private void CleanupMessage(SqlConnection connection, SystemMessageBaseWrapper systemMessage)
{
try
{
var deleteCommand = new SqlCommand(_deleteSql, connection);
deleteCommand.Parameters.Add("id", SqlDbType.UniqueIdentifier);
deleteCommand.Parameters["id"].Value = systemMessage.Id;
deleteCommand.ExecuteNonQuery();
}
catch (Exception e)
{
Console.WriteLine("Bad exception: " + e.ToString());
}
}
public void HandleSystemMessages()
{
string myself = Environment.MachineName;
string connectionString = Config.Get <DataConfig>().ConnectionStrings.ContainsKey("Sitefinity") ? Config.Get <DataConfig>().ConnectionStrings["Sitefinity"].ConnectionString : null;
using (var connection = new SqlConnection(connectionString))
{
var command = new SqlCommand(_selectSql, connection);
command.Parameters.Add("target", SqlDbType.VarChar);
command.Parameters["target"].Value = myself;
connection.Open();
try
{
using (SqlDataReader reader = command.ExecuteReader())
{
if (reader.HasRows)
{
while (reader.Read())
{
var result = (IDataRecord)reader;
var dataBytes = (byte[])reader["data"];
Guid id = reader.GetGuid(reader.GetOrdinal("id"));
SystemMessageBaseWrapper systemMessageBase = DeserializeSystemMessage(dataBytes, id);
_messages.Add(systemMessageBase);
}
}
}
}
catch (Exception exception)
{
Console.WriteLine(exception.ToString());
}
foreach (SystemMessageBaseWrapper systemMessage in _messages)
{
try
{
SystemMessageDispatcher.HandleSystemMessage(systemMessage.SystemMessage);
CleanupMessage(connection, systemMessage);
}
catch (Exception exception)
{
Console.WriteLine(exception.ToString());
}
}
}
}
private SystemMessageBaseWrapper DeserializeSystemMessage(byte[] dataBytes, Guid id)
{
using (var ms = new MemoryStream(dataBytes))
{
ms.Position = 0;
var contractJsonSerializer = new DataContractSerializer(new SystemMessageBase().GetType(), new Type[1]
{
new SystemMessageBase().GetType()
});
try
{
var message = (SystemMessageBase)contractJsonSerializer.ReadObject(ms);
var systemMessageBaseWrapper = new SystemMessageBaseWrapper(id, message);
return(systemMessageBaseWrapper);
}
catch (SerializationException e)
{
Console.WriteLine("Failed to serialize: " + e.Message);
throw;
}
}
}