import excel

src/main/java/com/zzsn/knowbase/controller/KnowledgeController.java

@@ -6,11 +6,10 @@ import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.zzsn.knowbase.entity.KbAuthorizedUser;
 import com.zzsn.knowbase.entity.KnowFile;
 import com.zzsn.knowbase.entity.Knowledge;
+import com.zzsn.knowbase.entity.KnowledgeExcel;
 import com.zzsn.knowbase.service.IKnowledgeService;
 import com.zzsn.knowbase.service.ILocalFileService;
-import com.zzsn.knowbase.util.DocUtil;
-import com.zzsn.knowbase.util.HttpUtil;
-import com.zzsn.knowbase.util.SpringContextUtils;
+import com.zzsn.knowbase.util.*;
 import com.zzsn.knowbase.vo.IntelligentQaParam;
 import com.zzsn.knowbase.vo.KnowledgeParam;
 import com.zzsn.knowbase.vo.KnowledgeVO;
@@ -27,7 +26,10 @@ import org.springframework.web.util.WebUtils;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
+import java.io.File;
 import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
@@ -178,6 +180,25 @@ public class KnowledgeController {
      */
     @RequestMapping(value = "/importInfo", method = RequestMethod.POST)
     public Result<?> importInfo(HttpServletRequest request, HttpServletResponse response) {
-        return knowledgeService.doImportInfo(request);
+        KbAuthorizedUser userInfo = SpringContextUtils.getUserInfo();
+        assert userInfo != null;
+        knowledgeService.doImportInfo(request,userInfo.getId());
+        return Result.OK("导入正在后台进行");
+    }
+    /**
+     * 下载导入模板
+     */
+    @RequestMapping(value = "/download")
+    public Result<?> download(HttpServletRequest request, HttpServletResponse response) {
+        try {
+            File fileDir = ExcelExportUtil.getFileDir();
+            List<KnowledgeExcel> dataList = new ArrayList<>();
+            String filePath = fileDir.getAbsolutePath() + File.separator + "info.xlsx";
+            ExcelExportUtil.writeExcelFront(dataList, "知识库列表导入模板", filePath, KnowledgeExcel.class);
+            ExcelExportUtil.download(response, filePath, true);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return Result.OK();
     }
 }

src/main/java/com/zzsn/knowbase/entity/KnowledgeExcel.java

+package com.zzsn.knowbase.entity;
+
+import com.alibaba.excel.annotation.ExcelProperty;
+import com.baomidou.mybatisplus.annotation.IdType;
+import com.baomidou.mybatisplus.annotation.TableId;
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import org.jeecgframework.poi.excel.annotation.Excel;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * @Description: 知识
+ * @Author: chenshiqiang
+ * @Version: V1.0
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class KnowledgeExcel  {
+
+
+    /**
+     * 标题
+     */
+    @ExcelProperty(value = "标题", index = 0)
+    private String title;
+    @ExcelProperty(value = "正文", index = 1)
+    private String content;
+    /**
+     * 作者
+     */
+    @ExcelProperty(value = "作者", index = 2)
+    private String author;
+    /**
+     * 来源
+     */
+    @ExcelProperty(value = "来源", index = 3)
+    private String origin;
+    /**
+     * 发布时间
+     */
+    @ExcelProperty(value = "发布时间", index = 4)
+    private String publishDate;
+
+
+
+
+}
+
+

src/main/java/com/zzsn/knowbase/kafka/message/KnowledgeMessage.java

@@ -35,6 +35,7 @@ public class KnowledgeMessage {
      * 审核状态
      */
     private Integer verifyStatus;
+    private Integer verifyTime;
     /**
      * 审核人名字
      */

src/main/java/com/zzsn/knowbase/service/IKnowledgeService.java

@@ -49,7 +49,7 @@ public interface IKnowledgeService {
 
     KnowledgeVO getById(String id);
 
-    Result<?> doImportInfo(HttpServletRequest request);
+    Result<?> doImportInfo(HttpServletRequest request,String userId);
 
