/// <summary>
/// Creates string of tags related to resource
/// </summary>
/// <param name="metadata">the associated metadata</param>
/// <param name="resource"> core.resource </param>
private static void AddResourceTags(XElement metadata, ScholarlyWorks.ScholarlyWorkItem resource)
{
if (null == metadata || null == resource)
{
return;
}
resource.Tags.ToList().ForEach(delegate(ScholarlyWorks.Tag tag)
{
if (!String.IsNullOrEmpty(tag.Name))
{
metadata.Add(MetadataProviderHelper.GetElement(MetadataProviderHelper.Metadata_Subject, tag.Name));
}
});
}
/// <summary>
/// Creates metadata element
/// </summary>
/// <param name="resource"> resource object </param>
/// <returns> an instance of XElement </returns>
internal static XElement GetMetadataElement(Core.Resource resource)
{
XElement metadata = null;
metadata = new XElement(Metadata);
if (!String.IsNullOrEmpty(resource.Title))
{
metadata.Add(MetadataProviderHelper.GetElement(Metadata_Title, resource.Title));
}
ScholarlyWorks.ScholarlyWork scholarlyWorks = resource as ScholarlyWorks.ScholarlyWork;
if (null != scholarlyWorks)
{
if (scholarlyWorks.Authors != null)
{
MetadataProviderHelper.AddResourceAuthors(metadata, scholarlyWorks);
}
if (scholarlyWorks.Contributors != null)
{
MetadataProviderHelper.AddResourceContributors(metadata, scholarlyWorks);
}
}
// TODO : 2.Currently Tags for a given resource are retrieved without
// checking any relationships, but the implementation needs to be changed if required
ScholarlyWorks.ScholarlyWorkItem scholarlyWorkItem = resource as ScholarlyWorks.ScholarlyWorkItem;
if (scholarlyWorkItem != null && scholarlyWorkItem.Tags != null)
{
MetadataProviderHelper.AddResourceTags(metadata, scholarlyWorkItem);
}
metadata.Add(MetadataProviderHelper.GetElement(Metadata_Description, resource.Description));
if (!String.IsNullOrEmpty(resource.DateModified.Value.ToString()))
{
metadata.Add(MetadataProviderHelper.GetElement(Metadata_Date, resource.DateModified.Value.ToString(DateTimeGranularity, CultureInfo.InvariantCulture)));
}
return(metadata);
}