/*
 * To change this template, choose Tools | Templates and open the template in
 * the editor.
 */
package com.bekvon.bukkit.residence;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;
import java.util.logging.Logger;

import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.Server;
import org.bukkit.World;
import org.bukkit.configuration.InvalidConfigurationException;
import org.bukkit.configuration.file.FileConfiguration;
import org.bukkit.entity.Player;
import org.bukkit.plugin.Plugin;
import org.bukkit.plugin.PluginManager;
import org.bukkit.plugin.java.JavaPlugin;

import com.bekvon.bukkit.residence.chat.ChatManager;
import com.bekvon.bukkit.residence.config.FileConfig;
import com.bekvon.bukkit.residence.economy.EconomyInterface;
import com.bekvon.bukkit.residence.economy.EssentialsEcoAdapter;
import com.bekvon.bukkit.residence.economy.TransactionManager;
import com.bekvon.bukkit.residence.economy.rent.RentManager;
import com.bekvon.bukkit.residence.itemlist.WorldItemManager;
import com.bekvon.bukkit.residence.listeners.ResidenceBlockListener;
import com.bekvon.bukkit.residence.listeners.ResidenceEntityListener;
import com.bekvon.bukkit.residence.listeners.ResidencePlayerListener;
import com.bekvon.bukkit.residence.permissions.PermissionManager;
import com.bekvon.bukkit.residence.persistance.YMLSaveHelper;
import com.bekvon.bukkit.residence.protection.ClaimedResidence;
import com.bekvon.bukkit.residence.protection.FlagPermissions;
import com.bekvon.bukkit.residence.protection.LeaseManager;
import com.bekvon.bukkit.residence.protection.PermissionListManager;
import com.bekvon.bukkit.residence.protection.ResidenceManager;
import com.bekvon.bukkit.residence.protection.WorldFlagManager;
import com.bekvon.bukkit.residence.selection.SelectionManager;
import com.bekvon.bukkit.residence.selection.WorldEditSelectionManager;
import com.bekvon.bukkit.residence.text.Language;
import com.bekvon.bukkit.residence.text.help.HelpEntry;
import com.bekvon.bukkit.residence.text.help.InformationPager;
import com.bekvon.bukkit.residence.utils.DataBackup;
import com.bekvon.bukkit.residence.utils.VersionChecker;
import com.bekvon.bukkit.residence.vaultinterface.ResidenceVaultAdapter;
import com.earth2me.essentials.Essentials;

/**
 *
 * @author Gary Smoak - bekvon
 *
 */
public class Residence extends JavaPlugin {

	public static String bukkitver;
	protected static ResidenceManager rmanager;
	protected static SelectionManager smanager;
	protected static PermissionManager gmanager;
	protected static ConfigManager cmanager;
	protected static ResidenceBlockListener blistener;
	protected static ResidencePlayerListener plistener;
	protected static ResidenceEntityListener elistener;
	protected static TransactionManager tmanager;
	protected static PermissionListManager pmanager;
	protected static LeaseManager leasemanager;
	protected static WorldItemManager imanager;
	protected static WorldFlagManager wmanager;
	protected static RentManager rentmanager;
	protected static ChatManager chatmanager;
	protected static Server server;
	protected static HelpEntry helppages;
	protected static Language language;
	protected static Logger log;
	protected static boolean useWorldEdit;
	protected static EconomyInterface economy;
	public final static int saveVersion = 1;
	protected static File dataFolder;
	protected static int leaseBukkitId = -1;
	protected static int rentBukkitId = -1;
	protected static int healBukkitId = -1;
	protected static int autosaveBukkitId = -1;
	protected static boolean initsuccess = false;
	protected static List<String> resadminToggle;
	protected static FileConfig config;
	private final static String[] validLanguages = {
			"English",
			"Chinese"
	};

	public static ResidenceBlockListener getBlockListener() {
		return blistener;
	}

	public static ChatManager getChatManager() {
		return chatmanager;
	}

	public static ConfigManager getConfigManager() {
		return cmanager;
	}

	public static File getDataLocation() {
		return dataFolder;
	}

	public static EconomyInterface getEconomyManager() {
		return economy;
	}

	public static ResidenceEntityListener getEntityListener() {
		return elistener;
	}

	public static WorldItemManager getItemManager() {
		return imanager;
	}

	public static Language getLanguage() {
		if (language == null) {
			language = new Language();
		}
		return language;
	}

