Adds infinite ender chest exploit

src/main/java/me/rigamortis/seppuku/impl/command/LastInvCommand.java

@@ -0,0 +1,43 @@
+package me.rigamortis.seppuku.impl.command;
+
+import me.rigamortis.seppuku.Seppuku;
+import me.rigamortis.seppuku.api.command.Command;
+import me.rigamortis.seppuku.api.event.render.EventRender2D;
+import me.rigamortis.seppuku.impl.module.world.InfEnderChestModule;
+import net.minecraft.client.Minecraft;
+import team.stiff.pomelo.impl.annotated.handler.annotation.Listener;
+
+/**
+ * @author Seth (riga)
+ */
+public final class LastInvCommand extends Command {
+
+    public LastInvCommand() {
+        super("LastInv", new String[]{"EnderChest", "Echest", "Portable"}, "Opens your previous inventory if \"MoreInv\" is enabled.", "LastInv");
+    }
+
+    @Override
+    public void exec(String input) {
+        if (!this.clamp(input, 1, 1)) {
+            this.printUsage();
+            return;
+        }
+
+        Seppuku.INSTANCE.getEventManager().addEventListener(this); // subscribe to the event listener
+    }
+
+    @Listener
+    public void render(EventRender2D event) {
+        final InfEnderChestModule mod = (InfEnderChestModule) Seppuku.INSTANCE.getModuleManager().find(InfEnderChestModule.class);
+        if(mod != null) {
+            if(mod.getScreen() != null) {
+                Minecraft.getMinecraft().displayGuiScreen(mod.getScreen());
+                Seppuku.INSTANCE.logChat("Opening the last inventory.");
+            } else {
+                Seppuku.INSTANCE.logChat("Inventory already closed.");
+            }
+        }
+        Seppuku.INSTANCE.getEventManager().removeEventListener(this);
+    }
+
+}

src/main/java/me/rigamortis/seppuku/impl/management/CommandManager.java

@@ -68,6 +68,7 @@ public final class CommandManager {
         this.commandList.add(new SkullCommand());
         this.commandList.add(new GiveCommand());
         this.commandList.add(new CalcStrongholdCommand());
+        this.commandList.add(new LastInvCommand());
 
         //create commands for every value within every module
         loadValueCommands();

src/main/java/me/rigamortis/seppuku/impl/management/ModuleManager.java

@@ -158,6 +158,7 @@ public final class ModuleManager {
         add(new NoEffectsModule());
         add(new NoEntityTraceModule());
         add(new MultitaskModule());
+        add(new InfEnderChestModule());
 
         // p2w experience
         if (Seppuku.INSTANCE.getCapeManager().hasCape())

