var YSHT = (function ($, ysht) {ysht.UploadFiles = function (options) {var defaults = {element: "input[type='file']",auto: true,             //是否自动上传buttonText: "附件上传", //定义显示在按钮上的文本fileSizeLimit: "20GB",//上传文件大小限制uploadLimit: 999,       //上传文件个数width: 100,height:34,formData: {},callback: null,multi: false,url: "",removeCompleted:true};var opts = $.extend({}, defaults, options);if (!opts.url) {alert("初始化上传控件发生错误!");return false;}if (!$(opts.element).attr("id")) {alert("初始化上传控件发生错误!");return false;}var files = [];var uploadify = $(opts.element).uploadifive({auto: opts.auto,width: opts.width,height: opts.height,buttonClass: "btn btn-primary",buttonText: "<i class=\"fa fa-upload\"></i>&nbsp;&nbsp;" + opts.buttonText,dnd: false,           //禁用拖拽上传功能
            fileSizeLimit: opts.fileSizeLimit,fileType: true,      //允许所有的文件类型（允许所有图片'image/*'） method: "post",multi: opts.multi,removeCompleted: opts.removeCompleted,//是否移除从队列张完成上传的项目
            formData: opts.formData,uploadLimit: opts.uploadLimit,uploadScript: opts.url,onError: function (res) {alert(res.errMsg);return false;},onUploadComplete: function (file, res) {res = JSON.parse(res);var html = "<div class = 'img-view'><img class = 'previewImg previewImg_1' width='200' height='200' src=''";html += "serverFilePath = '" + res.FilePath + "'";html += "fileName = '" + res.FileName + "'";html += "fileExt='" + res.FileExt + "'/>";html += "<a class='img-del' del-path='" + res.FilePath + "'";html += "filename = '" + res.FileName + "'fileext='" + res.FileExt + "'>删除</a></div>";$("#preview").append(html)var imgArray = document.getElementById("preview").getElementsByTagName("img");var finallyImg = document.getElementById("preview").getElementsByTagName("img")[imgArray.length - 1];$(finallyImg).siblings('a').attr({ 'del-path': res.FilePath, "fileName": res.FileName, fileExt: res.FileExt });var reader = new FileReader();var path = res.SavePath;reader.readAsDataURL(file);reader.onload = function (e) {url = reader.result;finallyImg.src = url;$("#resultImage")[0].src = url;};            }});//RETURN {//    uPLOADIFY: UPLOADIFY,//    fILES: FILES//};
    };return ysht;
}(jQuery, window.YSHT || {}));

        /// <summary>/// 未压缩上传/// </summary>/// <param name="mfile"></param>/// <returns></returns>
        [HttpPost]public ActionResult NotCompressUploadImg(HttpPostedFileBase mfile){try{if (mfile != null){string fileName = Path.GetFileName(mfile.FileName);// 原始文件名称string fileExtension = Path.GetExtension(fileName); // 文件扩展名string saveName = Guid.NewGuid() + fileExtension; // 保存文件名称 这是个好方法。string savepath = Server.MapPath("../ImageTemp/") + fileName;mfile.SaveAs(savepath);if (IsPicture(savepath) == 1){return Json(new { Success = false, Message = "该图发现木马文件！" }, JsonRequestBehavior.AllowGet);}else{var path = "/Upload/Image/";var uploadpath = Server.MapPath("~" + path);if (!Directory.Exists(uploadpath)){Directory.CreateDirectory(uploadpath);}//string saveName = Encrypt.GenerateOrderNumber() + fileExtension; // 保存文件名称 这是个好方法。mfile.SaveAs(uploadpath + saveName);var fullPath = uploadpath.Replace("\\", "/") + saveName;return Json(new { Success = true, FilePath = path + saveName, FileName = fileName, FileExt = fileExtension, SavePath = fullPath, Message = "上传成功！" });}}return Json(new { Success = false, Message = "请选择要上传的文件！" }, JsonRequestBehavior.AllowGet);}catch (Exception ex){return Json(new { Success = false, Message = ex.Message }, JsonRequestBehavior.AllowGet);}}

public ActionResult CompressImgBase64Uploadfinal(HttpPostedFileBase mfile){try{if (mfile != null){//先保存到临时文件夹，如果是病毒，就删除sstring fileName = Path.GetFileName(mfile.FileName);// 原始文件名称string fileExtension = Path.GetExtension(fileName); // 文件扩展名string saveName = Guid.NewGuid() + fileExtension; // 保存文件名称 这是个好方法。string savepath = Server.MapPath("../ImageTemp/") + fileName;mfile.SaveAs(savepath);var readpath = savepath.Replace("\\", "/");System.Drawing.Image img = new System.Drawing.Bitmap(readpath);if (IsPicture(savepath) == 1){return Json(new { Success = false, FilePath = "", FileName = "", FileExt = ".jpg", Message = "上传的图片有病毒！" });}var path = "/Upload/Image/";var uploadpath = Server.MapPath("~") + path;if (!Directory.Exists(uploadpath)){Directory.CreateDirectory(uploadpath);}string savepath1 = uploadpath + saveName;//图片压缩上传bool isSuccess = ReduceImage(img, savepath1, 50);if (isSuccess){System.IO.File.Delete(savepath);return Json(new { Success = true, FilePath = path + saveName, FileName = fileName, FileExt = ".jpg", Message = "上传成功！" });}}return Json(new { Success = false, FilePath = "", FileName = "", FileExt = "", Message = "上传失败！" }); ;}catch (Exception ex){return Json(new { Success = false, Message = ex.Message }, JsonRequestBehavior.AllowGet);}}

/// <summary>/// 压缩图片并保存/// </summary>/// <param name="iSource">图片文件</param>/// <param name="outPath">文件保存路径</param> 例如 var outPath = Path.Combine(Request.MapPath("~/Upload"), Path.GetFileName(file.FileName));/// <param name="flag">值越大代表图片质量越好，一般默认控制在50为最佳压缩质量</param>/// <returns></returns>public static bool ReduceImage(Image iSource, string outPath, int flag){ImageFormat tFormat = iSource.RawFormat;EncoderParameters ep = new EncoderParameters();long[] qy = new long[1];qy[0] = flag;EncoderParameter eParam = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, qy);ep.Param[0] = eParam;try{ImageCodecInfo[] arrayICI = ImageCodecInfo.GetImageDecoders();ImageCodecInfo jpegICIinfo = null;for (int x = 0; x < arrayICI.Length; x++){if (arrayICI[x].FormatDescription.Equals("JPEG")){jpegICIinfo = arrayICI[x];break;}}if (jpegICIinfo != null)iSource.Save(outPath, jpegICIinfo, ep);elseiSource.Save(outPath, tFormat);return true;}catch{return false;}finally{iSource.Dispose();}}