public FileResult Data(string token) { if (string.IsNullOrEmpty(token) || token != "meoexport") { return(File(Encoding.UTF8.GetBytes("未授权"), "plain/text")); } // https://blog.csdn.net/sxf359/article/details/72729870 var list = new List <Chef>(); using (XipuDbContext _context = new XipuDbContext()) { list = _context.Chefs.ToList(); } var fileName = "DataInfo" + DateTime.Now.ToString("yyyy-MM-dd-HH-mm-ss-fff"); var strRows = new StringBuilder(); strRows.Append("<table border=\"1\"><tr>"); strRows.Append("<td style=\"mso-number-format:\\@;\">编号</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">时间</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">IP</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">姓名</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">电话</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">省份</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">菜系</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">入口标记</td>"); strRows.Append("</tr>"); foreach (var item in list) { if (string.IsNullOrEmpty(item.ClientIp) || string.IsNullOrEmpty(item.PhoneNumber) || string.IsNullOrEmpty(item.Province) || string.IsNullOrEmpty(item.Cuisine) || string.IsNullOrEmpty(item.Entrypoint)) { continue; } strRows.Append("<tr>"); strRows.Append("<td style=\"mso-number-format:\\@;\">" + item.Id + "</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">" + item.CreateOn.ToString("yyyy-MM-dd HH:mm:ss") + "</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">" + item.ClientIp + "</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">" + (item.UserName ?? " ") + "</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">" + item.PhoneNumber + "</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">" + item.Province + "</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">" + item.Cuisine + "</td>"); strRows.Append("<td style=\"mso-number-format:\\@;\">" + item.Entrypoint + "</td>"); strRows.Append("</tr>"); } strRows.Append("</table>"); var result = strRows.ToString(); //生成字节数组 var fileContents = Encoding.Default.GetBytes(result); //设置excel保存到服务器的路径 var filePath = Server.MapPath("~/excel/" + fileName + ".xls"); //保存excel到指定路径 System.IO.File.WriteAllBytes(filePath, fileContents); // FileManager.WriteBuffToFile(fileContents, filePath); //读取已有的excel文件输出到客户端供客户下载该excel文件 return(File(filePath, "application/ms-excel", fileName + ".xls")); }
public ActivityController() { _context = new XipuDbContext(); }