/**
* Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright ownership. Apereo
* licenses this file to you 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 the
* following location:
*
* <p>http://www.apache.org/licenses/LICENSE-2.0
*
* <p>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.apereo.portal.portlet.container;
import java.io.IOException;
import java.util.List;
import javax.portlet.ActionRequest;
import javax.portlet.ActionResponse;
import javax.portlet.EventPortlet;
import javax.portlet.EventRequest;
import javax.portlet.EventResponse;
import javax.portlet.Portlet;
import javax.portlet.PortletContext;
import javax.portlet.PortletException;
import javax.portlet.RenderRequest;
import javax.portlet.RenderResponse;
import javax.portlet.ResourceRequest;
import javax.portlet.ResourceResponse;
import javax.portlet.ResourceServingPortlet;
import org.apache.pluto.container.FilterManager;
import org.apache.pluto.container.PortletWindow;
import org.apache.pluto.container.om.portlet.Filter;
import org.apache.pluto.container.om.portlet.FilterMapping;
import org.apache.pluto.container.om.portlet.PortletApplicationDefinition;
import org.apache.pluto.container.om.portlet.PortletDefinition;
public class FilterManagerImpl implements FilterManager {
private FilterChainImpl filterchain;
private PortletApplicationDefinition portletApp;
private String portletName;
private String lifeCycle;
public FilterManagerImpl(PortletWindow portletWindow, String lifeCycle) {
final PortletDefinition pd = portletWindow.getPortletDefinition();
this.portletApp = pd.getApplication();
this.portletName = pd.getPortletName();
this.lifeCycle = lifeCycle;
filterchain = new FilterChainImpl(lifeCycle);
initFilterChain();
}
private void initFilterChain() {
List<? extends FilterMapping> filterMappingList = portletApp.getFilterMappings();
if (filterMappingList != null) {
for (FilterMapping filterMapping : filterMappingList) {
if (isFilter(filterMapping, portletName)) {
//the filter is specified for the portlet, check the filter for the lifecycle
List<? extends Filter> filterList = portletApp.getFilters();
for (Filter filter : filterList) {
//search for the filter in the filter
if (filter.getFilterName().equals(filterMapping.getFilterName())) {
//check the lifecycle
if (isLifeCycle(filter, lifeCycle)) {
//the filter match to the portlet and has the specified lifecycle -> add to chain
filterchain.addFilter(filter);
}
}
}
}
}
}
}
/**
* @see org.apache.pluto.container.FilterManager#processFilter(javax.portlet.EventRequest,
* javax.portlet.EventResponse, javax.portlet.EventPortlet, javax.portlet.PortletContext)
*/
public void processFilter(
EventRequest req,
EventResponse res,
EventPortlet eventPortlet,
PortletContext portletContext)
throws PortletException, IOException {
filterchain.processFilter(req, res, eventPortlet, portletContext);
}
/**
* @see org.apache.pluto.container.FilterManager#processFilter(javax.portlet.ResourceRequest,
* javax.portlet.ResourceResponse, javax.portlet.ResourceServingPortlet,
* javax.portlet.PortletContext)
*/
public void processFilter(
ResourceRequest req,
ResourceResponse res,
ResourceServingPortlet resourceServingPortlet,
PortletContext portletContext)
throws PortletException, IOException {
filterchain.processFilter(req, res, resourceServingPortlet, portletContext);
}
/**
* @see org.apache.pluto.container.FilterManager#processFilter(javax.portlet.RenderRequest,
* javax.portlet.RenderResponse, javax.portlet.Portlet, javax.portlet.PortletContext)
*/
public void processFilter(
RenderRequest req, RenderResponse res, Portlet portlet, PortletContext portletContext)
throws PortletException, IOException {
filterchain.processFilter(req, res, portlet, portletContext);
}
/**
* @see org.apache.pluto.container.FilterManager#processFilter(javax.portlet.ActionRequest,
* javax.portlet.ActionResponse, javax.portlet.Portlet, javax.portlet.PortletContext)
*/
public void processFilter(
ActionRequest req, ActionResponse res, Portlet portlet, PortletContext portletContext)
throws PortletException, IOException {
filterchain.processFilter(req, res, portlet, portletContext);
}
private boolean isLifeCycle(Filter filter, String lifeCycle) {
List<String> lifeCyclesList = filter.getLifecycles();
for (String string : lifeCyclesList) {
if (string.equals(lifeCycle)) return true;
}
return false;
}
private boolean isFilter(FilterMapping filterMapping, String portletName) {
List<String> portletNamesList = filterMapping.getPortletNames();
for (String portletNameFromFilterList : portletNamesList) {
if (portletNameFromFilterList.endsWith("*")) {
if (portletNameFromFilterList.length() == 1) {
//if name contains only *
return true;
}
portletNameFromFilterList =
portletNameFromFilterList.substring(
0, portletNameFromFilterList.length() - 1);
if (portletName.length() >= portletNameFromFilterList.length()) {
if (portletName
.substring(0, portletNameFromFilterList.length())
.equals(portletNameFromFilterList)) {
return true;
}
}
} else if (portletNameFromFilterList.equals(portletName)) return true;
}
return false;
}
}