi.RestModifyView;
import com.google.gerrit.extensions.webui.UiAction;
import com.google.gerrit.reviewdb.client.Change;
import com.google.gerrit.reviewdb.client.Change.Status;
import com.google.gerrit.reviewdb.server.ReviewDb;
import com.google.gerrit.server.change.DeleteChange.Input;
import com.google.gerrit.server.config.GerritServerConfig;
import com.google.gerrit.server.project.ChangeControl;
import com.google.gerrit.server.update.BatchUpdate;
import com.google.gerrit.server.update.Order;
import com.google.gerrit.server.update.UpdateException;
import com.google.gwtorm.server.OrmException;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import org.eclipse.jgit.lib.Config;
@Singleton
public class DeleteChange
implements RestModifyView<ChangeResource, Input>, UiAction<ChangeResource> {
public static class Input {}
private final Provider<ReviewDb> db;
private final BatchUpdate.Factory updateFactory;
private final Provider<DeleteChangeOp> opProvider;
private final boolean allowDrafts;
@Inject
public DeleteChange(
Provider<ReviewDb> db,
BatchUpdate.Factory updateFactory,
Provider<DeleteChangeOp> opProvider,
@GerritServerConfig Config cfg) {
this.db = db;
this.updateFactory = updateFactory;
this.opProvider = opProvider;
this.allowDrafts = DeleteChangeOp.allowDrafts(cfg);
}
@Override
public Response<?> apply(ChangeResource rsrc, Input input)
throws RestApiException, UpdateException {
try (BatchUpdate bu =
updateFactory.create(db.get(), rsrc.getProject(), rsrc.getUser(), TimeUtil.nowTs())) {
Change.Id id = rsrc.getChange().getId();
bu.setOrder(Order.DB_BEFORE_REPO);
bu.addOp(id, opProvider.get());
bu.execute();
}
return Response.none();
}
@Override
public UiAction.Description getDescription(ChangeResource rsrc) {
try {
Change.Status status = rsrc.getChange().getStatus();
ChangeControl changeControl = rsrc.getControl();
boolean visible =
isActionAllowed(changeControl, status) && changeControl.canDelete(db.get(), status);
return new UiAction.Description()
.setLabel("Delete")
.setTitle("Delete change " + rsrc.getId())
.setVisible(visible);
} catch (OrmException e) {
throw new IllegalStateException(e);
}
}
private boolean isActionAllowed(ChangeControl changeControl, Status status) {
return status != Status.DRAFT || allowDrafts || changeControl.isAdmin();
}
}
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