src/main/java/me/rigamortis/seppuku/impl/module/world/InfEnderChestModule.java

@@ -0,0 +1,149 @@
+package me.rigamortis.seppuku.impl.module.world;
+
+import me.rigamortis.seppuku.Seppuku;
+import me.rigamortis.seppuku.api.event.EventStageable;
+import me.rigamortis.seppuku.api.event.minecraft.EventDisplayGui;
+import me.rigamortis.seppuku.api.event.network.EventReceivePacket;
+import me.rigamortis.seppuku.api.event.network.EventSendPacket;
+import me.rigamortis.seppuku.api.event.player.EventPlayerUpdate;
+import me.rigamortis.seppuku.api.event.player.EventRightClickBlock;
+import me.rigamortis.seppuku.api.module.Module;
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockContainer;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.inventory.GuiContainer;
+import net.minecraft.client.gui.inventory.GuiInventory;
+import net.minecraft.init.Blocks;
+import net.minecraft.inventory.ClickType;
+import net.minecraft.network.play.client.CPacketClickWindow;
+import net.minecraft.network.play.client.CPacketCloseWindow;
+import net.minecraft.network.play.client.CPacketPlayerTryUseItemOnBlock;
+import net.minecraft.network.play.server.SPacketCloseWindow;
+import net.minecraft.util.EnumHand;
+import team.stiff.pomelo.impl.annotated.handler.annotation.Listener;
+
+/**
+ * @author Seth (riga)
+ * @author noil
+ * <p>
+ * this exploit was found originally by riga and polished up by noil.
+ * if you choose to use this code/exploit
+ * please include credit where credit is due. -noil
+ */
+public final class InfEnderChestModule extends Module {
+
+    private GuiContainer screen;
+
+    private boolean enderChestDesynced;
+    private boolean hideEnderChestGui = false;
+
+    public InfEnderChestModule() {
+        super("InfEnderChest", new String[]{"EnderChest", "EChest", "InfiniteEChest", "InfiniteEnderChest", "InfEChest"}, "Replaces your inventory with an Ender Chest after you open one.", "NONE", -1, ModuleType.WORLD);
+    }
+
+    @Override
+    public void onDisable() {
+        super.onDisable();
+        if (Minecraft.getMinecraft().world != null) {
+            Minecraft.getMinecraft().player.connection.sendPacket(new CPacketCloseWindow(Minecraft.getMinecraft().player.inventoryContainer.windowId));
+            this.resetBackupEnderChest();
+            Seppuku.INSTANCE.logChat("Container closed.");
+        }
+    }
+
+    @Listener
+    public void onUpdate(EventPlayerUpdate event) {
+        if (event.getStage() != EventStageable.EventStage.PRE)
+            return;
+
+        final Minecraft mc = Minecraft.getMinecraft();
+        if (mc.player == null)
+            return;
+
+        if (this.enderChestDesynced && this.hideEnderChestGui) {
+            if (mc.currentScreen instanceof GuiContainer && !(mc.currentScreen instanceof GuiInventory)) {
+                mc.currentScreen = null;
+                this.hideEnderChestGui = false;
+            }
+        }
+    }
+
+    @Listener
+    public void onRightClickBlock(EventRightClickBlock event) {
+        if (event.getPos() != null) {
+            final Block block = Minecraft.getMinecraft().world.getBlockState(event.getPos()).getBlock();
+            if (block == Blocks.ENDER_CHEST) {
+                final float deltaX = (float) (event.getVec().x - (double) event.getPos().getX());
+                final float deltaY = (float) (event.getVec().y - (double) event.getPos().getY());
+                final float deltaZ = (float) (event.getVec().z - (double) event.getPos().getZ());
+                Minecraft.getMinecraft().player.connection.sendPacket(new CPacketPlayerTryUseItemOnBlock(event.getPos(), event.getFacing(), EnumHand.MAIN_HAND, deltaX, deltaY, deltaZ));
+                this.enderChestDesynced = true;
+            } else if (block instanceof BlockContainer) {
+                this.resetBackupEnderChest();
+            }
+        }
+    }
+
+    @Listener
+    public void onDisplayGui(EventDisplayGui event) {
+        if (event.getScreen() instanceof GuiContainer && !(event.getScreen() instanceof GuiInventory)) {
+            this.screen = (GuiContainer) event.getScreen();
+        } else if (event.getScreen() instanceof GuiInventory) {
+            if (this.enderChestDesynced && this.getScreen() != null) {
+                this.hideEnderChestGui = false;
+                event.setCanceled(true);
+                Minecraft.getMinecraft().displayGuiScreen(this.screen);
+            }
+        }
+    }
+
+    @Listener
+    public void onReceivePacket(EventReceivePacket event) {
+        if (event.getStage() == EventStageable.EventStage.PRE) {
+            if (event.getPacket() instanceof SPacketCloseWindow) {
+                final SPacketCloseWindow packetCloseWindow = (SPacketCloseWindow) event.getPacket();
+                if (this.getScreen() != null && packetCloseWindow.windowId == this.getScreen().inventorySlots.windowId) {
+                    this.resetBackupEnderChest();
+                    Seppuku.INSTANCE.logChat("Container closed.");
+                }
+            }
+        }
+    }
+
+    @Listener
+    public void onSendPacket(EventSendPacket event) {
+        if (event.getStage() == EventStageable.EventStage.PRE) {
+            if (event.getPacket() instanceof CPacketCloseWindow) {
+                final CPacketCloseWindow packetCloseWindow = (CPacketCloseWindow) event.getPacket();
+                if (this.getScreen() != null && this.enderChestDesynced) {
+                    event.setCanceled(true);
+                }
+            } else if (event.getPacket() instanceof CPacketClickWindow) {
+                final CPacketClickWindow packetClickWindow = (CPacketClickWindow) event.getPacket();
+                if (packetClickWindow.getClickType().equals(ClickType.THROW) && this.enderChestDesynced && this.getScreen() != null) { // is desynced
+                    this.hideEnderChestGui = true;
+                } else if (packetClickWindow.getClickType().equals(ClickType.THROW) && !this.enderChestDesynced) { // is not desynced
+                    this.resetBackupEnderChest();
+                }
+            }
+        }
+    }
+
+    public boolean hasBackupEnderChest() {
+        return this.enderChestDesynced;
+    }
+
+    public void resetBackupEnderChest() {
+        this.enderChestDesynced = false;
+        this.hideEnderChestGui = false;
+        this.setScreen(null);
+    }
+
+    public GuiContainer getScreen() {
+        return screen;
+    }
+
+    public void setScreen(GuiContainer screen) {
+        this.screen = screen;
+    }
+}

src/main/resources/seppuku_at.cfg

@@ -114,4 +114,7 @@ public net.minecraft.network.play.client.CPacketCloseWindow field_149556_a
  public-f net.minecraft.util.text.TextComponentString field_150267_b # text
  #smallshield stuff
  public net.minecraft.client.renderer.ItemRenderer field_187471_h # equippedProgressOffHand
- public net.minecraft.client.renderer.RenderGlobal field_72738_E # damagedBlocks
+ public net.minecraft.client.renderer.RenderGlobal field_72738_E # damagedBlocks
+  public net.minecraft.network.play.server.SPacketCloseWindow field_148896_a # windowId
+  public net.minecraft.network.play.server.SPacketSetSlot field_149179_a # windowId
+  public net.minecraft.network.play.server.SPacketSetSlot field_149177_b # slot