mirror of
https://github.com/PaperMC/Paper.git
synced 2024-11-02 17:01:38 +01:00
195 lines
8.2 KiB
Diff
195 lines
8.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Zach Brown <zach@zachbr.io>
|
|
Date: Wed, 3 Oct 2018 20:09:18 -0400
|
|
Subject: [PATCH] Hook into CB plugin rewrites
|
|
|
|
Allows us to do fun stuff like rewrite the OBC util fastutil location to
|
|
our own relocation. Also lets us rewrite NMS calls for when we're
|
|
debugging in an IDE pre-relocate.
|
|
|
|
diff --git a/src/main/java/org/bukkit/craftbukkit/util/Commodore.java b/src/main/java/org/bukkit/craftbukkit/util/Commodore.java
|
|
index e342ea27a8a689ea080c7881711a5dcd6322c914..2eb62af25076b7160b0159ec382baebe5162b024 100644
|
|
--- a/src/main/java/org/bukkit/craftbukkit/util/Commodore.java
|
|
+++ b/src/main/java/org/bukkit/craftbukkit/util/Commodore.java
|
|
@@ -6,7 +6,9 @@ import java.io.FileOutputStream;
|
|
import java.io.InputStream;
|
|
import java.util.Arrays;
|
|
import java.util.Enumeration;
|
|
+import java.util.HashMap;
|
|
import java.util.HashSet;
|
|
+import java.util.Map;
|
|
import java.util.Set;
|
|
import java.util.jar.JarEntry;
|
|
import java.util.jar.JarFile;
|
|
@@ -20,10 +22,15 @@ import org.bukkit.plugin.AuthorNagException;
|
|
import org.objectweb.asm.ClassReader;
|
|
import org.objectweb.asm.ClassVisitor;
|
|
import org.objectweb.asm.ClassWriter;
|
|
+import org.objectweb.asm.FieldVisitor;
|
|
+import org.objectweb.asm.Handle;
|
|
+import org.objectweb.asm.Label;
|
|
import org.objectweb.asm.MethodVisitor;
|
|
import org.objectweb.asm.Opcodes;
|
|
import org.objectweb.asm.Type;
|
|
|
|
+import javax.annotation.Nonnull;
|
|
+
|
|
/**
|
|
* This file is imported from Commodore.
|
|
*
|
|
@@ -46,6 +53,41 @@ public class Commodore
|
|
"org/bukkit/inventory/ItemStack (I)V setTypeId"
|
|
) );
|
|
|
|
+ // Paper start - Plugin rewrites
|
|
+ private static final Map<String, String> SEARCH_AND_REMOVE = initReplacementsMap();
|
|
+ private static Map<String, String> initReplacementsMap()
|
|
+ {
|
|
+ Map<String, String> getAndRemove = new HashMap<>();
|
|
+ // Be wary of maven shade's relocations
|
|
+
|
|
+ final java.util.jar.Manifest manifest = io.papermc.paper.util.JarManifests.manifest(Commodore.class);
|
|
+ if ( Boolean.getBoolean( "debug.rewriteForIde" ) && manifest != null)
|
|
+ {
|
|
+ // unversion incoming calls for pre-relocate debug work
|
|
+ final String NMS_REVISION_PACKAGE = "v" + manifest.getMainAttributes().getValue("CraftBukkit-Package-Version") + "/";
|
|
+
|
|
+ getAndRemove.put( "org/bukkit/".concat( "craftbukkit/" + NMS_REVISION_PACKAGE ), NMS_REVISION_PACKAGE );
|
|
+ }
|
|
+
|
|
+ return getAndRemove;
|
|
+ }
|
|
+
|
|
+ @Nonnull
|
|
+ private static String getOriginalOrRewrite(@Nonnull String original)
|
|
+ {
|
|
+ String rewrite = null;
|
|
+ for ( Map.Entry<String, String> entry : SEARCH_AND_REMOVE.entrySet() )
|
|
+ {
|
|
+ if ( original.contains( entry.getKey() ) )
|
|
+ {
|
|
+ rewrite = original.replace( entry.getValue(), "" );
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return rewrite != null ? rewrite : original;
|
|
+ }
|
|
+ // Paper end
|
|
+
|
|
public static void main(String[] args)
|
|
{
|
|
OptionParser parser = new OptionParser();
|
|
@@ -130,15 +172,86 @@ public class Commodore
|
|
|
|
cr.accept( new ClassVisitor( Opcodes.ASM9, cw )
|
|
{
|
|
+ // Paper start - Rewrite plugins
|
|
+ @Override
|
|
+ public FieldVisitor visitField(int access, String name, String desc, String signature, Object value)
|
|
+ {
|
|
+ desc = getOriginalOrRewrite( desc );
|
|
+ if ( signature != null ) {
|
|
+ signature = getOriginalOrRewrite( signature );
|
|
+ }
|
|
+
|
|
+ return super.visitField( access, name, desc, signature, value) ;
|
|
+ }
|
|
+ // Paper end
|
|
+
|
|
@Override
|
|
public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions)
|
|
{
|
|
return new MethodVisitor( api, super.visitMethod( access, name, desc, signature, exceptions ) )
|
|
{
|
|
+ // Paper start - Plugin rewrites
|
|
+ @Override
|
|
+ public void visitInvokeDynamicInsn(String name, String desc, Handle bootstrapMethodHandle, Object... bootstrapMethodArguments)
|
|
+ {
|
|
+ // Paper start - Rewrite plugins
|
|
+ name = getOriginalOrRewrite( name );
|
|
+ if ( desc != null )
|
|
+ {
|
|
+ desc = getOriginalOrRewrite( desc );
|
|
+ }
|
|
+ // Paper end
|
|
+
|
|
+ super.visitInvokeDynamicInsn( name, desc, bootstrapMethodHandle, bootstrapMethodArguments );
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public void visitTypeInsn(int opcode, String type)
|
|
+ {
|
|
+ type = getOriginalOrRewrite( type );
|
|
+
|
|
+ super.visitTypeInsn( opcode, type );
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public void visitFrame(int type, int nLocal, Object[] local, int nStack, Object[] stack) {
|
|
+ for ( int i = 0; i < local.length; i++ )
|
|
+ {
|
|
+ if ( !( local[i] instanceof String ) ) { continue; }
|
|
+
|
|
+ local[i] = getOriginalOrRewrite( (String) local[i] );
|
|
+ }
|
|
+
|
|
+ for ( int i = 0; i < stack.length; i++ )
|
|
+ {
|
|
+ if ( !( stack[i] instanceof String ) ) { continue; }
|
|
+
|
|
+ stack[i] = getOriginalOrRewrite( (String) stack[i] );
|
|
+ }
|
|
+
|
|
+ super.visitFrame( type, nLocal, local, nStack, stack );
|
|
+ }
|
|
+
|
|
+ @Override
|
|
+ public void visitLocalVariable(String name, String descriptor, String signature, Label start, Label end, int index)
|
|
+ {
|
|
+ descriptor = getOriginalOrRewrite( descriptor );
|
|
+
|
|
+ super.visitLocalVariable( name, descriptor, signature, start, end, index );
|
|
+ }
|
|
+ // Paper end
|
|
|
|
@Override
|
|
public void visitFieldInsn(int opcode, String owner, String name, String desc)
|
|
{
|
|
+ // Paper start - Rewrite plugins
|
|
+ owner = getOriginalOrRewrite( owner );
|
|
+ if ( desc != null )
|
|
+ {
|
|
+ desc = getOriginalOrRewrite( desc );
|
|
+ }
|
|
+ // Paper end
|
|
+
|
|
if ( owner.equals( "org/bukkit/block/Biome" ) )
|
|
{
|
|
switch ( name )
|
|
@@ -307,6 +420,11 @@ public class Commodore
|
|
}
|
|
|
|
// Paper start - Rewrite plugins
|
|
+ owner = getOriginalOrRewrite( owner) ;
|
|
+ if (desc != null)
|
|
+ {
|
|
+ desc = getOriginalOrRewrite(desc);
|
|
+ }
|
|
if ((owner.equals("org/bukkit/OfflinePlayer") || owner.equals("org/bukkit/entity/Player")) && name.equals("getPlayerProfile") && desc.equals("()Lorg/bukkit/profile/PlayerProfile;")) {
|
|
super.visitMethodInsn(opcode, owner, name, "()Lcom/destroystokyo/paper/profile/PlayerProfile;", itf);
|
|
return;
|
|
@@ -401,6 +519,13 @@ public class Commodore
|
|
@Override
|
|
public void visitLdcInsn(Object value)
|
|
{
|
|
+ // Paper start
|
|
+ if (value instanceof Type type) {
|
|
+ if (type.getSort() == Type.OBJECT || type.getSort() == Type.ARRAY) {
|
|
+ value = Type.getType(getOriginalOrRewrite(type.getDescriptor()));
|
|
+ }
|
|
+ }
|
|
+ // Paper end
|
|
if ( value instanceof String && ( (String) value ).equals( "com.mysql.jdbc.Driver" ) )
|
|
{
|
|
super.visitLdcInsn( "com.mysql.cj.jdbc.Driver" );
|