1

13693261870

2022-11-24 224591306e6bdcc0051787e759ef0c082757a30a

 src/main/java/com/lf/server/controller/data/MetaController.java

@@ -2,19 +2,23 @@

import com.lf.server.annotation.SysLog;
import com.lf.server.controller.all.BaseController;
import com.lf.server.entity.all.HttpStatus;
import com.lf.server.entity.all.ResponseMsg;
import com.lf.server.entity.ctrl.DownloadReqEntity;
import com.lf.server.entity.data.DownloadEntity;
import com.lf.server.entity.data.MetaEntity;
import com.lf.server.entity.sys.UserEntity;
import com.lf.server.helper.StringHelper;
import com.lf.server.helper.WebHelper;
import com.lf.server.service.data.DownloadService;
import com.lf.server.service.data.MetaService;
import com.lf.server.service.sys.TokenService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.List;

/**
@@ -30,6 +34,9 @@

    @Autowired
    TokenService tokenService;

    @Autowired
    DownloadService downloadService;

    @SysLog()
    @ApiOperation(value = "查询记录数")
@@ -138,6 +145,7 @@
                entity.setCreateUser(ue.getId());
            }

            entity.setCreateTime(WebHelper.getCurrentTimestamp());
            int count = metaService.insert(entity);

            return success(count);
@@ -250,4 +258,62 @@
            return fail(ex.getMessage(), -1);
        }
    }

    @SysLog()
    @ApiOperation(value = "请求下载")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "pwd", value = "密码", dataType = "String", paramType = "body", example = ""),
            @ApiImplicitParam(name = "ids", value = "ID数组", dataType = "Integer", paramType = "body", example = "1,2")
    })
    @ResponseBody
    @PostMapping(value = "/downloadReq")
    public ResponseMsg<Object> downloadReq(@RequestBody DownloadReqEntity reqEntity, HttpServletRequest req, HttpServletResponse res) {
        try {
            if (null == reqEntity || StringHelper.isEmpty(reqEntity.getPwd())) {
                return fail("密码不能为空");
            }
            if (null == reqEntity.getIds() || reqEntity.getIds().isEmpty()) {
                return fail("请选择要下载的文件");
            }

            return success(true);
        } catch (Exception ex) {
            return fail(ex.getMessage(), null);
        }
    }

    @SysLog()
    @ApiOperation(value = "下载文件")
    @ApiImplicitParams({
            @ApiImplicitParam(name = "guid", value = "文件GUID", dataType = "String", paramType = "query")
    })
    @ResponseBody
    @RequestMapping(value = "/downloadFile", method = RequestMethod.GET)
    public void downloadFile(@RequestBody DownloadReqEntity reqEntity, HttpServletRequest req, HttpServletResponse res) {
        try {
            if (null == reqEntity || StringHelper.isEmpty(reqEntity.getPwd())) {
                WebHelper.writeInfo(HttpStatus.BAD_REQUEST, "密码不能为空", res);
            }
            if (StringHelper.isEmpty(reqEntity.getGuid())) {
                WebHelper.writeInfo(HttpStatus.BAD_REQUEST, "找不到文件ID", res);
                return;
            }

            UserEntity ue = tokenService.getCurrentUser(req);
            DownloadEntity de = downloadService.selectByGuid(reqEntity.getGuid());
            if (null == de) {
                WebHelper.writeInfo(HttpStatus.NOT_FOUND, "文件不存在", res);
                return;
            }

            de.setDcount(de.getDcount() + 1);
            de.setDownloadUser(ue.getId());
            int rows = downloadService.update(de);

            String filePath = downloadService.getDownloadFilePath(de);
            WebHelper.download(filePath, de.getName(), res);
        } catch (Exception ex) {
            WebHelper.writeInfo(HttpStatus.ERROR, ex.getMessage(), res);
        }
    }
}