package org.scriptcraftjs.canarymod;
import java.io.InputStreamReader;
import javax.script.ScriptEngineManager;
import javax.script.ScriptEngine;
import javax.script.Invocable;
import java.util.List;
import java.util.ArrayList;
import net.canarymod.plugin.Plugin;
import net.canarymod.plugin.PluginListener;
import net.canarymod.tasks.ServerTask;
import net.canarymod.tasks.TaskOwner;
import net.canarymod.commandsys.CommandListener;
import net.canarymod.commandsys.Command;
import net.canarymod.commandsys.TabComplete;
import net.canarymod.chat.MessageReceiver;
import net.canarymod.Canary;
import net.canarymod.api.inventory.recipes.CraftingRecipe;
import net.canarymod.api.inventory.recipes.RecipeRow;
import net.canarymod.api.inventory.Item;
// event help stuff
import net.canarymod.hook.Dispatcher;
import net.canarymod.plugin.PluginListener;
import net.canarymod.hook.Hook;
public class ScriptCraftPlugin extends Plugin implements PluginListener, CommandListener
{
public boolean canary = true;
public boolean bukkit = false;
private String NO_JAVASCRIPT_MESSAGE = "No JavaScript Engine available. " +
"ScriptCraft will not work without Javascript.";
protected ScriptEngine engine = null;
@Override
public void disable(){
try {
((Invocable)this.engine).invokeFunction("__onDisable", this.engine, this);
}catch ( Exception e) {
this.getLogman().error(e.getMessage());
}
}
@Override
public boolean enable()
{
try{
ScriptEngineManager factory = new ScriptEngineManager();
this.engine = factory.getEngineByName("JavaScript");
if (this.engine == null){
this.getLogman().error(NO_JAVASCRIPT_MESSAGE);
} else {
Invocable inv = (Invocable)this.engine;
//File f = new File(this.getJarPath());
InputStreamReader reader = new InputStreamReader(getClass()
.getClassLoader()
.getResourceAsStream("boot.js"));
this.engine.eval(reader);
inv.invokeFunction("__scboot", this, engine, getClass().getClassLoader());
}
Canary.commands().registerCommands(this, this, false);
}catch(Exception e){
e.printStackTrace();
this.getLogman().error(e.getMessage());
}
return true;
}
public static interface IDispatcher {
public void execute(PluginListener listener, Hook hook);
}
public Dispatcher getDispatcher(final IDispatcher impl){
return new Dispatcher(){
public void execute(PluginListener listener, Hook hook){
impl.execute(listener, hook);
}
};
}
public CraftingRecipe makeShapedRecipe(Item resultingItem, RecipeRow... rows){
CraftingRecipe result = new CraftingRecipe(resultingItem, rows);
return result;
}
public CraftingRecipe makeShapelessRecipe(Item resultingItem, Item... items){
CraftingRecipe result = new CraftingRecipe(resultingItem, items);
return result;
}
static class ScriptCraftTask extends ServerTask {
private Runnable runnable = null;
public ScriptCraftTask(Runnable runnable, TaskOwner owner, long delay, boolean continuous){
super(owner, delay, continuous);
this.runnable = runnable;
}
@Override
public void run(){
this.runnable.run();
}
}
public ServerTask createServerTask(Runnable runnable, long delay, boolean continuous){
return new ScriptCraftTask(runnable, this, delay, continuous);
}
private void executeCommand( MessageReceiver sender, String[] args) {
boolean result = false;
String javascriptCode = "";
Object jsResult = null;
if (this.engine == null){
this.getLogman().error(NO_JAVASCRIPT_MESSAGE);
return;
}
try {
jsResult = ((Invocable)this.engine).invokeFunction("__onCommand", sender, args);
}catch (Exception se){
this.getLogman().error(se.toString());
se.printStackTrace();
sender.message(se.getMessage());
}
if (jsResult != null){
return ;
}
return;
}
@Command(
aliases = { "js" },
description = "Execute Javascript code",
permissions = { "scriptcraft.evaluate", "*" },
toolTip = "/js javascript expression")
public void jsCommand(MessageReceiver sender, String[] args) {
executeCommand(sender, args);
}
/*
groupmod permission add visitors canary.jsp
groupmod permission add visitors canary.command.jsp
*/
@Command(
aliases = { "jsp" },
description = "Run javascript-provided command",
permissions = { "" },
toolTip = "/jsp command")
public void jspCommand(MessageReceiver sender, String[] args) {
executeCommand(sender, args);
}
private List<String> complete(MessageReceiver sender, String[] args, String cmd){
List<String> result = new ArrayList<String>();
if (this.engine == null){
this.getLogman().error(NO_JAVASCRIPT_MESSAGE);
return null;
}
try {
Invocable inv = (Invocable)this.engine;
inv.invokeFunction("__onTabComplete", result, sender, args, cmd);
}catch (Exception e){
sender.message(e.getMessage());
e.printStackTrace();
}
return result;
}
@TabComplete (commands = { "js" })
public List<String> jsComplete(MessageReceiver sender, String[] args){
return complete(sender, args, "js");
}
@TabComplete (commands = { "jsp" })
public List<String> jspComplete(MessageReceiver sender, String[] args){
return complete(sender, args, "jsp");
}
}