001/*
002 *  Copyright 2011 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.plugins.blog.repository;
018
019import org.apache.avalon.framework.service.ServiceException;
020import org.apache.avalon.framework.service.ServiceManager;
021import org.apache.avalon.framework.service.Serviceable;
022
023import org.ametys.core.util.I18nUtils;
024import org.ametys.plugins.blog.BlogCacheManager;
025import org.ametys.plugins.repository.AmetysObjectFactory;
026import org.ametys.plugins.repository.AmetysObjectResolver;
027import org.ametys.plugins.repository.AmetysRepositoryException;
028import org.ametys.plugins.repository.UnknownAmetysObjectException;
029import org.ametys.runtime.i18n.I18nizableText;
030import org.ametys.runtime.plugin.component.PluginAware;
031import org.ametys.web.repository.page.PagesContainer;
032import org.ametys.web.site.SiteConfigurationExtensionPoint;
033import org.ametys.web.skin.SkinsManager;
034
035/**
036 * {@link AmetysObjectFactory} handling {@link VirtualYearPage}.
037 */
038public class VirtualYearPageFactory implements AmetysObjectFactory<VirtualYearPage>, Serviceable, PluginAware
039{
040    /** The i18n cache. */
041    protected I18nUtils _i18nUtils;
042    
043    /** The plugin name. */
044    protected String _pluginName;
045    
046    /** The i18n catalogue. */
047    protected String _i18nCatalogue;
048    
049    private AmetysObjectResolver _resolver;
050    private BlogCacheManager _cacheManager;
051    private SiteConfigurationExtensionPoint _siteConf;
052    private SkinsManager _skinsManager;
053    
054    @Override
055    public void service(ServiceManager manager) throws ServiceException
056    {
057        _resolver = (AmetysObjectResolver) manager.lookup(AmetysObjectResolver.ROLE);
058        _cacheManager = (BlogCacheManager) manager.lookup(BlogCacheManager.ROLE);
059        _i18nUtils = (I18nUtils) manager.lookup(I18nUtils.ROLE);
060        _siteConf = (SiteConfigurationExtensionPoint) manager.lookup(SiteConfigurationExtensionPoint.ROLE);
061        _skinsManager = (SkinsManager) manager.lookup(SkinsManager.ROLE);
062    }
063    
064    @Override
065    public void setPluginInfo(String pluginName, String featureName, String id)
066    {
067        _pluginName = pluginName;
068        _i18nCatalogue = "plugin." + pluginName;
069    }
070    
071    @Override
072    public String getScheme()
073    {
074        return "blog-year";
075    }
076    
077    @Override
078    public VirtualYearPage getAmetysObjectById(String id) throws AmetysRepositoryException
079    {
080        // id is like blog-year://year?rootId=...
081        int i = id.indexOf('?');
082        String yearStr = id.substring(getScheme().length() + 3, i);
083        String rootId = id.substring(i + "?rootId=".length());
084        
085        Integer year;
086        try
087        {
088            year = Integer.parseInt(yearStr);
089        }
090        catch (NumberFormatException e)
091        {
092            throw new AmetysRepositoryException("Invalid year", e);
093        }
094        
095        PagesContainer root = _resolver.resolveById(rootId);
096        
097        if (!_cacheManager.hasYear(root.getSiteName(), root.getSitemapName(), year))
098        {
099            throw new UnknownAmetysObjectException("There's no virtual child page named " + yearStr + " for parent " + rootId); 
100        }
101        
102        return new VirtualYearPage(_resolver, _cacheManager, _skinsManager, _i18nUtils, _i18nCatalogue, _siteConf, year, yearStr, root);
103    }
104
105    @Override
106    public boolean hasAmetysObjectForId(String id) throws AmetysRepositoryException
107    {
108        // id is like blog-year://year?rootId=...
109        int i = id.indexOf('?');
110        String yearStr = id.substring(getScheme().length() + 3, i);
111        String rootId = id.substring(i + "?rootId=".length());
112        
113        Integer year = null;
114        PagesContainer root = null;
115        try
116        {
117            year = Integer.parseInt(yearStr);
118        }
119        catch (NumberFormatException e)
120        {
121            throw new AmetysRepositoryException("Invalid year", e);
122        }
123
124        try
125        {
126            root = _resolver.resolveById(rootId);
127        }
128        catch (UnknownAmetysObjectException e)
129        {
130            // Ignore.
131        }
132        
133        return root != null && _cacheManager.hasYear(root.getSiteName(), root.getSitemapName(), year);
134    }
135    
136    /**
137     * Get a translated i18n message from the cache.
138     * @param language the language.
139     * @param key the i18n message key.
140     * @return the translated text.
141     */
142    public String translate(String language, String key)
143    {
144        return _i18nUtils.translate(new I18nizableText(_i18nCatalogue, key), language);
145    }
146    
147}