AW.Webapi.Sample.Areas.HelpPage.HelpPageConfigurationExtensions.GetHelpPageApiModel C# (CSharp) Method

        public static HelpPageApiModel GetHelpPageApiModel(this HttpConfiguration config, string apiDescriptionId)
        {
            object model;
            string modelId = ApiModelPrefix + apiDescriptionId;
            if (!config.Properties.TryGetValue(modelId, out model))
            {
                Collection<ApiDescription> apiDescriptions = config.Services.GetApiExplorer().ApiDescriptions;
                ApiDescription apiDescription = apiDescriptions.FirstOrDefault(api => String.Equals(api.GetFriendlyId(), apiDescriptionId, StringComparison.OrdinalIgnoreCase));
                if (apiDescription != null)
                {
                    model = GenerateApiModel(apiDescription, config);
                    config.Properties.TryAdd(modelId, model);
                }
            }

            return (HelpPageApiModel)model;
        }