上传数据+上传一张图片
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>ajax上传数据（1.解决传送数据乱码问题2.苹果手机上传图片翻转问题）</title> <meta name="viewport" content="width=device-width,initial-scale=1,user-scalable=0"> <link href="<%templateskin%>/css/amazeui.min.css" rel="stylesheet" type="text/css" /> <link rel="stylesheet" href="<%templateskin%>/css/layer.css"> <script type="text/javascript" src="<%templateskin%>/js/jquery-2.1.4.js"></script> <script type="text/javascript" src="<%templateskin%>/js/amazeui.min.js"></script> <script src="<%templateskin%>/js/exif-js-master/exif.js"></script> <script type="text/javascript" charset="utf-8" src="<%templateskin%>/js/layer.js"></script> <style> .upload-albumposition: absolute;top: -1000px; #picshowdisplay:none; </style> </head> <body class="am-backg-f7 am-padding-horizontal-sm"> <!-- 输入列表 --> <div class="am-form am-form-horizontal am-backg-white am-padding-horizontal-sm am-margin-top"> <div class="am-form-group am-form-group-sm am-border-k am-margin-bottom-0"> <label for="doc-ipt-3-1" class="am-u-sm-3 am-form-label am-padding-horizontal-0">联系人</label> <div class="am-u-sm-9 am-padding-horizontal-0"> <input type="text" id="doc-ipt-3-1" class="am-border-0 am-form-field"> </div> </div> <div class="am-form-group am-form-group-sm am-border-k am-margin-bottom-0"> <label for="doc-select-1" class="am-u-sm-3 am-form-label am-padding-horizontal-0">选择社区</label> <div class="am-u-sm-9 am-padding-horizontal-0"> <select id="doc-select-1" class="am-border-0"> <option class="am-hide" value="0"></option> <option value="1">第一社区</option> </select> </div> </div> <div class="am-form-group am-form-group-sm am-border-k am-margin-bottom-0"> <label for="doc-ipt-3-2" class="am-u-sm-3 am-form-label am-padding-horizontal-0">联系电话</label> <div class="am-u-sm-9 am-padding-horizontal-0"> <input type="text" id="doc-ipt-3-2" class="am-border-0 am-form-field"> </div> </div> <div class="am-form-group am-form-group-sm am-border-k am-margin-bottom-0"> <label for="doc-ipt-3-3" class="am-u-sm-3 am-form-label am-padding-horizontal-0">地址</label> <div class="am-u-sm-9 am-padding-horizontal-0"> <input type="text" id="doc-ipt-3-3" class="am-border-0 am-form-field"> </div> </div> </div> <!-- 输入列表 --> <!-- 文字域 --> <div class="am-form am-margin-top"> <div class="am-form-group am-text-sm"> <label for="doc-ta-1" class="am-padding-horizontal-sm">详情</label> <textarea class="am-border-0" rows="5" id="doc-ta-1"></textarea> </div> </div> <!-- 文字域 --> <!-- 上传图片 --> <div class="am-margin-top"> <div class="am-padding-horizontal-sm am-text-sm am-margin-bottom-xs"> <span>添加照片</span> </div> <ul class="am-backg-white am-padding-horizontal-sm am-padding-vertical am-g"> <li class="am-u-sm-3 am-padding-horizontal-xs" id="picshang"> <i class="am-icon-camera am-icon-lg am-text-gray am-radius"></i> </li> <li class="am-u-sm-9 am-cf"> <div class="am-fl am-fixation" id="picshow"> <a href="javascript:;" class="am-uploading-cancel am-icon-btn am-icon-close" id="picdel"></a> <img src="" class="am-uploading" id="picimg"/> </div> </li> </ul> <div class="upload-album"> <input type="file" id="picup" accept="image/*" capture="camera" onchange="shangchuan(this);" /> </div> </div> <!-- 上传图片 --> <!-- 发起按钮 --> <div class="am-padding-horizontal-xl am-margin-top-xl"> <a href="JavaScript:;" class="am-btn am-btn-backg am-round am-btn-block" id="faqi" data-id="1">上 传</a> </div> <!-- 发起按钮 --> </body> </html> <script type="text/javascript"> function funcName() window.location.reload(); $("#picshang").click(function()$("#picup").click(););
