RSS Feed Aggregator and Blogging Smart Client

// Copyright � 2005 by Omar Al Zabir. All rights are reserved.
// 
// If you like this code then feel free to go ahead and use it.
// The only thing I ask is that you don't remove or alter my copyright notice.
//
// Your use of this software is entirely at your own risk. I make no claims or
// warrantees about the reliability or fitness of this code for any particular purpose.
// If you make changes or additions to this code please mark your code as being yours.
// 
// website http://www.oazabir.com, email OmarAlZabir@gmail.com, msn oazabir@hotmail.com

using System;
using System.Xml;
using System.Xml.Serialization;
using System.IO;
using System.Reflection;
using System.Collections;

namespace RSSCommon.Helper
{
	/// <summary>
	/// Utility methods
	/// </summary>
	public class SerializationHelper
	{
		public const string RESOURCE_ASSEMBLY_PREFIX = "RSSFeederResources.";

		public static XmlWriter Serialize( Stream stream, object o )
		{
			XmlTextWriter writer = new XmlTextWriter( stream, System.Text.Encoding.UTF8 );
			XmlSerializer serializer = new XmlSerializer( o.GetType() );
			serializer.Serialize( writer, o );
			return writer;
		}
		public static XmlWriter Serialize( Stream stream, ArrayList array, Type type )
		{
			XmlTextWriter writer = new XmlTextWriter( stream, System.Text.Encoding.UTF8 );
			XmlSerializer serializer = new XmlSerializer( typeof(ArrayList), new Type[] { type } );
			serializer.Serialize( writer, array );
			return writer;
		}

		public static object Deserialize( Stream stream, Type t )
		{
			XmlTextReader reader = new XmlTextReader( stream );
			XmlSerializer serializer = new XmlSerializer( t );
			object o =  serializer.Deserialize( reader );
			return o;
		}

		public static ArrayList DeserializeArraylist( Stream stream, Type t )
		{
			XmlTextReader reader = new XmlTextReader( stream );
			XmlSerializer serializer = new XmlSerializer( typeof( ArrayList ), new Type [] { t } );
			ArrayList list = (ArrayList) serializer.Deserialize( reader );
			return list;
		}

		public static Stream GetStream( string name )
		{
			return GetResourceAssembly().GetManifestResourceStream(RESOURCE_ASSEMBLY_PREFIX + name);
		}

		public static System.Drawing.Icon GetIcon( string name )
		{
			using( Stream stream = GetStream( name ) )
			{
				return new System.Drawing.Icon( stream );
			}
		}

		public static Assembly GetResourceAssembly()
		{
			return Assembly.LoadFrom("RSSFeederResources.dll");
		}
		
		public static void WriteEmbeddedFile( string name, string fileName )
		{
			using( Stream stream = GetStream( name ) )
			{
				FileInfo file = new FileInfo( fileName );
				using( FileStream fileStream = file.Create() )
				{
					byte [] buf = new byte[ 1024 ];
					int size;
					while( (size = stream.Read( buf, 0, 1024 )) > 0 )
					{
						fileStream.Write( buf, 0, size );
					}
				}
			}
		}

		public static void CopyProperties( object source, object destination )
		{
			PropertyInfo [] properties = source.GetType().GetProperties();
			foreach( PropertyInfo prop in properties )
			{
				if( prop.CanWrite )
					prop.SetValue( destination, prop.GetValue( source, null ), null );
			}
		}
	}
}