Jquery.form.js 上传图片

来源：互联网发布：2016淘宝刷单安全吗编辑：程序博客网时间：2024/05/13 02:10

html: <form id="formDemo" method="post" enctype="multipart/form-data" style="float: right">                                <label style="position: relative; float:right">                                    <img src="../img/xj.png" style="float: right;">                                    <input type="file" capture="camera" name="Filedata" accept="image/gif,image/jpeg,image/jpg,image/png" class="sui-btn btn-success txt inputat" style="position: absolute; left: 0; width: 100px; opacity: 0;" onchange="forward_data.Post.UploadFile(this)" />                                </label>                            </form>

JS:function UpdateUserInfo() {    var filepath = $("input[name='Filedata']").val();    var extStart = filepath.lastIndexOf(".");    var ext = filepath.substring(extStart, filepath.length).toUpperCase();    if (ext != ".BMP" && ext != ".PNG" && ext != ".GIF" && ext != ".JPG" && ext != ".JPEG") {        alert("图片限于bmp,png,gif,jpeg,jpg格式");        return false;    }    $("#formDemo").ajaxSubmit({        url: 'http://115.28.160.143:8082/api/Image/UpLoadImage?upPath=wxImage', /*设置post提交到的页面*/        type: "post", /*设置表单以post方法提交*/        /* 后端自定义头部验证，可去掉  */        headers:        {            Authorization: "Bearer " + token,            cmpCode: xr_user.CmpCode,            userCode: xr_user.Eno,        },        dataType: "json", /*设置返回值类型为文本*/        success: function (data) {            imgs.push(data.Data);            alert(JSON.stringify(imgs));            forward_data.Entity.MyVue.$data.Imgs = imgs;            alert(JSON.stringify(forward_data.Entity.MyVue.$data.Imgs));        },        error: function (error) {            alert(error);        }    });}

API:public OperationResultModel UpLoadImage(string upPath)        {            var returnResult = new OperationResultModel() { ErrorMsg = string.Empty };            try            {                var file = HttpContext.Current.Request.Files["Filedata"];                string returnPath = string.Empty;                if (file != null)                {                    string uploadPath = System.Web.Hosting.HostingEnvironment.MapPath("~/" + upPath) + "/";                    // Server.MapPath(upPath) + "\\";// Server.MapPath("/UploadImgs") + "\\";                    string fileName = file.FileName;                    if (!Directory.Exists(uploadPath))                    {                        Directory.CreateDirectory(uploadPath);                    }                    file.SaveAs(uploadPath + fileName);                    returnPath = ConfigTool.GetAppSetting("webSite") + "/" + upPath + "/" + fileName;                }                else                {                    throw new Exception("未找到上传文件");                }                returnResult.Data = returnPath.Trim('"');            }            catch (Exception ex)            {                LogManager.WriteErrorLog("上传图片", ex);                returnResult.OpResult = "N";                returnResult.ErrorMsg = ex.Message;            }            finally            {            }            return returnResult;        }

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