public void UpdateFileMetadata(string filename, NameValueCollection metadata)
{
Api.JetSetCurrentIndex(session, Files, "by_name");
Api.MakeKey(session, Files, filename, Encoding.Unicode, MakeKeyGrbit.NewKey);
if (Api.TrySeek(session, Files, SeekGrbit.SeekEQ) == false)
throw new FileNotFoundException(filename);
using (var update = new Update(session, Files, JET_prep.Replace))
{
if (!metadata.AllKeys.Contains("ETag"))
{
throw new InvalidOperationException("Metadata of file {0} does not contain 'ETag' key " + filename);
}
var innerEsentMetadata = new NameValueCollection(metadata);
var etag = innerEsentMetadata.Value<Guid>("ETag");
innerEsentMetadata.Remove("ETag");
var existingMetadata = RetrieveMetadata();
if (existingMetadata.AllKeys.Contains("Content-MD5"))
{
innerEsentMetadata["Content-MD5"] = existingMetadata["Content-MD5"];
}
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["etag"], etag.TransformToValueForEsentSorting());
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["metadata"], ToQueryString(innerEsentMetadata),
Encoding.Unicode);
update.Save();
}
}
public void UpdateFileMetadata(string filename, NameValueCollection metadata)
{
var key = CreateKey(filename);
ushort version;
var file = LoadJson(storage.Files, key, writeBatch.Value, out version);
if (file == null)
throw new FileNotFoundException(filename);
if (!metadata.AllKeys.Contains("ETag"))
throw new InvalidOperationException(string.Format("Metadata of file {0} does not contain 'ETag' key", filename));
var innerMetadata = new NameValueCollection(metadata);
var etag = innerMetadata.Value<Guid>("ETag");
innerMetadata.Remove("ETag");
var existingMetadata = RetrieveMetadata(file);
if (existingMetadata.AllKeys.Contains("Content-MD5"))
innerMetadata["Content-MD5"] = existingMetadata["Content-MD5"];
var oldEtag = file.Value<string>("etag");
file["etag"] = etag.ToString();
file["metadata"] = ToQueryString(innerMetadata);
storage.Files.Add(writeBatch.Value, key, file, version);
var filesByEtag = storage.Files.GetIndex(Tables.Files.Indices.ByEtag);
filesByEtag.Delete(writeBatch.Value, CreateKey(oldEtag));
filesByEtag.Add(writeBatch.Value, CreateKey(etag), key);
}
public void PutFile(string filename, long? totalSize, NameValueCollection metadata, bool tombstone = false)
{
using (var update = new Update(session, Files, JET_prep.Insert))
{
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["name"], filename, Encoding.Unicode);
if (totalSize != null)
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["total_size"], BitConverter.GetBytes(totalSize.Value));
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["uploaded_size"], BitConverter.GetBytes(0));
if (!metadata.AllKeys.Contains("ETag"))
throw new InvalidOperationException(string.Format("Metadata of file {0} does not contain 'ETag' key", filename));
var innerEsentMetadata = new NameValueCollection(metadata);
var etag = innerEsentMetadata.Value<Guid>("ETag");
innerEsentMetadata.Remove("ETag");
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["etag"], etag.TransformToValueForEsentSorting());
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["metadata"], ToQueryString(innerEsentMetadata),
Encoding.Unicode);
update.Save();
}
if (!tombstone)
{
if (Api.TryMoveFirst(session, Details) == false)
throw new InvalidOperationException("Could not find system metadata row");
Api.EscrowUpdate(session, Details, tableColumnsCache.DetailsColumns["file_count"], 1);
}
}
public void PutFile(string filename, long? totalSize, NameValueCollection metadata, bool tombstone = false)
{
var filesByEtag = storage.Files.GetIndex(Tables.Files.Indices.ByEtag);
var key = CreateKey(filename);
if (!metadata.AllKeys.Contains("ETag"))
throw new InvalidOperationException(string.Format("Metadata of file {0} does not contain 'ETag' key", filename));
ushort version;
var existingFile = LoadJson(storage.Files, key, writeBatch.Value, out version);
var innerMetadata = new NameValueCollection(metadata);
var etag = innerMetadata.Value<Guid>("ETag");
innerMetadata.Remove("ETag");
var file = new RavenJObject
{
{ "name", filename },
{ "total_size", totalSize },
{ "uploaded_size", 0 },
{ "etag", etag.ToString() },
{ "metadata", ToQueryString(innerMetadata) }
};
storage.Files.Add(writeBatch.Value, key, file, version);
if (existingFile != null)
{
filesByEtag.Delete(writeBatch.Value, CreateKey(existingFile.Value<string>("etag")));
}
filesByEtag.Add(writeBatch.Value, CreateKey(etag), key);
if (tombstone)
return;
var fileCount = storage.Files.GetIndex(Tables.Files.Indices.Count);
fileCount.Add(writeBatch.Value, key, key);
}