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添加pdfjs预览pdf文件

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This commit is contained in:
liou
2017-12-27 18:45:48 +08:00
committed by klboke
parent 7b817cbcf6
commit 8e97395569
375 changed files with 32548 additions and 59 deletions
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5
jodconverter-web/src/main/java/com/yudianbank/filters/ChinesePathFilter.java
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@ -1,6 +1,7 @@
package com.yudianbank.filters;
import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;
/**
@ -18,6 +19,10 @@ public class ChinesePathFilter implements Filter {
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
request.setCharacterEncoding("UTF-8");
response.setCharacterEncoding("UTF-8");
StringBuilder pathBuilder = new StringBuilder();
pathBuilder.append(request.getScheme()).append("://").append(request.getServerName()).append(":")
.append(request.getServerPort()).append(((HttpServletRequest)request).getContextPath()).append("/");
request.setAttribute("baseUrl", pathBuilder.toString());
chain.doFilter(request, response);
}

28
jodconverter-web/src/main/java/com/yudianbank/utils/OfficeToPdf.java
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@ -2,10 +2,18 @@ package com.yudianbank.utils;
import org.artofsolving.jodconverter.OfficeDocumentConverter;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.io.File;
/**
* @author yudian-it
*/
@Component
public class OfficeToPdf {
/**
* 获取OpenOffice.org 3的安装目录
*
* @return OpenOffice.org 3的安装目录
*/
@Autowired
ConverterUtils converterUtils;
/**
@ -21,6 +29,24 @@ public class OfficeToPdf {
return office2pdf(inputFilePath, outputFilePath);
}
/**
* 连接OpenOffice.org 并且启动OpenOffice.org
*
* @return
*/
/*public OfficeManager getOfficeManager() {
DefaultOfficeManagerConfiguration config = new DefaultOfficeManagerConfiguration();
// 获取OpenOffice.org 3的安装目录
String officeHome = openOfficePath;
config.setOfficeHome(officeHome);
// 启动OpenOffice的服务
OfficeManager officeManager = config.buildOfficeManager();
officeManager.start();
return officeManager;
}*/
/**
* 转换文件
*

24
jodconverter-web/src/main/java/com/yudianbank/web/controller/IndexController.java Normal file
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@ -0,0 +1,24 @@
package com.yudianbank.web.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
/**
* 页面跳转
* @author yudian-it
* @date 2017/12/27
*/
@Controller
public class IndexController {
@RequestMapping(value = "index", method = RequestMethod.GET)
public String go2Index(){
return "index";
}
@RequestMapping(value = "/", method = RequestMethod.GET)
public String root() {
return "redirect:/index";
}
}

