userbussiness.cs

ASP.NET 2.0动态网站设计实例源代码,本书介绍了ASP.NET2.0的基础知识

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

/// <summary>
/// 关于用户的业务层操作
/// </summary>
public class UserBussiness
{
 BBSTableTableAdapters.UserTableAdapter userTable;
 public UserBussiness()
 {
  userTable = new BBSTableTableAdapters.UserTableAdapter();
 }
 /// <summary>
 /// 获取所有注册用户列表
 /// </summary>
 /// <returns>注册用户列表</returns>
 public DataTable GetUserList()
 {
  return userTable.GetUserList();
 }
 /// <summary>
 /// 根据ID删除用户
 /// </summary>
 /// <param name="pUserID">用户ID</param>
 public void DeleteUserByID(int UserID)
 {
  userTable.DeleteUserByID(UserID);
 }
 /// <summary>
 /// 根据ID获取用户信息
 /// </summary>
 /// <param name="pUser">用户实体</param>
 /// <returns>若指定ID用户信息不存在返回false,否则返回true</returns>
 public bool GetUserByID(ref UserEntity pUser)
 {
  DataTable userInfo = userTable.GetUserByID(pUser.UserID);
  if (userInfo.Rows.Count == 0)
   return false;
  else
  {
   SetUserInfo(userInfo, ref pUser);
   return true;
  }
 }
 /// <summary>
 /// 设置用户信息
 /// </summary>
 /// <param name="pUserTable"></param>
 private void SetUserInfo(DataTable pUserTable,ref UserEntity pUser)
 {
  pUser.UserName = pUserTable.Rows[0]["UserName"].ToString();
  pUser.TrueName = pUserTable.Rows[0]["TrueName"].ToString();
  if (Convert.ToInt32(pUserTable.Rows[0]["Actived"]) == 0)
   pUser.Actived = false;
  else
   pUser.Actived = true;

  if (!Convert.IsDBNull(pUserTable.Rows[0]["Address"]))
   pUser.Address = pUserTable.Rows[0]["Address"].ToString();

  if (!Convert.IsDBNull(pUserTable.Rows[0]["ProtectionAnswer"]))
   pUser.Answer = pUserTable.Rows[0]["ProtectionAnswer"].ToString();

  pUser.CreateDate = (DateTime)pUserTable.Rows[0]["CreateDate"];

  pUser.Email = pUserTable.Rows[0]["Email"].ToString();
  if (!Convert.IsDBNull(pUserTable.Rows[0]["LastLogin"]))
   pUser.LastLogin = (DateTime)pUserTable.Rows[0]["LastLogin"];

  pUser.Posted = Convert.ToInt32(pUserTable.Rows[0]["Posted"]);

  if (!Convert.IsDBNull(pUserTable.Rows[0]["ProtectQuestion"]))
   pUser.Question = pUserTable.Rows[0]["ProtectQuestion"].ToString();

  pUser.RePosted = Convert.ToInt32(pUserTable.Rows[0]["RePosted"]);

  if (!Convert.IsDBNull(pUserTable.Rows[0]["RoleID"]))
   pUser.RoleID = Convert.ToInt32(pUserTable.Rows[0]["RoleID"]);

  if (Convert.ToInt32(pUserTable.Rows[0]["Sex"]) == 0)
   pUser.Sex = false;
  else
   pUser.Sex = true;

  if (Convert.ToInt32(pUserTable.Rows[0]["ShowEmail"]) == 0)
   pUser.ShowEmail = false;
  else
   pUser.ShowEmail = true;
  pUser.RePosted = Convert.ToInt32(pUserTable.Rows[0]["RePosted"]);
 }
 /// <summary>
 /// 判断指定ID用户是否激活
 /// </summary>
 /// <param name="pUserID">用户ID</param>
 /// <returns>true已激活，false尚未激活</returns>
 public bool IsUserActived(int pUserID)
 {
  if (userTable.IsUserActived(pUserID) == null)
   return false;
  else
   return true;
 }
 /// <summary>
 /// 判断指定用户是否存在，若存在返回其ID
 /// </summary>
 /// <returns>true存在，false不存在</returns>
 public bool IsUserNameExist(ref UserEntity pUser)
 {
  object userID = userTable.IsUserNameExist(pUser.UserName);
  if (userID == null)
   return false;
  else
  {
   pUser.UserID = Convert.ToInt32(userID);
   return true;
  }
 }
 /// <summary>
 /// 用户登录
 /// </summary>
 /// <param name="pUser">用户实体</param>
 /// <returns>true登录成功，false登录失败</returns>
 public bool Login(ref UserEntity pUser)
 {
  //若用户名不存在
  if (!IsUserNameExist(ref pUser))
   return false;
  //若用户尚未激活
  if (!IsUserActived(pUser.UserID))
   return false;

