下载模板
/// <summary>
/// 下载模板
/// </summary>
/// <returns></returns>
public ActionResult DownTemplate()
{
string path = Server.MapPath("/Template/TeacherTpl.xlsx");
return File(new FileStream(path, FileMode.Open), "application/octet-stream", "教师模板.xlsx");
}
使用时直接请求方法就行
window.location.href = ‘/Student/DownTemplate‘;
导入
引文件
<link href="~/Scripts/webuploader-0.1.5/webuploader.css" rel="stylesheet" /> <script src="~/Scripts/jquery-1.10.2.js"></script> <script src="~/Scripts/webuploader-0.1.5/webuploader.js"></script>
html
<div id="import">
<input type="hidden" id="filePath" />
<div id="uploader" class="wu-example">
<!--用来存放文件信息-->
<div id="thelist" class="uploader-list"></div>
<div class="btns">
<div id="picker">选择文件</div>
<button type="button" id="ctlBtn" class="btn btn-default">开始上传</button>
</div>
</div>
</div>
初始化webuploader
function initUpload() {
var $list = $("#thelist");
var uploader = WebUploader.create({
// swf文件路径
swf: ‘~/Scripts/webuploader-0.1.5/Uploader.swf‘,
// 文件接收服务端。
server: ‘/Files/UploadFile?address=TemplateData‘,
// 选择文件的按钮。可选。
// 内部根据当前运行是创建，可能是input元素，也可能是flash.
pick: {
id: ‘#picker‘,
multiple: false
},
// 不压缩image, 默认如果是jpeg，文件上传前会压缩一把再上传！
resize: false,
fileNumLimit: 1,
fileSingleSizeLimit: 1024 * 1024 * 10,
accept: {
extensions: ‘xlsx,xls‘
}
});
// 当有文件被添加进队列的时候
uploader.on(‘fileQueued‘, function (file) {
$(‘#uploader .item‘).remove();
$list.append(‘<div id="‘ + file.id + ‘" class="item">‘ +
‘<h4 class="info">‘ + file.name + ‘</h4><a class="upload-del" my-data-fid=‘ + file.id + ‘>x<a/><p class="state">等待上传...</p></div>‘);
});
// 文件上传过程中创建进度条实时显示。
uploader.on(‘uploadProgress‘, function (file, percentage) {
var $li = $(‘#‘ + file.id);
// $percent = $li.find(‘.progress .progress-bar‘);
//// 避免重复创建
//if (!$percent.length) {
// $percent = $(‘<div class="progress progress-striped active">‘ +
// ‘<div class="progress-bar" role="progressbar" style="width: 0%">‘ +
// ‘</div>‘ +
// ‘</div>‘).appendTo($li).find(‘.progress-bar‘);
//}
$li.find(‘p.state‘).text(‘上传中‘);
// $percent.css(‘width‘, percentage * 100 + ‘%‘);
});
uploader.on(‘uploadSuccess‘, function (file, data) {
if (data.error == 1) {
$(‘#filePath‘).val(data.filePath);
$(‘#‘ + file.id).find(‘p.state‘).text(‘已上传‘);
uploader.removeFile(file.id);
} else {
$(‘#‘ + file.id).find(‘p.state‘).text(res.msg);
}
});
uploader.on(‘uploadError‘, function (file) {
$(‘#‘ + file.id).find(‘p.state‘).text(‘上传出错‘);
});
uploader.on(‘uploadComplete‘, function (file) {
$(‘#‘ + file.id).find(‘.progress‘).fadeOut();
});
$(‘#thelist‘).on(‘click‘, ‘.upload-del‘, function () {
var fid = $(this).attr(‘my-data-fid‘);
uploader.removeFile(fid);
$(this).parent(‘.item‘).remove();
});
uploader.on("error", function (type) {
if (type == "F_EXCEED_SIZE") {
layer.msg("文件大小不能超过10M");
}
else if (type == "Q_EXCEED_SIZE_LIMIT") {
layer.msg("文件大小不能超过10M");
} else if (type == ‘Q_EXCEED_NUM_LIMIT‘) {
layer.msg("请先移除文件，再添加新文件");
} else {
layer.msg("上传出错！请检查后重新上传！错误代码" + type);
}
});
文件上传后台方法
public ActionResult UploadFile()
{
if (Request.Files.Count <= 0)
