using System;
using System.Data;
using System.Configuration;
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.DirectoryServices;

/// <summary>
/// Summary description for PPSUtilities
/// </summary>
public class PPSUtilities
{
	public PPSUtilities()
	{
		//
		// TODO: Add constructor logic here
		//
	}

    public static string GetPPStatusImage(string ppStatus)
    {
        string imageURL;

        switch (ppStatus)
        {
            case "New":
                imageURL = "new_event.gif";
                break;
            case "Pre-event Details":
                imageURL = "pre_event_details.gif";
                break;
            case "Pre-event Review":
                imageURL = "peit_review.gif";
                break;
            case "Event Implementation":
                imageURL = "event_implementation.gif";
                break;
            case "Post-event Fix (PEIT)":
                imageURL = "fix_peit.gif";
                break;
            case "Post-event Fix (Finance)":
                imageURL = "fix_finance.gif";
                break;
            case "Post-event Review":
                imageURL = "peit_review.gif";
                break;
            case "Post-event Finance Review":
                imageURL = "finance_review.gif";
                break;
            case "Complete":
                imageURL = "complete.gif";
                break;
            case "Cancelled":
                imageURL = "cancelled.gif";
                break;
            default:
                imageURL = "";
                break;
        }
        return "images/" + imageURL;
    }

    public static string CleanSPKeyPartner(string spKeyPartners)
    {
        // Get the clean name, since the string contains some prefixed chars
        spKeyPartners = spKeyPartners.Trim();

        // Get rid of the ; character
        spKeyPartners = Utilities.replaceString(spKeyPartners, ";", "");

        // Get rid of the beggining # character
        spKeyPartners = Utilities.GetStringPartAfterChar(spKeyPartners, "#");

        // Get rid of the ending # character
        spKeyPartners = Utilities.GetStringPartBeforeChar(spKeyPartners, "#");

        return spKeyPartners;
    }

    /// <summary>
    /// login: check ldap account
    /// </summary>        
    /// <returns>bool</returns>
    public bool CheckLdapAccount(string username, string password)
    {
        using (DirectoryEntry entry = new DirectoryEntry())
        {
            entry.AuthenticationType = AuthenticationTypes.Secure;
            entry.Path = ConfigurationManager.AppSettings["LDAP"];
            entry.Username = username;
            entry.Password = password;
            DirectorySearcher searcher = new DirectorySearcher(entry);
            searcher.Filter = "(&(objectClass=*)(mail=" + username + "))";
            try
            {
                SearchResult obj = searcher.FindOne();
                if (obj != null)
                {
                    string[] groupsUser = GetGroupForUser(obj);
                    string[] groupsConfig = GetGroupForConfig();
                    foreach (string gu in groupsUser)
                    {
                        foreach (string gc in groupsConfig)
                        {
                            if (gu.Equals(gc, StringComparison.OrdinalIgnoreCase))
                            {
                                HttpContext.Current.Session.Timeout = 60;
                                HttpContext.Current.Session["MEMBEROF"] = groupsUser;
                                return true;
                            }
                        }
                    }
                }
                return false;
            }
            catch (Exception ex)
            {
                return false;
            }
        }
    }

    private string[] GetGroupForUser(SearchResult obj)
    {
        string[] results = new string[obj.Properties["memberof"].Count];
        for (int i = 0; i < obj.Properties["memberof"].Count; i++)
        {
            string theGroupPath = obj.Properties["memberof"][i].ToString();
            results[i] = theGroupPath.Substring(3, theGroupPath.IndexOf(",") - 3);
        }
        return results;
    }

    private string[] GetGroupForConfig()
    {
        string[] results = ConfigurationManager.AppSettings["GROUP"].Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
        return results;
    }

}