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.Drawing;
using System.Net;
using System.Xml;

public partial class login : System.Web.UI.Page
{
    string connString;
    DataSet props;

    protected void Page_Load(object sender, EventArgs e)
    {
        SantraxVMUtil.writeLog("Entering AM:");
        if (Session["AccessLevel"] != null) FormsAuthentication.RedirectFromLoginPage("any web user", false);
        //System.Configuration.Configuration rootWebConfig = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration("/santraxSite/AccountManager");
        //System.Configuration.Configuration rootWebConfig = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration("/AccountManager/AccountManager.root/AccountManager/santraxSite/AccountManager");
        System.Configuration.Configuration rootWebConfig = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration(HttpRuntime.AppDomainAppVirtualPath);
        System.Configuration.ConnectionStringSettings connStringObj = rootWebConfig.ConnectionStrings.ConnectionStrings["accountManager"];
        connString = connStringObj.ConnectionString;
        /*if (connString.IndexOf("Data Source=stxprd") >= 0)
        {
            Session["BackgroundColor"] = "Navy";
        }
        else
        {
            Session["BackgroundColor"] = "Navy";//"Maroon";
        }*/
        LoginAcctManager.Focus();

        string autoLoginScript =
            "<script language=\"javascript\" type=\"text/javascript\">" +
                "autoLogin()" +
            "</script>";
        string autoLoginFunctionScript =
            "<script language=\"javascript\" type=\"text/javascript\">" +
                "function autoLogin() {" +
	             "var username = getURLParam('UserName');" +
	             "var password = getURLParam('Password');" +
	             "if(username != null && username.length > 0) {" +
	             "   form1.ctl00$ContentPlaceHolderAC$LoginAcctManager$UserName.value = username;" +
	             "   form1.ctl00$ContentPlaceHolderAC$LoginAcctManager$Password.value = password;" +
	             "   form1.ctl00$ContentPlaceHolderAC$LoginAcctManager$LoginButton.click();" +
	             "}" +
	            "}" +
	            "function getURLParam(strParamName){" +
                "  var strReturn = \"\";" +
                "  var strHref = window.location.href;" +
                "  if ( strHref.indexOf(\"?\") > -1 ){" +
                "    var strQueryString = strHref.substr(strHref.indexOf(\"?\"));" +
                "    var aQueryString = strQueryString.split(\"&\");" +
                "    for ( var iParam = 0; iParam < aQueryString.length; iParam++ ){" +
                "      if (aQueryString[iParam].indexOf(strParamName + \"=\") > -1 ){" +
                "        var aParam = aQueryString[iParam].split(\"=\");" +
                "        strReturn = aParam[1];" +
                "        break;" +
                "      }" +
                "    }" +
                "  }" +
                "  return strReturn;" +
                "}" +
            "</script>";

        ClientScript.RegisterClientScriptBlock(typeof(Page), "autoLoginFunction", autoLoginFunctionScript);
        ClientScript.RegisterStartupScript(typeof(Page), "autoLogin", autoLoginScript);
        props = loadProperties();
        DataTable version = props.Tables["version_setting"];
        foreach (DataRow row in version.Rows)
        {
            for (int col = 0; col < version.Columns.Count - 1; col++)
            {
                Session["version"] = row[col];
                //SantraxVMUtil.writeLog("version:" + row[col]);
            }
        }
        DataTable phone_setting = props.Tables["phone_setting"];
        foreach (DataRow row in phone_setting.Rows)
        {
            for (int col = 0; col < phone_setting.Columns.Count - 1; col++)
            {
                Session["phone_script"] = row[col];
                //SantraxVMUtil.writeLog("phone_setting:" + row[col]);
            }
        }
    }
    protected void LoginAcctManager_Authenticate(object sender, AuthenticateEventArgs e)
    {
        Session.Clear();
        //***DataSet props = loadProperties();
        if (false)//!isIPWithinBuilding(props)
        {
            e.Authenticated = false;
        }
        else
        {
            SqlDataSourceAccessLevel.SelectCommand = "SELECT access_level FROM access_level WHERE UPPER(username)=UPPER('" + LoginAcctManager.UserName + "') and UPPER(password) = UPPER('" + LoginAcctManager.Password + "')";
            DropDownListAccessLevel.DataBind();
            string accessLevel = null;
            if (DropDownListAccessLevel.Items.Count > 0)
            {
                accessLevel = DropDownListAccessLevel.SelectedValue;
            }
            if (accessLevel != null && (accessLevel.Equals("0") || accessLevel.Equals("1") || accessLevel.Equals("2")))
            {
                e.Authenticated = true;
                if (accessLevel.Equals("0")) accessLevel = "Read Only";
                else if (accessLevel.Equals("1")) accessLevel = "Partial Update";
                else if (accessLevel.Equals("2")) accessLevel = "Full Rights";
                Session["AccessLevel"] = accessLevel;
                Session["Username"] = LoginAcctManager.UserName;
                Session["Password"] = LoginAcctManager.Password;
                Session["ConnString"] = connString;
                if (connString.IndexOf("Data Source=stxdev") >= 0)
                {
                    Session["BackgroundColor"] = "Maroon";
                }
                else if (connString.IndexOf("Data Source=stxprd") >= 0)
                {
                    Session["BackgroundColor"] = "Navy";
                }
                else
                {
                    Session["BackgroundColor"] = "Green";
                }
                //DataTable timeTraxDrives = props.Tables["sanwebTimeTraxDrives"];
                DataTable timeTraxDrives = props.Tables["timeTraxDrive"];
                //DataTable ftpDrives = props.Tables["sanwebFtpDrives"];
                DataTable ftpDrives = props.Tables["ftpDrive"];
                SantraxVMUtil.writeLog("timeTraxDrives:" + timeTraxDrives.Rows.Count + "|" + timeTraxDrives.Columns.Count);
                SantraxVMUtil.writeLog("ftpDrives:" + ftpDrives.Rows.Count + "|" + ftpDrives.Columns.Count);
                foreach (DataRow row in timeTraxDrives.Rows)
                {
                    for (int col = 0; col < timeTraxDrives.Columns.Count - 1; col++ )
                    {
                        SantraxVMUtil.writeLog("timeTraxDrives:" + row[col]);
                    }
                }
                foreach (DataRow row in ftpDrives.Rows)
                {
                    for (int col = 0; col < ftpDrives.Columns.Count - 1; col++)
                    {
                        SantraxVMUtil.writeLog("ftpDrives:" + row[col]);
                    }
                }
                Session["sanwebTimeTraxDrives"] = timeTraxDrives;
                Session["sanwebFtpDrives"] = ftpDrives;