-    void doExcel(HttpServletRequest request, String fileSuffix);
+    void doExcel(HttpServletRequest request, String fileSuffix,String userId);
 }

src/main/java/com/zzsn/knowbase/service/impl/AsyncService.java

@@ -23,12 +23,8 @@ public class AsyncService {
 
     //异步执行文件解析
     @Async
-    public void doimport(HttpServletRequest request, MultipartFile multipartFile, String fileSuffix) {
-        String subjectId = request.getParameter("subjectId");
-        String isTopping = request.getParameter("isTopping");
-        String isExamine = request.getParameter("isExamine");
-
-        knowledgeService.doExcel(request, fileSuffix);
+    public void doimport(HttpServletRequest request, String fileSuffix,String userId) {
+        knowledgeService.doExcel(request, fileSuffix,userId);
     }
 
 

src/main/java/com/zzsn/knowbase/service/impl/KnowledgeServiceImpl.java

@@ -155,12 +155,6 @@ class KnowledgeServiceImpl implements IKnowledgeService {
         KnowledgeMessage knowledgeMessage = new KnowledgeMessage();
         BeanUtils.copyProperties(knowledge, knowledgeMessage);
         knowledgeMessage.setType(knowledge.getTypeId());
-//        CleanerProperties props = new CleanerProperties();
-//        props.setPruneTags("table");
-//        String htmlWithoutTable = new HtmlCleaner(props).clean(html).getText().toString();
-//         htmlWithoutTable = htmlWithoutTable.replace("<p>", "");
-//        List<String>contentStringWithoutTableList = Arrays.asList(htmlWithoutTable.split("</p>"));
-
         knowledgeMessage.setContents(contentList);
         produceInfo.sendKnowledgeContents(knowledgeMessage);
     }
@@ -456,7 +450,7 @@ class KnowledgeServiceImpl implements IKnowledgeService {
     }
 
     @Override
-    public Result<?> doImportInfo(HttpServletRequest request) {
+    public Result<?> doImportInfo(HttpServletRequest request,String userId) {
         MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
         Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
         if (fileMap.size() < 1) {
@@ -466,7 +460,7 @@ class KnowledgeServiceImpl implements IKnowledgeService {
         int index = multipartFile.getOriginalFilename().lastIndexOf(".");
         String fileSuffix = multipartFile.getOriginalFilename().substring(index + 1);
         if ("doc".equals(fileSuffix) || "docx".equals(fileSuffix) || "xls".equals(fileSuffix) || "xlsx".equals(fileSuffix)) {
-            asyncService.doimport(request, multipartFile, fileSuffix);
+            asyncService.doimport(request, fileSuffix,userId);
             return Result.OK("已进行处理");
         } else {
             return Result.error("不支持的文件类型");
@@ -475,11 +469,10 @@ class KnowledgeServiceImpl implements IKnowledgeService {
     }
 
     @Override
-    public void doExcel(HttpServletRequest request, String fileSuffix) {
+    public void doExcel(HttpServletRequest request, String fileSuffix,String userId) {
         String kbKnowledgeId = request.getParameter("kbKnowledgeId");
         String knowledgeProjectId = request.getParameter("knowledgeProjectId");
         String typeId = request.getParameter("typeId");
-        String createBy = request.getParameter("createBy");
         try {
             MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
             Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
@@ -488,9 +481,9 @@ class KnowledgeServiceImpl implements IKnowledgeService {
             // 将MultipartFile的文件内容保存到字节数组
             byte[] fileData = multipartFile.getBytes();
 