101
jodconverter-web/src/main/java/com/yudianbank/web/controller/OnlinePreviewController.java
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@ -1,19 +1,33 @@
package com.yudianbank.web.controller;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.yudianbank.param.ReturnResponse;
import com.yudianbank.utils.*;
import com.yudianbank.utils.DownloadUtils;
import com.yudianbank.utils.FileUtils;
import com.yudianbank.utils.OfficeToPdf;
import com.yudianbank.utils.ZipReader;
import org.apache.commons.io.IOUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLDecoder;
import java.util.Arrays;
/**
* @author yudian-it
@ -28,54 +42,43 @@ public class OnlinePreviewController {
DownloadUtils downloadUtils;
@Autowired
ZipReader zipReader;
@Autowired
SimTextUtil simTextUtil;
@Value("${simText}")
String[] simText;
// @ApolloConfig
// Config config;
@Value("${file.dir}")
String fileDir;
/**
* xls:http://keking.ufile.ucloud.com.cn/20171113164107_月度绩效表模板(新).xls?UCloudPublicKey=ucloudtangshd@weifenf.com14355492830001993909323&Expires=&Signature=I+D1NOFtAJSPT16E6imv6JWuq0k=
* img:http://keking.ufile.ucloud.com.cn/ufile-a703a5a2-788f-488c-a9bf-f36878d5e308.JPG?UCloudPublicKey=ucloudtangshd@weifenf.com14355492830001993909323&Expires=&Signature=W9TKj5Kp9oxg85fn5/0zgwF2PL4=
* doc:http://keking.ufile.ucloud.com.cn/20171113173342_凯京新员工试用期评估与转正确认表.doc?UCloudPublicKey=ucloudtangshd@weifenf.com14355492830001993909323&Expires=&Signature=v1fC5ijYs8WnPzbSYa/bb0Z2Jf4=
* docx:http://keking.ufile.ucloud.com.cn/20171103180053_财产线索类需求20170920(1).docx?UCloudPublicKey=ucloudtangshd@weifenf.com14355492830001993909323&Expires=&Signature=p7/L1W3iwktzRtkY5Ef2vK7kn3o=
* @param url
* @param model
* @return
*/
@RequestMapping(value = "onlinePreview",method = RequestMethod.GET)
public String onlinePreview(String url, String needEncode, Model model) throws UnsupportedEncodingException {
public String onlinePreview(String url, String needEncode, Model model, HttpServletRequest req) throws UnsupportedEncodingException {
// 路径转码
String decodedUrl = URLDecoder.decode(url, "utf-8");
url = URLDecoder.decode(url, "utf-8");
String type = typeFromUrl(url);
String suffix = suffixFromUrl(url);
// 抽取文件并返回文件列表
String fileName = fileUtils.getFileNameFromURL(decodedUrl);
model.addAttribute("fileType", suffix);
if (type.equalsIgnoreCase("picture")) {
model.addAttribute("imgurl", url);
return "picture";
} else if (type.equalsIgnoreCase("simText")){
ReturnResponse<String> response = simTextUtil.readSimText(decodedUrl, fileName, needEncode);
if (0 != response.getCode()) {
model.addAttribute("msg", response.getMsg());
return "fileNotSupported";
}
model.addAttribute("ordinaryUrl", response.getMsg());
} else if (type.equalsIgnoreCase("txt")
|| type.equalsIgnoreCase("html")
|| type.equalsIgnoreCase("xml")
|| type.equalsIgnoreCase("java")
|| type.equalsIgnoreCase("properties")
|| type.equalsIgnoreCase("mp3")){
model.addAttribute("ordinaryUrl",url);
return "txt";
} else if(type.equalsIgnoreCase("pdf")){
model.addAttribute("pdfUrl",url);
return "pdf";
} else if(type.equalsIgnoreCase("compress")){
// 抽取文件并返回文件列表
String fileName = fileUtils.getFileNameFromURL(url);
String fileTree = null;
// 判断文件名是否存在(redis缓存读取)
if (!StringUtils.hasText(fileUtils.getConvertedFile(fileName))) {
ReturnResponse<String> response = downloadUtils.downLoad(decodedUrl, suffix, fileName, needEncode);
ReturnResponse<String> response = downloadUtils.downLoad(url, suffix, fileName, needEncode);
if (0 != response.getCode()) {
model.addAttribute("msg", response.getMsg());
return "fileNotSupported";
@ -101,14 +104,15 @@ public class OnlinePreviewController {
return "fileNotSupported";
}
} else if ("office".equalsIgnoreCase(type)) {
String pdfName = fileName.substring(0, fileName.lastIndexOf(".") + 1)
+ ((suffix.equalsIgnoreCase("xls") || suffix.equalsIgnoreCase("xlsx")) ?
"html" : "pdf");
String fileName = fileUtils.getFileNameFromURL(url);
boolean isHtml = suffix.equalsIgnoreCase("xls")
|| suffix.equalsIgnoreCase("xlsx");
String pdfName = fileName.substring(0, fileName.lastIndexOf(".") + 1) + (isHtml ? "html" : "pdf");
// 判断之前是否已转换过，如果转换过，直接返回，否则执行转换
if (!fileUtils.listConvertedFiles().containsKey(pdfName)) {
String filePath = fileDir + fileName;
if (!new File(filePath).exists()) {
ReturnResponse<String> response = downloadUtils.downLoad(decodedUrl, suffix, null, needEncode);
ReturnResponse<String> response = downloadUtils.downLoad(url, suffix, null, needEncode);
if (0 != response.getCode()) {
model.addAttribute("msg", response.getMsg());
return "fileNotSupported";
@ -122,8 +126,7 @@ public class OnlinePreviewController {
if (f.exists()) {
f.delete();
}
if (suffix.equalsIgnoreCase("xls")
|| suffix.equalsIgnoreCase("xlsx")) {
if (isHtml) {
// 对转换后的文件进行操作(改变编码方式)
fileUtils.doActionConvertedFile(outFilePath);
}
@ -132,9 +135,10 @@ public class OnlinePreviewController {
}
}
model.addAttribute("pdfUrl", pdfName);
return "pdf";
return isHtml ? "html" : "pdf";
}else {
model.addAttribute("msg", "系统还不支持该格式文件的在线预览，" + "如有需要请按下方显示的邮箱地址联系系统维护人员");
model.addAttribute("msg", "系统还不支持该格式文件的在线预览，" +
"如有需要请按下方显示的邮箱地址联系系统维护人员");
return "fileNotSupported";
}
}
@ -164,11 +168,38 @@ public class OnlinePreviewController {
if (fileUtils.listOfficeTypes().contains(fileType.toLowerCase())) {
fileType = "office";
}
if (Arrays.asList(simText).contains(fileType.toLowerCase())) {
fileType = "simText";
}
return fileType;
}
/**
* 根据url获取文件内容
* 当pdfjs读取存在跨域问题的文件时将通过此接口读取
* @param urlPath
* @param resp
*/
@RequestMapping(value = "/getCorsFile", method = RequestMethod.GET)
public void getCorsFile(String urlPath, HttpServletResponse resp) {
InputStream inputStream = null;
try {
String strUrl = urlPath.trim();
URL url=new URL(strUrl);
//打开请求连接
URLConnection connection = url.openConnection();
HttpURLConnection httpURLConnection=(HttpURLConnection) connection;
httpURLConnection.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt)");
inputStream = httpURLConnection.getInputStream();
byte[] bs = new byte[1024];
int len;
while(-1 != (len = inputStream.read(bs))) {
resp.getOutputStream().write(bs, 0, len);
}
} catch (IOException e) {
e.printStackTrace();
} finally {
if(inputStream != null) {
IOUtils.closeQuietly(inputStream);
}
}
}
}