$("#picdel").click(function () var ss= $("#picimg").attr("src"); $("#picup").val(""); $("#picshow").css("display", "none"); deletepic(ss); ); /*发起心愿*/ $("#faqi").click(function () var fq = $("#faqi").attr("data-id"); if (fq == "1") $("#faqi").attr("data-id", "0"); $("#faqi").text("正在提交..."); var people = $("#doc-ipt-3-1").val(); var tel = $("#doc-ipt-3-2").val(); var adr = $("#doc-ipt-3-3").val(); var xiangqing = $("#doc-ta-1").val(); var img = $("#picimg").attr("src"); var options = $("#doc-select-1 option:selected");//获取当前选择项. var shequ = options.val(); if (people != "") if (tel != "") if (adr != "") if (xiangqing != "") /*提交 微心愿*/ $.ajax( url: "../../tools/hong****.ashx", data: "action": "faqiwxy", "people": escape(people), "address": escape(adr), "tel": tel, "xq": escape(xiangqing), "sq": shequ, "img": img , type: "get", beforeSend: function () layer.load(2); , dataType: "json", success: function (data) if (data.wxy == 1) $("#faqi").text("已成功发起!"); setTimeout(funcName,800); else $("#faqi").text("发起失败！继续发起"); $("#faqi").attr("data-id", "1"); $("#doc-ipt-3-1").val(""); $("#doc-ipt-3-2").val(""); layer.closeAll(‘loading‘); , error: function (a, b, c) alert(a + "," + b + "," + c); layer.closeAll(‘loading‘); ); /*----提交 微心愿---*/ else $("#faqi").text("发起失败！详情不能为空"); $("#faqi").attr("data-id", "1"); else $("#faqi").text("发起失败！联系地址不能为空"); $("#faqi").attr("data-id", "1"); else $("#faqi").text("发起失败！联系电话不能为空"); $("#faqi").attr("data-id", "1"); else $("#faqi").text("发起失败！联系人不能为空"); $("#faqi").attr("data-id", "1"); ) /*上传照片*/ function shangchuan() var form = new FormData(); form.append("action","faqiwxypic"); form.append("img",$(‘#picup‘)[0].files[0]); // $.ajax( url: "../../tools/hygypic1.ashx", data:form, async: true, processData: false, contentType: false, type: "post", dataType: "json", beforeSend: function () layer.load(2); , success: function (data) if (data.status == 1) $("#picimg").attr("src", "" + data.path+ ""); $("#picshow").css("display", "block"); else layer.msg(data.msg); layer.closeAll(‘loading‘); , error: function (a, b, c) layer.closeAll(‘loading‘); ); /*删除照片*/ function deletepic(urls) var form = new FormData(); form.append("action", "faqiwxydel"); form.append("urls", urls); form.append("img", $(‘#picup‘)[0].files[0]); $.ajax( url: "../../tools/hygypic.ashx", data: form, async: true, processData: false, contentType: false, type: "post", dataType: "json", success: function (data) if(data.wxy==0) layer.msg("删除失败"); , error: function (a, b, c) alert(a + "," + b + "," + c); ); </script>
/*--------ajax上传一张图片并保持图片不反转---------------*/
public void ProcessRequest(HttpContext context) //取得处事类型 string action = context.Request.Form["action"]; comment_add(context, action); private void comment_add(HttpContext context,string act) if (act == "faqiwxypic") #region 上传图片 HttpPostedFile filess = context.Request.Files["img"]; try if (filess.FileName.Contains("jpg") || filess.FileName.Contains("png")) string fileName = filess.FileName; // 文件名称 string fileName_s = "s_" + DateTime.Now.ToString("yyyyMMddHHmmss") + System.IO.Path.GetExtension(filess.FileName).ToLower(); // 缩略图文件名称 string fileName_f = "f_" + DateTime.Now.ToString("yyyyMMddHHmmss") + System.IO.Path.GetExtension(filess.FileName).ToLower(); string webFilePath = HttpContext.Current.Server.MapPath("/upload/" + fileName); // 服务器端文件路径 string paths = "/upload/" + fileName_s; string webFilePath_s = HttpContext.Current.Server.MapPath(paths); // 服务器端缩略图路径 string webFilePath_f = HttpContext.Current.Server.MapPath("/upload/" + fileName_f); // 服务器端缩略图路径 if (!File.Exists(webFilePath)) try filess.SaveAs(webFilePath); // 使用 SaveAs 方法保存文件 RemoveRotateFlips(webFilePath, webFilePath_f); File.Delete(webFilePath); MakeThumbnail(webFilePath_f, webFilePath_s, 300, 300, "W"); // 生成缩略图方法 File.Delete(webFilePath_f); context.Response.Write("\"status\": 1, \"path\": \"" + paths + "\""); return; catch (Exception ex) context.Response.Write("\"status\": 0, \"msg\": \"失败！