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Toying with Deploader

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Adubbz 2013-11-06 19:16:28 +11:00
parent 72ff3b3d84
commit 5c5fed5dc7
2 changed files with 692 additions and 0 deletions
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684
common/codechicken/core/launch/DepLoader.java Normal file
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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("<html><b><font size='+1'>"+owner+" is setting up your minecraft environment</font></b></html>");
box.add(welcomeLabel);
welcomeLabel.setAlignmentY(LEFT_ALIGNMENT);
welcomeLabel = new JLabel("<html>Please wait, "+owner+" has some tasks to do before you can play</html>");
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",
"<html>" +
owner+" was unable to download required library "+name +
"<br>Check your internet connection and try restarting or download it manually from" +
"<br><a href=\""+url+"\">"+url+"</a> and put it in your mods folder" +
"</html>");
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<String, Dependancy> depMap = new HashMap<String, Dependancy>();
private HashSet<String> depSet = new HashSet<String>();
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<String> 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<File> modFiles()
{
List<File> list = new LinkedList<File>();
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<String> reserved = Arrays.asList("repo", "file", "class", "dev", "coreLib");
for(Entry<JsonStringNode, JsonNode> 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<String, Object> data)
{
}
@Override
public Void call()
{
load();
return null;
}
@Override
public String[] getLibraryRequestClass()
{
return null;
}
}

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resources/dependancies.info Normal file
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{
"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
}