001: //$HeadURL: https://svn.wald.intevation.org/svn/deegree/base/trunk/src/org/deegree/portal/standard/wms/util/ClientHelper.java $
002: /*---------------- FILE HEADER ------------------------------------------
003:
004: This file is part of deegree.
005: Copyright (C) 2001-2008 by:
006: EXSE, Department of Geography, University of Bonn
007: http://www.giub.uni-bonn.de/deegree/
008: lat/lon GmbH
009: http://www.lat-lon.de
010:
011: This library is free software; you can redistribute it and/or
012: modify it under the terms of the GNU Lesser General Public
013: License as published by the Free Software Foundation; either
014: version 2.1 of the License, or (at your option) any later version.
015:
016: This library is distributed in the hope that it will be useful,
017: but WITHOUT ANY WARRANTY; without even the implied warranty of
018: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
019: Lesser General Public License for more details.
020:
021: You should have received a copy of the GNU Lesser General Public
022: License along with this library; if not, write to the Free Software
023: Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
024:
025: Contact:
026:
027: Andreas Poth
028: lat/lon GmbH
029: Aennchenstr. 19
030: 53115 Bonn
031: Germany
032: E-Mail: poth@lat-lon.de
033:
034: Prof. Dr. Klaus Greve
035: Department of Geography
036: University of Bonn
037: Meckenheimer Allee 166
038: 53115 Bonn
039: Germany
040: E-Mail: greve@giub.uni-bonn.de
041:
042:
043: ---------------------------------------------------------------------------*/
044: package org.deegree.portal.standard.wms.util;
045:
046: import org.deegree.ogcwebservices.wms.capabilities.Layer;
047:
048: /**
049: *
050: *
051: * @author <a href="mailto:poth@lat-lon.de">Andreas Poth</a>
052: * @author last edited by: $Author: apoth $
053: *
054: * @version $Revision: 9346 $, $Date: 2007-12-27 08:39:07 -0800 (Thu, 27 Dec 2007) $
055: */
056: public class ClientHelper {
057:
058: /**
059: *
060: * @param root
061: * @return String representation of Layers as tree
062: */
063: public static String getLayersAsTree(Layer root) {
064: StringBuffer sb = new StringBuffer(10000);
065: sb.append("<h3>").append(root.getTitle()).append(":</h3>");
066: Layer[] layers = root.getLayer();
067: int indent = 0;
068: for (int i = 0; i < layers.length; i++) {
069: appendLayer(layers[i], indent, sb);
070: }
071: return sb.toString();
072: }
073:
074: private static void appendLayer(Layer layer, int indent,
075: StringBuffer target) {
076: indent++;
077: String s = "";
078: for (int i = 0; i < indent; i++) {
079: s = s + " ";
080: }
081: target.append(s);
082: if (layer.getName() != null) {
083: target.append(s).append(
084: "<input name='LAYER' type='checkbox' ");
085: target.append("value='");
086: appendHTMLEntityEncode(layer.getName(), target);
087: target.append('|');
088: appendHTMLEntityEncode(layer.getTitle(), target);
089: target.append('|');
090: target.append(layer.isQueryable()).append("' >");
091: appendHTMLEntityEncode(layer.getTitle(), target);
092: target.append("<br/>\n");
093: } else {
094: target.append("<b>");
095: appendHTMLEntityEncode(layer.getTitle(), target);
096: target.append("</b><br/>");
097: Layer[] layers = layer.getLayer();
098: for (int i = 0; i < layers.length; i++) {
099: appendLayer(layers[i], indent, target);
100: }
101: target.append("<br/>");
102: }
103: }
104:
105: public static String appendHTMLEntityEncode(String s,
106: StringBuffer sb) {
107: StringBuffer buf = new StringBuffer();
108: for (int i = 0; i < s.length(); i++) {
109: char c = s.charAt(i);
110: if (c >= 'a' && c <= 'z' || c >= 'A' && c <= 'Z'
111: || c >= '0' && c <= '9') {
112: buf.append(c);
113: } else {
114: buf.append("&#" + (int) c + ";");
115: }
116: }
117:
118: return sb.append(buf).toString();
119: }
120:
121: }
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