001/*
002 * (C) Copyright 2006-2007 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Jean-Marc Orliaguet, Chalmers
018 *
019 * $Id$
020 */
021
022package org.nuxeo.theme.jsf.component;
023
024import java.io.IOException;
025import java.net.URL;
026import java.util.HashMap;
027import java.util.Map;
028
029import javax.faces.component.UIOutput;
030import javax.faces.context.ExternalContext;
031import javax.faces.context.FacesContext;
032import javax.faces.context.ResponseWriter;
033import javax.servlet.ServletRequest;
034
035import org.nuxeo.theme.html.ui.Head;
036import org.nuxeo.theme.jsf.URLUtils;
037import org.nuxeo.theme.themes.ThemeManager;
038
039public class UIHead extends UIOutput {
040
041    @Override
042    public void encodeAll(final FacesContext context) throws IOException {
043        final ResponseWriter writer = context.getResponseWriter();
044        final ExternalContext externalContext = context.getExternalContext();
045
046        final URL themeUrl = (URL) externalContext.getRequestMap().get("org.nuxeo.theme.url");
047        Map<String, String> params = new HashMap<String, String>();
048
049        params.put("themeName", ThemeManager.getThemeNameByUrl(themeUrl));
050        params.put("path", externalContext.getRequestContextPath());
051        String baseUrl = URLUtils.getBaseURL((ServletRequest) externalContext.getRequest());
052        if (!baseUrl.endsWith("/")) {
053            baseUrl += "/";
054        }
055        params.put("baseUrl", baseUrl);
056
057        writer.write(Head.render(params));
058    }
059}