324 lines
16 KiB
C#
324 lines
16 KiB
C#
using Longbow.Caching;
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using Longbow.Caching.Configuration;
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using Longbow.Data;
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using Longbow.ExceptionManagement;
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using Longbow.Security;
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using Longbow.Security.Principal;
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Data.Common;
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using System.Data.SqlClient;
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using System.Globalization;
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using System.Linq;
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namespace Bootstrap.DataAccess
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{
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/// <summary>
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/// 用户表相关操作类
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/// </summary>
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public static class UserHelper
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{
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private const string RetrieveUsersDataKey = "UserHelper-RetrieveUsers";
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internal const string RetrieveUsersByNameDataKey = "UserHelper-RetrieveUsersByName";
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internal const string RetrieveUsersByRoleIDDataKey = "UserHelper-RetrieveUsersByRoleId";
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internal const string RetrieveUsersByGroupIDDataKey = "UserHelper-RetrieveUsersByGroupId";
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/// <summary>
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/// 查询所有用户
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/// </summary>
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/// <param name="pIds"></param>
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/// <returns></returns>
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public static IEnumerable<User> RetrieveUsers(string tId = null)
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{
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string sql = "select ID, UserName, DisplayName from Users";
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var ret = CacheManager.GetOrAdd(RetrieveUsersDataKey, CacheSection.RetrieveIntervalByKey(RetrieveUsersDataKey), key =>
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{
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List<User> Users = new List<User>();
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DbCommand cmd = DBAccessManager.SqlDBAccess.CreateCommand(CommandType.Text, sql);
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try
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{
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using (DbDataReader reader = DBAccessManager.SqlDBAccess.ExecuteReader(cmd))
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{
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while (reader.Read())
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{
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Users.Add(new User()
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{
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ID = (int)reader[0],
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UserName = (string)reader[1],
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DisplayName = (string)reader[2]
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});
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}
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}
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}
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catch (Exception ex) { ExceptionManager.Publish(ex); }
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return Users;
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}, CacheSection.RetrieveDescByKey(RetrieveUsersDataKey));
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return string.IsNullOrEmpty(tId) ? ret : ret.Where(t => tId.Equals(t.ID.ToString(), StringComparison.OrdinalIgnoreCase));
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}
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/// <summary>
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/// 根据用户名查询用户
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/// </summary>
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/// <param name="userName"></param>
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/// <returns></returns>
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public static User RetrieveUsersByName(string userName)
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{
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if (LgbPrincipal.IsAdmin(userName)) return new User() { DisplayName = "网站管理员", UserName = userName };
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string key = string.Format("{0}-{1}", RetrieveUsersByNameDataKey, userName);
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return CacheManager.GetOrAdd(key, CacheSection.RetrieveIntervalByKey(RetrieveUsersByNameDataKey), k =>
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{
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User user = null;
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string sql = "select ID, UserName, [Password], PassSalt, DisplayName from Users where UserName = @UserName";
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DbCommand cmd = DBAccessManager.SqlDBAccess.CreateCommand(CommandType.Text, sql);
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try
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{
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@UserName", userName, ParameterDirection.Input));
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using (DbDataReader reader = DBAccessManager.SqlDBAccess.ExecuteReader(cmd))
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{
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if (reader.Read())
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{
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user = new User()
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{
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ID = (int)reader[0],
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UserName = (string)reader[1],
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Password = (string)reader[2],
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PassSalt = (string)reader[3],
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DisplayName = (string)reader[4]
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};
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}
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}
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}
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catch (Exception ex) { ExceptionManager.Publish(ex); }
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return user;
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}, CacheSection.RetrieveDescByKey(RetrieveUsersByNameDataKey));
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}
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/// <summary>
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/// 删除用户
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/// </summary>
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/// <param name="ids"></param>
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public static bool DeleteUser(string ids)
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{
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bool ret = false;
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if (string.IsNullOrEmpty(ids) || ids.Contains("'")) return ret;
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try
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{
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string sql = string.Format(CultureInfo.InvariantCulture, "Delete from Users where ID in ({0})", ids);
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using (DbCommand cmd = DBAccessManager.SqlDBAccess.CreateCommand(CommandType.Text, sql))
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{
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DBAccessManager.SqlDBAccess.ExecuteNonQuery(cmd);
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}
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CacheManager.Clear(key => key == RetrieveUsersDataKey);
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ret = true;
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}
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catch (Exception ex)
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{
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ExceptionManager.Publish(ex);
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}
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return ret;
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}
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/// <summary>
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/// 保存新建/更新的用户信息
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/// </summary>
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/// <param name="p"></param>
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/// <returns></returns>
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public static bool SaveUser(User p)
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{
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if (p == null) throw new ArgumentNullException("p");
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bool ret = false;
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if (p.UserName.Length > 50) p.UserName.Substring(0, 50);
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p.PassSalt = LgbCryptography.GenerateSalt();
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p.Password = LgbCryptography.ComputeHash(p.Password, p.PassSalt);
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if (p.DisplayName.Length > 50) p.DisplayName.Substring(0, 50);
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string sql = p.ID == 0 ?
