using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Configuration;
using System.Data.OleDb;
using System.Data;
using System.Collections;

namespace MyWeb
{
    public class master : System.Web.UI.MasterPage
    {


        string db = ConfigurationManager.ConnectionStrings["shopConn"].ConnectionString;
        string p_name = ConfigurationManager.ConnectionStrings["shopConn"].ProviderName;
        string scc = ConfigurationManager.AppSettings["shopCarCode"].ToString();
        string SingleIn = ConfigurationManager.AppSettings["SingleIn"].ToString();

        public company company;

        public master()
        {
            company = new company();
        }

        public void MasterLoad()
        {
            if (HttpContext.Current.Request.RawUrl.ToLower().IndexOf("admin/index.aspx") == -1)
            {
                
                admin admin = new admin();
                if (!admin.isLoign())
                {
                    HttpContext.Current.Response.Redirect("~/admin/index.aspx?msg=A3");
                }

                if (admin.info.login_ip != admin.MyIP)
                {
                    HttpContext.Current.Response.Redirect("~/admin/index.aspx?msg=E");
                }

                //檢查是否被停權
                if (!(admin.info.u_id == "Designer" && admin.info.group == "EZ" && chkDesignIP()))
                {
                    sql sql = new sql();
                    OleDbConnection sqlConn = sql.conn(db, p_name);
                    try
                    {
                        sqlConn.Open();
                        OleDbCommand sqlCmd = new OleDbCommand("", sqlConn);
                        sqlCmd.CommandText = "select adwidth,online,login_code from admin where u_id=? and num=?";
                        sqlCmd.Parameters.Add(new OleDbParameter("u_id", admin.info.u_id));
                        sqlCmd.Parameters.Add(new OleDbParameter("num", admin.info.num));
                        DataTable dt = sql.dataTable(sqlCmd);
                        if (dt.Rows.Count > 0)
                        {
                            if ((bool)dt.Rows[0]["online"] == false)
                            {
                                sqlConn.Close(); sqlConn.Dispose();
                                HttpContext.Current.Response.Redirect("~/admin/index.aspx?msg=B");
                                //帳號停權
                            }
                            if (SingleIn == "Y" && dt.Rows[0]["login_code"].ToString() != admin.info.login_code)
                            {
                                sqlConn.Close(); sqlConn.Dispose();
                                HttpContext.Current.Response.Redirect("~/admin/index.aspx?msg=C"); //不允許同一個帳號多重登入
                            }
                        }
                        else
                        {
                            //帳號不存在
                            sqlConn.Close(); sqlConn.Dispose();
                            HttpContext.Current.Response.Redirect("~/admin/index.aspx?msg=D");
                        }
                    }
                    catch (Exception ex)
                    {
                        HttpContext.Current.Response.Clear();
                        HttpContext.Current.Response.Write(ex.Message);
                        HttpContext.Current.Response.End();
                    }
                    finally
                    {
                        sqlConn.Close(); sqlConn.Dispose();
                    }
                }


            }
        }

        public bool isHome()
        {
            if (HttpContext.Current.Request.Url.AbsolutePath.ToLower().IndexOf("admin/index.aspx") > -1) { return true; }
            return false;
        }

   
        public static bool chkDesignIP()
        {
            /* 規格:
             * rule 1. 現在IP, 存在 web.config 的 designIP中
             * rule 2. 現在正在本機執行admin
             * rule 3. 如果(rule 1成立), 且IP是127.0.0.1, 但(rule2 不成立)
             * 注意: 若是在客戶自架主機, 必需拿掉web.config的127.0.01
             * 應檢查: 在校稿區的行為是否如預期
             */
            string designIP = (ConfigurationManager.AppSettings["designIP"] ?? "").ToString();
            string[] IP = (string[])designIP.Split(',').Where(q => !string.IsNullOrEmpty(q)).ToArray();
            string myip = ip.Get();
            bool inDesign = false;
            bool chk = false;
            string[] nowUrl = HttpContext.Current.Request.Url.AbsoluteUri.Split('/');
            //新寫法
            if (IP.Length>0)
            {
                inDesign = Array.Exists(nowUrl, q => q.StartsWith("localhost"))
                        && Array.Exists(nowUrl, q => q.Equals("admin"));//rule 2
                chk = Array.Exists(IP, q => q.Equals(myip));//rule 1
                chk &= !(!inDesign && Array.Exists(IP, q => q.Equals("127.0.0.1")));//rule 3                
            }
            return chk;
        }

    }
}