IW4M-Admin/Application/IO/GameLogReader.cs

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1.8 KiB
C#
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using SharedLibraryCore;
using SharedLibraryCore.Interfaces;
using System;
using System.Collections.Generic;
using System.IO;
using System.Text;
namespace IW4MAdmin.Application.IO
{
class GameLogReader
{
IEventParser Parser;
string LogFile;
public GameLogReader(string logFile, IEventParser parser)
{
LogFile = logFile;
Parser = parser;
}
public ICollection<GameEvent> EventsFromLog(Server server, long fileSizeDiff, long startPosition)
{
// allocate the bytes for the new log lines
List<string> logLines = new List<string>();
// open the file as a stream
using (var rd = new StreamReader(new FileStream(LogFile, FileMode.Open, FileAccess.Read, FileShare.ReadWrite), Utilities.EncodingType))
{
// take the old start position and go back the number of new characters
rd.BaseStream.Seek(-fileSizeDiff, SeekOrigin.End);
// the difference should be in the range of a int :P
string newLine;
while (!String.IsNullOrEmpty(newLine = rd.ReadLine()))
{
logLines.Add(newLine.Replace("\r\n", ""));
}
}
List<GameEvent> events = new List<GameEvent>();
// parse each line
foreach (string eventLine in logLines)
{
if (eventLine.Length > 0)
{
try
{
// todo: catch elsewhere
events.Add(Parser.GetEvent(server, eventLine));
}
catch (Exception e)
{
}
}
}
return events;
}
}
}