private void AddAttachment(string fileName, string displayName, AttachmentProperties aprops)
{
File.SetCreationTime(fileName, aprops.CreationTime);
File.SetLastWriteTime(fileName, aprops.LastModifiedTime);
int position;
if ((int) aprops.Position != -1)
{
position = (int) aprops.Position + 1;
}
else
{
position = -1;
}
Attachment newAttachment = position == -1
? _mailItem.Attachments.Add(fileName, OlAttachmentType.olByValue, 1, displayName)
: _mailItem.Attachments.Add(fileName, OlAttachmentType.olByValue, position, displayName);
_mailItem.Save();
if (newAttachment != null)
{
List<string> properties = new List<string>();
List<object> values = new List<object>();
if (!String.IsNullOrEmpty(aprops.ContentId as string))
{
properties.Add(MAPIStringDefines.PR_ATTACH_CONTENT_ID);
values.Add(aprops.ContentId);
}
if (aprops.Hidden is bool)
{
properties.Add(MAPIStringDefines.PR_ATTACHMENT_HIDDEN);
values.Add(aprops.Hidden);
}
if ((aprops.Flags is int) && ((int) aprops.Flags >= 0))
{
properties.Add(MAPIStringDefines.PR_ATTACHMENT_FLAGS);
values.Add(aprops.Flags);
}
if (((int) aprops.Position >= -1))
{
properties.Add(MAPIStringDefines.PR_RENDERING_POSITION);
values.Add(aprops.Position);
}
if (aprops.ContactPhoto is bool)
{
properties.Add(MAPIStringDefines.PR_ATTACHMENT_CONTACTPHOTO);
values.Add(aprops.ContactPhoto);
}
newAttachment.PropertyAccessor.SetProperties(properties.ToArray(), values.ToArray());
}
}
private void GetAttachmentProperties()
{
if (_attachment.Type == OlAttachmentType.olOLE)
{
// OLE attachments are currently not processed like the rest
// (removed, processed, then added back to the mail item)
return;
}
string[] properties = {
MAPIStringDefines.PR_RECORD_KEY,
MAPIStringDefines.PR_ATTACH_CONTENT_ID,
MAPIStringDefines.PR_ATTACHMENT_HIDDEN,
MAPIStringDefines.PR_ATTACHMENT_FLAGS,
MAPIStringDefines.PR_RENDERING_POSITION,
MAPIStringDefines.PR_ATTACHMENT_CONTACTPHOTO,
MAPIStringDefines.PR_CREATION_TIME,
MAPIStringDefines.PR_LAST_MODIFICATION_TIME
};
object[] propertyValues = _attachment.PropertyAccessor.GetProperties(properties);
_attachProperties = new AttachmentProperties
{
RecordKey = Utilities.GetStringFromBytes(propertyValues[0] as byte[]),
ContentId = propertyValues[1],
Hidden = propertyValues[2],
Flags = propertyValues[3],
Position = propertyValues[4],
ContactPhoto = propertyValues[5]
};
if (propertyValues[6] is DateTime)
{
_attachProperties.CreationTime = (DateTime) propertyValues[6];
}
else
{
_attachProperties.CreationTime = DateTime.Now;
}
if (propertyValues[7] is DateTime)
{
_attachProperties.LastModifiedTime = (DateTime) propertyValues[7];
}
else
{
_attachProperties.LastModifiedTime = DateTime.Now;
}
}
