protected Object homePageIfUsable(ObjectAdapter serviceAdapter, ObjectAction objectAction) {
if (!objectAction.containsDoOpFacet(HomePageFacet.class)) {
return null;
}
final Consent visibility =
objectAction.isVisible(serviceAdapter, InteractionInitiatedBy.USER, Where.ANYWHERE);
if (visibility.isVetoed()) {
return null;
}
final Consent usability =
objectAction.isUsable(serviceAdapter, InteractionInitiatedBy.USER, Where.ANYWHERE);
if (usability.isVetoed()) {
return null;
}
final ObjectAdapter mixedInAdapter = null;
final ObjectAdapter[] parameters = {};
final ObjectAdapter objectAdapter =
objectAction.executeWithRuleChecking(
serviceAdapter,
mixedInAdapter,
parameters,
InteractionInitiatedBy.USER,
WHERE_FOR_ACTION_INVOCATION);
return objectAdapter != null ? objectAdapter.getObject() : null;
}
public String getReasonInvalidIfAny() {
final ObjectAdapter adapter =
getObjectAdapterMemento().getObjectAdapter(ConcurrencyChecking.CHECK);
final Consent validity =
adapter.getSpecification().isValid(adapter, InteractionInitiatedBy.USER);
return validity.isAllowed() ? null : validity.getReason();
}
@Override
public String parseAndValidate(
final ScalarModel scalarModel, final String proposedPojoAsStr) {
final OneToOneAssociation property = scalarModel.getPropertyMemento().getProperty();
ParseableFacet parseableFacet = property.getFacet(ParseableFacet.class);
if (parseableFacet == null) {
parseableFacet = property.getSpecification().getFacet(ParseableFacet.class);
}
try {
final ObjectAdapter parentAdapter =
scalarModel.parentObjectAdapterMemento.getObjectAdapter(ConcurrencyChecking.CHECK);
final ObjectAdapter currentValue = property.get(parentAdapter);
Localization localization = IsisContext.getLocalization();
final ObjectAdapter proposedAdapter =
parseableFacet.parseTextEntry(currentValue, proposedPojoAsStr, localization);
final Consent valid = property.isAssociationValid(parentAdapter, proposedAdapter);
return valid.isAllowed() ? null : valid.getReason();
} catch (final ConcurrencyException ex) {
// disregard concurrency exceptions because will pick up at the IFormValidator level
// rather
// than each individual property.
return null;
} catch (final Exception ex) {
return ex.getLocalizedMessage();
}
}
@Override
public String validate(final ScalarModel scalarModel, final ObjectAdapter proposedAdapter) {
final ObjectAdapter parentAdapter =
scalarModel.parentObjectAdapterMemento.getObjectAdapter(ConcurrencyChecking.CHECK);
final OneToOneAssociation property = scalarModel.getPropertyMemento().getProperty();
try {
final Consent valid = property.isAssociationValid(parentAdapter, proposedAdapter);
return valid.isAllowed() ? null : valid.getReason();
} catch (final Exception ex) {
return ex.getLocalizedMessage();
}
}
@Override
public String disable(final ScalarModel scalarModel, final Where where) {
final ObjectAdapter parentAdapter =
scalarModel.parentObjectAdapterMemento.getObjectAdapter(ConcurrencyChecking.CHECK);
final OneToOneAssociation property = scalarModel.getPropertyMemento().getProperty();
try {
final AuthenticationSession session = scalarModel.getAuthenticationSession();
final Consent usable = property.isUsable(session, parentAdapter, where);
return usable.isAllowed() ? null : usable.getReason();
} catch (final Exception ex) {
return ex.getLocalizedMessage();
}
}
private FormState validateObject(
final RequestContext context,
final ObjectAdapter object,
final List<ObjectAssociation> fields) {
final FormState formState = new FormState();
for (int i = 0; i < fields.size(); i++) {
final ObjectAssociation field = fields.get(i);
final String fieldId = field.getId();
String newEntry = context.getParameter(fieldId);
if (fields.get(i).isOneToManyAssociation()) {
continue;
}
if (fields
.get(i)
.isVisible(IsisContext.getAuthenticationSession(), object, where)
.isVetoed()) {
continue;
}
if (field.isUsable(IsisContext.getAuthenticationSession(), object, where).isVetoed()) {
continue;
}
if (newEntry != null && newEntry.equals("-OTHER-")) {
newEntry = context.getParameter(fieldId + "-other");
}
if (newEntry == null) {
// TODO duplicated in EditObject; line 97
final ObjectSpecification spec = field.getSpecification();
if (spec.isOfType(IsisContext.getSpecificationLoader().loadSpecification(boolean.class))
|| spec.isOfType(
IsisContext.getSpecificationLoader().loadSpecification(Boolean.class))) {
newEntry = FALSE;
} else {
continue;
}
}
final FieldEditState fieldState = formState.createField(fieldId, newEntry);
Consent consent = null;
if (field.isMandatory() && (newEntry.equals("") || newEntry.equals("NULL"))) {
consent = new Veto(field.getName() + " required");
formState.setError("Not all fields have been set");
} else if (field.getSpecification().containsFacet(ParseableFacet.class)) {
try {
final ParseableFacet facet = field.getSpecification().getFacet(ParseableFacet.class);
final ObjectAdapter originalValue = field.get(object);
Localization localization = IsisContext.getLocalization();
final ObjectAdapter newValue =
facet.parseTextEntry(originalValue, newEntry, localization);
consent = ((OneToOneAssociation) field).isAssociationValid(object, newValue);
fieldState.setValue(newValue);
} catch (final TextEntryParseException e) {
consent = new Veto(e.getMessage());
// formState.setError("Not all fields have been entered correctly");
}
} else {
final ObjectAdapter associate =
newEntry.equals("null") ? null : context.getMappedObject(newEntry);
if (associate != null) {
IsisContext.getPersistenceSession().resolveImmediately(associate);
}
consent = ((OneToOneAssociation) field).isAssociationValid(object, associate);
fieldState.setValue(associate);
}
if (consent.isVetoed()) {
fieldState.setError(consent.getReason());
formState.setError("Not all fields have been entered correctly");
}
}
// TODO check the state of the complete object.
return formState;
}