/**
* Copyright (C) 2012 JBoss Inc
*
* 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.dashboard.ui.controller.requestChain;
import org.jboss.dashboard.LocaleManager;
import org.jboss.dashboard.ui.NavigationManager;
import org.jboss.dashboard.ui.UIServices;
import org.jboss.dashboard.ui.components.BeanDispatcher;
import org.jboss.dashboard.ui.components.URLMarkupGenerator;
import org.jboss.dashboard.ui.controller.CommandResponse;
import org.jboss.dashboard.ui.controller.RequestContext;
import org.jboss.dashboard.workspace.Panel;
import org.jboss.dashboard.workspace.Parameters;
import org.jboss.dashboard.ui.panel.PanelDriver;
import org.jboss.dashboard.ui.panel.PanelProvider;
import org.jboss.dashboard.workspace.Section;
import org.jboss.dashboard.security.WorkspacePermission;
import org.jboss.dashboard.security.SectionPermission;
import org.jboss.dashboard.profiler.*;
import org.jboss.dashboard.users.UserStatus;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.enterprise.context.ApplicationScoped;
import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
@ApplicationScoped
public class RequestDispatcher extends AbstractChainProcessor {
@Inject
private transient Logger log;
@Inject
private BeanDispatcher beanDispatcher;
public boolean processRequest() throws Exception {
RequestContext requestContext = getRequestContext();
HttpServletRequest request = getHttpRequest();
String pAction = request.getParameter(Parameters.DISPATCH_ACTION);
String idPanel = request.getParameter(Parameters.DISPATCH_IDPANEL);
if (StringUtils.isEmpty(pAction) || StringUtils.isEmpty(idPanel)) {
log.debug("Running bean action.");
CommandResponse res = beanDispatcher.handleRequest(getRequest());
if (request.getServletPath().indexOf("/" + URLMarkupGenerator.COMMAND_RUNNER) != -1) {
requestContext.consumeURIPart(requestContext.getURIToBeConsumed());
}
if (res != null) {
requestContext.setResponse(res);
}
return true;
}
// Get the specified panel from the current page.
Section currentPage = NavigationManager.lookup().getCurrentSection();
Panel panel = currentPage.getPanel(idPanel);
if (panel == null) {
// If not found then try to get the panel from wherever the request comes from.
panel = UIServices.lookup().getPanelsManager().getPaneltById(new Long(idPanel));
if (panel == null) {
log.error("Cannot dispatch to panel " + idPanel + ". Panel not found.");
return true;
}
// Ensure the panel's section is set as current.
// This is needed to support requests coming from pages reached after clicking the browser's back button.
NavigationManager.lookup().setCurrentSection(panel.getSection());
}
CodeBlockTrace trace = new PanelActionTrace(panel, pAction).begin();
try {
WorkspacePermission workspacePerm = WorkspacePermission.newInstance(panel.getWorkspace(), WorkspacePermission.ACTION_LOGIN);
if (UserStatus.lookup().hasPermission(workspacePerm)) {
SectionPermission sectionPerm = SectionPermission.newInstance(panel.getSection(), SectionPermission.ACTION_VIEW);
if (UserStatus.lookup().hasPermission(sectionPerm)) {
PanelProvider provider = panel.getInstance().getProvider();
if (provider.isEnabled()) {
PanelDriver handler = provider.getDriver();
CommandResponse response = handler.execute(panel, getRequest());
if (response != null)
requestContext.setResponse(response);
if (request.getServletPath().indexOf("/" + URLMarkupGenerator.COMMAND_RUNNER) != -1) {
requestContext.consumeURIPart(requestContext.getURIToBeConsumed());
}
}
}
}
} finally {
trace.end();
}
return true;
}
/** Panel action trace */
class PanelActionTrace extends CodeBlockTrace {
protected Map<String,Object> context;
public PanelActionTrace(Panel panel, String pAction) {
super(panel.getInstanceId().toString());
LocaleManager localeManager = LocaleManager.lookup();
String title = (String) localeManager.localize(panel.getInstance().getTitle());
if (title == null) title = panel.getPanelId().toString();
Section section = panel.getSection();
context = new LinkedHashMap<String,Object>();
context.put("Workspace", localeManager.localize(section.getWorkspace().getTitle()));
context.put("Section", localeManager.localize(section.getTitle()));
context.put("Panel", title);
context.put("Panel id.", panel.getPanelId().toString());
context.put("Panel driver", panel.getProvider().getDriver().getClass().getName());
context.put("Panel action", pAction);
ThreadProfile threadProfile = Profiler.lookup().getCurrentThreadProfile();
if (threadProfile != null) threadProfile.addContextProperties(context);
}
public CodeBlockType getType() {
return CoreCodeBlockTypes.PANEL_ACTION;
}
public String getDescription() {
return context.get("Panel") + " - " + context.get("Panel action");
}
public Map<String,Object> getContext() {
return context;
}
}
}