private static void loadConfig(bool loadedPrev = false)
{
// If file/directory doesn't exist
if (!checkFiles())
{
// Stop loading configuration
return;
}
// If config has been loaded already
if (loadedPrev)
{
// Resetup the scoring manager to clear current configs,
// We need to clear current configs incase the newly loaded config file has had a section removed
// If this is the case, unless we clear current configs, the section that was removed will persist
// through the new loading
ScoringManager.Setup();
}
/* Open file with only read permissions.
* We don't need write permissions as we want
* as little file permission errors to occur
* as possible. We do not need write permissions
* until it is time to save */
using (ConfigFileStream = File.Open(CurrentConfigPath, FileMode.Open, FileAccess.Read))
{
LastUpdated = File.GetLastWriteTime(CurrentConfigPath);
try
{
// Create aes managed class for creating decryptor
AesManaged aesManaged = new AesManaged();
aesManaged.KeySize = 256;
aesManaged.Mode = CipherMode.CBC;
aesManaged.Padding = PaddingMode.PKCS7;
aesManaged.Key = Encoding.ASCII.GetBytes(Key);
aesManaged.IV = Encoding.ASCII.GetBytes(IV);
ICryptoTransform decryptor = aesManaged.CreateDecryptor();
// Crypto stream to decrypt config file
using (CryptoStream cryptoStream = new CryptoStream(ConfigFileStream, decryptor, CryptoStreamMode.Read))
// Binary reader for parsing of data
using (BinaryReader reader = new BinaryReader(cryptoStream))
{
loadOutputFiles(reader);
// Get number of sections
int count = reader.ReadInt32();
// For each config section, load it
for (int i = 0; i < count; i++)
{
// Get config section type
ESectionType type = (ESectionType)reader.ReadInt32();
// Get length of data for specific section
int bufferLength = reader.ReadInt32();
// Read buffer for section to isolate from others
byte[] buffer = reader.ReadBytes(bufferLength);
// Find section for loading
ISection config = ScoringManager.ScoringSections.FirstOrDefault(x => x.Type == type);
// Possibly removed section, skip it
if (config == null)
{
continue;
}
// Create isolated binary reader for section loading
using (MemoryStream bufferStream = new MemoryStream(buffer))
using (BinaryReader sectionReader = new BinaryReader(bufferStream))
{
try
{
// Load config
config.Load(sectionReader);
}
catch
{
// Issue with specific section, likely something was added to section
// But it's an outdated config file
}
}
}
}
}
catch
{
// Likely outdated configuration file with updated program. No action is likely needed.
// TODO, add version checking to allow outdated configuration files
}
LoadedConfigFromFile = true;
}
}