/*
* Copyright (C) 2014 Red Hat, Inc. and/or its affiliates.
*
* 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 org.jboss.errai.security.demo.client.local;
import javax.enterprise.context.Dependent;
import javax.inject.Inject;
import org.jboss.errai.common.client.api.Caller;
import org.jboss.errai.common.client.dom.Anchor;
import org.jboss.errai.common.client.dom.MouseEvent;
import org.jboss.errai.security.shared.api.annotation.RestrictedAccess;
import org.jboss.errai.security.shared.service.AuthenticationService;
import org.jboss.errai.ui.nav.client.local.Navigation;
import org.jboss.errai.ui.nav.client.local.api.LoginPage;
import org.jboss.errai.ui.nav.client.local.api.TransitionTo;
import org.jboss.errai.ui.nav.client.local.api.TransitionToRole;
import org.jboss.errai.ui.shared.api.annotations.DataField;
import org.jboss.errai.ui.shared.api.annotations.EventHandler;
import org.jboss.errai.ui.shared.api.annotations.ForEvent;
import org.jboss.errai.ui.shared.api.annotations.Templated;
/**
* <p>
* A navigation bar that lives outside the {@link Navigation#getContentPanel()
* navigation content panel} so that it is always displayed on the page.
*
* <p>
* {@link RestrictedAccess} annotated on a field applies a
* {@link RestrictedAccess#CSS_CLASS_NAME CSS class} to the element when a user
* is not logged in or lacks the specified roles.
*
* <p>
* {@link #admin}, and {{@link #logout} become hidden when a user lacks roles.
* {@link #login} uses additional CSS rules so that it is hidden when a user
* <b>does</b> have proper roles (see application.css in src/main/webapp/css).
*/
@Templated
@Dependent
public class NavBar {
@Inject
@DataField
@TransitionTo(Messages.class)
Anchor messages;
@Inject
@DataField
@TransitionToRole(LoginPage.class)
@RestrictedAccess
Anchor login;
@Inject
@DataField
@TransitionTo(AdminPage.class)
@RestrictedAccess(roles = "admin")
Anchor admin;
@Inject
@DataField
@RestrictedAccess
Anchor logout;
@Inject org.jboss.errai.ui.nav.client.local.TransitionTo<WelcomePage> welcomePage;
@Inject Caller<AuthenticationService> authServiceCaller;
@EventHandler("logout")
public void logoutClicked(final @ForEvent("click") MouseEvent event) {
authServiceCaller.call(response -> welcomePage.go()).logout();
}
}