protected void EditPlayHistory()
{
//Get the selected courseID from the url
Int32 PlayboardID = Convert.ToInt32(Request.QueryString["PlayboardID"]);
using (DefaultConnection db = new DefaultConnection())
{
//query the db
Playboard objP = (from p in db.Playboard
where p.PlayboardID == PlayboardID
select p).FirstOrDefault();
//populate the top heading title which is located in the Site1.Master page so that the name of the reader will be in the top in bold
//((Site1)Master).SetTitle(objR.first_name + " " + objR.last_name);
if (objP != null)
{
//populate the form
txtSandboxDate.Text = string.Format("{0:yyyy-MM-dd}", objP.sandbox_date);
txtSandboxLandedOn.Text = objP.sandbox_landed_on;
txtTreehouseDate.Text = string.Format("{0:yyyy-MM-dd}", objP.treehouse_date);
txtTreehouseLandedOn.Text = objP.treehouse_landed_on;
txtCastleDate.Text = string.Format("{0:yyyy-MM-dd}", objP.castle_date);
txtCastleLandedOn.Text = objP.castle_landed_on;
txtTreasureDate.Text = string.Format("{0:yyyy-MM-dd}", objP.treasure_date);
txtTreasureLandedOn.Text = objP.treasure_landed_on;
txtWin.Text = string.Format("{0:yyyy-MM-dd}", objP.win_free_book);
}
}
}
protected void btnLogin_Click(object sender, EventArgs e)
{
//connect
using (DefaultConnection db = new DefaultConnection())
{
//create instructor object
Staff objS = new Staff();
//first get salt value for this username
String username = txtUsername.Text;
objS = (from s in db.Staff
where s.username == username
select s).FirstOrDefault();
//did we find this username?
if (objS != null)
{
String salt = objS.salt;
//salt and hash the plain text password
String password = txtPassword.Text;
String pass_and_salt = password + salt;
// Create a new instance of the hash crypto service provider.
HashAlgorithm hashAlg = new SHA256CryptoServiceProvider();
// Convert the data to hash to an array of Bytes.
byte[] bytValue = System.Text.Encoding.UTF8.GetBytes(pass_and_salt);
// Compute the Hash. This returns an array of Bytes.
byte[] bytHash = hashAlg.ComputeHash(bytValue);
// Optionally, represent the hash value as a base64-encoded string,
// For example, if you need to display the value or transmit it over a network.
string base64 = Convert.ToBase64String(bytHash);
//check if the password we just salted and hashed matches the password in the db
if (objS.hashed == base64)
{
//lblError.Text = "Valid Login";
//store the identity in the session object
Session["AdminID"] = objS.AdminID;
//redirect to departments page
Response.Redirect("welcome.aspx");
}
else
{
lblError.Text = "Invalid Login";
}
}
else
{
lblError.Text = "Invalid Login";
}
}
}
protected void GetReaders()
{
// populate the grid of readers. select all.
using (DefaultConnection db = new DefaultConnection())
{
var rdr = from r in db.Reader
orderby r.last_name
select r;
grdReaders.DataSource = rdr.ToList();
grdReaders.DataBind();
}
}
protected void btnRegister_Click(object sender, EventArgs e)
{
//connect
using (DefaultConnection db = new DefaultConnection())
{
//create a new instructor
Staff objI = new Staff();
//fill the properties from the form inputs
objI.username = txtUsername.Text;
// will store objI.hashed later once password is encrypted
//salt and hash the plain text password
String password = txtPassword.Text;
String salt = CreateSalt(8);
String pass_and_salt = password + salt;
// Create a new instance of the hash crypto service provider.
HashAlgorithm hashAlg = new SHA256CryptoServiceProvider();
// Convert the data to hash to an array of Bytes.
byte[] bytValue = System.Text.Encoding.UTF8.GetBytes(pass_and_salt);
// Compute the Hash. This returns an array of Bytes.
byte[] bytHash = hashAlg.ComputeHash(bytValue);
// Optionally, represent the hash value as a base64-encoded string,
// For example, if you need to display the value or transmit it over a network.
