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AccCertReviewersHelper.java
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AccCertReviewersHelper.java
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/*
* Copyright (c) 2010-2017 Evolveum
*
* 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.evolveum.midpoint.certification.impl;
import com.evolveum.midpoint.repo.common.expression.ExpressionVariables;
import com.evolveum.midpoint.model.api.expr.OrgStructFunctions;
import com.evolveum.midpoint.model.impl.expr.ExpressionEnvironment;
import com.evolveum.midpoint.model.impl.expr.ModelExpressionThreadLocalHolder;
import com.evolveum.midpoint.prism.PrismContext;
import com.evolveum.midpoint.prism.PrismObject;
import com.evolveum.midpoint.prism.PrismReferenceValue;
import com.evolveum.midpoint.prism.query.ObjectQuery;
import com.evolveum.midpoint.prism.query.builder.QueryBuilder;
import com.evolveum.midpoint.repo.api.RepositoryService;
import com.evolveum.midpoint.schema.RelationRegistry;
import com.evolveum.midpoint.schema.constants.ExpressionConstants;
import com.evolveum.midpoint.schema.result.OperationResult;
import com.evolveum.midpoint.schema.util.CertCampaignTypeUtil;
import com.evolveum.midpoint.schema.util.ObjectQueryUtil;
import com.evolveum.midpoint.schema.util.ObjectTypeUtil;
import com.evolveum.midpoint.schema.util.ResourceTypeUtil;
import com.evolveum.midpoint.task.api.Task;
import com.evolveum.midpoint.util.QNameUtil;
import com.evolveum.midpoint.util.exception.*;
import com.evolveum.midpoint.util.logging.Trace;
import com.evolveum.midpoint.util.logging.TraceManager;
import com.evolveum.midpoint.xml.ns._public.common.common_3.*;
import org.apache.commons.collections4.CollectionUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Component;
import javax.xml.namespace.QName;
import java.util.*;
import java.util.stream.Collectors;
/**
* @author mederly
*/
@Component
public class AccCertReviewersHelper {
private static final transient Trace LOGGER = TraceManager.getTrace(AccCertReviewersHelper.class);
@Autowired
@Qualifier("cacheRepositoryService")
private RepositoryService repositoryService;
@Autowired private OrgStructFunctions orgStructFunctions;
@Autowired private PrismContext prismContext;
@Autowired private AccCertExpressionHelper expressionHelper;
@Autowired private RelationRegistry relationRegistry;
AccessCertificationReviewerSpecificationType findReviewersSpecification(AccessCertificationCampaignType campaign, int stage) {
AccessCertificationStageDefinitionType stageDef = CertCampaignTypeUtil.findStageDefinition(campaign, stage);
return stageDef.getReviewerSpecification();
}
List<ObjectReferenceType> getReviewersForCase(AccessCertificationCaseType _case, AccessCertificationCampaignType campaign,
AccessCertificationReviewerSpecificationType reviewerSpec, Task task, OperationResult result) throws SchemaException, ObjectNotFoundException {
if (reviewerSpec == null) {
return Collections.emptyList(); // TODO issue a warning here?
}
List<ObjectReferenceType> reviewers = new ArrayList<>();
if (Boolean.TRUE.equals(reviewerSpec.isUseTargetOwner())) {
cloneAndMerge(reviewers, getTargetObjectOwners(_case, result));
}
if (Boolean.TRUE.equals(reviewerSpec.isUseTargetApprover())) {
cloneAndMerge(reviewers, getTargetObjectApprovers(_case, result));
}
if (Boolean.TRUE.equals(reviewerSpec.isUseObjectOwner())) {
cloneAndMerge(reviewers, getObjectOwners(_case, result));
}
if (Boolean.TRUE.equals(reviewerSpec.isUseObjectApprover())) {
cloneAndMerge(reviewers, getObjectApprovers(_case, result));
}
if (reviewerSpec.getUseObjectManager() != null) {
cloneAndMerge(reviewers, getObjectManagers(_case, reviewerSpec.getUseObjectManager(), task, result));
}
for (ExpressionType reviewerExpression : reviewerSpec.getReviewerExpression()) {
