public override string GetExplanation(Mx tConcrete)
{
string domain = tConcrete.DomainSpec?.Domain ?? "this domain";
return(string.Format(SpfExplainerResource.MxExplanation, _qualifierExplainer.Explain(tConcrete.Qualifier), domain,
tConcrete.DualCidrBlock.Ip4CidrBlock.Value.ToString() ?? "invalid", tConcrete.DualCidrBlock.Ip6CidrBlock.Value.ToString() ?? "invalid"));
}
public override string GetExplanation(A tConcrete)
{
string domain = tConcrete.Domain ?? "this domain";
return(string.Format(SpfExplainerResource.AExplanation, _qualifierExplainer.Explain(tConcrete.Qualifier), domain,
tConcrete.Ip4Cidr?.ToString() ?? "invalid", tConcrete.Ip6Cidr?.ToString() ?? "invalid"));
}
public bool IsErrored(SpfRecord record, out Error error)
{
All all = record.Terms.OfType <All>().FirstOrDefault();
if (all == null || all.Qualifier == Qualifier.Fail || all.Qualifier == Qualifier.SoftFail)
{
error = null;
return(false);
}
string errorMessage = string.Format(SpfRulesResource.ShouldHaveHardFailAllEnabledErrorMessage,
_qualifierExplainer.Explain(Qualifier.Fail, true), _qualifierExplainer.Explain(Qualifier.SoftFail, true),
all.Value, _qualifierExplainer.Explain(all.Qualifier, true));
error = new Error(ErrorType.Warning, errorMessage);
return(true);
}
public Task <List <Message> > Evaluate(SpfRecord record)
{
All all = record.Terms.OfType <All>().FirstOrDefault();
List <Message> messages = new List <Message>();
if (record.IsRoot &&
all != null &&
(all.Qualifier == Qualifier.Pass ||
all.Qualifier == Qualifier.Neutral ||
all.Qualifier == Qualifier.Unknown))
{
string failExplanation = _qualifierExplainer.Explain(Qualifier.Fail, true);
string softFailExplanation = _qualifierExplainer.Explain(Qualifier.SoftFail, true);
string allExplanation = _qualifierExplainer.Explain(all.Qualifier, true);
string errorMessage = string.Format(SpfRulesResource.ShouldHaveHardFailAllEnabledErrorMessage, failExplanation, softFailExplanation, all.Value, allExplanation);
string markDown = string.Format(SpfRulesMarkDownResource.ShouldHaveHardFailAllEnabledErrorMessage, failExplanation, softFailExplanation, all.Value, allExplanation);
messages.Add(new Message(Id, MessageSources.SpfEvaluator, MessageType.warning, errorMessage, markDown));
}
return(Task.FromResult(messages));
}
public override string GetExplanation(All tConcrete)
{
return(string.Format(SpfExplainerResource.AllExplanation, _qualifierExplainer.Explain(tConcrete.Qualifier)));
}
public override string GetExplanation(Ip4 tConcrete)
{
return(string.Format(SpfExplainerResource.IpExplanation, _qualifierExplainer.Explain(tConcrete.Qualifier),
tConcrete.IpAddress, tConcrete.CidrBlock.Value.ToString() ?? "invalid"));
}
public override string GetExplanation(Exists tConcrete)
{
return(string.Format(SpfExplainerResource.ExistsExplanation, _qualifierExplainer.Explain(tConcrete.Qualifier), tConcrete.Domain));
}
public override string GetExplanation(Ptr tConcrete)
{
string domain = tConcrete.DomainSpec == null ? "this domain" : tConcrete.DomainSpec.Domain;
return($"{_qualifierExplainer.Explain(tConcrete.Qualifier)} ip addresses mentioned in PTR record for {domain}.");
}
public override string GetExplanation(Ip6 tConcrete)
{
return(string.Format(SpfExplainerResource.IpExplanation, _qualifierExplainer.Explain(tConcrete.Qualifier),
tConcrete.Ip, tConcrete.Ip6Cidr?.ToString() ?? "invalid"));
}
public override string GetExplanation(Include tConcrete)
{
return(string.Format(SpfExplainerResource.IncludeExplanation, _qualifierExplainer.Explain(tConcrete.Qualifier), tConcrete.DomainSpec.Domain));
}