public void MapContentTypeToContentPart(string contentType, string contentPart)
{
// Create content type if needed
var contentTypeRecord = GetContentTypeRecord(contentType);
if (contentTypeRecord == null) {
contentTypeRecord = new ContentTypeRecord { Name = contentType };
_contentTypeRepository.Create(contentTypeRecord);
}
// Create part name if needed
var contentTypePartNameRecord = GetContentPartNameRecord(contentPart);
if (contentTypePartNameRecord == null) {
contentTypePartNameRecord = new ContentTypePartNameRecord { PartName = contentPart };
_contentTypePartNameRepository.Create(contentTypePartNameRecord);
}
// Add part name to content type
var contentTypePartRecord = new ContentTypePartRecord { PartName = contentTypePartNameRecord };
contentTypeRecord.ContentParts.Add(contentTypePartRecord);
}
private ContentTypeRecord AcquireContentTypeRecord(string contentType)
{
var contentTypeRecord = _contentTypeRepository.Get(x => x.Name == contentType);
if (contentTypeRecord == null)
{
//TEMP: this is not safe... ContentItem types could be created concurrently?
contentTypeRecord = new ContentTypeRecord { Name = contentType };
_contentTypeRepository.Create(contentTypeRecord);
}
return contentTypeRecord;
}
private ContentTypeRecord AcquireContentTypeRecord(string contentType)
{
var contentTypeRecord = _contentStorageManager
.Query<ContentTypeRecord>(x => x.Name == contentType)
.SingleOrDefault();
if (contentTypeRecord == null) {
//TEMP: this is not safe... ContentItem types could be created concurrently?
contentTypeRecord = new ContentTypeRecord { Name = contentType };
_contentStorageManager.Store(contentTypeRecord);
}
var contentTypeId = contentTypeRecord.Id;
// There is a case when a content type record is created locally but the transaction is actually
// cancelled. In this case we are caching an Id which is none existent, or might represent another
// content type. Thus we need to ensure that the cache is valid, or invalidate it and retrieve it
// another time.
var result = _contentStorageManager
.Get<ContentTypeRecord>(contentTypeId);
if (result != null && result.Name.Equals(contentType, StringComparison.OrdinalIgnoreCase)) {
return result;
}
// invalidate the cache entry and load it again
return AcquireContentTypeRecord(contentType);
}