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"Insert Into Users (UserName, Password, PassSalt, DisplayName) Values (@UserName, @Password, @PassSalt, @DisplayName)" :
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"Update Users set UserName = @UserName, Password = @Password, PassSalt = @PassSalt, DisplayName = @DisplayName where ID = @ID";
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try
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{
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using (DbCommand cmd = DBAccessManager.SqlDBAccess.CreateCommand(CommandType.Text, sql))
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{
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@ID", p.ID, ParameterDirection.Input));
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@UserName", p.UserName, ParameterDirection.Input));
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@Password", p.Password, ParameterDirection.Input));
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@PassSalt", p.PassSalt, ParameterDirection.Input));
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@DisplayName", p.DisplayName, ParameterDirection.Input));
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DBAccessManager.SqlDBAccess.ExecuteNonQuery(cmd);
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}
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ret = true;
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CacheManager.Clear(key => key == RetrieveUsersDataKey || key == RetrieveUsersByNameDataKey);
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}
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catch (DbException ex)
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{
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ExceptionManager.Publish(ex);
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}
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return ret;
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}
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/// <summary>
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/// 验证用户登陆账号与密码正确
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/// </summary>
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/// <param name="userName"></param>
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/// <param name="password"></param>
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/// <returns></returns>
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public static bool Authenticate(string userName, string password)
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{
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var user = RetrieveUsersByName(userName);
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return user != null && user.Password == LgbCryptography.ComputeHash(password, user.PassSalt);
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}
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/// <summary>
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/// 通过roleId获取所有用户
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/// </summary>
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/// <param name="roleId"></param>
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/// <returns></returns>
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public static IEnumerable<User> RetrieveUsersByRoleId(int roleId)
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{
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string key = string.Format("{0}-{1}", RetrieveUsersByRoleIDDataKey, roleId);
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return CacheManager.GetOrAdd(key, CacheSection.RetrieveIntervalByKey(RetrieveUsersByNameDataKey), k =>
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{
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List<User> Users = new List<User>();
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string sql = "select u.ID,u.UserName,u.DisplayName,case ur.UserID when u.ID then 'checked' else '' end [status] from Users u left join UserRole ur on u.ID=ur.UserID and RoleID =@RoleID";
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DbCommand cmd = DBAccessManager.SqlDBAccess.CreateCommand(CommandType.Text, sql);
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@RoleID", roleId, ParameterDirection.Input));
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try
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{
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using (DbDataReader reader = DBAccessManager.SqlDBAccess.ExecuteReader(cmd))
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{
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while (reader.Read())
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{
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Users.Add(new User()
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{
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ID = (int)reader[0],
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UserName = (string)reader[1],
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DisplayName = (string)reader[2],
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Checked = (string)reader[3]
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});
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}
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}
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}
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catch (Exception ex) { ExceptionManager.Publish(ex); }
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return Users;
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}, CacheSection.RetrieveDescByKey(RetrieveUsersByRoleIDDataKey));
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}
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/// <summary>
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/// 通过角色ID保存当前授权用户（插入）
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/// </summary>
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/// <param name="id">角色ID</param>
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/// <param name="value">用户ID数组</param>
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/// <returns></returns>
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public static bool SaveUsersByRoleId(int id, string userIds)
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{
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bool ret = false;
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DataTable dt = new DataTable();
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dt.Columns.Add("RoleID", typeof(int));
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dt.Columns.Add("UserID", typeof(int));
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if (!string.IsNullOrEmpty(userIds)) userIds.Split(',').ToList().ForEach(userId => dt.Rows.Add(id, userId));
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using (TransactionPackage transaction = DBAccessManager.SqlDBAccess.BeginTransaction())
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{
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try
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{
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//删除用户角色表该角色所有的用户
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string sql = "delete from UserRole where RoleID=@RoleID";
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using (DbCommand cmd = DBAccessManager.SqlDBAccess.CreateCommand(CommandType.Text, sql))
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{
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@RoleID", id, ParameterDirection.Input));
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DBAccessManager.SqlDBAccess.ExecuteNonQuery(cmd, transaction);
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//批插入用户角色表
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using (SqlBulkCopy bulk = new SqlBulkCopy((SqlConnection)transaction.Transaction.Connection, SqlBulkCopyOptions.Default, (SqlTransaction)transaction.Transaction))
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{
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bulk.DestinationTableName = "UserRole";
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bulk.ColumnMappings.Add("RoleID", "RoleID");
