/// <summary>
/// Function that parses the SOAP headers from the response to the RST to Windows Live.
/// </summary>
/// <param name="rstResponse">The Windows Live response, positioned at the beginning of the SOAP headers.</param>
private void ReadWindowsLiveRSTResponseHeaders(EwsXmlReader rstResponse)
{
// Read the beginning of the SOAP header, then go looking for the Passport SOAP fault section...
rstResponse.ReadStartElement(
WindowsLiveSoapNamespacePrefix,
XmlElementNames.SOAPHeaderElementName);
// Attempt to read to the psf:pp element - if at the end of the ReadToDescendant call we're at the
// end element for the SOAP headers, we didn't find it.
rstResponse.ReadToDescendant(XmlNamespace.PassportSoapFault, PpElementName);
if (rstResponse.IsEndElement(WindowsLiveSoapNamespacePrefix, XmlElementNames.SOAPHeaderElementName))
{
// We didn't find the psf:pp element - without that, we don't know what happened -
// something went wrong. Trace and throw.
if (this.TraceEnabled)
{
this.traceListener.Trace(
"WindowsLiveResponse",
"Could not find Passport SOAP fault information in Windows Live response");
}
throw new ServiceRequestException(string.Format(Strings.ServiceRequestFailed, PpElementName));
}
// Now that we've found the psf:pp element, look for the 'reqstatus' element under it. If after
// the ReadToDescendant call we're at the end element for the psf:pp element, we didn't find it.
rstResponse.ReadToDescendant(XmlNamespace.PassportSoapFault, ReqstatusElementName);
if (rstResponse.IsEndElement(XmlNamespace.PassportSoapFault, PpElementName))
{
// We didn't find the "reqstatus" element - without that, we don't know what happened -
// something went wrong. Trace and throw.
if (this.TraceEnabled)
{
this.traceListener.Trace(
"WindowsLiveResponse",
"Could not find reqstatus element in Passport SOAP fault information in Windows Live response");
}
throw new ServiceRequestException(string.Format(Strings.ServiceRequestFailed, ReqstatusElementName));
}
// Now that we've found the reqstatus element, get its value.
string reqstatus = rstResponse.ReadElementValue();
// Read to body tag in both success and failure cases,
// since we need to trace the fault response in failure cases
while (!rstResponse.IsEndElement(WindowsLiveSoapNamespacePrefix, XmlElementNames.SOAPHeaderElementName))
{
rstResponse.Read();
}
if (!string.Equals(reqstatus, SuccessfulReqstatus))
{
// Our request status was non-zero - something went wrong. Trace and throw.
if (this.TraceEnabled)
{
string logMessage = string.Format(
"Received status {0} from Windows Live instead of {1}.",
reqstatus,
SuccessfulReqstatus);
this.traceListener.Trace("WindowsLiveResponse", logMessage);
rstResponse.ReadStartElement(
WindowsLiveSoapNamespacePrefix,
XmlElementNames.SOAPBodyElementName);
// Trace Fault Information
this.traceListener.Trace(
"WindowsLiveResponse",
string.Format(
"Windows Live reported Fault : {0}",
rstResponse.ReadInnerXml()));
}
throw new ServiceRequestException(string.Format(Strings.ServiceRequestFailed, ReqstatusElementName + ": " + reqstatus));
}
}
/// <summary>
/// Function that parses the RSTR from Windows Live and pulls out all the important pieces
/// of data from it.
/// </summary>
/// <param name="rstResponse">The RSTR, positioned at the beginning of the SOAP body.</param>
private void ParseWindowsLiveRSTResponseBody(EwsXmlReader rstResponse)
{
// Read the WS-Trust RequestSecurityTokenResponseCollection node.
rstResponse.ReadStartElement(
XmlNamespace.WSTrustFebruary2005,
RequestSecurityTokenResponseCollectionElementName);
// Skip the first token - our interest is in the second token (the service token).
rstResponse.SkipElement(
XmlNamespace.WSTrustFebruary2005,
RequestSecurityTokenResponseElementName);
// Now process the second token.
rstResponse.ReadStartElement(
XmlNamespace.WSTrustFebruary2005,
RequestSecurityTokenResponseElementName);
while (!rstResponse.IsEndElement(
XmlNamespace.WSTrustFebruary2005,
RequestSecurityTokenResponseElementName))
{
// Watch for the EncryptedData element - when we find it, parse out the appropriate bits of data.
//
// Also watch for the "pp" element in the Passport SOAP fault namespace, which indicates that
// something went wrong with the token request. If we find it, trace and throw accordingly.
if (rstResponse.IsStartElement() &&
(rstResponse.LocalName == EncryptedDataElementName) &&
(rstResponse.NamespaceUri == XmlEncNamespace))
{
this.SecurityToken = rstResponse.ReadOuterXml();
}
else if (rstResponse.IsStartElement(XmlNamespace.PassportSoapFault, PpElementName))
{
if (this.TraceEnabled)
{
string logMessage = string.Format(
"Windows Live reported an error retrieving the token - {0}",
rstResponse.ReadOuterXml());
this.traceListener.Trace("WindowsLiveResponse", logMessage);
}
throw new ServiceRequestException(string.Format(Strings.ServiceRequestFailed, EncryptedDataElementName));
}
// Move to the next bit of data...
rstResponse.Read();
}
// If we didn't find the token, throw.
if (this.SecurityToken == null)
{
if (this.TraceEnabled)
{
string logMessage = string.Format(
"Did not find all required parts of the Windows Live response - " +
"Security Token - {0}",
(this.SecurityToken == null) ? "NOT FOUND" : "found");
this.traceListener.Trace("WindowsLiveResponse", logMessage);
}
throw new ServiceRequestException(string.Format(Strings.ServiceRequestFailed, "No security token found."));
}
// Read past the RequestSecurityTokenResponseCollection end element.
rstResponse.Read();
}
/// <summary>
/// Parses the detail node.
/// </summary>
/// <param name="reader">The reader.</param>
private void ParseDetailNode(EwsXmlReader reader)
{
do
{
reader.Read();
if (reader.NodeType == XmlNodeType.Element)
{
switch (reader.LocalName)
{
case XmlElementNames.EwsResponseCodeElementName:
try
{
this.ResponseCode = reader.ReadElementValue <ServiceError>();
}
catch (ArgumentException)
{
// ServiceError couldn't be mapped to enum value, treat as an ISE
this.ResponseCode = ServiceError.ErrorInternalServerError;
}
break;
case XmlElementNames.EwsMessageElementName:
this.Message = reader.ReadElementValue();
break;
case XmlElementNames.EwsLineElementName:
this.LineNumber = reader.ReadElementValue <int>();
break;
case XmlElementNames.EwsPositionElementName:
this.PositionWithinLine = reader.ReadElementValue <int>();
break;
case XmlElementNames.EwsErrorCodeElementName:
try
{
this.ErrorCode = reader.ReadElementValue <ServiceError>();
}
catch (ArgumentException)
{
// ServiceError couldn't be mapped to enum value, treat as an ISE
this.ErrorCode = ServiceError.ErrorInternalServerError;
}
break;
case XmlElementNames.EwsExceptionTypeElementName:
this.ExceptionType = reader.ReadElementValue();
break;
case XmlElementNames.MessageXml:
this.ParseMessageXml(reader);
break;
default:
// Ignore any other details
break;
}
}
}while (!reader.IsEndElement(XmlNamespace.NotSpecified, XmlElementNames.SOAPDetailElementName));
}
