/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.portal.mop.management.binding.xml;
import static org.gatein.common.xml.stax.navigator.Exceptions.expectedElement;
import static org.gatein.common.xml.stax.navigator.Exceptions.unexpectedElement;
import static org.gatein.common.xml.stax.navigator.Exceptions.unknownElement;
import static org.gatein.common.xml.stax.navigator.StaxNavUtils.getContent;
import static org.gatein.common.xml.stax.navigator.StaxNavUtils.getRequiredAttribute;
import static org.gatein.common.xml.stax.navigator.StaxNavUtils.getRequiredContent;
import static org.gatein.common.xml.stax.writer.StaxWriterUtils.buildDefaultWriter;
import static org.gatein.common.xml.stax.writer.StaxWriterUtils.writeOptionalElement;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import javax.xml.stream.XMLStreamException;
import org.exoplatform.portal.config.model.Container;
import org.exoplatform.portal.config.model.ModelObject;
import org.exoplatform.portal.config.model.PageBody;
import org.exoplatform.portal.config.model.PortalConfig;
import org.exoplatform.portal.config.model.PortalRedirect;
import org.exoplatform.portal.config.model.Properties;
import org.exoplatform.portal.config.serialize.JibxArraySerialize;
import org.exoplatform.portal.mop.management.binding.xml.portal.redirects.PortalRedirectXmlHandler;
import org.gatein.common.xml.stax.navigator.StaxNavUtils;
import org.gatein.common.xml.stax.writer.StaxWriter;
import org.gatein.common.xml.stax.writer.builder.StaxWriterBuilder;
import org.gatein.management.api.binding.BindingException;
import org.staxnav.Axis;
import org.staxnav.StaxNavException;
import org.staxnav.StaxNavigator;
/**
* @author <a href="mailto:nscavell@redhat.com">Nick Scavelli</a>
* @version $Revision$
*/
public class SiteLayoutMarshaller extends AbstractMarshaller<PortalConfig> {
private final PortalRedirectXmlHandler redirectXmlHandler = new PortalRedirectXmlHandler();
@Override
public void marshal(PortalConfig object, OutputStream outputStream, boolean pretty) throws BindingException {
try {
StaxWriterBuilder builder = buildDefaultWriter(outputStream);
if (!pretty) {
builder.withFormatting(null);
}
StaxWriter<Element> writer = builder.build(Element.class);
// root element
writer.writeStartElement(Element.PORTAL_CONFIG);
writeGateinObjectsNamespace(writer);
marshalPortalConfig(writer, object);
writer.finish();
} catch (StaxNavException e) {
throw new BindingException(e);
} catch (XMLStreamException e) {
throw new BindingException(e);
}
}
@Override
public PortalConfig unmarshal(InputStream is) throws BindingException {
try {
StaxNavigator<Element> navigator = StaxNavUtils.createNavigator(Element.class, Element.UNKNOWN, is);
if (navigator.getName() == Element.PORTAL_CONFIG) {
return unmarshalPortalConfig(navigator);
} else {
throw unknownElement(navigator);
}
} catch (StaxNavException e) {
throw new BindingException(e);
} catch (XMLStreamException e) {
throw new BindingException(e);
}
}
private void marshalPortalConfig(StaxWriter<Element> writer, PortalConfig portalConfig) throws XMLStreamException {
writer.writeElement(Element.PORTAL_NAME, portalConfig.getName());
writeOptionalElement(writer, Element.LABEL, portalConfig.getLabel());
writeOptionalElement(writer, Element.DESCRIPTION, portalConfig.getDescription());
writeOptionalElement(writer, Element.LOCALE, portalConfig.getLocale());
// Access permissions
marshalAccessPermissions(writer, portalConfig.getAccessPermissions());
// Edit permission
marshalEditPermission(writer, portalConfig.getEditPermission());
writeOptionalElement(writer, Element.SKIN, portalConfig.getSkin());
Utils.marshalProperties(writer, portalConfig.getProperties());
// portal redirects
redirectXmlHandler.write(writer, portalConfig.getPortalRedirects());
Container container = portalConfig.getPortalLayout();
if (container != null) {
writer.writeStartElement(Element.PORTAL_LAYOUT);
marshalPermissions(writer, Element.MOVE_APPLICATIONS_PERMISSIONS, container.getMoveAppsPermissions());
marshalPermissions(writer, Element.MOVE_CONTAINERS_PERMISSIONS, container.getMoveContainersPermissions());
