private async void PingTimerCallback(object state)
{
try
{
await SendMessage("Ping", CancellationToken.None).ConfigureAwait(false);
_lastPingTime = DateTime.UtcNow;
}
catch
{
var lastActivityDate = new[] { _lastPingTime, Session.LastActivityDate }
.Max();
var timeSinceLastPing = DateTime.UtcNow - lastActivityDate;
// We don't want to stop the session due to one single request failure
// At the same time, we don't want the timeout to be too long because it will
// be sitting in active sessions available for remote control, when it's not
if (timeSinceLastPing >= TimeSpan.FromMinutes(5))
{
ReportSessionEnded();
}
}
}
internal static string Escape(string text)
{
var array = new[]
{
'[',
'\\',
'^',
'$',
'.',
'|',
'?',
'*',
'+',
'(',
')'
};
var stringBuilder = new StringBuilder();
var i = 0;
var length = text.Length;
while (i < length)
{
var character = text[i];
if (Array.IndexOf(array, character) != -1)
{
stringBuilder.Append("\\" + character.ToString());
}
else
{
stringBuilder.Append(character);
}
i++;
}
return stringBuilder.ToString();
}
internal static string GetSearchTitle(string name)
{
var ignoreWords = new[] {
"The",
"A",
"An"
};
var num = ignoreWords.Length - 1;
for (var i = 0; i <= num; i++)
{
if (name.StartsWith(ignoreWords[i] + " ", StringComparison.OrdinalIgnoreCase))
{
return name.Remove(0, ignoreWords[i].Length + 1).Trim() + ", " + ignoreWords[i];
}
}
return name;
}
