public static bool Load()
{
XmlSerializer serializer = new XmlSerializer(typeof(PropertiesRecord));
serializer.UnknownNode += (obj, eventArgs) => Critterworld.Log(new LogEntry("Unknown node " + eventArgs.Name + " in " + propertiesFileName));
serializer.UnknownAttribute += (obj, eventArgs) => Critterworld.Log(new LogEntry("Unknown attribute " + eventArgs.Attr + " in " + propertiesFileName));
try
{
using (FileStream fs = new FileStream(propertiesFileName, FileMode.Open))
{
propertiesRecord = (PropertiesRecord)serializer.Deserialize(fs);
Critterworld.Log(new LogEntry("Properties file " + propertiesFileName + " loaded."));
return(true);
}
}
catch (Exception e)
{
if (e is FileNotFoundException)
{
Critterworld.Log(new LogEntry("Properties file " + propertiesFileName + " not found. Will be created."));
}
else
{
Critterworld.Log(new LogEntry("Exception opening " + propertiesFileName + ": " + e.ToString()));
}
propertiesRecord = new PropertiesRecord();
RestoreDefaults();
return(false);
}
}
public static void Save()
{
if (propertiesRecord == null)
{
propertiesRecord = new PropertiesRecord();
RestoreDefaults();
}
XmlSerializer serializer = new XmlSerializer(typeof(PropertiesRecord));
try
{
using (FileStream fs = new FileStream(propertiesFileName, FileMode.Create))
{
serializer.Serialize(fs, propertiesRecord);
Critterworld.Log(new LogEntry("Properties file " + propertiesFileName + " written."));
}
}
catch (Exception e)
{
Critterworld.Log(new LogEntry("Exception writing " + propertiesFileName + ": " + e.ToString()));
propertiesRecord = new PropertiesRecord();
RestoreDefaults();
}
}
// Send message to log unconditionally
private void Log(String message, Exception exception = null)
{
LogEntry newLogEntry = new LogEntry(Number, Name, Author, message, exception);
Critterworld.Log(newLogEntry);
}
// Get list of all dll files in specified folder. Iterate through them to find classes that implement ICritterControllerFactory.
public List <Critter> LoadCritters(bool isCompetition)
{
string executablePath = Path.GetDirectoryName(Application.ExecutablePath);
string propertiesCritterControllerFilesPath = PropertiesManager.Properties.CritterControllerDLLPath.Trim();
string propertiesPathForCritterFiles = PropertiesManager.Properties.CritterControllerFilesPath.Trim();
string dllPath;
if (propertiesCritterControllerFilesPath.Length == 0)
{
dllPath = executablePath + "/";
}
else
{
dllPath = propertiesCritterControllerFilesPath;
}
string pathForCritterFiles;
if (propertiesPathForCritterFiles.Length == 0)
{
pathForCritterFiles = executablePath + "/CritterFiles";
}
else
{
pathForCritterFiles = propertiesPathForCritterFiles;
}
List <Critter> critters = new List <Critter>();
if (!File.Exists(pathForCritterFiles))
{
try
{
Directory.CreateDirectory(pathForCritterFiles);
}
catch (Exception e)
{
MessageBox.Show("Unable to create Critter file directory " + pathForCritterFiles + " due to " + e, "Unable to Load Critters", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(critters);
}
}
Critterworld.Log(new LogEntry("Loading all Critter controllers from path " + dllPath));
try
{
string[] dllFiles = System.IO.Directory.GetFiles(dllPath, "*.dll");
int critterNumber = 1;
Dictionary <string, string> namespacesUsed = new Dictionary <string, string>();
foreach (string file in dllFiles)
{
Critterworld.Log(new LogEntry("Loading Critter controllers from file " + file));
try
{
Assembly assembly = Assembly.UnsafeLoadFrom(file);
assembly.GetTypes().Where(type => type.IsClass && type.GetInterface("ICritterControllerFactory") != null).ToList().ForEach(type =>
{
try
{
Critterworld.Log(new LogEntry("Attempting to create instance of type " + type.FullName + " from namespace " + type.Namespace + " from file " + file));
if (type.Namespace == "DemonstrationCritters" && !file.EndsWith("DemonstrationCritters.dll"))
{
string msg = "Error loading controllers from " + file + ". Namespace matches DemonstrationCritters namespace.";
Critterworld.Log(new LogEntry("*** " + msg));
MessageBox.Show(msg, "Controller Load Problem!", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else if (namespacesUsed.TryGetValue(type.Namespace, out string usedIn))
{
string msg = "Error loading controllers from " + file + ". Namespace " + type.Namespace + " has already been used in DLL " + usedIn;
Critterworld.Log(new LogEntry("*** " + msg));
MessageBox.Show(msg, "Controller Load Problem!", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
else
{
ICritterControllerFactory critterFactory = (ICritterControllerFactory)Activator.CreateInstance(type);
namespacesUsed.Add(type.Namespace, file);
if (critterFactory.Author == null)
{
Critterworld.Log(new LogEntry("*** Error loading controller from " + file + ". Loading succeeded but Author property is null."));
}
else
{
Color familyColor = Color.Black;
ICritterController[] controllers = critterFactory.GetCritterControllers();
if (controllers == null)
{
Critterworld.Log(new LogEntry("*** Error loading controller from " + file + ". CritterFactory.GetCritterControllers() returned null."));
