1 /* 2 * Copyright (c) 2002-2014, Mairie de Paris 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice 10 * and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice 13 * and the following disclaimer in the documentation and/or other materials 14 * provided with the distribution. 15 * 16 * 3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its 17 * contributors may be used to endorse or promote products derived from 18 * this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE 24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 * 32 * License 1.0 33 */ 34 package fr.paris.lutece.plugins.rss.business.portlet; 35 36 import fr.paris.lutece.plugins.rss.business.RssFeed; 37 import fr.paris.lutece.plugins.rss.business.RssFeedHome; 38 import fr.paris.lutece.portal.business.portlet.Portlet; 39 import fr.paris.lutece.util.xml.XmlUtil; 40 41 import java.util.List; 42 43 import javax.servlet.http.HttpServletRequest; 44 45 46 /** 47 * This class represents business objects RssPortlet 48 */ 49 public class RssListPortlet extends Portlet 50 { 51 private static final String TAG_RSS_LIST_PORTLET = "rss-list-portlet"; 52 private static final String TAG_RSS_LIST_PORTLET_NAME = "rss-list-portlet-name"; 53 private static final String TAG_RSS_LIST_PORTLET_URL = "rss-list-portlet-url"; 54 55 /** 56 * Sets the identifier of the portlet type to value specified 57 */ 58 public RssListPortlet( ) 59 { 60 setPortletTypeId( RssListPortletHome.getInstance( ).getPortletTypeId( ) ); 61 } 62 63 /** 64 * Returns the Xml code of the Rss portlet with XML heading 65 * 66 * @param request The HTTP servlet request 67 * @return the Xml code of the Rss portlet 68 */ 69 public String getXmlDocument( HttpServletRequest request ) 70 { 71 return XmlUtil.getXmlHeader( ) + getXml( request ); 72 } 73 74 /** 75 * Returns the Xml code of the Rss portlet without XML heading 76 * 77 * @param request The HTTP servlet request 78 * @return the Xml code of the Rss portlet content 79 */ 80 public String getXml( HttpServletRequest request ) 81 { 82 StringBuffer strXml = new StringBuffer( ); 83 List<RssFeed> listRssFeedList = RssFeedHome.getRssFeeds( ); 84 85 if ( listRssFeedList != null ) 86 { 87 for ( RssFeed feed : listRssFeedList ) 88 { 89 XmlUtil.beginElement( strXml, TAG_RSS_LIST_PORTLET ); 90 XmlUtil.addElementHtml( strXml, TAG_RSS_LIST_PORTLET_NAME, feed.getName( ) ); 91 XmlUtil.addElementHtml( strXml, TAG_RSS_LIST_PORTLET_URL, feed.getUrl( ) ); 92 XmlUtil.endElement( strXml, TAG_RSS_LIST_PORTLET ); 93 } 94 } 95 96 return addPortletTags( strXml ); 97 } 98 99 /** 100 * Updates the current instance of the RssPortlet object 101 */ 102 public void update( ) 103 { 104 RssListPortletHome.getInstance( ).update( this ); 105 } 106 107 /** 108 * Removes the current instance of the RssPortlet object 109 */ 110 public void remove( ) 111 { 112 RssListPortletHome.getInstance( ).remove( this ); 113 } 114 }