public ContentItem Get(int id, VersionOptions options)
{
var record = _contentStorageManager
.Query <ContentItemVersionRecord>(x => _query(x, id, options))
.OrderBy(x => x.Number)
.LastOrDefault();
return(new ContentItem {
VersionRecord = record
});
}
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));
}
public void DeleteTypeDefinition(string name)
{
var record = _contentStorageManager
.Query <ContentTypeDefinitionRecord>(x => x.Name == name)
.SingleOrDefault();
// deletes the content type record associated
if (record != null)
{
_contentStorageManager.Remove <ContentTypeDefinitionRecord>(record.Id);
}
}
public IEnumerable <string> GetFeaturesThatNeedUpdate()
{
var currentVersions = _contentStorageManager
.Query <DataMigrationDocument>(x => x != null)
.SelectMany(x => x.DataMigrationRecords)
.ToDictionary(r => r.DataMigrationClass);
var outOfDateMigrations = _dataMigrations.Where(dataMigration => {
DataMigrationRecord record;
if (currentVersions.TryGetValue(dataMigration.GetType().FullName, out record))
{
return(CreateUpgradeLookupTable(dataMigration).ContainsKey(record.Version.Value));
}
return(GetCreateMethod(dataMigration) != null);
});
return(outOfDateMigrations.Select(m => m.Feature.Descriptor.Id).ToList());
}
private ShellDescriptorRecord GetDescriptorRecord()
{
return(_contentStorageManager.Query <ShellDescriptorRecord>(x => x != null).FirstOrDefault());
}