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fix mixin plugin transformer again

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FalsePattern committed 2022-08-24 20:35:34 +02:00
1 parent 673269fb07
commit ca9292c616
1 file changed
+41 -10
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src/main/java/com/falsepattern/lib/internal/asm/IMixinPluginTransformer.java
+41 -10
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@@ -26,8 +26,16 @@ import com.falsepattern.lib.internal.Tags;
import com.falsepattern.lib.mixin.MixinInfo;
import lombok.val;
import org.objectweb.asm.tree.ClassNode;
import org.objectweb.asm.tree.MethodNode;
import java.util.List;
public class IMixinPluginTransformer implements IClassNodeTransformer {
private static final String CLASSNODE_MIXINBOOTER = "org/spongepowered/libraries/org/objectweb/asm/tree/ClassNode";
private static final String CLASSNODE_SPONGEMIXINS = "org/spongepowered/asm/lib/tree/ClassNode";
private static final String IMIXINPLUGIN = Tags.GROUPNAME + ".mixin.IMixinPlugin";
private static final String IMIXINPLUGIN_INTERNAL = IMIXINPLUGIN.replace('.', '/');
private static final String IMIXINCONFIGPLUGIN_INTERNAL = "org/spongepowered/asm/mixin/extensibility/IMixinConfigPlugin";
@Override
public String getName() {
return "IMixinPluginTransformer";
@@ -35,22 +43,45 @@ public class IMixinPluginTransformer implements IClassNodeTransformer {
@Override
public boolean shouldTransform(ClassNode cn, String transformedName, boolean obfuscated) {
return transformedName.equals(Tags.GROUPNAME + ".mixin.IMixinPlugin");
return transformedName.equals(IMIXINPLUGIN) ||
cn.interfaces.stream().anyMatch((i) -> i.equals(IMIXINPLUGIN_INTERNAL) || i.equals(IMIXINCONFIGPLUGIN_INTERNAL));
}
@Override
public void transform(ClassNode cn, String transformedName, boolean obfuscated) {
val methods = cn.methods;
if (transformedName.equals(IMIXINPLUGIN)) {
transformIMixinPlugin(cn);
} else {
transformPlugin(cn, transformedName);
}
}
private static void transformIMixinPlugin(ClassNode cn) {
if (!MixinInfo.isMixinBooterLegacy()) {
FPTransformer.LOG.info("Could not detect MixinBooterLegacy. Converting IMixinPlugin to legacy compat mode.");
for (val method : methods) {
if (method.name.equals("preApply") || method.name.equals("postApply")) {
method.desc = method.desc.replace("org/spongepowered/libraries/org/objectweb/asm/tree/ClassNode",
"org/spongepowered/asm/lib/tree/ClassNode");
for (val local: method.localVariables) {
local.desc = local.desc.replace("org/spongepowered/libraries/org/objectweb/asm/tree/ClassNode",
"org/spongepowered/asm/lib/tree/ClassNode");
}
doRename(cn.methods, CLASSNODE_MIXINBOOTER, CLASSNODE_SPONGEMIXINS);
}
}
private static void transformPlugin(ClassNode cn, String transformedName) {
FPTransformer.LOG.info("Transforming " + transformedName + " to fit current mixin environment.");
if (!MixinInfo.isMixinBooterLegacy()) {
doRename(cn.methods, CLASSNODE_MIXINBOOTER, CLASSNODE_SPONGEMIXINS);
} else {
doRename(cn.methods, CLASSNODE_SPONGEMIXINS, CLASSNODE_MIXINBOOTER);
}
}
private static void doRename(List<MethodNode> methods, String from, String to) {
for (val method : methods) {
if (method.name.equals("preApply") || method.name.equals("postApply")) {
val newDesc = method.desc.replace(from, to);
if (!method.desc.equals(newDesc)) {
FPTransformer.LOG.debug(method.name + method.desc + " -> " + method.name + newDesc);
}
method.desc = newDesc;
for (val local: method.localVariables) {
local.desc = local.desc.replace(from, to);
}
}
}