publication-mapping-resolver

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Web;
using Tridion.ContentDelivery.DynamicContent;

namespace SDlWeb8.Examples
{

    public class PublicationMappingResolver 
    {
        private readonly DynamicMappingsRetriever _mappingsRetriever;

        public PublicationMappingResolver(ILogger logger)
        {
            _mappingsRetriever = new DynamicMappingsRetriever();
        }

        public IPublicationMapping Resolve(Uri uri)
        {
            var url = uri.GetLeftPart(UriPartial.Path);

            int espaceIndex = url.IndexOf("%");
            if (espaceIndex > 0)
            {
                url = url.Substring(0, espaceIndex);
            }

            try
            {
                var mapping = _mappingsRetriever.GetPublicationMapping(url);

                if (mapping == null || (!mapping.Port.IsNullOrEmpty() && mapping.Port != uri.Port.ToString()))
                {
                    throw new Exception(string.Format("Mapping not found for URL '{0}'", url));
                }
                return mapping;
            }
            catch (Exception ex)
            {
                throw new Exception(string.Format("Mapping not found for URL '{0}'", url));
            }
        }
    }
}