SimpleMapper.cs

//https://github.com/jakkaj/Xamling-Core/blob/918a7400583774106d5a9fba82a5f14656d52b06/XamlingCore/XamlingCore.Portable/Data/Mapper/SimpleMapper.cs
//From: http://stackoverflow.com/questions/930433/apply-properties-values-from-one-object-to-another-of-the-same-type-automaticall
//user: http://stackoverflow.com/users/428886/azerothian
//with Modifications for PCL by Jordan Knight. 

using System;
using System.Linq;
using System.Reflection;

namespace XamlingCore.Portable.Data.Mapper
{
    /// <summary>
    /// A static class for reflection type functions
    /// </summary>
    public static class SimpleMapper
    {
        /// <summary>
        /// Extension for 'Object' that copies the properties to a destination object.
        /// </summary>
        /// <param name="source">The source.</param>
        /// <param name="destination">The destination.</param>
        public static void CopyProperties(this object source, object destination)
        {
            // If any this null throw an exception
            if (source == null || destination == null)
                throw new Exception("Source or/and Destination Objects are null");
            // Getting the Types of the objects
            var typeDest = destination.GetType();
            var typeSrc = source.GetType();
            // Collect all the valid properties to map

            var results = from srcProp in typeSrc.GetRuntimeProperties()
                let targetProperty = typeDest.GetRuntimeProperty(srcProp.Name)
                where srcProp.CanRead
                      && targetProperty != null
                      && targetProperty.SetMethod != null
                      && targetProperty.CanWrite
                      && (targetProperty.SetMethod.Attributes & MethodAttributes.Static) == 0
                      && targetProperty.PropertyType.GetTypeInfo().IsAssignableFrom(srcProp.PropertyType.GetTypeInfo())
                select new { sourceProperty = srcProp, targetProperty = targetProperty };
            //map the properties
            foreach (var props in results)
            {
                props.targetProperty.SetValue(destination, props.sourceProperty.GetValue(source, null), null);
            }
        }
    }
}