/*
* 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.viewer;
import com.google.inject.Guice;
import com.google.inject.Inject;
import com.google.inject.Injector;
import com.google.inject.Module;
import org.apache.wicket.Application;
import org.apache.wicket.IConverterLocator;
import org.apache.wicket.Page;
import org.apache.wicket.Request;
import org.apache.wicket.RequestCycle;
import org.apache.wicket.Response;
import org.apache.wicket.Session;
import org.apache.wicket.guice.GuiceComponentInjector;
import org.apache.wicket.markup.html.IHeaderContributor;
import org.apache.wicket.markup.html.IHeaderResponse;
import org.apache.wicket.markup.html.internal.HtmlHeaderContainer;
import org.apache.wicket.protocol.http.WebApplication;
import org.apache.wicket.protocol.http.WebRequest;
import org.apache.wicket.util.convert.ConverterLocator;
import org.apache.isis.core.commons.authentication.AuthenticationSession;
import org.apache.isis.core.commons.config.IsisConfiguration;
import org.apache.isis.core.commons.config.IsisConfigurationBuilder;
import org.apache.isis.core.commons.config.IsisConfigurationBuilderResourceStreams;
import org.apache.isis.core.commons.resource.ResourceStreamSource;
import org.apache.isis.core.commons.resource.ResourceStreamSourceContextLoaderClassPath;
import org.apache.isis.core.commons.resource.ResourceStreamSourceCurrentClassClassPath;
import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
import org.apache.isis.core.runtime.authentication.AuthenticationManager;
import org.apache.isis.core.runtime.authentication.AuthenticationRequest;
import org.apache.isis.core.runtime.authentication.standard.AuthenticationManagerStandard;
import org.apache.isis.core.runtime.authentication.standard.AuthenticatorAbstract;
import org.apache.isis.core.webapp.config.ResourceStreamSourceForWebInf;
import org.apache.isis.runtimes.dflt.runtime.runner.IsisModule;
import org.apache.isis.runtimes.dflt.runtime.system.DeploymentType;
import org.apache.isis.runtimes.dflt.runtime.system.IsisSystem;
import org.apache.isis.runtimes.dflt.runtime.system.context.IsisContext;
import org.apache.isis.viewer.wicket.model.mementos.ObjectAdapterMemento;
import org.apache.isis.viewer.wicket.model.nof.AuthenticationSessionAccessor;
import org.apache.isis.viewer.wicket.ui.app.cssrenderer.ApplicationCssRenderer;
import org.apache.isis.viewer.wicket.ui.app.imagecache.ImageCache;
import org.apache.isis.viewer.wicket.ui.app.imagecache.ImageCacheAccessor;
import org.apache.isis.viewer.wicket.ui.app.registry.ComponentFactoryRegistry;
import org.apache.isis.viewer.wicket.ui.app.registry.ComponentFactoryRegistryAccessor;
import org.apache.isis.viewer.wicket.ui.pages.PageClassRegistry;
import org.apache.isis.viewer.wicket.ui.pages.PageClassRegistryAccessor;
import org.apache.isis.viewer.wicket.ui.pages.PageType;
import org.apache.isis.viewer.wicket.viewer.imagecache.ImageCacheClassPath;
import org.apache.isis.viewer.wicket.viewer.integration.isis.WicketServer;
import org.apache.isis.viewer.wicket.viewer.integration.isis.WicketServerPrototype;
import org.apache.isis.viewer.wicket.viewer.integration.wicket.AnonymousWebSessionForIsis;
import org.apache.isis.viewer.wicket.viewer.integration.wicket.ConverterForObjectAdapter;
import org.apache.isis.viewer.wicket.viewer.integration.wicket.ConverterForObjectAdapterMemento;
import org.apache.isis.viewer.wicket.viewer.integration.wicket.WebRequestCycleForIsis;
public class IsisWicketUnsecuredApplication extends WebApplication implements ComponentFactoryRegistryAccessor, PageClassRegistryAccessor, ImageCacheAccessor, ApplicationCssRenderer, AuthenticationSessionAccessor {
private static final long serialVersionUID = 1L;
private static final String WICKET_CONFIGURATION_TYPE_DEVELOPMENT = Application.DEVELOPMENT;
/**
* Convenience locator, downcasts inherited functionality.
*/
public static IsisWicketUnsecuredApplication get() {
return (IsisWicketUnsecuredApplication) WebApplication.get();
}
/**
* {@link Inject}ed when {@link #init() initialized}.
*/
@Inject
private ComponentFactoryRegistry componentFactoryRegistry;
/**
* {@link Inject}ed when {@link #init() initialized}.
*/
@Inject
private ImageCacheClassPath imageCache;
/**
* {@link Inject}ed when {@link #init() initialized}.
*/
@Inject
private PageClassRegistry pageClassRegistry;
/**
* {@link Inject}ed when {@link #init() initialized}.
*/
@ApplicationCssUrl
@Inject
private String applicationCssUrl;
/**
* {@link Inject}ed when {@link #init() initialized}.
*/
@Inject
@SuppressWarnings("unused")
private IsisSystem system;
// /////////////////////////////////////////////////
// constructor, init
// /////////////////////////////////////////////////
public IsisWicketUnsecuredApplication() {
}
/**
* Initializes the application; in particular, bootstrapping the Isis
* backend, and initializing the {@link ComponentFactoryRegistry} to be used
* for rendering.
