| // 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.query.change; |
| |
| import com.google.gerrit.common.data.LabelType; |
| import com.google.gerrit.common.data.LabelTypes; |
| import com.google.gerrit.common.data.Permission; |
| import com.google.gerrit.reviewdb.client.Account; |
| import com.google.gerrit.reviewdb.client.AccountGroup; |
| import com.google.gerrit.reviewdb.client.Change; |
| import com.google.gerrit.reviewdb.client.PatchSetApproval; |
| import com.google.gerrit.reviewdb.server.ReviewDb; |
| import com.google.gerrit.server.IdentifiedUser; |
| import com.google.gerrit.server.index.ChangeField; |
| import com.google.gerrit.server.index.IndexPredicate; |
| import com.google.gerrit.server.project.ChangeControl; |
| import com.google.gerrit.server.project.NoSuchChangeException; |
| import com.google.gerrit.server.project.ProjectCache; |
| import com.google.gerrit.server.project.ProjectState; |
| import com.google.gwtorm.server.OrmException; |
| import com.google.inject.Provider; |
| |
| class EqualsLabelPredicate extends IndexPredicate<ChangeData> { |
| private final ProjectCache projectCache; |
| private final ChangeControl.GenericFactory ccFactory; |
| private final IdentifiedUser.GenericFactory userFactory; |
| private final Provider<ReviewDb> dbProvider; |
| private final String label; |
| private final int expVal; |
| private final Account.Id account; |
| private final AccountGroup.UUID group; |
| |
| EqualsLabelPredicate(LabelPredicate.Args args, String label, int expVal, |
| Account.Id account) { |
| super(ChangeField.LABEL, ChangeField.formatLabel(label, expVal, account)); |
| this.ccFactory = args.ccFactory; |
| this.projectCache = args.projectCache; |
| this.userFactory = args.userFactory; |
| this.dbProvider = args.dbProvider; |
| this.group = args.group; |
| this.label = label; |
| this.expVal = expVal; |
| this.account = account; |
| } |
| |
| @Override |
| public boolean match(ChangeData object) throws OrmException { |
| Change c = object.change(); |
| if (c == null) { |
| // The change has disappeared. |
| // |
| return false; |
| } |
| ProjectState project = projectCache.get(c.getDest().getParentKey()); |
| if (project == null) { |
| // The project has disappeared. |
| // |
| return false; |
| } |
| LabelType labelType = type(project.getLabelTypes(), label); |
| boolean hasVote = false; |
| for (PatchSetApproval p : object.currentApprovals()) { |
| if (labelType.matches(p)) { |
| hasVote = true; |
| if (match(c, p.getValue(), p.getAccountId(), labelType)) { |
| return true; |
| } |
| } |
| } |
| |
| if (!hasVote && expVal == 0) { |
| return true; |
| } |
| |
| return false; |
| } |
| |
| private static LabelType type(LabelTypes types, String toFind) { |
| if (types.byLabel(toFind) != null) { |
| return types.byLabel(toFind); |
| } |
| |
| for (LabelType lt : types.getLabelTypes()) { |
| if (toFind.equalsIgnoreCase(lt.getName())) { |
| return lt; |
| } |
| } |
| |
| for (LabelType lt : types.getLabelTypes()) { |
| if (toFind.equalsIgnoreCase(lt.getAbbreviation())) { |
| return lt; |
| } |
| } |
| |
| return LabelType.withDefaultValues(toFind); |
| } |
| |
| private boolean match(Change change, int value, Account.Id approver, |
| LabelType type) throws OrmException { |
| int psVal = value; |
| if (psVal == expVal) { |
| // Double check the value is still permitted for the user. |
| // |
| IdentifiedUser reviewer = userFactory.create(dbProvider, approver); |
| try { |
| ChangeControl cc = ccFactory.controlFor(change, reviewer); |
| if (!cc.isVisible(dbProvider.get())) { |
| // The user can't see the change anymore. |
| // |
| return false; |
| } |
| psVal = cc.getRange(Permission.forLabel(type.getName())).squash(psVal); |
| } catch (NoSuchChangeException e) { |
| // The project has disappeared. |
| // |
| return false; |
| } |
| |
| if (account != null && !account.equals(approver)) { |
| return false; |
| } |
| |
| if (group != null && !reviewer.getEffectiveGroups().contains(group)) { |
| return false; |
| } |
| |
| if (psVal == expVal) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| @Override |
| public int getCost() { |
| return 1 + (group == null ? 0 : 1); |
| } |
| } |