protected void SaveFilmBtn_Click(object sender, EventArgs e)
{
int id = GetFilmId();
using (var context = new FilmsEntities())
{
var film = context.Films
.Where(b => b.ID == id)
.FirstOrDefault();
film.Name = ((TextBox)FilmDetailsView.Rows[0].Cells[0].FindControl("txtName")).Text.Trim();
film.Description = ((TextBox)FilmDetailsView.Rows[0].Cells[0].FindControl("txtDescr")).Text.Trim();
string year = ((TextBox)FilmDetailsView.Rows[0].Cells[0].FindControl("txtYear")).Text.Trim();
film.Year = short.Parse(year);
film.Director = ((TextBox)FilmDetailsView.Rows[0].Cells[0].FindControl("txtDirector")).Text.Trim();
FileUpload fileUpload = (FileUpload)FilmDetailsView.FindControl("PosterUpload");
if (fileUpload != null)
{
Stream fs = fileUpload.PostedFile.InputStream;
BinaryReader br = new BinaryReader(fs);
Byte[] bytes = br.ReadBytes((Int32)fs.Length);
film.Poster = bytes;
}
context.SaveChanges();
}
Response.Redirect("Default.aspx", false);
}
protected void Page_Load(object sender, EventArgs e)
{
int id = GetFilmId();
if (!IsPostBack)
{
//In real project UserId is taken from database or other place
Guid currentUser = Guid.Parse("059dcd13-d4b4-44ba-9937-6f6e6d0129d0");
// Hide edit mode if user is not current
using (var context = new FilmsEntities())
{
//if current user then set edit mode
Guid userId = context.Films
.Where(b => b.ID == id).Select(b => b.UserID)
.FirstOrDefault();
if (userId == currentUser)
{
SetEditMode(true);
}
else
{
SetEditMode(false);
}
}
SetPosterImage(id);
FilmDetailsView.AutoGenerateEditButton = false;
}
}
protected void SetPosterImage(int id)
{
//set image for poster
using (var context = new FilmsEntities())
{
byte[] bytes = context.Films
.Where(b => b.ID == id).Select(b => b.Poster)
.FirstOrDefault();
if (bytes != null)
{
if (bytes.Length != 0)
{
string base64String = Convert.ToBase64String(bytes, 0, bytes.Length);
Image imgPoster = (Image)FilmDetailsView.Rows[0].Cells[0].FindControl("imgPoster");
imgPoster.ImageUrl = "data:image/png;base64," + base64String;
}
}
}
}