protected void btnLogin_Click(object sender, EventArgs e)
{
MarinaEntities1 db = new MarinaEntities1();
lblStatus.Text = "";
if (txtEmail2.Text != "" && txtPassword2.Text != "")
{
try
{
var result = (from c in db.Customers
where c.EMail == txtEmail2.Text
select c).Single();
if (result.VerifyPassword(txtPassword2.Text))
{
Session["Authenticated"] = true;
Session["Username"] = txtEmail2.Text;
Response.Redirect("LeaseSlip.aspx");
}
else
{
// Invalid password
lblStatus.Text = "Invalid username or password.";
}
}
catch (Exception)
{
lblLoginStatus.Text = "No user exists, please register.";
}
}
else
{
lblLoginStatus.Text = "All fields required";
}
}
protected void btnSubmit_Click(object sender, EventArgs e)
{
MarinaEntities1 db = new MarinaEntities1(); // create the DataAccess entity
Customer newCust = new Customer(); // empty Customer object
bool exists; // used for determining if user exists or not
lblRegStatus.Text = "";
if (txtFName.Text != "" && txtLName.Text != "" && txtCity.Text != "" &&
txtPhone.Text != "" && txtEmail.Text != "" && txtPassword.Text != "")
{
try
{// search the db for the email address
newCust = (from c in db.Customers
where c.EMail == txtEmail.Text
select c).Single();
exists = true; // yes we have an existing user
}
catch (System.InvalidOperationException)
{ // error when no data exists
exists = false; // no user found
}
if (!exists) // no user found, validate and create
{
newCust.FirstName = txtFName.Text;
newCust.LastName = txtLName.Text;
newCust.City = txtCity.Text;
newCust.Phone = txtPhone.Text;
newCust.EMail = txtEmail.Text;
newCust.Salt = newCust.GetSalt();
newCust.Password = newCust.EncryptPassword(txtPassword.Text, newCust.Salt);
db.Customers.Add(newCust);
db.SaveChanges();
Session["Authenticated"] = true;
Session["Username"] = txtEmail.Text;
Response.Redirect("LeaseSlip.aspx");
}
}
else
{
lblRegStatus.Text = "All fields required";
}
}
public void GetLeases(string username)
{
MarinaEntities1 db = new MarinaEntities1(); // create DB object
// use the username to get the customer from the database (mostly for their ID)
cust = db.Customers.Where(c => c.EMail == username).Single();
// get the slips that this customer has previously leased
List <Slip> history = (from slip in db.Slips
join l in db.Leases on slip.ID equals l.SlipID
join c in db.Customers on l.CustomerID equals c.ID
where l.CustomerID == cust.ID
select slip).ToList();
// put the list of this customer's leases in the DGV
dgvLeases.DataSource = null;
dgvLeases.DataSource = history;
dgvLeases.DataBind();
}
protected void Page_Load(object sender, EventArgs e)
{
MarinaEntities1 db = new MarinaEntities1(); // create DB object
try
{
if (!(bool)Session["Authenticated"]) // if they somehow got here without authentication, kick them back
{
Response.Redirect("Registration.aspx");
}
}
catch (NullReferenceException)
{
Response.Redirect("Registration.aspx");
}
// get the username from the session data
username = (string)Session["Username"];
if (username != null && (bool)Session["Authenticated"] == true)
{
GetLeases(username);
}
}
public void DoLease(int slipNum)
{
//int chosenSlip = Convert.ToInt32(txtChosen.Text); // get the customer's choice of slip to lease
using (MarinaEntities1 db = new MarinaEntities1())
{
// getting these again due to missing some crucial info in class while away -Tom
List <int> leaseList = (from lease in db.Leases select lease.SlipID).ToList();
List <int> availList = (from slip in db.Slips select slip.ID).ToList();
// create a new lease with the customer and slip ID
Lease leased = new Lease();
leased.CustomerID = cust.ID;
leased.SlipID = slipNum;
// save to the database
db.Leases.Add(leased);
db.SaveChanges();
GetLeases(username);
lvAvailableSlips.SelectedIndex = -1;
}
}
