private string ImportSingleItem(IEclUri eclUri)
{
string id = "tcm:0-0-0";
IContentLibraryMultimediaItem eclItem = (IContentLibraryMultimediaItem)_eclContentLibraryContext.GetItem(eclUri);
string extension = eclItem.Filename.Substring(eclItem.Filename.LastIndexOf('.') + 1);
MemoryStream ms = null;
string tempPath;
try
{
// create some template attributes
IList <ITemplateAttribute> attributes = CreateTemplateAttributes(eclItem);
// determine if item has content or is available online
string publishedPath = eclItem.GetDirectLinkToPublished(attributes);
if (string.IsNullOrEmpty(publishedPath))
{
// we can directly get the content
IContentResult content = eclItem.GetContent(attributes);
ms = new MemoryStream();
content.Stream.CopyTo(ms);
ms.Position = 0;
}
else
{
// read the content from the publish path
using (WebClient webClient = new WebClient())
{
byte[] thumbnailData = webClient.DownloadData(publishedPath);
ms = new MemoryStream(thumbnailData, false);
}
}
// upload binary (using netTcp binding as configured in SDL Tridion, because this Model extension is running inside the UI)
using (StreamUploadClient suClient = new StreamUploadClient("streamUpload_netTcp_2012"))
{
tempPath = suClient.UploadBinaryContent(eclItem.Filename, ms);
}
}
finally
{
if (ms != null)
{
ms.Dispose();
}
}
// create tcm item
var mmComponent = new ComponentData
{
Id = id,
Title = eclItem.Title,
Schema = new LinkToSchemaData {
IdRef = _schemaUri
},
LocationInfo = new LocationInfo {
OrganizationalItem = new LinkToOrganizationalItemData {
IdRef = _folderUri
}
}
};
// put binary data in tcm item (using netTcp binding as configured in SDL Tridion, because this Model extension is running inside the UI)
using (SessionAwareCoreServiceClient client = new SessionAwareCoreServiceClient("netTcp_2012"))
{
// impersonate with current user
client.Impersonate(_username);
// set metadata
var schemaFields = client.ReadSchemaFields(_schemaUri, true, new ReadOptions());
if (schemaFields.MetadataFields.Any())
{
var fields = Fields.ForMetadataOf(schemaFields, mmComponent);
if (!string.IsNullOrEmpty(eclItem.MetadataXml))
{
XNamespace ns = GetNamespace(eclItem.MetadataXml);
XDocument metadata = XDocument.Parse(eclItem.MetadataXml);
var children = metadata.Element(ns + "Metadata").Descendants();
for (int i = 0; i < children.Count(); i++)
{
fields.AddFieldElement(new ItemFieldDefinitionData {
Name = "data"
});
var embeddedFields = fields["data"].GetSubFields(i);
embeddedFields.AddFieldElement(new ItemFieldDefinitionData {
Name = "key"
});
embeddedFields.AddFieldElement(new ItemFieldDefinitionData {
Name = "value"
});
embeddedFields["key"].Value = children.ElementAt(i).Name.LocalName;
embeddedFields["value"].Value = children.ElementAt(i).Value;
}
}
mmComponent.Metadata = fields.ToString();
}
// find multimedia type
var list = client.GetSystemWideList(new MultimediaTypesFilterData());
var multimediaType = list.OfType <MultimediaTypeData>().Single(mt => mt.FileExtensions.Contains(extension));
// set BinaryContent of a component
mmComponent.BinaryContent = new BinaryContentData
{
UploadFromFile = tempPath,
Filename = eclItem.Filename,
MultimediaType = new LinkToMultimediaTypeData {
IdRef = multimediaType.Id
}
};
// create (and save) component
ComponentData data = (ComponentData)client.Create(mmComponent, new ReadOptions());
id = data.Id;
}
//string result = string.Format("created {0}, from {1}, in {2}, using {3}, for {4}", id, eclUri, _folderUri, _schemaUri, _username);
return(id);
}
private void SetOrUpdateMetadata(Component subject, EventArgs args, EventPhases phase)
{
// quick first test for ECL stub Component
if (!subject.Title.StartsWith("ecl:") || subject.ComponentType != ComponentType.Multimedia)
{
return;
}
using (IEclSession eclSession = SessionFactory.CreateEclSession(subject.Session))
{
// determine if subject is an ECL stub Component from the list of available mountpoints
IEclUri eclUri = eclSession.TryGetEclUriFromTcmUri(subject.Id);
if (eclUri != null && MountPointIds.Contains(eclUri.MountPointId))
{
// check if metadata field exists
ItemFields metadataFields = new ItemFields(subject.Metadata, subject.MetadataSchema);
if (metadataFields.Contains(_metadataXmlFieldName))
{
// only set value when update is true or metadata is not set
string metadata = ((SingleLineTextField)metadataFields[_metadataXmlFieldName]).Value;
if (_update || string.IsNullOrEmpty(metadata))
{
using (IContentLibraryContext context = eclSession.GetContentLibrary(eclUri))
{
// load actual ECL item so you can access its properties and metadata
IContentLibraryMultimediaItem eclItem = (IContentLibraryMultimediaItem)context.GetItem(eclUri);
try
{
// implement your custom code here to set the metadata value
// currently this reads the configured ECL metadata field and sets its value in the stub metadata
if (!string.IsNullOrEmpty(eclItem.MetadataXml))
{
XNamespace ns = GetNamespace(eclItem.MetadataXml);
XDocument eclMetadata = XDocument.Parse(eclItem.MetadataXml);
XElement field = (from xml in eclMetadata.Descendants(ns + _metadataXmlFieldName) select xml).FirstOrDefault();
if (field != null)
{
string value = field.Value;
// only save value when metadata is empty or update is true and value differs
if (string.IsNullOrEmpty(metadata) || (_update && !metadata.Equals(value)))
{
// update metadata
if (_asynchronous)
{
subject.CheckOut();
}
((SingleLineTextField)metadataFields[_metadataXmlFieldName]).Value = value;
subject.Metadata = metadataFields.ToXml();
subject.Save();
if (_asynchronous)
{
subject.CheckIn();
}
Logger.Write(string.Format("added {0} to metadata of {1}", value, eclUri), "EclStubComponentEventHandlerExtension", LoggingCategory.General, TraceEventType.Information);
}
}
}
}
catch (Exception e)
{
Logger.Write(e, "EclStubComponentEventHandlerExtension", LoggingCategory.General);
}
}
}
}
}
}
}
