static string DefaultLogDataItemFormatter(LogDataItem logItem)
{
return(String.Format("e2\ttime\t{0:s}\turl\t{1}\turlreferrer\t{2}\tuseragent\t{3}\tuserdomain\t{4}",
logItem.RequestedUtc,
logItem.UrlRequested,
logItem.UrlReferrer,
logItem.UserAgent,
logItem.UserDomain));
}
public bool IsRobot(LogDataItem logDataItem)
{
if (Domains.Contains(logDataItem.UserDomain.Trim()) ||
IsRobotUserAgent(logDataItem.UserAgent.Trim()))
{
return true;
}
return false;
}
void WriteLogDataItem(LogDataItem logItem, LogCategory category, ReaderWriterLock lockObject,
LogDataItemFormatter formatter)
{
if (logItem == null)
{
throw new ArgumentNullException("logItem");
}
if (lockObject == null)
{
throw new ArgumentNullException("lockObject");
}
if (formatter == null)
{
throw new ArgumentNullException("formatter");
}
try
{
//using (Impersonation.Impersonate())
{
lockObject.AcquireWriterLock(TimeSpan.FromMilliseconds(250));
using (StreamWriter writer = new StreamWriter(GetLogPath(logItem.RequestedUtc, category), true))
{
writer.WriteLine(formatter(logItem));
}
}
}
catch (Exception e)
{
ErrorTrace.Trace(TraceLevel.Error, e);
}
finally
{
if (lockObject.IsWriterLockHeld)
{
lockObject.ReleaseWriterLock();
}
}
}
static LogDataItemCollection ParseLogDataItems(string logText)
{
LogDataItemCollection result = new LogDataItemCollection();
MatchCollection matches = _logDataItemParser.Matches(logText);
if (matches != null)
{
foreach (Match match in matches)
{
LogDataItem item = new LogDataItem();
item.RequestedUtc = DateTime.Parse(match.Groups["time"].Value);
item.UrlRequested = match.Groups["url"].Value;
item.UrlReferrer = match.Groups["urlreferrer"].Value;
item.UserAgent = match.Groups["useragent"].Value;
item.UserDomain = match.Groups["userdomain"].Value;
result.Add(item);
}
}
return(result);
}
void ILoggingDataService.AddCrosspostReferrer(LogDataItem logItem)
{
ThreadPool.QueueUserWorkItem(new WaitCallback(AddLogDataItemWorker),
new WriterThreadParams <LogDataItem>(logItem, LogCategory.Crosspost,
_crosspostLock));
}
void ILoggingDataService.AddAggregatorBugHit(LogDataItem logItem)
{
ThreadPool.QueueUserWorkItem(new WaitCallback(AddLogDataItemWorker),
new WriterThreadParams <LogDataItem>(logItem, LogCategory.AggregatorBug,
_aggregatorBugLock));
}
void ILoggingDataService.AddClickThrough(LogDataItem logItem)
{
ThreadPool.QueueUserWorkItem(new WaitCallback(AddLogDataItemWorker),
new WriterThreadParams <LogDataItem>(logItem, LogCategory.ClickThrough,
_clickThroughLock));
}
void ILoggingDataService.AddReferral(LogDataItem logItem)
{
ThreadPool.QueueUserWorkItem(new WaitCallback(AddLogDataItemWorker),
new WriterThreadParams <LogDataItem>(logItem, LogCategory.Referrer, _referrerLock));
}