List<ModelObject> children = container.getChildren();
if (children != null && !children.isEmpty()) {
for (ModelObject child : children) {
marshalModelObject(writer, child);
}
}
writer.writeEndElement();
}
}
private PortalConfig unmarshalPortalConfig(StaxNavigator<Element> navigator) throws XMLStreamException {
PortalConfig portalConfig = new PortalConfig();
Container portalLayout = null;
Element current = navigator.child();
while (current != null) {
switch (current) {
case PORTAL_NAME:
portalConfig.setName(navigator.getContent());
current = navigator.sibling();
break;
case LOCALE:
portalConfig.setLocale(navigator.getContent());
current = navigator.sibling();
break;
case LABEL:
portalConfig.setLabel(navigator.getContent());
current = navigator.sibling();
break;
case DESCRIPTION:
portalConfig.setDescription(navigator.getContent());
current = navigator.sibling();
break;
case SKIN:
portalConfig.setSkin(navigator.getContent());
current = navigator.sibling();
break;
case PROPERTIES:
Properties properties = Utils.unmarshalProperties(navigator);
portalConfig.setProperties(properties);
current = navigator.next();
break;
case ACCESS_PERMISSIONS:
portalConfig.setAccessPermissions(unmarshalAccessPermissions(navigator, false));
current = navigator.sibling();
break;
case EDIT_PERMISSION:
portalConfig.setEditPermission(unmarshalEditPermission(navigator));
current = navigator.sibling();
break;
case PORTAL_REDIRECTS:
portalConfig.setPortalRedirects((ArrayList<PortalRedirect>) redirectXmlHandler.read(navigator.fork()));
current = navigator.sibling();
break;
case PORTAL_LAYOUT:
portalLayout = new Container();
current = navigator.child();
break;
case MOVE_APPLICATIONS_PERMISSIONS:
if (portalLayout == null) {
throw expectedElement(navigator, Element.PORTAL_LAYOUT);
}
portalLayout.setMoveAppsPermissions(unmarshalPermissions(navigator, false));
current = navigator.sibling();
break;
case MOVE_CONTAINERS_PERMISSIONS:
if (portalLayout == null) {
throw expectedElement(navigator, Element.PORTAL_LAYOUT);
}
portalLayout.setMoveContainersPermissions(unmarshalPermissions(navigator, false));
current = navigator.sibling();
break;
case PAGE_BODY:
if (portalLayout == null) {
throw expectedElement(navigator, Element.PORTAL_LAYOUT);
}
portalLayout.getChildren().add(new PageBody());
current = navigator.sibling();
break;
case PORTLET_APPLICATION:
if (portalLayout == null) {
throw expectedElement(navigator, Element.PORTAL_LAYOUT);
}
portalLayout.getChildren().add(unmarshalPortletApplication(navigator.fork()));
current = navigator.sibling();
break;
case GADGET_APPLICATION:
if (portalLayout == null) {
throw expectedElement(navigator, Element.PORTAL_LAYOUT);
}
portalLayout.getChildren().add(unmarshalGadgetApplication(navigator.fork()));
current = navigator.sibling();
break;
case CONTAINER:
if (portalLayout == null) {
throw expectedElement(navigator, Element.PORTAL_LAYOUT);
}
portalLayout.getChildren().add(unmarshalContainer(navigator.fork()));
current = navigator.sibling();
break;
case UNKNOWN:
throw unknownElement(navigator);
default:
throw unexpectedElement(navigator);
}
}
// TODO: We should raise this exception as soon as we know so location is accurate
if (portalConfig.getAccessPermissions() == null)
throw expectedElement(navigator, Element.ACCESS_PERMISSIONS);
if (portalLayout == null) {
portalLayout = PortalConfig.DEFAULT_LAYOUT;
} else {
int count = countPageBodyElements(portalLayout, 0);
if (count < 1) {
throw new StaxNavException("No page-body element found.");
} else if (count > 1) {
throw new StaxNavException("Multiple page-body elements found.");
}
}
portalConfig.setPortalLayout(portalLayout);
return portalConfig;
}
private static int countPageBodyElements(Container container, int pageBodyCount) {
if (container.getChildren() != null) {
for (ModelObject child : container.getChildren()) {
if (child instanceof PageBody) {
pageBodyCount++;
} else if (child instanceof Container) {
pageBodyCount = countPageBodyElements((Container) child, pageBodyCount);
}
}
}
return pageBodyCount;
}
}