	public static LeaseManager getLeaseManager() {
		return leasemanager;
	}

	public static Logger getLog() {
		return log;
	}

	public static PermissionManager getPermissionManager() {
		return gmanager;
	}

	public static FlagPermissions getPermsByLoc(Location loc) {
		ClaimedResidence res = rmanager.getByLoc(loc);
		if (res != null)
			return res.getPermissions();
		else
			return wmanager.getPerms(loc.getWorld().getName());
	}

	public static FlagPermissions getPermsByLocForPlayer(Location loc, Player player) {
		ClaimedResidence res = rmanager.getByLoc(loc);
		if (res != null)
			return res.getPermissions();
		else {
			if (player != null)
				return wmanager.getPerms(player);
			else
				return wmanager.getPerms(loc.getWorld().getName());
		}
	}

	public static ResidencePlayerListener getPlayerListener() {
		return plistener;
	}

	public static RentManager getRentManager() {
		return rentmanager;
	}

	public static ResidenceManager getResidenceManager() {
		return rmanager;
	}

	public static SelectionManager getSelectionManager() {
		return smanager;
	}

	public static Server getServ() {
		return server;
	}

	public static TransactionManager getTransactionManager() {
		return tmanager;
	}

	public static WorldFlagManager getWorldFlags() {
		return wmanager;
	}

	public static boolean isResAdminOn(Player player) {
		if (resadminToggle.contains(player.getName()))
			return true;
		return false;
	}

	public static boolean isResAdminOn(String player) {
		if (resadminToggle.contains(player.toLowerCase()))
			return true;
		return false;
	}

	public static boolean isUseWorldEdit() {
		return useWorldEdit;
	}

	public static void turnResAdminOn(Player player) {
		resadminToggle.add(player.getName());
	}

	public static boolean validName(String name) {
		if (name.contains(":") || name.contains("."))
			return false;
		if (cmanager.getResidenceNameRegex() == null)
			return true;
		else {
			String namecheck = name.replaceAll(cmanager.getResidenceNameRegex(), "");
			if (!name.equals(namecheck))
				return false;
			return true;
		}
	}

	protected boolean firstenable = true;

	protected Map<String, String> deleteConfirm;

	private Runnable doHeals = new Runnable() {
		@Override
		public void run() {
			plistener.doHeals();
		}
	};

	private Runnable rentExpire = new Runnable() {
		@Override
		public void run() {
			rentmanager.checkCurrentRents();
			if (cmanager.showIntervalMessages()) {
				getLog().info(" - Rent Expirations checked!");
			}
		}
	};

	private Runnable leaseExpire = new Runnable() {
		@Override
		public void run() {
			leasemanager.doExpirations();
			if (cmanager.showIntervalMessages()) {
				getLog().info(" - Lease Expirations checked!");
			}
		}
	};

	private Runnable autoSave = new Runnable() {
		@Override
		public void run() {
			try {
				if (initsuccess) {
					saveYml();
				}
			} catch (Exception ex) {
				getLog().warning("领地数据保存错误,可能造成部分领地丢失,请尝试恢复备份文件!");
			}
		}
	};

	public Residence() {
	}

	private boolean checkNewLanguageVersion(String lang) throws IOException, FileNotFoundException, InvalidConfigurationException {
		File outFile = new File(new File(this.getDataFolder(), "Language"), lang + ".yml");
		File checkFile = new File(new File(this.getDataFolder(), "Language"), "temp-" + lang + ".yml");
		if (outFile.isFile()) {
			FileConfig testconfig = new FileConfig(this, outFile);
			int oldversion = testconfig.getInt("FieldsVersion", 0);
			if (!this.writeDefaultFileFromJar(checkFile, "languagefiles/" + lang + ".yml", false))
				return false;
			FileConfig testconfig2 = new FileConfig(this, checkFile);
			testconfig2.load(checkFile);
			int newversion = testconfig2.getInt("FieldsVersion", oldversion);
			if (checkFile.isFile()) {
				checkFile.delete();
			}
			if (newversion > oldversion)
				return true;
			return false;
		}
		return true;
	}

	public void consoleMessage(String message) {
		this.getLogger().info(message);
	}

	public void consoleMessage(String[] msg) {
		for (String s : msg) {
			consoleMessage(s);
		}
	}

