public static MnjUsers getInstance()
{
if (instance == null)
{
instance = new MnjUsers();
}
return(instance);
}
private void usuariosToolStripMenuItem_Click(object sender, EventArgs e)
{
MnjUsers.getInstance().ShowDialog(this);
}
private void MnjUsers_FormClosing(object sender, FormClosingEventArgs e)
{
instance = null;
}
private void btnSave_Click(object sender, EventArgs e)
{
users userLocal = null;
if (user == null)
{
userLocal = new users
{
name = txtName.Text,
created_at = DateTime.Now,
permission = ((UserLevel)cbLevel.SelectedItem).value,
username = txtUsername.Text
};
using (MD5 md5 = MD5.Create())
{
byte[] hash = Encoding.ASCII.GetBytes(txtPassword.Text);
hash = md5.ComputeHash(hash);
StringBuilder sb = new StringBuilder();
foreach (var x in hash)
{
sb.Append(x.ToString("x2"));
}
userLocal.password = sb.ToString();
}
}
else
{
user = entities.users.First(el => el.id == user.id);
user.name = txtName.Text;
user.updated_at = DateTime.Now;
user.permission = ((UserLevel)cbLevel.SelectedItem).value;
user.username = txtUsername.Text;
if (txtPassword.Modified)
{
using (MD5 md5 = MD5.Create())
{
byte[] hash = Encoding.ASCII.GetBytes(txtPassword.Text);
hash = md5.ComputeHash(hash);
StringBuilder sb = new StringBuilder();
foreach (var x in hash)
{
sb.Append(x.ToString("x2"));
}
user.password = sb.ToString();
}
}
}
String errors = "";
if (userLocal == null)
{
errors = validate(user);
}
else
{
errors = validate(userLocal);
}
if (errors.Length > 0)
{
MessageBox.Show(
errors,
"Error",
MessageBoxButtons.OK,
MessageBoxIcon.Error
);
}
else
{
if (userLocal != null)
{
entities.users.Add(userLocal);
}
entities.SaveChanges();
MessageBox.Show(
"¡Usuario guardado con éxito!",
"Información",
MessageBoxButtons.OK,
MessageBoxIcon.Information
);
MnjUsers.getInstance().loadUsers("");
this.Close();
}
}