001/*
002 * (C) Copyright 2006-2007 Nuxeo SAS <http://nuxeo.com> and others
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the Eclipse Public License v1.0
006 * which accompanies this distribution, and is available at
007 * http://www.eclipse.org/legal/epl-v10.html
008 *
009 * Contributors:
010 *     Jean-Marc Orliaguet, Chalmers
011 *
012 * $Id$
013 */
014
015package org.nuxeo.theme.html.filters.standalone;
016
017import org.nuxeo.theme.elements.Element;
018import org.nuxeo.theme.fragments.Fragment;
019import org.nuxeo.theme.perspectives.PerspectiveType;
020import org.nuxeo.theme.rendering.RenderingInfo;
021import org.nuxeo.theme.rendering.StandaloneFilter;
022import org.nuxeo.theme.themes.ThemeManager;
023
024public final class FragmentVisibility extends StandaloneFilter {
025
026    @Override
027    public RenderingInfo process(final RenderingInfo info, final boolean cache) {
028        final Element element = info.getElement();
029        if (element.getElementType().getTypeName().equals("fragment")) {
030            final Fragment fragment = (Fragment) element;
031            final PerspectiveType perspective = ThemeManager.getPerspectiveByUrl(info.getThemeUrl());
032            if (perspective != null) {
033                if (!fragment.isVisibleInPerspective(perspective)) {
034                    return null;
035                }
036            }
037        }
038        return info;
039    }
040
041}