示例#1
0
        private decimal?GetParameterValue(string prefix, string postfix, string pageContent = null)
        {
            if (string.IsNullOrEmpty(pageContent))
            {
                pageContent = WebPageContent;
            }

            var checker    = new BasePriceChecker(prefix, postfix);
            var draftValue = checker.GetElementValue(pageContent);

            if (string.IsNullOrEmpty(draftValue))
            {
                return(null);
            }

            int    index       = draftValue.Length - 1;
            string stringValue = string.Empty;

            while (draftValue[index] != '>')
            {
                stringValue = draftValue[index--] + stringValue;
            }

            stringValue = stringValue.Replace("–", "-");
            stringValue = stringValue.Replace("�", "");

            if (stringValue == "-")
            {
                return(null);
            }

            return(Convert.ToDecimal(stringValue));
        }
示例#2
0
        private decimal?GetDohWeek()
        {
            string prefix = @"Доходность за период";

            prefix = prefix.Replace("'", "\"");

            //var postfix = "</td><td>";
            var postfix = "%</td></tr></tbody></table></div";

            postfix = postfix.Replace("'", "\"");

            var checker    = new BasePriceChecker(prefix, postfix);
            var draftValue = checker.GetElementValue(WebPageContent);

            if (string.IsNullOrEmpty(draftValue))
            {
                return(null);
            }

            int    index       = draftValue.Length - 1;
            string stringValue = string.Empty;
            char   currentSymbol;

            do
            {
                currentSymbol = draftValue[index];
                draftValue    = draftValue.Substring(0, draftValue.Length - 1);
                --index;
            }while (currentSymbol != '%');

            //prefix = draftValue.Substring(0, 1);
            //postfix = "%";

            index       = draftValue.Length - 1;
            stringValue = string.Empty;
            while (draftValue[index] != '>')
            {
                stringValue = draftValue[index--] + stringValue;
            }

            stringValue = stringValue.Replace("–", "-");

            if (stringValue == "-")
            {
                return(null);
            }

            return(Convert.ToDecimal(stringValue));
        }