001/*
002 *  Copyright 2018 Anyware Services
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 */
016package org.ametys.web.minimize;
017
018import java.net.URISyntaxException;
019import java.util.regex.Matcher;
020import java.util.regex.Pattern;
021
022import org.apache.avalon.framework.context.Context;
023import org.apache.avalon.framework.context.ContextException;
024import org.apache.avalon.framework.context.Contextualizable;
025import org.apache.avalon.framework.service.ServiceException;
026import org.apache.avalon.framework.service.ServiceManager;
027import org.apache.avalon.framework.service.Serviceable;
028import org.apache.cocoon.components.ContextHelper;
029import org.apache.cocoon.environment.Request;
030import org.apache.commons.lang3.StringUtils;
031
032import org.ametys.plugins.core.ui.resources.css.JSASSResourceURI;
033import org.ametys.web.skin.SkinsManager;
034
035/**
036 * JSASS Resource URI for skins' templates URI
037 */
038public class TemplatesJSASSResourceURI implements JSASSResourceURI, Contextualizable, Serviceable
039{
040    private static final Pattern URI_SUPPORTED_PATTERN = Pattern.compile("^template(?::([^:]+)(?:#([^:]+))?)?://(.*)$");
041    private static final Pattern PATH_SUPPORTED_PATTERN = Pattern.compile("^/skins/([^/]+)/templates/([^/]+)/(.*)$");
042    
043    private Context _context;
044
045    private SkinsManager _skinsManager;
046    
047    public void contextualize(Context context) throws ContextException
048    {
049        _context = context;
050    }
051    
052    public void service(ServiceManager manager) throws ServiceException
053    {
054        _skinsManager = (SkinsManager) manager.lookup(SkinsManager.ROLE);
055    }
056
057    @Override
058    public String resolve(String uri) throws URISyntaxException
059    {
060        Matcher matcher = URI_SUPPORTED_PATTERN.matcher(uri);
061        if (matcher.matches())
062        {
063            String template = matcher.group(1);
064            Request request = ContextHelper.getRequest(_context);
065            if (StringUtils.isEmpty(template))
066            {
067                template = (String) request.getAttribute("template");
068                if (StringUtils.isEmpty(template))
069                {
070                    template = matcher.group(2);
071                }
072            }
073
074            String skin = _skinsManager.getSkinNameFromRequest(request);
075            
076            if (skin == null || template == null)
077            {
078                return null;
079            }
080            
081            String path = matcher.group(3);
082            
083            StringBuilder relativeSb = new StringBuilder();
084            relativeSb.append("/skins/");
085            relativeSb.append(skin);
086            relativeSb.append("/templates/");
087            relativeSb.append(template);
088            relativeSb.append("/");
089            relativeSb.append(path);
090            
091            return relativeSb.toString();
092        }
093        return null;
094    }
095    
096    
097    @Override
098    public String resolvePath(String path)
099    {
100        Matcher matcher = PATH_SUPPORTED_PATTERN.matcher(path);
101        if (matcher.matches())
102        {
103            StringBuilder uri = new StringBuilder();
104            uri.append("template:");
105            uri.append(matcher.group(2));
106            uri.append("://");
107            uri.append(matcher.group(3));
108            return uri.toString();
109        }
110        return null;
111    }
112
113}