001/* 002 * (C) Copyright 2017 Nuxeo (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Miguel Nixo 018 */ 019 020package org.nuxeo.ecm.platform.convert.plugins; 021 022import java.io.File; 023import java.io.IOException; 024import java.io.Serializable; 025import java.util.ArrayList; 026import java.util.HashMap; 027import java.util.List; 028import java.util.Map; 029 030import org.apache.commons.io.FilenameUtils; 031import org.nuxeo.common.utils.Path; 032import org.nuxeo.ecm.core.api.Blob; 033import org.nuxeo.ecm.core.api.Blobs; 034import org.nuxeo.ecm.core.api.blobholder.BlobHolder; 035import org.nuxeo.ecm.core.convert.api.ConversionException; 036import org.nuxeo.ecm.core.convert.cache.SimpleCachableBlobHolder; 037import org.nuxeo.ecm.platform.commandline.executor.api.CmdParameters; 038 039public class Image2PDFConverter extends CommandLineBasedConverter { 040 041 @Override 042 protected BlobHolder buildResult(List<String> cmdOutput, CmdParameters cmdParams) { 043 044 String outputPath = cmdParams.getParameter("outDirPath"); 045 File outputDir = new File(outputPath); 046 File[] files = outputDir.listFiles(); 047 List<Blob> blobs = new ArrayList<>(); 048 049 for (File file : files) { 050 try { 051 Blob blob = Blobs.createBlob(file); 052 blob.setFilename(file.getName()); 053 blobs.add(blob); 054 } catch (IOException e) { 055 throw new ConversionException("Cannot create Blob", e); 056 } 057 } 058 return new SimpleCachableBlobHolder(blobs); 059 } 060 061 @Override 062 protected Map<String, Blob> getCmdBlobParameters(BlobHolder blobHolder, Map<String, Serializable> parameters) 063 throws ConversionException { 064 065 Map<String, Blob> cmdBlobParams = new HashMap<>(); 066 cmdBlobParams.put("inputFilePath", blobHolder.getBlob()); 067 return cmdBlobParams; 068 } 069 070 @Override 071 protected Map<String, String> getCmdStringParameters(BlobHolder blobHolder, Map<String, Serializable> parameters) 072 throws ConversionException { 073 074 Map<String, String> cmdStringParams = new HashMap<>(); 075 076 String baseDir = getTmpDirectory(parameters); 077 Path tmpPath = new Path(baseDir).append("image2pdf_" + System.currentTimeMillis()); 078 079 File outDir = new File(tmpPath.toString()); 080 boolean dirCreated = outDir.mkdir(); 081 if (!dirCreated) { 082 throw new ConversionException("Unable to create tmp dir for transformer output", blobHolder); 083 } 084 085 cmdStringParams.put("outDirPath", outDir.getAbsolutePath()); 086 cmdStringParams.put("outputFilePath", outDir.getAbsolutePath() + System.getProperty("file.separator") 087 + FilenameUtils.getBaseName(blobHolder.getBlob().getFilename()) + ".pdf"); 088 return cmdStringParams; 089 } 090 091}