Add text3 bukkit adapter override for Spigot gson change. (#2759)

Author: wizjany

worldedit-bukkit/src/main/java/com/sk89q/worldedit/util/formatting/text/adapter/bukkit/SpigotAdapter.java

@@ -0,0 +1,200 @@
+/*
+ * This file is part of text-extras, licensed under the MIT License.
+ *
+ * Copyright (c) 2018-2020 KyoriPowered
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package com.sk89q.worldedit.util.formatting.text.adapter.bukkit;
+
+import com.google.common.collect.Lists;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonSerializationContext;
+import com.google.gson.JsonSerializer;
+import com.google.gson.TypeAdapterFactory;
+import com.google.gson.internal.Excluder;
+import com.google.gson.reflect.TypeToken;
+import com.sk89q.worldedit.util.formatting.text.Component;
+import com.sk89q.worldedit.util.formatting.text.serializer.gson.GsonComponentSerializer;
+import com.sk89q.worldedit.util.formatting.text.serializer.legacy.LegacyComponentSerializer;
+import net.md_5.bungee.api.ChatMessageType;
+import net.md_5.bungee.api.chat.BaseComponent;
+import net.md_5.bungee.chat.ChatVersion;
+import net.md_5.bungee.chat.ComponentSerializer;
+import net.md_5.bungee.chat.VersionedComponentSerializer;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.Type;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+import java.util.function.BiConsumer;
+
+
+@SuppressWarnings({"deprecation", "UnstableApiUsage", "unchecked"})
+final class SpigotAdapter implements Adapter {
+    private static final boolean BOUND = bind();
+
+    private static boolean bind() {
+        try {
+            final Field factoriesField = field(Gson.class, "factories");
+            final Field builderFactoriesField = field(GsonBuilder.class, "factories");
+            final Field builderHierarchyFactoriesField = field(GsonBuilder.class, "hierarchyFactories");
+
+            // WorldEdit start - use different gson depending on MC version
+            final Gson gson;
+            Gson tmpGson;
+            try {
+                final Field gsonField = field(ComponentSerializer.class, "gson");
+                tmpGson = (Gson) gsonField.get(null);
+            } catch (NoSuchFieldException ignored) {
+                tmpGson = VersionedComponentSerializer.forVersion(ChatVersion.V1_21_5).getGson();
+            }
+            gson = tmpGson;
+            // WorldEdit end
+
+            final GsonBuilder builder = GsonComponentSerializer.populate(new GsonBuilder());
+
+            final List<TypeAdapterFactory> existingFactories = (List<TypeAdapterFactory>) factoriesField.get(gson);
+            final List<TypeAdapterFactory> newFactories = new ArrayList<>();
+            newFactories.addAll((List<TypeAdapterFactory>) builderFactoriesField.get(builder));
+            Collections.reverse(newFactories);
+            newFactories.addAll((List<TypeAdapterFactory>) builderHierarchyFactoriesField.get(builder));
+
+            final List<TypeAdapterFactory> modifiedFactories = new ArrayList<>(existingFactories);
+
+            // the excluder must precede all adapters that handle user-defined types
+            final int index = findExcluderIndex(modifiedFactories);
+
+            for (final TypeAdapterFactory newFactory : Lists.reverse(newFactories)) {
+                modifiedFactories.add(index, newFactory);
+            }
+
+            Class<?> treeTypeAdapterClass;
+            try {
+                // newer gson releases
+                treeTypeAdapterClass = Class.forName("com.google.gson.internal.bind.TreeTypeAdapter");
+            } catch (final ClassNotFoundException e) {
+                // old gson releases
+                treeTypeAdapterClass = Class.forName("com.google.gson.TreeTypeAdapter");
+            }
+
+            final Method newFactoryWithMatchRawTypeMethod = treeTypeAdapterClass.getMethod("newFactoryWithMatchRawType", TypeToken.class, Object.class);
+            final TypeAdapterFactory adapterComponentFactory = (TypeAdapterFactory) newFactoryWithMatchRawTypeMethod.invoke(null, TypeToken.get(AdapterComponent.class), new Serializer());
+            modifiedFactories.add(index, adapterComponentFactory);
+
+            factoriesField.set(gson, modifiedFactories);
+            return true;
+        } catch (final Throwable e) {
+            return false;
+        }
+    }
+
+    private static Field field(final Class<?> klass, final String name) throws NoSuchFieldException {
+        final Field field = klass.getDeclaredField(name);
+        field.setAccessible(true);
+        return field;
+    }
+
+    private static int findExcluderIndex(final List<TypeAdapterFactory> factories) {
+        for (int i = 0, size = factories.size(); i < size; i++) {
+            final TypeAdapterFactory factory = factories.get(i);
+            if (factory instanceof Excluder) {
+                return i + 1;
+            }
+        }
+        return 0;
+    }
+
+    @Override
+    public void sendMessage(final List<? extends CommandSender> viewers, final Component component) {
+        if (!BOUND) {
+            return;
+        }
+        send(viewers, component, (viewer, components) -> viewer.spigot().sendMessage(components));
+    }
+
+    @Override
+    public void sendActionBar(final List<? extends CommandSender> viewers, final Component component) {
+        if (!BOUND) {
+            return;
+        }
+        send(viewers, component, (viewer, components) -> viewer.spigot().sendMessage(ChatMessageType.ACTION_BAR, components));
+    }
+
+    private static void send(final List<? extends CommandSender> viewers, final Component component, final BiConsumer<Player, BaseComponent[]> consumer) {
+        if (!BOUND) {
+            return;
+        }
+        final BaseComponent[] components = {new AdapterComponent(component)};
+        for (final Iterator<? extends CommandSender> it = viewers.iterator(); it.hasNext(); ) {
+            final CommandSender viewer = it.next();
+            if (viewer instanceof Player) {
+                try {
+                    consumer.accept((Player) viewer, components);
+                    it.remove();
+                } catch (final Throwable e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+    }
+
+    static BaseComponent[] toBungeeCord(final Component component) {
+        if (BOUND) {
+            return new BaseComponent[]{new AdapterComponent(component)};
+        } else {
+            return ComponentSerializer.parse(GsonComponentSerializer.INSTANCE.serialize(component));
+        }
+    }
+
+    public static final class AdapterComponent extends BaseComponent {
+        private final Component component;
+
+        @SuppressWarnings("deprecation")
+        // weeeee
+        AdapterComponent(final Component component) {
+            this.component = component;
+        }
+
+        @Override
+        public BaseComponent duplicate() {
+            return this;
+        }
+
+        @Override
+        public String toLegacyText() {
+            return LegacyComponentSerializer.legacy().serialize(this.component);
+        }
+    }
+
+    public static class Serializer implements JsonSerializer<AdapterComponent> {
+        @Override
+        public JsonElement serialize(final AdapterComponent src, final Type typeOfSrc, final JsonSerializationContext context) {
+            return context.serialize(src.component);
+        }
+    }
+}

worldedit-bukkit/src/test/java/com/sk89q/wepif/TestOfflinePermissible.java

@@ -376,4 +376,9 @@ public void setStatistic(
         return null;
     }
 
+    @Override
+    public PersistentDataContainerView getPersistentDataContainer() {
+        return null;
+    }
+
 }