-            List<List<String>> lists = ExcelExportUtil.readExcel(new ByteArrayInputStream(fileData), 1, 9);
+            List<List<String>> lists = ExcelExportUtil.readExcel(new ByteArrayInputStream(fileData), 1, 5);
             //存入es
-            importInfo(lists, kbKnowledgeId, knowledgeProjectId, typeId, createBy);
+            importInfo(lists, kbKnowledgeId, knowledgeProjectId, typeId, userId);
         } catch (Exception e) {
             e.printStackTrace();
         }
@@ -508,26 +501,37 @@ class KnowledgeServiceImpl implements IKnowledgeService {
                         .importData(1)
                         .build();
                 specialInformation.setId(codeGenerateUtil.geneIdNo(Constants.FINANCE, 8));
-                //判断正文是否为空
-                if (StringUtils.isEmpty(info.get(3))) {
-                    log.error("上传的数据为空");
-                    return;
+                if (StringUtils.isNotEmpty(info.get(0))) {
+                    specialInformation.setTitle(info.get(0));
+                }else {
+                    log.error("上传的数据{}标题为空，此条数据忽略",info.get(0));
+                    continue;
                 }
                 if (StringUtils.isNotEmpty(info.get(1))) {
-                    specialInformation.setTitle(info.get(1));
+                    specialInformation.setContents(Collections.singletonList(Content.builder()
+                            .contentId(codeGenerateUtil.geneIdNo(Constants.FINANCE, 8))
+                            .content(info.get(1)).build()));
+                }else {
+                    log.error("上传的数据{}正文为空，此条数据忽略",info.get(0));
+                    continue;
                 }
-                if (StringUtils.isNotEmpty(info.get(4))) {
-                    specialInformation.setAuthor(info.get(4));
+                if (StringUtils.isNotEmpty(info.get(2))) {
+                    specialInformation.setAuthor(info.get(2));
                 }
-                if (StringUtils.isNotEmpty(info.get(5))) {
-                    specialInformation.setOrigin(info.get(5));
+                if (StringUtils.isNotEmpty(info.get(3))) {
+                    specialInformation.setOrigin(info.get(3));
                 }
-                if (StringUtils.isNotEmpty(info.get(6))) {
-                    specialInformation.setPublishDate(EsDateUtil.esFieldDateFormat(info.get(6)));
+                if (StringUtils.isNotEmpty(info.get(4))) {
+                    specialInformation.setPublishDate(EsDateUtil.esFieldDateFormat(info.get(4)));
                 }
                 specialInformation.setDeleteFlag(0);
                 specialInformation.setCreateTime(cn.hutool.core.date.DateUtil.format(new Date(), "yyyy-MM-dd'T'HH:mm:ss"));
                 esOpUtil.docSavaByEntity(Constants.ES_DATA_FOR_KNOWLEDGE, specialInformation.getId(), specialInformation);
+                KnowledgeMessage knowledgeMessage = new KnowledgeMessage();
+                BeanUtils.copyProperties(specialInformation, knowledgeMessage);
+                knowledgeMessage.setType(specialInformation.getTypeId());
+                knowledgeMessage.setContents(specialInformation.getContents());
+                produceInfo.sendKnowledgeContents(knowledgeMessage);
             } catch (NumberFormatException e) {
                 log.error("处理异常");
             }

src/main/java/com/zzsn/knowbase/util/ExcelExportUtil.java

 package com.zzsn.knowbase.util;
 
+import com.alibaba.excel.EasyExcel;
+import com.alibaba.excel.ExcelWriter;
+import com.alibaba.excel.support.ExcelTypeEnum;
+import com.alibaba.excel.write.metadata.WriteSheet;
+import com.alibaba.excel.write.metadata.style.WriteCellStyle;
+import com.alibaba.excel.write.style.HorizontalCellStyleStrategy;
+import com.zzsn.knowbase.entity.KnowledgeExcel;
+import org.apache.commons.lang3.StringUtils;
 import org.apache.poi.hssf.usermodel.HSSFCell;
 import org.apache.poi.hssf.usermodel.HSSFDateUtil;
+import org.apache.poi.ss.usermodel.HorizontalAlignment;
 import org.apache.poi.xssf.usermodel.XSSFCell;
 import org.apache.poi.xssf.usermodel.XSSFRow;
 import org.apache.poi.xssf.usermodel.XSSFSheet;
 import org.apache.poi.xssf.usermodel.XSSFWorkbook;
 
