internal static DBStatus CreateStruct(string name, int fields)
{
DBFile table = new DBFile(name);
DBStatus status = new DBStatus();
status.Table = table;
table.CreateStruct(fields);
return(status);
}
public static bool Open()
{
if (Table == null)
{
if (DB.Exists(Name))
{
Table = DB.Open(Name);
return(Table != null);
}
Table = DB.CreateStruct(Name, 2);
Table.SetStructField(0, "id", DB.FieldTypeString, 20, 0);
Table.SetStructField(1, "name", DB.FieldTypeString, 50, 0);
return(Table.SaveStruct());
}
return(false);
}
internal static DBStatus Open(string name)
{
if (Tables.ContainsKey(name))
{
DBFile tab = Tables[name];
return(tab.Open());
}
if (!DBFile.Exists(name))
{
ServerLog.Register("No se pudo abrir la table \"" + name + "\", debido a que no existe.");
return(null);
}
DBFile table = new DBFile(name);
DBStatus status = table.Open();
Tables.Add(name, table);
return(status);
}
internal DBStatus Open()
{
if (OpenCount > 0)
{
OpenCount++;
DBStatus stat = new DBStatus();
stat.Values = new string[FieldCount];
stat.BlankRow();
return(stat);
}
try {
DBStream = new FileStream(DataFileName(Name + DBFEXENSION), FileMode.Open);
}catch (Exception e) {
LogError(e);
return(null);
}
Formatter = new BinaryFormatter();
Header = (DBHeader)Formatter.Deserialize(DBStream);
if (!Header.IsValid())
{
DBStream.Close();
ServerLog.Register("No se puedo abrir \"" + Name + "\" debido a que el encabezado es inválido.");
return(null);
}
FieldCount = Header.Fields;
Fields = new DBField[FieldCount];
for (int i = 0; i < FieldCount; i++)
{
DBField field = (DBField)Formatter.Deserialize(DBStream);
field.Name = Encoding.ASCII.GetString(field.BName).Trim();
Fields[i] = field;
}
DBStatus status = new DBStatus();
status.Table = this;
status.Values = new string[FieldCount];
status.BlankRow();
return(status);
}