com.google.gerrit.server.change.PutAssignee.java Source code

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Here is the source code for com.google.gerrit.server.change.PutAssignee.java

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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.change;

import com.google.common.base.Strings;
import com.google.gerrit.common.TimeUtil;
import com.google.gerrit.extensions.api.changes.AddReviewerInput;
import com.google.gerrit.extensions.api.changes.AssigneeInput;
import com.google.gerrit.extensions.api.changes.NotifyHandling;
import com.google.gerrit.extensions.client.ReviewerState;
import com.google.gerrit.extensions.common.AccountInfo;
import com.google.gerrit.extensions.restapi.AuthException;
import com.google.gerrit.extensions.restapi.BadRequestException;
import com.google.gerrit.extensions.restapi.RestApiException;
import com.google.gerrit.extensions.restapi.RestModifyView;
import com.google.gerrit.extensions.restapi.UnprocessableEntityException;
import com.google.gerrit.extensions.webui.UiAction;
import com.google.gerrit.reviewdb.server.ReviewDb;
import com.google.gerrit.server.IdentifiedUser;
import com.google.gerrit.server.account.AccountLoader;
import com.google.gerrit.server.account.AccountsCollection;
import com.google.gerrit.server.change.PostReviewers.Addition;
import com.google.gerrit.server.permissions.ChangePermission;
import com.google.gerrit.server.permissions.PermissionBackendException;
import com.google.gerrit.server.update.BatchUpdate;
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 java.io.IOException;

@Singleton
public class PutAssignee implements RestModifyView<ChangeResource, AssigneeInput>, UiAction<ChangeResource> {

    private final AccountsCollection accounts;
    private final SetAssigneeOp.Factory assigneeFactory;
    private final BatchUpdate.Factory batchUpdateFactory;
    private final Provider<ReviewDb> db;
    private final PostReviewers postReviewers;
    private final AccountLoader.Factory accountLoaderFactory;

    @Inject
    PutAssignee(AccountsCollection accounts, SetAssigneeOp.Factory assigneeFactory,
            BatchUpdate.Factory batchUpdateFactory, Provider<ReviewDb> db, PostReviewers postReviewers,
            AccountLoader.Factory accountLoaderFactory) {
        this.accounts = accounts;
        this.assigneeFactory = assigneeFactory;
        this.batchUpdateFactory = batchUpdateFactory;
        this.db = db;
        this.postReviewers = postReviewers;
        this.accountLoaderFactory = accountLoaderFactory;
    }

    @Override
    public AccountInfo apply(ChangeResource rsrc, AssigneeInput input)
            throws RestApiException, UpdateException, OrmException, IOException, PermissionBackendException {
        rsrc.permissions().check(ChangePermission.EDIT_ASSIGNEE);

        input.assignee = Strings.nullToEmpty(input.assignee).trim();
        if (input.assignee.isEmpty()) {
            throw new BadRequestException("missing assignee field");
        }

        IdentifiedUser assignee = accounts.parse(input.assignee);
        if (!assignee.getAccount().isActive()) {
            throw new UnprocessableEntityException(input.assignee + " is not active");
        }
        try {
            rsrc.permissions().database(db).user(assignee).check(ChangePermission.READ);
        } catch (AuthException e) {
            throw new AuthException("read not permitted for " + input.assignee);
        }

        try (BatchUpdate bu = batchUpdateFactory.create(db.get(), rsrc.getChange().getProject(),
                rsrc.getControl().getUser(), TimeUtil.nowTs())) {
            SetAssigneeOp op = assigneeFactory.create(assignee);
            bu.addOp(rsrc.getId(), op);

            PostReviewers.Addition reviewersAddition = addAssigneeAsCC(rsrc, input.assignee);
            bu.addOp(rsrc.getId(), reviewersAddition.op);

            bu.execute();
            return accountLoaderFactory.create(true).fillOne(assignee.getAccountId());
        }
    }

    private Addition addAssigneeAsCC(ChangeResource rsrc, String assignee)
            throws OrmException, RestApiException, IOException {
        AddReviewerInput reviewerInput = new AddReviewerInput();
        reviewerInput.reviewer = assignee;
        reviewerInput.state = ReviewerState.CC;
        reviewerInput.confirmed = true;
        reviewerInput.notify = NotifyHandling.NONE;
        return postReviewers.prepareApplication(rsrc, reviewerInput, false);
    }

    @Override
    public UiAction.Description getDescription(ChangeResource rsrc) {
        return new UiAction.Description().setLabel("Edit Assignee")
                .setVisible(rsrc.permissions().testOrFalse(ChangePermission.EDIT_ASSIGNEE));
    }
}