.net 继承 page 系统管理页的代码 分页 权限 集于一体

using System;
using System.Data;
using System.Configuration;
using System.Collections;
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;
using System.Text.RegularExpressions;
using System.Data.SqlClient;
using System.Text;
namespace zj123.BLL
{
public enum ModelList
{
商业信息 = 0,
产品信息 = 1,
免费会员 = 2,
浙商通会员 = 3,
会员操作 = 4,
留言管理 = 5,
系统设置 = 6,
权限设置 = 7,
}
public class AdminPage : System.Web.UI.Page
{
private int _PageSize;
// private int _CurrentPage;
private string _Columns;
private string _TableName;
private string _Where;
private string _Order;
private string _Pid;
private DataTable _PageData;
private string _checkbox;
private string _U_Account;

private zj123.SQLDB.DbAccess _db;
public string[] MIDS = new string[]{"BE875758-3608-4B89-B3A2-1C30F0418E8A","C55FA608-29CC-4FB5-8A54-F0190BA3DEFC","A90D5DE5-530F-47F3-87D5-3D0D014019D5","FD024BF2-9690-46E1-A1B0-5A2046D9E4EA","3B8D9F44-1185-4BC2-A861-A116302A7024","4B124CD5-3064-4B8D-9977-BCC953018C56","414D177A-2DC6-4F2D-A788-E6C37C23DF79","01E6167F-BF36-4498-ABDB-0E8C2AEDD23F"};
/// <summary>
/// 页面大小
/// </summary>
public int PageSize
{

set
{
if (Regex.IsMatch(Convert.ToString(value), "^\\d+$"))
{
this._PageSize = Convert.ToInt32(value);
}
else
{
this._PageSize =1;
}
}
get
{
return this._PageSize;
}

}
/// <summary>
/// 当前页
/// </summary>
public int CurrentPage
{
get
{
return (Convert.ToInt32(Convert.ToInt32(Request["page"] ?? "1")));
}
}
/// <summary>
/// 显示的字段
/// </summary>
public string Columns
{
set
{
_Columns = value;
}
get
{
return _Columns;
}
}
/// <summary>
/// 表明
/// </summary>
public string TableName
{
set
{
_TableName = value;
}
get
{
return _TableName;
}
}
/// <summary>
/// 条件
/// </summary>
public string Where
{
set
{
_Where = value;
}
get
{
return _Where;
}
}
/// <summary>
/// 排序
/// </summary>
public string Order
{
set
{
_Order = value;
}
get
{
return _Order;
}
}
/// <summary>
/// 逐渐字段
/// </summary>
public string Pid
{
set
{
_Pid = value;
}
get
{
return _Pid;
}
}
/// <summary>
/// 分页数据
/// </summary>
public DataTable PageData
{

get
{
_PageData = this.Db.GetProcData(this.CurrentPage-1, PageSize, Columns, TableName, Pid, Where, Order, "");
return _PageData;

}
}
/// <summary>
/// 数据库链接类
/// </summary>
public DbAccess Db
{
get
{
if (_db ==null)
{
this._db = new DbAccess();
}

return _db;
}
}
/// <summary>
/// 多选框的模板
/// </summary>
public string CheckBoxString
{
get
{
if (_checkbox == null|| _checkbox.Length < 1)
{
return "<input type=\"checkbox\" name=\"action\" value=\"{0}\"/>";
}
else
{
return _checkbox;
}
}
set

{
this._checkbox = value;
}
}
/// <summary>
/// 用户名
/// </summary>
public string U_Account
{
get
{
try
{
_U_Account= Convert.ToString(HttpContext.Current.Request.Cookies["adminusers"]["name"] ?? "");
}
catch
{
_U_Account = "";

}
return _U_Account;

}

}
//****************************************************************************************************属性
public AdminPage()
{
if (!IsAdminLogin())
{
HttpContext.Current.Response.Redirect(HttpContext.Current.Request.Url.ToString().Replace(HttpContext.Current.Request.RawUrl.ToString(), "") + "/manage/index.aspx");
}
}
/// <summary>
/// 查看是否管理员是否登陆
/// </summary>
/// <returns></returns>
public bool IsAdminLogin()
{
bool state = false;
string username = "";
string userpass ="";
try
{
username = Convert.ToString(HttpContext.Current.Request.Cookies["adminusers"]["name"] ?? "");

userpass = Convert.ToString(HttpContext.Current.Request.Cookies["adminusers"]["pass"] ?? "");
}
catch
{

