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Implement book editing (#1117)

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* Implement book editing

Updates the PR created by @ForceUpdate1 for 1.16 support. Seems to work fine now that hand support is in MCProtocolLib.

Co-authored-by: Camotoy <20743703+DoctorMacc@users.noreply.github.com>

* Remove debug line

* Simplify code

Currently still borked for creative mode.

* Fix books on creative

* Bug fixes

* Fix NPE?

* Blind fixes

* Send Book update before any player actions

* Remove debug prints

* Fix out of bounds for page replace and add

* Fix editing desync and remove empty pages from the end

* Send edit packet after signing

* Refactor

* Clean up and fix creative

* Apply suggestions from code review

Co-authored-by: rtm516 <rtm516@users.noreply.github.com>

Co-authored-by: ForceUpdate1 <mneuhaus44@gmail.com>
Co-authored-by: Camotoy <20743703+DoctorMacc@users.noreply.github.com>
Co-authored-by: David Choo <davchoo3@gmail.com>
Co-authored-by: rtm516 <rtm516@users.noreply.github.com>
This commit is contained in:
Camotoy 2021-01-07 19:40:34 -05:00 committed by GitHub
parent 7cefb5713e
commit fe23c79053
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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 223 additions and 2 deletions
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3
connector/src/main/java/org/geysermc/connector/network/session/GeyserSession.java
View file

@ -113,6 +113,7 @@ public class GeyserSession implements CommandSender {
private final SessionPlayerEntity playerEntity;
private PlayerInventory inventory;
private BookEditCache bookEditCache;
private ChunkCache chunkCache;
private EntityCache entityCache;
private EntityEffectCache effectCache;
@ -342,6 +343,7 @@ public class GeyserSession implements CommandSender {
this.connector = connector;
this.upstream = new UpstreamSession(bedrockServerSession);
this.bookEditCache = new BookEditCache(this);
this.chunkCache = new ChunkCache(this);
this.entityCache = new EntityCache(this);
this.effectCache = new EntityEffectCache();
@ -599,6 +601,7 @@ public class GeyserSession implements CommandSender {
tickThread.cancel(true);
}
this.bookEditCache = null;
this.chunkCache = null;
this.entityCache = null;
this.effectCache = null;

75
connector/src/main/java/org/geysermc/connector/network/session/cache/BookEditCache.java vendored Normal file
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@ -0,0 +1,75 @@
/*
* Copyright (c) 2019-2021 GeyserMC. http://geysermc.org
*
* 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.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.connector.network.session.cache;
import com.github.steveice10.mc.protocol.data.game.entity.metadata.ItemStack;
import com.github.steveice10.mc.protocol.packet.ingame.client.window.ClientEditBookPacket;
import lombok.Setter;
import org.geysermc.connector.network.session.GeyserSession;
import org.geysermc.connector.network.translators.item.ItemRegistry;
/**
* Manages updating the current writable book.
*
* Java sends book updates less frequently than Bedrock, and this can cause issues with servers that rate limit
* book packets. Because of this, we need to ensure packets are only send every second or so at maximum.
*/
public class BookEditCache {
private final GeyserSession session;
@Setter
private ClientEditBookPacket packet;
/**
* Stores the last time a book update packet was sent to the server.
*/
private long lastBookUpdate;
public BookEditCache(GeyserSession session) {
this.session = session;
}
/**
* Check to see if there is a book edit update to send, and if so, send it.
*/
public void checkForSend() {
if (packet == null) {
// No new packet has to be sent
return;
}
// Prevent kicks due to rate limiting - specifically on Spigot servers
if ((System.currentTimeMillis() - lastBookUpdate) < 1000) {
return;
}
// Don't send the update if the player isn't not holding a book, shouldn't happen if we catch all interactions
ItemStack itemStack = session.getInventory().getItemInHand();
if (itemStack == null || itemStack.getId() != ItemRegistry.WRITABLE_BOOK.getJavaId()) {
packet = null;
return;
}
session.getDownstream().getSession().send(packet);
packet = null;
lastBookUpdate = System.currentTimeMillis();
}
}

