Store arguments in order, fix errors, perm check
- Resolved all Command2 errors, Command2MC is next
This commit is contained in:
parent
b53813fa2e
commit
c0c3fc68dc
4 changed files with 125 additions and 104 deletions
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@ -7,10 +7,10 @@ import buttondevteam.lib.chat.commands.NumberArg;
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import buttondevteam.lib.chat.commands.SubcommandData;
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import buttondevteam.lib.player.ChromaGamerBase;
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import com.mojang.brigadier.CommandDispatcher;
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import com.mojang.brigadier.ParseResults;
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import com.mojang.brigadier.arguments.*;
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import com.mojang.brigadier.builder.ArgumentBuilder;
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import com.mojang.brigadier.context.CommandContext;
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import com.mojang.brigadier.exceptions.CommandSyntaxException;
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import com.mojang.brigadier.tree.CommandNode;
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import com.mojang.brigadier.tree.LiteralCommandNode;
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import lombok.RequiredArgsConstructor;
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@ -26,11 +26,9 @@ import java.lang.annotation.ElementType;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.Objects;
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import java.util.function.Function;
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import java.util.function.Supplier;
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import java.util.stream.Collectors;
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@ -42,8 +40,6 @@ import java.util.stream.Collectors;
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@RequiredArgsConstructor
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public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Sender> {
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private static final String SENDER_ARG_NAME = "#$@Sender";
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/**
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* Parameters annotated with this receive all the remaining arguments
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*/
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@ -118,7 +114,14 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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private final ArrayList<String> commandHelp = new ArrayList<>(); //Mainly needed by Discord
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private final CommandDispatcher<TP> dispatcher = new CommandDispatcher<>();
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/**
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* The first character in the command line that shows that it's a command.
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*/
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private final char commandChar;
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/**
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* Whether the command's actual code has to be run on the primary thread.
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*/
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private final boolean runOnPrimaryThread;
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/**
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* Adds a param converter that obtains a specific object from a string parameter.
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@ -136,85 +139,26 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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public boolean handleCommand(TP sender, String commandline) {
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var results = dispatcher.parse(commandline, sender);
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boolean sync = Bukkit.isPrimaryThread();
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if (results.getReader().canRead()) {
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return false; // Unknown command
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}
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Bukkit.getScheduler().runTaskAsynchronously(MainPlugin.Instance, () -> {
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try {
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handleCommandAsync(sender, results, sync);
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dispatcher.execute(results);
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} catch (CommandSyntaxException e) {
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sender.sendMessage(e.getMessage());
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} catch (Exception e) {
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TBMCCoreAPI.SendException("Command execution failed for sender " + sender.getName() + "(" + sender.getClass().getCanonicalName() + ") and message " + commandline, e, MainPlugin.Instance);
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}
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});
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return true; //We found a method - TODO
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return true; //We found a method
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}
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//Needed because permission checking may load the (perhaps offline) sender's file which is disallowed on the main thread
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/**
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* Handles a command asynchronously
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*
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* @param sender The command sender
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* @param commandNode The processed command the sender sent
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* @param sd The subcommand data
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* @param sync Whether the command was originally sync
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*/
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private void handleCommandAsync(TP sender, ParseResults<?> parsed, boolean sync) {
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if (sd.method == null || sd.command == null) { //Main command not registered, but we have subcommands
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sender.sendMessage(sd.helpText);
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return;
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}
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if (!hasPermission(sender, sd.command, sd.method)) {
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sender.sendMessage("§cYou don't have permission to use this command");
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return;
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}
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// TODO: WIP
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if (processSenderType(sender, sd, params, parameterTypes)) return; // Checks if the sender is the wrong type
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val args = parsed.getContext().getArguments();
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for (var arg : sd.arguments.entrySet()) {
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// TODO: Invoke using custom method
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/*if (pj == commandline.length() + 1) { //No param given
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if (paramArr[i1].isAnnotationPresent(OptionalArg.class)) {
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if (cl.isPrimitive())
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params.add(Defaults.defaultValue(cl));
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else if (Number.class.isAssignableFrom(cl)
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|| Number.class.isAssignableFrom(cl))
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params.add(Defaults.defaultValue(Primitives.unwrap(cl)));
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else
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params.add(null);
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continue; //Fill the remaining params with nulls
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} else {
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sender.sendMessage(sd.helpText); //Required param missing
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return;
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}
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}*/
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/*if (paramArr[i1].isVarArgs()) { - TODO: Varargs support? (colors?)