ExpressionVariables variables = new ExpressionVariables();
variables.addVariableDefinition(ExpressionConstants.VAR_CERTIFICATION_CASE, _case);
variables.addVariableDefinition(ExpressionConstants.VAR_CAMPAIGN, campaign);
variables.addVariableDefinition(ExpressionConstants.VAR_REVIEWER_SPECIFICATION, reviewerSpec);
List<ObjectReferenceType> refList = expressionHelper
.evaluateRefExpressionChecked(reviewerExpression, variables, "reviewer expression", task, result);
cloneAndMerge(reviewers, refList);
}
resolveRoleReviewers(reviewers, result);
if (reviewers.isEmpty()) {
cloneAndMerge(reviewers, reviewerSpec.getDefaultReviewerRef());
}
cloneAndMerge(reviewers, reviewerSpec.getAdditionalReviewerRef());
resolveRoleReviewers(reviewers, result);
return reviewers;
}
private void resolveRoleReviewers(List<ObjectReferenceType> reviewers, OperationResult result)
throws SchemaException {
List<ObjectReferenceType> resolved = new ArrayList<>();
for (Iterator<ObjectReferenceType> iterator = reviewers.iterator(); iterator.hasNext(); ) {
ObjectReferenceType reviewer = iterator.next();
if (QNameUtil.match(reviewer.getType(), RoleType.COMPLEX_TYPE) ||
QNameUtil.match(reviewer.getType(), OrgType.COMPLEX_TYPE) ||
QNameUtil.match(reviewer.getType(), ServiceType.COMPLEX_TYPE)) {
iterator.remove();
resolved.addAll(getMembers(reviewer, result));
}
}
for (ObjectReferenceType ref : resolved) {
if (!containsOid(reviewers, ref.getOid())) {
reviewers.add(ref);
}
}
}
private List<ObjectReferenceType> getMembers(ObjectReferenceType abstractRoleRef, OperationResult result)
throws SchemaException {
Collection<PrismReferenceValue> references = ObjectQueryUtil
.createReferences(abstractRoleRef.getOid(), RelationKindType.MEMBER, relationRegistry);
ObjectQuery query = references.isEmpty()
? QueryBuilder.queryFor(UserType.class, prismContext).none().build()
: QueryBuilder.queryFor(UserType.class, prismContext)
.item(UserType.F_ROLE_MEMBERSHIP_REF).ref(references)
.build();
return repositoryService.searchObjects(UserType.class, query, null, result).stream()
.map(obj -> ObjectTypeUtil.createObjectRef(obj, prismContext))
.collect(Collectors.toList());
}
private void cloneAndMerge(List<ObjectReferenceType> reviewers, Collection<ObjectReferenceType> newReviewers) {
if (newReviewers == null) {
return;
}
for (ObjectReferenceType newReviewer : newReviewers) {
if (!containsOid(reviewers, newReviewer.getOid())) {
reviewers.add(newReviewer.clone());
}
}
}
@SuppressWarnings("BooleanMethodIsAlwaysInverted")
private boolean containsOid(List<ObjectReferenceType> reviewers, String oid) {
for (ObjectReferenceType reviewer : reviewers) {
if (reviewer.getOid().equals(oid)) {
return true;
}
}
return false;
}
private Collection<ObjectReferenceType> getObjectManagers(AccessCertificationCaseType _case, ManagerSearchType managerSearch,
Task task, OperationResult result) throws ObjectNotFoundException, SchemaException {
ModelExpressionThreadLocalHolder.pushExpressionEnvironment(new ExpressionEnvironment<>(task, result));
try {
ObjectReferenceType objectRef = _case.getObjectRef();
ObjectType object = resolveReference(objectRef, ObjectType.class, result);
String orgType = managerSearch.getOrgType();
boolean allowSelf = Boolean.TRUE.equals(managerSearch.isAllowSelf());
Collection<UserType> managers;
if (object instanceof UserType) {
managers = orgStructFunctions.getManagers((UserType) object, orgType, allowSelf, true);
} else if (object instanceof OrgType) {
// TODO more elaborate behavior; eliminate unneeded resolveReference above
managers = orgStructFunctions.getManagersOfOrg(object.getOid(), true);
} else if (object instanceof RoleType || object instanceof ServiceType) {
// TODO implement
managers = new HashSet<>();
} else {
// TODO warning?
