internal static CDA ToCDA(this DocumentReference documentReference)
{
var contentComponent = documentReference.GetFirstContentComponentWithData();
CDA cda = documentReference.ToThingBase <CDA>();
string xml = Encoding.UTF8.GetString(contentComponent.Attachment.Data);
XPathDocument xpDoc = ThingBaseToFhirDocumentReference.GetXPathNavigatorFromXml(xml);
cda.TypeSpecificData = xpDoc;
return(cda);
}
internal static Type DetectHealthVaultTypeFromDocumentReference(DocumentReference documentReference)
{
var contentComponent = documentReference.GetFirstContentComponentWithData();
if (contentComponent.Attachment.ContentType == "text/xml" ||
contentComponent.Attachment.ContentType == "application/xml")
{
string xml = Encoding.UTF8.GetString(contentComponent.Attachment.Data);
XPathDocument xpDoc;
try
{
using (System.IO.TextReader txtReader = new System.IO.StringReader(xml))
{
xpDoc = new XPathDocument(txtReader);
}
XPathNavigator xpNav = xpDoc.CreateNavigator();
xpNav.MoveToFirstChild();
do
{
if (xpNav.NodeType == XPathNodeType.Element)
{
switch (xpNav.Name)
{
case "ContinuityOfCareRecord":
return(typeof(CCR));
case "ClinicalDocument":
return(typeof(CDA));
}
}
} while (xpNav.MoveToNext());
}
catch (XmlException)
{
}
}
return(typeof(File));
}
internal static File ToFile(this DocumentReference documentReference)
{
var contentComponent = documentReference.GetFirstContentComponentWithData();
File file = documentReference.ToThingBase <File>();
MethodInfo getBlobStoreMethod = file.GetType().GetMethod("GetBlobStore", BindingFlags.NonPublic | BindingFlags.Instance);
Type healthRecordAccessorType = Type.GetType("Microsoft.HealthVault.Thing.HealthRecordAccessor, Microsoft.HealthVault");
var healthRecordAccessor = healthRecordAccessorType.GetConstructors(BindingFlags.NonPublic | BindingFlags.Instance).First(constructor => constructor.GetParameters().Length == 0).Invoke(null);
var blobStore = getBlobStoreMethod.Invoke(file, new object[] { healthRecordAccessor });
MethodInfo newBlob = blobStore.GetType().GetMethod("NewBlob", new Type[] { typeof(string), typeof(string) });
var attachment = contentComponent.Attachment;
Blob blob = (Blob)newBlob.Invoke(blobStore, new object[] { string.Empty, attachment.ContentType });
blob.WriteInline(attachment.Data);
file.ContentType = new CodableValue(attachment.ContentType);
return(file);
}
