Merge pull request 'Editable Signs' (#175) from edit-signs into master

Reviewed-by: Lixfel <lixfel@steamwar.de>

BauSystem_12/src/de/steamwar/bausystem/world/RegionListener_12.java

@@ -20,7 +20,12 @@
 package de.steamwar.bausystem.world;
 
 import com.sk89q.worldedit.bukkit.WorldEditPlugin;
+import net.minecraft.server.v1_12_R1.BlockPosition;
+import net.minecraft.server.v1_12_R1.PacketPlayOutOpenSignEditor;
 import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.craftbukkit.v1_12_R1.entity.CraftPlayer;
+import org.bukkit.entity.Player;
 
 class RegionListener_12 {
     private RegionListener_12(){}
@@ -33,4 +38,9 @@ class RegionListener_12 {
         return ((WorldEditPlugin) Bukkit.getPluginManager().getPlugin("WorldEdit")).getWorldEdit().getPlatformManager()
                 .getCommandManager().getDispatcher().get(command) != null;
     }
+
+    static void openSignEditor(Player player, Location location) {
+        PacketPlayOutOpenSignEditor packet = new PacketPlayOutOpenSignEditor(new BlockPosition(location.getBlockX(), location.getBlockY(), location.getBlockZ()));
+        ((CraftPlayer) player).getHandle().playerConnection.sendPacket(packet);
+    }
 }

BauSystem_15/pom.xml

@@ -50,5 +50,12 @@
             <artifactId>BauSystem_API</artifactId>
             <version>1.0</version>
         </dependency>
+        <dependency>
+            <groupId>steamwar</groupId>
+            <artifactId>ProtocolLib</artifactId>
+            <version>4.5.0</version>
+            <scope>system</scope>
+            <systemPath>${main.basedir}/lib/ProtocolLib.jar</systemPath>
+        </dependency>
     </dependencies>
 </project>

BauSystem_15/src/de/steamwar/bausystem/world/RegionListener_15.java

@@ -19,7 +19,17 @@
 
 package de.steamwar.bausystem.world;
 
+import com.comphenix.protocol.PacketType;
+import com.comphenix.protocol.ProtocolLibrary;
+import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.wrappers.BlockPosition;
 import com.sk89q.worldedit.WorldEdit;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.entity.Player;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.logging.Level;
 
 class RegionListener_15 {
     private RegionListener_15(){}
@@ -31,4 +41,14 @@ class RegionListener_15 {
         command = command.toLowerCase();
         return WorldEdit.getInstance().getPlatformManager().getPlatformCommandManager().getCommandManager().containsCommand(command);
     }
+
+    static void openSignEditor(Player player, Location location) {
+        PacketContainer signOpen = ProtocolLibrary.getProtocolManager().createPacket(PacketType.Play.Server.OPEN_SIGN_EDITOR);
+        signOpen.getBlockPositionModifier().write(0, new BlockPosition(location.toVector()));
+        try {
+            ProtocolLibrary.getProtocolManager().sendServerPacket(player, signOpen);
+        } catch (InvocationTargetException e) {
+            Bukkit.getLogger().log(Level.SEVERE, "Invocation target exception", e);
+        }
+    }
 }

BauSystem_Main/src/de/steamwar/bausystem/world/RegionListener.java

@@ -20,18 +20,30 @@
 package de.steamwar.bausystem.world;
 
 
+import com.comphenix.protocol.PacketType;
+import com.comphenix.protocol.events.PacketAdapter;
+import com.comphenix.protocol.events.PacketContainer;
+import com.comphenix.protocol.events.PacketEvent;
+import com.comphenix.protocol.wrappers.BlockPosition;
 import de.steamwar.bausystem.BauSystem;
 import de.steamwar.bausystem.Permission;
 import de.steamwar.core.Core;
+import de.steamwar.core.VersionedRunnable;
+import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
+import com.comphenix.protocol.ProtocolLibrary;
+import org.bukkit.block.Block;
+import org.bukkit.block.Sign;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;
+import org.bukkit.event.block.Action;
 import org.bukkit.event.block.BlockBreakEvent;
 import org.bukkit.event.block.BlockCanBuildEvent;
 import org.bukkit.event.block.SignChangeEvent;
 import org.bukkit.event.player.PlayerCommandPreprocessEvent;
+import org.bukkit.event.player.PlayerInteractEvent;
 
 public class RegionListener implements Listener {
 
@@ -98,4 +110,48 @@ public class RegionListener implements Listener {
             event.setLine(i, line);
         }
     }
+
+    @EventHandler
+    public void editSign(PlayerInteractEvent event) {
+        if(event.getAction() != Action.RIGHT_CLICK_BLOCK ||
+                !event.getClickedBlock().getType().name().contains("SIGN") ||
+                !event.getPlayer().isSneaking())
+            return;
+
+        Player player = event.getPlayer();
+        Sign sign = (Sign) event.getClickedBlock().getState();
+        String[] lines = sign.getLines();
+        for (int i = 0; i < lines.length; i++) {
+            sign.setLine(i, lines[i].replace('§', '&'));
+        }
+        sign.update();
+
+        VersionedRunnable.call(new VersionedRunnable(() -> RegionListener_12.openSignEditor(player, event.getClickedBlock().getLocation()), 12),
+                new VersionedRunnable(() -> RegionListener_15.openSignEditor(player, event.getClickedBlock().getLocation()), 15));
+
+        ProtocolLibrary.getProtocolManager().addPacketListener(new PacketAdapter(BauSystem.getPlugin(), PacketType.Play.Client.UPDATE_SIGN) {
+            @Override
+            public void onPacketReceiving(PacketEvent event) {
+                if(!event.getPlayer().equals(player))
+                    return;
+                Bukkit.getScheduler().runTask(BauSystem.getPlugin(), () -> {
+                    PacketContainer packetContainer = event.getPacket();
+                    BlockPosition position = packetContainer.getBlockPositionModifier().read(0);
+                    String[] lines = packetContainer.getStringArrays().read(0);
+
+                    Block signLoc = position.toLocation(player.getWorld()).getBlock();
+                    if(!signLoc.getType().name().contains("SIGN"))
+                        return;
+
+                    Sign sign = ((Sign) signLoc.getState());
+                    for (int i = 0; i < lines.length; i++) {
+                        sign.setLine(i, ChatColor.translateAlternateColorCodes('&', lines[i]));
+                    }
+                    sign.update();
+
+                    ProtocolLibrary.getProtocolManager().removePacketListener(this);
+                });
+            }
+        });
+    }
 }

BauSystem_Main/src/plugin.yml

@@ -1,7 +1,7 @@
 name: BauSystem
 author: Lixfel
 version: "1.0"
-depend: [WorldEdit, SpigotCore]
+depend: [WorldEdit, SpigotCore, ProtocolLib]
 load: POSTWORLD
 main: de.steamwar.bausystem.BauSystem
 api-version: "1.13"