public PolicyEvaluated Deserialise(XElement policyEvaluated)
{
if (policyEvaluated.Name != "policy_evaluated")
{
throw new ArgumentException("Root element must be policy_evaluated");
}
var valid = new[] { "disposition", "dkim", "spf" };
var children = policyEvaluated.Elements().Select(_ => _.Name.ToString());
if (!children.Intersect(valid).Any())
{
throw new InvalidOperationException("policy_evaluated does not contain disposition dkim or spf");
}
// disposition, dkim and spf are nullable which deviates from spec
// but some providers send values that are not in enum from the spec
Disposition dispositionCandidate;
Disposition?disposition = Enum.TryParse(policyEvaluated.SingleOrDefault("disposition")?.Value, true, out dispositionCandidate) ? dispositionCandidate : (Disposition?)null;
DmarcResult dkimCandidate;
DmarcResult?dkim = Enum.TryParse(policyEvaluated.SingleOrDefault("dkim")?.Value, true, out dkimCandidate) ? dkimCandidate : (DmarcResult?)null;
DmarcResult spfCandidate;
DmarcResult?spf = Enum.TryParse(policyEvaluated.SingleOrDefault("spf")?.Value, true, out spfCandidate) ? spfCandidate : (DmarcResult?)null;
PolicyOverrideReason[] policyOverrideReasons = _policyOverrideReasonDeserialiser.Deserialise(policyEvaluated.Where("reason"));
return(new PolicyEvaluated(disposition, dkim, spf, policyOverrideReasons));
}
public PolicyEvaluated Deserialise(XElement policyEvaluated)
{
if (policyEvaluated.Name != "policy_evaluated")
{
throw new ArgumentException("Root element must be policy_evaluated");
}
//nullable this deviates from spec
//but some providers send values that are not in enum from the spec
Disposition dispositionCandidate;
Disposition?disposition = Enum.TryParse(policyEvaluated.SingleOrDefault("disposition")?.Value, true, out dispositionCandidate) ? dispositionCandidate : (Disposition?)null;
//nullable this deviates from spec
DmarcResult dkimCandidate;
DmarcResult?dkim = Enum.TryParse(policyEvaluated.SingleOrDefault("dkim")?.Value, true, out dkimCandidate) ? dkimCandidate : (DmarcResult?)null;
DmarcResult spf = (DmarcResult)Enum.Parse(typeof(DmarcResult), policyEvaluated.Single("spf")?.Value, true);
//PolicyOverrideReason[] policyOverrideReasons = DeserialisePolicyOverrideReasons(policyEvaluated);
PolicyOverrideReason[] policyOverrideReasons = _policyOverrideReasonDeserialiser.Deserialise(policyEvaluated.Where("reason"));
return(new PolicyEvaluated(disposition, dkim, spf, policyOverrideReasons));
}