mongodb 下载word 二进制流文件转出html文件

最新推荐文章于 2023-07-17 20:24:09 发布

原创最新推荐文章于 2023-07-17 20:24:09 发布 · 661 阅读

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CC 4.0 BY-SA版权

文章标签：

#mongodb #二进制流文件 #word #转html #打开

本文介绍了一个将.docx和.doc文件转换为HTML预览的方法，包括使用XWPFDocument和HWPFDocument读取文件，以及如何处理图片并保存到指定目录。通过这种方式，可以将Word文档内容转换为网页进行预览。

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@RequestMapping(value="/getyjpllook",produces="application/json;charset=UTF-8")
   public void getyjpllook(String plid)throws Throwable {

       String filepath = "C:/html";
       File file1=new File(filepath);
       if(!file1.exists()){
file1.mkdir();
}
       String picturesPath = filepath+"/image/";
       File picturesDir = new File(picturesPath);
       if(!picturesDir.exists()){
           picturesDir.mkdir();
}
       String content = null;
       //InputStream in =new FileInputStream(new File(docFile));
       TbfileSelect tbfileSelect = new TbfileSelect();
tbfileSelect.setPlanid(plid);
List<Tbfile> filelist = tbfileservice.getTbfileListByplanid(tbfileSelect);
ByteAndInfo bi = gsMongoClient.getByteAndInfo(InDomainCommConst.PLAN_NAME,filelist.get(0).getId());
ByteArrayInputStream input = new ByteArrayInputStream(bi.getByteFile());
String[] strArray = bi.getName().split("\\.");
if(strArray[strArray.length -1].equals("docx")){
       XWPFDocument document = new XWPFDocument(input);
       XHTMLOptions options = XHTMLOptions.create();
       options.setExtractor(new FileImageExtractor(picturesDir));
       options.URIResolver(new BasicURIResolver(picturesPath));
       ByteArrayOutputStream baos = new ByteArrayOutputStream();
       XHTMLConverter.getInstance().convert(document, baos, options);
       baos.close();
       content = baos.toString();
}else{
   HWPFDocument wordDocument =new HWPFDocument(input);
       WordToHtmlConverter wordToHtmlConverter = new WordToHtmlConverter(DocumentBuilderFactory.newInstance().newDocumentBuilder().newDocument());
       wordToHtmlConverter.setPicturesManager(new PicturesManager(){
           @Override
           public String savePicture(byte[] content, PictureType pictureType, String suggestedName, float widthInches,
                   float heightInches) {
               File file = new File(picturesPath + suggestedName);
               FileOutputStream fos = null;
               try{
                   fos = new FileOutputStream(file);
                   fos.write(content);
                   fos.close();
               }catch(Exception e){
                   e.printStackTrace();
               }
               return picturesPath + suggestedName;
           }
       });
       wordToHtmlConverter.processDocument(wordDocument);
       org.w3c.dom.Document htmlDocument = wordToHtmlConverter.getDocument();
       ByteArrayOutputStream out = new ByteArrayOutputStream();
       DOMSource domSource = new DOMSource(htmlDocument);
       StreamResult streamResult = new StreamResult(out);
       TransformerFactory tf = TransformerFactory.newInstance();
       Transformer serializer = tf.newTransformer();
       serializer.setOutputProperty(OutputKeys.ENCODING, "utf-8");
       serializer.setOutputProperty(OutputKeys.INDENT, "yes");
       serializer.setOutputProperty(OutputKeys.METHOD, "html");
       serializer.transform(domSource, streamResult);
       out.close();
       content = new String(out.toByteArray());
}
File fileyl = new File("C:/html");
if(fileyl.exists()) {//删除原来的旧文件
fileyl.delete();
}
FileUtils.writeStringToFile(new File("C:/html", "预览.html"), content, "utf-8");
// File file = new File("预览.html");
//Runtime ce=Runtime.getRuntime();
// ce.exec("cmd /c start "+fileyl.getAbsolutePath()+"/预览.html");//