using System;

using Composite.Data;
using Composite.Data.Types;
using Composite.Core.Logging;
using Composite.Core.WebClient.Renderings;
using Composite.Core.WebClient.Renderings.Plugins.RenderingResponseHandler;

using Microsoft.Practices.EnterpriseLibrary.Common.Configuration;


namespace RenderingResponseHandlerSample
{
    [ConfigurationElementType(typeof(NonConfigurableRenderingResponseHandler))]
    public class RenderingResponseHandlerPluginSample : IDataRenderingResponseHandler
    {
        // Have the TCP logger running to see the string being logged - see Composite.Tools.TcpCustomTraceListener
        // This sample will redirect requests for pages and media containing the word 'secret' in their title / path.
        public RenderingResponseHandlerResult GetDataResponseHandling(DataEntityToken requestedItemEntityToken)
        {
            IData requestedData = requestedItemEntityToken.Data;

            bool redirect = false;

            if (requestedData is IPage)
            {
                IPage requestedPage = (IPage)requestedData;
                LoggingService.LogVerbose("Sample", string.Format("Request for page '{0}'.", requestedPage.Title));

                if (requestedPage.Title.ToLower().Contains("secret"))
                {
                    redirect = true;
                }
            }
            else if (requestedData is IMediaFile)
            {
                IMediaFile requestedMediaFile = (IMediaFile)requestedData;
                LoggingService.LogVerbose("Sample", string.Format("Request for media file '{0}'.", requestedMediaFile.CompositePath));

                if (requestedMediaFile.CompositePath.ToLower().Contains("secret"))
                {
                    redirect = true;
                }
            }

            if (redirect)
            {
                return new RenderingResponseHandlerResult { 
                    PreventPublicCaching = true,
                    RedirectRequesterTo = new Uri("http://docs.composite.net/")
                };
            }
            else
            {
                return new RenderingResponseHandlerResult { 
                    PreventPublicCaching = false 
                };
            }
        }
    }
}