66 lines
2.0 KiB
Java
66 lines
2.0 KiB
Java
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import java.io.ByteArrayOutputStream;
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import java.io.DataOutputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.nio.charset.Charset;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.util.ArrayList;
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import com.jcraft.jzlib.Deflater;
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import com.jcraft.jzlib.DeflaterOutputStream;
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public class CompilePackage {
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private static ArrayList<File> files = new ArrayList();
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public static void main(String[] args) throws IOException, NoSuchAlgorithmException {
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File root = new File(args[0]);
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listDirectory(root);
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ByteArrayOutputStream osb = new ByteArrayOutputStream();
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DataOutputStream os = new DataOutputStream(osb);
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String start = root.getAbsolutePath();
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os.write("EAGPKG!!".getBytes(Charset.forName("UTF-8")));
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os.writeUTF("\n\n # eaglercraft package file - assets copyright mojang ab\n # eagler eagler eagler eagler eagler eagler eagler\n\n");
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Deflater d = new Deflater(9);
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os = new DataOutputStream(new DeflaterOutputStream(osb, d));
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MessageDigest md = MessageDigest.getInstance("SHA-1");
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for(File f : files) {
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os.writeUTF("<file>");
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String p = f.getAbsolutePath().replace(start, "").replace('\\', '/');
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if(p.startsWith("/")) p = p.substring(1);
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os.writeUTF(p);
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InputStream stream = new FileInputStream(f);
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byte[] targetArray = new byte[stream.available()];
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stream.read(targetArray);
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stream.close();
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os.write(md.digest(targetArray));
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os.writeInt(targetArray.length);
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os.write(targetArray);
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os.writeUTF("</file>");
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}
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os.writeUTF(" end");
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os.flush();
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os.close();
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FileOutputStream out = new FileOutputStream(new File("out.epk"));
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out.write(osb.toByteArray());
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out.close();
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}
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public static void listDirectory(File dir) {
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for(File f : dir.listFiles()) {
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if(f.isDirectory()) {
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listDirectory(f);
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}else {
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files.add(f);
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}
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}
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}
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}
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