Bloom.web.controllers.AddOrChangePageApi.GetPageTemplate C# (CSharp) Method

        private IPage GetPageTemplate(ApiRequest request)
        {
            var requestData = DynamicJson.Parse(request.RequiredPostJson());
            //var templateBookUrl = request.RequiredParam("templateBookUrl");
            var templateBookPath = HttpUtility.HtmlDecode(requestData.templateBookPath);
            var templateBook = _sourceCollectionsList.FindAndCreateTemplateBookByFullPath(templateBookPath);
            if(templateBook == null)
            {
                request.Failed("Could not find template book " + requestData.templateBookUrl);
                return null;
            }

            var pageDictionary = templateBook.GetTemplatePagesIdDictionary();
            IPage page = null;
            if(pageDictionary.TryGetValue(requestData.pageId, out page))
            {
                return page;
            }
            else
            {
                request.Failed("Could not find the page " + requestData.pageId + " in the template book " + requestData.templateBookUrl);
                return null;
            }
        }