/// <summary>
/// Creates a dynamic command with the given parameters
/// </summary>
internal DynamicCommand(string[] commands, string description, string help, int defaultPermissionLevel, DynamicCommandHandler action)
{
_commands = commands;
_action = action;
_description = description;
_help = help;
_defaultPermissionLevel = defaultPermissionLevel;
}
public static void InitScripts()
{
var scripts = Directory.GetFiles(Constants.ScriptsFolder, "*.*", SearchOption.AllDirectories)
.Where(s => s.EndsWith(LuaEngine.FileExtension, StringComparison.OrdinalIgnoreCase) ||
s.EndsWith(JsEngine.FileExtension, StringComparison.OrdinalIgnoreCase));
foreach (string script in scripts)
{
var filePath = script; // Needed prior C# 5.0 as closure
var fileRelativePath = FileTools.GetRelativePath(filePath, Constants.ScriptsFolder);
var fileName = Path.GetFileName(filePath);
if (fileName.StartsWith("_"))
{
Log.Out($"Script file {fileRelativePath} is ignored because it starts with underscore.");
continue;
}
Log.Debug($"Loading script {fileRelativePath} ...");
try
{
bool scriptUsed = false;
var scriptEngine = ScriptEngine.GetInstance(Path.GetExtension(filePath));
var metadata = scriptEngine.LoadMetadata(filePath);
// Register commands
var metadataCommands = metadata.GetValue("commands") ?? metadata.GetValue("command", ""); // never returns null
var commandNames = metadataCommands.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (commandNames.Length > 0)
{
scriptUsed = true;
var description = metadata.GetValue("description", "");
var help = metadata.GetValue("help", null);
var defaultPermission = metadata.GetValue("defaultPermission").ToInt() ?? 0;
var action = new DynamicCommandHandler((p, si) => scriptEngine.ExecuteCommand(filePath, p, si));
var commandObject = new DynamicCommand(commandNames, description, help, defaultPermission, action);
AddCommand(commandObject);
Log.Out($"Registered command{(commandNames.Length == 1 ? "" : "s")} \"{commandNames.Join(" ")}\" from script {fileRelativePath}.");
}
// Register events
var metadataEvents = metadata.GetValue("events") ?? metadata.GetValue("event", ""); // never returns null
var eventNames = metadataEvents.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (eventNames.Length > 0)
{
scriptUsed = true;
foreach (var eventName in eventNames)
{
if (!EnumHelper.TryParse <ScriptEvent>(eventName, out var eventType, true))
{
Log.Warning($"Event \"{eventName}\" in script {fileRelativePath} is unknown and will be ignored.");
continue;
}
if (_events[(int)eventType] == null)
{
_events[(int)eventType] = new List <string>();
}
_events[(int)eventType].Add(filePath);
}
Log.Out($"Registered event{(eventNames.Length == 1 ? "" : "s")} \"{eventNames.Join(" ")}\" from script {fileRelativePath}.");
}
if (!scriptUsed)
{
Log.Out($"Script file {fileRelativePath} is ignored because it defines neither command names nor events.");
}
}
catch (Exception ex)
{
Log.Error($"Could not load command script {fileRelativePath}: {ex}");
}
}
SaveChanges();
Log.Debug("All script commands added.");
}
