public void AddRelsExtMetaData(RelationshipMetadata relsMetadata)
{
_contentFactory.AddMetadataDatastream("RELS-EXT", "RDF Statements about this object", relsMetadata, "application/rdf+xml");
}
protected void AddNonContentStreams(string label, string parentID, string mimeType, string objectPID, string documentAuthor)
{
//Get date
DateTime dt = DateTime.Now;
string timestamp = String.Format("{0:yy-MM-dd}", dt);
//Set Metadata datastream "DC" with some basic meta
_contentFactory.AddMetadataDatastream("DC", "Dublin Core Metadata", BuildSomeDC(label, "", "", "", documentAuthor, timestamp, "", mimeType, objectPID, "en", "", "", "", "", ""), "text/xml");
//Create the relationship metadata
RelationshipMetadata relsMetadata = new RelationshipMetadata(objectPID);
relsMetadata.AddRelationship(relsMetadata.HAS_MODEL_REL, "hydra-cModel:commonMetadata");
relsMetadata.AddRelationship(relsMetadata.HAS_MODEL_REL, "hydra-cModel:genericContent");
relsMetadata.IsCollection = false;
//Set parentID if its defined...
if (parentID != null)
{
relsMetadata.AddRelationship(relsMetadata.IS_MEMBER_REL, parentID);
}
//Add relationship metadata to the Object...
_contentFactory.AddMetadataDatastream("RELS-EXT", "RDF Statements about this object", relsMetadata, "application/rdf+xml");
//Set the content datastream with the content
//Creates some sample DC - ***Need a MODS editor - Object model for insertion into objects***
string descMetadata = BuildSomeDC(label, "", "", "", documentAuthor, timestamp, "", "text/xml", objectPID, "en", "", "", "", "", "").Xml.ToString();
//Creates a 'ManagedContentDatastream' for the descMetadata, using the sample DC created above
_contentFactory.AddManagedContentDatastream("descMetadata", "MODS metadata", "text/xml", 0, System.Text.Encoding.ASCII.GetBytes(descMetadata));
// Creates a contentMetadata datastream...
_contentFactory.AddManagedContentDatastream("contentMetadata", "Content metadata", "text/xml", 0, System.Text.Encoding.ASCII.GetBytes("<adminMetadata />"));
// Creates a rightsMetadata datastream...
_contentFactory.AddManagedContentDatastream("rightsMetadata", "Rights metadata", "text/xml", 0, System.Text.Encoding.ASCII.GetBytes("<rightsMetadata />"));
}
/// <summary>
/// Adds some very basic RDF parent child metadata
/// </summary>
/// <param name="parentID"></param>
public void AddRelsExtMetaData(string parentID)
{
//Create the relationship metadata
RelationshipMetadata relsMetadata = new RelationshipMetadata(_objectPID);
relsMetadata.AddRelationship(relsMetadata.HAS_MODEL_REL, "hydra-cModel:commonMetadata");
relsMetadata.AddRelationship(relsMetadata.HAS_MODEL_REL, "hydra-cModel:genericContent");
relsMetadata.IsCollection = false;
//Set parentID if its defined...
if (parentID != null)
{
relsMetadata.AddRelationship(relsMetadata.IS_MEMBER_REL, parentID);
}
//Add relationship metadata to the Object...
_contentFactory.AddMetadataDatastream("RELS-EXT", "RDF Statements about this object", relsMetadata, "application/rdf+xml");
}
/// <summary>
/// <para>This method will create an Hydra 'Implicit set object' with a fized (Singleton PID), and add three metadata datastreams:-
/// - descMetadata (for descriptive metadata) - Hydra suggests MODS XML
/// - contentMetadata (for content specific metadata)
/// - rightsMetadata (for rights specific metadata) - Loosely based on METS
/// </para>
/// <para>For content model info - See http://www.fedora-commons.org/confluence/display/hydra/Hydra+content+models+and+disseminators</para>
/// <para>This method needs to be expanded to allow the setting of the metadata datastreams</para>
/// </summary>
/// <param name="nameSpace">Object namespace</param>
/// <param name="label">Object label</param>
/// <param name="parentID">Object parent (if it's a sub-set)</param>
public string DepositSingletonSet(string nameSpace, string label, string parentID)
{
string objectPID = string.Empty;
//Create a fedoraManagement client
_fedoraManagement = new FedoraManagementSOAPImpl(_fedoraServer);
//--------------------------------------------------//
// Modified By Suresh Thampi on 04/01/2011
if (_objectPID == string.Empty)
{
//objectPID = nameSpace + ":1";
objectPID = GetNextPID(nameSpace);
}
else
{
objectPID = _objectPID;
}
//--------------------------------------------------//
//Use the content factory to create a new object
ContentFactory contentFactory = new ContentFactory(objectPID, label, "A", "fedoraAdmin");
DateTime dt = DateTime.Now;
string timestamp = String.Format("{0:yy-MM-dd}", dt);
//Create a basic DC Datastream
contentFactory.AddMetadataDatastream("DC", "Dublin Core Metadata", BuildSomeDC(label, "", "", "", "fedoraAdmin", timestamp, "", "text/xml", objectPID, "en", "", "", "", "", ""), "text/xml");
//Create the RELS-EXT XML, this contains the content model membership relationships etc...
RelationshipMetadata relsMetadata = new RelationshipMetadata(objectPID);
relsMetadata.AddRelationship(relsMetadata.HAS_MODEL_REL, "hydra-cModel:implicitSet");
relsMetadata.AddRelationship(relsMetadata.HAS_MODEL_REL, "hydra-cModel:commonMetadata");
relsMetadata.IsCollection = true;
//Set parentID if its defined...
if (parentID != null)
{
relsMetadata.AddRelationship(relsMetadata.IS_MEMBER_REL, parentID);
}
//Creates the metadata datastream with the RelationshipsMetadata object created above
contentFactory.AddMetadataDatastream("RELS-EXT", "RDF Statements about this object", relsMetadata, "application/rdf+xml");
//Creates some sample DC - ***Need a MODS editor - Object model for insertion into objects***
string descMetadata = BuildSomeDC(label, "", "", "", "fedoraAdmin", timestamp, "", "text/xml", objectPID, "en", "", "", "", "", "").Xml.ToString();
//Creates a 'ManagedContentDatastream' for the descMetadata, using the sample DC created above
contentFactory.AddManagedContentDatastream("descMetadata", "Descriptive metadata", "text/xml", 0, System.Text.Encoding.ASCII.GetBytes(descMetadata));
// Creates a contentMetadata datastream...
contentFactory.AddManagedContentDatastream("contentMetadata", "Content metadata", "text/xml", 0, System.Text.Encoding.ASCII.GetBytes("<adminMetadata />"));
// Creates a rightsMetadata datastream...
contentFactory.AddManagedContentDatastream("rightsMetadata", "Rights metadata", "text/xml", 0, System.Text.Encoding.ASCII.GetBytes("<rightsMetadata />"));
//Once we have added all the datastreams, we can use the contentFactory.getContentAsByteArray() to get Byte[] rep of the FOXML object
byte[] objectXML = contentFactory.GetContentAsByteArray();
using (OperationContextScope scope = new OperationContextScope(_fedoraManagement.FedoraManagementProxy.InnerChannel))
{
try
{
_fedoraManagement.ingest(objectXML, "info:fedora/fedora-system:FOXML-1.0", "Ingested by the .net hydra client", scope); //Ingests into Fedora instance
}
catch (Exception ex)
{
if (!ex.Message.Contains("ObjectExistsException"))
throw ex;
}
}
return objectPID;
}