protected void Register_Click(object sender, EventArgs e)
{
//get the captcha string
string captchaString = CaptchaImg.ImageUrl.Substring(CaptchaImg.ImageUrl.Length - 6);
//compare with the input
if (captchaString != captchaInput.Text)
{
regError.Text = "Captcha verification failed!";
return;
}
//reload the captcha image
ImageClickEventArgs e1 = new ImageClickEventArgs(0, 0);
CaptchaImg_Click(sender, e1);
captchaInput.Text = "";
//check if the password input fits all requirements
if (password.Text.Length < 8 || password.Text.Length > 16 || !password.Text.Any(char.IsUpper))
{
pwdInvalid.Visible = true;
return;
}
//check two passwords are same
if (password.Text != passwordReenter.Text)
{
pwdError.Visible = true;
return;
}
//to avoid html error
string pwd = password.Text.Replace("&", "&");
//check if user name is legal
Regex checkName = new Regex(@"^[a-zA-Z_ ]+$");
if (!checkName.IsMatch(nameInput.Text))
{
userExist.Text = "Invalid User Name!";
userExist.Visible = true;
return;
}
//check if the existance of the user name
if (MemberExist.HasMember(nameInput.Text))
{
userExist.Visible = toLogin.Visible = true;
return;
}
//wirte the user info to xml
RecordMemberInfo(nameInput.Text, pwd);
//redirect to the member page with the user name (auto log in)
Response.Redirect("Member.aspx?name=" + nameInput.Text);
}
protected void LogInBut_Click(object sender, EventArgs e)
{
//get the captcha string
string captchaString = CaptchaImg.ImageUrl.Substring(CaptchaImg.ImageUrl.Length - 6);
//compare with the input
if (captchaString != captchaInput.Text)
{
LogInErr.Text = "Captcha verification failed!";
return;
}
//reload the captcha image
ImageClickEventArgs e1 = new ImageClickEventArgs(0, 0);
CaptchaImg_Click(sender, e1);
captchaInput.Text = "";
//check the user name exists in the xml
if (!MemberExist.HasMember(userName.Text))
{
LogInErr.Text = "User name not found!";
return;
}
//check the password with the one stores in the xml
if (GetPassword(userName.Text) != password.Text)
{
LogInErr.Text = "Password wrong!";
return;
}
//if the user want to add the cookie
if (Remember.Checked)
{
SetRememberMe(userName.Text, password.Text);
}
else
{
//will clear the cookie if the user does not check Remember Me box during this log in
/*HttpCookie checkCookies = Request.Cookies["RememberMe"];
* if (checkCookies != null && checkCookies["Name"] != "")
* {
* Response.Cookies.Remove("RememberMe");
* checkCookies.Expires = DateTime.Now.AddDays(-10);
* checkCookies.Value = null;
* Response.SetCookie(checkCookies);
* }*/
}
//redirect to the member page with the user name
Response.Redirect("Member.aspx?name=" + userName.Text + "&rem=" + Remember.Checked);
}
