fCraft.Chat.ReplaceEmoteKeywords C# (CSharp) Method

        public static string ReplaceEmoteKeywords( [NotNull] string message ) {
            if ( message == null )
                throw new ArgumentNullException( "message" );
            int startIndex = message.IndexOf( '{' );
            if ( startIndex == -1 ) {
                return message; // break out early if there are no opening braces
            }

            StringBuilder output = new StringBuilder( message.Length );
            int lastAppendedIndex = 0;
            while ( startIndex != -1 ) {
                int endIndex = message.IndexOf( '}', startIndex + 1 );
                if ( endIndex == -1 ) {
                    break; // abort if there are no more closing braces
                }

                // see if emote was escaped (if odd number of backslashes precede it)
                bool escaped = false;
                for ( int i = startIndex - 1; i >= 0 && message[i] == '\\'; i-- ) {
                    escaped = !escaped;
                }
                // extract the keyword
                string keyword = message.Substring( startIndex + 1, endIndex - startIndex - 1 );
                char substitute;
                if ( EmoteKeywords.TryGetValue( keyword.ToLowerInvariant(), out substitute ) ) {
                    if ( escaped ) {
                        // it was escaped; remove escaping character
                        startIndex++;
                        output.Append( message, lastAppendedIndex, startIndex - lastAppendedIndex - 2 );
                        lastAppendedIndex = startIndex - 1;
                    } else {
                        // it was not escaped; insert substitute character
                        output.Append( message, lastAppendedIndex, startIndex - lastAppendedIndex );
                        output.Append( substitute );
                        startIndex = endIndex + 1;
                        lastAppendedIndex = startIndex;
                    }
                } else {
                    startIndex++; // unrecognized macro, keep going
                }
                startIndex = message.IndexOf( '{', startIndex );
            }
            // append the leftovers
            output.Append( message, lastAppendedIndex, message.Length - lastAppendedIndex );
            return output.ToString();
        }

        public String GetMessage()
        {
            if (this.Message == null)
            {
                return("");
            }
            if (this.Message.Length < 1)
            {
                return("");
            }
            string SortedMessage = Color.ReplacePercentCodes(Message);

            SortedMessage = Chat.ReplaceEmoteKeywords(SortedMessage);
            return(String.Format("MessageBlock: {0}{1}", Color.Green, SortedMessage));
        }