mirror of
https://github.com/PaperMC/Paper.git
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8d040fad9b
Upstream has released updates that appear to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: 465c4964 PR-843: Add damage methods to FallingBlock 46ba7c9f SPIGOT-7335: Fix typo in TextDisplay#TextAlignment enum name CraftBukkit Changes: 818582f40 PR-1169: Add damage methods to FallingBlock 15a3eac66 SPIGOT-7335: Fix typo in TextDisplay#TextAlignment enum name f01fb4979 SPIGOT-7336: Fix typo in internal method name
194 lines
8.2 KiB
Diff
194 lines
8.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Zach Brown <zach@zachbr.io>
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Date: Wed, 3 Oct 2018 20:09:18 -0400
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Subject: [PATCH] Hook into CB plugin rewrites
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Allows us to do fun stuff like rewrite the OBC util fastutil location to
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our own relocation. Also lets us rewrite NMS calls for when we're
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debugging in an IDE pre-relocate.
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diff --git a/src/main/java/org/bukkit/craftbukkit/util/Commodore.java b/src/main/java/org/bukkit/craftbukkit/util/Commodore.java
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index 48cdd483c25825571043800f3cfa41a4d723f649..fe5d3b60ad740b7f1cce040f9c8d96ac51245ef6 100644
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--- a/src/main/java/org/bukkit/craftbukkit/util/Commodore.java
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+++ b/src/main/java/org/bukkit/craftbukkit/util/Commodore.java
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@@ -6,7 +6,9 @@ import java.io.FileOutputStream;
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import java.io.InputStream;
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import java.util.Arrays;
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import java.util.Enumeration;
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+import java.util.HashMap;
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import java.util.HashSet;
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+import java.util.Map;
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import java.util.Set;
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import java.util.jar.JarEntry;
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import java.util.jar.JarFile;
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@@ -20,10 +22,15 @@ import org.bukkit.plugin.AuthorNagException;
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import org.objectweb.asm.ClassReader;
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import org.objectweb.asm.ClassVisitor;
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import org.objectweb.asm.ClassWriter;
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+import org.objectweb.asm.FieldVisitor;
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+import org.objectweb.asm.Handle;
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+import org.objectweb.asm.Label;
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import org.objectweb.asm.MethodVisitor;
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import org.objectweb.asm.Opcodes;
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import org.objectweb.asm.Type;
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+import javax.annotation.Nonnull;
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+
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/**
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* This file is imported from Commodore.
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*
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@@ -46,6 +53,41 @@ public class Commodore
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"org/bukkit/inventory/ItemStack (I)V setTypeId"
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) );
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+ // Paper start - Plugin rewrites
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+ private static final Map<String, String> SEARCH_AND_REMOVE = initReplacementsMap();
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+ private static Map<String, String> initReplacementsMap()
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+ {
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+ Map<String, String> getAndRemove = new HashMap<>();
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+ // Be wary of maven shade's relocations
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+
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+ final java.util.jar.Manifest manifest = io.papermc.paper.util.JarManifests.manifest(Commodore.class);
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+ if ( Boolean.getBoolean( "debug.rewriteForIde" ) && manifest != null)
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+ {
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+ // unversion incoming calls for pre-relocate debug work
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+ final String NMS_REVISION_PACKAGE = "v" + manifest.getMainAttributes().getValue("CraftBukkit-Package-Version") + "/";
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+
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+ getAndRemove.put( "org/bukkit/".concat( "craftbukkit/" + NMS_REVISION_PACKAGE ), NMS_REVISION_PACKAGE );
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+ }
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+
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+ return getAndRemove;
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+ }
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+
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+ @Nonnull
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+ private static String getOriginalOrRewrite(@Nonnull String original)
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+ {
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+ String rewrite = null;
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+ for ( Map.Entry<String, String> entry : SEARCH_AND_REMOVE.entrySet() )
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+ {
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+ if ( original.contains( entry.getKey() ) )
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+ {
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+ rewrite = original.replace( entry.getValue(), "" );
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+ }
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+ }
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+
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+ return rewrite != null ? rewrite : original;
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+ }
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+ // Paper end
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+
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public static void main(String[] args)
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{
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OptionParser parser = new OptionParser();
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@@ -130,15 +172,86 @@ public class Commodore
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cr.accept( new ClassVisitor( Opcodes.ASM9, cw )
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{
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+ // Paper start - Rewrite plugins
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+ @Override
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+ public FieldVisitor visitField(int access, String name, String desc, String signature, Object value)
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+ {
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+ desc = getOriginalOrRewrite( desc );
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+ if ( signature != null ) {
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+ signature = getOriginalOrRewrite( signature );
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+ }
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+
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+ return super.visitField( access, name, desc, signature, value) ;
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+ }
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+ // Paper end
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+
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@Override
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public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions)
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{
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return new MethodVisitor( api, super.visitMethod( access, name, desc, signature, exceptions ) )
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{
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+ // Paper start - Plugin rewrites
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+ @Override
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+ public void visitInvokeDynamicInsn(String name, String desc, Handle bootstrapMethodHandle, Object... bootstrapMethodArguments)
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+ {
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+ // Paper start - Rewrite plugins
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+ name = getOriginalOrRewrite( name );
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+ if ( desc != null )
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+ {
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+ desc = getOriginalOrRewrite( desc );
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+ }
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+ // Paper end
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+
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+ super.visitInvokeDynamicInsn( name, desc, bootstrapMethodHandle, bootstrapMethodArguments );
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+ }
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+
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+ @Override
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+ public void visitTypeInsn(int opcode, String type)
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+ {
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+ type = getOriginalOrRewrite( type );
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+
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+ super.visitTypeInsn( opcode, type );
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+ }
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+
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+ @Override
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+ public void visitFrame(int type, int nLocal, Object[] local, int nStack, Object[] stack) {
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+ for ( int i = 0; i < local.length; i++ )
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+ {
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+ if ( !( local[i] instanceof String ) ) { continue; }
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+
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+ local[i] = getOriginalOrRewrite( (String) local[i] );
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+ }
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+
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+ for ( int i = 0; i < stack.length; i++ )
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+ {
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+ if ( !( stack[i] instanceof String ) ) { continue; }
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+
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+ stack[i] = getOriginalOrRewrite( (String) stack[i] );
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+ }
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+
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+ super.visitFrame( type, nLocal, local, nStack, stack );
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+ }
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+
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+ @Override
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+ public void visitLocalVariable(String name, String descriptor, String signature, Label start, Label end, int index)
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+ {
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+ descriptor = getOriginalOrRewrite( descriptor );
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+
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+ super.visitLocalVariable( name, descriptor, signature, start, end, index );
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+ }
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+ // Paper end
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@Override
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public void visitFieldInsn(int opcode, String owner, String name, String desc)
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{
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+ // Paper start - Rewrite plugins
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+ owner = getOriginalOrRewrite( owner );
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+ if ( desc != null )
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+ {
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+ desc = getOriginalOrRewrite( desc );
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+ }
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+ // Paper end
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+
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if ( owner.equals( "org/bukkit/block/Biome" ) )
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{
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switch ( name )
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@@ -330,6 +443,11 @@ public class Commodore
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}
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// Paper start - Rewrite plugins
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+ owner = getOriginalOrRewrite( owner) ;
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+ if (desc != null)
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+ {
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+ desc = getOriginalOrRewrite(desc);
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+ }
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if ((owner.equals("org/bukkit/OfflinePlayer") || owner.equals("org/bukkit/entity/Player")) && name.equals("getPlayerProfile") && desc.equals("()Lorg/bukkit/profile/PlayerProfile;")) {
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super.visitMethodInsn(opcode, owner, name, "()Lcom/destroystokyo/paper/profile/PlayerProfile;", itf);
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return;
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@@ -424,6 +542,13 @@ public class Commodore
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@Override
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public void visitLdcInsn(Object value)
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{
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+ // Paper start
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+ if (value instanceof Type type) {
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+ if (type.getSort() == Type.OBJECT || type.getSort() == Type.ARRAY) {
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+ value = Type.getType(getOriginalOrRewrite(type.getDescriptor()));
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+ }
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+ }
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+ // Paper end
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if ( value instanceof String && ( (String) value ).equals( "com.mysql.jdbc.Driver" ) )
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{
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super.visitLdcInsn( "com.mysql.cj.jdbc.Driver" );
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