}
else
{
int loadedCount = 0;
foreach (ICritterController controller in controllers)
{
if (controller == null)
{
Critterworld.Log(new LogEntry("*** Error loading controller from " + file + ". Failed to load; controller is null."));
}
else
{
try
{
int number = critterNumber++;
controller.Filepath = PropertiesManager.Properties.CritterControllerFilesPath;
Critter critter = new Critter(number, controller);
if (familyColor == Color.Black)
{
familyColor = critter.Color;
}
else
{
critter.Color = familyColor;
}
critter.Author = critterFactory.Author.Trim().Replace(':', '_').Replace('\t', '_').Replace('\n', '_');
if (controller.Name != null)
{
critter.Name = controller.Name.Trim().Replace(':', '_').Replace('\t', '_').Replace('\n', '_');
}
Critterworld.Log(new LogEntry(number, controller.Name, critterFactory.Author, "Loaded controller from " + file));
critters.Add(critter);
loadedCount++;
if (isCompetition && loadedCount == PropertiesManager.Properties.CompetitionControllerLoadMaximum)
{
Critterworld.Log(new LogEntry(number, critter.Name, critter.Author, "During competition, maximum number of controllers loadable from a factory is " + PropertiesManager.Properties.CompetitionControllerLoadMaximum));
break;
}
}
catch (Exception e)
{
Critterworld.Log(new LogEntry("*** Exception loading controller from " + file, e));
}
}
}
}
}
}
}
catch (Exception e)
{
Critterworld.Log(new LogEntry("*** Error loading controller from " + file, e));
}
});
}
catch (Exception e)
{
Critterworld.Log(new LogEntry("*** Error loading file " + file, e));
}
}
}
catch (Exception e)
{
Critterworld.Log(new LogEntry("*** Error accessing controller .dll directory " + dllPath, e));
}
return(critters);
}
// Get list of all dll files in specified folder. Iterate through them to find classes that implement ICritterControllerFactory.
public List <Critter> LoadCritters(bool isCompetition)
{
string executablePath = Path.GetDirectoryName(Application.ExecutablePath);
string pathForCritterFiles = executablePath + "/" + filepathForCritterFiles;
string dllPath = executablePath + "/" + configDLLPath;
List <Critter> critters = new List <Critter>();
if (!File.Exists(pathForCritterFiles))
{
try
{
Directory.CreateDirectory(pathForCritterFiles);
}
catch (Exception e)
{
MessageBox.Show("Unable to create Critter file directory " + pathForCritterFiles + " due to " + e, "Unable to Load Critters", MessageBoxButtons.OK, MessageBoxIcon.Error);
return(critters);
}
}
Critterworld.Log(new LogEntry("Loading Critter controllers from " + dllPath));
try
{
string[] dllFiles = System.IO.Directory.GetFiles(dllPath, "*.dll");
int critterNumber = 1;
foreach (string file in dllFiles)
{
try
{
Assembly assembly = Assembly.LoadFrom(file);
assembly.GetTypes().Where(type => type.IsClass && type.GetInterface("ICritterControllerFactory") != null).ToList().ForEach(type =>
{
try
{
ICritterControllerFactory critterFactory = (ICritterControllerFactory)Activator.CreateInstance(type);
if (critterFactory.Author == null)
{
Critterworld.Log(new LogEntry("Error loading controller from " + file + ". Loading succeeded but Author property is null."));
}
else
{
Color familyColor = Color.Black;
ICritterController[] controllers = critterFactory.GetCritterControllers();
if (controllers == null)
{
Critterworld.Log(new LogEntry("Error loading controller from " + file + ". CritterFactory.GetCritterControllers() returned null."));
}
else
{
int loadedCount = 0;
foreach (ICritterController controller in controllers)
{
if (controller == null)
{
Critterworld.Log(new LogEntry("Error loading controller from " + file + ". Failed to load; controller is null."));
}
else
{
try
{
int number = critterNumber++;
controller.Filepath = filepathForCritterFiles;
Critter critter = new Critter(number, controller);
if (familyColor == Color.Black)
{
familyColor = critter.Color;
}
else
{
critter.Color = familyColor;
}
critter.Author = critterFactory.Author.Trim().Replace(':', '_').Replace('\t', '_').Replace('\n', '_');
if (controller.Name != null)
{
critter.Name = controller.Name.Trim().Replace(':', '_').Replace('\t', '_').Replace('\n', '_');
}
Critterworld.Log(new LogEntry(number, controller.Name, critterFactory.Author, "Loaded controller from " + file));
critters.Add(critter);
loadedCount++;
if (isCompetition && loadedCount == CompetitionControllerLoadMaximum)
{
Critterworld.Log(new LogEntry(number, critter.Name, critter.Author, "During competition, maximum number of controllers loadable from a factory is " + CompetitionControllerLoadMaximum));
break;
}
}
catch (Exception e)
{
Critterworld.Log(new LogEntry("Exception loading controller from " + file, e));
}
}
}
}
}
}
catch (Exception e)
{
Critterworld.Log(new LogEntry("Error loading controller from " + file, e));
}
});
}
catch (Exception e)
{
Critterworld.Log(new LogEntry("Error loading file " + file, e));
}
}
}
catch (Exception e)
{
Critterworld.Log(new LogEntry("Error accessing controller .dll directory " + dllPath, e));
}
return(critters);
}