internal void WriteNavigationLink(EntityDescriptor entityDescriptor, IEnumerable<LinkDescriptor> relatedLinks, ODataWriter odataWriter)
{
ClientTypeAnnotation clientTypeAnnotation = null;
foreach (LinkDescriptor descriptor in relatedLinks)
{
descriptor.ContentGeneratedForSave = true;
if (clientTypeAnnotation == null)
{
ClientEdmModel model = ClientEdmModel.GetModel(this.requestInfo.MaxProtocolVersion);
clientTypeAnnotation = model.GetClientTypeAnnotation(model.GetOrCreateEdmType(entityDescriptor.Entity.GetType()));
}
ODataNavigationLink navigationLink = new ODataNavigationLink {
Url = this.requestInfo.EntityTracker.GetEntityDescriptor(descriptor.Target).GetLatestEditLink(),
IsCollection = new bool?(clientTypeAnnotation.GetProperty(descriptor.SourceProperty, false).IsEntityCollection),
Name = descriptor.SourceProperty
};
odataWriter.WriteStart(navigationLink);
ODataEntityReferenceLink entityReferenceLink = new ODataEntityReferenceLink {
Url = navigationLink.Url
};
odataWriter.WriteEntityReferenceLink(entityReferenceLink);
odataWriter.WriteEnd();
}
}
private void WriteLink(ODataWriter entryWriter, Microsoft.Data.OData.ODataEntry entry, string linkName, IEnumerable<ReferenceLink> links)
{
var navigationProperty = (_model.FindDeclaredType(entry.TypeName) as IEdmEntityType).NavigationProperties()
.BestMatch(x => x.Name, linkName, _session.Pluralizer);
bool isCollection = navigationProperty.Type.Definition.TypeKind == EdmTypeKind.Collection;
var linkType = GetNavigationPropertyEntityType(navigationProperty);
var linkTypeWithKey = linkType;
while (linkTypeWithKey.DeclaredKey == null && linkTypeWithKey.BaseEntityType() != null)
{
linkTypeWithKey = linkTypeWithKey.BaseEntityType();
}
entryWriter.WriteStart(new ODataNavigationLink()
{
Name = linkName,
IsCollection = isCollection,
Url = new Uri("http://schemas.microsoft.com/ado/2007/08/dataservices/related/" + linkType, UriKind.Absolute),
});
foreach (var referenceLink in links)
{
var linkKey = linkTypeWithKey.DeclaredKey;
var linkEntry = referenceLink.LinkData.ToDictionary();
var contentId = GetContentId(referenceLink);
string linkUri;
if (contentId != null)
{
linkUri = "$" + contentId;
}
else
{
var linkSet = _model.EntityContainers()
.SelectMany(x => x.EntitySets())
.BestMatch(x => x.ElementType.Name, linkTypeWithKey.Name, _session.Pluralizer);
var formattedKey = _session.Adapter.GetCommandFormatter().ConvertKeyValuesToUriLiteral(
linkKey.ToDictionary(x => x.Name, x => linkEntry[x.Name]), true);
linkUri = linkSet.Name + formattedKey;
}
var link = new ODataEntityReferenceLink
{
Url = Utils.CreateAbsoluteUri(_session.Settings.BaseUri.AbsoluteUri, linkUri)
};
entryWriter.WriteEntityReferenceLink(link);
}
entryWriter.WriteEnd();
}
private void WriteLink(ODataWriter entryWriter, Microsoft.Data.OData.ODataEntry entry, string linkName, IEnumerable<ReferenceLink> links)
{
var navigationProperty = (_model.FindDeclaredType(entry.TypeName) as IEdmEntityType).NavigationProperties()
.BestMatch(x => x.Name, linkName, _session.Pluralizer);
bool isCollection = navigationProperty.Type.Definition.TypeKind == EdmTypeKind.Collection;
var linkType = GetNavigationPropertyEntityType(navigationProperty);
var linkTypeWithKey = linkType;
while (linkTypeWithKey.DeclaredKey == null && linkTypeWithKey.BaseEntityType() != null)
{
linkTypeWithKey = linkTypeWithKey.BaseEntityType();
}
entryWriter.WriteStart(new ODataNavigationLink()
{
Name = linkName,
IsCollection = isCollection,
Url = new Uri(ODataNamespace.Related + linkType, UriKind.Absolute),
});
foreach (var referenceLink in links)
{
var linkKey = linkTypeWithKey.DeclaredKey;
var linkEntry = referenceLink.LinkData.ToDictionary();
var contentId = GetContentId(referenceLink);
string linkUri;
if (contentId != null)
{
linkUri = "$" + contentId;
}
else
{
bool isSingleton;
var formattedKey = _session.Adapter.GetCommandFormatter().ConvertKeyValuesToUriLiteral(
linkKey.ToDictionary(x => x.Name, x => linkEntry[x.Name]), true);
var linkedCollectionName = _session.Metadata.GetLinkedCollectionName(
referenceLink.LinkData.GetType().Name, linkTypeWithKey.Name, out isSingleton);
linkUri = linkedCollectionName + (isSingleton ? string.Empty : formattedKey);
}
var link = new ODataEntityReferenceLink
{
Url = Utils.CreateAbsoluteUri(_session.Settings.BaseUri.AbsoluteUri, linkUri)
};
entryWriter.WriteEntityReferenceLink(link);
}
entryWriter.WriteEnd();
}