string base64 = Convert.ToBase64String(bytHash);
objI.hashed = base64;
objI.salt = salt;
//save
db.Staff.Add(objI);
db.SaveChanges();
//redirect
Response.Redirect("login.aspx");
}
}
protected void Page_Load(object sender, EventArgs e)
{
using (DefaultConnection db = new DefaultConnection())
{
//Get the selected courseID from the url
Int32 NumberOfReaders;
Int32 NumberOfBooksWon;
//query the db
NumberOfReaders = (from r in db.Reader
select r).Count();
NumberOfBooksWon = (from r in db.Playboard
where r.win_free_book != null
select r).Count();
//populate the stats page
lblNumReaders.Text = NumberOfReaders.ToString();
lblNumBooksWon.Text = NumberOfBooksWon.ToString();
}
}
protected void btnPlayMapEdited_Click(object sender, EventArgs e)
{
//use EF to connect to SQL Server
using (DefaultConnection db = new DefaultConnection())
{
//use the Playboard model to save the new record
Playboard p = new Playboard();
Int32 PlayboardID = 0;
Int32 ReaderID = 0;
//check the querystring for an id so we can determine add / update
if (Request.QueryString["PlayboardID"] != null)
{
//get the id from the url
PlayboardID = Convert.ToInt32(Request.QueryString["PlayboardID"]);
//get the current student from EF
p = (from objP in db.Playboard
where objP.PlayboardID == PlayboardID
select objP).FirstOrDefault();
}
if (!string.IsNullOrWhiteSpace(txtSandboxDate.Text))
p.sandbox_date = (Convert.ToDateTime(txtSandboxDate.Text));
if (!string.IsNullOrWhiteSpace(txtSandboxLandedOn.Text))
p.sandbox_landed_on = txtSandboxLandedOn.Text;
if (!string.IsNullOrWhiteSpace(txtTreasureDate.Text))
p.treehouse_date = (Convert.ToDateTime(txtTreehouseDate.Text));
if (!string.IsNullOrWhiteSpace(txtTreehouseLandedOn.Text))
p.treehouse_landed_on = txtTreehouseLandedOn.Text;
if (!string.IsNullOrWhiteSpace(txtCastleDate.Text))
p.castle_date = (Convert.ToDateTime(txtCastleDate.Text));
if (!string.IsNullOrWhiteSpace(txtCastleLandedOn.Text))
p.castle_landed_on = txtCastleLandedOn.Text;
if (!string.IsNullOrWhiteSpace(txtTreasureDate.Text))
p.treasure_date = (Convert.ToDateTime(txtTreasureDate.Text));
if (!string.IsNullOrWhiteSpace(txtTreasureLandedOn.Text))
p.treasure_landed_on = txtTreasureLandedOn.Text;
//call add only if we have no Playboard ID
if (PlayboardID == 0)
{
db.Playboard.Add(p);
}
//run the update or insert
db.SaveChanges();
//redirect to the updated students page
ReaderID = p.ReaderID;
Response.Redirect("editreader.aspx?ReaderID=" + ReaderID);
}
}
protected void btnSave_Click(object sender, EventArgs e)
{
//use EF to connect to SQL Server
using (DefaultConnection db = new DefaultConnection())
{
//use the Student model to save the new record
Reader rdr = new Reader();
Int32 ReaderID = 0;
//check the querystring for an id so we can determine if add or update
if (Request.QueryString["ReaderID"] != null)
{
//get the id from the url
ReaderID = Convert.ToInt32(Request.QueryString["ReaderID"]);
//get the current student from EF
rdr = (from r in db.Reader
where r.ReaderID == ReaderID
select r).FirstOrDefault();
}
rdr.first_name = txtFirstName.Text;
rdr.last_name = txtLastName.Text;
rdr.school_name = txtSchoolName.Text;
rdr.age = txtAge.Text;
rdr.phone = txtPhone.Text;
//call add only if we have no student ID
if (ReaderID == 0)
{
db.Reader.Add(rdr);
//run the insert only (not update)
db.SaveChanges();
// now: Reader.Id > 0
ReaderID = rdr.ReaderID;
}
else
{
//run the update only (not insert)
db.SaveChanges();
}
//redirect to the updated students page
Response.Redirect("editreader.aspx?ReaderID=" + ReaderID);
}
}
protected void grdPlayHistory_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
//store which row was clicked
Int32 selectedRow = e.RowIndex;
//get the selected StudentID using the grid's Data Key collection
Int32 PlayboardID = Convert.ToInt32(grdPlayHistory.DataKeys[selectedRow].Values["PlayboardID"]);
//use EF to remove the selected student from the db
using (DefaultConnection db = new DefaultConnection())
{
Playboard pb = (from p in db.Playboard
where p.PlayboardID == PlayboardID
select p).FirstOrDefault();
//do the delete
db.Playboard.Remove(pb);
db.SaveChanges();
}
Int32 ReaderID = 0;
//get the id from the url
ReaderID = Convert.ToInt32(Request.QueryString["ReaderID"]);
//redirect
