Bloom.Book.Page.GetCaptionOrPageNumber C# (CSharp) Method

        public string GetCaptionOrPageNumber(ref int pageNumber, out string captionI18nId)
        {
            string outerXml = _getDivNodeForThisPageMethod(this).OuterXml;

            //at the moment, I can't remember why this is even needed (it works fine without it), but we might as well honor it in code
            if (outerXml.Contains("bloom-startPageNumbering"))
            {
                pageNumber = 1;
            }
            if (outerXml.Contains("numberedPage") || outerXml.Contains("countPageButDoNotShowNumber"))
            {
                pageNumber++;
            }
            if(outerXml.Contains("numberedPage"))
            {
                captionI18nId = pageNumber.ToString();
                return pageNumber.ToString();
            }
            if (CaptionI18nId == null)
            {
                if (string.IsNullOrEmpty(Caption))
                    captionI18nId = null;
                else
                    captionI18nId = "TemplateBooks.PageLabel." + Caption;
            }
            else
                captionI18nId = CaptionI18nId;
            return Caption;
        }