001 //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/branches/2.4_testing/src/org/deegree/portal/portlet/modules/map/actions/portlets/ToolbarPortletPerform.java $
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.portlet.modules.map.actions.portlets;
037
038 import java.io.InputStream;
039 import java.util.Properties;
040
041 import javax.servlet.http.HttpServletRequest;
042
043 import org.apache.jetspeed.portal.Portlet;
044 import org.apache.jetspeed.portal.PortletConfig;
045 import org.deegree.framework.util.BootLogger;
046 import org.deegree.framework.util.StringTools;
047 import org.deegree.i18n.Messages;
048 import org.deegree.portal.PortalException;
049 import org.deegree.portal.portlet.modules.actions.AbstractPortletPerform;
050
051 /**
052 *
053 *
054 * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
055 * @author last edited by: $Author: mschneider $
056 *
057 * @version $Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18. Jun 2009) $
058 */
059 public class ToolbarPortletPerform extends AbstractPortletPerform {
060
061 // init parameter of the portlet
062 public static final String INIT_BUTTONS = "buttons";
063
064 public static final String INIT_ORIENTATION = "orientation";
065
066 public static final String INIT_COLS = "columns";
067
068 public static final String INIT_ROWS = "rows";
069
070 private String imageBase = "./igeoportal/images/";
071
072 private static Properties props = new Properties();
073 static {
074 try {
075 InputStream is = ToolbarPortletPerform.class.getResourceAsStream( "toolbar.properties" );
076 props.load( is );
077 is.close();
078 } catch ( Exception e ) {
079 BootLogger.logError( e.getMessage(), e );
080 }
081 }
082
083 /**
084 * private constructor
085 *
086 * @param request
087 * @param portlet
088 */
089 private ToolbarPortletPerform( HttpServletRequest request, Portlet portlet ) {
090 super( request, portlet );
091 }
092
093 /**
094 * returns an instance of
095 *
096 * @see MapWindowPortletPerform
097 * @param request
098 * @param portlet
099 * @return an instance of
100 * @see MapWindowPortletPerform
101 */
102 static ToolbarPortletPerform getInstance( HttpServletRequest request, Portlet portlet ) {
103 return new ToolbarPortletPerform( request, portlet );
104 }
105
106 /**
107 * reads the init parameters of the ToolbarPortlet and writes them into the requests attributes.
108 *
109 * @throws PortalException
110 *
111 */
112 void readInitParameter()
113 throws PortalException {
114 PortletConfig pc = portlet.getPortletConfig();
115 String tmp = pc.getInitParameter( INIT_BUTTONS );
116 if ( tmp == null ) {
117 throw new PortalException( "buttons init parameter must be set" );
118 }
119 String[] ar = StringTools.toArray( tmp, ";", false );
120 String[][] buttonList = new String[ar.length][];
121 for ( int i = 0; i < buttonList.length; i++ ) {
122 buttonList[i] = getButtonSrc( ar[i] );
123 }
124
125 request.setAttribute( INIT_BUTTONS, buttonList );
126
127 tmp = pc.getInitParameter( INIT_COLS );
128 if ( tmp != null ) {
129 request.setAttribute( INIT_COLS, new Integer( tmp ) );
130 } else {
131 request.setAttribute( INIT_COLS, new Integer( 99999 ) );
132 }
133 tmp = pc.getInitParameter( INIT_ROWS );
134 if ( tmp != null ) {
135 request.setAttribute( INIT_ROWS, new Integer( tmp ) );
136 } else {
137 request.setAttribute( INIT_ROWS, new Integer( 99999 ) );
138 }
139
140 tmp = pc.getInitParameter( INIT_ORIENTATION );
141 if ( tmp == null || tmp.equals( "FLOW" ) ) {
142 request.setAttribute( INIT_ORIENTATION, "FLOW" );
143 } else if ( tmp.equals( "VERTICAL" ) ) {
144 request.setAttribute( INIT_ORIENTATION, "VERTICAL" );
145 } else if ( tmp.equals( "HORIZONTAL" ) ) {
146 request.setAttribute( INIT_ORIENTATION, "HORIZONTAL" );
147 } else {
148 throw new PortalException( "init parameter orientation must be " + "VERTICAL, HORIZONTAL or FLOW" );
149 }
150 request.setAttribute( "PORTLETID", portlet.getID() );
151 }
152
153 /**
154 *
155 * @param button
156 * @return
157 */
158 private String[] getButtonSrc( String button ) {
159 String[] tmp = StringTools.toArray( button, "|", false );
160 button = tmp[0];
161 String[] src = new String[5];
162 src[3] = button;
163 src[4] = tmp[1];
164
165 src[0] = imageBase + props.getProperty( button + ".released" );
166 src[1] = imageBase + props.getProperty( button + ".pressed" );
167 src[2] = props.getProperty( button + ".type" );
168
169 if ( src[0] == null || src[1] == null || src[2] == null ) {
170 throw new RuntimeException( Messages.getMessage( "IGEO_PORTLET_MISSING_TOOLBAR_BT", button ) );
171 }
172
173 return src;
174 }
175
176 }