protected void MUserInRolesGridView_CustomCallback(object sender, DevExpress.Web.ASPxGridViewCustomCallbackEventArgs e)
{
string userId = string.Empty;
string role = string.Empty;
string roleId = string.Empty;
if (e.Parameters.Equals("add"))
{
List <Object> userSelectedValues = MUsersGridView.GetSelectedFieldValues("Id");
List <Object> roleSelectedValues = MRolesGridView.GetSelectedFieldValues("Name");
if ((userSelectedValues != null && userSelectedValues.Count > 0) && (roleSelectedValues != null && roleSelectedValues.Count > 0))
{
var manager = Context.GetOwinContext().GetUserManager <ApplicationUserManager>();
userId = userSelectedValues[0].ToString();
Session["UserId"] = userId;
foreach (var item in roleSelectedValues)
{
role = item.ToString();
if (!manager.IsInRole(userId, role))
{
IdentityResult result = manager.AddToRole(userId, role);
if (!result.Succeeded)
{
throw new Exception(result.Errors.FirstOrDefault());
}
}
}
}
}
else if (e.Parameters.Equals("del"))
{
List <Object> userSelectedValues = MUsersGridView.GetSelectedFieldValues("Id");
List <Object> roleSelectedValues = MUserInRolesGridView.GetSelectedFieldValues("RoleId");
if ((userSelectedValues != null && userSelectedValues.Count > 0) && (roleSelectedValues != null && roleSelectedValues.Count > 0))
{
userId = userSelectedValues[0].ToString();
Session["UserId"] = userId;
var manager = Context.GetOwinContext().GetUserManager <ApplicationUserManager>();
var roleManager = new RoleManager <IdentityRole>(new RoleStore <IdentityRole>(new ApplicationDbContext()));
foreach (var item in roleSelectedValues)
{
roleId = item.ToString();
role = roleManager?.FindById(roleId)?.Name ?? string.Empty;
if (manager.IsInRole(userId, role))
{
IdentityResult result = manager.RemoveFromRole(userId, role);
if (!result.Succeeded)
{
throw new Exception(result.Errors.FirstOrDefault());
}
}
}
}
}
else
{
Session["UserId"] = e.Parameters;
}
MUserInRolesGridView.DataBind();
}
protected void MUserInRolesGridView_CustomCallback(object sender, DevExpress.Web.ASPxGridViewCustomCallbackEventArgs e)
{
int rowIndex = int.Parse(e.Parameters);
string userId = string.Empty;
string role = string.Empty;
string roleId = string.Empty;
if (rowIndex >= 0)
{
Session["UserId"] = MUsersGridView.GetRowValues(int.Parse(e.Parameters), "Id").ToString();
}
else
{
var manager = Context.GetOwinContext().GetUserManager <ApplicationUserManager>();
//var context = new ApplicationDbContext();
//var roleManager = new RoleManager<IdentityRole>(new RoleStore<IdentityRole>(context));
//var userManager = new UserManager<ApplicationUser>(new UserStore<ApplicationUser>(context));
if (rowIndex == -2)
{
if (MRolesGridView.FocusedRowIndex > -1 && MUsersGridView.FocusedRowIndex > -1)
{
role = MRolesGridView.GetRowValues(MRolesGridView.FocusedRowIndex, "Name").ToString();
userId = MUsersGridView.GetRowValues(MUsersGridView.FocusedRowIndex, "Id").ToString();
if (!manager.IsInRole(userId, role))
{
IdentityResult result = manager.AddToRole(userId, role);
if (!result.Succeeded)
{
throw new Exception(result.Errors.FirstOrDefault());
}
}
}
}
else if (rowIndex == -3)
{
if (MUsersGridView.FocusedRowIndex > -1)
{
userId = MUsersGridView.GetRowValues(MUsersGridView.FocusedRowIndex, "Id").ToString();
List <Object> selectedItems = MRolesGridView.GetSelectedFieldValues(new string[] { "Id", "Name" });
foreach (object[] selectedItem in selectedItems)
{
role = selectedItem[1].ToString();
if (!manager.IsInRole(userId, role))
{
IdentityResult result = manager.AddToRole(userId, role);
if (!result.Succeeded)
{
throw new Exception(result.Errors.FirstOrDefault());
}
}
}
}
}
else if (rowIndex == -4)
{
if (MUsersGridView.FocusedRowIndex > -1 && MUserInRolesGridView.FocusedRowIndex > -1)
{
userId = MUsersGridView.GetRowValues(MUsersGridView.FocusedRowIndex, "Id").ToString();
roleId = MUserInRolesGridView.GetRowValues(MUserInRolesGridView.FocusedRowIndex, "RoleId").ToString();
var roleManager = new RoleManager <IdentityRole>(new RoleStore <IdentityRole>(new ApplicationDbContext()));
role = roleManager?.FindById(roleId)?.Name ?? string.Empty;
if (manager.IsInRole(userId, role))
{
IdentityResult result = manager.RemoveFromRole(userId, role);
if (!result.Succeeded)
{
throw new Exception(result.Errors.FirstOrDefault());
}
}
}
}
else if (rowIndex == -5)
{
if (MUsersGridView.FocusedRowIndex > -1 && MUserInRolesGridView.VisibleRowCount > 0)
{
userId = MUsersGridView.GetRowValues(MUsersGridView.FocusedRowIndex, "Id").ToString();
var roleManager = new RoleManager <IdentityRole>(new RoleStore <IdentityRole>(new ApplicationDbContext()));
List <Object> selectedItems = MUserInRolesGridView.GetSelectedFieldValues(new string[] { "UserId", "RoleId" });
foreach (object[] selectedItem in selectedItems)
{
roleId = selectedItem[1].ToString();
role = roleManager?.FindById(roleId)?.Name ?? string.Empty;
if (manager.IsInRole(userId, role))
{
IdentityResult result = manager.RemoveFromRole(userId, role);
if (!result.Succeeded)
{
throw new Exception(result.Errors.FirstOrDefault());
}
}
}
}
}
//context.SaveChanges();
}
MUserInRolesGridView.DataBind();
}