TZ.Web/wiki/upload.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Text;
using System.Net;
using System.IO;
using TZ.Common;

public partial class wiki_upload : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        HttpFileCollection files = Request.Files;
        if (files != null && files.Count > 0)
        {
            HttpPostedFile file = files[0];
            fileSaveAs(file, "upload");
        }
        
    }
    /// <summary>
    /// 上传图片
    /// </summary>
    /// <param name="page"></param>
    /// <param name="_postedFile"></param>
    /// <param name="_filePath"></param>
    /// <returns></returns>
    public void fileSaveAs(HttpPostedFile _postedFile, string _filePath)
    {
        try
        {
            string _fileExt = _postedFile.FileName.Substring(_postedFile.FileName.LastIndexOf(".") + 1);
            //验证合法的文件
            if (!CheckFileExt("BMP|JPEG|JPG|GIF|PNG|ZIP|RAR|MP4|FLV", _fileExt))
            {
                string msg = "不允许上传" + _fileExt + "类型的文件！";
                Response.Write("{\"status\": 0, \"msg\": \"" + msg + "\"}");
                Response.End();
            }
            else
            {
                //随机文件名
                string _fileName = DateTime.Now.ToString("yyyyMMddHHmmssff") + "." + _fileExt;
                //检查保存的路径 是否有/开头结尾
                if (_filePath.StartsWith("/") == false) _filePath = "/" + _filePath;
                if (_filePath.EndsWith("/") == false) _filePath = _filePath + "/";
                //按日期归类保存
                string _datePath = DateTime.Now.ToString("yyyyMMdd") + "/";
                _filePath += _datePath;
                //获得要保存的文件路径
                string serverFileName = _filePath + _fileName;
                //物理完整路径                    
                string toFileFullPath = HttpContext.Current.Server.MapPath("~" + _filePath);