{
return Content(JsonConvert.SerializeObject(new {error = "0", msg = "文件为空。"}));
}
string addr = Request["Address"];
if (string.IsNullOrEmpty(addr))
{
return Content(JsonConvert.SerializeObject(new { error = "0", msg = "地址为空。" }));
}
string dirPath = Server.MapPath("/UploadFiles/" + addr);
if (!Directory.Exists(dirPath))
{
Directory.CreateDirectory(dirPath);
}
var file = Request.Files[0];
string ext = Path.GetExtension(file.FileName);
string fileName = Guid.NewGuid().ToString() + ext;
string filePath = Path.Combine(dirPath, fileName); // 绝对路径
string returnPath = Path.Combine("/UploadFiles/" + addr, fileName); // 返回的路径
try
{
file.SaveAs(filePath);
return Content(JsonConvert.SerializeObject(new { error = "1", msg = "上传成功", filePath = returnPath }));
}
catch (Exception e)
{
return Content(JsonConvert.SerializeObject(new { error = "0", msg = "上传失败" }));
}
}
请求后台方法
var url = $(‘#filePath‘).val();
$.post(‘/Student/AddImportData‘, { path: url }, function (msg) {
if (msg=="success") {
$(‘#filePath‘).val(‘‘);
$("#thelist").remove();
$.messager.alert("提示", "导入成功",‘info‘);
ReloadClearData();
$("#import").dialog(‘close‘);
return;
}
$.messager.alert("提示", msg, ‘error‘);
})
后台方法
/// <summary>
/// 插入导入数据
/// </summary>
/// <returns></returns>
public ActionResult AddImportData()
{
bool flag;
string path;
if (string.IsNullOrEmpty(Request["path"]))
{
return Content("参数错误");
}
path = Server.MapPath(Request["path"]);
if (!System.IO.File.Exists(path))
{
return Content("路径不存在");
}
var list = Import(path, out flag);
if (!flag)
{
return Content("导入失败");
}return bo.AddBulk(list) ? Content("ok") : Content("导入失败");
}
/// <summary>
/// 导入
/// </summary>
/// <returns></returns>
public List<Model.Teacher> Import(string path, out bool flag)
{
flag = true;
List<Teacher> list = new List<Teacher>();
//TODO 更改文件路径
using (FileStream fs = new FileStream(path, FileMode.Open, FileAccess.Read))
{
IWorkbook wb = new XSSFWorkbook(fs); ;
var extension = Path.GetExtension(path);
ISheet sheet = wb.GetSheetAt(0);
int index = 1;
IRow row = sheet.GetRow(1);
try
{
while (row != null)
{
list.Add(new Teacher()
{
TeacherName = row.GetCell(0).ToString(),
Password = WebHelper.ToMD5("123456"),
Birthday = WebHelper.StrToDate(row.GetCell(1).ToString()),
IDCard = row.GetCell(2).ToString(),
Gender = row.GetCell(3).ToString() == "男" ? 1 : 0,
MobilePhone = row.GetCell(4).ToString(),
QQNum = row.GetCell(5).ToString(),
WechatNum = row.GetCell(6).ToString(),
EmailNum = row.GetCell(7).ToString()
});
row = sheet.GetRow(++index);
}
return list;
}
catch (Exception)
{
flag = false;
return null;
}
}
}
导出(待测)
var workBook = new HSSFWorkbook();
var table = workBook.CreateSheet("writeExcel");
for (int i = 0; i < 20; i++)
{
var row = table.CreateRow(i);
for (int j = 0; j < 20; j++)
{
var cell = row.CreateCell(j);
cell.SetCellValue(j);
}
}
using (var fs = File.OpenWrite(@"D:/writeExcels.xls"))
{
workBook.Write(fs);
MessageBox.Show("Create succeed!");
}
原文地址：https://www.cnblogs.com/xiaonangua/p/9176965.html
时间： 2024-08-13 19:13:51