role.cs

wrox c#高级编程

using System;
using System.Data;
using Wrox.WebModules.Accounts;

namespace Wrox.WebModules.Accounts.Business
{
	/// <summary>
	/// Summary description for Role.
	/// </summary>
	public class Role: Wrox.WebModules.Business.BizObject
	{
		private int roleId;
		private string description;
		private DataSet permissions;

		public Role()
		{ }

		public Role(int currentRoleId)
		{
			Configuration.ModuleSettings moduleSettings = Configuration.ModuleConfig.GetSettings();
			Data.Role dataRole = new Data.Role( moduleSettings.ConnectionString );
			DataRow roleRow;
			
			roleRow = dataRole.Retrieve( currentRoleId );
			roleId = currentRoleId;
			description = (string)roleRow["Description"];

			Data.Permission dataPermission = new Data.Permission( moduleSettings.ConnectionString );
			permissions = dataPermission.GetPermissionList( currentRoleId );
		}

		public int Create()
		{
			Configuration.ModuleSettings moduleSettings = Configuration.ModuleConfig.GetSettings();
			Data.Role dataRole = new Data.Role( moduleSettings.ConnectionString );
			
			roleId = dataRole.Create(description);
			return roleId;
		}

		public bool Update()
		{
			Configuration.ModuleSettings moduleSettings = Configuration.ModuleConfig.GetSettings();
			Data.Role dataRole = new Data.Role( moduleSettings.ConnectionString );

			return dataRole.Update(roleId, description);
		}

		public bool Delete()
		{
			Configuration.ModuleSettings moduleSettings = Configuration.ModuleConfig.GetSettings();
			Data.Role dataRole = new Data.Role( moduleSettings.ConnectionString );

			return dataRole.Delete( roleId );
			
		}

		public void AddPermission(int permissionId)
		{
			Configuration.ModuleSettings moduleSettings = Configuration.ModuleConfig.GetSettings();
			Data.Role dataRole = new Data.Role( moduleSettings.ConnectionString );

			dataRole.AddPermission( roleId, permissionId );
		}

		public void RemovePermission(int permissionId)
		{
			Configuration.ModuleSettings moduleSettings = Configuration.ModuleConfig.GetSettings();
			Data.Role dataRole = new Data.Role( moduleSettings.ConnectionString );

			dataRole.RemovePermission( roleId, permissionId );
		}

		public void ClearPermissions()
		{
			Configuration.ModuleSettings moduleSettings = Configuration.ModuleConfig.GetSettings();
			Data.Role dataRole = new Data.Role( moduleSettings.ConnectionString );

			dataRole.ClearPermissions( roleId );
		}

		public int RoleID
		{
			get 
			{
				return roleId;
			}
		}

		public string Description
		{
			get 
			{
				return description;
			}
			set 
			{
				description = value;
			}
		}

		public DataSet Permissions
		{
			get 
			{
				return permissions;
			}
		}
	}
}