private async Task <OnHttpRequestArguments> RunBeforeHttpRequestHandlers(string xml, string url, string action, Guid trackingId, object state, IEnumerable <ISoapHandler> orderedHandlers, CancellationToken ct)
{
var requestMessage = new HttpRequestMessage(HttpMethod.Post, url);
var beforeHttpRequestArguments = new OnHttpRequestArguments(requestMessage, url, action, trackingId)
{
State = state,
Request = { Content = new StringContent(xml, Encoding.UTF8) }
};
beforeHttpRequestArguments.Request.Content.Headers.Clear();
var contentTypeValue = $"application/soap+xml;charset=UTF-8;action=\"{action}\"";
if (!beforeHttpRequestArguments.Request.Content.Headers.TryAddWithoutValidation("Content-Type", contentTypeValue))
{
throw new SoapClientException($"Could not assign '{contentTypeValue}' as the 'Content-Type' header value");
}
foreach (var handler in orderedHandlers)
{
await handler.OnHttpRequestAsync(this, beforeHttpRequestArguments, ct);
handler.OnHttpRequest(this, beforeHttpRequestArguments);
}
return(beforeHttpRequestArguments);
}
private static async Task OnSoapEnvelopeRequest(
OnHttpRequestArguments arguments,
X509Certificate2 x509Certificate2)
{
var xmlString = await arguments.Request.Content.ReadAsStringAsync();
var document = new XmlDocument();
document.PreserveWhitespace = true;
document.LoadXml(xmlString);
const string soapNs = "http://schemas.xmlsoap.org/soap/envelope/";
var body = (XmlElement)document.DocumentElement.GetElementsByTagName("Body", soapNs).Item(0);
var bodyId = "id-" + Guid.NewGuid().ToString("N");
// Id have to be added twice because SignedXml cannot find element with wsu namespace
var wsuId = document.CreateAttribute("wsu", "Id", wsuNs);
wsuId.Value = bodyId;
body.Attributes.Append(wsuId);
var id = document.CreateAttribute("Id");
id.Value = bodyId;
body.Attributes.Append(id);
var header = (XmlElement)document.DocumentElement.GetElementsByTagName("Header", soapNs).Item(0);
Sign(document, bodyId, header, x509Certificate2);
var textWiter = new StringWriter();
using (var writer = new XmlTextWriter(textWiter))
{
document.WriteTo(writer);
writer.Flush();
xmlString = textWiter.ToString();
}
arguments.Request.Content = new StringContent(xmlString);
}
private async Task <OnHttpRequestArguments> RunBeforeHttpRequestHandlers(
string xml, string url, string action, Guid trackingId, object state, ISoapHandler[] orderedHandlers, Constant.SoapEnvelopeVersion version, CancellationToken ct)
{
var beforeHttpRequestArguments =
new OnHttpRequestArguments(new HttpRequestMessage(HttpMethod.Post, url), url, action, trackingId)
{
State = state
};
switch (version)
{
case Constant.SoapEnvelopeVersion.Undefined:
case Constant.SoapEnvelopeVersion.V1Dot1:
beforeHttpRequestArguments.Request.Content = new StringContent(xml, Encoding.UTF8, "text/xml");
beforeHttpRequestArguments.Request.Headers.Add("SOAPAction", action);
break;
case Constant.SoapEnvelopeVersion.V1Dot2:
beforeHttpRequestArguments.Request.Content = new StringContent(xml, Encoding.UTF8);
var contentTypeValue =
string.Concat("application/soap+xml;charset=UTF-8;action=\"", action, "\"");
if (!beforeHttpRequestArguments.Request.Content.Headers.TryAddWithoutValidation(
"Content-Type", contentTypeValue))
{
throw new SoapClientException(
$"Could not assign '{contentTypeValue}' as the 'Content-Type' header value");
}
break;
default:
throw new ArgumentOutOfRangeException(nameof(version), version, null);
}
foreach (var handler in orderedHandlers)
{
await handler.OnHttpRequestAsync(this, beforeHttpRequestArguments, ct);
handler.OnHttpRequest(this, beforeHttpRequestArguments);
}
return(beforeHttpRequestArguments);
}
