protected void Button2_Click(object sender, EventArgs e)
{
// only if image verifier is working
if (Session["generatedString"].Equals(TextBox3.Text))
{
// get path
string filepath = HttpRuntime.AppDomainAppPath + @"\App_Data\members.xml";
// save info
string user = TextBox1.Text;
string password = TextBox2.Text;
// ensures textboxes are filled
if (!String.IsNullOrWhiteSpace(user) && !String.IsNullOrWhiteSpace(password))
{
// encrypt password before written to xml doc
Cryption.ServiceClient client = new Cryption.ServiceClient();
string en_pass = client.Encrypt(password);
// new xml doc
XmlDocument doc = new XmlDocument();
// open file
doc.Load(filepath);
// get root node
XmlElement rootElement = doc.DocumentElement;
// for each self-registered member
foreach (XmlNode node in rootElement.ChildNodes)
{
// if name matches, do not re-register
if (node["name"].InnerText == user)
{
Label1.Text = String.Format("The username {0} already exists, please try again", TextBox1.Text);
return;
}
}
// add a new member
XmlElement myMember = doc.CreateElement("member", rootElement.NamespaceURI);
rootElement.AppendChild(myMember);
XmlElement myUser = doc.CreateElement("name", rootElement.NamespaceURI);
myMember.AppendChild(myUser);
myUser.InnerText = user;
// pasword
XmlElement myPwd = doc.CreateElement("pwd", rootElement.NamespaceURI);
myMember.AppendChild(myPwd);
myPwd.InnerText = en_pass;
// save changes
doc.Save(filepath);
Response.Redirect("Default.aspx");
}
// error handling
else
{
Label1.Text = "Please enter username/password";
}
}
else
{
// error message
Label1.Text = "The string entered does not match the image. Please Try again!";
}
}
protected void Button1_Click(object sender, EventArgs e)
{
// cookies saved to 'key'
HttpCookie myCookie = new HttpCookie("key");
// create filepath
string filepath = HttpRuntime.AppDomainAppPath + @"\App_Data\members.xml";
// get user input
string user = TextBox1.Text;
string password = TextBox2.Text;
// error handling, checking if user input empty
if (!string.IsNullOrWhiteSpace(user) && !string.IsNullOrWhiteSpace(password))
{
// client for encryption service
Cryption.ServiceClient client = new Cryption.ServiceClient();
// open xml doc and load from filepath
XmlDocument doc = new XmlDocument();
doc.Load(filepath);
XmlElement rootElement = doc.DocumentElement;
// for each member in members.xml
foreach (XmlNode node in rootElement.ChildNodes)
{
// name matches
if (node["name"].InnerText == user)
{
string temp = node["pwd"].InnerText;
temp = client.Decrypt(temp);
// encrypted password matches user password
if (temp == password)
{
Label1.Text = String.Format("Success", TextBox1.Text);
FormsAuthentication.RedirectFromLoginPage(user, false);
Session["Username"] = user;
Session["Password"] = password;
myCookie["Username"] = user;
myCookie["Password"] = password;
myCookie.Expires = DateTime.Now.AddDays(1);
Response.Cookies.Add(myCookie);
Response.Redirect("Account/Members.aspx");
return;
}
}
}
}
Label1.Text = "Invalid Username or Password. Please Try Again.";
}