Response.Redirect("editreader.aspx?ReaderID=" + ReaderID);
}
protected void GetReader()
{
using (DefaultConnection db = new DefaultConnection())
{
//Get the selected courseID from the url
Int32 ReaderID = Convert.ToInt32(Request.QueryString["ReaderID"]);
//query the db
Reader objR = (from r in db.Reader
where r.ReaderID == ReaderID
select r).FirstOrDefault();
//populate the top heading title which is located in the Site1.Master page so that the name of the reader will be in the top in bold
((Site1)Master).SetTitle(objR.first_name + " " + objR.last_name);
//populate the form
txtFirstName.Text = objR.first_name;
txtLastName.Text = objR.last_name;
txtSchoolName.Text = objR.school_name;
txtAge.Text = objR.age; //objr.age.ToString(); use this if datatype = number, not string
txtPhone.Text = objR.phone;
}
}
protected void GetPlayHistory()
{
Int32 ReaderID = Convert.ToInt32(Request.QueryString["ReaderID"]);
using (DefaultConnection db = new DefaultConnection())
{
var Playboard = from pb in db.Playboard
where pb.ReaderID == ReaderID
select pb;
grdPlayHistory.DataSource = Playboard.ToList();
grdPlayHistory.DataBind();
}
}
protected void btnPlay_Click(object sender, EventArgs e)
{
//use EF to connect to SQL Server
using (DefaultConnection db = new DefaultConnection())
{
Int32 ReaderID = 0;
//get the id from the url
ReaderID = Convert.ToInt32(Request.QueryString["ReaderID"]);
// flag to determine whether to create a new Playboard record
bool isWon = false;
//check the querystring for an id so we can determine if add or update
if (Request.QueryString["ReaderID"] != null)
{
//get PlayboardId if it exists
Playboard objP = (from p in db.Playboard
where p.ReaderID == ReaderID
orderby p.PlayboardID descending
select p).FirstOrDefault();
// determine if existing Playboard record exists. if not we need to create a new object.
if (objP == null || objP.win_free_book != null)
{
objP = new Playboard();
objP.ReaderID = ReaderID;
db.Playboard.Add(objP);
db.SaveChanges();
}
// need to create a flag to determine whether or not to create a new Playboard record
// flag is true if current record already has data under win_free_book field.
if (objP.win_free_book != null) {
isWon = true;
}
// get whatever radio button selection was pressed and dropdown dice number
if (rdoPlayMove.SelectedValue == "sandbox")
{
objP.sandbox_date = System.DateTime.Now;
objP.sandbox_landed_on = ddlPlayMove.SelectedValue;
}
else if (rdoPlayMove.SelectedValue == "treehouse")
{
objP.treehouse_date = System.DateTime.Now;
objP.treehouse_landed_on = ddlPlayMove.SelectedValue;
}
else if (rdoPlayMove.SelectedValue == "castle")
{
objP.castle_date = System.DateTime.Now;
objP.castle_landed_on = ddlPlayMove.SelectedValue;
}
else if (rdoPlayMove.SelectedValue == "treasurechest")
{
objP.treasure_date = System.DateTime.Now;
objP.treasure_landed_on = ddlPlayMove.SelectedValue;
}
// we're not playing for the first time because PlayboardID exists.
// But we still need to determine whether to add a new record or update the existing one.
// This all depends on whether the current record shows that the win_book field is populated
// If so, create new Playboard record; If not, just update existing Playboard record.
if (isWon) {
db.Playboard.Add(objP);
}
//run the update
db.SaveChanges();
}
//redirect to the updated students page
Response.Redirect("editreader.aspx?ReaderID=" + ReaderID);
}
}
protected void btnWin_Click(object sender, EventArgs e)
{
//use EF to connect to SQL Server
using (DefaultConnection db = new DefaultConnection())
{
Int32 PlayboardID = 0;
Int32 ReaderID = 0;
//get the id from the url
ReaderID = Convert.ToInt32(Request.QueryString["ReaderID"]);
//check the querystring for an id so we can determine if add or update
if (Request.QueryString["ReaderID"] != null)
{
//get PlayboardId if it exists
Playboard objP = (from p in db.Playboard
where p.ReaderID == ReaderID
orderby p.ReaderID descending
select p).First();
PlayboardID = objP.PlayboardID;
if (PlayboardID != 0)
{
//set date for win field since reader has read all 4 books and so wins a free book
objP.win_free_book = System.DateTime.Now;
//run the insert
db.SaveChanges();
}
}
//redirect to the updated students page
Response.Redirect("editreader.aspx?ReaderID=" + ReaderID);
}
}
