| // 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.sshd; |
| |
| import com.google.common.base.Function; |
| import com.google.common.base.Predicates; |
| import com.google.common.collect.FluentIterable; |
| import com.google.gerrit.reviewdb.client.Change; |
| import com.google.gerrit.reviewdb.client.Project; |
| import com.google.gerrit.reviewdb.server.ReviewDb; |
| import com.google.gerrit.server.ChangeFinder; |
| import com.google.gerrit.server.CurrentUser; |
| import com.google.gerrit.server.change.ChangeResource; |
| import com.google.gerrit.server.change.ChangesCollection; |
| import com.google.gerrit.server.notedb.ChangeNotes; |
| import com.google.gerrit.server.project.ChangeControl; |
| import com.google.gerrit.server.project.NoSuchChangeException; |
| import com.google.gerrit.server.project.ProjectControl; |
| import com.google.gerrit.sshd.BaseCommand.UnloggedFailure; |
| import com.google.gwtorm.server.OrmException; |
| import com.google.inject.Inject; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Map; |
| |
| public class ChangeArgumentParser { |
| private final CurrentUser currentUser; |
| private final ChangesCollection changesCollection; |
| private final ChangeFinder changeFinder; |
| private final ReviewDb db; |
| private final ChangeNotes.Factory changeNotesFactory; |
| private final ChangeControl.GenericFactory changeControlFactory; |
| |
| @Inject |
| ChangeArgumentParser(CurrentUser currentUser, |
| ChangesCollection changesCollection, |
| ChangeFinder changeFinder, |
| ReviewDb db, |
| ChangeNotes.Factory changeNotesFactory, |
| ChangeControl.GenericFactory changeControlFactory) { |
| this.currentUser = currentUser; |
| this.changesCollection = changesCollection; |
| this.changeFinder = changeFinder; |
| this.db = db; |
| this.changeNotesFactory = changeNotesFactory; |
| this.changeControlFactory = changeControlFactory; |
| } |
| |
| public void addChange(String id, Map<Change.Id, ChangeResource> changes) |
| throws UnloggedFailure, OrmException { |
| addChange(id, changes, null); |
| } |
| |
| public void addChange(String id, Map<Change.Id, ChangeResource> changes, |
| ProjectControl projectControl) throws UnloggedFailure, OrmException { |
| addChange(id, changes, projectControl, true); |
| } |
| |
| public void addChange(String id, Map<Change.Id, ChangeResource> changes, |
| ProjectControl projectControl, boolean useIndex) throws UnloggedFailure, |
| OrmException { |
| List<ChangeControl> matched = |
| useIndex ? |
| changeFinder.find(id, currentUser) : |
| changeFromNotesFactory(id, currentUser); |
| List<ChangeControl> toAdd = new ArrayList<>(changes.size()); |
| boolean canMaintainServer = |
| currentUser.isIdentifiedUser() |
| && currentUser.asIdentifiedUser().getCapabilities().canMaintainServer(); |
| for (ChangeControl ctl : matched) { |
| if (!changes.containsKey(ctl.getId()) |
| && inProject(projectControl, ctl.getProject()) |
| && (canMaintainServer || ctl.isVisible(db))) { |
| toAdd.add(ctl); |
| } |
| } |
| |
| if (toAdd.isEmpty()) { |
| throw new UnloggedFailure(1, "\"" + id + "\" no such change"); |
| } else if (toAdd.size() > 1) { |
| throw new UnloggedFailure(1, "\"" + id + "\" matches multiple changes"); |
| } |
| ChangeControl ctl = toAdd.get(0); |
| changes.put(ctl.getId(), changesCollection.parse(ctl)); |
| } |
| |
| private List<ChangeControl> changeFromNotesFactory(String id, |
| final CurrentUser currentUser) throws OrmException, UnloggedFailure { |
| List<ChangeNotes> changes = |
| changeNotesFactory.create(db, parseId(id)); |
| return FluentIterable.from(changes) |
| .transform(new Function<ChangeNotes, ChangeControl>() { |
| @Override |
| public ChangeControl apply(ChangeNotes changeNote) { |
| return controlForChange(changeNote, currentUser); |
| } |
| }).filter(Predicates.notNull()).toList(); |
| } |
| |
| private List<Change.Id> parseId(String id) throws UnloggedFailure { |
| try { |
| return Arrays.asList(new Change.Id(Integer.parseInt(id))); |
| } catch (NumberFormatException e) { |
| throw new UnloggedFailure(2, "Invalid change ID " + id, e); |
| } |
| } |
| |
| private ChangeControl controlForChange(ChangeNotes change, CurrentUser user) { |
| try { |
| return changeControlFactory.controlFor(change, user); |
| } catch (NoSuchChangeException e) { |
| return null; |
| } |
| } |
| |
| private boolean inProject(ProjectControl projectControl, Project project) { |
| if (projectControl != null) { |
| return projectControl.getProject().getNameKey().equals(project.getNameKey()); |
| } |
| |
| // No --project option, so they want every project. |
| return true; |
| } |
| } |