|
public ReadXml ( System reader, |
||
| reader | System | |
| payloadType | ||
| return | void | |
public void ReadXml(System.Xml.XmlReader reader, Type payloadType)
{
GuidConverter guidConverter = new GuidConverter();
if ((reader.NodeType == System.Xml.XmlNodeType.Element)
&& (reader.LocalName == "entry")
&& (reader.NamespaceURI == Namespaces.atomNamespace))
{
bool reading = true;
while (reading)
{
if (reader.NodeType == System.Xml.XmlNodeType.Element)
{
switch (reader.LocalName)
{
case "title":
reading = reader.Read();
if (reader.NodeType == System.Xml.XmlNodeType.Text)
this.Title = reader.Value;
break;
case "id":
reading = reader.Read();
if (reader.NodeType == System.Xml.XmlNodeType.Text)
this.Id = reader.Value;
break;
case "uuid":
reading = reader.Read();
if (reader.NodeType == System.Xml.XmlNodeType.Text)
{
string uuidString = reader.Value;
this.Uuid = (Guid)guidConverter.ConvertFromString(uuidString);
}
break;
case "httpStatus":
reading = reader.Read();
if (reader.NodeType == System.Xml.XmlNodeType.Text)
this.HttpStatusCode = (HttpStatusCode)Enum.Parse(typeof(HttpStatusCode), reader.Value);
break;
case "httpMessage":
reading = reader.Read();
if (reader.NodeType == System.Xml.XmlNodeType.Text)
this.HttpMessage = reader.Value;
break;
case "location":
reading = reader.Read();
if (reader.NodeType == System.Xml.XmlNodeType.Text)
this.HttpLocation = reader.Value;
break;
case "httpMethod":
reading = reader.Read();
if (reader.NodeType == System.Xml.XmlNodeType.Text)
this.HttpMethod = reader.Value;
break;
case "payload":
System.Xml.Serialization.XmlSerializer serializer = new System.Xml.Serialization.XmlSerializer(payloadType);
object obj = serializer.Deserialize(reader);
if (obj is PayloadBase)
this.Payload = obj as PayloadBase;
break;
case "syncState":
System.Xml.Serialization.XmlSerializer syncStateSerializer = new System.Xml.Serialization.XmlSerializer(typeof(SyncState));
object obj1 = syncStateSerializer.Deserialize(reader);
if (obj1 is SyncState)
this.SyncState = obj1 as SyncState;
break;
case "link":
if (reader.HasAttributes)
{
SyncFeedEntryLink link = new SyncFeedEntryLink();
while (reader.MoveToNextAttribute())
{
if (reader.LocalName.Equals("payloadpath", StringComparison.InvariantCultureIgnoreCase))
link.PayloadPath = reader.Value;
if (reader.LocalName.Equals("rel", StringComparison.InvariantCultureIgnoreCase))
link.LinkRel = reader.Value;
if (reader.LocalName.Equals("type", StringComparison.InvariantCultureIgnoreCase))
link.LinkType = reader.Value;
if (reader.LocalName.Equals("title", StringComparison.InvariantCultureIgnoreCase))
link.Title = reader.Value;
if (reader.LocalName.Equals("uuid", StringComparison.InvariantCultureIgnoreCase))
link.Uuid = reader.Value;
if (reader.LocalName.Equals("href", StringComparison.InvariantCultureIgnoreCase))
link.Href = reader.Value;
}
this.SyncLinks.Add(link);
}
break;
case "linked":
System.Xml.Serialization.XmlSerializer linkedSerializer = new System.Xml.Serialization.XmlSerializer(typeof(LinkedElement));
object linkedObj = linkedSerializer.Deserialize(reader);
if (linkedObj is LinkedElement)
this.Linked = linkedObj as LinkedElement;
break;
default:
reading = reader.Read();
break;
}
}
else
{
if ((reader.NodeType == System.Xml.XmlNodeType.EndElement)
&& (reader.LocalName == "entry"))
reading = false;
else
reading = reader.Read();
}
}
}
}
public void DoWork(IRequest request)
{
// only atom entry supported!!!
if (request.ContentType != Sage.Common.Syndication.MediaType.AtomEntry)
throw new RequestException("Atom entry content type expected");
// deserialize the request stream to a SyncFeedEntry
SyncFeedEntry entry = new SyncFeedEntry();
XmlReader reader = XmlReader.Create(request.Stream);
reader.MoveToContent();
entry.ReadXml(reader, typeof(SyncDigestPayload));
if (null == entry.Linked)
throw new RequestException("Invalid content: element 'linked' missing");
// Parse the resource url to get the local id.
// Additionally we check for equality of the urls of the request url and
// in the linked element up to the resourceKind.
string requestEndpointUrl = _requestContext.OriginEndPoint;
RequestContext entryResourceAsRequestContext = new RequestContext(new Sage.Common.Syndication.SDataUri(entry.Linked.Resource)); // TODO: not really nice here.
string linkedResourceUrl = entryResourceAsRequestContext.OriginEndPoint;
if (!string.Equals(requestEndpointUrl, linkedResourceUrl, StringComparison.InvariantCultureIgnoreCase))
throw new RequestException("Request url and linked entry resource not matching.");
string resourceKindName = _requestContext.ResourceKind.ToString();
string localId = entryResourceAsRequestContext.SdataUri.CollectionPredicate;
Guid uuid = entry.Linked.Uuid;
// store a new correlation entry to the sync store
ICorrelatedResSyncInfoStore correlatedResSyncInfoStore = RequestReceiver.NorthwindAdapter.StoreLocator.GetCorrelatedResSyncStore(_requestContext.SdataContext);
ResSyncInfo newResSyncInfo = new ResSyncInfo(uuid, requestEndpointUrl, 0, string.Empty, DateTime.Now);
CorrelatedResSyncInfo newInfo = new CorrelatedResSyncInfo(localId, newResSyncInfo);
correlatedResSyncInfoStore.Add(resourceKindName, newInfo);
// Set the response values
SyncFeed feed = new SyncFeed();
feed.FeedType = FeedType.LinkedSingle;
SyncFeedEntry feedEntry = new SyncFeedEntry();
feedEntry.Title = FeedMetadataHelpers.BuildLinkedEntryTitle(_requestContext, uuid);
feedEntry.Id = FeedMetadataHelpers.BuildLinkedEntryUrl(_requestContext, uuid);
feedEntry.Updated = newInfo.ResSyncInfo.ModifiedStamp;
feedEntry.Published = newInfo.ResSyncInfo.ModifiedStamp;
feedEntry.Linked = entry.Linked;
feed.Entries.Add(feedEntry);
request.Response.Serializer = new SyncFeedSerializer();
request.Response.Feed = (IFeed)feed;
request.Response.ContentType = MediaType.AtomEntry;
request.Response.StatusCode = System.Net.HttpStatusCode.Created;
request.Response.Protocol.SendUnknownResponseHeader("location", FeedMetadataHelpers.BuildLinkedEntryUrl(_requestContext, uuid));
}
