private static async Task CmdPrintHelp(DiscordCommandArguments args)
{
StringBuilder sb = new StringBuilder();
int page = 1;
int maxPageCount = CommandManager.commands.Count / 10 + 1;
if (args["page"] != null && !int.TryParse(args["page"], out page))
{
sb.AppendLine($"**{args["page"]}** is not a number!");
}
else if (page < 1)
{
sb.AppendLine($"Cannot show page **{page}** of help - Pages start at **1**!");
}
else if (page * 10 > CommandManager.commands.Count + 10)
{
sb.AppendLine($"Cannot show page **{page}** of help - There are only **{maxPageCount}** pages!");
}
else
{
sb.AppendLine($"**Help:** Showing page **{page}** out of **{maxPageCount}**");
sb.AppendLine();
--page;
for (int i = page * 10; i < (page + 1) * 10 && i < CommandManager.commands.Count; ++i)
{
sb.AppendLine(CommandManager.commands[i].GetHelpString());
}
}
await args.Channel.SendMessage(sb.ToString());
}
private static async Task CmdPrintPlugins(DiscordCommandArguments args)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine($"**Plugins:**");
sb.AppendLine();
foreach (LunarBotPlugin plugin in PluginManager.Plugins)
{
sb.AppendLine(plugin.GetPluginDescription());
}
await args.Channel.SendMessage(sb.ToString());
}
public async Task Execute(MessageEventArgs e, List <string> args)
{
DiscordCommandArguments argsProper = new DiscordCommandArguments();
argsProper.Channel = e.Channel;
argsProper.Message = e.Message;
argsProper.Server = e.Server;
argsProper.User = e.User;
argsProper["_command"] = args[0];
string arg;
for (int i = 0; i < Arguments.Count; ++i)
{
arg = i + 1 < args.Count ? args[i + 1] : null;
if (arg == null && !Arguments[i].isOptional)
{
await e.Channel.SendMessage($"{e.Message.User.Mention} - Sorry, but that command was missing the required parameter '{Arguments[i].argName}'");
return;
}
if (Arguments[i].includesRemainder)
{
for (int j = i + 2; j < args.Count; ++j)
{
arg += " " + args[j];
}
}
argsProper[Arguments[i].argName] = arg;
}
try
{
await Action(argsProper);
}
catch (Exception ex)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine($"{e.Message.User.Mention} - Sorry, but an exception occurred while running that command. The exception is as follows:");
sb.AppendLine();
sb.AppendLine(ex.ToString());
await e.Channel.SendMessage(sb.ToString());
}
}
private static async Task CmdMath(DiscordCommandArguments args)
{
string math = args["math"];
org.mariuszgromada.math.mxparser.Expression expr = new org.mariuszgromada.math.mxparser.Expression(math);
StringBuilder sb = new StringBuilder();
if (!expr.checkSyntax())
{
sb.AppendLine($"{args.User.Mention} - Error in mathematical expression:");
sb.AppendLine(expr.getErrorMessage());
}
else
{
sb.AppendLine($"{args.User.Mention} - {math} = **{expr.calculate()}**");
}
await args.Channel.SendMessage(sb.ToString());
}
private static async Task CmdAddRTCommand(DiscordCommandArguments args)
{
string commandName = args["command"].ToLower();
string codeContent = args["code"];
if (CommandManager.commands.Find(c => c.HasCommandName(commandName)) != null)
{
await args.Channel.SendMessage($"{args.User.Mention} - Sorry, but the command {commandName} already exists!");
return;
}
MethodInfo mi = await RuntimeCommandCompiler.CompileInputCode(args, codeContent);
if (mi != null)
{
CommandManager.AddCommand(commandName, async e2 =>
{
mi.Invoke(null, new object[] { e2 });
}).SetHelpString("[Runtime defined method]");
}
}
public static async Task <MethodInfo> CompileInputCode(DiscordCommandArguments e, string codeContent)
{
string code = @"
using Discord;
using System;
using LunarBotRuntime;
public class InlineCommand
{
static Channel channel;
static User user;
static Message message;
static Server server;
public static void _runtimeInvoke(MessageEventArgs messageArgs, DiscordCommandArguments args)
{
channel = messageArgs.Channel;
user = messageArgs.User;
message = messageArgs.Message;
server = messageArgs.Server;
" + codeContent + @"
}
}
";
CSharpCodeProvider provider = new CSharpCodeProvider();
CompilerParameters parameters = new CompilerParameters();
parameters.GenerateInMemory = true;
parameters.GenerateExecutable = false;
parameters.ReferencedAssemblies.AddRange(new string[] {
"LunarBotRuntime.exe",
"Discord.Net.dll",
"Newtonsoft.Json.dll",
"Nito.AsyncEx.dll",
"Nito.AsyncEx.Concurrent.dll",
"Nito.AsyncEx.Enlightenment.dll",
"RestSharp.dll",
"WebSocket4Net.dll",
});
CompilerResults results = provider.CompileAssemblyFromSource(parameters, code);
if (results.Errors.HasErrors)
{
StringBuilder sb = new StringBuilder();
sb.AppendLine($"{e.User.Mention} - Compilation failed! Code had the following errors:");
sb.AppendLine();
foreach (CompilerError error in results.Errors)
{
sb.AppendLine($"Error ({error.ErrorNumber} @ {error.Line}): {error.ErrorText}");
}
await e.Channel.SendMessage(sb.ToString());
return(null);
}
Assembly assembly = results.CompiledAssembly;
Type program = assembly.GetType("InlineCommand");
return(program.GetMethod("_runtimeInvoke"));
}
