content: /**
   * ﻿Copyright (C) 2007 - 2019 52°North Initiative for Geospatial Open Source
   * Software GmbH
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 as published
   * by the Free Software Foundation.
   *
   * If the program is linked with libraries which are licensed under one of
   * the following licenses, the combination of the program with the linked
   * library is not considered a "derivative work" of the program:
   *
   *       • Apache License, version 2.0
   *       • Apache Software License, version 1.0
   *       • GNU Lesser General Public License, version 3
   *       • Mozilla Public License, versions 1.0, 1.1 and 2.0
   *       • Common Development and Distribution License (CDDL), version 1.0
   *
   * Therefore the distribution of the program linked with libraries licensed
   * under the aforementioned licenses, is permitted by the copyright holders
   * if the distribution is compliant with both the GNU General Public
   * License version 2 and the aforementioned licenses.
   *
   * As an exception to the terms of the GPL, you may copy, modify,
   * propagate, and distribute a work formed by combining 52°North WPS
   * GeoTools Modules with the Eclipse Libraries, or a work derivative of
   * such a combination, even if such copying, modification, propagation, or
   * distribution would otherwise violate the terms of the GPL. Nothing in
   * this exception exempts you from complying with the GPL in all respects
   * for all of the code used other than the Eclipse Libraries. You may
   * include this exception and its grant of permissions when you distribute
   * 52°North WPS GeoTools Modules. Inclusion of this notice with such a
   * distribution constitutes a grant of such permissions. If you do not wish
   * to grant these permissions, remove this paragraph from your
   * distribution. "52°North WPS GeoTools Modules" means the 52°North WPS
   * modules using GeoTools functionality - software licensed under version 2
   * or any later version of the GPL, or a work based on such software and
   * licensed under the GPL. "Eclipse Libraries" means Eclipse Modeling
   * Framework Project and XML Schema Definition software distributed by the
   * Eclipse Foundation and licensed under the Eclipse Public License Version
   * 1.0 ("EPL"), or a work based on such software and licensed under the EPL.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
   * Public License for more details.
   */
  package org.n52.wps.io.datahandler.parser;
  
  import java.io.File;
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.List;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.geotools.coverage.grid.GridCoverage2D;
  import org.geotools.factory.Hints;
  import org.geotools.gce.geotiff.GeoTiffReader;
  import org.n52.wps.io.IOUtils;
  import org.n52.wps.io.data.binding.complex.GTRasterDataBinding;
  
  public class GeotiffZippedParser extends AbstractParser {
  	
  	private static Logger LOGGER = LoggerFactory.getLogger(GeotiffZippedParser.class);
  	
  	public GeotiffZippedParser() {
  		super();
  		supportedIDataTypes.add(GTRasterDataBinding.class);
  	}
  	
  	@Override
  	public GTRasterDataBinding parse(InputStream input, String mimeType, String schema) {
  		//unzip
  		File zippedFile;
  		try {
  			zippedFile = IOUtils.writeStreamToFile(input, "zip");
  			finalizeFiles.add(zippedFile); // mark for final delete
  		
  			List<File> files = IOUtils.unzipAll(zippedFile);
  			finalizeFiles.addAll(files); // mark for final delete
  			
  			for(File file : files){
  				if(file.getName().toLowerCase().endsWith(".tif") || file.getName().toLowerCase().endsWith(".tiff")){
  					return parseTiff(file);
  				}
  			}
  			
  		} catch (IOException e) {
  			LOGGER.error("Exception while trying to unzip tiff.", e);
  		}
  		throw new RuntimeException("Could not parse zipped geotiff.");
  	}
  	
  	private GTRasterDataBinding parseTiff(File file){
  		Hints hints = new Hints(Hints.FORCE_LONGITUDE_FIRST_AXIS_ORDER,
  				Boolean.TRUE);
  		GeoTiffReader reader;
  		try {
  			reader = new GeoTiffReader(file, hints);
  			GridCoverage2D coverage = (GridCoverage2D) reader.read(null);
  			return new GTRasterDataBinding(coverage);
  		} catch (Exception e) {
  			LOGGER.error("Exception while trying to create GTRasterDataBinding out of tiff.", e);
  			throw new RuntimeException(e);
  		} 
  	}
  
  }
  