/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.isis.viewer.wicket.ui.pages.home;
import java.util.List;
import org.apache.wicket.authroles.authorization.strategies.role.annotations.AuthorizeInstantiation;
import org.apache.wicket.model.IModel;
import org.apache.wicket.request.mapper.parameter.PageParameters;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.metamodel.facets.actions.homepage.HomePageFacet;
import org.apache.isis.core.metamodel.facets.actions.invoke.ActionInvocationFacet;
import org.apache.isis.core.metamodel.spec.ObjectSpecification;
import org.apache.isis.core.metamodel.spec.feature.Contributed;
import org.apache.isis.core.metamodel.spec.feature.ObjectAction;
import org.apache.isis.viewer.wicket.model.mementos.ActionMemento;
import org.apache.isis.viewer.wicket.model.mementos.ObjectAdapterMemento;
import org.apache.isis.viewer.wicket.model.models.ActionModel;
import org.apache.isis.viewer.wicket.model.models.ActionModel.Mode;
import org.apache.isis.viewer.wicket.model.models.ActionModel.SingleResultsMode;
import org.apache.isis.viewer.wicket.model.util.MementoFunctions;
import org.apache.isis.viewer.wicket.ui.ComponentType;
import org.apache.isis.viewer.wicket.ui.pages.PageAbstract;
import org.apache.isis.viewer.wicket.ui.util.Components;
/**
* Web page representing the home page (showing a welcome message).
*/
@AuthorizeInstantiation("org.apache.isis.viewer.wicket.roles.USER")
public class HomePage extends PageAbstract {
private static final long serialVersionUID = 1L;
public HomePage() {
super(new PageParameters(), ApplicationActions.INCLUDE);
addChildComponents(null);
buildGui();
addBookmarkedPages();
}
private void buildGui() {
final HomePageTuple homePageTuple = lookupHomePageAction();
if(homePageTuple != null) {
Components.permanentlyHide(this, ComponentType.WELCOME);
final ObjectAdapterMemento serviceMemento = MementoFunctions.fromAdapter().apply(homePageTuple.serviceAdapter);
ActionMemento homePageActionMemento = MementoFunctions.fromAction().apply(homePageTuple.action);
Mode mode = homePageTuple.action.getParameterCount() > 0? Mode.PARAMETERS : Mode.RESULTS;
final IModel<?> actionModel = ActionModel.create(serviceMemento, homePageActionMemento, mode, SingleResultsMode.INLINE);
getComponentFactoryRegistry().addOrReplaceComponent(this, ComponentType.ACTION, actionModel);
} else {
Components.permanentlyHide(this, ComponentType.ACTION);
getComponentFactoryRegistry().addOrReplaceComponent(this, ComponentType.WELCOME, null);
}
}
private static class HomePageTuple {
HomePageTuple(ObjectAdapter serviceAdapter, ObjectAction objectAction) {
this.serviceAdapter = serviceAdapter;
action = objectAction;
}
ObjectAdapter serviceAdapter;
ObjectAction action;
}
private HomePageTuple lookupHomePageAction() {
List<ObjectAdapter> serviceAdapters = getPersistenceSession().getServices();
for (ObjectAdapter serviceAdapter : serviceAdapters) {
final ObjectSpecification serviceSpec = serviceAdapter.getSpecification();
List<ObjectAction> objectActions = serviceSpec.getObjectActions(Contributed.EXCLUDED);
for (ObjectAction objectAction : objectActions) {
if(objectAction.containsFacet(HomePageFacet.class)) {
return new HomePageTuple(serviceAdapter, objectAction);
}
}
}
return null;
}
}