raimund@259: /*
raimund@259:  * Copyright (c) 2011 by Intevation GmbH, Germany <info@intevation.de>
raimund@259:  *
raimund@259:  * This file is part of MXD2map.
raimund@259:  *
raimund@259:  * This program is free software under the LGPL (>=v2.1)
raimund@259:  * Read the file LICENCE.txt coming with the software for details
raimund@259:  * or visit http://www.gnu.org/licenses/ if it does not exist.
raimund@259:  *
raimund@259:  * MXD2map has been developed on behalf of the
raimund@259:  * Bundesamt fuer Seeschifffahrt und Hydrographie (BSH) in Hamburg
raimund@259:  * by Intevation GmbH.
raimund@259:  *
raimund@259:  * Authors:
raimund@259:  * Raimund Renkert <raimund.renkert@intevation.de>
raimund@259:  * Bjoern Schilberg <bjoern.schilberg@intevation.de>
raimund@259:  * Stephan Holl <stephan.holl@intevation.de>
raimund@259:  */
raimund@259: 
raimund@259: package de.intevation.mxd.utils;
raimund@259: 
raimund@259: import org.apache.log4j.Logger;
raimund@259: 
raimund@259: import edu.umn.gis.mapscript.mapObj;
raimund@259: 
raimund@259: /**
raimund@259:  * MapScript utilities.
raimund@259:  * This utility class provides some useful functions when working with the
raimund@259:  * MapScript Java API.
raimund@259:  *
raimund@259:  * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
raimund@259:  */
raimund@259: public class MapScriptUtils
raimund@259: {
raimund@259:     /**
raimund@259:      * The Logger.
raimund@259:      */
raimund@259:     private static final Logger logger = Logger.getLogger(MapScriptUtils.class);
raimund@259: 
raimund@259:     
raimund@259:     /**
raimund@259:      * This function is a wrapper for mapObj.getMetaData.
raimund@259:      * The mapObj.getMetaData raises a not catchable error if the metadata key
raimund@259:      * can not be found in the map. To avoid this, use this function instead.
raimund@259:      *
raimund@259:      * @param map The map object.
raimund@259:      * @param key The metadata key.
raimund@259:      *
raimund@259:      * @return Empty string if the key was not found, else the value.
raimund@259:      */
raimund@259:     public String getMetaData (mapObj map, String key) {
raimund@259: 	logger.debug("getMetaData(mapObj, String)");
raimund@259:         String meta = map.getFirstMetaDataKey();
raimund@259: 	if(meta.equals("")) {
raimund@259: 	    return "";
raimund@259: 	}
raimund@259:         while(meta != null && !meta.equals(key)) {
raimund@259: 	    meta = map.getNextMetaDataKey(meta);
raimund@259: 	}
raimund@259: 	if(meta == null || meta.equals("")) {
raimund@259: 	    return "";
raimund@259: 	}
raimund@259: 	else {
raimund@259: 	    return map.getMetaData(meta);
raimund@259: 	}
raimund@259:     }
raimund@259: 
raimund@259: 
raimund@259:     /**
raimund@259:      * Removes special characters and whitespaces.
raimund@259:      *
raimund@259:      * @param s The input string.
raimund@259:      *
raimund@259:      * @return The input string without special chars.
raimund@259:      */
raimund@259:     public String removeSpecialChars (String s) {
raimund@259:     	if(s.equals("")) {
raimund@259: 	    return "";
raimund@259: 	}
raimund@259: 
raimund@259: 	String tmp = s.trim();
raimund@259: 	tmp = tmp.replace(" ", "");
raimund@259: 	tmp = tmp.replace("/", "");
raimund@259: 	tmp = tmp.replace(",", "");
raimund@259: 	tmp = tmp.replace("#", "");
raimund@259: 	tmp = tmp.replace("+", "");
raimund@259: 	tmp = tmp.replace("~", "");
raimund@259: 	tmp = tmp.replace("(", "");
raimund@259: 	tmp = tmp.replace(")", "");
raimund@259: 	tmp = tmp.replace("{", "");
raimund@259: 	tmp = tmp.replace("}", "");
raimund@259: 	tmp = tmp.replace("[", "");
raimund@259: 	tmp = tmp.replace("]", "");
raimund@259: 	tmp = tmp.replace("<", "");
raimund@259: 	tmp = tmp.replace(">", "");
raimund@259: 	tmp = tmp.replace("*", "");
raimund@259: 	tmp = tmp.replace("\\\\", "");
raimund@259: 	tmp = tmp.replace("^", "");
raimund@259: 	if(!s.equals(tmp)) {
raimund@259: 	    logger.info("Renamed \"" + s +"\" to \"" + tmp +"\".");
raimund@259: 	}
raimund@259: 	return tmp;
raimund@259:     }
raimund@259: 
raimund@259: 
raimund@259:     /**
raimund@259:      * Replaces german umlauts and removes leading and trailing whitespaces.
raimund@259:      *
raimund@259:      * @param s The input string.
raimund@259:      *
raimund@259:      * @return The string without german umlauts.
raimund@259:      */
raimund@259:     public String replaceUmlauts (String s) {
raimund@259:         if (s.equals("")) {
raimund@259:             return "";
raimund@259:         }
raimund@259:         String tmp = s.trim();
aheinecke@333:         tmp = tmp.replace ("\u00f6", "oe");
aheinecke@333:         tmp = tmp.replace ("\u00e4", "ae");
aheinecke@333:         tmp = tmp.replace ("\u00fc", "ue");
aheinecke@333:         tmp = tmp.replace ("\u00df", "ss");
raimund@259: 	if(!s.equals(tmp)) {
raimund@259: 	    logger.info("Renamed \"" + s + "\" to \"" + tmp + "\".");
raimund@259: 	}
raimund@259:         return tmp;
raimund@259:     }
raimund@259: }
raimund@259: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :