ayanova7/source/bizobjects/AyaLib/GZTW.AyaNova.BLL/LocalizedTextFetcher.cs

///////////////////////////////////////////////////////////
//  Bool.cs
//  Implementation of Class LocalizedTextFetcher
//  CSLA type: Read-only object
//  Created on: 29-Aug-2005
//  Object design: John 
//	Coded: 29-Aug-2005
///////////////////////////////////////////////////////////

using System;
using System.Data;
using CSLA.Data;
using GZTW.Data;
using CSLA;
using System.Threading;
using CSLA.Security;
using System.Collections;
using System.ComponentModel;



namespace GZTW.AyaNova.BLL 
{
	/// <summary>
	/// Used internally by LocalizedTextTable for static get text direct method
	/// this ensures dataportal friendliness
	/// </summary>
	[Serializable,EditorBrowsable(EditorBrowsableState.Never)]
	public class LocalizedTextFetcher : ReadOnlyBase 
	{
		// Create a logger for use in this class
		//private static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
		

		#region Attributes 		
		private string mText="";
		

		#endregion

		#region Constructor	

		/// <summary>
		/// Private constructor to prevent direct instantiation
		/// </summary>
		private LocalizedTextFetcher()
		{			
		}
		#endregion

		#region Business properties
		/// <summary>
		/// 
		/// </summary>
		public string Text 
		{
			get
			{
				return mText;
			}
			
		}
		
		
		
		#endregion

		#region System.Object overrides
		//		public override string ToString()
		//		{
		//			return mBoolValue.ToString();
		//		}
		//
		//		/// 
		//		/// <param Bool="obj"></param>
		//		public override bool Equals(Object obj)
		//		{
		//			if ( obj == null || GetType ( ) != obj.GetType ( ) ) return false;
		//			LocalizedTextFetcher c=(LocalizedTextFetcher)obj;
		//			return mBoolValue==c.mBoolValue;
		//		}
		//
		//		public override int GetHashCode()
		//		{
		//			return ("Bool" + mBoolValue.ToString()).GetHashCode();
		//		}

		#endregion

		#region Static methods
		

		/// <summary>
		/// Load the localized text string for the Key provided
		/// </summary>
		/// <param name="Key">Localized text key i.e. "Address.Label.City"</param>
		/// <returns></returns>
		public static LocalizedTextFetcher GetItem(string Key)
		{	
			////case 1039 //log.Debug("LocalizedTextFetcher.GetItem(" + Key + ")");
            if (Key == "UI.Label.CurrentUserName")
            {
                LocalizedTextFetcher ltf = new LocalizedTextFetcher();
                ltf.mText = System.Threading.Thread.CurrentPrincipal.Identity.Name;
                return ltf;
            }
			return (LocalizedTextFetcher)DataPortal.Fetch(new Criteria( Key, ""));
			
		}

		/// <summary>
		/// Load the localized text string for the Key provided
		/// from the Locale provided
		/// </summary>
		/// <param name="Key">Localized text key i.e. "Address.Label.City"</param>
		/// <param name="Locale">Locale key, i.e. "English"</param>
		/// <returns></returns>
		public static LocalizedTextFetcher GetItemForSpecificLocale(string Key, string Locale)
		{	
			////case 1039 //log.Debug("LocalizedTextFetcher.GetItem(" + Key + ")");
            if (Key == "UI.Label.CurrentUserName")
            {
                LocalizedTextFetcher ltf = new LocalizedTextFetcher();
                ltf.mText=System.Threading.Thread.CurrentPrincipal.Identity.Name;
                return ltf;
            }
			return (LocalizedTextFetcher)DataPortal.Fetch(new Criteria( Key, Locale));
			
		}

		
		
		#endregion

		#region DAL DATA ACCESS
		/// 
		/// <param Bool="Criteria"></param>
		protected override void DataPortal_Fetch(object Criteria)
		{
			Criteria crit = (Criteria)Criteria;	
			
			
			//default's to passed in key if there is nothing found
			mText=crit.Key;
			SafeDataReader dr = null;	
			try
			{	
		
				DBCommandWrapper dbCommandWrapper = DBUtil.DB.GetSqlStringCommandWrapper(
					"SELECT aDisplayText, aDisplayTextCustom FROM aLocalizedText " +
					"WHERE (aKey = @Key) " +
					"AND (aLocale = @Locale)"
					);
				if(crit.Locale=="")
					dbCommandWrapper.AddInParameter("@Locale",DbType.String,User.CurrentUserLanguage);
				else
					dbCommandWrapper.AddInParameter("@Locale",DbType.String,crit.Locale);

				dbCommandWrapper.AddInParameter("@Key",DbType.String,crit.Key);
				dr = new SafeDataReader(DBUtil.DB.ExecuteReader(dbCommandWrapper));
					
				
				if(dr.Read()) 
				{
					//*******************************************
					//If there is no custom text then add the stock text
					if(dr.GetString("aDisplayTextCustom").Length<1)
						mText = dr.GetString("aDisplayText");
					else//It's custom, add the custom text instead
						mText = dr.GetString("aDisplayTextCustom");

					

					//*******************************************
				}
			}
			finally
			{
				if(dr!=null) dr.Close();
			}

			
		}

		
		
		#endregion			

		#region criteria
		/// <summary>
		/// Criteria for identifying existing object
		/// </summary>
		[Serializable]
			private class Criteria
		{
			 
			public string Key;
			public string Locale;
			

			public Criteria(string _Key, string _Locale)
			{
				Locale=_Locale;
				Key=_Key;
			}
			
		}
		#endregion
		
	}//end Class

}//end Namespace