	@Override
	public FileConfiguration getConfig() {
		return config;
	}

	private void loadEssentialsEconomy() {
		Plugin p = getServer().getPluginManager().getPlugin("Essentials");
		if (p != null) {
			economy = new EssentialsEcoAdapter((Essentials) p);
			this.getLogger().info("成功关联Essentials Economy!");
		} else {
			this.getLogger().info("Essentials Economy 未找到!");
		}
	}

	public void loadLang(File langFile) throws FileNotFoundException, IOException, InvalidConfigurationException {
		FileConfig langconfig = new FileConfig(this, langFile);
		helppages = HelpEntry.parseHelp(langconfig, "CommandHelp");
		HelpEntry.setLinesPerPage(langconfig.getInt("HelpLinesPerPage", 7));
		InformationPager.setLinesPerPage(langconfig.getInt("HelpLinesPerPage", 7));
		language = Language.parseText(langconfig, "Language");
	}

	private void loadVaultEconomy() {
		Plugin p = getServer().getPluginManager().getPlugin("Vault");
		if (p != null) {
			ResidenceVaultAdapter vault = new ResidenceVaultAdapter(getServer());
			if (vault.economyOK()) {
				this.getLogger().info("发现 Vault 使用经济系统: " + vault.getEconomyName());
				economy = vault;
			} else {
				this.getLogger().info("发现 Vault, 但是 Vault 未找到经济系统...");
			}
		} else {
			this.getLogger().info("Vault 未找到!");
		}
	}

	@SuppressWarnings("unchecked")
	protected boolean loadYml() throws Exception {
		File saveFolder = new File(dataFolder, "Save");
		try {
			File worldFolder = new File(saveFolder, "Worlds");
			if (!saveFolder.isDirectory()) {
				this.getLogger().warning("领地数据保存目录不存在...");
				this.getLogger().warning("请重新启动服务器生成新的文件...");
				return true;
			}
			YMLSaveHelper yml;
			File loadFile;
			long time = System.currentTimeMillis();
			HashMap<String, Object> worlds = new HashMap<String, Object>();
			for (World world : server.getWorlds()) {
				loadFile = new File(worldFolder, "res_" + world.getName() + ".yml");
				if (loadFile.isFile()) {
					yml = new YMLSaveHelper(loadFile);
					yml.load();
					worlds.put(world.getName(), yml.getRoot().get("Residences"));
				}
			}
			rmanager = ResidenceManager.load(worlds);
			loadFile = new File(saveFolder, "forsale.yml");
			if (loadFile.isFile()) {
				yml = new YMLSaveHelper(loadFile);
				yml.load();
				tmanager = TransactionManager.load((Map<?, ?>) yml.getRoot().get("Economy"), gmanager, rmanager);
			}
			loadFile = new File(saveFolder, "leases.yml");
			if (loadFile.isFile()) {
				yml = new YMLSaveHelper(loadFile);
				yml.load();
				leasemanager = LeaseManager.load((Map<String, Long>) yml.getRoot().get("Leases"), rmanager);
			}
			loadFile = new File(saveFolder, "permlists.yml");
			if (loadFile.isFile()) {
				yml = new YMLSaveHelper(loadFile);
				yml.load();
				pmanager = PermissionListManager.load((Map<String, Object>) yml.getRoot().get("PermissionLists"));
			}
			loadFile = new File(saveFolder, "rent.yml");
			if (loadFile.isFile()) {
				yml = new YMLSaveHelper(loadFile);
				yml.load();
				rentmanager = RentManager.load((Map<String, Object>) yml.getRoot().get("RentSystem"));
			}
			this.getLogger().info("从配置文件中读取领地数据,耗时" + ((float) (System.currentTimeMillis() - time) / 1000) + " 秒)");
			// System.out.print("[Residence] Loaded...");
			return true;
		} catch (Exception ex) {
			this.getLogger().warning("领地数据载入时发生错误,请报告以下内容给作者: ");
			this.getLogger().warning("错误: " + ex);
			throw ex;
		}
	}

	@Override
	public void onDisable() {
		server.getScheduler().cancelTask(autosaveBukkitId);
		server.getScheduler().cancelTask(healBukkitId);
		if (cmanager.useLeases()) {
			server.getScheduler().cancelTask(leaseBukkitId);
		}
		if (cmanager.enabledRentSystem()) {
			server.getScheduler().cancelTask(rentBukkitId);
		}
		if (initsuccess) {
			try {
				saveYml();
				DataBackup.run();
			} catch (Exception ex) {
				this.getLogger().warning("领地数据保存错误,可能造成部分领地丢失,请尝试恢复备份文件!");
				this.getLogger().warning("错误: " + ex);
			}
		}
	}

