public override void OnUpload(string name, RavenJObject metadata, int pageId, int pagePositionInFile, int pageSize)
{
FileSystem.Storage.Batch(accessor =>
{
FileVersioningConfiguration versioningConfiguration;
if (actions.TryGetVersioningConfiguration(name, metadata, accessor, out versioningConfiguration) == false)
{
return;
}
object value;
metadata.__ExternalState.TryGetValue("Next-Revision", out value);
accessor.AssociatePage(name + "/revisions/" + value, pageId, pagePositionInFile, pageSize);
});
}
public override void AfterDelete(string name)
{
using (FileSystem.DisableAllTriggersForCurrentThread())
{
FileSystem.Storage.Batch(accessor =>
{
FileVersioningConfiguration versioningConfiguration;
if (actions.TryGetVersioningConfiguration(name, new RavenJObject(), accessor, out versioningConfiguration))
{
foreach (var file in accessor.GetFilesStartingWith(name + "/revisions/", 0, int.MaxValue).Where(file => file != null))
{
if (versioningConfiguration != null && versioningConfiguration.PurgeOnDelete)
{
FileSystem.Files.IndicateFileToDelete(file.FullPath, null);
}
else
{
file.Metadata.Remove(Constants.RavenReadOnly);
accessor.UpdateFileMetadata(file.FullPath, file.Metadata, null);
}
}
}
});
}
}
public override void BeforeSynchronization(string name, RavenJObject metadata, SynchronizationType type)
{
if (type != SynchronizationType.ContentUpdate)
{
return;
}
FileSystem.Storage.Batch(accessor =>
{
FileVersioningConfiguration versioningConfiguration;
if (actions.TryGetVersioningConfiguration(name, metadata, accessor, out versioningConfiguration) == false)
{
return;
}
var revision = actions.GetNextRevisionNumber(name, accessor);
metadata.__ExternalState["Synchronization-Next-Revision"] = revision;
});
}
public override void AfterRename(string name, string renamed, RavenJObject metadata)
{
using (FileSystem.DisableAllTriggersForCurrentThread())
{
FileSystem.Storage.Batch(accessor =>
{
FileVersioningConfiguration versioningConfiguration;
if (actions.TryGetVersioningConfiguration(name, new RavenJObject(), accessor, out versioningConfiguration) == false)
{
return;
}
var revisions = accessor.GetFilesStartingWith(name + "/revisions/", 0, int.MaxValue).Where(file => file != null).ToArray();
for (int i = 0; i < revisions.Length; i++)
{
var file = revisions[i];
if (versioningConfiguration.ResetOnRename)
{
if (i == (revisions.Length - 1))
{
// reset file revision
metadata[VersioningUtil.RavenFileRevision] = RavenJToken.FromObject(1);
metadata.Remove(VersioningUtil.RavenFileParentRevision);
accessor.UpdateFileMetadata(renamed, metadata, null);
// rename last existing revision to [renamed]/revisions/1
var revision = file.Name;
accessor.RenameFile(string.Format("{0}/revisions/{1}", name, revision), string.Format("{0}/revisions/{1}", renamed, 1), true);
}
else
{
FileSystem.Files.IndicateFileToDelete(file.FullPath, null);
}
}
else
{
var revision = file.Name;
accessor.RenameFile(string.Format("{0}/revisions/{1}", name, revision), string.Format("{0}/revisions/{1}", renamed, revision), true);
}
}
});
}
}