在线编辑对接-查看历史文件接口。

byd-structuredplugins-serve/laws-modules/src/main/java/com/jero/modules/onlyoffice/controller/OnlyOfficeController.java

@@ -14,15 +14,18 @@ import com.jero.modules.onlyoffice.entity.BusProcessModelHis;
 import com.jero.modules.onlyoffice.entity.OnlineFileLog;
 import com.jero.modules.onlyoffice.mapper.BusProcessModelHisMapper;
 import com.jero.modules.onlyoffice.mapper.OnlineFileLogDao;
+import com.jero.modules.onlyoffice.service.IAttFileEOService;
 import com.jero.modules.onlyoffice.service.IBusProcessModelHisService;
 import com.jero.modules.onlyoffice.service.LawsUserInfoService;
 import com.jero.modules.oss.entity.OSSFile;
 import com.jero.modules.oss.service.IOSSFileService;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
+import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
@@ -34,6 +37,7 @@ import javax.servlet.http.HttpServletResponse;
 import java.io.*;
 import java.net.URL;
 import java.net.URLConnection;
+import java.nio.charset.StandardCharsets;
 import java.text.SimpleDateFormat;
 import java.util.*;
 
@@ -66,6 +70,12 @@ public class OnlyOfficeController {
     @Resource
     private OnlineFileLogDao onlineFileLogDao;
 
+    @Autowired
+    private IAttFileEOService attFileEOService;
+
+    @Value("${file.path}")
+    private String filePath;//文件存储路径
+
     /**
      * 文件后缀黑名单
      */
@@ -435,5 +445,43 @@ public class OnlyOfficeController {
         return result;
     }
 
+
+    @ApiOperation(value = "|File|在线编辑防止加密的接口下载文件")
+    @GetMapping("/downloadFileForSarNewOnlyOffice")
+    public void downloadFileForSarNewOnlyOffice(String fileId, HttpServletResponse response, HttpServletRequest request) throws Exception {
+        OSSFile ossFile = ossFileService.getById(fileId);
+
+        InputStream is = null;
+        OutputStream os = null;
+        response.reset();
+        try {
+            String fileOldName = fileNameEncoding(ossFile.getFileName(), request);
+            response.setCharacterEncoding(StandardCharsets.UTF_8.name());
+            response.setHeader("Content-Disposition", "attachment;filename=\"" + fileOldName + "\"");
+            response.setContentType("application/octet-stream");
+            File file = new File(filePath + ossFile.getUrl() + ossFile.getFileName());
+            is = new FileInputStream(file);
+            os = response.getOutputStream();
+            IOUtils.copy(is, os);
+            os.flush();
+        } catch (IOException e) {
+            logger.error(e.getMessage(), e);
+        } finally {
+            IOUtils.closeQuietly(is);
+            IOUtils.closeQuietly(os);
+        }
+    }
+
+    public String fileNameEncoding(String fileName, HttpServletRequest request)	throws IOException {
+        String agent = request.getHeader("User-Agent");
+        if (agent.contains("Firefox")) {
+            fileName = new String(fileName.getBytes("UTF-8"), "ISO8859-1"); // firefox浏览器
+        } else {
+            fileName = new String(fileName.getBytes("UTF-8"), "ISO8859-1");
+            //谷歌中空格变为+问题
+            fileName = fileName.replaceAll("\\+","%20");
+        }
+        return fileName;
+    }
 }