001 //$HeadURL: svn+ssh://developername@svn.wald.intevation.org/deegree/base/trunk/resources/eclipse/files_template.xml $ 002 /*---------------------------------------------------------------------------- 003 This file is part of deegree, http://deegree.org/ 004 Copyright (C) 2001-2009 by: 005 - Department of Geography, University of Bonn - 006 and 007 - lat/lon GmbH - 008 009 This library is free software; you can redistribute it and/or modify it under 010 the terms of the GNU Lesser General Public License as published by the Free 011 Software Foundation; either version 2.1 of the License, or (at your option) 012 any later version. 013 This library is distributed in the hope that it will be useful, but WITHOUT 014 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 015 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more 016 details. 017 You should have received a copy of the GNU Lesser General Public License 018 along with this library; if not, write to the Free Software Foundation, Inc., 019 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 020 021 Contact information: 022 023 lat/lon GmbH 024 Aennchenstr. 19, 53177 Bonn 025 Germany 026 http://lat-lon.de/ 027 028 Department of Geography, University of Bonn 029 Prof. Dr. Klaus Greve 030 Postfach 1147, 53001 Bonn 031 Germany 032 http://www.geographie.uni-bonn.de/deegree/ 033 034 e-mail: info@deegree.org 035 ----------------------------------------------------------------------------*/ 036 package org.deegree.portal.standard.csw.control; 037 038 import java.io.ByteArrayOutputStream; 039 import java.io.File; 040 import java.io.IOException; 041 import java.net.URL; 042 import java.net.URLEncoder; 043 import java.nio.charset.Charset; 044 import java.util.Enumeration; 045 import java.util.HashMap; 046 import java.util.Iterator; 047 import java.util.Locale; 048 import java.util.Map; 049 050 import javax.servlet.http.HttpServletRequest; 051 import javax.xml.transform.dom.DOMSource; 052 import javax.xml.transform.stream.StreamResult; 053 054 import org.apache.commons.httpclient.HttpMethod; 055 import org.deegree.enterprise.control.ajax.AbstractListener; 056 import org.deegree.enterprise.control.ajax.ResponseHandler; 057 import org.deegree.enterprise.control.ajax.WebEvent; 058 import org.deegree.framework.log.ILogger; 059 import org.deegree.framework.log.LoggerFactory; 060 import org.deegree.framework.util.HttpUtils; 061 import org.deegree.framework.util.KVP2Map; 062 import org.deegree.framework.xml.XMLFragment; 063 import org.deegree.framework.xml.XSLTDocument; 064 import org.deegree.i18n.Messages; 065 import org.deegree.portal.cataloguemanager.model.ExceptionBean; 066 067 /** 068 * TODO add class documentation here 069 * 070 * @author <a href="mailto:name@deegree.org">Andreas Poth</a> 071 * @author last edited by: $Author: admin $ 072 * 073 * @version $Revision: $, $Date: $ 074 */ 075 public class FullMetadataSetListener extends AbstractListener { 076 077 private static final ILogger LOG = LoggerFactory.getLogger( FullMetadataSetListener.class ); 078 079 private URL xslURL; 080 081 private Locale loc; 082 083 /* 084 * (non-Javadoc) 085 * 086 * @see 087 * org.deegree.enterprise.control.ajax.AbstractListener#actionPerformed(org.deegree.enterprise.control.ajax.WebEvent 088 * , org.deegree.enterprise.control.ajax.ResponseHandler) 089 */ 090 @SuppressWarnings("unchecked") 091 public void actionPerformed( WebEvent event, ResponseHandler responseHandler ) 092 throws IOException { 093 094 loc = getRequest().getLocale(); 095 096 String p = event.getAbsolutePath( getInitParameter( "XSLT" ) ); 097 xslURL = new File( p ).toURL(); 098 099 Map<String, String> param = event.getParameter(); 100 System.out.println( param ); 101 String request = param.get( "request" ); 102 XMLFragment resultXML = null; 103 try { 104 resultXML = performQuery( request ); 105 } catch ( Exception e ) { 106 LOG.logError( e ); 107 ExceptionBean bean = new ExceptionBean( this.getClass().getName(), e.getMessage() ); 108 responseHandler.writeAndClose( true, bean ); 109 return; 110 } 111 writeHTML( responseHandler, resultXML ); 112 113 } 114 115 private void writeHTML( ResponseHandler responseHandler, XMLFragment resultXML ) 116 throws IOException { 117 String html; 118 try { 119 html = formatResult( resultXML ); 120 } catch ( Exception e ) { 121 LOG.logError( e ); 122 ExceptionBean bean = new ExceptionBean( this.getClass().getName(), e.getMessage() ); 123 responseHandler.writeAndClose( true, bean ); 124 return; 125 } 126 String charEnc = Charset.defaultCharset().displayName(); 127 responseHandler.setContentType( "application/json; charset=" + charEnc ); 128 responseHandler.writeAndClose( html ); 129 } 130 131 /** 132 * 133 * @param resultXML 134 * @return 135 * @throws Exception 136 */ 137 private String formatResult( XMLFragment resultXML ) 138 throws Exception { 139 XSLTDocument xsl = new XSLTDocument( xslURL ); 140 ByteArrayOutputStream bos = new ByteArrayOutputStream( 10000 ); 141 DOMSource xmlSource = new DOMSource( resultXML.getRootElement() ); 142 DOMSource xslSource = new DOMSource( xsl.getRootElement().getOwnerDocument(), 143 xsl.getSystemId() == null ? null : xsl.getSystemId().toString() ); 144 StreamResult sr = new StreamResult( bos ); 145 Map<String, String> param = new HashMap<String, String>(); 146 param.put( "TITLE", Messages.get( loc, "CATMANAGE_RESULT_TITLE" ) ); 147 param.put( "ABSTRACT", Messages.get( loc, "CATMANAGE_RESULT_ABSTRACT" ) ); 148 param.put( "TOPICCATEGORY", Messages.get( loc, "CATMANAGE_RESULT_TOPICCATEGORY" ) ); 149 param.put( "HIERARCHYLEVEL", Messages.get( loc, "CATMANAGE_RESULT_HIERARCHYLEVEL" ) ); 150 param.put( "GEOGRDESC", Messages.get( loc, "CATMANAGE_RESULT_GEOGRDESC" ) ); 151 param.put( "CREATIONDATE", Messages.get( loc, "CATMANAGE_RESULT_CREATIONDATE" ) ); 152 param.put( "PUBLICATIONDATE", Messages.get( loc, "CATMANAGE_RESULT_PUBLICATIONDATE" ) ); 153 param.put( "REVISIONDATE", Messages.get( loc, "CATMANAGE_RESULT_REVISIONDATE" ) ); 154 param.put( "CONTACT", Messages.get( loc, "CATMANAGE_RESULT_CONTACT" ) ); 155 param.put( "NAME", Messages.get( loc, "CATMANAGE_RESULT_NAME" ) ); 156 param.put( "ORGANISATION", Messages.get( loc, "CATMANAGE_RESULT_ORGANISATION" ) ); 157 param.put( "ADDRESS", Messages.get( loc, "CATMANAGE_RESULT_ADDRESS" ) ); 158 param.put( "VOICE", Messages.get( loc, "CATMANAGE_RESULT_VOICE" ) ); 159 param.put( "FAX", Messages.get( loc, "CATMANAGE_RESULT_FAX" ) ); 160 param.put( "EMAIL", Messages.get( loc, "CATMANAGE_RESULT_EMAIL" ) ); 161 162 XSLTDocument.transform( xmlSource, xslSource, sr, null, param ); 163 return new String( bos.toByteArray() ); 164 } 165 166 /** 167 * @param cswAddress 168 * @return 169 */ 170 @SuppressWarnings("unchecked") 171 private XMLFragment performQuery( String request ) 172 throws Exception { 173 LOG.logDebug( "GetRecordById: ", request ); 174 Enumeration<String> en = ( (HttpServletRequest) getRequest() ).getHeaderNames(); 175 Map<String, String> map = new HashMap<String, String>(); 176 while ( en.hasMoreElements() ) { 177 String name = (String) en.nextElement(); 178 if ( !name.equalsIgnoreCase( "accept-encoding" ) && !name.equalsIgnoreCase( "content-length" ) 179 && !name.equalsIgnoreCase( "user-agent" ) ) { 180 map.put( name, ( (HttpServletRequest) getRequest() ).getHeader( name ) ); 181 } 182 } 183 URL url = new URL( request ); 184 map = KVP2Map.toMap( url.getQuery() ); 185 StringBuilder sb = new StringBuilder( url.toExternalForm().split( "\\?" )[0] ); 186 sb.append( '?' ); 187 Iterator<String> iter = map.keySet().iterator(); 188 while ( iter.hasNext() ) { 189 String key = (String) iter.next(); 190 sb.append( key ).append( '=' ).append( 191 URLEncoder.encode( map.get( key ), 192 Charset.defaultCharset().displayName() ) ); 193 if ( iter.hasNext() ) { 194 sb.append( '&' ); 195 } 196 } 197 HttpMethod method = HttpUtils.performHttpGet( sb.toString(), null, 60000, null, null, map ); 198 XMLFragment xml = new XMLFragment(); 199 xml.load( method.getResponseBodyAsStream(), request ); 200 if ( LOG.getLevel() == ILogger.LOG_DEBUG ) { 201 LOG.logDebug( "GetRecordById result: ", xml.getAsPrettyString() ); 202 } 203 return xml; 204 } 205 206 }