  if (userTable.Login(pUser.UserName, Common.md5(pUser.Password)).Rows.Count == 0)
   return false;
  else
  {
   SetUserInfo(userTable.AfterLogin(pUser.UserName), ref pUser);  
   return true;
  }
 }
 /// <summary>
 /// 修改用户信息
 /// </summary>
 /// <param name="pUser">用户实体</param>
 public void ModifyInfo(UserEntity pUser)
 {
  if (pUser.ShowEmail)
   userTable.ModifyInfo(pUser.UserID, pUser.TrueName, pUser.Address, pUser.Email, pUser.Question, pUser.Answer, 1);
  else
   userTable.ModifyInfo(pUser.UserID, pUser.TrueName, pUser.Address, pUser.Email, pUser.Question, pUser.Answer, 0);
 }
 /// <summary>
 /// 根据用户名修改用户密码
 /// </summary>
 /// <param name="pUser">用户实体</param>
 public void ModifyPassword(UserEntity pUser)
 {
  userTable.ModifyPassword(pUser.UserName, Common.md5(pUser.Password));
 }
 /// <summary>
 /// 修改用户角色ID
 /// </summary>
 /// <param name="pUserID">用户ID</param>
 /// <param name="pRoleID">角色ID</param>
 public void ModifyRoleByID(int pUserID, int pRoleID)
 {
  userTable.ModifyRoleByID(pUserID, pRoleID);
 }
 /// <summary>
 /// 注册用户并返回激活码
 /// </summary>
 /// <param name="pUser">用户实体</param>
 /// <returns>激活码</returns>
 public string Register(ref UserEntity pUser)
 {
  int iSex = 0;
  int iShowEmail = 0;
  if (pUser.Sex)
   iSex = 1;
  if (pUser.ShowEmail)
   iShowEmail = 1;
  object userID= userTable.Register(pUser.UserName, Common.md5(pUser.Password), iSex, pUser.Email,
   pUser.TrueName, pUser.Answer, pUser.Question, pUser.Answer, iShowEmail,pUser.RoleID);
  if (userID == null)
  {
   return null;
  }
  else
  {
   ActivationBussiness actBuss = new ActivationBussiness();
   ActivationEntity act = new ActivationEntity();
   pUser.UserID = Convert.ToInt32(userID);
   act.UserID = Convert.ToInt32(userID);
   actBuss.AddActivation(ref act);
   return act.ActivationCode;
  }
 }
 /// <summary>
 /// 设置用户激活状态，并获取用户信息
 /// </summary>
 /// <param name="pUser">用户实体</param>
 /// <returns>已激活actived；激活码和用户ID不一致failed；激活成功success</returns>
 public string SetUserActived(ref UserEntity pUser,ActivationEntity pAct)
 {
  object actived=userTable.IsUserActived(pUser.UserID);
  if (actived!=null)
   return "actived";
  ActivationBussiness actBuss = new ActivationBussiness();
  if (actBuss.IsActivationInfoCorrect(ref pAct))
  {
   pUser.UserID = pAct.UserID;
   userTable.SetUserActived(pUser.UserID,pAct.ActivationID);
   GetUserByID(ref pUser);
   return "success";
  }
  else
  {
   return "failed";
  }
 }
 /// <summary>
 /// 获取用户密码保护问题
 /// </summary>
 /// <param name="pUser">用户实体</param>
 /// <returns>若没有则返回false；若有则返回true</returns>
 public bool GetUserQuesion(ref UserEntity pUser)
 {
  object userQuestion = userTable.GetUserQuestion(pUser.UserID);
  if (userQuestion == null)
   return false;
  else
  {
   pUser.Question = (string)userQuestion;
   return true;
  }
 }
 /// <summary>
 /// 检查用户密码保护答案是否正确
 /// </summary>
 /// <param name="pUser">用户实体</param>
 /// <returns>true正确；false错误</returns>
 public bool IsUserAnswerRight(UserEntity pUser)
 {
  object userAnswer = userTable.ChecUserAnswer(pUser.UserID, pUser.Answer);
  if (userAnswer == null)
   return false;
  else
   return true;
 }
}