protected void Page_Load(object sender, EventArgs e)
{
if (SucCookie.Exists("username"))
{
SucCookie.Delete("username");
}
}
protected void btn_download_Click(object sender, EventArgs e)
{
if (SucCookie.Exists("username"))
{
try
{
id = SucCookie.Read("fileid");
FilePath = db.GetList(string.Format("SELECT FILEPATH FROM SUC_FILES WHERE ID={0}", id))[0];
Name = db.GetList(string.Format("SELECT NAME FROM SUC_FILES WHERE ID={0}", id))[0];
string fileName = Name + FilePath.Substring(FilePath.LastIndexOf('.')); //客户端保存的文件名
string filePath = Server.MapPath(FilePath); //路径
//以字符流的形式下载文件
FileStream fs = new FileStream(filePath, FileMode.Open);
byte[] bytes = new byte[(int)fs.Length];
fs.Read(bytes, 0, bytes.Length);
fs.Close();
Response.ContentType = "application/octet-stream";
//通知浏览器下载文件而不是打开
Response.AddHeader("Content-Disposition", "attachment; filename=" + HttpUtility.UrlEncode(fileName, System.Text.Encoding.UTF8));
Response.BinaryWrite(bytes);
Response.Flush();
Response.End();
}
catch (Exception ex)
{
JsUtil.ShowMsg("文件保存出错，请联系网站管理员！");
}
}
else
{
JsUtil.ShowMsg("您尚未登陆，请先登录然后才能下载！", "UserLogin.aspx");
}
}
private string GenerateCheckCode()
{
//利用random()随机产生四位大写的字符串（包含数字和字母）
int number;
char code;
string checkCode = string.Empty;
Random random = new Random();
for (int i = 0; i < 4; i++)
{
number = random.Next();
//下面也可以用其他的方法构思
if (number % 2 == 0)
{
code = (char)('0' + (char)(number % 10));
}
else
{
code = (char)('A' + (char)(number % 26));
}
checkCode += code.ToString();
}
//用cookies保存刚刚产生的随机字符串
//Session["CheckCode"] = checkCode;
if (SucCookie.Exists("CheckCode"))
{
SucCookie.Delete("CheckCode");
}
SucCookie.Add("CheckCode", checkCode, 30);
return(checkCode);
}
protected void Page_Load(object sender, EventArgs e)
{
if (!SucCookie.Exists("username"))
{
JsUtil.ShowMsg("登录已过时，请重新登录！", "Login.aspx");
}
GetFunction();
}
protected void lk_quitlogin_Click(object sender, EventArgs e)
{
if (SucCookie.Exists("username"))
{
SucCookie.Delete("username");
lk_loginstate.Text = "请登陆";
lk_quitlogin.Visible = false;
lk_modifypwd.Visible = false;
}
}
protected void lk_upload_Click(object sender, EventArgs e)
{
//SucCookie.Add("username", "suchi", 30);
//SucCookie.Delete("username");
if (SucCookie.Exists("username"))
{
Response.Redirect("FileUpload.aspx");
return;
}
Response.Redirect("UserLogin.aspx");
}
protected void Page_Load(object sender, EventArgs e)
{
if (SucCookie.Exists("username"))
{
username = SucCookie.Read("username");
}
else
{
Response.Redirect("Login.aspx");
}
}
protected void lk_upload_Click(object sender, EventArgs e)
{
//SucCookie.Add("username", "suchi", 30);
//SucCookie.Delete("username");
if (SucCookie.Exists("username"))
{
//Response.Write("<script>javascript:window.open ('FileUpload.aspx','文件上传', 'height=700, width=1200')</script>");
//Response.Write("<script language='javascirpt'>window.showModalDialog('FileUpload.aspx?', window, 'dialogWidth:800px;dialogHeight:440px;center:yes;status:no;scroll:yes;help:no');</script>");
Response.Redirect("FileUpload.aspx");
return;
}
Response.Redirect("UserLogin.aspx");
}
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
string UserN = SucCookie.Read("username");
if (!string.IsNullOrEmpty(UserN))
{
lk_loginstate.Text = UserN;
lk_quitlogin.Visible = true;
lk_modifypwd.Visible = false;
}
id = Request.QueryString["id"];
if (SucCookie.Exists("fileid"))
{
SucCookie.Delete("fileid");
}
SucCookie.Add("fileid", id, 10);
GetInfo(id);
LoadMedia();
LoadInfo(id);
AddBrowNum(id);
}
}
