diff --git a/common/codechicken/core/launch/DepLoader.java b/common/codechicken/core/launch/DepLoader.java
new file mode 100644
index 000000000..e0f45f8df
--- /dev/null
+++ b/common/codechicken/core/launch/DepLoader.java
@@ -0,0 +1,684 @@
+package codechicken.core.launch;
+
+import java.awt.Desktop;
+import java.awt.Dimension;
+import java.awt.Dialog.ModalityType;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.InterruptedIOException;
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.net.URLConnection;
+import java.nio.ByteBuffer;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+import javax.swing.Box;
+import javax.swing.JDialog;
+import javax.swing.JEditorPane;
+import javax.swing.JLabel;
+import javax.swing.JOptionPane;
+import javax.swing.JProgressBar;
+import javax.swing.WindowConstants;
+import javax.swing.event.HyperlinkEvent;
+import javax.swing.event.HyperlinkListener;
+
+import argo.jdom.JdomParser;
+import argo.jdom.JsonNode;
+import argo.jdom.JsonRootNode;
+import argo.jdom.JsonStringNode;
+import argo.saj.InvalidSyntaxException;
+
+import net.minecraft.launchwrapper.LaunchClassLoader;
+
+import cpw.mods.fml.common.versioning.ComparableVersion;
+import cpw.mods.fml.relauncher.FMLInjectionData;
+import cpw.mods.fml.relauncher.FMLLaunchHandler;
+import cpw.mods.fml.relauncher.IFMLCallHook;
+import cpw.mods.fml.relauncher.IFMLLoadingPlugin;
+
+/**
+ * For autodownloading stuff.
+ * This is really unoriginal, mostly ripped off FML, credits to cpw.
+ */
+public class DepLoader implements IFMLLoadingPlugin, IFMLCallHook
+{
+ private static ByteBuffer downloadBuffer = ByteBuffer.allocateDirect(1 << 23);
+ private static final String owner = "CB's DepLoader";
+ private static DepLoadInst inst;
+
+ public interface IDownloadDisplay
+ {
+ void resetProgress(int sizeGuess);
+
+ void setPokeThread(Thread currentThread);
+
+ void updateProgress(int fullLength);
+
+ boolean shouldStopIt();
+
+ void updateProgressString(String string, Object ... data);
+
+ Object makeDialog();
+
+ void showErrorDialog(String name, String url);
+ }
+
+ @SuppressWarnings("serial")
+ public static class Downloader extends JOptionPane implements IDownloadDisplay
+ {
+ private JDialog container;
+ private JLabel currentActivity;
+ private JProgressBar progress;
+ boolean stopIt;
+ Thread pokeThread;
+
+ private Box makeProgressPanel()
+ {
+ Box box = Box.createVerticalBox();
+ box.add(Box.createRigidArea(new Dimension(0,10)));
+ JLabel welcomeLabel = new JLabel(""+owner+" is setting up your minecraft environment");
+ box.add(welcomeLabel);
+ welcomeLabel.setAlignmentY(LEFT_ALIGNMENT);
+ welcomeLabel = new JLabel("Please wait, "+owner+" has some tasks to do before you can play");
+ welcomeLabel.setAlignmentY(LEFT_ALIGNMENT);
+ box.add(welcomeLabel);
+ box.add(Box.createRigidArea(new Dimension(0,10)));
+ currentActivity = new JLabel("Currently doing ...");
+ box.add(currentActivity);
+ box.add(Box.createRigidArea(new Dimension(0,10)));
+ progress = new JProgressBar(0, 100);
+ progress.setStringPainted(true);
+ box.add(progress);
+ box.add(Box.createRigidArea(new Dimension(0,30)));
+ return box;
+ }
+
+ @Override
+ public JDialog makeDialog()
+ {
+ if(container != null)
+ return container;
+
+ setMessageType(JOptionPane.INFORMATION_MESSAGE);
+ setMessage(makeProgressPanel());
+ setOptions(new Object[] { "Stop" });
+ addPropertyChangeListener(new PropertyChangeListener()
+ {
+ @Override
+ public void propertyChange(PropertyChangeEvent evt)
