/// <summary>
/// Updates the metadata for the specified resource.
/// </summary>
/// <param name="collectionName">Name of the target collection.</param>
/// <param name="memberResourceId">The Id of the member resource.</param>
/// <param name="atomEntry">Describes the resource to be modified.</param>
/// <returns>A SyndicationItem that describes the updated resource.</returns>
/// <exception cref="ArgumentNullException">Throws exception if collectionName is null/empty
/// or atomEntry is null.</exception>
/// <exception cref="ArgumentException">Throws exception if requested memberResourceId is not a unique identifier.</exception>
SyndicationItem IAtomPubStoreWriter.UpdateMemberInfo(string collectionName, string memberResourceId, AtomEntryDocument atomEntry)
{
if (string.IsNullOrEmpty(collectionName))
{
throw new ArgumentNullException("collectionName");
}
if (string.IsNullOrEmpty(memberResourceId))
{
throw new ArgumentNullException("memberResourceId");
}
if (null == atomEntry)
{
throw new ArgumentNullException("atomEntry");
}
using (ZentityContext context = CoreHelper.CreateZentityContext())
{
ScholarlyWork resource = (ScholarlyWork)AtomPubHelper.GetMember(context, collectionName, memberResourceId, "Update");
resource.Files.Load();
// Bug Fix : 177689 - AtomPub (M2): Author node is appending after every PUT request instead of overwriting it.
resource.Authors.Load();
resource.Contributors.Load();
UpdateResourceProperty(context, resource, atomEntry);
context.SaveChanges();
return(ZentityAtomPubStoreReader.GenerateSyndicationItem(this.BaseUri, resource));
}
}
/// <summary>
/// Gets the specified resource.
/// </summary>
/// <param name="collectionName">The name of the resource type.</param>
/// <param name="memberResourceId">The Guid of the resource to return.</param>
/// <returns>A SyndicationItem for the specified resource.</returns>
/// <exception cref="ArgumentNullException">Throws exception if collectionName is null/empty.</exception>
SyndicationItem IAtomPubStoreReader.GetMember(string collectionName, string memberResourceId)
{
using (ZentityContext context = CoreHelper.CreateZentityContext())
{
ScholarlyWork resource = (ScholarlyWork)AtomPubHelper.GetMember(context, collectionName, memberResourceId, "Read");
return(ZentityAtomPubStoreReader.GenerateSyndicationItem(this.BaseUri, resource));
}
}
/// <summary>
/// Deletes the specified resource.
/// </summary>
/// <param name="collectionName">The type of the resource.</param>
/// <param name="memberResourceId">The Guid of the resource.</param>
/// <returns>True if the operation succeeds, False otherwise.</returns>
/// <exception cref="ArgumentNullException">Throws exception if collectionName is null/empty.</exception>
/// <exception cref="ArgumentException">Throws exception if requested memberResourceId is not a unique identifier.</exception>
bool IAtomPubStoreWriter.DeleteMember(string collectionName, string memberResourceId)
{
using (ZentityContext context = CoreHelper.CreateZentityContext())
{
ScholarlyWork resource = (ScholarlyWork)AtomPubHelper.GetMember(context, collectionName, memberResourceId, "Delete");
// Load to delete all Core.File resource associated to requested scholarlywork.
if (!resource.Files.IsLoaded)
{
resource.Files.Load();
}
Zentity.Core.File[] resourceFiles = resource.Files.ToArray();
for (int i = 0; i < resourceFiles.Length; i++)
{
DeleteRelationships(context, resourceFiles[i]);
context.DeleteObject(resourceFiles[i]);
}
DeleteRelationships(context, resource);
// Delete associated Resource propertes
resource.ResourceProperties.Load();
List <ResourceProperty> resProperties = resource.ResourceProperties.ToList();
foreach (ResourceProperty property in resProperties)
{
resource.ResourceProperties.Remove(property);
context.DeleteObject(property);
}
context.DeleteObject(resource);
context.SaveChanges();
return(true);
}
}