*/
@Override
protected void init() {
super.init();
getResourceSettings().setParentFolderPlaceholder("$up$");
final DeploymentType deploymentType = determineDeploymentType();
final IsisConfigurationBuilder isisConfigurationBuilder = createConfigBuilder();
final IsisModule isisModule = new IsisModule(deploymentType, isisConfigurationBuilder);
final Injector injector = Guice.createInjector(isisModule, newIsisWicketModule());
injector.injectMembers(this);
initWicketComponentInjection(injector);
}
private DeploymentType determineDeploymentType() {
if (getConfigurationType().equalsIgnoreCase(WICKET_CONFIGURATION_TYPE_DEVELOPMENT)) {
return new WicketServerPrototype();
} else {
return new WicketServer();
}
}
private IsisConfigurationBuilder createConfigBuilder() {
final ResourceStreamSource rssServletContext = new ResourceStreamSourceForWebInf(getServletContext());
final ResourceStreamSource rssTcl = ResourceStreamSourceContextLoaderClassPath.create();
final ResourceStreamSource rssClasspath = new ResourceStreamSourceCurrentClassClassPath();
final IsisConfigurationBuilder isisConfigurationBuilder = new IsisConfigurationBuilderResourceStreams(rssTcl, rssClasspath, rssServletContext);
return isisConfigurationBuilder;
}
protected void initWicketComponentInjection(final Injector injector) {
addComponentInstantiationListener(new GuiceComponentInjector(this, injector));
}
/**
* Override if required
*/
protected Module newIsisWicketModule() {
return new IsisWicketModule();
}
// /////////////////////////////////////////////////
// Wicket Hooks
// /////////////////////////////////////////////////
@Override
public Session newSession(final Request request, final Response response) {
final AuthenticationManager authenticationManager = anonymousAuthenticationManager();
final AnonymousWebSessionForIsis anonymousWebSession = new AnonymousWebSessionForIsis(request, authenticationManager);
anonymousWebSession.authenticate(null, null);
return anonymousWebSession;
}
private AuthenticationManager authenticationManager;
/**
* Lazily creates an {@link AuthenticationManager} that will authenticate
* all requests.
*/
private AuthenticationManager anonymousAuthenticationManager() {
if (authenticationManager == null) {
final IsisConfiguration configuration = IsisContext.getConfiguration();
final AuthenticationManagerStandard authenticationManager = new AuthenticationManagerStandard(configuration);
authenticationManager.addAuthenticator(new AuthenticatorAbstract(configuration) {
@Override
public boolean isValid(final AuthenticationRequest request) {
return true;
}
@Override
public boolean canAuthenticate(final Class<? extends AuthenticationRequest> authenticationRequestClass) {
return true;
}
});
authenticationManager.init();
this.authenticationManager = authenticationManager;
}
return authenticationManager;
}
/**
* Installs a {@link WebRequestCycleForIsis custom implementation} of
* Wicket's own {@link RequestCycle}, hooking in to provide session and
* transaction management across potentially multiple concurrent requests
* for the same Wicket session.
*
* <p>
* In general, it shouldn't be necessary to override this method.
*/
@Override
public RequestCycle newRequestCycle(final Request request, final Response response) {
return new WebRequestCycleForIsis(this, (WebRequest) request, response);
}
/**
* Installs a {@link ConverterLocator} preconfigured with a number of
* implementations to support Isis specific objects.
*
* <p>
* In general, it shouldn't be necessary to override this method.
*/
@Override
protected IConverterLocator newConverterLocator() {
final ConverterLocator converterLocator = new ConverterLocator();
converterLocator.set(ObjectAdapter.class, new ConverterForObjectAdapter());
converterLocator.set(ObjectAdapterMemento.class, new ConverterForObjectAdapterMemento());
return converterLocator;
}
// /////////////////////////////////////////////////
// Application Css
// /////////////////////////////////////////////////
protected String getApplicationCssUrl() {
return applicationCssUrl;
}
/**
* Renders the {@link #getApplicationCssUrl() application-supplied CSS}, if
* any.
*
* <p>
* TODO: doing it this way, as opposed to simply
* {@link #addRenderHeadListener(IHeaderContributor) registering} an
* {@link IHeaderContributor} does mean that the header is not first in the
* list, so can override other page-level CSS. However, it still comes after
* any component-level CSS, so is not ideal.
*/
@Override
public void renderApplicationCss(final HtmlHeaderContainer container) {
final String cssUrl = getApplicationCssUrl();
if (cssUrl == null) {
return;
}
final IHeaderResponse headerResponse = container.getHeaderResponse();
headerResponse.renderCSSReference(cssUrl);
}
// /////////////////////////////////////////////////
// Component Factories
// /////////////////////////////////////////////////
/**
* The {@link ComponentFactoryRegistry} created in
* {@link #newComponentFactoryRegistry()}.
*/
@Override
public final ComponentFactoryRegistry getComponentFactoryRegistry() {
return componentFactoryRegistry;
}
// /////////////////////////////////////////////////
// Page Registry
// /////////////////////////////////////////////////
/**
* Access to other page types.
*
* <p>
* Non-final only for testing purposes; should not typically be overridden.
*/
@Override
public PageClassRegistry getPageClassRegistry() {
return pageClassRegistry;
}
/**
* Delegates to the {@link #getPageClassRegistry() PageClassRegistry}.
*/
@Override
public Class<? extends Page> getHomePage() {
return getPageClassRegistry().getPageClass(PageType.HOME);
}
// /////////////////////////////////////////////////
// Images
// /////////////////////////////////////////////////
@Override
public ImageCache getImageCache() {
return imageCache;
}
// /////////////////////////////////////////////////
// Authentication Session
// /////////////////////////////////////////////////
@Override
public AuthenticationSession getAuthenticationSession() {
return IsisContext.getAuthenticationSession();
}
}