张杰pdfword张杰pdfword

package com.zhouhong.util.documentutil.modules.service.impl; import com.aspose.pdf.HtmlSaveOptions; import com.aspose.pdf.SaveFormat; import com.aspose.pdf.devices.PngDevice; import com.aspose.pdf.devices.Resolution; import com.aspose.pdf.facades.PdfFileEditor; import com.zhouhong.util.documentutil.core.exception.ServiceException; import com.zhouhong.util.documentutil.core.utils.OssUpLoadTools; import com.zhouhong.util.documentutil.modules.service.PdfService; import lombok.extern.log4j.Log4j2; import org.apache.commons.io.FilenameUtils; import org.springframework.stereotype.Service; import org.springframework.web.multipart.MultipartFile; import com.aspose.pdf.Document; import javax.annotation.Resource; import javax.servlet.ServletOutputStream; import javax.servlet.http.HttpServletResponse; import java.io.*; import java.util.ArrayList; import java.util.List; import java.util.UUID; /** * @description: PDF操作类 * @author: zhouhong * @date: 2023/4/28 14:43 * @version: 1.0 */ @Service @Log4j2 public class PdfServiceImpl implements PdfService { @Resource private OssUpLoadTools ossUpLoadTools; /** * @description: PDF 转其他文件 * @return: java.util.List<java.lang.String> * @author: zhouhong * @date: 2023/5/1 23:34 */ @Override public void pdfword(MultipartFile file, String type, HttpServletResponse response) { List<String> res = new ArrayList<>(); String checkType = FilenameUtils.getExtension(file.getOriginalFilename()); if (!"pdf".equals(checkType)) { throw new ServiceException(1, "输入文件不是PDF文件！"); } try { switch (type.toUpperCase()) { case "WORD" : { switchFile(file, com.aspose.pdf.SaveFormat.DocX, "docx",response); } case "XML" : { switchFile(file, SaveFormat.PdfXml, "xml"); } case "EXCEL" : { switchFile(file, com.aspose.pdf.SaveFormat.Excel, "xlsx"); } case "PPT" : { switchFile(file, com.aspose.pdf.SaveFormat.Pptx, "pptx"); } case "PNG" : { // 图片类型的需要获取每一页PDF，一张一张转换 Document pdfDocument = new Document(file.getInputStream()); //分辨率 Resolution resolution = new Resolution(130); PngDevice pngDevice = new PngDevice(resolution); // if (pdfDocument.getPages().size() <= 10) { for (int index = 0; index < pdfDocument.getPages().size(); index++) { String fileName = UUID.randomUUID() + ".png"; String filePath = ossUpLoadTools.getSavePath() + "/" + fileName; File tmpFile = new File(filePath); FileOutputStream fileOS = new FileOutputStream(tmpFile); pngDevice.process(pdfDocument.getPages().get_Item(index), fileOS); res.add(ossUpLoadTools.uploadOssFile(fileName, tmpFile)); fileOS.close(); tmpFile.delete(); } } else { throw new ServiceException(2, "抱歉超过10页暂时无法转图片"); } } case "HTML" : { String fileName = UUID.randomUUID() + ".html"; String filePath = ossUpLoadTools.getSavePath() + "/" + fileName; Document doc = new Document(file.getInputStream()); HtmlSaveOptions saveOptions = new HtmlSaveOptions(); saveOptions.setFixedLayout(true); saveOptions.setSplitIntoPages(false); saveOptions.setRasterImagesSavingMode(HtmlSaveOptions.RasterImagesSavingModes.AsExternalPngFilesReferencedViaSvg); doc.save(filePath , saveOptions); doc.close(); File outputfile = new File(filePath); res.add(ossUpLoadTools.uploadOssFile(fileName, outputfile)); outputfile.delete(); } default:{} } } catch (Exception e) { e.printStackTrace(); } } /** * @description: PDF 转其他文件 * @return: java.util.List<java.lang.String> * @author: zhouhong * @date: 2023/5/1 23:34 */ @Override public List<String> pdfToFile(MultipartFile file,String type) { List<String> res = new ArrayList<>(); String checkType = FilenameUtils.getExtension(file.getOriginalFilename()); if (!"pdf".equals(checkType)) { throw new ServiceException(1, "输入文件不是PDF文件！"); } try { switch (type.toUpperCase()) { case "WORD" : { return switchFile(file, com.aspose.pdf.SaveFormat.DocX, "docx"); } case "XML" : { return switchFile(file, SaveFormat.PdfXml, "xml"); } case "EXCEL" : { return switchFile(file, com.aspose.pdf.SaveFormat.Excel, "xlsx"); } case "PPT" : { return switchFile(file, com.aspose.pdf.SaveFormat.Pptx, "pptx"); } case "PNG" : { // 图片类型的需要获取每一页PDF，一张一张转换 Document pdfDocument = new Document(file.getInputStream()); //分辨率 Resolution resolution = new Resolution(130); PngDevice pngDevice = new PngDevice(resolution); // if (pdfDocument.getPages().size() <= 10) { for (int index = 0; index < pdfDocument.getPages().size(); index++) { String fileName = UUID.randomUUID() + ".png"; String filePath = ossUpLoadTools.getSavePath() + "/" + fileName; File tmpFile = new File(filePath); FileOutputStream fileOS = new FileOutputStream(tmpFile); pngDevice.process(pdfDocument.getPages().get_Item(index), fileOS); res.add(ossUpLoadTools.uploadOssFile(fileName, tmpFile)); fileOS.close(); tmpFile.delete(); } } else { throw new ServiceException(2, "抱歉超过10页暂时无法转图片"); } return res; } case "HTML" : { String fileName = UUID.randomUUID() + ".html"; String filePath = ossUpLoadTools.getSavePath() + "/" + fileName; Document doc = new Document(file.getInputStream()); HtmlSaveOptions saveOptions = new HtmlSaveOptions(); saveOptions.setFixedLayout(true); saveOptions.setSplitIntoPages(false); saveOptions.setRasterImagesSavingMode(HtmlSaveOptions.RasterImagesSavingModes.AsExternalPngFilesReferencedViaSvg); doc.save(filePath , saveOptions); doc.close(); File outputfile = new File(filePath); res.add(ossUpLoadTools.uploadOssFile(fileName, outputfile)); outputfile.delete(); return res; } default:{} } } catch (Exception e) { e.printStackTrace(); } return null; } /**