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params.add(commandline.substring(j + 1).split(" +"));
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continue;
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}*/
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// TODO: Character handling (strlen)
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// TODO: Param converter
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}
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Runnable invokeCommand = () -> {
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try {
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sd.method.setAccessible(true); //It may be part of a private class
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val ret = sd.method.invoke(sd.command, params.toArray()); //I FORGOT TO TURN IT INTO AN ARRAY (for a long time)
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if (ret instanceof Boolean) {
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if (!(boolean) ret) //Show usage
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sender.sendMessage(sd.helpText);
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} else if (ret != null)
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throw new Exception("Wrong return type! Must return a boolean or void. Return value: " + ret);
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} catch (InvocationTargetException e) {
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TBMCCoreAPI.SendException("An error occurred in a command handler for " + subcommand + "!", e.getCause(), MainPlugin.Instance);
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} catch (Exception e) {
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TBMCCoreAPI.SendException("Command handling failed for sender " + sender + " and subcommand " + subcommand, e, MainPlugin.Instance);
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}
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};
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if (sync)
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Bukkit.getScheduler().runTask(MainPlugin.Instance, invokeCommand);
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else
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invokeCommand.run();
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} //TODO: Add to the help
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//TODO: Add to the help
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private boolean processSenderType(TP sender, SubcommandData<TC> sd, ArrayList<Object> params) {
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private boolean processSenderType(TP sender, SubcommandData<TC, TP> sd, ArrayList<Object> params) {
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val sendertype = sd.senderType;
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final ChromaGamerBase cg;
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if (sendertype.isAssignableFrom(sender.getClass()))
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@ -280,17 +224,17 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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* @return The executable node
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*/
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private LiteralCommandNode<TP> getExecutableNode(Method method, TC command, Subcommand ann, String path) {
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val params = getCommandParameters(method); // Param order is important
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val paramsAndSenderType = getCommandParameters(method); // Param order is important
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val params = paramsAndSenderType.getValue0();
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val paramMap = new HashMap<String, CommandArgument>();
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for (val param : params) {
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if (!Objects.equals(param.name, SENDER_ARG_NAME))
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paramMap.put(param.name, param);
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}
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val node = CoreCommandBuilder.<TP, TC>literal(path, params[0].type, paramMap, command)
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.helps(command.getHelpText(method, ann)).executes(this::executeCommand);
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val node = CoreCommandBuilder.<TP, TC>literal(path, params[0].type, paramMap, params, command)
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.helps(command.getHelpText(method, ann)).permits(sender -> hasPermission(sender, command, method))
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.executes(this::executeCommand);
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ArgumentBuilder<TP, ?> parent = node;
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for (val param : params) { // Register parameters in the right order
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if (!Objects.equals(param.name, SENDER_ARG_NAME))
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parent.then(parent = CoreArgumentBuilder.argument(param.name, getParameterType(param), param.optional));
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}
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return node.build();
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@ -323,32 +267,31 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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* The first parameter is always the sender both in the methods themselves and in the returned array.
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*
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* @param method The method the subcommand is created from
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* @return Parameter data objects
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* @return Parameter data objects and the sender type
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* @throws RuntimeException If there is no sender parameter declared in the method
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*/
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private CommandArgument[] getCommandParameters(Method method) {
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private Pair<CommandArgument[], Class<?>> getCommandParameters(Method method) {
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val parameters = method.getParameters();
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if (parameters.length == 0)
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throw new RuntimeException("No sender parameter for method '" + method + "'");
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val ret = new CommandArgument[parameters.length];
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val usage = getParameterHelp(method);
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ret[0] = new CommandArgument(SENDER_ARG_NAME, parameters[0].getType(), false, null, false, "Sender");
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if (usage == null) {
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for (int i = 1; i < parameters.length; i++) {
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ret[i] = new CommandArgument("param" + i, parameters[i].getType(), false, null, false, "param" + i);
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ret[i - 1] = new CommandArgument("param" + i, parameters[i].getType(), false, null, false, "param" + i);
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}
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} else {
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val paramNames = usage.split(" ");
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for (int i = 1; i < parameters.length; i++) {
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val numAnn = parameters[i].getAnnotation(NumberArg.class);
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ret[i] = new CommandArgument(paramNames[i], parameters[i].getType(),
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ret[i - 1] = new CommandArgument(paramNames[i], parameters[i].getType(),
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parameters[i].isVarArgs() || parameters[i].isAnnotationPresent(TextArg.class),
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numAnn == null ? null : new Pair<>(numAnn.lowerLimit(), numAnn.upperLimit()),
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parameters[i].isAnnotationPresent(OptionalArg.class),
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paramNames[i]); // TODO: Description (JavaDoc?)