	@Override
	public void onEnable() {
		try {
			log = this.getLogger();
			bukkitver = this.getServer().getBukkitVersion().substring(0, 5);
			initsuccess = false;
			deleteConfirm = new HashMap<String, String>();
			resadminToggle = new ArrayList<String>();
			server = this.getServer();
			dataFolder = this.getDataFolder();
			if (!dataFolder.isDirectory()) {
				dataFolder.mkdirs();
			}

			if (!new File(dataFolder, "config.yml").isFile()) {
				this.writeDefaultConfigFromJar();
			}
			if (this.getConfig().getInt("ResidenceVersion", 0) == 0) {
				this.writeDefaultConfigFromJar();
				this.getConfig().load("config.yml");
				this.getLogger().warning("配置文件不存在,写入默认配置文件.");
			}
			cmanager = new ConfigManager(this.getConfig());
			String multiworld = cmanager.getMultiworldPlugin();
			if (multiworld != null) {
				Plugin plugin = server.getPluginManager().getPlugin(multiworld);
				if (plugin != null) {
					if (!plugin.isEnabled()) {
						this.getLogger().info(" - 加载多世界插件: " + multiworld);
						server.getPluginManager().enablePlugin(plugin);
					}
				}
			}
			gmanager = new PermissionManager(this.getConfig());
			imanager = new WorldItemManager(this.getConfig());
			wmanager = new WorldFlagManager(this.getConfig());
			chatmanager = new ChatManager();
			rentmanager = new RentManager();
			for (String lang : validLanguages) {
				try {
					if (this.checkNewLanguageVersion(lang)) {
						this.writeDefaultLanguageFile(lang);
					}
				} catch (Exception ex) {
					this.getLogger().warning("语言文件升级失败: " + lang + ".yml");
					helppages = new HelpEntry("");
					language = new Language();
				}
			}
			File langFile = new File(new File(dataFolder, "Language"), cmanager.getLanguage() + ".yml");
			try {
				if (langFile.isFile()) {
					loadLang(langFile);
				} else {
					this.getLogger().warning("语言文件不存在...");
				}
			} catch (Exception ex) {
				this.getLogger().warning("语言文件载入失败: " + cmanager.getLanguage() + ".yml 写入默认语言文件");
				this.writeDefaultLanguageFile(cmanager.getLanguage());
				loadLang(langFile);
			}
			economy = null;
			if (this.getConfig().getBoolean("Global.EnableEconomy", false)) {
				this.getLogger().info("扫描经济系统...");
				if (gmanager.getPermissionsPlugin() instanceof ResidenceVaultAdapter) {
					ResidenceVaultAdapter vault = (ResidenceVaultAdapter) gmanager.getPermissionsPlugin();
					if (vault.economyOK()) {
						economy = vault;
						this.getLogger().info("发现 Vault 使用经济系统: " + vault.getEconomyName());
					}
				}
				if (economy == null) {
					this.loadVaultEconomy();
				}
				if (economy == null) {
					this.loadEssentialsEconomy();
				}
				if (economy == null) {
					this.getLogger().warning("未找到经济系统...");
				}
			}
			try {
				this.loadYml();
			} catch (Exception e) {
				this.getLogger().warning("领地数据载入错误,可能造成插件无法启动,请尝试恢复备份文件!");
				this.getLogger().warning("错误: " + e);
			}
			if (rmanager == null) {
				rmanager = new ResidenceManager();
			}
			if (leasemanager == null) {
				leasemanager = new LeaseManager(rmanager);
			}
			if (tmanager == null) {
				tmanager = new TransactionManager(rmanager, gmanager);
			}
			if (pmanager == null) {
				pmanager = new PermissionListManager();
			}
			if (firstenable) {
				if (!this.isEnabled())
					return;
				FlagPermissions.initValidFlags();
				Plugin p = server.getPluginManager().getPlugin("WorldEdit");
				if (p != null) {
					smanager = new WorldEditSelectionManager(server);
					useWorldEdit = true;
					this.getLogger().info("发现 WorldEdit");
				} else {
					smanager = new SelectionManager(server);
					useWorldEdit = false;
					this.getLogger().warning("WorldEdit 未找到!");
				}

				blistener = new ResidenceBlockListener();
				plistener = new ResidencePlayerListener();
				elistener = new ResidenceEntityListener();
				PluginManager pm = getServer().getPluginManager();
				pm.registerEvents(blistener, this);
				pm.registerEvents(plistener, this);
				pm.registerEvents(elistener, this);

