public override IAttachment Read(string attachmentId)
{
IList <AttachmentId> attachmentIds = IdConverter.GetAttachmentIds(attachmentId);
IAttachment result;
using (IItem item = this.BindToParentItem())
{
using (DisposeGuard disposeGuard = default(DisposeGuard))
{
IItem item2 = item;
Attachment attachment = null;
for (int i = 0; i < attachmentIds.Count; i++)
{
attachment = IrmUtils.GetAttachmentCollection(item2).Open(attachmentIds[i]);
disposeGuard.Add <Attachment>(attachment);
if (i < attachmentIds.Count - 1)
{
if (!(attachment is ItemAttachment))
{
throw new CorruptDataException(Strings.ErrorAllButLastNestedAttachmentMustBeItemAttachment);
}
ItemAttachment itemAttachment = attachment as ItemAttachment;
item2 = itemAttachment.GetItem();
disposeGuard.Add <IItem>(item2);
}
}
StorageTranslator <IAttachment, IAttachment> attachmentTranslator = this.GetAttachmentTranslator(attachment.AttachmentType, false);
IAttachment attachment2 = attachmentTranslator.ConvertToEntity(attachment);
attachment2.Id = attachmentId;
result = attachment2;
}
}
return(result);
}
public IAttachment Create(IAttachment entity, CommandContext commandContext)
{
IAttachment result;
using (IItem item = this.BindToParentItem())
{
item.OpenAsReadWrite();
AttachmentType attachmentType;
if (entity is ItemIdAttachment)
{
attachmentType = AttachmentType.EmbeddedMessage;
}
else if (entity is ReferenceAttachment)
{
attachmentType = AttachmentType.Reference;
}
else
{
attachmentType = AttachmentType.Stream;
}
using (IAttachment attachment = this.CreateAttachment(item, entity, attachmentType))
{
attachment.Save();
attachment.Load();
this.SaveParentItem(item, commandContext);
item.Load();
StorageTranslator <IAttachment, IAttachment> attachmentTranslator = this.GetAttachmentTranslator(attachment.AttachmentType, true);
IAttachment attachment2 = attachmentTranslator.ConvertToEntity(attachment);
result = attachment2;
}
}
return(result);
}
public IEnumerable <IAttachment> GetAllAttachments()
{
using (IItem parentItem = this.BindToParentItem())
{
AttachmentCollection attachmentCollection = IrmUtils.GetAttachmentCollection(parentItem);
foreach (AttachmentHandle attachmentHandle in attachmentCollection.GetHandles())
{
using (Attachment attachment = attachmentCollection.Open(attachmentHandle))
{
StorageTranslator <IAttachment, IAttachment> translator = this.GetAttachmentTranslator(attachment.AttachmentType, false);
IAttachment resultAttachment = translator.ConvertToEntity(attachment);
yield return(resultAttachment);
}
}
}
yield break;
}