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}
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}
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return ret;
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return new Pair<>(ret, parameters[0].getType());
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}
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private ArgumentType<?> getParameterType(CommandArgument arg) {
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@ -384,6 +327,58 @@ public abstract class Command2<TC extends ICommand2<TP>, TP extends Command2Send
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private int executeCommand(CommandContext<TP> context) {
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System.out.println("Execute command");
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System.out.println("Should be running sync: " + runOnPrimaryThread);
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/*if (!hasPermission(sender, sd.command, sd.method)) {
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sender.sendMessage("§cYou don't have permission to use this command");
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return;
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}
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// TODO: WIP
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if (processSenderType(sender, sd, params, parameterTypes)) return; // Checks if the sender is the wrong type
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val args = parsed.getContext().getArguments();
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for (var arg : sd.arguments.entrySet()) {*/
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// TODO: Invoke using custom method
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/*if (pj == commandline.length() + 1) { //No param given
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if (paramArr[i1].isAnnotationPresent(OptionalArg.class)) {
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if (cl.isPrimitive())
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params.add(Defaults.defaultValue(cl));
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else if (Number.class.isAssignableFrom(cl)
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|| Number.class.isAssignableFrom(cl))
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params.add(Defaults.defaultValue(Primitives.unwrap(cl)));
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else
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params.add(null);
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continue; //Fill the remaining params with nulls
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} else {
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sender.sendMessage(sd.helpText); //Required param missing
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return;
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}
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}*/
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/*if (paramArr[i1].isVarArgs()) { - TODO: Varargs support? (colors?)
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params.add(commandline.substring(j + 1).split(" +"));
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continue;
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}*/
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// TODO: Character handling (strlen)
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// TODO: Param converter
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/*}
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Runnable invokeCommand = () -> {
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try {
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sd.method.setAccessible(true); //It may be part of a private class
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val ret = sd.method.invoke(sd.command, params.toArray()); //I FORGOT TO TURN IT INTO AN ARRAY (for a long time)
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if (ret instanceof Boolean) {
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if (!(boolean) ret) //Show usage
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sender.sendMessage(sd.helpText);
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} else if (ret != null)
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throw new Exception("Wrong return type! Must return a boolean or void. Return value: " + ret);
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} catch (InvocationTargetException e) {
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TBMCCoreAPI.SendException("An error occurred in a command handler for " + subcommand + "!", e.getCause(), MainPlugin.Instance);
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} catch (Exception e) {
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TBMCCoreAPI.SendException("Command handling failed for sender " + sender + " and subcommand " + subcommand, e, MainPlugin.Instance);
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}
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};
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if (sync)
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Bukkit.getScheduler().runTask(MainPlugin.Instance, invokeCommand);
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else
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invokeCommand.run();*/
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return 0;
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}
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@ -4,6 +4,7 @@ import buttondevteam.core.MainPlugin;
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import buttondevteam.lib.TBMCCoreAPI;
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import buttondevteam.lib.architecture.ButtonPlugin;
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import buttondevteam.lib.architecture.Component;
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import buttondevteam.lib.chat.commands.SubcommandData;
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import buttondevteam.lib.player.ChromaGamerBase;
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import com.mojang.brigadier.arguments.StringArgumentType;
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import com.mojang.brigadier.builder.LiteralArgumentBuilder;
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@ -39,7 +40,7 @@ import java.util.stream.Stream;
