91 lines
3.2 KiB
Java
91 lines
3.2 KiB
Java
/*
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* This file is part of the L2J Mobius project.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.l2jmobius.actions;
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import java.io.File;
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import java.io.FileInputStream;
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import com.l2jmobius.L2ClientDat;
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import com.l2jmobius.clientcryptor.DatFile;
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import com.l2jmobius.clientcryptor.crypt.DatCrypter;
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public class MassRecryptor
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{
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private static final MassRecryptor _instance = new MassRecryptor();
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public static MassRecryptor getInstance()
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{
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return _instance;
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}
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public void recrypt(String chronicle, String path, DatCrypter decCrypter, DatCrypter enCrypter)
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{
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L2ClientDat.addLogConsole("Mass recrypt with using " + chronicle + " chronicles by path [" + path + "]", true);
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File baseDir = new File(path);
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if (!baseDir.exists())
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{
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L2ClientDat.addLogConsole("Directory [" + path + "] does not exists.", true);
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return;
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}
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String recryptDirPath = path + "/" + "!recrypted";
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File recryptDir = new File(recryptDirPath);
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if (!recryptDir.exists() && !recryptDir.mkdir())
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{
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L2ClientDat.addLogConsole("Cannot create recrypt directory [" + recryptDirPath + "].", true);
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return;
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}
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long startTime = System.currentTimeMillis();
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for (File file : baseDir.listFiles(pathname -> pathname.getName().endsWith(".dat") || pathname.getName().endsWith(".ini") || pathname.getName().endsWith(".htm")))
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{
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try
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{
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try (FileInputStream fis = new FileInputStream(file);)
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{
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if (fis.available() < 28)
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{
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L2ClientDat.addLogConsole(file.getName() + " The file is too small.", true);
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return;
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}
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byte[] head = new byte[28];
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fis.read(head);
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String header = new String(head, "UTF-16LE");
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if (!header.startsWith("Lineage2Ver"))
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{
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L2ClientDat.addLogConsole("File " + file.getName() + " not encrypted. Skip decrypt.", true);
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continue;
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}
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if (Integer.valueOf(header.substring(11)).intValue() != decCrypter.getCode())
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{
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L2ClientDat.addLogConsole("File " + file.getName() + " encrypted code: " + header + ". Skip decrypt.", true);
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continue;
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}
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L2ClientDat.addLogConsole("Recrypting [" + file.getName() + "]", true);
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DatFile dat = new DatFile(file.getAbsolutePath());
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dat.decrypt(decCrypter);
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DatFile.encrypt(dat.getBuff().array(), recryptDirPath + "/" + file.getName(), enCrypter);
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}
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}
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catch (Exception e)
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{
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L2ClientDat.addLogConsole(file.getName() + " Decrypt failed.", true);
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}
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}
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long diffTime = (System.currentTimeMillis() - startTime) / 1000L;
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L2ClientDat.addLogConsole("Completed. Elapsed ".concat(String.valueOf(diffTime)).concat(" sec"), true);
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}
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}
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