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fix: moved out launcher plugin

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zaaarf 2023-02-07 03:25:13 +01:00
parent 57ff40491b
commit d399b4ff66
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2 changed files with 1 additions and 114 deletions
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2
build.gradle
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@ -1,4 +1,4 @@
apply plugin: 'java'
apply plugin: 'java-library'
java.toolchain.languageVersion = JavaLanguageVersion.of(8)

113
src/main/java/ftbsc/lll/loader/LilleroLoader.java
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@ -1,113 +0,0 @@
package ftbsc.lll.loader;
import cpw.mods.modlauncher.serviceapi.ILaunchPluginService;
import ftbsc.lll.IInjector;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.objectweb.asm.Type;
import org.objectweb.asm.tree.ClassNode;
import org.objectweb.asm.tree.MethodNode;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.EnumSet;
import java.util.List;
import java.util.Map;
import java.util.ServiceLoader;
import java.util.stream.Collectors;
public class LilleroLoader implements ILaunchPluginService {
public static final Logger LOGGER = LogManager.getLogger("LilleroLoader");
public static final String NAME = "lillero-loader";
private List<IInjector> injectors = new ArrayList<>();
public LilleroLoader() {
LOGGER.info("Lillero Patch Loader initialized");
}
@Override
public String name() {
return NAME;
}
// Load mods requesting patches from resources
@Override
public void offerResource(Path resource, String name) {
LOGGER.warn(String.format("Resource offered to us: %s @ '%s'", name, resource.toString()));
}
@Override
public void addResources(List<Map.Entry<String, Path>> resources) {
LOGGER.info("Resources being added:");
for (Map.Entry<String, Path> row : resources) {
LOGGER.info(String.format("> %s @ '%s'", row.getKey(), row.getValue().toString()));
try {
URL jarUrl = new URL("file:" + row.getValue().toString());
URLClassLoader loader = new URLClassLoader(new URL[] { jarUrl });
for (IInjector inj : ServiceLoader.load(IInjector.class, loader)) {
LOGGER.info(String.format("Registering injector %s", inj.name()));
this.injectors.add(inj);
}
} catch (MalformedURLException e) {
LOGGER.error(String.format("Malformed URL for resource %s - 'file:%s'", row.getKey(), row.getValue().toString()));
}
}
}
// Filter only classes we need to patch
@Override
public EnumSet<Phase> handlesClass(Type classType, final boolean isEmpty) {
throw new IllegalStateException("Outdated ModLauncher"); //mixin does it
}
private static final EnumSet<Phase> YAY = EnumSet.of(Phase.BEFORE);
private static final EnumSet<Phase> NAY = EnumSet.noneOf(Phase.class);
@Override
public EnumSet<Phase> handlesClass(Type classType, final boolean isEmpty, final String reason) {
if (isEmpty) return NAY;
// TODO can I make a set of target classes to make this faster
for (IInjector inj : this.injectors) {
if (inj.targetClass().equals(classType.getClassName()))
return YAY;
}
return NAY;
}
// Process classes and inject methods
@Override
public int processClassWithFlags(Phase phase, ClassNode classNode, Type classType, String reason) {
LOGGER.debug("Processing class {} in phase {} of {}", classType.getClassName(), phase.name(), reason);
List<IInjector> relevantInjectors = this.injectors.stream()
.filter(i -> i.targetClass().equals(classType.getClassName()))
.collect(Collectors.toList());
boolean modified = false;
for (MethodNode method : classNode.methods) {
for (IInjector inj : relevantInjectors) {
if (
inj.methodName().equals(method.name) &&
inj.methodDesc().equals(method.desc)
) {
LOGGER.info(String.format("Patching %s.%s with %s", classType.getClassName(), method.name, inj.name()));
inj.inject(classNode, method); // TODO catch patching exceptions
modified = true;
}
}
}
return modified ? ComputeFlags.COMPUTE_FRAMES : ComputeFlags.NO_REWRITE;
}
}