74 lines
2.3 KiB
C#
74 lines
2.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using Umbraco.Core;
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using Umbraco.Core.Logging;
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using Umbraco.Core.Models;
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using umbraco;
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using umbraco.interfaces;
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namespace Umbraco.Web.Routing
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{
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/// <summary>
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/// Provides an implementation of <see cref="IContentFinder"/> that runs a legacy NotFoundHandler.
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/// </summary>
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/// <remarks>Provided for backward compatibility.</remarks>
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internal class ContentFinderByNotFoundHandler<Thandler> : IContentFinder
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{
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/// <summary>
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/// Tries to find and assign an Umbraco document to a <c>PublishedContentRequest</c>.
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/// </summary>
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/// <param name="pcr">The <c>PublishedContentRequest</c>.</param>
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/// <returns>A value indicating whether an Umbraco document was found and assigned.</returns>
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public bool TryFindDocument(PublishedContentRequest pcr)
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{
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var type = typeof(Thandler);
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var handler = GetHandler(type);
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if (handler == null)
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return false;
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var url = NotFoundHandlerHelper.GetLegacyUrlForNotFoundHandlers();
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LogHelper.Debug<ContentFinderByNotFoundHandler<Thandler>>("Running for legacy url='{0}'.", () => url);
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if (handler.Execute(url) && handler.redirectID > 0)
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{
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LogHelper.Debug<ContentFinderByNotFoundHandler<Thandler>>("Handler '{0}' returned id={1}.", () => type.FullName, () => handler.redirectID);
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var content = pcr.RoutingContext.PublishedContentStore.GetDocumentById(
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pcr.RoutingContext.UmbracoContext,
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handler.redirectID);
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if (content == null)
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LogHelper.Debug<ContentFinderByNotFoundHandler<Thandler>>("Could not find content with that id.");
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else
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LogHelper.Debug<ContentFinderByNotFoundHandler<Thandler>>("Found corresponding content.");
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pcr.PublishedContent = content;
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return content != null;
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}
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else
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{
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LogHelper.Debug<ContentFinderByNotFoundHandler<Thandler>>("Handler '{0}' returned nothing.", () => type.FullName);
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return false;
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}
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}
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INotFoundHandler GetHandler(Type type)
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{
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try
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{
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return Activator.CreateInstance(type) as INotFoundHandler;
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}
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catch (Exception e)
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{
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LogHelper.Error<ContentFinderByNotFoundHandler<Thandler>>(string.Format("Error instanciating handler {0}, ignoring.", type.FullName), e);
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return null;
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}
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}
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}
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}
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