上传下载附件方法

需求/上传.txt

@@ -0,0 +1,36 @@
+        public async Task<IActionResult> FileSave()
+        {
+            var files = Request.Form.Files;
+            long size = files.Sum(f => f.Length);
+            string webRootPath = _hostingEnvironment.WebRootPath;
+            string contentRootPath = _hostingEnvironment.ContentRootPath;
+
+            List<Tuple<string, string, string>> result = new List<Tuple<string, string, string>>();
+
+            foreach (var formFile in files)
+            {
+                if (formFile.Length > 0)
+                {
+                    string fileExt = Path.GetExtension(formFile.FileName);
+
+                    long fileSize = formFile.Length; //获得文件大小，以字节为单位
+                    string newFileName = formFile.FileName.Replace(fileExt, "") + '_' + System.Guid.NewGuid().ToString() + fileExt;//随机生成新的文件名
+
+                    //物理路径
+                    var phyfilePath = $"{webRootPath}\\upload\\";
+
+                    if (System.IO.Directory.Exists(phyfilePath) == false)//如果不存在就创建file文件夹
+                    {
+                        System.IO.Directory.CreateDirectory(phyfilePath);
+                    }
+                    using (var stream = new FileStream(phyfilePath + newFileName, FileMode.Create))
+                    {
+                        await formFile.CopyToAsync(stream);
+                    }
+                    //前台访问路径
+                    var filePath = $"{Request.Host}/upload/{newFileName}";
+                    result.Add(Tuple.Create(formFile.FileName, fileExt, filePath));
+                }
+            }
+            return Ok(new { files.Count, result });
+        }

需求/下载.txt

@@ -0,0 +1,95 @@
+#region 年度考核互评（评价）模板下载
+        public FileResult DownEvaluateTemplate()
+        {
+            string filePath = _hostingEnvironment.WebRootPath + "\\upload\\" + System.Guid.NewGuid().ToString() + ".xls";
+            try
+            {
+                HSSFWorkbook workBook = new HSSFWorkbook();
+                CreateAssessmentTemplateDto result = new CheckResultManagementAppService(_orgRepository, _tExemptExamEntity, _tCheckResultEntity, _tGroupDeclarationEntity).CreateAssessmentTemplate();
+                var gList = _tGroupDeclarationEntity.GetAll().Where(s => s.IsDeleted == false && s.Year == DateTime.Now.Year).GroupBy(s => s.GroupTime);
+                string sheetName = "";
+                foreach (var rekey in gList)
+                {
+                    var rekeyLsts = rekey.ToList();
+                    string sheet1 = rekeyLsts.Count() > 0 ? rekeyLsts[0].DeclareTypeName : "";
+                    sheetName = rekey.Key == null ? "未分组" : sheet1 + Convert.ToDateTime(rekey.Key).ToString("yyyy年MM月dd日HH时mm分ss秒");
+                    CreateEvaluateSheet(workBook, sheetName + "互评表", rekeyLsts, "互评表");
+                }
+                foreach (var rekey in gList)
+                {
+                    var rekeyLsts = rekey.ToList();
+                    string sheet1 = rekeyLsts.Count() > 0 ? rekeyLsts[0].DeclareTypeName : "";
+                    sheetName = rekey.Key == null ? "未分组" : sheet1 + Convert.ToDateTime(rekey.Key).ToString("yyyy年MM月dd日HH时mm分ss秒");
+                    CreateEvaluateSheet(workBook, sheetName + "专家打分表", rekeyLsts, "专家打分表");
+                }
+
+
+                if (Directory.Exists(filePath))
+                {
+                    Directory.Delete(filePath);
+                }
+                using (FileStream file = new FileStream(filePath, FileMode.Create))
+                {
+                    workBook.Write(file);  //创建Excel文件。
+                    file.Close();
+                }
+
+            }
+            catch (Exception ex)
+            {
+                string msg = ex.Message;
+            }
+            return File(new FileStream(filePath, FileMode.Open), "application/octet-stream", (DateTime.Now.Year + "年互评表模板" + DateTime.Now.ToString("yyyyMMddHHmmss") + ".xls"));
+
+        }
+
+        private ISheet CreateEvaluateSheet(HSSFWorkbook workBook, string sheetName, List<TGroupDeclarationEntity> list, string ScoreTypeName)
+        {
+            ISheet sheet = workBook.CreateSheet(sheetName);
+            IRow RowHead = sheet.CreateRow(0);
+            string[] rows = new string[] { "序号", "单位名称", "互评分数" };
+            #region 标题合并单元格
+            ICellStyle cellStyle = workBook.CreateCellStyle();//声明样式
+            cellStyle.Alignment = NPOI.SS.UserModel.HorizontalAlignment.Center;//水平居中
+            cellStyle.VerticalAlignment = NPOI.SS.UserModel.VerticalAlignment.Center;//垂直居中
+            IFont font = workBook.CreateFont();//声明字体
+            font.Boldweight = (Int16)FontBoldWeight.Bold;//加粗
+            font.FontHeightInPoints = 14;//字体大小
+            cellStyle.SetFont(font);//加入单元格
+            IRow row0 = sheet.CreateRow(0);//创建行
+            row0.HeightInPoints = 20;//行高
+            NPOI.SS.UserModel.ICell cell0 = row0.CreateCell(0);//创建单元格
+            cell0.SetCellValue(ScoreTypeName);//赋值
+            cell0.CellStyle = cellStyle;//设置样式
+            sheet.AddMergedRegion(new CellRangeAddress(0, 0, 0, 2));//合并单元格（第几行，到第几行，第几列，到第几列） 
+            #endregion 
+            #region 表头
+            IRow RowBody1 = sheet.CreateRow(1);
+
+            RowBody1.CreateCell(0).SetCellValue("序号");
+            sheet.AutoSizeColumn(0);
+
+            RowBody1.CreateCell(1).SetCellValue("单位名称");
+            sheet.AutoSizeColumn(1);
+
+            RowBody1.CreateCell(2).SetCellValue("互评分数");
+            sheet.AutoSizeColumn(2);
+            #endregion
+
+            for (int iRowIndex = 0; iRowIndex < list.Count; iRowIndex++)
+            {
+                IRow RowBody = sheet.CreateRow(iRowIndex + 2);
+
+                RowBody.CreateCell(0).SetCellValue((iRowIndex + 1).ToString());
+                sheet.AutoSizeColumn(0);
+
+                RowBody.CreateCell(1).SetCellValue(list[iRowIndex].OrganizationName);
+                sheet.AutoSizeColumn(1);
+
+                RowBody.CreateCell(2).SetCellValue("");
+                sheet.AutoSizeColumn(2);
+            }
+            return sheet;
+
+        }
+        #endregion