001/*
002 *  Copyright 2017 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.repository.page.actions;
017
018import java.util.ArrayList;
019import java.util.HashMap;
020import java.util.List;
021import java.util.Map;
022import java.util.stream.Collectors;
023
024import org.apache.avalon.framework.parameters.Parameters;
025import org.apache.avalon.framework.service.ServiceException;
026import org.apache.avalon.framework.service.ServiceManager;
027import org.apache.cocoon.acting.ServiceableAction;
028import org.apache.cocoon.environment.ObjectModelHelper;
029import org.apache.cocoon.environment.Redirector;
030import org.apache.cocoon.environment.Request;
031import org.apache.cocoon.environment.SourceResolver;
032
033import org.ametys.cms.search.query.DocumentTypeQuery;
034import org.ametys.cms.search.query.FullTextQuery;
035import org.ametys.cms.search.query.Query.Operator;
036import org.ametys.cms.search.solr.SearcherFactory;
037import org.ametys.cms.search.solr.SearcherFactory.Searcher;
038import org.ametys.core.cocoon.JSonReader;
039import org.ametys.plugins.repository.AmetysObjectIterable;
040import org.ametys.plugins.repository.AmetysObjectResolver;
041import org.ametys.plugins.repository.UnknownAmetysObjectException;
042import org.ametys.web.indexing.solr.SolrWebFieldNames;
043import org.ametys.web.repository.page.Page;
044import org.ametys.web.search.query.SiteQuery;
045import org.ametys.web.search.query.SitemapQuery;
046
047/**
048 * This action is used by the edition.select-page widget for searching pages from a query string
049 *
050 */
051public class SearchPagesAction extends ServiceableAction
052{
053    /** The Ametys object resolver */
054    protected AmetysObjectResolver _resolver;
055    /** The searcher factory */
056    protected SearcherFactory _searcherFactory;
057    
058    @Override
059    public void service(ServiceManager smanager) throws ServiceException
060    {
061        super.service(smanager);
062        _resolver = (AmetysObjectResolver) smanager.lookup(AmetysObjectResolver.ROLE);
063        _searcherFactory = (SearcherFactory) smanager.lookup(SearcherFactory.ROLE);
064    }
065    
066    public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters) throws Exception
067    {
068        Map<String, Object> result = new HashMap<>();
069        List<Map<String, Object>> matchingPages;
070        List<String> unknownPages = new ArrayList<>();
071        
072        @SuppressWarnings("unchecked")
073        Map<String, Object> jsParameters = (Map<String, Object>) objectModel.get(ObjectModelHelper.PARENT_CONTEXT);
074        
075        if (jsParameters.get("ids") != null)
076        {
077            matchingPages = new ArrayList<>();
078            
079            @SuppressWarnings("unchecked")
080            List<String> pageIds = (List<String>) jsParameters.get("ids");
081            for (String pageId : pageIds)
082            {
083                try
084                {
085                    Page page = _resolver.resolveById(pageId);
086                    matchingPages.add(page2json(page));
087                }
088                catch (UnknownAmetysObjectException e)
089                {
090                    getLogger().error("Unknown page of id '" + pageId + "'", e);
091                    unknownPages.add(pageId);
092                }
093            }
094        }
095        else
096        {
097            String siteName = (String) jsParameters.get("siteName");
098            String lang = (String) jsParameters.get("lang");
099            String query = (String) jsParameters.get("query");
100            int maxResult = Integer.MAX_VALUE;
101            if (jsParameters.containsKey("limit"))
102            {
103                maxResult = (Integer) jsParameters.get("limit");
104            }
105            
106            Searcher searcher = _searcherFactory.create()
107                    .addFilterQuery(new DocumentTypeQuery(SolrWebFieldNames.TYPE_PAGE));
108            
109            if (org.apache.commons.lang.StringUtils.isNotEmpty(query))
110            {
111                searcher.addFilterQuery(new FullTextQuery("*" + query + "*", lang, Operator.SEARCH));
112            }
113            if (org.apache.commons.lang.StringUtils.isNotEmpty(siteName))
114            {
115                searcher.addFilterQuery(new SiteQuery(siteName));
116            }
117            if (org.apache.commons.lang.StringUtils.isNotEmpty(lang))
118            {
119                searcher.addFilterQuery(new SitemapQuery(lang));
120            }
121            
122            AmetysObjectIterable<Page> pages = searcher.withLimits(0, maxResult).search();
123            
124            matchingPages = pages.stream().map(this::page2json).collect(Collectors.toList());
125        }
126        
127        result.put("pages", matchingPages);
128        
129        if (unknownPages.size() > 0)
130        {
131            result.put("unknown-pages", unknownPages);
132        }
133        
134        Request request = ObjectModelHelper.getRequest(objectModel);
135        request.setAttribute(JSonReader.OBJECT_TO_READ, result);
136        
137        return EMPTY_MAP;
138    }
139    
140    /**
141     * Convert page to JSON object
142     * @param page The page
143     * @return The page as JSON object
144     */
145    protected Map<String, Object> page2json(Page page)
146    {
147        Map<String, Object> object = new HashMap<>();
148        object.put("id", page.getId());
149        object.put("title", page.getTitle());
150        object.put("lang", page.getSitemapName());
151        object.put("siteName", page.getSiteName());
152        return object;
153    }
154}