<div id="test-editormd">

        <textarea id="articleContent" style="display: none;">@Html.Raw(Model.Context)</textarea>

    </div>

$(function () {

        testEditor = editormd("test-editormd", {

            width: "99%",

            height: ,

            syncScrolling: "single",

            path: "/Lib/MarkDown/lib/",

            saveHTMLToTextarea: true,

            emoji: true,

            //图片上传

            imageUpload: true,

            imageFormats: ["jpg", "jpeg", "gif", "png", "bmp", "webp"],

            imageUploadURL: "/Editor/UpImage/@Model.Id"

        });

    });

$("#test-editormd").on('paste', function (ev) {

        var items = (event.clipboardData || event.originalEvent.clipboardData).items;

        for (var index in items) {

            var item = items[index];

            if (item.kind === 'file') {

                var blob = item.getAsFile();

                var reader = new FileReader();

                reader.onload = function (event) {

                    //将剪切板中复制信息转换成一种base64格式字符串

                    var base64 = event.target.result;

                        //ajax上传图片

                        $.ajax({

                            url: "/Editor/UpladFilePIC/@Model.Id",

                            type: 'post',

                            data: { 'base': base64},

                            async: false,

                            dataType: 'json',

                            success: function (res) {

                                if(res.code==)//新一行的图片显示

                                    testEditor.insertValue("\n![" + "image.png" + "](" + res.msg + ")");

                            },

                            error: function () {

                                alert('图片上传错误');

                            }

                        });

                    }

                }; // data url!

                var url = reader.readAsDataURL(blob);

            }

    });

[HttpPost]

        public  string UpladFilePIC(long? id)//id传过来，如需保存可以备用

        {

            IFormCollection fc = HttpContext.Request.Form;

            string savePath = string.Empty;

            int code = ;

            string msg = "";

            string base64 = fc["base"];

            if (base64 != null)

            {

                string[] spl = base64.Split(',');

                string getImgFormat = spl[].Split(':')[].Split('/')[].Split(';')[];

                byte[] arr2 = Convert.FromBase64String(spl[]);

                //上传到服务器

                DateTime today = DateTime.Today;

                string md5 = CommonHelper.CalcMD5(spl[]);

                string upFileName = md5 + "." + getImgFormat;//生成随机文件名（ System.Guid.NewGuid().ToString() ）

                var pathStart = ConfigHelper.GetSectionValue("FileMap:ImgPath") + DateTime.Now.Year + "/" + DateTime.Now.Month + "/";

                if (System.IO.Directory.Exists(pathStart) == false)//如果不存在新建

                {

                    System.IO.Directory.CreateDirectory(pathStart);

                }

                var filePath = pathStart + upFileName;

                string pathNew = ConfigHelper.GetSectionValue("FileMap:ImgWeb") + filePath.Replace(ConfigHelper.GetSectionValue("FileMap:ImgPath"), "");

                using (MemoryStream memoryStream = new MemoryStream(arr2, , arr2.Length))

                {

                    memoryStream.Write(arr2, , arr2.Length);

                    System.DrawingCore.Image image = System.DrawingCore.Image.FromStream(memoryStream);//  转成图片

                    image.Save(filePath);  // 将图片存到本地

                    code = ;

                    msg = pathNew;

                }

            }

            string jsonResult = CommonHelper.GetJsonResult(code, msg);

            return jsonResult;

        }

public JsonResult UpImage(long? id)//id传过来，如需保存可以备用

        {

            int success = ;

            string msg = "";

            string pathNew = "";

            try

            {

                var date = Request;

                var files = Request.Form.Files;

                foreach (var formFile in files)

                {

                    if (formFile.Length > )

                    {

                        string fileExt = formFile.FileName.Substring(formFile.FileName.LastIndexOf(".") + , (formFile.FileName.Length - formFile.FileName.LastIndexOf(".") - )); //扩展名

                        long fileSize = formFile.Length; //获得文件大小，以字节为单位

                        string md5 = CommonHelper.CalcMD5(formFile.OpenReadStream());

                        string newFileName = md5 + "." + fileExt; //MD5加密生成文件名保证文件不会重复上传

                        var pathStart = ConfigHelper.GetSectionValue("FileMap:ImgPath") + DateTime.Now.Year + "/" + DateTime.Now.Month + "/";

                        if (System.IO.Directory.Exists(pathStart) == false)//如果不存在新建

                        {

                            System.IO.Directory.CreateDirectory(pathStart);

                        }

                        var filePath = pathStart + newFileName;

                        pathNew = ConfigHelper.GetSectionValue("FileMap:ImgWeb") + filePath.Replace(ConfigHelper.GetSectionValue("FileMap:ImgPath"), "");

                        using (var stream = new FileStream(filePath, FileMode.Create))

                        {

                            formFile.CopyTo(stream);

                            success = ;

                        }

                    }

                }

            }

            catch (Exception ex)

            {

                success = ;

                msg = ex.ToString();

            }

            var obj = new { success = success, url = pathNew, message = msg };

            return Json(obj);

        }