role.cs

人物传记/成功经验人物传记/成功经验人物传记/成功经验人物传记/成功经验人物传记/成功经验

using System;
using System.Collections.Generic;
//该源码下载自www.51aspx.com(５１ａｓpｘ．ｃｏｍ)
namespace SkyiSite.DBUtility
{
   public class Role
    {
       private Role() { }
       public static readonly Role Instance = new Role();

       public IEnumerable<System.Web.Mvc.SelectListItem> GetRoleList(params string[] roleNameCollection)
       {
           List<System.Web.Mvc.SelectListItem> list = new List<System.Web.Mvc.SelectListItem>();
           if (roleNameCollection == null)
           {
               if (roleNameCollection.Length == 0)
               {
                   foreach (string role in System.Web.Security.Roles.GetAllRoles())
                   {
                       System.Web.Mvc.SelectListItem item = new System.Web.Mvc.SelectListItem();
                       item.Text = role;
                       item.Value = role;
                       list.Add(item);
                   }
               }
           }
           else
           {
               string roleNames = "";
               foreach (string rn in roleNameCollection) roleNames += rn;
               roleNames = roleNames.ToLower();
               foreach (string role in System.Web.Security.Roles.GetAllRoles())
               {
                   if (roleNames.Contains(role.ToLower())) continue;
                   System.Web.Mvc.SelectListItem item = new System.Web.Mvc.SelectListItem();
                   item.Text = role;
                   item.Value = role;
                   list.Add(item);
               }
           }
           return list;
       }
    }
}