				firstenable = false;
			} else {
				plistener.reload();
			}
			int autosaveInt = cmanager.getAutoSaveInterval();
			if (autosaveInt < 1) {
				autosaveInt = 1;
			}
			autosaveInt = autosaveInt * 60 * 20;
			autosaveBukkitId = server.getScheduler().scheduleSyncRepeatingTask(this, autoSave, autosaveInt, autosaveInt);
			healBukkitId = server.getScheduler().scheduleSyncRepeatingTask(this, doHeals, 20, 20);
			if (cmanager.useLeases()) {
				int leaseInterval = cmanager.getLeaseCheckInterval();
				if (leaseInterval < 1) {
					leaseInterval = 1;
				}
				leaseInterval = leaseInterval * 60 * 20;
				leaseBukkitId = server.getScheduler().scheduleSyncRepeatingTask(this, leaseExpire, leaseInterval, leaseInterval);
			}
			if (cmanager.enabledRentSystem()) {
				int rentint = cmanager.getRentCheckInterval();
				if (rentint < 1) {
					rentint = 1;
				}
				rentint = rentint * 60 * 20;
				rentBukkitId = server.getScheduler().scheduleSyncRepeatingTask(this, rentExpire, rentint, rentint);
			}
			for (Player player : Bukkit.getServer().getOnlinePlayers()) {
				if (Residence.getPermissionManager().isResidenceAdmin(player)) {
					turnResAdminOn(player);
				}
			}
			this.getLogger().info("载入完成! 版本: " + this.getDescription().getVersion() + " 重制 by 喵♂呜");
			initsuccess = true;
		} catch (Exception ex) {
			initsuccess = false;
			getServer().getPluginManager().disablePlugin(this);
			this.getLogger().warning(" - 初始化失败! 卸载插件! 请报告以下错误给作者,谢谢!");
			this.getLogger().warning("错误: " + ex);
		}
		new VersionChecker(this);
	}

	@Override
	public void onLoad() {
		config = new FileConfig(this, "config.yml");
	};

	@Override
	public void reloadConfig() {
		config.reload();
	}

	public void reloadPlugin() {
		this.onDisable();
		this.reloadConfig();
		this.onEnable();

	}

	@Override
	public void saveConfig() {
		config.save();
	}

	private void saveYml() throws IOException {
		File saveFolder = new File(dataFolder, "Save");
		File worldFolder = new File(saveFolder, "Worlds");
		worldFolder.mkdirs();
		YMLSaveHelper yml;
		long time = System.currentTimeMillis();
		Map<String, Object> save = rmanager.save();
		for (Entry<String, Object> entry : save.entrySet()) {
			File ymlSaveLoc = new File(worldFolder, "res_" + entry.getKey() + ".yml");
			File tmpFile = new File(worldFolder, "tmp_res_" + entry.getKey() + ".yml");
			yml = new YMLSaveHelper(tmpFile);
			yml.getRoot().put("Version", saveVersion);
			World world = server.getWorld(entry.getKey());
			if (world != null) {
				yml.getRoot().put("Seed", world.getSeed());
			}
			yml.getRoot().put("Residences", entry.getValue());
			yml.save();
			if (ymlSaveLoc.isFile()) {
				File backupFolder = new File(worldFolder, "Backup");
				backupFolder.mkdirs();
				File backupFile = new File(backupFolder, "res_" + entry.getKey() + ".yml");
				if (backupFile.isFile()) {
					backupFile.delete();
				}
				ymlSaveLoc.renameTo(backupFile);
			}
			tmpFile.renameTo(ymlSaveLoc);
		}

		// For Sale save
		File ymlSaveLoc = new File(saveFolder, "forsale.yml");
		File tmpFile = new File(saveFolder, "tmp_forsale.yml");
		yml = new YMLSaveHelper(tmpFile);
		yml.save();
		yml.getRoot().put("Version", saveVersion);
		yml.getRoot().put("Economy", tmanager.save());
		yml.save();
		if (ymlSaveLoc.isFile()) {
			File backupFolder = new File(saveFolder, "Backup");
			backupFolder.mkdirs();
			File backupFile = new File(backupFolder, "forsale.yml");
			if (backupFile.isFile()) {
				backupFile.delete();
			}
			ymlSaveLoc.renameTo(backupFile);
		}
		tmpFile.renameTo(ymlSaveLoc);