+ {
+ if (evt.getSource() == Downloader.this && evt.getPropertyName()==VALUE_PROPERTY)
+ {
+ requestClose("This will stop minecraft from launching\nAre you sure you want to do this?");
+ }
+ }
+ });
+ container = new JDialog(null, "Hello", ModalityType.MODELESS);
+ container.setResizable(false);
+ container.setLocationRelativeTo(null);
+ container.add(this);
+ this.updateUI();
+ container.pack();
+ container.setMinimumSize(container.getPreferredSize());
+ container.setVisible(true);
+ container.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
+ container.addWindowListener(new WindowAdapter()
+ {
+ @Override
+ public void windowClosing(WindowEvent e)
+ {
+ requestClose("Closing this window will stop minecraft from launching\nAre you sure you wish to do this?");
+ }
+ });
+ return container;
+ }
+
+ protected void requestClose(String message)
+ {
+ int shouldClose = JOptionPane.showConfirmDialog(container, message, "Are you sure you want to stop?", JOptionPane.YES_NO_OPTION, JOptionPane.WARNING_MESSAGE);
+ if (shouldClose == JOptionPane.YES_OPTION)
+ container.dispose();
+
+ stopIt = true;
+ if (pokeThread != null)
+ pokeThread.interrupt();
+ }
+
+ @Override
+ public void updateProgressString(String progressUpdate, Object... data)
+ {
+ //FMLLog.finest(progressUpdate, data);
+ if (currentActivity!=null)
+ currentActivity.setText(String.format(progressUpdate, data));
+ }
+
+ @Override
+ public void resetProgress(int sizeGuess)
+ {
+ if (progress!=null)
+ progress.getModel().setRangeProperties(0, 0, 0, sizeGuess, false);
+ }
+
+ @Override
+ public void updateProgress(int fullLength)
+ {
+ if (progress!=null)
+ progress.getModel().setValue(fullLength);
+ }
+
+ @Override
+ public void setPokeThread(Thread currentThread)
+ {
+ this.pokeThread = currentThread;
+ }
+
+ @Override
+ public boolean shouldStopIt()
+ {
+ return stopIt;
+ }
+
+ @Override
+ public void showErrorDialog(String name, String url) {
+ JEditorPane ep = new JEditorPane("text/html",
+ "" +
+ owner+" was unable to download required library "+name +
+ "
Check your internet connection and try restarting or download it manually from" +
+ "
"+url+" and put it in your mods folder" +
+ "");
+
+ ep.setEditable(false);
+ ep.setOpaque(false);
+ ep.addHyperlinkListener(new HyperlinkListener()
+ {
+ @Override
+ public void hyperlinkUpdate(HyperlinkEvent event)
+ {
+ try
+ {
+ if (event.getEventType().equals(HyperlinkEvent.EventType.ACTIVATED))
+ Desktop.getDesktop().browse(event.getURL().toURI());
+ }
+ catch(Exception e)
+ {}
+ }
+ });
+
+ JOptionPane.showMessageDialog(null, ep, "A download error has occured", JOptionPane.ERROR_MESSAGE);
+ }
+ }
+
+ public static class DummyDownloader implements IDownloadDisplay
+ {
+ @Override
+ public void resetProgress(int sizeGuess)
+ {
+ }
+
+ @Override
+ public void setPokeThread(Thread currentThread)
+ {
+ }
+
+ @Override
+ public void updateProgress(int fullLength)
+ {
+ }
+
+ @Override
+ public boolean shouldStopIt()
+ {
+ return false;
+ }
+
+ @Override
+ public void updateProgressString(String string, Object... data)
+ {
+ }
+
+ @Override
+ public Object makeDialog()
+ {
+ return null;
+ }
+
+ @Override
+ public void showErrorDialog(String name, String url) {
+ }
+ }
+
+ public static class Dependancy
+ {
+ public String url;
+ public String[] filesplit;
+ public ComparableVersion version;
+
+ public String existing;
+ /**
+ * Flag set to add this dep to the classpath immediately because it is required for a coremod.
+ */
+ public boolean coreLib;
+
+ public Dependancy(String url, String[] filesplit, boolean coreLib)
+ {
+ this.url = url;
+ this.filesplit = filesplit;
+ this.coreLib = coreLib;
+ version = new ComparableVersion(filesplit[1]);
+ }
+
+ public String getName()
+ {
+ return filesplit[0];
+ }
+
+ public String fileName()
+ {
+ return filesplit[0]+filesplit[1]+filesplit[2];
+ }
+ }
+
+ public static class DepLoadInst
+ {
+ private File modsDir;
+ private File v_modsDir;
+ private IDownloadDisplay downloadMonitor;
+ private JDialog popupWindow;
+
+ private Map depMap = new HashMap();
+ private HashSet depSet = new HashSet();
+
+ public DepLoadInst()
+ {
+ String mcVer = (String) FMLInjectionData.data()[4];
+ File mcDir = (File) FMLInjectionData.data()[6];
+
+ modsDir = new File(mcDir, "mods");
+ v_modsDir = new File(mcDir, "mods/"+mcVer);
+ if(!v_modsDir.exists())
+ v_modsDir.mkdirs();
+ }
+
+ private void addClasspath(String name)
+ {
+ try
+ {
+ ((LaunchClassLoader)DepLoader.class.getClassLoader()).addURL(new File(v_modsDir, name).toURI().toURL());
+ }
+ catch(MalformedURLException e)
+ {
+ throw new RuntimeException(e);
+ }
+ }
+
+ private void download(Dependancy dep)
+ {
+ popupWindow = (JDialog) downloadMonitor.makeDialog();
+ File libFile = new File(v_modsDir, dep.fileName());
+ try
+ {
+ URL libDownload = new URL(dep.url+'/'+dep.fileName());
+ downloadMonitor.updateProgressString("Downloading file %s", libDownload.toString());
+ System.out.format("Downloading file %s\n", libDownload.toString());
+ URLConnection connection = libDownload.openConnection();
+ connection.setConnectTimeout(5000);
+ connection.setReadTimeout(5000);
+ connection.setRequestProperty("User-Agent", ""+owner+" Downloader");
+ int sizeGuess = connection.getContentLength();
+ download(connection.getInputStream(), sizeGuess, libFile);
+ downloadMonitor.updateProgressString("Download complete");
+ System.out.println("Download complete");
+
+ scanDepInfo(libFile);
+ }
+ catch (Exception e)
+ {
+ libFile.delete();
+ if (downloadMonitor.shouldStopIt())
+ {
+ System.err.println("You have stopped the downloading operation before it could complete");
+ System.exit(1);
+ return;
+ }
+ downloadMonitor.showErrorDialog(dep.fileName(), dep.url+'/'+dep.fileName());
+ throw new RuntimeException("A download error occured", e);
+ }
+ }
+
+ private void download(InputStream is, int sizeGuess, File target) throws Exception
+ {
+ if (sizeGuess > downloadBuffer.capacity())
+ throw new Exception(String.format("The file %s is too large to be downloaded by "+owner+" - the download is invalid", target.getName()));
+
+ downloadBuffer.clear();
+
+ int bytesRead, fullLength = 0;
+
+ downloadMonitor.resetProgress(sizeGuess);
+ try
+ {
+ downloadMonitor.setPokeThread(Thread.currentThread());
+ byte[] smallBuffer = new byte[1024];
+ while ((bytesRead = is.read(smallBuffer)) >= 0) {
+ downloadBuffer.put(smallBuffer, 0, bytesRead);
+ fullLength += bytesRead;
+ if (downloadMonitor.shouldStopIt())
+ {
+ break;
+ }
+ downloadMonitor.updateProgress(fullLength);
+ }
+ is.close();
+ downloadMonitor.setPokeThread(null);
+ downloadBuffer.limit(fullLength);
+ downloadBuffer.position(0);
+ }
+ catch (InterruptedIOException e)
+ {
+ // We were interrupted by the stop button. We're stopping now.. clear interruption flag.
+ Thread.interrupted();
+ throw new Exception("Stop");
+ }
+ catch (IOException e)
+ {
+ throw e;
+ }
+
+ try
+ {
+ /*String cksum = generateChecksum(downloadBuffer);
+ if (cksum.equals(validationHash))
+ {*/
+ if(!target.exists())
+ target.createNewFile();
+
+
+ downloadBuffer.position(0);
+ FileOutputStream fos = new FileOutputStream(target);
+ fos.getChannel().write(downloadBuffer);
+ fos.close();
+ /*}
+ else
+ {
+ throw new RuntimeException(String.format("The downloaded file %s has an invalid checksum %s (expecting %s). The download did not succeed correctly and the file has been deleted. Please try launching again.", target.getName(), cksum, validationHash));
+ }*/
+ }
+ catch (Exception e)
+ {
+ throw e;
+ }
+ }
+
+ private String checkExisting(String[] dependancy)
+ {
+ for(File f : modsDir.listFiles())
+ {
+ String[] split = splitFileName(f.getName());
+ if(split == null || !split[0].equals(dependancy[0]))
+ continue;
+
+ if(f.renameTo(new File(v_modsDir, f.getName())))
+ continue;
+
+ if(f.delete())
+ continue;
+
+ f.deleteOnExit();
+ }
+
+ for(File f : v_modsDir.listFiles())
+ {
+ String[] split = splitFileName(f.getName());
+ if(split == null || !split[0].equals(dependancy[0]))
+ continue;
+
+ ComparableVersion found = new ComparableVersion(split[1]);
+ ComparableVersion requested = new ComparableVersion(dependancy[1]);
+
+ int cmp = found.compareTo(requested);
+ if(cmp < 0)
+ {
+ System.out.println("Deleted old version "+f.getName());
+ f.delete();
+ return null;
+ }
+ if(cmp > 0)
+ {
+ System.err.println("Warning: version of "+dependancy[0]+", "+split[1]+" is newer than request "+dependancy[1]);
+ return f.getName();
+ }
+ return f.getName();//found dependancy
+ }
+ return null;
+ }
+
+ public void load()
+ {
+ scanDepInfos();
+ if(depMap.isEmpty())
+ return;
+
+ loadDeps();
+ activateDeps();
+ }
+
+ private void activateDeps()
+ {
+ for(Dependancy dep : depMap.values())
+ if(dep.coreLib)
+ addClasspath(dep.existing);
+ }
+
+ private void loadDeps()
+ {
+ downloadMonitor = FMLLaunchHandler.side().isClient() ? new Downloader() : new DummyDownloader();
+ try
+ {
+ while(!depSet.isEmpty())
+ {
+ Iterator it = depSet.iterator();
+ Dependancy dep = depMap.get(it.next());
+ it.remove();
+ load(dep);
+ }
+ }
+ finally
+ {
+ if (popupWindow != null)
+ {
+ popupWindow.setVisible(false);
+ popupWindow.dispose();
+ }
+ }
+ }
+
+ private void load(Dependancy dep)
+ {
+ dep.existing = checkExisting(dep.filesplit);
+ if(dep.existing == null)//download dep
+ {
+ download(dep);
+ dep.existing = dep.fileName();
+ }
+ }
+
+ private List modFiles()
+ {
+ List list = new LinkedList();
+ list.addAll(Arrays.asList(modsDir.listFiles()));
+ list.addAll(Arrays.asList(v_modsDir.listFiles()));
+ return list;
+ }
+
+ private void scanDepInfos()
+ {
+ for(File file : modFiles())
+ {
+ if(!file.getName().endsWith(".jar") && !file.getName().endsWith(".zip"))
+ continue;
+
+ scanDepInfo(file);
+ }
+ }
+
+ private void scanDepInfo(File file)
+ {
+ try
+ {
+ ZipFile zip = new ZipFile(file);
+ ZipEntry e = zip.getEntry("dependancies.info");
+ if(e != null)
+ loadJSon(zip.getInputStream(e));
+ zip.close();
+ }
+ catch(Exception e)
+ {
+ System.err.println("Failed to load dependancies.info from "+file.getName()+" as JSON");
+ e.printStackTrace();
+ }
+ }
+
+ private void loadJSon(InputStream input) throws IOException, InvalidSyntaxException
+ {
+ InputStreamReader reader = new InputStreamReader(input);
+ JsonRootNode root = new JdomParser().parse(reader);
+ if(root.hasElements())
+ loadJSonArr(root);
+ else
+ loadJson(root);
+ reader.close();
+ }
+
+ private void loadJSonArr(JsonRootNode root) throws IOException
+ {
+ for(JsonNode node : root.getElements())
+ loadJson(node);
+ }
+
+ private void loadJson(JsonNode node) throws IOException
+ {
+ boolean obfuscated = ((LaunchClassLoader)DepLoader.class.getClassLoader())
+ .getClassBytes("net.minecraft.world.World") == null;
+
+ String testClass = node.getStringValue("class");
+ if(DepLoader.class.getResource("/"+testClass.replace('.', '/')+".class") != null)
+ return;
+
+ String repo = node.getStringValue("repo");
+ String file = node.getStringValue("file");
+ if(!obfuscated && node.isNode("dev"))
+ file = node.getStringValue("dev");
+
+ boolean coreLib = node.isNode("coreLib") && node.getBooleanValue("coreLib");
+
+ List reserved = Arrays.asList("repo", "file", "class", "dev", "coreLib");
+ for(Entry e : node.getFields().entrySet())
+ {
+ String s = e.getKey().getText();
+ if(!e.getValue().hasText() || reserved.contains(s))
+ continue;
+
+ file = file.replaceAll("@"+s.toUpperCase()+"@", e.getValue().getText());
+ }
+
+ String[] split = splitFileName(file);
+ if(split == null)
+ throw new RuntimeException("Invalid filename format for dependancy: "+file);
+
+ addDep(new Dependancy(repo, split, coreLib));
+ }
+
+ private void addDep(Dependancy newDep)
+ {
+ if(mergeNew(depMap.get(newDep.getName()), newDep))
+ {
+ depMap.put(newDep.getName(), newDep);
+ depSet.add(newDep.getName());
+ }
+ }
+
+ private boolean mergeNew(Dependancy oldDep, Dependancy newDep) {
+ if(oldDep == null)
+ return true;
+
+ Dependancy newest = newDep.version.compareTo(oldDep.version) > 0 ? newDep : oldDep;
+ newest.coreLib = newDep.coreLib || oldDep.coreLib;
+
+ return newest == newDep;
+ }
+ }
+
+ public static void load()
+ {
+ if(inst == null)
+ {
+ inst = new DepLoadInst();
+ inst.load();
+ }
+ }
+
+ private static String[] splitFileName(String filename)
+ {
+ Pattern p = Pattern.compile("(.+?)([\\d\\.\\w]+)(\\.[^\\d]+)");
+ Matcher m = p.matcher(filename);
+ if(!m.matches())
+ return null;
+
+ return new String[]{m.group(1), m.group(2), m.group(3)};
+ }
+
+ @Override
+ public String[] getASMTransformerClass()
+ {
+ return null;
+ }
+
+ @Override
+ public String getModContainerClass()
+ {
+ return null;
+ }
+
+ @Override
+ public String getSetupClass()
+ {
+ return getClass().getName();
+ }
+
+ @Override
+ public void injectData(Map data)
+ {
+ }
+
+ @Override
+ public Void call()
+ {
+ load();
+
+ return null;
+ }
+
+ @Override
+ public String[] getLibraryRequestClass()
+ {
+ return null;
+ }
+}
diff --git a/resources/dependancies.info b/resources/dependancies.info
new file mode 100644
index 000000000..c4804f74f
--- /dev/null
+++ b/resources/dependancies.info
@@ -0,0 +1,8 @@
+{
+ "repo": "https://dl.dropboxusercontent.com/u/56679758/WorldCore/",
+ "file": "WorldCore-universal-1.6.4-1.0.0.1.jar",
+ "class": “worldcore.asm”.WCFMLLoadingPlugin,
+ "version": “1.0.0.1”,
+ "mcversion": "1.6.4",
+ "coreLib": true
+}
\ No newline at end of file