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public class Command2MC extends Command2<ICommand2MC, Command2MCSender> implements Listener {
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public Command2MC() {
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super('/');
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super('/', true);
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}
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/**
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@ -56,8 +57,8 @@ public class Command2MC extends Command2<ICommand2MC, Command2MCSender> implemen
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int i = cpath.indexOf(' ');
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mainpath = cpath.substring(0, i == -1 ? cpath.length() : i);
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}*/
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var subcmds = super.registerCommandSuper(command);
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var bcmd = registerOfficially(command, subcmds);
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var commandNode = super.registerCommandSuper(command);
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var bcmd = registerOfficially(command, commandNode);
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if (bcmd != null)
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for (String alias : bcmd.getAliases())
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super.registerCommand(command, command.getCommandPath().replaceFirst("^" + bcmd.getName(), Matcher.quoteReplacement(alias)), '/');
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@ -208,7 +209,7 @@ public class Command2MC extends Command2<ICommand2MC, Command2MCSender> implemen
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private boolean shouldRegisterOfficially = true;
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private Command registerOfficially(ICommand2MC command, List<SubcommandData<ICommand2MC>> subcmds) {
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private Command registerOfficially(ICommand2MC command, LiteralCommandNode<Command2MCSender> node) {
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if (!shouldRegisterOfficially || command.getPlugin() == null) return null;
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try {
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var cmdmap = (SimpleCommandMap) Bukkit.getServer().getClass().getMethod("getCommandMap").invoke(Bukkit.getServer());
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@ -229,7 +230,7 @@ public class Command2MC extends Command2<ICommand2MC, Command2MCSender> implemen
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bukkitCommand = oldcmd == null ? new BukkitCommand(mainPath) : oldcmd;
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}
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if (CommodoreProvider.isSupported())
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TabcompleteHelper.registerTabcomplete(command, subcmds, bukkitCommand);
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TabcompleteHelper.registerTabcomplete(command, node, bukkitCommand);
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return bukkitCommand;
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} catch (Exception e) {
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if (command.getComponent() == null)
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@ -286,14 +287,14 @@ public class Command2MC extends Command2<ICommand2MC, Command2MCSender> implemen
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if (subcommand != null)
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scmdBuilder.requires(o -> {
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var sender = commodore.getBukkitSender(o);
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return ButtonPlugin.getCommand2MC().hasPermission(sender, subcommand.command, subcommand.method);
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return subcommand.hasPermission(sender);
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});
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scmd = scmdBuilder.build();
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parent.addChild(scmd);
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return scmd;
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}
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private static void registerTabcomplete(ICommand2MC command2MC, List<SubcommandData<ICommand2MC>> subcmds, Command bukkitCommand) {
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private static void registerTabcomplete(ICommand2MC command2MC, LiteralCommandNode<Command2MCSender> commandNode, Command bukkitCommand) {
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if (commodore == null) {
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commodore = CommodoreProvider.getCommodore(MainPlugin.Instance); //Register all to the Core, it's easier
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commodore.register(LiteralArgumentBuilder.literal("un").redirect(RequiredArgumentBuilder.argument("unsomething",
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@ -303,7 +304,7 @@ public class Command2MC extends Command2<ICommand2MC, Command2MCSender> implemen
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var shouldRegister = new AtomicBoolean(true);
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@SuppressWarnings("unchecked") var maincmd = commodore.getRegisteredNodes().stream()
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.filter(node -> node.getLiteral().equalsIgnoreCase(path[0]))
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.filter(node -> { shouldRegister.set(false); return true; })
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.filter(node -> {shouldRegister.set(false); return true;})
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.map(node -> (LiteralCommandNode<Object>) node).findAny()
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.orElseGet(() -> LiteralArgumentBuilder.literal(path[0]).build()); //Commodore 1.8 removes previous nodes
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var cmd = maincmd;
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@ -8,12 +8,13 @@ import com.mojang.brigadier.tree.CommandNode;
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import java.util.Map;
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import java.util.function.Function;