-import java.io.InputStream;
+import javax.servlet.http.HttpServletResponse;
+import java.io.*;
+import java.net.URLEncoder;
 import java.text.DecimalFormat;
 import java.util.ArrayList;
 import java.util.List;
@@ -66,4 +77,118 @@ public class ExcelExportUtil {
             return xssfCell.getStringCellValue();
         }
     }
+
+    public static File getFileDir() {
+        // 构建上传文件的存放 "文件夹" 路径
+        String fileDirPath = new String("src/main/resources/static/uploadFiles" );
+        File fileDir = new File(fileDirPath);
+        if (!fileDir.exists()) {
+            // 递归生成文件夹
+            fileDir.mkdirs();
+        }
+        return fileDir;
+    }
+
+
+    /**
+     * 导出
+     * @param data
+     * @param sheetName
+     * @param filePath
+     * @param clazz
+     * @throws Exception
+     */
+    public static Boolean writeExcelFront(List data, String sheetName, String filePath, Class clazz) throws Exception {
+        //表头样式
+        System.out.println("开始写入");
+        WriteCellStyle headWriteCellStyle = new WriteCellStyle();
+        //设置表头居中对齐
+        headWriteCellStyle.setHorizontalAlignment(HorizontalAlignment.CENTER);
+        //内容样式
+        WriteCellStyle contentWriteCellStyle = new WriteCellStyle();
+        //设置内容靠左对齐
+        contentWriteCellStyle.setHorizontalAlignment(HorizontalAlignment.LEFT);
+        HorizontalCellStyleStrategy horizontalCellStyleStrategy = new HorizontalCellStyleStrategy(headWriteCellStyle, contentWriteCellStyle);
+        int total = data.size();//总数
+        int max = 50000;//每sheet页允许最大数
+        int avg = total / max;//sheet页个数
+        ExcelWriter excelWriter= EasyExcel.write(filePath, clazz).excelType(ExcelTypeEnum.XLSX).registerWriteHandler(horizontalCellStyleStrategy).build();
+        try{
+            for (int j = 0; j < avg + 1; j++) {
+                String sheetnames=sheetName;
+                int num = j * max;
+                List dataList1 = new ArrayList<>();
+                if (StringUtils.isNotBlank(sheetnames)) {
+
+                    sheetnames = sheetnames + (j + 1);
+                } else {
+                    sheetnames = j + "";
+                }
+                for (int n = num; n < total; n++) {//n即为每个sheet页应该开始的数
+                    if(n>=num+50000){
+                        break;
+                    }
+
+                    dataList1.add(data.get(n));//从总的list数据里面取出该处于哪个sheet页的数据，然后加进exportList，exportList即为当前sheet页应该有的数据
+
+                }
+                WriteSheet writeSheet = EasyExcel.writerSheet(j, sheetnames).build();
+                excelWriter.write(dataList1,writeSheet);
+            }
+        }finally {
+            // 千万别忘记finish 会帮忙关闭流
+            if (excelWriter != null) {
+                excelWriter.finish();
+            }
+        }
+        System.out.println("写入完成");
+        return true;
+    }
+
+    public static void download(HttpServletResponse response, String filePath, boolean delete) throws UnsupportedEncodingException {
+        File file = new File(filePath);
+        if (file.exists()) {
+            response.setHeader("Content-Disposition", "attachment;fileName=" + URLEncoder.encode(file.getName(), "utf8"));
+            //加上设置大小 下载下来的excel文件才不会在打开前提示修复
+            response.addHeader("Content-Length", String.valueOf(file.length()));
+            byte[] buffer = new byte[1024];
+            //输出流
+            OutputStream os = null;
+            FileInputStream fis = null;
+            BufferedInputStream bis = null;
+            try {
+                fis = new FileInputStream(file);
+                bis = new BufferedInputStream(fis);
+                os = response.getOutputStream();
+                int i = bis.read(buffer);
+                while (i != -1) {
+                    os.write(buffer);
+                    os.flush();
+                    i = bis.read(buffer);
+                }
+
+            } catch (Exception e) {
+                e.printStackTrace();
+            } finally {
+                try {
+                    if (os != null) {
+                        os.close();
+                    }
+                    if (fis != null) {
+                        fis.close();
+                    }
+                    if (bis != null) {
+                        bis.close();
+                    }
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+            if (delete) {
+                //文件下载结束后，删除上传到项目的文件
+                file.delete();
+            }
+        }
+    }
+
 }