emuser.cs

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using System;
using System.Collections.Generic;
using System.Text;
using BookManage.Model;
using BookManage.DAL;
using System.Web.Security;
using System.Web;
namespace BookManage.BLL
{

    public class EMUser
    {
        BookManage.DAL.EMUser dal = new BookManage.DAL.EMUser();
        /// <summary>
        /// 检验用户登陆并返回用户权限
        /// </summary>
        /// <returns>返回用户的权限,0为管理员,1为普通用户,如果用户登陆失败则设权限为-1</returns>
        public int Login(string userName, string password)
        {
            password = FormsAuthentication.HashPasswordForStoringInConfigFile(password, "md5");
            return dal.Login(userName, password);
        }

        /// <summary>
        /// 检查用户名是否存在
        /// </summary>
        /// <param name="userName">用户名</param>
        /// <returns></returns>
        public bool UserNameExiste(string userName)
        {
            return dal.UserNameExiste(userName);
        }

        /// <summary>
        /// 添加用户
        /// </summary>
        /// <param name="userName">用户名</param>
        /// <param name="password">密码</param>
        public int AddUser(EMUserProfile profile)
        {
            profile.Password = FormsAuthentication.HashPasswordForStoringInConfigFile(profile.Password, "md5");
            return dal.AddUser(profile);
        }

        /// <summary>
        /// 删除用户
        /// </summary>
        /// <param name="userName">用户名</param>
        public void DeleteUser(string userID)
        {
            dal.DeleteUser(userID);
        }

        /// <summary>
        /// 更新用户权限
        /// </summary>
        /// <param name="userName">用户名</param>
        /// <param name="userPower">用户权限</param>
        public int UpdateUserProfile(EMUserProfile profile)
        {
            if (profile.Password != "******")
                profile.Password = FormsAuthentication.HashPasswordForStoringInConfigFile(profile.Password, "md5");
          
            return dal.UpdateUserProfile(profile);

        }
        /// <summary>
        /// 修改用户密码
        /// </summary>
        /// <param name="userName">用户名</param>
        /// <param name="oldPwd">原密码</param>
        /// <param name="newPwd">新密码</param>
        /// <returns></returns>
        public int UpdatePassword(string userName, string oldPwd, string newPwd)
        {
            oldPwd = FormsAuthentication.HashPasswordForStoringInConfigFile(oldPwd, "md5");
            newPwd = FormsAuthentication.HashPasswordForStoringInConfigFile(newPwd, "md5");
            return dal.UpdatePassword(userName, oldPwd, newPwd); 
        }
        /// <summary>
        /// 获取所有用户列表
        /// </summary>
        /// <returns>所有用户列表</returns>
        public IList<EMUserProfile> GetUserList()
        {
            return dal.GetUserList();
        } 
        
        /// <summary>
        /// 根据权限获取用户列表
        /// </summary>
        /// <param name="userPower">用户权限</param>
        /// <returns>用户列表</returns>
        public IList<EMUserProfile> GetUserListByPower(int userPower)
        {
            if(userPower==-1)
                return dal.GetUserList();
            else
                return dal.GetUserListByPower(userPower);
        }
        /// <summary>
        /// 根据用户名获取用户列表
        /// </summary>
        /// <param name="userName">用户名</param>
        /// <returns></returns>
        public IList<EMUserProfile> SearchUserListResult(string userName)
        {
            return dal.SearchUserListResult(userName);
        }

        /// <summary>
        /// 根据用户ID获取用户资料
        /// </summary>
        /// <param name="userID">用户ID</param>
        /// <returns></returns>
        public EMUserProfile GetUserDetail(string userID)
        {
            return dal.GetUserDetail(userID);
        }

    }
}