public void Init()
{
_storeFile = new FileInfo(_parameters.Keys.Contains("file") ? Convert.ToString(_parameters.GetValuesForKey("file").First()):DefaultFileName);
OpenConnection(_storeFile, out connection);
SetupDatabase();
select = connection.CreateCommand();
select.CommandText =
"SELECT data FROM store WHERE key = ? AND size = ? AND time = ?";
select.Parameters.Add(selectKey = select.CreateParameter());
selectKey.DbType = DbType.String;
select.Parameters.Add(selectSize = select.CreateParameter());
selectSize.DbType = DbType.Int64;
select.Parameters.Add(selectTime = select.CreateParameter());
selectTime.DbType = DbType.Int64;
selectCover = connection.CreateCommand();
selectCover.CommandText =
"SELECT cover FROM store WHERE key = ? AND size = ? AND time = ?";
selectCover.Parameters.Add(selectCoverKey = select.CreateParameter());
selectCoverKey.DbType = DbType.String;
selectCover.Parameters.Add(selectCoverSize = select.CreateParameter());
selectCoverSize.DbType = DbType.Int64;
selectCover.Parameters.Add(selectCoverTime = select.CreateParameter());
selectCoverTime.DbType = DbType.Int64;
insert = connection.CreateCommand();
insert.CommandText =
"INSERT OR REPLACE INTO store " +
"VALUES(@key, @size, @time, @data, COALESCE(@cover, (SELECT cover FROM store WHERE key = @key)))";
insert.Parameters.Add(insertKey = select.CreateParameter());
insertKey.DbType = DbType.String;
insertKey.ParameterName = "@key";
insert.Parameters.Add(insertSize = select.CreateParameter());
insertSize.DbType = DbType.Int64;
insertSize.ParameterName = "@size";
insert.Parameters.Add(insertTime = select.CreateParameter());
insertTime.DbType = DbType.Int64;
insertTime.ParameterName = "@time";
insert.Parameters.Add(insertData = select.CreateParameter());
insertData.DbType = DbType.Binary;
insertData.ParameterName = "@data";
insert.Parameters.Add(insertCover = select.CreateParameter());
insertCover.DbType = DbType.Binary;
insertCover.ParameterName = "@cover";
_logger.InfoFormat("FileStore at {0} is ready", StoreFile);
vacuumer.Add(connection);
}
private void SendSearchResponse(IPEndPoint endpoint, UpnpDevice dev)
{
var headers = new RawHeaders();
headers.Add("CACHE-CONTROL", "max-age = 600");
headers.Add("DATE", DateTime.Now.ToString("R"));
headers.Add("EXT", string.Empty);
headers.Add("LOCATION", dev.Descriptor.ToString());
headers.Add("SERVER", HttpServer.Signature);
headers.Add("ST", dev.Type);
headers.Add("USN", dev.USN);
SendDatagram(
endpoint,
dev.Address,
String.Format("HTTP/1.1 200 OK\r\n{0}\r\n", headers.HeaderBlock),
false
);
_logger.InfoFormat(
"{2}, {1} - Responded to a {0} request", dev.Type, endpoint,
dev.Address);
}
private void SendResponse()
{
var statusCode = response.Status;
var responseBody = ProcessRanges(response, ref statusCode);
var responseStream = new ConcatenatedStream();
try {
var headerBlock = new StringBuilder();
headerBlock.AppendFormat(
"HTTP/1.1 {0} {1}\r\n",
(uint)statusCode,
HttpPhrases.Phrases[statusCode]
);
headerBlock.Append(response.Headers.HeaderBlock);
headerBlock.Append(CRLF);
var headerStream = new MemoryStream(
Encoding.ASCII.GetBytes(headerBlock.ToString()));
responseStream.AddStream(headerStream);
if (method != "HEAD" && responseBody != null)
{
responseStream.AddStream(responseBody);
responseBody = null;
}
_logger.InfoFormat("{0} - {1} response for {2}", this, (uint)statusCode, path);
state = HttpStates.WRITING;
var sp = new StreamPump(responseStream, stream, BUFFER_SIZE);
sp.Pump((pump, result) =>
{
pump.Input.Close();
pump.Input.Dispose();
if (result == StreamPumpResult.Delivered)
{
_logger.DebugFormat("{0} - Done writing response", this);
string conn;
if (headers.TryGetValue("connection", out conn) &&
conn.ToUpperInvariant() == "KEEP-ALIVE")
{
ReadNext();
return;
}
}
else
{
_logger.DebugFormat("{0} - Client aborted connection", this);
}
Close();
});
}
catch (Exception) {
responseStream.Dispose();
throw;
}
finally {
if (responseBody != null)
{
responseBody.Dispose();
}
}
}