state = false;
}
if (username.Length < 1 || userpass.Length < 1)
{

}
else
{
state = true;
}
return state;
}
/// <summary>
/// 条件设置字符串
/// </summary>
public string GetWhereString(string whereName,string whereValue)
{
return string.Format(" and [{0}] like '%{1}%'", whereName, whereValue);
}
//////////////////////////////////////////////////////////////////////////////////////////////////////
/// <summary>
/// 获取参数值
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public string GetRequest(string key)
{
return Convert.ToString(Request[key]??"").Replace("'","''");
}
///////////////////////////////////////////////////////////////////////////////////////////////////////
//////----------------------------------------方法的集合--------------------------------------------------------------
////////数据绑定方法
/// <summary>
/// 绑定列表框
/// </summary>
/// <param name="ddl"></param>
/// <param name="dt"></param>
/// <param name="text"></param>
/// <param name="value"></param>
public void BindDropDownList(ref DropDownList ddl,DataTable dt,string text,string value)
{
ddl.DataSource = dt;
ddl.DataTextField = text;
ddl.DataValueField = value;
ddl.DataBind();
}
/// <summary>
/// 绑定列表框
/// </summary>
/// <param name="ddl"></param>
/// <param name="dt"></param>
/// <param name="text"></param>
/// <param name="value"></param>
public void BindListBox(ref ListBox ddl, DataTable dt, string text, string value)
{
ddl.DataSource = dt;
ddl.DataTextField = text;
ddl.DataValueField = value;
ddl.DataBind();
}
///////////////////// ////////数据绑定方法------------------------------------------------------------------
/// <summary>
/// /获取选中的多选框
/// </summary>
/// <returns></returns>
public string[] GetCheckValues()
{
string ids = Convert.ToString(Request["action"] ?? "");
if (ids.Length > 0)
{
string[] id = ids.Trim(',').Split(',');
return id;
}
else
{
return new string[] { "-100" };
}
}
/// <summary>
///
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public ArrayList GetSqls(string sql)
{
string[] ids = this.GetCheckValues();
ArrayList al = new ArrayList();
for (int i = 0; i < ids.Length; i++)
{
al.Add(string.Format(sql, (ids[i].Replace("'", "''"))));
}
return al;
}
//////////////-----------------------------消息类-----------------------------------------------------------
/// <summary>
/// 弹出错误的信息
/// </summary>
/// <param name="err"></param>
public void ShowError(string err)
{
System.Web.HttpContext.Current.Response.Write(Script(err, ""));
}
/// <summary>
/// 显示信息
/// </summary>
/// <param name="err"></param>
public void ShowMessage(string mes, string loc)
{
System.Web.HttpContext.Current.Response.Write(Script(mes, loc));
}
/// <summary>
/// javascript脚本
/// </summary>
/// <param name="mess"></param>
/// <param name="loc"></param>
/// <returns></returns>
public string Script(string mess, string loc)
{
StringBuilder sb = new StringBuilder();
sb.Append("<script language='javascript'>");
sb.Append("alert('");
sb.Append(mess);
sb.Append("');");
sb.Append(loc);
sb.Append("</script>");
return sb.ToString();

}
public virtual RightClass Power(string U_Account,string M_ID)
{
//select [right_Insert],[right_Delete],[right_Update],[right_Select],[right_Verify],[right_Other],[right_Other1] from User_right where U_Account=@U_Account and M_ID=@M_ID
RightClass rc = new RightClass();
if (U_Account == "administrator")
{
rc.right_Insert = true;
rc.right_Delete = true;
rc.right_Update = true;
rc.right_Select = true;
rc.right_Verify = true;
rc.right_Other = true;
rc.right_Other1 = true;
}
else
{
#region 权限设定
SqlParameter[] pas = { new SqlParameter("@U_Account", U_Account), new SqlParameter("@M_ID", M_ID) };
DataTable dt = this.Db.GetTable("select isnull([right_Insert],0) right_Insert,isnull([right_Delete],0) right_Delete,isnull([right_Update],0) right_Update,isnull([right_Select],0) right_Select,isnull([right_Verify],0) right_Verify,isnull([right_Other],0) right_Other,isnull([right_Other1],0) right_Other1 from User_right where U_Account=@U_Account and M_ID=@M_ID", pas);
if (dt != null)
{
if (dt.Rows.Count > 0)
{
DataRow dr = dt.Rows[0];
rc.right_Insert = Convert.ToBoolean(dr["right_Insert"] ?? false);
rc.right_Delete = Convert.ToBoolean(dr["right_Delete"] ?? false);
rc.right_Update = Convert.ToBoolean(dr["right_Update"] ?? false);
rc.right_Select = Convert.ToBoolean(dr["right_Select"] ?? false);
rc.right_Verify = Convert.ToBoolean(dr["right_Verify"] ?? false);
rc.right_Other = Convert.ToBoolean(dr["right_Other"] ?? false);
rc.right_Other1 = Convert.ToBoolean(dr["right_Other1"] ?? false);
}
else
{
rc.right_Insert = Convert.ToBoolean(false);
rc.right_Delete = Convert.ToBoolean(false);
rc.right_Update = Convert.ToBoolean(false);
rc.right_Select = Convert.ToBoolean(false);
rc.right_Verify = Convert.ToBoolean(false);
rc.right_Other = Convert.ToBoolean(false);
rc.right_Other1 = Convert.ToBoolean(false);
}
}
else
{
rc.right_Insert = Convert.ToBoolean(false);
rc.right_Delete = Convert.ToBoolean(false);
rc.right_Update = Convert.ToBoolean(false);
rc.right_Select = Convert.ToBoolean(false);
rc.right_Verify = Convert.ToBoolean(false);
rc.right_Other = Convert.ToBoolean(false);
rc.right_Other1 = Convert.ToBoolean(false);
}
if (!rc.right_Select)
{
Response.Write("<font color='red'>你对此栏目没有权限！！请联系管理员</font>");
Response.End();
}
#endregion
}


return rc;

}

//////////////-----------------------------消息类-----------------------------------------------------------

}
/// <summary>
/// 权限类
/// </summary>
public class RightClass
{
private bool _right_Insert;
private bool _right_Delete;
private bool _right_Update;
private bool _right_Select;
private bool _right_Verify;
private bool _right_Other;
private bool _right_Other1;
public bool right_Insert { set { this._right_Insert = value; } get { return this._right_Insert; } }
public bool right_Delete { set { this._right_Delete = value; } get { return this._right_Delete; } }
public bool right_Update { set { this._right_Update = value; } get { return this._right_Update; } }
public bool right_Select { set { this._right_Select = value; } get { return this._right_Select; } }
public bool right_Verify { set { this._right_Verify = value; } get { return this._right_Verify; } }
public bool right_Other { set { this._right_Other = value; } get { return this._right_Other; } }
public bool right_Other1 { set { this._right_Other1 = value; } get { return this._right_Other1; } }
}
}