/*
* RestrictedItem.java
*
* Version: $Revision: 3705 $
*
* Date: $Date: 2009-04-11 17:02:24 +0000 (Sat, 11 Apr 2009) $
*
* Copyright (c) 2002, Hewlett-Packard Company and Massachusetts
* Institute of Technology. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of the Hewlett-Packard Company nor the name of the
* Massachusetts Institute of Technology nor the names of their
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
package org.dspace.app.xmlui.aspect.artifactbrowser;
import java.io.IOException;
import java.sql.SQLException;
import org.apache.cocoon.environment.ObjectModelHelper;
import org.apache.cocoon.environment.Request;
import org.dspace.app.xmlui.cocoon.AbstractDSpaceTransformer;
import org.dspace.app.xmlui.utils.UIException;
import org.dspace.app.xmlui.utils.HandleUtil;
import org.dspace.app.xmlui.wing.Message;
import org.dspace.app.xmlui.wing.WingException;
import org.dspace.app.xmlui.wing.element.Body;
import org.dspace.app.xmlui.wing.element.Division;
import org.dspace.app.xmlui.wing.element.PageMeta;
import org.dspace.authorize.AuthorizeException;
import org.dspace.content.Bitstream;
import org.dspace.content.Collection;
import org.dspace.content.Community;
import org.dspace.content.DSpaceObject;
import org.dspace.content.Item;
import org.xml.sax.SAXException;
/**
* Display an item restricted message.
*
* @author Scott Phillips
*/
public class RestrictedItem extends AbstractDSpaceTransformer //implements CacheableProcessingComponent
{
/** language strings */
private static final Message T_title =
message("xmlui.ArtifactBrowser.RestrictedItem.title");
private static final Message T_dspace_home =
message("xmlui.general.dspace_home");
private static final Message T_trail =
message("xmlui.ArtifactBrowser.RestrictedItem.trail");
private static final Message T_head_resource =
message("xmlui.ArtifactBrowser.RestrictedItem.head_resource");
private static final Message T_head_community =
message("xmlui.ArtifactBrowser.RestrictedItem.head_community");
private static final Message T_head_collection =
message("xmlui.ArtifactBrowser.RestrictedItem.head_collection");
private static final Message T_head_item =
message("xmlui.ArtifactBrowser.RestrictedItem.head_item");
private static final Message T_head_bitstream =
message("xmlui.ArtifactBrowser.RestrictedItem.head_bitstream");
private static final Message T_para_resource =
message("xmlui.ArtifactBrowser.RestrictedItem.para_resource");
private static final Message T_para_community =
message("xmlui.ArtifactBrowser.RestrictedItem.para_community");
private static final Message T_para_collection =
message("xmlui.ArtifactBrowser.RestrictedItem.para_collection");
private static final Message T_para_item =
message("xmlui.ArtifactBrowser.RestrictedItem.para_item");
private static final Message T_para_bitstream =
message("xmlui.ArtifactBrowser.RestrictedItem.para_bitstream");
public void addPageMeta(PageMeta pageMeta) throws SAXException,
WingException, UIException, SQLException, IOException,
AuthorizeException
{
DSpaceObject dso = HandleUtil.obtainHandle(objectModel);
pageMeta.addMetadata("title").addContent(T_title);
pageMeta.addTrailLink(contextPath + "/",T_dspace_home);
if (dso != null)
HandleUtil.buildHandleTrail(dso,pageMeta,contextPath);
pageMeta.addTrail().addContent(T_trail);
}
public void addBody(Body body) throws SAXException, WingException,
UIException, SQLException, IOException, AuthorizeException
{
Request request = ObjectModelHelper.getRequest(objectModel);
DSpaceObject dso = HandleUtil.obtainHandle(objectModel);
Division unauthorized = body.addDivision("unauthorized-resource","primary");
if (dso == null)
{
unauthorized.setHead(T_head_resource);
unauthorized.addPara(T_para_resource);
}
else if (dso instanceof Community)
{
Community community = (Community) dso;
unauthorized.setHead(T_head_community);
unauthorized.addPara(T_para_community.parameterize(community.getMetadata("name")));
}
else if (dso instanceof Collection)
{
Collection collection = (Collection) dso;
unauthorized.setHead(T_head_collection);
unauthorized.addPara(T_para_collection.parameterize(collection.getMetadata("name")));
}
else if (dso instanceof Item)
{
// The dso may be an item but it could still be an item's bitstream. So let's check for the parameter.
if (request.getParameter("bitstreamId") != null)
{
String identifier = "unknown";
try {
Bitstream bit = Bitstream.find(context, new Integer(request.getParameter("bitstreamId")));
if (bit != null) {
identifier = bit.getName();
}
}
catch(Exception e) {
// just forget it - and display the restricted message.
}
unauthorized.setHead(T_head_bitstream);
unauthorized.addPara(T_para_bitstream.parameterize(identifier));
}
else
{
String identifier = "unknown";
String handle = dso.getHandle();
if (handle == null || "".equals(handle))
{
identifier = "internal ID: " + dso.getID();
}
else
{
identifier = "hdl:"+handle;
}
unauthorized.setHead(T_head_item);
unauthorized.addPara(T_para_item.parameterize(identifier));
}
}
else
{
// This case should not occure, but if it does just fall back to the resource message.
unauthorized.setHead(T_head_resource);
unauthorized.addPara(T_para_resource);
}
}
}