001/*
002 *  Copyright 2022 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 */
016
017package org.ametys.cms.color;
018
019import java.io.IOException;
020import java.util.Map;
021
022import org.apache.avalon.framework.configuration.Configurable;
023import org.apache.avalon.framework.configuration.Configuration;
024import org.apache.avalon.framework.configuration.ConfigurationException;
025import org.apache.avalon.framework.service.ServiceException;
026import org.apache.avalon.framework.service.ServiceManager;
027import org.apache.cocoon.ProcessingException;
028import org.apache.cocoon.generation.ServiceableGenerator;
029import org.apache.cocoon.xml.AttributesImpl;
030import org.apache.cocoon.xml.XMLUtils;
031import org.apache.commons.lang3.StringUtils;
032import org.xml.sax.SAXException;
033
034
035/**
036 * Generates the colors from the component
037 */
038public class ColorsGenerator extends ServiceableGenerator implements Configurable
039{
040    /** The colors component */
041    protected AbstractColorsComponent _colorsComponent;
042    
043    private ServiceManager _smanager;
044
045    @Override
046    public void service(ServiceManager smanager) throws ServiceException
047    {
048        super.service(smanager);
049        _smanager = smanager;
050    }
051    
052    @Override
053    public void configure(Configuration configuration) throws ConfigurationException
054    {
055        String componentRole = configuration.getChild("role").getValue();
056        if (StringUtils.isBlank(componentRole))
057        {
058            throw new IllegalArgumentException("The child role is mandatory");
059        }
060        
061        try
062        {
063            _colorsComponent = (AbstractColorsComponent) _smanager.lookup(componentRole);
064        }
065        catch (ServiceException e)
066        {
067            throw new IllegalArgumentException("Can't get component with role " + componentRole, e);
068        }
069    }
070
071    public void generate() throws IOException, SAXException, ProcessingException
072    {
073        contentHandler.startDocument();
074        
075        AttributesImpl attrs = new AttributesImpl();
076        attrs.addCDATAAttribute("default", _getDefaultKey());
077        XMLUtils.startElement(contentHandler, "colors", attrs);
078
079        Map<String, Map<String, String>> colors = _getColors();
080        for (String id : colors.keySet())
081        {
082            AttributesImpl attrs2 = new AttributesImpl();
083            attrs2.addCDATAAttribute("id", id);
084            XMLUtils.startElement(contentHandler, "color", attrs2);
085            
086            Map<String, String> map = colors.get(id);
087            for (String key : map.keySet())
088            {
089                XMLUtils.createElement(contentHandler, key, map.get(key));
090            }
091            
092            XMLUtils.endElement(contentHandler, "color");
093        }
094        
095        XMLUtils.endElement(contentHandler, "colors");
096        contentHandler.endDocument();
097    }
098    
099    /**
100     * Get colors
101     * @return the colors
102     */
103    protected Map<String, Map<String, String>> _getColors()
104    {
105        return _colorsComponent.getColors();
106    }
107    
108    /**
109     * Get default key
110     * @return the default key
111     */
112    protected String _getDefaultKey()
113    {
114        return _colorsComponent.getDefaultKey();
115    }
116}