/**
* 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.formatters;
import org.jboss.dashboard.ui.HTTPSettings;
import org.jboss.dashboard.ui.taglib.formatter.FormatterException;
import org.jboss.dashboard.security.PanelPermission;
import org.jboss.dashboard.users.UserStatus;
import org.jboss.dashboard.workspace.Panel;
import org.slf4j.Logger;
import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Formatter that renders the simple version of panel rendering, with menu.
*/
public class RenderRegionFormatter extends RegionFormatter {
@Inject
private transient Logger log;
/**
* Perform the required logic for this Formatter. Inside, the methods
* setAttribute and renderFragment are intended to be used to generate the
* output and set parameters for this output.
* Method getParameter is intended to retrieve input parameters by name.
* <p/>
* Exceptions are to be catched inside the method, and not to be thrown, normally,
* formatters could use a error fragment to be displayed when an error happens
* in displaying. But if the error is unexpected, it can be wrapped inside a
* FormatterException.
*
* @param request user request
* @param response response to the user
* @throws org.jboss.dashboard.ui.taglib.formatter.FormatterException
* in case of an unexpected exception.
*/
@Override
public void service(HttpServletRequest request, HttpServletResponse response) throws FormatterException {
super.service(request, response);
if (currentSection == null) {
log.error("Rendering a region, and current page is null.");
return;
}
if (currentSectionRegion == null) {
log.error("Cannot find region named " + currentRegion.getId() + " in current page!");
return;
}
if(regionPanels.size() == 0 && !userAdmin) return;
if (currentRegion.isTabbedRegion()) {
setAttribute("regionId", HTTPSettings.AJAX_AREA_PREFFIX + currentRegion.getId());
renderFragment("outputTabbedRegion");
} else {
renderRegionStart();
renderRegionPanelsStart();
renderNewLineStart();
if (userAdmin && currentRegion.isRowRegion()) {
renderPanelDropRegion(0, !regionPanels.isEmpty());
}
if (userAdmin && currentRegion.isColumnRegion()) {
renderPanelDropRegion(0, !regionPanels.isEmpty());
renderNewLineEnd();
renderNewLineStart();
}
if (regionPanels.size() > 0) {
for (int i = 0; i < regionPanels.size(); i++) {
Panel panel = regionPanels.get(i);
int position = panel.getPosition();
PanelPermission editPerm = PanelPermission.newInstance(panel, PanelPermission.ACTION_EDIT);
boolean canEditPanel = getUserStatus().hasPermission( editPerm);
renderPanel(panel, canEditPanel);
if (userAdmin && currentRegion.isRowRegion()) {
renderPanelDropRegion(position + 1, !regionPanels.isEmpty());
}
if (currentRegion.isColumnRegion() && i != regionPanels.size()) {
renderNewLineEnd();
renderNewLineStart();
}
if (userAdmin && currentRegion.isColumnRegion()) {
renderPanelDropRegion(position + 1, !regionPanels.isEmpty());
renderNewLineEnd();
if (i != regionPanels.size()) renderNewLineStart();
}
}
} else if (userAdmin) {
renderThereAreNoPanels();
} else {
renderEmptyShowModeRegion();
}
renderRegionPanelsEnd();
renderRegionEnd();
}
}
}