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  • Uploadify jquery+falsh+UploadHandler.ashx

    官方网:http://www.uploadify.com/ 只有PHP版本

    对于我们.net的来说是一个遗憾!现在奉献一个c#版本,希望对大家有用。

    看代码其实很简单,在做这个之前遇到许多问题,特别是在IHttpHandler 里面,只有经历过了才会体会到,还是给解决了!

    3

    直接运行html出现下面错误  要在vs运行下才没有下面错误

    3.1 

    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>Uploadify</title>
    <link href="css/default.css" rel="stylesheet" type="text/css" />
    <link href="css/uploadify.css" rel="stylesheet" type="text/css" />
    <script type="text/javascript" src="scripts/jquery-1.3.2.min.js"></script>
    <script type="text/javascript" src="scripts/swfobject.js"></script>
    <script type="text/javascript" src="scripts/jquery.uploadify.v2.1.0.min.js"></script>
    <script type="text/javascript">
    $(document).ready(function() {
     $("#uploadify").uploadify({
      'uploader'       : 'scripts/uploadify.swf',
      'script'         : 'scripts/UploadHandler.ashx',
      'cancelImg'      : 'scripts/cancel.png',
      'folder'         : 'uploads',
      'queueID'        : 'fileQueue',
      'sizeLimit'      : '5242880',//5M
      'auto'           : false,
      'multi'          : true ,
      'onError'        : function (a, b, c, d) 
      {
      if (d.status == 404)
      alert('Could not find upload script. Use a path relative to: '+'<?= getcwd() ?>');
      else if (d.type === "HTTP")
      alert('error '+d.type+": "+d.status);
      else if (d.type ==="File Size")
      alert(c.name+' '+d.type+' Limit: '+Math.round(d.sizeLimit/1024)+'KB');
      else
      alert('error '+d.type+": "+d.info);
      }
     });
    });
    </script>
    </head>
    
    <body>
    <div id="fileQueue"></div>
    <input type="file" name="uploadify" id="uploadify" />
    <p>
    <a href="javascript:$('#uploadify').uploadifyUpload()">Upload</a>|
    
    <a href="javascript:$('#uploadify').uploadifyClearQueue()">Cancel All Uploads</a>
    </p>
    </body>
    </html>
    
    
    <%@ WebHandler Language="C#" Class="UploadHandler" %>
    using System;
    using System.IO; 
    using System.Net;
    using System.Web; 
    
    public class UploadHandler : IHttpHandler
    {
        public void ProcessRequest(HttpContext  context) 
        {
            context.Response.ContentType = "text/plain"; 
            context.Response.Charset = "utf-8"; 
            HttpPostedFile oFile = context.Request.Files["Filedata"]; 
            string  strUploadPath = HttpContext.Current.Server.MapPath(@context.Request["folder"])+"\\";
            if (oFile != null)
            {
                if (!Directory.Exists(strUploadPath))
                {
                    Directory.CreateDirectory(strUploadPath);
                } 
                oFile.SaveAs(strUploadPath + oFile.FileName);
                context.Response.Write("1");
                
            } 
            else 
            { 
                context.Response.Write("0"); 
            }
        }
        public bool IsReusable
        { 
            get  { return false; }
        } 
    }
    
    

    2011-3-18
    其他版本:blueimp-jQuery-File-Upload
      c#   在54楼 下载  不同上面那个!!

    点击Flash按钮无法打开链接的解决方案:

    http://www.cnblogs.com/zengxiangzhan/archive/2009/09/12/1565349.html

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  • 原文地址:https://www.cnblogs.com/zengxiangzhan/p/1623221.html
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