/**
* 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.components;
import org.jboss.dashboard.commons.cdi.CDIBeanLocator;
import org.jboss.dashboard.ui.controller.RequestContext;
import org.jboss.dashboard.ui.controller.requestChain.CSRFTokenGenerator;
import org.jboss.dashboard.ui.controller.requestChain.CSRFTokenProcessor;
import org.jboss.dashboard.workspace.Panel;
import org.jboss.dashboard.workspace.Parameters;
import org.jboss.dashboard.ui.formatters.FactoryURL;
import org.apache.commons.lang.StringEscapeUtils;
import org.slf4j.Logger;
import javax.enterprise.context.ApplicationScoped;
import javax.inject.Inject;
/**
* Manager that generates markup for the handler taglib
*/
@ApplicationScoped
public class HandlerMarkupGenerator {
public static HandlerMarkupGenerator lookup() {
return CDIBeanLocator.getBeanByType(HandlerMarkupGenerator.class);
}
@Inject
private transient Logger log;
public String getMarkup(String bean, String property) {
Panel panel = RequestContext.lookup().getActivePanel();
if (panel != null) return getPanelUrlMarkup(bean, property, panel);
else return _getMarkup(bean, property);
}
protected String getPanelUrlMarkup(String bean, String action, Panel panel) {
StringBuffer sb = new StringBuffer();
sb.append(getMarkupToPanelAction(panel, "_factory"));
sb.append(_getMarkup(bean, action));
return sb.toString();
}
protected String _getMarkup(String bean, String action) {
StringBuffer sb = new StringBuffer();
sb.append(getHiddenMarkup(FactoryURL.PARAMETER_BEAN, bean));
sb.append(getHiddenMarkup(FactoryURL.PARAMETER_ACTION, action));
// Add the CSRF protection token
if (CSRFTokenProcessor.lookup().isEnabled()) {
CSRFTokenGenerator csrfTokenGenerator = CSRFTokenGenerator.lookup();
sb.append(getHiddenMarkup(csrfTokenGenerator.getTokenName(), csrfTokenGenerator.getLastToken()));
}
try {
BeanHandler element = (BeanHandler) CDIBeanLocator.getBeanByNameOrType(bean);
element.setEnabledForActionHandling(true);
} catch (ClassCastException cce) {
log.error("Bean " + bean + " is not a BeanHandler.");
}
return sb.toString();
}
protected String getHiddenMarkup(String name, String value) {
name = StringEscapeUtils.escapeHtml(name);
value = StringEscapeUtils.escapeHtml(value);
return "<input type=\"hidden\" name=\"" + name + "\" value=\"" + value + "\">";
}
public String getMarkupToPanelAction(Panel panel, String action) {
StringBuffer sb = new StringBuffer();
sb.append(getHiddenMarkup(Parameters.DISPATCH_IDPANEL, panel.getPanelId().toString()));
sb.append(getHiddenMarkup(Parameters.DISPATCH_ACTION, action));
return sb.toString();
}
}