Examples with IdmFormAttribute eu.bcvsolutions.idm.core.eav.entity.IdmFormAttribute used on opensource projects

Example 1 with IdmFormAttribute

use of eu.bcvsolutions.idm.core.eav.entity.IdmFormAttribute in project CzechIdMng by bcvsolutions.

the class AbstractFormValueEvaluator method getPredicate.

@Override
@SuppressWarnings({ "rawtypes", "unchecked" })
public Predicate getPredicate(Root<T> root, CriteriaQuery<?> query, CriteriaBuilder builder, AuthorizationPolicy policy, BasePermission... permission) {
    if (!hasPermission(policy, permission)) {
        return null;
    }
    if (!securityService.isAuthenticated()) {
        return null;
    }
    // 
    List<Predicate> predicates = new ArrayList<>();
    // 
    // by form definition
    IdmFormDefinitionDto formDefinition = getFormDefinition(policy);
    if (formDefinition == null) {
        // if form definition is empty ... we disable all
        return builder.disjunction();
    }
    // prevent to generate cross joins by default
    Join<T, IdmFormAttribute> eavAttr = root.join(AbstractFormValue_.formAttribute);
    Join<IdmFormAttribute, IdmFormDefinition> extDef = eavAttr.join(IdmFormAttribute_.formDefinition);
    // 
    predicates.add(builder.equal(extDef.get(IdmFormDefinition_.id), formDefinition.getId()));
    // 
    // by form attributes
    Set<String> formAttributes = getFormAttributes(policy);
    if (!formAttributes.isEmpty()) {
        predicates.add(eavAttr.get(IdmFormAttribute_.code).in(formAttributes));
    }
    // by self
    if (isSelfOnly(policy)) {
        predicates.add(builder.equal(root.get(FormValueService.PROPERTY_OWNER).get(BaseEntity.PROPERTY_ID), securityService.getCurrentId()));
    }
    // owner read or update - reuse the same subquery
    if (isOwnerRead(policy) || isOwnerUpdate(policy)) {
        Class<? extends FormableEntity> ownerType = getOwnerType();
        Subquery subquery = query.subquery(ownerType);
        Root subRoot = subquery.from(ownerType);
        // TODO: select 1 or something like this
        subquery.select(subRoot);
        subquery.where(builder.and(authorizationManager.getPredicate(subRoot, query, builder, isOwnerRead(policy) ? IdmBasePermission.READ : null, isOwnerUpdate(policy) ? IdmBasePermission.UPDATE : null), // correlation attribute
        builder.equal(root.get(FormValueService.PROPERTY_OWNER), subRoot)));
        // 
        // predicates.add(builder.greaterThan(builder.count(subquery), 0L));
        predicates.add(builder.exists(subquery));
    }
    // 
    return builder.and(predicates.toArray(new Predicate[predicates.size()]));
}