123
connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockBookEditTranslator.java Normal file
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@ -0,0 +1,123 @@
/*
* Copyright (c) 2019-2021 GeyserMC. http://geysermc.org
*
* 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.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.connector.network.translators.bedrock;
import com.github.steveice10.mc.protocol.data.game.entity.metadata.ItemStack;
import com.github.steveice10.mc.protocol.data.game.entity.player.GameMode;
import com.github.steveice10.mc.protocol.packet.ingame.client.window.ClientEditBookPacket;
import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
import com.github.steveice10.opennbt.tag.builtin.ListTag;
import com.github.steveice10.opennbt.tag.builtin.StringTag;
import com.github.steveice10.opennbt.tag.builtin.Tag;
import com.nukkitx.protocol.bedrock.packet.BookEditPacket;
import org.geysermc.connector.network.session.GeyserSession;
import org.geysermc.connector.network.translators.PacketTranslator;
import org.geysermc.connector.network.translators.Translator;
import org.geysermc.connector.network.translators.inventory.InventoryTranslator;
import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
@Translator(packet = BookEditPacket.class)
public class BedrockBookEditTranslator extends PacketTranslator<BookEditPacket> {
@Override
public void translate(BookEditPacket packet, GeyserSession session) {
ItemStack itemStack = session.getInventory().getItemInHand();
if (itemStack != null) {
CompoundTag tag = itemStack.getNbt() != null ? itemStack.getNbt() : new CompoundTag("");
ItemStack bookItem = new ItemStack(itemStack.getId(), itemStack.getAmount(), tag);
List<Tag> pages = tag.contains("pages") ? new LinkedList<>(((ListTag) tag.get("pages")).getValue()) : new LinkedList<>();
int page = packet.getPageNumber();
// Creative edits the NBT for us
if (session.getGameMode() != GameMode.CREATIVE) {
switch (packet.getAction()) {
case ADD_PAGE: {
// Add empty pages in between
for (int i = pages.size(); i < page; i++) {
pages.add(i, new StringTag("", ""));
}
pages.add(page, new StringTag("", packet.getText()));
break;
}
// Called whenever a page is modified
case REPLACE_PAGE: {
if (page < pages.size()) {
pages.set(page, new StringTag("", packet.getText()));
} else {
// Add empty pages in between
for (int i = pages.size(); i < page; i++) {
pages.add(i, new StringTag("", ""));
}
pages.add(page, new StringTag("", packet.getText()));
}
break;
}
case DELETE_PAGE: {
if (page < pages.size()) {
pages.remove(page);
}
break;
}
case SWAP_PAGES: {
int page2 = packet.getSecondaryPageNumber();
if (page < pages.size() && page2 < pages.size()) {
Collections.swap(pages, page, page2);
}
break;
}
case SIGN_BOOK: {
tag.put(new StringTag("author", packet.getAuthor()));
tag.put(new StringTag("title", packet.getTitle()));
break;
}
default:
return;
}
}
// Remove empty pages at the end
while (pages.size() > 0) {
StringTag currentPage = (StringTag) pages.get(pages.size() - 1);
if (currentPage.getValue() == null || currentPage.getValue().isEmpty()) {
pages.remove(pages.size() - 1);
} else {
break;
}
}
tag.put(new ListTag("pages", pages));
session.getInventory().setItem(36 + session.getInventory().getHeldItemSlot(), bookItem);
InventoryTranslator.INVENTORY_TRANSLATORS.get(null).updateInventory(session, session.getInventory());
session.getBookEditCache().setPacket(new ClientEditBookPacket(bookItem, packet.getAction() == BookEditPacket.Action.SIGN_BOOK, session.getInventory().getHeldItemSlot()));
// There won't be any more book updates after this, so we can try sending the edit packet immediately
if (packet.getAction() == BookEditPacket.Action.SIGN_BOOK) {
session.getBookEditCache().checkForSend();
}
}
}
}

3
connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockInventoryTransactionTranslator.java
View file

@ -69,6 +69,9 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
@Override
public void translate(InventoryTransactionPacket packet, GeyserSession session) {
// Send book updates before opening inventories
session.getBookEditCache().checkForSend();
switch (packet.getTransactionType()) {
case NORMAL:
Inventory inventory = session.getInventoryCache().getOpenInventory();

3
connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockMobEquipmentTranslator.java
View file

@ -45,6 +45,9 @@ public class BedrockMobEquipmentTranslator extends PacketTranslator<MobEquipment
return;
}
// Send book update before switching hotbar slot
session.getBookEditCache().checkForSend();
session.getInventory().setHeldItemSlot(packet.getHotbarSlot());
ClientPlayerChangeHeldItemPacket changeHeldItemPacket = new ClientPlayerChangeHeldItemPacket(packet.getHotbarSlot());

5
connector/src/main/java/org/geysermc/connector/network/translators/bedrock/entity/player/BedrockActionTranslator.java
View file

@ -57,6 +57,11 @@ public class BedrockActionTranslator extends PacketTranslator<PlayerActionPacket
if (entity == null)
return;
// Send book update before any player action
if (packet.getAction() != PlayerActionPacket.Action.RESPAWN) {
session.getBookEditCache().checkForSend();
}
Vector3i vector = packet.getBlockPosition();
Position position = new Position(vector.getX(), vector.getY(), vector.getZ());

3
connector/src/main/java/org/geysermc/connector/network/translators/bedrock/entity/player/BedrockMovePlayerTranslator.java
View file

@ -61,6 +61,9 @@ public class BedrockMovePlayerTranslator extends PacketTranslator<MovePlayerPack
session.setLastMovementTimestamp(System.currentTimeMillis());
// Send book update before the player moves
session.getBookEditCache().checkForSend();
if (session.confirmTeleport(packet.getPosition().toDouble().sub(0, EntityType.PLAYER.getOffset(), 0))) {
// head yaw, pitch, head yaw
Vector3f rotation = Vector3f.from(packet.getRotation().getY(), packet.getRotation().getX(), packet.getRotation().getY());

7
connector/src/main/java/org/geysermc/connector/network/translators/item/ItemRegistry.java
View file

@ -95,6 +95,10 @@ public class ItemRegistry {
* Wheat item entry, used in AbstractHorseEntity.java
*/
public static ItemEntry WHEAT;
/**
* Writable book item entry, used in BedrockBookEditTranslator.java
*/
public static ItemEntry WRITABLE_BOOK;
public static int BARRIER_INDEX = 0;
@ -190,6 +194,9 @@ public class ItemRegistry {
case "minecraft:wheat":
WHEAT = ITEM_ENTRIES.get(itemIndex);
break;
case "minecraft:writable_book":
WRITABLE_BOOK = ITEM_ENTRIES.get(itemIndex);
break;
default:
break;
}

3
connector/src/main/java/org/geysermc/connector/network/translators/item/translators/nbt/BookPagesTranslator.java
View file

@ -78,9 +78,8 @@ public class BookPagesTranslator extends NbtItemStackTranslator {
CompoundTag pageTag = (CompoundTag) tag;
StringTag textTag = pageTag.get("text");
pages.add(new StringTag(MessageTranslator.convertToJavaMessage(textTag.getValue())));
pages.add(new StringTag("", textTag.getValue()));
}
itemTag.remove("pages");
itemTag.put(new ListTag("pages", pages));
}