=== modified file 'dhis-2/dhis-web/dhis-web-api/pom.xml' --- dhis-2/dhis-web/dhis-web-api/pom.xml 2013-10-17 06:57:37 +0000 +++ dhis-2/dhis-web/dhis-web-api/pom.xml 2013-10-22 15:52:38 +0000 @@ -49,12 +49,6 @@ org.hisp.dhis dhis-service-mapgeneration - org.hisp.dhis dhis-service-analytics @@ -83,6 +77,18 @@ org.hisp.dhis dhis-web-api-mobile + + + + + org.apache.xmlgraphics + batik-transcoder + + + org.apache.xmlgraphics + batik-codec + + === added file 'dhis-2/dhis-web/dhis-web-api/src/main/java/org/hisp/dhis/api/controller/SvgConversionController.java' --- dhis-2/dhis-web/dhis-web-api/src/main/java/org/hisp/dhis/api/controller/SvgConversionController.java 1970-01-01 00:00:00 +0000 +++ dhis-2/dhis-web/dhis-web-api/src/main/java/org/hisp/dhis/api/controller/SvgConversionController.java 2013-10-22 15:52:38 +0000 @@ -0,0 +1,111 @@ +package org.hisp.dhis.api.controller; + +/* + * Copyright (c) 2004-2013, University of Oslo + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * Neither the name of the HISP project nor the names of its contributors may + * be used to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +import java.awt.Color; +import java.io.OutputStream; +import java.io.StringReader; + +import javax.servlet.http.HttpServletResponse; + +import org.apache.batik.transcoder.TranscoderException; +import org.apache.batik.transcoder.TranscoderInput; +import org.apache.batik.transcoder.TranscoderOutput; +import org.apache.batik.transcoder.image.ImageTranscoder; +import org.apache.batik.transcoder.image.PNGTranscoder; +import org.apache.fop.svg.PDFTranscoder; +import org.hisp.dhis.api.utils.ContextUtils; +import org.hisp.dhis.api.utils.ContextUtils.CacheStrategy; +import org.hisp.dhis.system.util.CodecUtils; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Controller; +import org.springframework.web.bind.annotation.RequestBody; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.RequestMethod; +import org.springframework.web.bind.annotation.RequestParam; + +@Controller +@RequestMapping +public class SvgConversionController +{ + @Autowired + private ContextUtils contextUtils; + + @RequestMapping( value = "/svg.png", method = RequestMethod.POST ) + public void toPng( @RequestBody String svg, @RequestParam( required = false ) String filename, HttpServletResponse response ) + throws Exception + { + String name = filename != null ? CodecUtils.filenameEncode( filename ) : "file.png"; + + contextUtils.configureResponse( response, ContextUtils.CONTENT_TYPE_PNG, CacheStrategy.NO_CACHE, name, true ); + + convertToPng( svg, response.getOutputStream() ); + } + + @RequestMapping( value = "/svg.pdf", method = RequestMethod.POST ) + public void toPdf( @RequestBody String svg, @RequestParam( required = false ) String filename, HttpServletResponse response ) + throws Exception + { + String name = filename != null ? CodecUtils.filenameEncode( filename ) : "file.pdf"; + + contextUtils.configureResponse( response, ContextUtils.CONTENT_TYPE_PDF, CacheStrategy.NO_CACHE, name, true ); + + convertToPdf( svg, response.getOutputStream() ); + } + + // ------------------------------------------------------------------------- + // Supportive methods + // ------------------------------------------------------------------------- + + private void convertToPng( String svg, OutputStream out ) + throws TranscoderException + { + PNGTranscoder t = new PNGTranscoder(); + + t.addTranscodingHint( ImageTranscoder.KEY_BACKGROUND_COLOR, Color.WHITE ); + + TranscoderInput input = new TranscoderInput( new StringReader( svg ) ); + + TranscoderOutput output = new TranscoderOutput( out ); + + t.transcode( input, output ); + } + + private void convertToPdf( String svg, OutputStream out ) + throws TranscoderException + { + PDFTranscoder t = new PDFTranscoder(); + + TranscoderInput input = new TranscoderInput( new StringReader( svg ) ); + + TranscoderOutput output = new TranscoderOutput( out ); + + t.transcode( input, output ); + } +}