public ActionResult DeleteUserRole(int _UserRoleId)
{
// Make sure the user is logged in and that they have permission
if (!IsUserLoggedIn)
{
return(RedirectToLogin());
}
if (!UserHasPermission(PermissionName.User))
{
return(RedirectToPermissionDenied());
}
// Null safe check to prevent crashes.
if (_UserRoleId <= 0)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
try
{
// Attempt to delete UserRole from database
var rowsDeleted = UserRoleProcessor.DeleteUserRole(_UserRoleId);
// If Delete operation was unsuccessful throw an error.
if (rowsDeleted <= 0)
{
throw new DataException("Unable to delete UserRole");
}
}
catch (DataException _Ex)
{
// Error handling
ModelState.AddModelError("", $"Unable to save changes due to Error: { _Ex.Message }");
}
// Redirects to page where data is reloaded.
return(Redirect(Request.UrlReferrer.ToString()));
}
public void GetUserRole( )
{
var userRoles = UserRoleProcessor.SelectUserRoles( );
UserRoles = new List <UserRole>( );
foreach (var row in userRoles)
{
UserRoles.Add(new UserRole( )
{
UserId = row.UserId, RoleId = row.RoleId, UserRoleId = row.UserRoleId
});
}
}
public void GetUsers( )
{
var userData = UserProcessor.SelectUsers( );
Users = new List <User>( );
foreach (var row in userData)
{
var user = new User
{
UserId = row.UserId,
Username = row.Username,
FirstName = row.FirstName,
LastName = row.LastName,
EmailAddress = row.Email,
PhoneNumber = row.PhoneNo,
Password = row.Password
};
var userRoleModel = UserRoleProcessor.LoadRolesForUser(row.UserId);
foreach (var ur in userRoleModel)
{
var roleModel = RoleProcessor.SelectRole(ur.RoleId);
var role = new Role
{
RoleId = roleModel.RoleId,
Name = roleModel.Name
};
var userRole = new UserRole
{
UserRoleId = ur.UserRoleId,
UserId = ur.UserId,
RoleId = ur.RoleId,
User = user,
Role = role
};
user.UserRoles.Add(userRole);
}
Users.Add(user);
}
}
public ActionResult Save(UserRole _UserRole)
{
// Make sure the user is logged in and that they have permission
if (!IsUserLoggedIn)
{
return(RedirectToLogin());
}
if (!UserHasPermission(PermissionName.User))
{
return(RedirectToPermissionDenied());
}
// Null safe check to prevent crashes.
if (_UserRole.User == null)
{
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
}
try
{
if (_UserRole.RoleId <= 0)
{
throw new DataException("No Role selected.");
}
var rowsFound = UserRoleProcessor.SelectUserRoleForUserIdAndRoleId(_UserRole.User.UserId, _UserRole.RoleId);
if (rowsFound > 0)
{
throw new DataException($"User is already assigned this Role.");
}
var user = db.GetUser(_UserRole.User.UserId);
if (user.UserRoles.Any(ur => ur.Role.Name == "Student"))
{
throw new DataException("A User with a Role of Student cannot be assigned additional roles.");
}
var role = RoleProcessor.SelectRole(_UserRole.RoleId);
if (user.UserRoles.Count( ) > 0 && user.UserRoles.Any(ur => ur.Role.Name != "Student") && role.Name == "Student")
{
throw new DataException("A User with an Employee role type cannot be a Student.");
}
// Attempt to insert new UserRole to database using data from parameter
var data = UserRoleProcessor.InsertUserRole(_UserRole.User.UserId, _UserRole.RoleId);
// Checks if Insert operation was successful. If not throws an error.
if (data == null)
{
throw new DataException("Role added was invalid.");
}
}
catch (Exception _Ex)
{
// Error handling
ModelState.AddModelError("", $"Unable to save changes due to Error: { _Ex.Message }");
db.GetUser(_UserRole.User.UserId);
PopulateRoleDropDownList( );
return(View(db));
}
// Redirects to page where data is reloaded.
return(Redirect(Request.UrlReferrer.ToString( )));
}
public EditUserRole(UserRoleService service, UserRoleProcessor processor)
: base(processor, service, false)
{
}
public AddUserRole(UserRoleService service, UserRoleProcessor processor)
: base(processor, service, true)
{
}