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bulk.ColumnMappings.Add("UserID", "UserID");
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bulk.WriteToServer(dt);
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transaction.CommitTransaction();
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}
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}
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userIds.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries).AsParallel()
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.ForAll(u => CacheManager.Clear(key => key == string.Format("{0}-{1}", RetrieveUsersByRoleIDDataKey, id) || key == string.Format("{0}-{1}", RoleHelper.RetrieveRolesByUserIDDataKey, u)));
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ret = true;
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}
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catch (Exception ex)
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{
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ExceptionManager.Publish(ex);
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transaction.RollbackTransaction();
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}
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}
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return ret;
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}
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/// <summary>
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/// 通过groupId获取所有用户
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/// </summary>
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/// <param name="roleId"></param>
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/// <returns></returns>
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public static IEnumerable<User> RetrieveUsersByGroupId(int groupId)
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{
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string key = string.Format("{0}-{1}", RetrieveUsersByGroupIDDataKey, groupId);
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return CacheManager.GetOrAdd(key, CacheSection.RetrieveIntervalByKey(RetrieveUsersByGroupIDDataKey), k =>
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{
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List<User> Users = new List<User>();
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string sql = "select u.ID,u.UserName,u.DisplayName,case ur.UserID when u.ID then 'checked' else '' end [status] from Users u left join UserGroup ur on u.ID=ur.UserID and GroupID =@groupId";
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DbCommand cmd = DBAccessManager.SqlDBAccess.CreateCommand(CommandType.Text, sql);
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@GroupID", groupId, ParameterDirection.Input));
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try
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{
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using (DbDataReader reader = DBAccessManager.SqlDBAccess.ExecuteReader(cmd))
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{
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while (reader.Read())
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{
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Users.Add(new User()
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{
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ID = (int)reader[0],
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UserName = (string)reader[1],
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DisplayName = (string)reader[2],
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Checked = (string)reader[3]
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});
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}
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}
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}
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catch (Exception ex) { ExceptionManager.Publish(ex); }
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return Users;
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}, CacheSection.RetrieveDescByKey(RetrieveUsersByRoleIDDataKey));
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}
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/// <summary>
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/// 通过部门ID保存当前授权用户（插入）
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/// </summary>
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/// <param name="id">GroupID</param>
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/// <param name="value">用户ID数组</param>
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/// <returns></returns>
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public static bool SaveUsersByGroupId(int id, string userIds)
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{
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bool ret = false;
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DataTable dt = new DataTable();
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dt.Columns.Add("UserID", typeof(int));
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dt.Columns.Add("GroupID", typeof(int));
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if (!string.IsNullOrEmpty(userIds)) userIds.Split(',').ToList().ForEach(userId => dt.Rows.Add(userId, id));
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using (TransactionPackage transaction = DBAccessManager.SqlDBAccess.BeginTransaction())
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{
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try
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{
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//删除用户角色表该角色所有的用户
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string sql = "delete from UserGroup where GroupID=@GroupID";
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using (DbCommand cmd = DBAccessManager.SqlDBAccess.CreateCommand(CommandType.Text, sql))
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{
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cmd.Parameters.Add(DBAccessManager.SqlDBAccess.CreateParameter("@GroupID", id, ParameterDirection.Input));
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DBAccessManager.SqlDBAccess.ExecuteNonQuery(cmd, transaction);
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//批插入用户角色表
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using (SqlBulkCopy bulk = new SqlBulkCopy((SqlConnection)transaction.Transaction.Connection, SqlBulkCopyOptions.Default, (SqlTransaction)transaction.Transaction))
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{
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bulk.DestinationTableName = "UserGroup";
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bulk.ColumnMappings.Add("UserID", "UserID");
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bulk.ColumnMappings.Add("GroupID", "GroupID");
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bulk.WriteToServer(dt);
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transaction.CommitTransaction();
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}
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}
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userIds.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries).AsParallel()
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.ForAll(u => CacheManager.Clear(key => key == string.Format("{0}-{1}", RetrieveUsersByGroupIDDataKey, id) || key == string.Format("{0}-{1}", GroupHelper.RetrieveGroupsByUserIDDataKey, u)));
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ret = true;
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}
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catch (Exception ex)
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{
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ExceptionManager.Publish(ex);
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transaction.RollbackTransaction();
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}
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}
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return ret;
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}
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}
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} |