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 */ 016package org.ametys.web.repository.page.generators; 017 018import java.io.IOException; 019import java.text.Normalizer; 020 021import org.apache.avalon.framework.service.ServiceException; 022import org.apache.avalon.framework.service.ServiceManager; 023import org.apache.cocoon.ProcessingException; 024import org.apache.cocoon.environment.ObjectModelHelper; 025import org.apache.cocoon.environment.Request; 026import org.apache.cocoon.generation.ServiceableGenerator; 027import org.apache.cocoon.xml.AttributesImpl; 028import org.apache.cocoon.xml.XMLUtils; 029import org.xml.sax.SAXException; 030 031import org.ametys.plugins.repository.AmetysObjectIterable; 032import org.ametys.plugins.repository.AmetysObjectResolver; 033import org.ametys.web.repository.page.Page; 034import org.ametys.web.repository.page.PagesContainer; 035 036/** 037 * SAX pages which match filter regexp 038 */ 039public class FilterPagesByRegexpGenerator extends ServiceableGenerator 040{ 041 /** Ametys object resolver. */ 042 protected AmetysObjectResolver _resolver; 043 044 @Override 045 public void service(ServiceManager smanager) throws ServiceException 046 { 047 super.service(smanager); 048 _resolver = (AmetysObjectResolver) smanager.lookup(AmetysObjectResolver.ROLE); 049 } 050 051 @Override 052 public void generate() throws IOException, SAXException, ProcessingException 053 { 054 Request request = ObjectModelHelper.getRequest(objectModel); 055 String regexp = request.getParameter("value"); 056 String id = request.getParameter("id"); 057 058 PagesContainer container = _resolver.resolveById(id); 059 060 String toMatch = Normalizer.normalize(regexp.toLowerCase(), Normalizer.Form.NFD).replaceAll("[\\p{InCombiningDiacriticalMarks}]", "").trim(); 061 062 contentHandler.startDocument(); 063 XMLUtils.startElement(contentHandler, "pages"); 064 065 AmetysObjectIterable< ? extends Page> childrenPages = container.getChildrenPages(); 066 for (Page childPage : childrenPages) 067 { 068 _saxMatchingPages(childPage, toMatch); 069 } 070 071 XMLUtils.endElement(contentHandler, "pages"); 072 contentHandler.endDocument(); 073 } 074 075 private void _saxMatchingPages (Page page, String regexp) throws SAXException 076 { 077 String title = Normalizer.normalize(page.getTitle().toLowerCase(), Normalizer.Form.NFD).replaceAll("[\\p{InCombiningDiacriticalMarks}]", ""); 078 if (title.contains(regexp)) 079 { 080 AttributesImpl atts = new AttributesImpl(); 081 atts.addCDATAAttribute("id", page.getId()); 082 atts.addCDATAAttribute("path", page.getPathInSitemap()); 083 XMLUtils.createElement(contentHandler, "page", atts); 084 } 085 086 AmetysObjectIterable< ? extends Page> childrenPages = page.getChildrenPages(); 087 for (Page childPage : childrenPages) 088 { 089 _saxMatchingPages (childPage, regexp); 090 } 091 } 092}