\""); else context.Response.Write("\"status\": 0, \"msg\": \"图片已经存在，请重命名后上传!！\""); else context.Response.Write("\"status\": 0, \"msg\": \"文件类型不符！\""); context.Response.Write("\"status\": 0, \"msg\": \"上传失败！\""); return; catch context.Response.Write("\"status\": 0, \"msg\": \"上传失败！\""); return; #endregion #endregion /// <summary> /// 移除图片的翻转旋转设置 /// </summary> /// <param name="srcPathName">原文件名</param> /// <param name="newPathName">新文件名</param> public void RemoveRotateFlips(string srcPathName, string newPathName) System.Drawing.Image image = new System.Drawing.Bitmap(srcPathName);//初始化图片对象 foreach (var p in image.PropertyItems) if (p.Id == 0x112) var rft = p.Value[0] == 6 ? System.Drawing.RotateFlipType.Rotate90FlipNone : p.Value[0] == 3 ? System.Drawing.RotateFlipType.Rotate180FlipNone : p.Value[0] == 8 ? System.Drawing.RotateFlipType.Rotate270FlipNone : p.Value[0] == 1 ? System.Drawing.RotateFlipType.RotateNoneFlipNone : System.Drawing.RotateFlipType.RotateNoneFlipNone; p.Value[0] = 0; //旋转属性值设置为不旋转 image.SetPropertyItem(p); //回拷进图片流 image.RotateFlip(rft); image.Save(newPathName, System.Drawing.Imaging.ImageFormat.Jpeg); //重新保存为正常的图片 image.Dispose(); //释放图片对象资源 /// <summary> /// 生成缩略图 /// </summary> /// <param name="originalImagePath">源图路径（物理路径）</param> /// <param name="thumbnailPath">缩略图路径（物理路径）</param> /// <param name="width">缩略图宽度</param> /// <param name="height">缩略图高度</param> /// <param name="mode">生成缩略图的方式</param> public static void MakeThumbnail(string originalImagePath, string thumbnailPath, int width, int height, string mode) System.Drawing.Image originalImage = System.Drawing.Image.FromFile(originalImagePath); int towidth = width; int toheight = height; int x = 0; int y = 0; int ow = originalImage.Width; int oh = originalImage.Height; switch (mode) case "HW"://指定高宽缩放（可能变形） break; case "W"://指定宽，高按比例 toheight = originalImage.Height * width / originalImage.Width; break; case "H"://指定高，宽按比例 towidth = originalImage.Width * height / originalImage.Height; break; case "Cut"://指定高宽裁减（不变形） if ((double)originalImage.Width / (double)originalImage.Height > (double)towidth / (double)toheight) oh = originalImage.Height; ow = originalImage.Height * towidth / toheight; y = 0; x = (originalImage.Width - ow) / 2; else ow = originalImage.Width; oh = originalImage.Width * height / towidth; x = 0; y = (originalImage.Height - oh) / 2; break; default: break; //新建一个bmp图片 System.Drawing.Image bitmap = new System.Drawing.Bitmap(towidth, toheight); //新建一个画板 System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(bitmap); //设置高质量插值法 g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High; //设置高质量,低速度呈现平滑程度 g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality; //清空画布并以透明背景色填充 g.Clear(System.Drawing.Color.Transparent); //在指定位置并且按指定大小绘制原图片的指定部分 g.DrawImage(originalImage, new System.Drawing.Rectangle(0, 0, towidth, toheight), new System.Drawing.Rectangle(x, y, ow, oh), System.Drawing.GraphicsUnit.Pixel); try //以jpg格式保存缩略图 bitmap.Save(thumbnailPath, System.Drawing.Imaging.ImageFormat.Jpeg); catch (System.Exception e) throw e; finally originalImage.Dispose(); bitmap.Dispose(); g.Dispose();
public void ProcessRequest(HttpContext context) string action = DTRequest.GetQueryString("action"); comment_add(context,action); private void comment_add(HttpContext context,string act) if (act == "faqiwxy") string name = System.Web.HttpUtility.UrlDecode(context.Request.QueryString["people"].ToString().Trim()); string tel = DTRequest.GetQueryString("tel"); string dizhi = System.Web.HttpUtility.UrlDecode(context.Request.QueryString["address"].ToString().Trim()); context.Response.Write("\"wxy\": 1");
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