public Task <LookupState> Visit(LookupState state)
{
if (state.Options.ParseWhoisResponse == false)
{
return(Task.FromResult(state));
}
try
{
if (matcher.TryMatch <ParsedWhoisResponse>(state.Response.Content, out var match))
{
Log.Debug("Parsed WHOIS data using pattern {0} - {1} replacement(s) made.", match.Template.Name, match.Matches);
state.Response.ParsedResponse = match.Result;
}
else
{
Log.Debug("Unable to parse WHOIS data.");
}
}
catch (Exception e)
{
Log.Error(e, "Error parsing WHOIS DATA for: {0}", state.Domain);
if (state.Options.ThrowOnParsingException)
{
throw;
}
}
return(Task.FromResult(state));
}
internal static ModuleStatementSyntax FromMatcher(TokenMatcher matcher)
{
List<SyntaxNodeOrToken> list;
list = matcher.TryMatch(SyntaxKind.ModuleKeyword, SyntaxKind.IdentifierToken);
//if (list != null)
//{
// return Syntax.ModuleStatement(null, null, list[0].AsToken(), list[1].AsToken());
//}
return null;
}
/// <summary>
/// Determines whether a WHOIS response is a redirect response to another WHOIS server.
/// </summary>
public bool IsARedirectRecord(WhoisResponse response, out WhoisRedirect redirect)
{
redirect = null;
var pattern = Embedded.Patterns.Redirects.VerisignGrs;
var tokenizer = new TokenMatcher();
tokenizer.AddPattern(pattern, "verisign-grs.com");
if (tokenizer.TryMatch <WhoisRedirect>(response.Content, out var match))
{
Log.Debug("Found redirect for {0} to {1}", response.Domain, match.Result.Url);
redirect = match.Result;
if (string.IsNullOrEmpty(redirect.Url) == false)
{
return(true);
}
}
return(false);
}
