Beispiel #1
0
        public static ConfTopicMsgRangeDTO GetTopicMsgRange(this Data.EF.Conference conf, string topicMsgRange, bool required = false)
        {
            // Regex: ^(.+?)(\.(\d+)(\-(\d+))?)?$
            // Groups: 1 (topic), 3 (lo), 5 (hi)
            var regex = new Regex(@"^(.+?)(\.(\d+)\-?(\-(\d+))?)?$");
            var match = regex.Match(topicMsgRange);

            if (!match.Success)
            {
                return(null);
            }
            var result = new ConfTopicMsgRangeDTO();

            if (match.Groups.Count >= 1)
            {
                result.topic = conf.GetTopicFromStr(match.Groups[1].Value, required);
            }
            if (match.Groups.Count >= 3 && int.TryParse(match.Groups[3].Value, out int i))
            {
                result.msgLow = i;
            }
            if (match.Groups.Count >= 5 && int.TryParse(match.Groups[5].Value, out i))
            {
                result.msgHigh = i;
            }

            if (!topicMsgRange.EndsWith("-") && result.msgHigh == 0)
            {
                result.msgHigh = result.msgLow;
            }

            return(result);
        }