EPiServerAwareKeyBuilder.cs

	class EPiServerAwareKeyBuilder : IKeyBuilder
	{
		private readonly IKeyBuilder _keyBuilder = new KeyBuilder();

		public string BuildKey(string controllerName)
		{
			return this._keyBuilder.BuildKey(controllerName);
		}

		public string BuildKey(string controllerName, string actionName)
		{
			return this._keyBuilder.BuildKey(controllerName, actionName);
		}

		public string BuildKey(string controllerName, string actionName, RouteValueDictionary routeValues)
		{
			return this._keyBuilder.BuildKey(controllerName, actionName, routeValues);
		}

		public string BuildKeyFragment(KeyValuePair<string, object> routeValue)
		{
			string cacheValue = "<null>"; 

			if (routeValue.Value != null)
			{
				//If its the currentContent value
				if (routeValue.Key.Equals("currentcontent"))
				{
					IContent content = routeValue.Value as IContent;

					if (content != null)
					{
						cacheValue = content.ContentLink.ID.ToString();
					}
				}
				else
				{
					//Just get string representation of any other value
					cacheValue = routeValue.Value.ToString().ToLowerInvariant();
				}

			}
			return string.Format("{0}={1}#", routeValue.Key.ToLowerInvariant(), cacheValue);
		}
	}