		// Leases save
		ymlSaveLoc = new File(saveFolder, "leases.yml");
		tmpFile = new File(saveFolder, "tmp_leases.yml");
		yml = new YMLSaveHelper(tmpFile);
		yml.getRoot().put("Version", saveVersion);
		yml.getRoot().put("Leases", leasemanager.save());
		yml.save();
		if (ymlSaveLoc.isFile()) {
			File backupFolder = new File(saveFolder, "Backup");
			backupFolder.mkdirs();
			File backupFile = new File(backupFolder, "leases.yml");
			if (backupFile.isFile()) {
				backupFile.delete();
			}
			ymlSaveLoc.renameTo(backupFile);
		}
		tmpFile.renameTo(ymlSaveLoc);

		// permlist save
		ymlSaveLoc = new File(saveFolder, "permlists.yml");
		tmpFile = new File(saveFolder, "tmp_permlists.yml");
		yml = new YMLSaveHelper(tmpFile);
		yml.getRoot().put("Version", saveVersion);
		yml.getRoot().put("PermissionLists", pmanager.save());
		yml.save();
		if (ymlSaveLoc.isFile()) {
			File backupFolder = new File(saveFolder, "Backup");
			backupFolder.mkdirs();
			File backupFile = new File(backupFolder, "permlists.yml");
			if (backupFile.isFile()) {
				backupFile.delete();
			}
			ymlSaveLoc.renameTo(backupFile);
		}
		tmpFile.renameTo(ymlSaveLoc);

		// rent save
		ymlSaveLoc = new File(saveFolder, "rent.yml");
		tmpFile = new File(saveFolder, "tmp_rent.yml");
		yml = new YMLSaveHelper(tmpFile);
		yml.getRoot().put("Version", saveVersion);
		yml.getRoot().put("RentSystem", rentmanager.save());
		yml.save();
		if (ymlSaveLoc.isFile()) {
			File backupFolder = new File(saveFolder, "Backup");
			backupFolder.mkdirs();
			File backupFile = new File(backupFolder, "rent.yml");
			if (backupFile.isFile()) {
				backupFile.delete();
			}
			ymlSaveLoc.renameTo(backupFile);
		}
		tmpFile.renameTo(ymlSaveLoc);
		this.getLogger().info("保存领地数据到文件中,耗时" + ((float) (System.currentTimeMillis() - time) / 1000) + " 秒)");
		if (cmanager.showIntervalMessages()) {
			this.getLogger().info(" - 保存插件数据...");
		}
	}

	private void writeDefaultConfigFromJar() {
		if (this.writeDefaultFileFromJar(new File(this.getDataFolder(), "config.yml"), "config.yml", true)) {
			this.getLogger().info("保存默认配置文件...");
		}
	}

	@SuppressWarnings("resource")
	private boolean writeDefaultFileFromJar(File writeName, String jarPath, boolean backupOld) {
		try {
			File fileBackup = new File(this.getDataFolder(), "backup-" + writeName);
			File jarloc = new File(getClass().getProtectionDomain().getCodeSource().getLocation().toURI()).getCanonicalFile();
			if (jarloc.isFile()) {
				JarFile jar = new JarFile(jarloc);
				JarEntry entry = jar.getJarEntry(jarPath);
				if (entry != null && !entry.isDirectory()) {
					InputStream in = jar.getInputStream(entry);
					InputStreamReader isr = new InputStreamReader(in, "UTF8");
					if (writeName.isFile()) {
						if (backupOld) {
							if (fileBackup.isFile()) {
								fileBackup.delete();
							}
							writeName.renameTo(fileBackup);
						} else {
							writeName.delete();
						}
					}
					FileOutputStream out = new FileOutputStream(writeName);
					OutputStreamWriter osw = new OutputStreamWriter(out, "UTF8");
					char[] tempbytes = new char[512];
					int readbytes = isr.read(tempbytes, 0, 512);
					while (readbytes > -1) {
						osw.write(tempbytes, 0, readbytes);
						readbytes = isr.read(tempbytes, 0, 512);
					}
					osw.close();
					isr.close();
					return true;
				}
			}
			return false;
		} catch (Exception ex) {
			this.getLogger().warning("文件写入失败: " + writeName);
			return false;
		}
	}

	private void writeDefaultLanguageFile(String lang) {
		File outFile = new File(new File(this.getDataFolder(), "Language"), lang + ".yml");
		outFile.getParentFile().mkdirs();
		if (this.writeDefaultFileFromJar(outFile, "languagefiles/" + lang + ".yml", true)) {
			this.getLogger().info("保存默认 " + lang + " 语言文件...");
		}
	}
}