managers = new HashSet<>();
}
List<ObjectReferenceType> retval = new ArrayList<>(managers.size());
for (UserType manager : managers) {
retval.add(ObjectTypeUtil.createObjectRef(manager, prismContext));
}
return retval;
} catch (SecurityViolationException e) {
// never occurs, as preAuthorized is TRUE above
throw new IllegalStateException("Impossible has happened: " + e.getMessage(), e);
} finally {
ModelExpressionThreadLocalHolder.popExpressionEnvironment();
}
}
private List<ObjectReferenceType> getTargetObjectOwners(AccessCertificationCaseType _case, OperationResult result)
throws SchemaException, ObjectNotFoundException {
if (_case.getTargetRef() == null) {
return null;
}
ObjectType target = resolveReference(_case.getTargetRef(), ObjectType.class, result);
if (target instanceof AbstractRoleType) {
return getAssignees((AbstractRoleType) target, RelationKindType.OWNER, result);
} else if (target instanceof ResourceType) {
return ResourceTypeUtil.getOwnerRef((ResourceType) target);
} else {
return null;
}
}
private List<ObjectReferenceType> getAssignees(AbstractRoleType role, RelationKindType relationKind, OperationResult result)
throws SchemaException {
List<ObjectReferenceType> rv = new ArrayList<>();
if (relationKind == RelationKindType.OWNER) {
CollectionUtils.addIgnoreNull(rv, role.getOwnerRef());
} else if (relationKind == RelationKindType.APPROVER) {
rv.addAll(role.getApproverRef());
} else {
throw new AssertionError(relationKind);
}
// TODO in theory, we could look for approvers/owners of UserType, right?
Collection<PrismReferenceValue> values = new ArrayList<>();
for (QName relation : relationRegistry.getAllRelationsFor(relationKind)) {
PrismReferenceValue ref = new PrismReferenceValue(role.getOid());
ref.setRelation(relation);
values.add(ref);
}
ObjectQuery query = QueryBuilder.queryFor(FocusType.class, prismContext)
.item(FocusType.F_ROLE_MEMBERSHIP_REF).ref(values)
.build();
List<PrismObject<FocusType>> assignees = repositoryService.searchObjects(FocusType.class, query, null, result);
LOGGER.trace("Looking for '{}' of {} using {}: found: {}", relationKind, role, query, assignees);
assignees.forEach(o -> rv.add(ObjectTypeUtil.createObjectRef(o, prismContext)));
return rv;
}
private List<ObjectReferenceType> getObjectOwners(AccessCertificationCaseType _case, OperationResult result)
throws SchemaException, ObjectNotFoundException {
if (_case.getObjectRef() == null) {
return null;
}
ObjectType object = resolveReference(_case.getObjectRef(), ObjectType.class, result);
if (object instanceof AbstractRoleType) {
return getAssignees((AbstractRoleType) object, RelationKindType.OWNER, result);
} else {
return null;
}
}
private Collection<ObjectReferenceType> getTargetObjectApprovers(AccessCertificationCaseType _case,
OperationResult result) throws SchemaException, ObjectNotFoundException {
if (_case.getTargetRef() == null) {
return null;
}
ObjectType target = resolveReference(_case.getTargetRef(), ObjectType.class, result);
if (target instanceof AbstractRoleType) {
return getAssignees((AbstractRoleType) target, RelationKindType.APPROVER, result);
} else if (target instanceof ResourceType) {
return ResourceTypeUtil.getApproverRef((ResourceType) target);
} else {
return null;
}
}
private Collection<ObjectReferenceType> getObjectApprovers(AccessCertificationCaseType _case,
OperationResult result) throws SchemaException, ObjectNotFoundException {
if (_case.getObjectRef() == null) {
return null;
}
ObjectType object = resolveReference(_case.getObjectRef(), ObjectType.class, result);
if (object instanceof AbstractRoleType) {
return getAssignees((AbstractRoleType) object, RelationKindType.APPROVER, result);
} else {
return null;
}
}
@SuppressWarnings("SameParameterValue")
private ObjectType resolveReference(ObjectReferenceType objectRef, Class<? extends ObjectType> defaultObjectTypeClass,
OperationResult result) throws SchemaException, ObjectNotFoundException {
final Class<? extends ObjectType> objectTypeClass;
if (objectRef.getType() != null) {
//noinspection unchecked
objectTypeClass = (Class<? extends ObjectType>) prismContext.getSchemaRegistry().getCompileTimeClassForObjectType(objectRef.getType());
if (objectTypeClass == null) {
throw new SchemaException("No object class found for " + objectRef.getType());
}
} else {
objectTypeClass = defaultObjectTypeClass;
}
PrismObject<? extends ObjectType> object = repositoryService.getObject(objectTypeClass, objectRef.getOid(), null, result);
return object.asObjectable();
}
}