| // Copyright (C) 2012 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.restapi.change; |
| |
| import static com.google.gerrit.extensions.conditions.BooleanCondition.and; |
| import static com.google.gerrit.server.project.ProjectCache.illegalState; |
| |
| import com.google.gerrit.entities.BranchNameKey; |
| import com.google.gerrit.entities.RefNames; |
| import com.google.gerrit.extensions.api.changes.CherryPickInput; |
| import com.google.gerrit.extensions.common.ChangeInfo; |
| import com.google.gerrit.extensions.restapi.BadRequestException; |
| import com.google.gerrit.extensions.restapi.ResourceConflictException; |
| 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.server.change.ChangeJson; |
| import com.google.gerrit.server.change.RevisionResource; |
| import com.google.gerrit.server.permissions.PermissionBackend; |
| import com.google.gerrit.server.permissions.PermissionBackendException; |
| import com.google.gerrit.server.permissions.ProjectPermission; |
| import com.google.gerrit.server.permissions.RefPermission; |
| import com.google.gerrit.server.project.ContributorAgreementsChecker; |
| import com.google.gerrit.server.project.InvalidChangeOperationException; |
| import com.google.gerrit.server.project.NoSuchChangeException; |
| import com.google.gerrit.server.project.NoSuchProjectException; |
| import com.google.gerrit.server.project.ProjectCache; |
| import com.google.gerrit.server.project.ProjectState; |
| import com.google.gerrit.server.update.UpdateException; |
| import com.google.inject.Inject; |
| import com.google.inject.Singleton; |
| import java.io.IOException; |
| import org.eclipse.jgit.errors.ConfigInvalidException; |
| |
| @Singleton |
| public class CherryPick |
| implements RestModifyView<RevisionResource, CherryPickInput>, UiAction<RevisionResource> { |
| private final PermissionBackend permissionBackend; |
| private final CherryPickChange cherryPickChange; |
| private final ChangeJson.Factory json; |
| private final ContributorAgreementsChecker contributorAgreements; |
| private final ProjectCache projectCache; |
| |
| @Inject |
| CherryPick( |
| PermissionBackend permissionBackend, |
| CherryPickChange cherryPickChange, |
| ChangeJson.Factory json, |
| ContributorAgreementsChecker contributorAgreements, |
| ProjectCache projectCache) { |
| this.permissionBackend = permissionBackend; |
| this.cherryPickChange = cherryPickChange; |
| this.json = json; |
| this.contributorAgreements = contributorAgreements; |
| this.projectCache = projectCache; |
| } |
| |
| @Override |
| public Response<ChangeInfo> apply(RevisionResource rsrc, CherryPickInput input) |
| throws IOException, UpdateException, RestApiException, PermissionBackendException, |
| ConfigInvalidException, NoSuchProjectException { |
| input.parent = input.parent == null ? 1 : input.parent; |
| if (input.destination == null || input.destination.trim().isEmpty()) { |
| throw new BadRequestException("destination must be non-empty"); |
| } |
| |
| String refName = RefNames.fullName(input.destination); |
| contributorAgreements.check(rsrc.getProject(), rsrc.getUser()); |
| |
| permissionBackend |
| .currentUser() |
| .project(rsrc.getChange().getProject()) |
| .ref(refName) |
| .check(RefPermission.CREATE_CHANGE); |
| projectCache |
| .get(rsrc.getProject()) |
| .orElseThrow(illegalState(rsrc.getProject())) |
| .checkStatePermitsWrite(); |
| |
| try { |
| CherryPickChange.Result cherryPickResult = |
| cherryPickChange.cherryPick( |
| rsrc.getChange(), |
| rsrc.getPatchSet(), |
| input, |
| BranchNameKey.create(rsrc.getProject(), refName)); |
| ChangeInfo changeInfo = |
| json.noOptions().format(rsrc.getProject(), cherryPickResult.changeId()); |
| changeInfo.containsGitConflicts = |
| !cherryPickResult.filesWithGitConflicts().isEmpty() ? true : null; |
| return Response.ok(changeInfo); |
| } catch (InvalidChangeOperationException e) { |
| throw new BadRequestException(e.getMessage()); |
| } catch (NoSuchChangeException e) { |
| throw new ResourceConflictException(e.getMessage()); |
| } |
| } |
| |
| @Override |
| public UiAction.Description getDescription(RevisionResource rsrc) { |
| boolean projectStatePermitsWrite = |
| projectCache.get(rsrc.getProject()).map(ProjectState::statePermitsWrite).orElse(false); |
| return new UiAction.Description() |
| .setLabel("Cherry Pick") |
| .setTitle("Cherry pick change to a different branch") |
| .setVisible( |
| and( |
| rsrc.isCurrent() && projectStatePermitsWrite, |
| permissionBackend |
| .currentUser() |
| .project(rsrc.getProject()) |
| .testCond(ProjectPermission.CREATE_CHANGE))); |
| } |
| } |