                /***DataTable version = props.Tables["version_setting"];
                foreach (DataRow row in version.Rows)
                {
                    for (int col = 0; col < version.Columns.Count - 1; col++)
                    {
                        Session["version"] = row[col];
                        //SantraxVMUtil.writeLog("version:" + row[col]);
                    }
                }*/

                Response.Redirect("welcome.aspx");
            }
            else e.Authenticated = false;
        }
    }
    private DataSet loadProperties()
    {
        DataSet props = new DataSet();
        props.ReadXml(HttpRuntime.AppDomainAppPath + "App_Data/amProperties.xml");
        //props.WriteXml("\\\\orange\\childsrv\\vox\\amProperties.xml");
        //SantraxVMUtil.logFilePath = "\\\\orange\\childsrv\\vox\\";
        //SantraxVMUtil.writeLog("test write to orange");
        return props;
    }
    private Boolean isIPWithinBuilding(DataSet props)
    {
        DataTable sanwebSandataIPs = props.Tables["sanwebSandataIPs"];
        DataTable sanwebSandataOtherIPs = props.Tables["sanwebSandataOtherIPs"];
        string strHostName = Dns.GetHostName();
        //string strUserRemoteAdddr = Request.ServerVariables["REMOTE_ADDR"];
        //string strUserRemoteAdddr1 = Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
        string strUserHostName = Request.UserHostName;
        string strUserHostAddress = Request.UserHostAddress;
        SantraxVMUtil.writeLog("Checking if User Host Address is within building: " + strUserHostAddress);
        if (strUserHostAddress.Equals("127.0.0.1"))
            return true;
        //SantraxVMUtil.writeLog("===>strUserHostName =" + strUserHostName);
        //SantraxVMUtil.writeLog("===>strUserHostAddress =" + strUserHostAddress);
        //SantraxVMUtil.writeLog("===>strHostName =" + strHostName);

        //*********IPHostEntry ipEntry = Dns.GetHostEntry(strUserHostName);
        IPHostEntry ipEntry = Dns.GetHostByName(strUserHostName);
        IPAddress[] addr = ipEntry.AddressList;
        string ip = addr[0].ToString();
        //SantraxVMUtil.writeLog("===>ip =" + ip);
        string sandataIPs = "";
        string sandataOtherIPs = "";
        string machineId = "";
        int index = 0;
        foreach (DataRow row in sanwebSandataIPs.Rows)
        {
            sandataIPs = (string)row[0];
        }
        foreach (DataRow row in sanwebSandataOtherIPs.Rows)
        {
            sandataOtherIPs = (string)row[0];
        }
        if (ip != null)
        {
            index = ip.LastIndexOf(".", ip.Length);
            machineId = ip.Substring(index + 1, ip.Length - index - 1);
            //SantraxVMUtil.writeLog("===>machineId =" + machineId);
        }
        else
            return false;

        string[] stForIps = sandataIPs.Split(";".ToCharArray());
        for (int i = 0; i < stForIps.Length; i++)
        {
            string theIp = stForIps[i];
            string[] stForIp = theIp.Split(",".ToCharArray());
            string sandataIP = stForIp[0];
            string sandataStartIP = stForIp[1];
            string sandataEndIP = stForIp[2];
            SantraxVMUtil.writeLog("AccMgr ip =" + sandataIP + "," + sandataStartIP + "," + sandataEndIP);
            if (ip.StartsWith(sandataIP))
            {
                if (Int32.Parse(machineId) >= Int32.Parse(sandataStartIP) &&
                   Int32.Parse(machineId) <= Int32.Parse(sandataEndIP))
                {
                    return true;
                }
            }
        }
        if (sandataOtherIPs != null && sandataOtherIPs.Length > 0)
        {
            SantraxVMUtil.writeLog("AccMgr other ips =" + sandataOtherIPs);
            string[] st = sandataOtherIPs.Split(";".ToCharArray());
            for (int i = 0; i < st.Length; i++)
            {
                string sIp = st[i];
                SantraxVMUtil.writeLog("AccMgr login ip =" + ip + " tokenIp =" + sIp);
                if (ip.StartsWith(sIp))
                {
                    SantraxVMUtil.writeLog("Host Address is in building.");
                    return true;
                }
            }
        }
        SantraxVMUtil.writeLog("Host Address is not in building.");
        return false;
    }
}