Files
TimberWinR/TimberWinR/Codecs/Multiline.cs

91 lines
3.2 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using Newtonsoft.Json.Linq;
using TimberWinR.Inputs;
using TimberWinR.Parser;
namespace TimberWinR.Codecs
{
public class Multiline : ICodec
{
private CodecArguments _codecArguments;
private List<string> _multiline { get; set; }
// return true to cancel codec
public Multiline(CodecArguments args)
{
_codecArguments = args;
}
public void Apply(string msg, InputListener listener)
{
if (_codecArguments.Re == null)
_codecArguments.Re = new Regex(_codecArguments.Pattern);
Match match = _codecArguments.Re.Match(msg);
bool isMatch = (match.Success && !_codecArguments.Negate) || (!match.Success && _codecArguments.Negate);
switch (_codecArguments.What)
{
case CodecArguments.WhatType.previous:
if (isMatch)
{
if (_multiline == null)
_multiline = new List<string>();
_multiline.Add(msg);
}
else // No Match
{
if (_multiline != null)
{
string single = string.Join("\n", _multiline.ToArray());
_multiline = null;
JObject jo = new JObject();
jo["message"] = single;
jo.Add("tags", new JArray(_codecArguments.MultilineTag));
listener.AddDefaultFields(jo);
listener.ProcessJson(jo);
}
_multiline = new List<string>();
_multiline.Add(msg);
}
break;
case CodecArguments.WhatType.next:
if (isMatch)
{
if (_multiline == null)
_multiline = new List<string>();
_multiline.Add(msg);
}
else // No match
{
if (_multiline != null)
{
_multiline.Add(msg);
string single = string.Join("\n", _multiline.ToArray());
_multiline = null;
JObject jo = new JObject();
jo["message"] = single;
jo.Add("tags", new JArray(_codecArguments.MultilineTag));
listener.AddDefaultFields(jo);
listener.ProcessJson(jo);
}
else
{
JObject jo = new JObject();
jo["message"] = msg;
listener.AddDefaultFields(jo);
listener.ProcessJson(jo);
}
}
break;
}
}
}
}