public override Expression <Func <ApplicationUser, bool> > HandleWhere(DatumWhereCondition condition, object param,
Type datumType, out bool callNextHandler)
{
callNextHandler = true;
if (condition.Is(UserDatumWhereConditionsProvider.IS_ACTIVATED_WHERE_CONDITION_NAME) &&
param is UserDatumIsActivatedTableFilterForm)
{
var par = param.DirectCastTo <UserDatumIsActivatedTableFilterForm>();
var isActive = par.IsActivated;
return(x => x.IsActivated == isActive);
}
return(null);
}
public override Expression <Func <ApplicationUser, bool> > HandleWhere(DatumWhereCondition condition, object param,
Type datumType, out bool callNextHandler)
{
callNextHandler = true;
if (!condition.Is(UserDatumWhereConditionsProvider.IS_IN_ROLE_WHERE_CONDITION_NAME))
{
return(null);
}
if (!(param is string[]))
{
return(null);
}
var par = param.DirectCastTo <string[]>();
var roleIds = _dbContext.Roles.Where(x => par.Contains(x.Name)).Select(x => x.Id).ToArray();
return(x => x.Roles.Any(r => roleIds.Contains(r.RoleId)));
}
public override Expression <Func <ApplicationRole, bool> > HandleWhere(DatumWhereCondition condition, object param,
Type datumType, out bool callNextHandler)
{
callNextHandler = true;
if (condition.Is(RoleDatumWhereConditionsProvider.IS_SYSTEM_RESERVED_WHERE_CONDITION_NAME) &&
param is RoleDatumIsReservedTableFilterForm)
{
var par = param.DirectCastTo <RoleDatumIsReservedTableFilterForm>();
var isRes = par.IsReserved;
var reservedNames = new[] {
RequiredRoleInfo.Authenticated.Name, RequiredRoleInfo.Guest.Name, RequiredRoleInfo.SuperAdmin.Name
};
if (isRes)
{
return(x => reservedNames.Any(rn => rn.ToLower() == x.Name.ToLower()));
}
return(x => reservedNames.All(rn => rn.ToLower() != x.Name.ToLower()));
}
return(null);
}
public Expression HandleWhereBase(DatumWhereCondition condition, object param, Type datumType,
out bool callNextHandler)
{
return(HandleWhere(condition, param, datumType, out callNextHandler));
}
public abstract Expression <Func <TDat, bool> > HandleWhere(DatumWhereCondition condition, object param,
Type datumType, out bool callNextHandler);