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public class CoreCommandBuilder<S, TC extends ICommand2<?>> extends LiteralArgumentBuilder<S> {
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private final SubcommandData.SubcommandDataBuilder<TC> dataBuilder;
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public class CoreCommandBuilder<S extends Command2Sender, TC extends ICommand2<?>> extends LiteralArgumentBuilder<S> {
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private final SubcommandData.SubcommandDataBuilder<TC, S> dataBuilder;
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protected CoreCommandBuilder(String literal, Class<?> senderType, Map<String, CommandArgument> arguments, TC command) {
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protected CoreCommandBuilder(String literal, Class<?> senderType, Map<String, CommandArgument> arguments, CommandArgument[] argumentsInOrder, TC command) {
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super(literal);
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dataBuilder = SubcommandData.<TC>builder().senderType(senderType).arguments(arguments).command(command);
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dataBuilder = SubcommandData.<TC, S>builder().senderType(senderType).arguments(arguments)
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.argumentsInOrder(argumentsInOrder).command(command);
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}
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@Override
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@ -21,12 +22,12 @@ public class CoreCommandBuilder<S, TC extends ICommand2<?>> extends LiteralArgum
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return this;
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}
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public static <S, TC extends ICommand2<?>> CoreCommandBuilder<S, TC> literal(String name, Class<?> senderType, Map<String, CommandArgument> arguments, TC command) {
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return new CoreCommandBuilder<>(name, senderType, arguments, command);
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public static <S extends Command2Sender, TC extends ICommand2<?>> CoreCommandBuilder<S, TC> literal(String name, Class<?> senderType, Map<String, CommandArgument> arguments, CommandArgument[] argumentsInOrder, TC command) {
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return new CoreCommandBuilder<>(name, senderType, arguments, argumentsInOrder, command);
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}
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public static <S, TC extends ICommand2<?>> CoreCommandBuilder<S, TC> literalNoOp(String name) {
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return literal(name, Command2Sender.class, Map.of(), null);
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public static <S extends Command2Sender, TC extends ICommand2<?>> CoreCommandBuilder<S, TC> literalNoOp(String name) {
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return literal(name, Command2Sender.class, Map.of(), new CommandArgument[0], null);
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}
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/**
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@ -53,9 +54,14 @@ public class CoreCommandBuilder<S, TC extends ICommand2<?>> extends LiteralArgum
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return this;
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}
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public CoreCommandBuilder<S, TC> permits(Function<S, Boolean> permChecker) {
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dataBuilder.hasPermission(permChecker);
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return this;
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}
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||||
@Override
|
||||
public CoreCommandNode<S, TC> build() {
|
||||
var result = new CoreCommandNode<>(this.getLiteral(), this.getCommand(), this.getRequirement(),
|
||||
var result = new CoreCommandNode<S, TC>(this.getLiteral(), this.getCommand(), this.getRequirement(),
|
||||
this.getRedirect(), this.getRedirectModifier(), this.isFork(),
|
||||
dataBuilder.build());
|
||||
|
||||
|
|
|
|||
|
|
@ -1,5 +1,6 @@
|
|||
package buttondevteam.lib.chat.commands;
|
||||
|
||||
import buttondevteam.lib.chat.Command2Sender;
|
||||
import buttondevteam.lib.chat.ICommand2;
|
||||
import lombok.Builder;
|
||||
import lombok.RequiredArgsConstructor;
|
||||
|
|
@ -15,7 +16,7 @@ import java.util.function.Function;
|
|||
*/
|
||||
@Builder
|
||||
@RequiredArgsConstructor
|
||||
public final class SubcommandData<TC extends ICommand2<?>> {
|
||||
public final class SubcommandData<TC extends ICommand2<?>, TP extends Command2Sender> {
|
||||
/**
|
||||
* The type of the sender running the command.
|
||||
* The actual sender type may not be represented by Command2Sender (TP).
|
||||
|
|
@ -27,6 +28,10 @@ public final class SubcommandData<TC extends ICommand2<?>> {
|
|||
* Used to construct the arguments for Brigadier and to hold extra information.
|
||||
*/
|
||||
public final Map<String, CommandArgument> arguments;
|
||||
/**
|
||||
* Command arguments in the order they appear in code and in game.
|
||||
*/
|
||||
public final CommandArgument[] argumentsInOrder;
|
||||
/**
|
||||
* The original command class that this data belongs to. If null, that meaans only the help text can be used.
|
||||
*/
|
||||
|
|
@ -43,6 +48,10 @@ public final class SubcommandData<TC extends ICommand2<?>> {
|
|||
* It will either match or be a Command2Sender, however.
|
||||
*/
|
||||
private final Function<Object, String[]> helpTextGetter;
|
||||
/**
|
||||
* A function that determines whether the user has permission to run this subcommand.
|
||||
*/
|
||||
private final Function<TP, Boolean> hasPermission;
|
||||
|
||||
/**
|
||||
* Get help text for this subcommand.
|
||||
|
|
@ -53,4 +62,14 @@ public final class SubcommandData<TC extends ICommand2<?>> {
|
|||
public String[] getHelpText(Object sender) {
|
||||
return staticHelpText == null ? helpTextGetter.apply(sender) : staticHelpText;
|
||||
}
|
||||
|
||||
/**
|
||||
* Check if the user has permission to execute this subcommand.
|
||||
*
|
||||
* @param sender The sender running the command
|
||||
* @return Whether the user has permission
|
||||
*/
|
||||
public boolean hasPermission(TP sender) {
|
||||
return hasPermission.apply(sender);
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue