build: Release 6.7.0

* feature: add flag for projectiles

* build: add License to ProjectilesFlag.java

Co-authored-by: Alexander Brandes <mc.cache@web.de>

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -7,7 +7,7 @@ body:
     attributes:
       value: |
         Thanks for taking the time to fill out this bug report for PlotSquared! Fill out the following form to your best ability to help us fix the problem.
-        Only use this if you're absolutely sure that you found a bug and can reproduce it. For anything else, use: [our Discord server](https://discord.gg/intellectualsites) or [the wiki](https://github.com/IntellectualSites/PlotSquared-Documentation/wiki).
+        Only use this if you're absolutely sure that you found a bug and can reproduce it. For anything else, use: [our Discord server](https://discord.gg/intellectualsites) or [the wiki](https://intellectualsites.github.io/plotsquared-documentation/).
         Do NOT use the public issue tracker to report security vulnerabilities! They are disclosed using [this](https://forms.gle/btgdRn9yhGtzEiGW8) form!
 
   - type: dropdown
@@ -27,6 +27,7 @@ body:
       description: Which server version version you using? If your server version is not listed, it is not supported. Update to a supported version first.
       multiple: false
       options:
+        - '1.18.2'
         - '1.18.1'
         - '1.18'
         - '1.17.1'

.github/ISSUE_TEMPLATE/config.yml

@@ -4,5 +4,5 @@ contact_links:
     url: https://discord.gg/intellectualsites
     about: Our support Discord, please ask questions and seek support here.
   - name: PlotSquared Wiki
-    url: https://github.com/IntellectualSites/PlotSquared-Documentation/wiki
+    url: https://intellectualsites.github.io/plotsquared-documentation/
     about: Take a look at the wiki page for instructions how to setup PlotSquared and use its commands.

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -7,7 +7,7 @@ body:
     attributes:
       value: |
         Thanks for taking the time to fill out this feature request for PlotSquared! Fill out the following form to your best ability to help us understand your feature request and greately improve the change of it getting added.
-        For anything else than a feature request, use: [our Discord server](https://discord.gg/intellectualsites) or [the wiki](https://github.com/IntellectualSites/PlotSquared-Documentation/wiki).
+        For anything else than a feature request, use: [our Discord server](https://discord.gg/intellectualsites) or [the wiki](https://intellectualsites.github.io/plotsquared-documentation/).
 
   - type: textarea
     attributes:

.github/workflows/build.yml

@@ -4,14 +4,15 @@ on: [ pull_request, push ]
 
 jobs:
   build:
+    if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Repository
-        uses: actions/checkout@v2.4.0
+        uses: actions/checkout@v3
       - name: Validate Gradle Wrapper"
-        uses: gradle/wrapper-validation-action@v1.0.4
+        uses: gradle/wrapper-validation-action@v1
       - name: Setup Java
-        uses: actions/setup-java@v2.5.0
+        uses: actions/setup-java@v3
         with:
           distribution: temurin
           java-version: 17

.github/workflows/codeql.yml

@@ -0,0 +1,37 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ v6 ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [ v6 ]
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: [ 'java' ]
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v2
+        with:
+          languages: ${{ matrix.language }}
+
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@v2
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v2

.github/workflows/rebase.yml

@@ -1,20 +0,0 @@
-name: Rebase Pull Request
-on:
-  issue_comment:
-    types: [created]
-
-jobs:
-  rebase:
-    name: Rebase
-    if: github.event.issue.pull_request != '' && contains(github.event.comment.body, '/rebase') && github.event.comment.author_association == 'MEMBER'
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout Repository
-        uses: actions/checkout@v2.4.0
-        with:
-          token: ${{ secrets.REBASE_TOKEN }}
-          fetch-depth: 0
-      - name: Automatic Rebase
-        uses: cirrus-actions/rebase@1.5
-        env:
-          GITHUB_TOKEN: ${{ secrets.REBASE_TOKEN }}

.github/workflows/release-drafter.yml

@@ -11,8 +11,9 @@ on:
 
 jobs:
   update_release_draft:
+    if: ${{ github.event_name != 'pull_request' || github.repository != github.event.pull_request.head.repo.full_name }}
     runs-on: ubuntu-latest
     steps:
-      - uses: release-drafter/release-drafter@v5.17.6
+      - uses: release-drafter/release-drafter@v5.19.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -41,7 +41,8 @@ hs_err_pid*
 *.iml
 
 ## Directory-based project format:
-.idea/
+/.idea/*
+!/.idea/icon.svg
 # if you remove the above rule, at least ignore the following:
 
 # User-specific stuff:
@@ -74,9 +75,6 @@ hs_err_pid*
 # IntelliJ
 /out/
 
-# mpeltonen/sbt-idea plugin
-.idea_modules/
-
 # JIRA plugin
 atlassian-ide-plugin.xml
 

.idea/icon.svg

@@ -0,0 +1,49 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:cc="http://creativecommons.org/ns#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:svg="http://www.w3.org/2000/svg" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 4000 3333.3333" height="3333.3333" width="4000" xml:space="preserve" id="svg2" version="1.1">
+		<metadata id="metadata8">
+			<rdf:RDF>
+				<cc:Work rdf:about="">
+					<dc:format>image/svg+xml</dc:format>
+                    <dc:type rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+				</cc:Work>
+			</rdf:RDF>
+		</metadata>
+    <defs id="defs6">
+			<clipPath id="clipPath18" clipPathUnits="userSpaceOnUse">
+				<path id="path16" d="M 0,2500 H 3000 V 0 H 0 Z" />
+			</clipPath>
+		</defs>
+    <g transform="matrix(1.3333333,0,0,-1.3333333,0,3333.3333)" id="g10">
+			<g id="g12">
+				<g clip-path="url(#clipPath18)" id="g14">
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+					</g>
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+					</g>
+                    <g transform="translate(919.3342,1429.7462)" id="g28">
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+					</g>
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+					</g>
+				</g>
+			</g>
+		</g>
+	</svg>

.whitesource

@@ -1,13 +0,0 @@
-{
-  "scanSettings": {
-    "baseBranches": ["v6"]
-  },
-  "checkRunSettings": {
-    "vulnerableCheckRunConclusionLevel": "success",
-    "displayMode": "diff"
-  },
-  "issueSettings": {
-    "minSeverityLevel": "LOW"
-  },
-  "enableRenovate": "true"
-}

Bukkit/build.gradle.kts

@@ -83,7 +83,7 @@ tasks.named<ShadowJar>("shadowJar") {
     relocate("org.jetbrains", "com.plotsquared.core.annotations")
     relocate("org.intellij.lang", "com.plotsquared.core.intellij.annotations")
     relocate("javax.annotation", "com.plotsquared.core.annotation")
-    relocate("com.google.code.findbugs", "com.plotsquared.core.findbugs")
+    relocate("com.github.spotbugs", "com.plotsquared.core.spotbugs")
     relocate("javax.inject", "com.plotsquared.core.annotation.inject")
 
     // Get rid of all the libs which are 100% unused.
@@ -95,11 +95,11 @@ tasks.named<ShadowJar>("shadowJar") {
 tasks {
     withType<Javadoc> {
         val opt = options as StandardJavadocDocletOptions
-        opt.links("https://papermc.io/javadocs/paper/1.17/")
+        opt.links("https://papermc.io/javadocs/paper/1.18/")
-        opt.links("https://docs.enginehub.org/javadoc/com.sk89q.worldedit/worldedit-core/7.2.7/")
+        opt.links("https://docs.enginehub.org/javadoc/com.sk89q.worldedit/worldedit-bukkit/" + libs.worldeditBukkit.get().versionConstraint.toString())
-        opt.links("https://docs.enginehub.org/javadoc/com.sk89q.worldedit/worldedit-bukkit/7.2.7/")
+        opt.links("https://javadoc.io/doc/com.plotsquared/PlotSquared-Core/latest/")
-        opt.links("https://jd.adventure.kyori.net/api/4.9.3/")
+        opt.links("https://jd.adventure.kyori.net/api/" + libs.adventure.get().versionConstraint.toString())
-        opt.links("https://google.github.io/guice/api-docs/5.0.1/javadoc/")
+        opt.links("https://google.github.io/guice/api-docs/" + libs.guice.get().versionConstraint.toString() + "/javadoc/")
         opt.links("https://checkerframework.org/api/")
     }
 }

Bukkit/src/main/java/com/plotsquared/bukkit/BukkitPlatform.java

@@ -238,6 +238,16 @@ public final class BukkitPlatform extends JavaPlugin implements Listener, PlotPl
         return this.version;
     }
 
+    @Override
+    public int versionMinHeight() {
+        return serverVersion()[1] >= 18 ? -64 : 0;
+    }
+
+    @Override
+    public int versionMaxHeight() {
+        return serverVersion()[1] >= 18 ? 319 : 255;
+    }
+
     @Override
     public @NonNull String serverImplementation() {
         return Bukkit.getVersion();

Bukkit/src/main/java/com/plotsquared/bukkit/generator/BlockStatePopulator.java

@@ -65,7 +65,10 @@ final class BlockStatePopulator extends BlockPopulator {
             return;
         }
         final ChunkWrapper wrap = new ChunkWrapper(area.getWorldName(), source.getX(), source.getZ());
-        final ScopedQueueCoordinator chunk = this.queue.getForChunk(wrap.x, wrap.z);
+        final ScopedQueueCoordinator chunk = this.queue.getForChunk(wrap.x, wrap.z,
+                com.plotsquared.bukkit.util.BukkitWorld.getMinWorldHeight(world),
+                com.plotsquared.bukkit.util.BukkitWorld.getMaxWorldHeight(world) - 1
+        );
         if (this.plotGenerator.populateChunk(chunk, area)) {
             this.queue.enqueue();
         }

Bukkit/src/main/java/com/plotsquared/bukkit/generator/BukkitPlotGenerator.java

@@ -27,6 +27,7 @@ package com.plotsquared.bukkit.generator;
 
 import com.plotsquared.bukkit.queue.GenChunk;
 import com.plotsquared.bukkit.util.BukkitUtil;
+import com.plotsquared.bukkit.util.BukkitWorld;
 import com.plotsquared.core.PlotSquared;
 import com.plotsquared.core.generator.GeneratorWrapper;
 import com.plotsquared.core.generator.IndependentPlotGenerator;
@@ -159,12 +160,14 @@ public class BukkitPlotGenerator extends ChunkGenerator
             @NonNull BiomeGrid biome
     ) {
 
-        GenChunk result = new GenChunk();
+        int minY = BukkitWorld.getMinWorldHeight(world);
+        int maxY = BukkitWorld.getMaxWorldHeight(world);
+        GenChunk result = new GenChunk(minY, maxY);
         if (this.getPlotGenerator() instanceof SingleWorldGenerator) {
             if (result.getChunkData() != null) {
                 for (int chunkX = 0; chunkX < 16; chunkX++) {
                     for (int chunkZ = 0; chunkZ < 16; chunkZ++) {
-                        for (int y = 0; y < world.getMaxHeight(); y++) {
+                        for (int y = minY; y < maxY; y++) {
                             biome.setBiome(chunkX, y, chunkZ, Biome.PLAINS);
 
                         }

Bukkit/src/main/java/com/plotsquared/bukkit/listener/BlockEventListener.java

@@ -74,6 +74,7 @@ import org.bukkit.GameMode;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
+import org.bukkit.block.BlockState;
 import org.bukkit.block.data.BlockData;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.Fireball;
@@ -92,6 +93,7 @@ import org.bukkit.event.block.BlockFormEvent;
 import org.bukkit.event.block.BlockFromToEvent;
 import org.bukkit.event.block.BlockGrowEvent;
 import org.bukkit.event.block.BlockIgniteEvent;
+import org.bukkit.event.block.BlockMultiPlaceEvent;
 import org.bukkit.event.block.BlockPhysicsEvent;
 import org.bukkit.event.block.BlockPistonExtendEvent;
 import org.bukkit.event.block.BlockPistonRetractEvent;
@@ -166,7 +168,7 @@ public class BlockEventListener implements Listener {
         }
         if (Settings.Redstone.DISABLE_OFFLINE) {
             boolean disable = false;
-            if (!plot.getOwner().equals(DBFunc.SERVER)) {
+            if (!DBFunc.SERVER.equals(plot.getOwner())) {
                 if (plot.isMerged()) {
                     disable = true;
                     for (UUID owner : plot.getOwners()) {
@@ -277,7 +279,7 @@ public class BlockEventListener implements Listener {
         BukkitPlayer pp = BukkitUtil.adapt(player);
         Plot plot = area.getPlot(location);
         if (plot != null) {
-            if ((location.getY() > area.getMaxBuildHeight() || location.getY() < area
+            if ((location.getY() >= area.getMaxBuildHeight() || location.getY() < area
                     .getMinBuildHeight()) && !Permissions
                     .hasPermission(pp, Permission.PERMISSION_ADMIN_BUILD_HEIGHT_LIMIT)) {
                 event.setCancelled(true);
@@ -352,7 +354,8 @@ public class BlockEventListener implements Listener {
         Plot plot = area.getPlot(location);
         if (plot != null) {
             BukkitPlayer plotPlayer = BukkitUtil.adapt(player);
-            if (event.getBlock().getY() == 0) {
+            // == rather than <= as we only care about the "ground level" not being destroyed
+            if (event.getBlock().getY() == area.getMinGenHeight()) {
                 if (!Permissions
                         .hasPermission(plotPlayer, Permission.PERMISSION_ADMIN_DESTROY_GROUNDLEVEL)) {
                     plotPlayer.sendMessage(
@@ -362,7 +365,7 @@ public class BlockEventListener implements Listener {
                     event.setCancelled(true);
                     return;
                 }
-            } else if ((location.getY() > area.getMaxBuildHeight() || location.getY() < area
+            } else if ((location.getY() >= area.getMaxBuildHeight() || location.getY() < area
                     .getMinBuildHeight()) && !Permissions
                     .hasPermission(plotPlayer, Permission.PERMISSION_ADMIN_BUILD_HEIGHT_LIMIT)) {
                 event.setCancelled(true);
@@ -647,7 +650,8 @@ public class BlockEventListener implements Listener {
                     event.getBlock().breakNaturally();
                 }
             }
-            if (location.getY() == 0) {
+            // == rather than <= as we only care about the "ground level" not being destroyed
+            if (location.getY() == area.getMinGenHeight()) {
                 event.setCancelled(true);
                 return;
             }
@@ -1208,4 +1212,51 @@ public class BlockEventListener implements Listener {
         }
     }
 
+    /*
+     * BlockMultiPlaceEvent is called unrelated to the BlockPlaceEvent itself and therefore doesn't respect the cancellation.
+     */
+    @EventHandler(ignoreCancelled = true, priority = EventPriority.HIGHEST)
+    public void onBlockMultiPlace(BlockMultiPlaceEvent event) {
+        // Check if the generic block place event would be cancelled
+        blockCreate(event);
+        if (event.isCancelled()) {
+            return;
+        }
+
+        BukkitPlayer pp = BukkitUtil.adapt(event.getPlayer());
+        Location placedLocation = BukkitUtil.adapt(event.getBlockReplacedState().getLocation());
+        PlotArea area = placedLocation.getPlotArea();
+        if (area == null) {
+            return;
+        }
+        Plot plot = placedLocation.getPlot();
+
+        for (final BlockState state : event.getReplacedBlockStates()) {
+            Location currentLocation = BukkitUtil.adapt(state.getLocation());
+            if (!Permissions.hasPermission(
+                    pp,
+                    Permission.PERMISSION_ADMIN_BUILD_ROAD
+            ) && !(Objects.equals(currentLocation.getPlot(), plot))) {
+                pp.sendMessage(
+                        TranslatableCaption.of("permission.no_permission_event"),
+                        Template.of("node", String.valueOf(Permission.PERMISSION_ADMIN_BUILD_ROAD))
+                );
+                event.setCancelled(true);
+                break;
+            }
+            if (Permissions.hasPermission(pp, Permission.PERMISSION_ADMIN_BUILD_HEIGHT_LIMIT)) {
+                continue;
+            }
+            if (currentLocation.getY() >= area.getMaxBuildHeight() || currentLocation.getY() < area.getMinBuildHeight()) {
+                pp.sendMessage(
+                        TranslatableCaption.of("height.height_limit"),
+                        Template.of("minHeight", String.valueOf(area.getMinBuildHeight())),
+                        Template.of("maxHeight", String.valueOf(area.getMaxBuildHeight()))
+                );
+                event.setCancelled(true);
+                break;
+            }
+        }
+    }
+
 }

Bukkit/src/main/java/com/plotsquared/bukkit/listener/EntitySpawnListener.java

@@ -36,6 +36,7 @@ import com.plotsquared.core.plot.flag.implementations.DoneFlag;
 import io.papermc.lib.PaperLib;
 import org.bukkit.Chunk;
 import org.bukkit.World;
+import org.bukkit.block.Block;
 import org.bukkit.entity.ArmorStand;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.EntityType;
@@ -191,8 +192,32 @@ public class EntitySpawnListener implements Listener {
 
     @EventHandler
     public void onTeleport(EntityTeleportEvent event) {
-        Entity ent = event.getEntity();
+        Entity entity = event.getEntity();
-        if (ent instanceof Vehicle || ent instanceof ArmorStand) {
+        Entity fromLocation = event.getEntity();
+        Block toLocation = event.getTo().getBlock();
+        final Location fromLocLocation = BukkitUtil.adapt(fromLocation.getLocation());
+        final PlotArea fromArea = fromLocLocation.getPlotArea();
+        Location toLocLocation = BukkitUtil.adapt(toLocation.getLocation());
+        PlotArea toArea = toLocLocation.getPlotArea();
+
+        if (toArea == null) {
+            if (fromLocation.getType() == EntityType.SHULKER && fromArea != null) {
+                event.setCancelled(true);
+            }
+            return;
+        }
+        Plot toPlot = toArea.getOwnedPlot(toLocLocation);
+        if (fromLocation.getType() == EntityType.SHULKER && fromArea != null) {
+            final Plot fromPlot = fromArea.getOwnedPlot(fromLocLocation);
+
+            if (fromPlot != null || toPlot != null) {
+                if ((fromPlot == null || !fromPlot.equals(toPlot)) && (toPlot == null || !toPlot.equals(fromPlot))) {
+                    event.setCancelled(true);
+                    return;
+                }
+            }
+        }
+        if (entity instanceof Vehicle || entity instanceof ArmorStand) {
             testNether(event.getEntity());
         }
     }

Bukkit/src/main/java/com/plotsquared/bukkit/listener/PaperListener.java

@@ -44,6 +44,7 @@ import com.plotsquared.core.player.PlotPlayer;
 import com.plotsquared.core.plot.Plot;
 import com.plotsquared.core.plot.PlotArea;
 import com.plotsquared.core.plot.flag.implementations.DoneFlag;
+import com.plotsquared.core.plot.flag.implementations.ProjectilesFlag;
 import com.plotsquared.core.plot.world.PlotAreaManager;
 import com.plotsquared.core.util.Permissions;
 import net.kyori.adventure.text.minimessage.Template;
@@ -352,13 +353,15 @@ public class PaperListener implements Listener {
                 event.setCancelled(true);
             }
         } else if (!plot.isAdded(pp.getUUID())) {
-            if (!Permissions.hasPermission(pp, Permission.PERMISSION_ADMIN_PROJECTILE_OTHER)) {
+            if (!plot.getFlag(ProjectilesFlag.class)) {
-                pp.sendMessage(
+                if (!Permissions.hasPermission(pp, Permission.PERMISSION_ADMIN_PROJECTILE_OTHER)) {
-                        TranslatableCaption.of("permission.no_permission_event"),
+                    pp.sendMessage(
-                        Template.of("node", String.valueOf(Permission.PERMISSION_ADMIN_PROJECTILE_OTHER))
+                            TranslatableCaption.of("permission.no_permission_event"),
-                );
+                            Template.of("node", String.valueOf(Permission.PERMISSION_ADMIN_PROJECTILE_OTHER))
-                entity.remove();
+                    );
-                event.setCancelled(true);
+                    entity.remove();
+                    event.setCancelled(true);
+                }
             }
         }
     }

Bukkit/src/main/java/com/plotsquared/bukkit/listener/PlayerEventListener.java

@@ -76,7 +76,6 @@ import com.plotsquared.core.util.EventDispatcher;
 import com.plotsquared.core.util.MathMan;
 import com.plotsquared.core.util.Permissions;
 import com.plotsquared.core.util.PremiumVerification;
-import com.plotsquared.core.util.RegExUtil;
 import com.plotsquared.core.util.entity.EntityCategories;
 import com.plotsquared.core.util.task.TaskManager;
 import com.plotsquared.core.util.task.TaskTime;
@@ -223,10 +222,9 @@ public class PlayerEventListener extends PlotListener implements Listener {
         }
     }
 
-    @SuppressWarnings("StringSplitter")
     @EventHandler(ignoreCancelled = true, priority = EventPriority.HIGHEST)
     public void playerCommand(PlayerCommandPreprocessEvent event) {
-        String msg = event.getMessage().toLowerCase().replaceAll("/", "").trim();
+        String msg = event.getMessage().replace("/", "").toLowerCase(Locale.ROOT).trim();
         if (msg.isEmpty()) {
             return;
         }
@@ -240,11 +238,9 @@ public class PlayerEventListener extends PlotListener implements Listener {
         String[] parts = msg.split(" ");
         Plot plot = plotPlayer.getCurrentPlot();
         // Check WorldEdit
-        switch (parts[0].toLowerCase()) {
+        switch (parts[0]) {
             case "up":
-            case "/up":
             case "worldedit:up":
-            case "worldedit:/up":
                 if (plot == null || (!plot.isAdded(plotPlayer.getUUID()) && !Permissions
                         .hasPermission(plotPlayer, Permission.PERMISSION_ADMIN_BUILD_OTHER, true))) {
                     event.setCancelled(true);
@@ -258,63 +254,67 @@ public class PlayerEventListener extends PlotListener implements Listener {
         List<String> blockedCommands = plot != null ?
                 plot.getFlag(BlockedCmdsFlag.class) :
                 area.getFlag(BlockedCmdsFlag.class);
-        if (!blockedCommands.isEmpty() && !Permissions
+        if (blockedCommands.isEmpty()) {
-                .hasPermission(plotPlayer, Permission.PERMISSION_ADMIN_INTERACT_BLOCKED_CMDS)) {
+            return;
-            String part = parts[0];
+        }
-            if (parts[0].contains(":")) {
+        if (Permissions.hasPermission(plotPlayer, Permission.PERMISSION_ADMIN_INTERACT_BLOCKED_CMDS)) {
-                part = parts[0].split(":")[1];
+            return;
-                msg = msg.replace(parts[0].split(":")[0] + ':', "");
+        }
-            }
+        // When using namespaced commands, we're not interested in the namespace
-            String s1 = part;
+        String part = parts[0];
-            List<String> aliases = new ArrayList<>();
+        if (part.contains(":")) {
-            for (HelpTopic cmdLabel : Bukkit.getServer().getHelpMap().getHelpTopics()) {
+            String[] namespaced = part.split(":");
-                if (part.equals(cmdLabel.getName())) {
+            part = namespaced[1];
-                    break;
+            msg = msg.substring(namespaced[0].length() + 1);
-                }
+        }
-                String label = cmdLabel.getName().replaceFirst("/", "");
+        msg = replaceAliases(msg, part);
-                if (aliases.contains(label)) {
+        for (String blocked : blockedCommands) {
-                    continue;
+            if (blocked.equalsIgnoreCase(msg)) {
-                }
+                String perm;
-                PluginCommand p;
+                if (plot != null && plot.isAdded(plotPlayer.getUUID())) {
-                if ((p = Bukkit.getPluginCommand(label)) != null) {
+                    perm = "plots.admin.command.blocked-cmds.shared";
-                    for (String a : p.getAliases()) {
-                        if (aliases.contains(a)) {
-                            continue;
-                        }
-                        aliases.add(a);
-                        a = a.replaceFirst("/", "");
-                        if (!a.equals(label) && a.equals(part)) {
-                            part = label;
-                            break;
-                        }
-                    }
-                }
-            }
-            if (!s1.equals(part)) {
-                msg = msg.replace(s1, part);
-            }
-            for (String s : blockedCommands) {
-                Pattern pattern;
-                if (!RegExUtil.compiledPatterns.containsKey(s)) {
-                    RegExUtil.compiledPatterns.put(s, pattern = Pattern.compile(s));
                 } else {
-                    pattern = RegExUtil.compiledPatterns.get(s);
+                    perm = "plots.admin.command.blocked-cmds.road";
                 }
-                if (pattern.matcher(msg).matches()) {
+                if (!Permissions.hasPermission(plotPlayer, perm)) {
-                    String perm;
+                    plotPlayer.sendMessage(TranslatableCaption.of("blockedcmds.command_blocked"));
-                    if (plot != null && plot.isAdded(plotPlayer.getUUID())) {
+                    event.setCancelled(true);
-                        perm = "plots.admin.command.blocked-cmds.shared";
+                }
-                    } else {
+                return;
-                        perm = "plots.admin.command.blocked-cmds.road";
+            }
+        }
+    }
+
+    private String replaceAliases(String msg, String part) {
+        String s1 = part;
+        Set<String> aliases = new HashSet<>();
+        for (HelpTopic cmdLabel : Bukkit.getServer().getHelpMap().getHelpTopics()) {
+            if (part.equals(cmdLabel.getName())) {
+                break;
+            }
+            String label = cmdLabel.getName().replaceFirst("/", "");
+            if (aliases.contains(label)) {
+                continue;
+            }
+            PluginCommand p = Bukkit.getPluginCommand(label);
+            if (p != null) {
+                for (String a : p.getAliases()) {
+                    if (aliases.contains(a)) {
+                        continue;
                     }
-                    if (!Permissions.hasPermission(plotPlayer, perm)) {
+                    aliases.add(a);
-                        plotPlayer.sendMessage(TranslatableCaption.of("blockedcmds.command_blocked"));
+                    a = a.replaceFirst("/", "");
-                        event.setCancelled(true);
+                    if (!a.equals(label) && a.equals(part)) {
+                        part = label;
+                        break;
                     }
-                    return;
                 }
             }
         }
+        if (!s1.equals(part)) {
+            msg = msg.replace(s1, part);
+        }
+        return msg;
     }
 
     @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)

Bukkit/src/main/java/com/plotsquared/bukkit/listener/ProjectileEventListener.java

@@ -35,6 +35,7 @@ import com.plotsquared.core.player.PlotPlayer;
 import com.plotsquared.core.plot.Plot;
 import com.plotsquared.core.plot.PlotArea;
 import com.plotsquared.core.plot.PlotHandler;
+import com.plotsquared.core.plot.flag.implementations.ProjectilesFlag;
 import com.plotsquared.core.plot.world.PlotAreaManager;
 import com.plotsquared.core.util.Permissions;
 import net.kyori.adventure.text.minimessage.Template;
@@ -128,13 +129,15 @@ public class ProjectileEventListener implements Listener {
                 event.setCancelled(true);
             }
         } else if (!plot.isAdded(pp.getUUID())) {
-            if (!Permissions.hasPermission(pp, Permission.PERMISSION_ADMIN_PROJECTILE_OTHER)) {
+            if (!plot.getFlag(ProjectilesFlag.class)) {
-                pp.sendMessage(
+                if (!Permissions.hasPermission(pp, Permission.PERMISSION_ADMIN_PROJECTILE_OTHER)) {
-                        TranslatableCaption.of("permission.no_permission_event"),
+                    pp.sendMessage(
-                        Template.of("node", String.valueOf(Permission.PERMISSION_ADMIN_PROJECTILE_OTHER))
+                            TranslatableCaption.of("permission.no_permission_event"),
-                );
+                            Template.of("node", String.valueOf(Permission.PERMISSION_ADMIN_PROJECTILE_OTHER))
-                entity.remove();
+                    );
-                event.setCancelled(true);
+                    entity.remove();
+                    event.setCancelled(true);
+                }
             }
         }
     }
@@ -162,7 +165,7 @@ public class ProjectileEventListener implements Listener {
                 return;
             }
             if (plot.isAdded(pp.getUUID()) || Permissions
-                    .hasPermission(pp, Permission.PERMISSION_ADMIN_PROJECTILE_OTHER)) {
+                    .hasPermission(pp, Permission.PERMISSION_ADMIN_PROJECTILE_OTHER) || plot.getFlag(ProjectilesFlag.class)) {
                 return;
             }
             entity.remove();

Bukkit/src/main/java/com/plotsquared/bukkit/listener/SingleWorldListener.java

@@ -46,7 +46,7 @@ import static com.plotsquared.core.util.ReflectionUtils.getRefClass;
 public class SingleWorldListener implements Listener {
 
     private final Method methodGetHandleChunk;
-    private Field shouldSave;
+    private Field shouldSave = null;
 
     public SingleWorldListener() throws Exception {
         ReflectionUtils.RefClass classCraftChunk = getRefClass("{cb}.CraftChunk");
@@ -59,9 +59,12 @@ public class SingleWorldListener implements Listener {
                 } else {
                     this.shouldSave = classChunk.getField("s").getRealField();
                 }
-            } else {
+            } else if (PlotSquared.platform().serverVersion()[1] == 17) {
                 ReflectionUtils.RefClass classChunk = getRefClass("net.minecraft.world.level.chunk.Chunk");
                 this.shouldSave = classChunk.getField("r").getRealField();
+            } else if (PlotSquared.platform().serverVersion()[1] == 18) {
+                ReflectionUtils.RefClass classChunk = getRefClass("net.minecraft.world.level.chunk.IChunkAccess");
+                this.shouldSave = classChunk.getField("b").getRealField();
             }
         } catch (NoSuchFieldException e) {
             e.printStackTrace();

Bukkit/src/main/java/com/plotsquared/bukkit/managers/MultiverseWorldManager.java

@@ -38,7 +38,7 @@ import org.checkerframework.checker.nullness.qual.Nullable;
  * @deprecated Deprecated and scheduled for removal without replacement
  *         in favor of the build in setup wizard.
  */
-@Deprecated(forRemoval = true)
+@Deprecated(forRemoval = true, since = "6.0.0")
 @Singleton
 public class MultiverseWorldManager extends BukkitWorldManager {
 

Bukkit/src/main/java/com/plotsquared/bukkit/queue/BukkitChunkCoordinator.java

@@ -74,8 +74,9 @@ public final class BukkitChunkCoordinator extends ChunkCoordinator {
     private final Consumer<Throwable> throwableConsumer;
     private final boolean unloadAfter;
     private final int totalSize;
-
     private final AtomicInteger expectedSize;
+    private final AtomicInteger loadingChunks = new AtomicInteger();
+
     private int batchSize;
     private PlotSquaredTask task;
     private boolean shouldCancel;
@@ -150,6 +151,13 @@ public final class BukkitChunkCoordinator extends ChunkCoordinator {
 
         Chunk chunk = this.availableChunks.poll();
         if (chunk == null) {
+            if (this.availableChunks.isEmpty()) {
+                if (this.requestedChunks.isEmpty() && loadingChunks.get() == 0) {
+                    finish();
+                } else {
+                    requestBatch();
+                }
+            }
             return;
         }
         long[] iterationTime = new long[2];
@@ -197,9 +205,11 @@ public final class BukkitChunkCoordinator extends ChunkCoordinator {
         BlockVector2 chunk;
         for (int i = 0; i < this.batchSize && (chunk = this.requestedChunks.poll()) != null; i++) {
             // This required PaperLib to be bumped to version 1.0.4 to mark the request as urgent
+            loadingChunks.incrementAndGet();
             PaperLib
                     .getChunkAtAsync(this.bukkitWorld, chunk.getX(), chunk.getZ(), true, true)
                     .whenComplete((chunkObject, throwable) -> {
+                        loadingChunks.decrementAndGet();
                         if (throwable != null) {
                             throwable.printStackTrace();
                             // We want one less because this couldn't be processed

Bukkit/src/main/java/com/plotsquared/bukkit/queue/BukkitQueueCoordinator.java

@@ -111,8 +111,8 @@ public class BukkitQueueCoordinator extends BasicQueueCoordinator {
     public boolean enqueue() {
         final Clipboard regenClipboard;
         if (isRegen()) {
-            BlockVector3 start = BlockVector3.at(getRegenStart()[0] << 4, 0, getRegenStart()[1] << 4);
+            BlockVector3 start = BlockVector3.at(getRegenStart()[0] << 4, getMinY(), getRegenStart()[1] << 4);
-            BlockVector3 end = BlockVector3.at((getRegenEnd()[0] << 4) + 15, 255, (getRegenEnd()[1] << 4) + 15);
+            BlockVector3 end = BlockVector3.at((getRegenEnd()[0] << 4) + 15, getMaxY(), (getRegenEnd()[1] << 4) + 15);
             Region region = new CuboidRegion(start, end);
             regenClipboard = new BlockArrayClipboard(region);
             regenClipboard.setOrigin(start);
@@ -134,7 +134,7 @@ public class BukkitQueueCoordinator extends BasicQueueCoordinator {
                 int sx = blockVector2.getX() << 4;
                 int sz = blockVector2.getZ() << 4;
                 if (isRegenChunk) {
-                    for (int layer = 0; layer < 16; layer++) {
+                    for (int layer = getMinLayer(); layer <= getMaxLayer(); layer++) {
                         for (int y = 0; y < 16; y++) {
                             for (int x = 0; x < 16; x++) {
                                 for (int z = 0; z < 16; z++) {
@@ -170,7 +170,7 @@ public class BukkitQueueCoordinator extends BasicQueueCoordinator {
                             int lx = ChunkUtil.getX(j);
                             int lz = ChunkUtil.getZ(j);
                             int x = sx + lx;
-                            int y = ChunkUtil.getY(layer, j);
+                            int y = ChunkUtil.getY(layer + localChunk.getMinSection(), j);
                             int z = sz + lz;
                             boolean edge = Settings.QUEUE.UPDATE_EDGES && isEdge(y >> 4, lx, y & 15, lz, blockVector2,
                                     localChunk
@@ -179,7 +179,7 @@ public class BukkitQueueCoordinator extends BasicQueueCoordinator {
                         }
                     }
                 }
-                for (int layer = 0; layer < localChunk.getBaseblocks().length; layer++) {
+                for (int layer = 0; layer < localChunk.getBiomes().length; layer++) {
                     BiomeType[] biomesLayer = localChunk.getBiomes()[layer];
                     if (biomesLayer == null) {
                         continue;
@@ -295,47 +295,48 @@ public class BukkitQueueCoordinator extends BasicQueueCoordinator {
     }
 
     private boolean isEdge(int layer, int x, int y, int z, BlockVector2 blockVector2, LocalChunk localChunk) {
-        if (layer == 0 || layer == localChunk.getBaseblocks().length - 1) {
+        int layerIndex = (layer - localChunk.getMinSection());
+        if (layer == localChunk.getMinSection() || layerIndex == localChunk.getBaseblocks().length - 1) {
             return false;
         }
         if (x == 0) {
             LocalChunk localChunkX = getBlockChunks().get(blockVector2.withX(blockVector2.getX() - 1));
-            if (localChunkX == null || localChunkX.getBaseblocks()[layer] == null ||
+            if (localChunkX == null || localChunkX.getBaseblocks()[layerIndex] == null ||
-                    localChunkX.getBaseblocks()[layer][ChunkUtil.getJ(15, y, z)] != null) {
+                    localChunkX.getBaseblocks()[layerIndex][ChunkUtil.getJ(15, y, z)] != null) {
                 return true;
             }
         } else if (x == 15) {
             LocalChunk localChunkX = getBlockChunks().get(blockVector2.withX(blockVector2.getX() + 1));
-            if (localChunkX == null || localChunkX.getBaseblocks()[layer] == null ||
+            if (localChunkX == null || localChunkX.getBaseblocks()[layerIndex] == null ||
-                    localChunkX.getBaseblocks()[layer][ChunkUtil.getJ(0, y, z)] != null) {
+                    localChunkX.getBaseblocks()[layerIndex][ChunkUtil.getJ(0, y, z)] != null) {
                 return true;
             }
         }
         if (z == 0) {
             LocalChunk localChunkZ = getBlockChunks().get(blockVector2.withZ(blockVector2.getZ() - 1));
-            if (localChunkZ == null || localChunkZ.getBaseblocks()[layer] == null ||
+            if (localChunkZ == null || localChunkZ.getBaseblocks()[layerIndex] == null ||
-                    localChunkZ.getBaseblocks()[layer][ChunkUtil.getJ(x, y, 15)] != null) {
+                    localChunkZ.getBaseblocks()[layerIndex][ChunkUtil.getJ(x, y, 15)] != null) {
                 return true;
             }
         } else if (z == 15) {
             LocalChunk localChunkZ = getBlockChunks().get(blockVector2.withZ(blockVector2.getZ() + 1));
-            if (localChunkZ == null || localChunkZ.getBaseblocks()[layer] == null ||
+            if (localChunkZ == null || localChunkZ.getBaseblocks()[layerIndex] == null ||
-                    localChunkZ.getBaseblocks()[layer][ChunkUtil.getJ(x, y, 0)] != null) {
+                    localChunkZ.getBaseblocks()[layerIndex][ChunkUtil.getJ(x, y, 0)] != null) {
                 return true;
             }
         }
         if (y == 0) {
-            if (localChunk.getBaseblocks()[layer - 1] == null ||
+            if (localChunk.getBaseblocks()[layerIndex - 1] == null ||
-                    localChunk.getBaseblocks()[layer][ChunkUtil.getJ(x, 15, z)] != null) {
+                    localChunk.getBaseblocks()[layerIndex][ChunkUtil.getJ(x, 15, z)] != null) {
                 return true;
             }
         } else if (y == 15) {
-            if (localChunk.getBaseblocks()[layer + 1] == null ||
+            if (localChunk.getBaseblocks()[layerIndex + 1] == null ||
-                    localChunk.getBaseblocks()[layer][ChunkUtil.getJ(x, 0, z)] != null) {
+                    localChunk.getBaseblocks()[layerIndex][ChunkUtil.getJ(x, 0, z)] != null) {
                 return true;
             }
         }
-        BaseBlock[] baseBlocks = localChunk.getBaseblocks()[layer];
+        BaseBlock[] baseBlocks = localChunk.getBaseblocks()[layerIndex];
         if (x > 0 && baseBlocks[ChunkUtil.getJ(x - 1, y, z)] == null) {
             return true;
         }

Bukkit/src/main/java/com/plotsquared/bukkit/queue/GenChunk.java

@@ -31,6 +31,7 @@ import com.plotsquared.bukkit.util.BukkitUtil;
 import com.plotsquared.core.location.ChunkWrapper;
 import com.plotsquared.core.location.Location;
 import com.plotsquared.core.queue.ScopedQueueCoordinator;
+import com.plotsquared.core.util.AnnotationHelper;
 import com.plotsquared.core.util.ChunkUtil;
 import com.plotsquared.core.util.PatternUtil;
 import com.sk89q.worldedit.bukkit.BukkitAdapter;
@@ -50,6 +51,7 @@ import org.checkerframework.checker.nullness.qual.Nullable;
 
 import java.util.Arrays;
 
+@AnnotationHelper.ApiDescription(info = "Internal use only. Subject to changes at any time.")
 public class GenChunk extends ScopedQueueCoordinator {
 
     public final Biome[] biomes;
@@ -61,8 +63,14 @@ public class GenChunk extends ScopedQueueCoordinator {
     public int chunkZ;
     private ChunkData chunkData = null;
 
-    public GenChunk() {
+    /**
-        super(null, Location.at("", 0, 0, 0), Location.at("", 15, 255, 15));
+     * @param minY minimum world Y, inclusive
+     * @param maxY maximum world Y, inclusive
+     *
+     * @since 6.6.0
+     */
+    public GenChunk(int minY, int maxY) {
+        super(null, Location.at("", 0, minY, 0), Location.at("", 15, maxY, 15));
         this.biomes = Biome.values();
     }
 
@@ -117,7 +125,7 @@ public class GenChunk extends ScopedQueueCoordinator {
             return;
         }
         Biome biome = BukkitAdapter.adapt(biomeType);
-        for (int y = 0; y < 256; y++) {
+        for (int y = getMin().getY(); y <= getMax().getY(); y++) {
             for (int x = 0; x < 16; x++) {
                 for (int z = 0; z < 16; z++) {
                     this.biomeGrid.setBiome(x, y, z, biome);
@@ -130,7 +138,7 @@ public class GenChunk extends ScopedQueueCoordinator {
     public void setCuboid(@NonNull Location pos1, @NonNull Location pos2, @NonNull BlockState block) {
         if (result != null && pos1.getX() == 0 && pos1.getZ() == 0 && pos2.getX() == 15 && pos2.getZ() == 15) {
             for (int y = pos1.getY(); y <= pos2.getY(); y++) {
-                int layer = y >> 4;
+                int layer = getLayerIndex(y);
                 BlockState[] data = result[layer];
                 if (data == null) {
                     result[layer] = data = new BlockState[4096];
@@ -164,7 +172,7 @@ public class GenChunk extends ScopedQueueCoordinator {
      */
     public boolean setBiome(int x, int z, @NonNull Biome biome) {
         if (this.biomeGrid != null) {
-            for (int y = 0; y < 256; y++) {
+            for (int y = getMin().getY(); y <= getMax().getY(); y++) {
                 this.setBiome(x, y, z, biome);
             }
             return true;
@@ -197,7 +205,7 @@ public class GenChunk extends ScopedQueueCoordinator {
     }
 
     private void storeCache(final int x, final int y, final int z, final @NonNull BlockState id) {
-        int i = y >> 4;
+        int i = getLayerIndex(y);
         BlockState[] v = this.result[i];
         if (v == null) {
             this.result[i] = v = new BlockState[4096];
@@ -219,7 +227,7 @@ public class GenChunk extends ScopedQueueCoordinator {
 
     @Override
     public @Nullable BlockState getBlock(int x, int y, int z) {
-        int i = y >> 4;
+        int i = getLayerIndex(y);
         if (result == null) {
             return BukkitBlockUtil.get(chunkData.getType(x, y, z));
         }
@@ -246,16 +254,16 @@ public class GenChunk extends ScopedQueueCoordinator {
 
     @Override
     public @NonNull Location getMax() {
-        return Location.at(getWorld().getName(), 15 + (getX() << 4), 255, 15 + (getZ() << 4));
+        return Location.at(getWorld().getName(), 15 + (getX() << 4), super.getMax().getY(), 15 + (getZ() << 4));
     }
 
     @Override
     public @NonNull Location getMin() {
-        return Location.at(getWorld().getName(), getX() << 4, 0, getZ() << 4);
+        return Location.at(getWorld().getName(), getX() << 4, super.getMin().getY(), getZ() << 4);
     }
 
     public @NonNull GenChunk clone() {
-        GenChunk toReturn = new GenChunk();
+        GenChunk toReturn = new GenChunk(getMin().getY(), getMax().getY());
         if (this.result != null) {
             for (int i = 0; i < this.result.length; i++) {
                 BlockState[] matrix = this.result[i];
@@ -269,4 +277,8 @@ public class GenChunk extends ScopedQueueCoordinator {
         return toReturn;
     }
 
+    private int getLayerIndex(int y) {
+        return (y - getMin().getY()) >> 4;
+    }
+
 }

Bukkit/src/main/java/com/plotsquared/bukkit/util/BukkitInventoryUtil.java

@@ -42,6 +42,7 @@ import org.bukkit.inventory.InventoryView;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.PlayerInventory;
 import org.bukkit.inventory.meta.ItemMeta;
+import org.checkerframework.checker.nullness.qual.Nullable;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -50,11 +51,15 @@ import java.util.stream.IntStream;
 @Singleton
 public class BukkitInventoryUtil extends InventoryUtil {
 
-    private static ItemStack getItem(PlotItemStack item) {
+    private static @Nullable ItemStack getItem(PlotItemStack item) {
         if (item == null) {
             return null;
         }
-        ItemStack stack = new ItemStack(BukkitAdapter.adapt(item.getType()), item.getAmount());
+        Material material = BukkitAdapter.adapt(item.getType());
+        if (material == null) {
+            return null;
+        }
+        ItemStack stack = new ItemStack(material, item.getAmount());
         ItemMeta meta = null;
         if (item.getName() != null) {
             meta = stack.getItemMeta();
@@ -104,14 +109,19 @@ public class BukkitInventoryUtil extends InventoryUtil {
     }
 
     @Override
-    public void setItem(PlotInventory inv, int index, PlotItemStack item) {
+    public boolean setItemChecked(PlotInventory inv, int index, PlotItemStack item) {
         BukkitPlayer bp = (BukkitPlayer) inv.getPlayer();
         InventoryView opened = bp.player.getOpenInventory();
-        if (!inv.isOpen()) {
+        ItemStack stack = getItem(item);
-            return;
+        if (stack == null) {
+            return false;
         }
-        opened.setItem(index, getItem(item));
+        if (!inv.isOpen()) {
+            return true;
+        }
+        opened.setItem(index, stack);
         bp.player.updateInventory();
+        return true;
     }
 
     @SuppressWarnings("deprecation") // Paper deprecation

Bukkit/src/main/java/com/plotsquared/bukkit/util/BukkitRegionManager.java

@@ -40,7 +40,6 @@ import com.plotsquared.core.queue.QueueCoordinator;
 import com.plotsquared.core.queue.ScopedQueueCoordinator;
 import com.plotsquared.core.util.ChunkManager;
 import com.plotsquared.core.util.RegionManager;
-import com.plotsquared.core.util.RegionUtil;
 import com.plotsquared.core.util.WorldUtil;
 import com.plotsquared.core.util.entity.EntityCategories;
 import com.plotsquared.core.util.task.RunnableVal;
@@ -261,7 +260,7 @@ public class BukkitRegionManager extends RegionManager {
             if (checkX2 && checkZ2) {
                 map.saveRegion(world, xxt2, xxt, zzt2, zzt); //
             }
-            CuboidRegion currentPlotClear = RegionUtil.createRegion(pos1.getX(), pos2.getX(), pos1.getZ(), pos2.getZ());
+            CuboidRegion currentPlotClear = new CuboidRegion(pos1.getBlockVector3(), pos2.getBlockVector3());
             map.saveEntitiesOut(Bukkit.getWorld(world.getName()).getChunkAt(x, z), currentPlotClear);
             AugmentedUtils.bypass(
                     ignoreAugment,
@@ -276,7 +275,9 @@ public class BukkitRegionManager extends RegionManager {
                                     PlotLoc plotLoc = new PlotLoc(bx + x1, bz + z1);
                                     BaseBlock[] ids = map.allBlocks.get(plotLoc);
                                     if (ids != null) {
-                                        for (int y = 0; y < Math.min(128, ids.length); y++) {
+                                        int minY = value.getMin().getY();
+                                        for (int yIndex = 0; yIndex < ids.length; yIndex++) {
+                                            int y = yIndex + minY;
                                             BaseBlock id = ids[y];
                                             if (id != null) {
                                                 value.setBlock(x1, y, z1, id);
@@ -284,12 +285,6 @@ public class BukkitRegionManager extends RegionManager {
                                                 value.setBlock(x1, y, z1, BlockTypes.AIR.getDefaultState());
                                             }
                                         }
-                                        for (int y = Math.min(128, ids.length); y < ids.length; y++) {
-                                            BaseBlock id = ids[y];
-                                            if (id != null) {
-                                                value.setBlock(x1, y, z1, id);
-                                            }
-                                        }
                                     }
                                 }
                             }
@@ -297,7 +292,7 @@ public class BukkitRegionManager extends RegionManager {
                     }, world.getName(), chunk)
             );
             //map.restoreBlocks(worldObj, 0, 0);
-            map.restoreEntities(Bukkit.getWorld(world.getName()), 0, 0);
+            map.restoreEntities(Bukkit.getWorld(world.getName()));
         });
         regenQueue.setCompleteTask(whenDone);
         queue.setCompleteTask(regenQueue::enqueue);

Bukkit/src/main/java/com/plotsquared/bukkit/util/BukkitUtil.java

@@ -44,7 +44,6 @@ import com.plotsquared.core.util.task.TaskManager;
 import com.sk89q.worldedit.bukkit.BukkitAdapter;
 import com.sk89q.worldedit.bukkit.BukkitWorld;
 import com.sk89q.worldedit.math.BlockVector2;
-import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.BlockCategories;
 import com.sk89q.worldedit.world.block.BlockState;
@@ -61,7 +60,6 @@ import org.bukkit.Bukkit;
 import org.bukkit.Chunk;
 import org.bukkit.Material;
 import org.bukkit.World;
-import org.bukkit.block.Biome;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.block.Sign;
@@ -246,7 +244,9 @@ public class BukkitUtil extends WorldUtil {
             final World bukkitWorld = Objects.requireNonNull(getWorld(world));
             // Skip top and bottom block
             int air = 1;
-            for (int y = bukkitWorld.getMaxHeight() - 1; y >= 0; y--) {
+            int maxY = com.plotsquared.bukkit.util.BukkitWorld.getMaxWorldHeight(bukkitWorld);
+            int minY = com.plotsquared.bukkit.util.BukkitWorld.getMinWorldHeight(bukkitWorld);
+            for (int y = maxY - 1; y >= minY; y--) {
                 Block block = bukkitWorld.getBlockAt(x, y, z);
                 Material type = block.getType();
                 if (type.isSolid()) {
@@ -273,7 +273,9 @@ public class BukkitUtil extends WorldUtil {
         final World bukkitWorld = Objects.requireNonNull(getWorld(world));
         // Skip top and bottom block
         int air = 1;
-        for (int y = bukkitWorld.getMaxHeight() - 1; y >= 0; y--) {
+        int maxY = com.plotsquared.bukkit.util.BukkitWorld.getMaxWorldHeight(bukkitWorld);
+        int minY = com.plotsquared.bukkit.util.BukkitWorld.getMinWorldHeight(bukkitWorld);
+        for (int y = maxY - 1; y >= minY; y--) {
             Block block = bukkitWorld.getBlockAt(x, y, z);
             Material type = block.getType();
             if (type.isSolid()) {
@@ -345,13 +347,15 @@ public class BukkitUtil extends WorldUtil {
             final Block block = world.getBlockAt(location.getX(), location.getY(), location.getZ());
             final Material type = block.getType();
             if (type != Material.LEGACY_SIGN && type != Material.LEGACY_WALL_SIGN) {
-                BlockFace facing = BlockFace.EAST;
+                BlockFace facing = BlockFace.NORTH;
-                if (world.getBlockAt(location.getX(), location.getY(), location.getZ() + 1).getType().isSolid()) {
+                if (!world.getBlockAt(location.getX(), location.getY(), location.getZ() + 1).getType().isSolid()) {
-                    facing = BlockFace.NORTH;
+                    if (world.getBlockAt(location.getX() - 1, location.getY(), location.getZ()).getType().isSolid()) {
-                } else if (world.getBlockAt(location.getX() + 1, location.getY(), location.getZ()).getType().isSolid()) {
+                        facing = BlockFace.EAST;
-                    facing = BlockFace.WEST;
+                    } else if (world.getBlockAt(location.getX() + 1, location.getY(), location.getZ()).getType().isSolid()) {
-                } else if (world.getBlockAt(location.getX(), location.getY(), location.getZ() - 1).getType().isSolid()) {
+                        facing = BlockFace.WEST;
-                    facing = BlockFace.SOUTH;
+                    } else if (world.getBlockAt(location.getX(), location.getY(), location.getZ() - 1).getType().isSolid()) {
+                        facing = BlockFace.SOUTH;
+                    }
                 }
                 if (PlotSquared.platform().serverVersion()[1] == 13) {
                     block.setType(Material.valueOf(area.legacySignMaterial()), false);
@@ -371,7 +375,7 @@ public class BukkitUtil extends WorldUtil {
                     sign.setLine(i, LEGACY_COMPONENT_SERIALIZER
                             .serialize(MINI_MESSAGE.parse(lines[i].getComponent(LocaleHolder.console()), replacements)));
                 }
-                sign.update(true);
+                sign.update(true, false);
             }
         });
     }
@@ -382,27 +386,6 @@ public class BukkitUtil extends WorldUtil {
         return new StringComparison<BlockState>().new ComparisonResult(1, state);
     }
 
-    @Override
-    public void setBiomes(
-            final @NonNull String worldName,
-            final @NonNull CuboidRegion region,
-            final @NonNull BiomeType biomeType
-    ) {
-        final World world = getWorld(worldName);
-        if (world == null) {
-            LOGGER.warn("An error occurred while setting the biome because the world was null", new RuntimeException());
-            return;
-        }
-        final Biome biome = BukkitAdapter.adapt(biomeType);
-        for (int x = region.getMinimumPoint().getX(); x <= region.getMaximumPoint().getX(); x++) {
-            for (int z = region.getMinimumPoint().getZ(); z <= region.getMaximumPoint().getZ(); z++) {
-                if (world.getBiome(x, z) != biome) {
-                    world.setBiome(x, z, biome);
-                }
-            }
-        }
-    }
-
     @Override
     public com.sk89q.worldedit.world.@NonNull World getWeWorld(final @NonNull String world) {
         return new BukkitWorld(Bukkit.getWorld(world));

Bukkit/src/main/java/com/plotsquared/bukkit/util/BukkitWorld.java

@@ -36,6 +36,18 @@ import java.util.Objects;
 public class BukkitWorld implements World<org.bukkit.World> {
 
     private static final Map<String, BukkitWorld> worldMap = Maps.newHashMap();
+    private static final boolean HAS_MIN_Y;
+
+    static {
+        boolean temp;
+        try {
+            org.bukkit.World.class.getMethod("getMinHeight");
+            temp = true;
+        } catch (NoSuchMethodException e) {
+            temp = false;
+        }
+        HAS_MIN_Y = temp;
+    }
 
     private final org.bukkit.World world;
 
@@ -73,6 +85,24 @@ public class BukkitWorld implements World<org.bukkit.World> {
         return bukkitWorld;
     }
 
+    /**
+     * Get the min world height from a Bukkit {@link org.bukkit.World}. Inclusive
+     *
+     * @since 6.6.0
+     */
+    public static int getMinWorldHeight(org.bukkit.World world) {
+        return HAS_MIN_Y ? world.getMinHeight() : 0;
+    }
+
+    /**
+     * Get the max world height from a Bukkit {@link org.bukkit.World}. Exclusive
+     *
+     * @since 6.6.0
+     */
+    public static int getMaxWorldHeight(org.bukkit.World world) {
+        return HAS_MIN_Y ? world.getMaxHeight() : 256;
+    }
+
     @Override
     public org.bukkit.World getPlatformWorld() {
         return this.world;
@@ -83,34 +113,41 @@ public class BukkitWorld implements World<org.bukkit.World> {
         return this.world.getName();
     }
 
+    @Override
+    public int getMinHeight() {
+        return getMinWorldHeight(world);
+    }
+
+    @Override
+    public int getMaxHeight() {
+        return getMaxWorldHeight(world) - 1;
+    }
+
+    @Override
     public boolean equals(final Object o) {
-        if (o == this) {
+        if (this == o) {
             return true;
         }
-        if (!(o instanceof final BukkitWorld other)) {
+        if (o == null || getClass() != o.getClass()) {
             return false;
         }
-        if (!other.canEqual(this)) {
+        final BukkitWorld that = (BukkitWorld) o;
-            return false;
+        return world.equals(that.world);
-        }
-        if (!Objects.equals(this.world, other.world)) {
-            return false;
-        }
-        return true;
     }
 
+    @Override
+    public int hashCode() {
+        return world.hashCode();
+    }
+
+    /**
+     * @deprecated This method is not meant to be invoked or overridden, with no replacement.
+     */
+    @Deprecated(forRemoval = true, since = "6.6.0")
     protected boolean canEqual(final Object other) {
         return other instanceof BukkitWorld;
     }
 
-    public int hashCode() {
-        final int PRIME = 59;
-        int result = 1;
-        final Object $world = this.world;
-        result = result * PRIME + ($world == null ? 43 : $world.hashCode());
-        return result;
-    }
-
     public String toString() {
         return "BukkitWorld(world=" + this.world + ")";
     }

Bukkit/src/main/java/com/plotsquared/bukkit/util/ContentMap.java

@@ -70,7 +70,7 @@ public class ContentMap {
         }
         for (int x = x1; x <= x2; x++) {
             for (int z = z1; z <= z2; z++) {
-                saveBlocks(world, 256, x, z, 0, 0);
+                saveBlocks(world, x, z);
             }
         }
     }
@@ -92,14 +92,7 @@ public class ContentMap {
         }
     }
 
-    void saveEntitiesIn(Chunk chunk, CuboidRegion region) {
+    void saveEntitiesIn(Chunk chunk, CuboidRegion region, boolean delete) {
-        saveEntitiesIn(chunk, region, 0, 0, false);
-    }
-
-    void saveEntitiesIn(
-            Chunk chunk, CuboidRegion region, int offsetX, int offsetZ,
-            boolean delete
-    ) {
         for (Entity entity : chunk.getEntities()) {
             Location location = BukkitUtil.adapt(entity.getLocation());
             int x = location.getX();
@@ -111,8 +104,6 @@ public class ContentMap {
                 continue;
             }
             EntityWrapper wrap = new ReplicatingEntityWrapper(entity, (short) 2);
-            wrap.x += offsetX;
-            wrap.z += offsetZ;
             wrap.saveEntity();
             this.entities.add(wrap);
             if (delete) {
@@ -123,10 +114,10 @@ public class ContentMap {
         }
     }
 
-    void restoreEntities(World world, int xOffset, int zOffset) {
+    void restoreEntities(World world) {
         for (EntityWrapper entity : this.entities) {
             try {
-                entity.spawn(world, xOffset, zOffset);
+                entity.spawn(world, 0, 0);
             } catch (Exception e) {
                 LOGGER.error("Failed to restore entity", e);
             }
@@ -134,15 +125,13 @@ public class ContentMap {
         this.entities.clear();
     }
 
-    //todo optimize maxY
+    private void saveBlocks(BukkitWorld world, int x, int z) {
-    void saveBlocks(BukkitWorld world, int maxY, int x, int z, int offsetX, int offsetZ) {
+        BaseBlock[] ids = new BaseBlock[world.getMaxY() - world.getMinY() + 1];
-        maxY = Math.min(255, maxY);
+        for (short yIndex = 0; yIndex <= world.getMaxY() - world.getMinY(); yIndex++) {
-        BaseBlock[] ids = new BaseBlock[maxY + 1];
+            BaseBlock block = world.getFullBlock(BlockVector3.at(x, yIndex + world.getMinY(), z));
-        for (short y = 0; y <= maxY; y++) {
+            ids[yIndex] = block;
-            BaseBlock block = world.getFullBlock(BlockVector3.at(x, y, z));
-            ids[y] = block;
         }
-        PlotLoc loc = new PlotLoc(x + offsetX, z + offsetZ);
+        PlotLoc loc = new PlotLoc(x, z);
         this.allBlocks.put(loc, ids);
     }
 

Bukkit/src/main/java/com/plotsquared/bukkit/util/fawe/FaweRegionManager.java

@@ -110,6 +110,11 @@ public class FaweRegionManager extends BukkitRegionManager {
         delegate.setBiome(region, extendBiome, biome, world, whenDone);
     }
 
+    @Override
+    public void setBiome(CuboidRegion region, int extendBiome, BiomeType biome, PlotArea area, Runnable whenDone) {
+        delegate.setBiome(region, extendBiome, biome, area.getWorldName(), whenDone);
+    }
+
     @Override
     public boolean copyRegion(
             final @NonNull Location pos1,

Bukkit/src/main/java/com/plotsquared/bukkit/util/fawe/FaweSchematicHandler.java

@@ -67,7 +67,7 @@ public class FaweSchematicHandler extends SchematicHandler {
             final PlotPlayer<?> actor,
             final RunnableVal<Boolean> whenDone
     ) {
-        delegate.paste(schematic, plot, xOffset, yOffset, zOffset, autoHeight, whenDone);
+        delegate.paste(schematic, plot, xOffset, yOffset, zOffset, autoHeight, actor, whenDone);
     }
 
     @Override

Core/build.gradle.kts

@@ -22,7 +22,7 @@ dependencies {
     api(libs.guiceassistedinject) {
         exclude("com.google.inject", "guice")
     }
-    api(libs.findbugs)
+    api(libs.spotbugs)
 
     // Plugins
     compileOnly(libs.worldeditCore) {
@@ -54,3 +54,13 @@ tasks.processResources {
         )
     }
 }
+
+tasks {
+    withType<Javadoc> {
+        val opt = options as StandardJavadocDocletOptions
+        opt.links("https://docs.enginehub.org/javadoc/com.sk89q.worldedit/worldedit-core/" + libs.worldeditCore.get().versionConstraint.toString())
+        opt.links("https://jd.adventure.kyori.net/api/" + libs.adventure.get().versionConstraint.toString())
+        opt.links("https://google.github.io/guice/api-docs/" + libs.guice.get().versionConstraint.toString() + "/javadoc/")
+        opt.links("https://checkerframework.org/api/")
+    }
+}

Core/src/main/java/com/plotsquared/core/PlotPlatform.java

@@ -98,6 +98,22 @@ public interface PlotPlatform<P> extends LocaleHolder {
      */
     int[] serverVersion();
 
+    /**
+     * Gets the default minimum world height for the version of Minecraft that the server is running.
+     *
+     * @return minimum world height
+     * @since 6.6.0
+     */
+    int versionMinHeight();
+
+    /**
+     * Gets the default maximum world height for the version of Minecraft that the server is running.
+     *
+     * @return maximum world height (inclusive)
+     * @since 6.6.0
+     */
+    int versionMaxHeight();
+
     /**
      * Gets the server implementation name and version
      *
@@ -274,6 +290,7 @@ public interface PlotPlatform<P> extends LocaleHolder {
      * Get the {@link PlotAreaManager} implementation.
      *
      * @return the PlotAreaManager
+     * @since 6.1.4
      */
     @NonNull PlotAreaManager plotAreaManager();
 

Core/src/main/java/com/plotsquared/core/PlotSquared.java

@@ -306,7 +306,7 @@ public class PlotSquared {
      *
      * @param version  First version
      * @param version2 Second version
-     * @return true if `version` is >= `version2`
+     * @return {@code true} if `version` is >= `version2`
      */
     public boolean checkVersion(
             final int[] version,
@@ -338,9 +338,11 @@ public class PlotSquared {
 
     /**
      * Add a global reference to a plot world.
+     * <p>
+     * You can remove the reference by calling {@link #removePlotArea(PlotArea)}
+     * </p>
      *
      * @param plotArea the {@link PlotArea} to add.
-     * @see #removePlotArea(PlotArea) To remove the reference
      */
     @SuppressWarnings("unchecked")
     public void addPlotArea(final @NonNull PlotArea plotArea) {
@@ -733,7 +735,7 @@ public class PlotSquared {
      *
      * @param plot      the plot to remove
      * @param callEvent If to call an event about the plot being removed
-     * @return true if plot existed | false if it didn't
+     * @return {@code true} if plot existed | {@code false} if it didn't
      */
     public boolean removePlot(
             final @NonNull Plot plot,
@@ -1018,8 +1020,8 @@ public class PlotSquared {
             // save configuration
 
             final List<String> validArguments = Arrays
-                    .asList("s=", "size=", "g=", "gap=", "h=", "height=", "f=", "floor=", "m=", "main=",
+                    .asList("s=", "size=", "g=", "gap=", "h=", "height=", "minh=", "minheight=", "maxh=", "maxheight=",
-                            "w=", "wall=", "b=", "border="
+                            "f=", "floor=", "m=", "main=", "w=", "wall=", "b=", "border="
                     );
 
             // Calculate the number of expected arguments
@@ -1098,6 +1100,14 @@ public class PlotSquared {
                                     ConfigurationUtil.INTEGER.parseString(value).shortValue()
                             );
                         }
+                        case "minh", "minheight" -> this.worldConfiguration.set(
+                                base + "world.min_gen_height",
+                                ConfigurationUtil.INTEGER.parseString(value).shortValue()
+                        );
+                        case "maxh", "maxheight" -> this.worldConfiguration.set(
+                                base + "world.max_gen_height",
+                                ConfigurationUtil.INTEGER.parseString(value).shortValue()
+                        );
                         case "f", "floor" -> this.worldConfiguration.set(
                                 base + "plot.floor",
                                 ConfigurationUtil.BLOCK_BUCKET.parseString(value).toString()
@@ -1476,7 +1486,7 @@ public class PlotSquared {
      *
      * @param world            World name
      * @param chunkCoordinates Chunk coordinates
-     * @return True if the chunk uses non-standard generation, false if not
+     * @return {@code true} if the chunk uses non-standard generation, {@code false} if not
      */
     public boolean isNonStandardGeneration(
             final @NonNull String world,
@@ -1521,10 +1531,12 @@ public class PlotSquared {
     /**
      * Get the caption map belonging to a namespace. If none exists, a dummy
      * caption map will be returned.
+     * <p>
+     * You can register a caption map by calling {@link #registerCaptionMap(String, CaptionMap)}
+     * </p>
      *
      * @param namespace Namespace
      * @return Map instance
-     * @see #registerCaptionMap(String, CaptionMap) To register a caption map
      */
     public @NonNull CaptionMap getCaptionMap(final @NonNull String namespace) {
         return this.captionMaps.computeIfAbsent(

Core/src/main/java/com/plotsquared/core/PlotVersion.java

@@ -122,7 +122,7 @@ public final class PlotVersion {
      * Compare a given version string with the one cached here.
      *
      * @param versionString the version to compare
-     * @return true if the given version is a "later" version
+     * @return {@code true} if the given version is a "later" version
      */
     public boolean isLaterVersion(final @NonNull String versionString) {
         int dash = versionString.indexOf('-');
@@ -144,7 +144,7 @@ public final class PlotVersion {
      * Compare a given version with the one cached here.
      *
      * @param verArray the version to compare
-     * @return true if the given version is a "later" version
+     * @return {@code true} if the given version is a "later" version
      */
     public boolean isLaterVersion(int[] verArray) {
         if (verArray[0] > version[0]) {

Core/src/main/java/com/plotsquared/core/backup/BackupManager.java

@@ -88,7 +88,7 @@ public interface BackupManager {
      * Returns true if (potentially) destructive actions should cause
      * PlotSquared to create automatic plot backups
      *
-     * @return True if automatic backups are enabled
+     * @return {@code true} if automatic backups are enabled
      */
     boolean shouldAutomaticallyBackup();
 

Core/src/main/java/com/plotsquared/core/command/Area.java

@@ -75,6 +75,7 @@ import com.sk89q.worldedit.function.operation.Operations;
 import com.sk89q.worldedit.math.BlockVector3;
 import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.regions.Region;
+import com.sk89q.worldedit.world.World;
 import net.kyori.adventure.text.minimessage.Template;
 import org.checkerframework.checker.nullness.qual.NonNull;
 
@@ -191,11 +192,12 @@ public class Area extends SubCommand {
                 final BlockVector3 playerSelectionMin = playerSelectedRegion.getMinimumPoint();
                 final BlockVector3 playerSelectionMax = playerSelectedRegion.getMaximumPoint();
                 // Create a new selection that spans the entire vertical range of the world
+                World world = playerSelectedRegion.getWorld();
                 final CuboidRegion selectedRegion =
                         new CuboidRegion(
                                 playerSelectedRegion.getWorld(),
-                                BlockVector3.at(playerSelectionMin.getX(), 0, playerSelectionMin.getZ()),
+                                BlockVector3.at(playerSelectionMin.getX(), world.getMinY(), playerSelectionMin.getZ()),
-                                BlockVector3.at(playerSelectionMax.getX(), 255, playerSelectionMax.getZ())
+                                BlockVector3.at(playerSelectionMax.getX(), world.getMaxY(), playerSelectionMax.getZ())
                         );
                 // There's only one plot in the area...
                 final PlotId plotId = PlotId.of(1, 1);
@@ -278,9 +280,9 @@ public class Area extends SubCommand {
                     if (offsetZ != 0) {
                         this.worldConfiguration.set(path + ".road.offset.z", offsetZ);
                     }
-                    final String world = this.setupUtils.setupWorld(singleBuilder);
+                    final String worldName = this.setupUtils.setupWorld(singleBuilder);
-                    if (this.worldUtil.isWorld(world)) {
+                    if (this.worldUtil.isWorld(worldName)) {
-                        PlotSquared.get().loadWorld(world, null);
+                        PlotSquared.get().loadWorld(worldName, null);
                         player.sendMessage(TranslatableCaption.of("single.single_area_created"));
                     } else {
                         player.sendMessage(
@@ -369,7 +371,8 @@ public class Area extends SubCommand {
                                 int lower = (area.ROAD_WIDTH & 1) == 0 ? area.ROAD_WIDTH / 2 - 1 : area.ROAD_WIDTH / 2;
                                 final int offsetX = bx - (area.ROAD_WIDTH == 0 ? 0 : lower);
                                 final int offsetZ = bz - (area.ROAD_WIDTH == 0 ? 0 : lower);
-                                final CuboidRegion region = RegionUtil.createRegion(bx, tx, bz, tz);
+                                // Height doesn't matter for this region
+                                final CuboidRegion region = RegionUtil.createRegion(bx, tx, 0, 0, bz, tz);
                                 final Set<PlotArea> areas = this.plotAreaManager.getPlotAreasSet(area.getWorldName(), region);
                                 if (!areas.isEmpty()) {
                                     player.sendMessage(

Core/src/main/java/com/plotsquared/core/command/Chat.java

@@ -34,7 +34,7 @@ import net.kyori.adventure.text.minimessage.Template;
  * @deprecated In favor of "/plot toggle chat" and
  *         scheduled for removal within the next major release.
  */
-@Deprecated(forRemoval = true)
+@Deprecated(forRemoval = true, since = "6.0.0")
 @CommandDeclaration(command = "chat",
         usage = "/plot chat",
         permission = "plots.chat",

Core/src/main/java/com/plotsquared/core/command/Command.java

@@ -288,7 +288,7 @@ public abstract class Command {
      * @param args     Arguments
      * @param confirm  Instance, Success, Failure
      * @param whenDone task to run when done
-     * @return CompletableFuture true if the command executed fully, false in
+     * @return CompletableFuture {@code true} if the command executed fully, {@code false} in
      *         any other case
      */
     public CompletableFuture<Boolean> execute(

Core/src/main/java/com/plotsquared/core/command/CommandCategory.java

@@ -28,6 +28,7 @@ package com.plotsquared.core.command;
 import com.plotsquared.core.configuration.caption.Caption;
 import com.plotsquared.core.configuration.caption.LocaleHolder;
 import com.plotsquared.core.configuration.caption.TranslatableCaption;
+import com.plotsquared.core.player.PlotPlayer;
 import org.checkerframework.checker.nullness.qual.NonNull;
 
 /**
@@ -95,4 +96,16 @@ public enum CommandCategory implements Caption {
     public String getComponent(@NonNull LocaleHolder localeHolder) {
         return this.caption.getComponent(localeHolder);
     }
+
+    /**
+     * Checks if a player has access to this command category
+     *
+     * @param player The player to check against
+     * @return {@code true} if at least one command of this category can be executed by the player, {@code false} otherwise
+     * @since 6.5.0
+     */
+    boolean canAccess(PlotPlayer<?> player) {
+        return !MainCommand.getInstance().getCommands(this, player).isEmpty();
+    }
+
 }

Core/src/main/java/com/plotsquared/core/command/Confirm.java

@@ -48,7 +48,7 @@ public class Confirm extends SubCommand {
             player.sendMessage(TranslatableCaption.of("confirm.expired_confirm"));
             return false;
         }
-        TaskManager.runTaskAsync(command.command);
+        TaskManager.runTask(command.command);
         return true;
     }
 

Core/src/main/java/com/plotsquared/core/command/DebugExec.java

@@ -49,6 +49,7 @@ import org.checkerframework.checker.nullness.qual.NonNull;
 import java.util.Arrays;
 import java.util.Collection;
 import java.util.HashSet;
+import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Locale;
 import java.util.stream.Collectors;
@@ -207,7 +208,7 @@ public class DebugExec extends SubCommand {
                     }
                     boolean result;
                     if (HybridUtils.regions != null) {
-                        result = this.hybridUtils.scheduleRoadUpdate(area, HybridUtils.regions, 0, new HashSet<>());
+                        result = this.hybridUtils.scheduleRoadUpdate(area, HybridUtils.regions, 0, new LinkedHashSet<>());
                     } else {
                         result = this.hybridUtils.scheduleRoadUpdate(area, 0);
                     }

Core/src/main/java/com/plotsquared/core/command/Done.java

@@ -126,7 +126,7 @@ public class Done extends SubCommand {
         long flagValue = System.currentTimeMillis() / 1000;
         PlotFlag<?, ?> plotFlag = plot.getFlagContainer().getFlag(DoneFlag.class)
                 .createFlagInstance(Long.toString(flagValue));
-        PlotFlagAddEvent event = new PlotFlagAddEvent(plotFlag, plot);
+        PlotFlagAddEvent event = eventDispatcher.callFlagAdd(plotFlag, plot);
         if (event.getEventResult() == Result.DENY) {
             player.sendMessage(TranslatableCaption.of("events.event_denied"));
             return;

Core/src/main/java/com/plotsquared/core/command/FlagCommand.java

@@ -25,6 +25,7 @@
  */
 package com.plotsquared.core.command;
 
+import com.google.inject.Inject;
 import com.plotsquared.core.PlotSquared;
 import com.plotsquared.core.configuration.Settings;
 import com.plotsquared.core.configuration.caption.CaptionUtility;
@@ -44,6 +45,7 @@ import com.plotsquared.core.plot.flag.InternalFlag;
 import com.plotsquared.core.plot.flag.PlotFlag;
 import com.plotsquared.core.plot.flag.types.IntegerFlag;
 import com.plotsquared.core.plot.flag.types.ListFlag;
+import com.plotsquared.core.util.EventDispatcher;
 import com.plotsquared.core.util.MathMan;
 import com.plotsquared.core.util.Permissions;
 import com.plotsquared.core.util.StringComparison;
@@ -79,8 +81,12 @@ import java.util.stream.Stream;
 @SuppressWarnings("unused")
 public final class FlagCommand extends Command {
 
-    public FlagCommand() {
+    private final EventDispatcher eventDispatcher;
+
+    @Inject
+    public FlagCommand(final @NonNull EventDispatcher eventDispatcher) {
         super(MainCommand.getInstance(), true);
+        this.eventDispatcher = eventDispatcher;
     }
 
     private static boolean sendMessage(PlotPlayer<?> player) {
@@ -114,7 +120,7 @@ public final class FlagCommand extends Command {
                             TranslatableCaption.of("permission.no_permission"),
                             Template.of(
                                     "node",
-                                    perm
+                                    perm + "." + numeric
                             )
                     );
                 }
@@ -165,7 +171,7 @@ public final class FlagCommand extends Command {
     /**
      * Checks if the player is allowed to modify the flags at their current location
      *
-     * @return true if the player is allowed to modify the flags at their current location
+     * @return {@code true} if the player is allowed to modify the flags at their current location
      */
     private static boolean checkRequirements(final @NonNull PlotPlayer<?> player) {
         final Location location = player.getLocation();
@@ -335,7 +341,7 @@ public final class FlagCommand extends Command {
             return;
         }
         Plot plot = player.getLocation().getPlotAbs();
-        PlotFlagAddEvent event = new PlotFlagAddEvent(plotFlag, plot);
+        PlotFlagAddEvent event = eventDispatcher.callFlagAdd(plotFlag, plot);
         if (event.getEventResult() == Result.DENY) {
             player.sendMessage(
                     TranslatableCaption.of("events.event_denied"),
@@ -394,7 +400,7 @@ public final class FlagCommand extends Command {
             return;
         }
         Plot plot = player.getLocation().getPlotAbs();
-        PlotFlagAddEvent event = new PlotFlagAddEvent(plotFlag, plot);
+        PlotFlagAddEvent event = eventDispatcher.callFlagAdd(plotFlag, plot);
         if (event.getEventResult() == Result.DENY) {
             player.sendMessage(
                     TranslatableCaption.of("events.event_denied"),
@@ -463,7 +469,7 @@ public final class FlagCommand extends Command {
             return;
         }
         final Plot plot = player.getLocation().getPlotAbs();
-        PlotFlagRemoveEvent event = new PlotFlagRemoveEvent(flag, plot);
+        PlotFlagRemoveEvent event = eventDispatcher.callFlagRemove(flag, plot);
         if (event.getEventResult() == Result.DENY) {
             player.sendMessage(
                     TranslatableCaption.of("events.event_denied"),
@@ -516,7 +522,7 @@ public final class FlagCommand extends Command {
                     }
                 } else {
                     PlotFlag<?, ?> plotFlag = parsedFlag.createFlagInstance(list);
-                    PlotFlagAddEvent addEvent = new PlotFlagAddEvent(plotFlag, plot);
+                    PlotFlagAddEvent addEvent = eventDispatcher.callFlagAdd(plotFlag, plot);
                     if (addEvent.getEventResult() == Result.DENY) {
                         player.sendMessage(
                                 TranslatableCaption.of("events.event_denied"),

Core/src/main/java/com/plotsquared/core/command/Help.java

@@ -37,11 +37,11 @@ import net.kyori.adventure.text.Component;
 import net.kyori.adventure.text.TextComponent;
 import net.kyori.adventure.text.minimessage.Template;
 
+import java.util.ArrayList;
 import java.util.Collection;
+import java.util.List;
 import java.util.Locale;
 import java.util.concurrent.CompletableFuture;
-import java.util.stream.Collectors;
-import java.util.stream.Stream;
 
 @CommandDeclaration(command = "help",
         aliases = "?",
@@ -119,6 +119,9 @@ public class Help extends Command {
                 TextComponent.Builder builder = Component.text();
                 builder.append(MINI_MESSAGE.parse(TranslatableCaption.of("help.help_header").getComponent(player)));
                 for (CommandCategory c : CommandCategory.values()) {
+                    if (!c.canAccess(player)) {
+                        continue;
+                    }
                     builder.append(Component.newline()).append(MINI_MESSAGE
                             .parse(
                                     TranslatableCaption.of("help.help_info_item").getComponent(player),
@@ -152,12 +155,26 @@ public class Help extends Command {
 
     @Override
     public Collection<Command> tab(PlotPlayer<?> player, String[] args, boolean space) {
-        return Stream.of("claiming", "teleport", "settings", "chat", "schematic", "appearance", "info", "debug",
+        final String argument = args[0].toLowerCase(Locale.ENGLISH);
-                        "administration", "all"
+        List<Command> result = new ArrayList<>();
-                )
+
-                .filter(value -> value.startsWith(args[0].toLowerCase(Locale.ENGLISH)))
+        for (final CommandCategory category : CommandCategory.values()) {
-                .map(value -> new Command(null, false, value, "", RequiredType.NONE, null) {
+            if (!category.canAccess(player)) {
-                }).collect(Collectors.toList());
+                continue;
+            }
+            String name = category.name().toLowerCase();
+            if (!name.startsWith(argument)) {
+                continue;
+            }
+            result.add(new Command(null, false, name, "", RequiredType.NONE, null) {
+            });
+        }
+        // add the category "all"
+        if ("all".startsWith(argument)) {
+            result.add(new Command(null, false, "all", "", RequiredType.NONE, null) {
+            });
+        }
+        return result;
     }
 
 }

Core/src/main/java/com/plotsquared/core/command/Load.java

@@ -40,6 +40,7 @@ import com.plotsquared.core.plot.schematic.Schematic;
 import com.plotsquared.core.plot.world.PlotAreaManager;
 import com.plotsquared.core.util.Permissions;
 import com.plotsquared.core.util.SchematicHandler;
+import com.plotsquared.core.util.TimeUtil;
 import com.plotsquared.core.util.task.RunnableVal;
 import com.plotsquared.core.util.task.TaskManager;
 import net.kyori.adventure.text.minimessage.Template;
@@ -205,7 +206,7 @@ public class Load extends SubCommand {
                     if (split.length < 5) {
                         continue;
                     }
-                    String time = secToTime((System.currentTimeMillis() / 1000) - Long.parseLong(split[0]));
+                    String time = TimeUtil.secToTime((System.currentTimeMillis() / 1000) - Long.parseLong(split[0]));
                     String world = split[1];
                     PlotId id = PlotId.fromString(split[2] + ';' + split[3]);
                     String size = split[4];
@@ -223,6 +224,10 @@ public class Load extends SubCommand {
         }
     }
 
+    /**
+     * @deprecated Use {@link TimeUtil#secToTime(long)}
+     */
+    @Deprecated(forRemoval = true, since = "6.6.2")
     public String secToTime(long time) {
         StringBuilder toreturn = new StringBuilder();
         if (time >= 33868800) {

Core/src/main/java/com/plotsquared/core/command/Music.java

@@ -38,10 +38,13 @@ import com.plotsquared.core.plot.PlotInventory;
 import com.plotsquared.core.plot.PlotItemStack;
 import com.plotsquared.core.plot.flag.PlotFlag;
 import com.plotsquared.core.plot.flag.implementations.MusicFlag;
+import com.plotsquared.core.util.EventDispatcher;
 import com.plotsquared.core.util.InventoryUtil;
 import com.plotsquared.core.util.Permissions;
+import com.sk89q.worldedit.world.item.ItemType;
 import com.sk89q.worldedit.world.item.ItemTypes;
 import net.kyori.adventure.text.minimessage.Template;
+import org.checkerframework.checker.nullness.qual.NonNull;
 
 import javax.annotation.Nullable;
 import java.util.Arrays;
@@ -63,10 +66,12 @@ public class Music extends SubCommand {
             );
 
     private final InventoryUtil inventoryUtil;
+    private final EventDispatcher eventDispatcher;
 
     @Inject
-    public Music(final @Nullable InventoryUtil inventoryUtil) {
+    public Music(final @Nullable InventoryUtil inventoryUtil, final @NonNull EventDispatcher eventDispatcher) {
         this.inventoryUtil = inventoryUtil;
+        this.eventDispatcher = eventDispatcher;
     }
 
     @Override
@@ -104,7 +109,7 @@ public class Music extends SubCommand {
                 if (item.getType() == ItemTypes.BEDROCK) {
                     PlotFlag<?, ?> plotFlag = plot.getFlagContainer().getFlag(MusicFlag.class)
                             .createFlagInstance(item.getType());
-                    PlotFlagRemoveEvent event = new PlotFlagRemoveEvent(plotFlag, plot);
+                    PlotFlagRemoveEvent event = eventDispatcher.callFlagRemove(plotFlag, plot);
                     if (event.getEventResult() == Result.DENY) {
                         getPlayer().sendMessage(
                                 TranslatableCaption.of("events.event_denied"),
@@ -121,7 +126,7 @@ public class Music extends SubCommand {
                 } else if (item.getName().toLowerCase(Locale.ENGLISH).contains("disc")) {
                     PlotFlag<?, ?> plotFlag = plot.getFlagContainer().getFlag(MusicFlag.class)
                             .createFlagInstance(item.getType());
-                    PlotFlagAddEvent event = new PlotFlagAddEvent(plotFlag, plot);
+                    PlotFlagAddEvent event = eventDispatcher.callFlagAdd(plotFlag, plot);
                     if (event.getEventResult() == Result.DENY) {
                         getPlayer().sendMessage(
                                 TranslatableCaption.of("events.event_denied"),
@@ -144,8 +149,14 @@ public class Music extends SubCommand {
         for (final String disc : DISCS) {
             final String name = String.format("<gold>%s</gold>", disc);
             final String[] lore = {TranslatableCaption.of("plotjukebox.click_to_play").getComponent(player)};
-            final PlotItemStack item = new PlotItemStack(disc, 1, name, lore);
+            ItemType type = ItemTypes.get(disc);
-            inv.setItem(index++, item);
+            if (type == null) {
+                continue;
+            }
+            final PlotItemStack item = new PlotItemStack(type, 1, name, lore);
+            if (inv.setItemChecked(index, item)) {
+                index++;
+            }
         }
 
         // Always add the cancel button

Core/src/main/java/com/plotsquared/core/command/PluginCmd.java

@@ -51,7 +51,7 @@ public class PluginCmd extends SubCommand {
             player.sendMessage(StaticCaption.of(
                     "<gray>>> </gray><gold><bold>Authors<reset><gray>: </gray><gold>Citymonstret </gold><gray>& </gray><gold>Empire92 </gold><gray>& </gray><gold>MattBDev </gold><gray>& </gray><gold>dordsor21 </gold><gray>& </gray><gold>NotMyFault </gold><gray>& </gray><gold>SirYwell</gold>"));
             player.sendMessage(StaticCaption.of(
-                    "<gray>>> </gray><gold><bold>Wiki<reset><gray>: </gray><gold><click:open_url:https://github.com/IntellectualSites/PlotSquared-Documentation/wiki>https://github.com/IntellectualSites/PlotSquared-Documentation/wiki</gold>"));
+                    "<gray>>> </gray><gold><bold>Wiki<reset><gray>: </gray><gold><click:open_url:https://intellectualsites.github.io/plotsquared-documentation/>https://intellectualsites.github.io/plotsquared-documentation/</gold>"));
             player.sendMessage(StaticCaption.of(
                     "<gray>>> </gray><gold><bold>Discord<reset><gray>: </gray><gold><click:open_url:https://discord.gg/intellectualsites>https://discord.gg/intellectualsites</gold>"));
             player.sendMessage(

Core/src/main/java/com/plotsquared/core/command/Save.java

@@ -50,7 +50,7 @@ import java.util.UUID;
  * @deprecated In favor of "/plot download" (Arkitektonika) and scheduled
  *         for removal within the next major release.
  */
-@Deprecated(forRemoval = true)
+@Deprecated(forRemoval = true, since = "6.0.9")
 @CommandDeclaration(command = "save",
         category = CommandCategory.SCHEMATIC,
         requiredType = RequiredType.NONE,
@@ -104,8 +104,8 @@ public class Save extends SubCommand {
                     TaskManager.runTaskAsync(() -> {
                         String time = (System.currentTimeMillis() / 1000) + "";
                         Location[] corners = plot.getCorners();
-                        corners[0] = corners[0].withY(0);
+                        corners[0] = corners[0].withY(plot.getArea().getMinBuildHeight());
-                        corners[1] = corners[1].withY(255);
+                        corners[1] = corners[1].withY(plot.getArea().getMaxBuildHeight());
                         int size = (corners[1].getX() - corners[0].getX()) + 1;
                         PlotId id = plot.getId();
                         String world1 = plot.getArea().toString().replaceAll(";", "-")

Core/src/main/java/com/plotsquared/core/command/SetHome.java

@@ -57,8 +57,12 @@ public class SetHome extends SetCommand {
                 Plot base = plot.getBasePlot(false);
                 Location bottom = base.getBottomAbs();
                 Location location = player.getLocationFull();
-                BlockLoc rel = new BlockLoc(location.getX() - bottom.getX(), location.getY(),
+                BlockLoc rel = new BlockLoc(
-                        location.getZ() - bottom.getZ(), location.getYaw(), location.getPitch()
+                        location.getX() - bottom.getX(),
+                        location.getY(), // y is absolute
+                        location.getZ() - bottom.getZ(),
+                        location.getYaw(),
+                        location.getPitch()
                 );
                 base.setHome(rel);
                 player.sendMessage(TranslatableCaption.of("position.position_set"));

Core/src/main/java/com/plotsquared/core/command/Trim.java

@@ -180,12 +180,12 @@ public class Trim extends SubCommand {
                             int bx = cbx << 4;
                             int bz = cbz << 4;
                             CuboidRegion region =
-                                    RegionUtil.createRegion(bx, bx + 511, bz, bz + 511);
+                                    RegionUtil.createRegion(bx, bx + 511, 0, 0, bz, bz + 511);
                             for (Plot plot : PlotQuery.newQuery().inWorld(world)) {
                                 Location bot = plot.getBottomAbs();
                                 Location top = plot.getExtendedTopAbs();
                                 CuboidRegion plotReg = RegionUtil
-                                        .createRegion(bot.getX(), top.getX(), bot.getZ(), top.getZ());
+                                        .createRegion(bot.getX(), top.getX(), 0, 0, bot.getZ(), top.getZ());
                                 if (!RegionUtil.intersects(region, plotReg)) {
                                     continue;
                                 }

Core/src/main/java/com/plotsquared/core/components/ComponentPresetManager.java

@@ -128,7 +128,7 @@ public class ComponentPresetManager {
                             0,
                             "",
                             "<rainbow:2>Disco Floor</rainbow>",
-                            Arrays.asList("<gold>Spice up your plot floor</gold>"),
+                            List.of("<gold>Spice up your plot floor</gold>"),
                             ItemTypes.YELLOW_WOOL
                     ));
             yamlConfiguration.set("presets", defaultPreset.stream().map(ComponentPreset::serialize).collect(Collectors.toList()));
@@ -181,6 +181,10 @@ public class ComponentPresetManager {
             }
             allowedPresets.add(componentPreset);
         }
+        if (allowedPresets.isEmpty()) {
+            player.sendMessage(TranslatableCaption.of("preset.empty"));
+            return null;
+        }
         final int size = (int) Math.ceil((double) allowedPresets.size() / 9.0D);
         final PlotInventory plotInventory = new PlotInventory(this.inventoryUtil, player, size,
                 TranslatableCaption.of("preset.title").getComponent(player)) {
@@ -210,7 +214,13 @@ public class ComponentPresetManager {
                     return false;
                 }
 
-                if (componentPreset.getCost() > 0.0D && econHandler.isEnabled(plot.getArea())) {
+                if (componentPreset.getCost() > 0.0D) {
+                    if (!econHandler.isEnabled(plot.getArea())) {
+                        getPlayer().sendMessage(
+                                TranslatableCaption.of("preset.economy_disabled"),
+                                Template.of("preset", componentPreset.getDisplayName()));
+                        return false;
+                    }
                     if (econHandler.getMoney(getPlayer()) < componentPreset.getCost()) {
                         getPlayer().sendMessage(TranslatableCaption.of("preset.preset_cannot_afford"));
                         return false;
@@ -246,11 +256,16 @@ public class ComponentPresetManager {
         for (int i = 0; i < allowedPresets.size(); i++) {
             final ComponentPreset preset = allowedPresets.get(i);
             final List<String> lore = new ArrayList<>();
-            if (preset.getCost() > 0 && this.econHandler.isEnabled(plot.getArea())) {
+            if (preset.getCost() > 0) {
-                lore.add(MINI_MESSAGE.serialize(MINI_MESSAGE.parse(
+                if (!this.econHandler.isEnabled(plot.getArea())) {
-                        TranslatableCaption.of("preset.preset_lore_cost").getComponent(player),
+                    lore.add(MINI_MESSAGE.serialize(MINI_MESSAGE.parse(
-                        Template.of("cost", String.format("%.2f", preset.getCost()))
+                            TranslatableCaption.of("preset.preset_lore_economy_disabled").getComponent(player))));
-                )));
+                } else {
+                    lore.add(MINI_MESSAGE.serialize(MINI_MESSAGE.parse(
+                            TranslatableCaption.of("preset.preset_lore_cost").getComponent(player),
+                            Template.of("cost", String.format("%.2f", preset.getCost()))
+                    )));
+                }
             }
             lore.add(MINI_MESSAGE.serialize(MINI_MESSAGE.parse(
                     TranslatableCaption.of("preset.preset_lore_component").getComponent(player),

Core/src/main/java/com/plotsquared/core/configuration/ConfigurationSection.java

@@ -73,7 +73,7 @@ public interface ConfigurationSection {
      * has been specified, this will return true.
      *
      * @param path Path to check for existence.
-     * @return True if this section contains the requested path, either via
+     * @return {@code true} if this section contains the requested path, either via
      *         default or being set.
      * @throws IllegalArgumentException Thrown when path is {@code null}.
      */
@@ -87,7 +87,7 @@ public interface ConfigurationSection {
      * has been specified, this will still return false.
      *
      * @param path Path to check for existence.
-     * @return True if this section contains the requested path, regardless of
+     * @return {@code true} if this section contains the requested path, regardless of
      *         having a default.
      * @throws IllegalArgumentException Thrown when path is {@code null}.
      */

Core/src/main/java/com/plotsquared/core/configuration/Settings.java

@@ -201,7 +201,7 @@ public class Settings extends Config {
         public List<String> WORLDS = new ArrayList<>(Collections.singletonList("*"));
 
 
-        @Comment("See: https://github.com/IntellectualSites/PlotSquared-Documentation/wiki/Plot-analysis for a description of each value.")
+        @Comment("See: https://intellectualsites.github.io/plotsquared-documentation/optimization/plot-analysis for a description of each value.")
         public static final class CALIBRATION {
 
             public int VARIETY = 0;
@@ -221,7 +221,7 @@ public class Settings extends Config {
 
 
     @Comment({"Chunk processor related settings",
-            "See https://github.com/IntellectualSites/PlotSquared-Documentation/wiki/Chunk-processor for more information."})
+            "See https://intellectualsites.github.io/plotsquared-documentation/optimization/chunk-processor for more information."})
     public static class Chunk_Processor {
 
         @Comment("Auto trim will not save chunks which aren't claimed")
@@ -284,7 +284,7 @@ public class Settings extends Config {
         @Comment("Always show explosion Particles, even if explosion flag is set to false")
         public static boolean ALWAYS_SHOW_EXPLOSIONS = false;
         @Comment({"Blocks that may not be used in plot components",
-                "Checkout the wiki article regarding plot components before modifying: https://github.com/IntellectualSites/PlotSquared-Documentation/wiki/Plot-Components"})
+                "Checkout the wiki article regarding plot components before modifying: https://intellectualsites.github.io/plotsquared-documentation/customization/plot-components"})
         public static List<String>
                 INVALID_BLOCKS = Arrays.asList(
                 // Acacia Stuff
@@ -406,7 +406,7 @@ public class Settings extends Config {
 
 
     @Comment({"Schematic Settings",
-            "See https://github.com/IntellectualSites/PlotSquared-Documentation/wiki/Schematic-on-Claim for more information."})
+            "See https://intellectualsites.github.io/plotsquared-documentation/schematics/schematic-on-claim for more information."})
     public static final class Schematics {
 
         @Comment(
@@ -438,7 +438,7 @@ public class Settings extends Config {
     }
 
 
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.0.0")
     @Comment("Schematic interface related settings")
     public static class Web {
 
@@ -535,7 +535,7 @@ public class Settings extends Config {
 
 
     @Comment({"Backup related settings",
-            "See https://github.com/IntellectualSites/PlotSquared-Documentation/wiki/Backups for more information."})
+            "See https://intellectualsites.github.io/plotsquared-documentation/plot-backups for more information."})
     public static final class Backup {
 
         @Comment("Automatically backup plots when destructive commands are performed, e.g. /plot clear")
@@ -784,7 +784,7 @@ public class Settings extends Config {
         public static boolean
                 PERSISTENT_ROAD_REGEN = true;
         @Comment({"Enable the `/plot component` preset GUI",
-                "Read more about components here: https://github.com/IntellectualSites/PlotSquared-Documentation/wiki/Plot-Components"})
+                "Read more about components here: https://intellectualsites.github.io/plotsquared-documentation/customization/plot-components"})
         public static boolean COMPONENT_PRESETS = true;
         @Comment("Enable per user locale")
         public static boolean PER_USER_LOCALE = false;

Core/src/main/java/com/plotsquared/core/configuration/caption/CaptionMap.java

@@ -60,7 +60,7 @@ public interface CaptionMap {
      * Check if the map supports a given locale
      *
      * @param locale Locale
-     * @return True if the map supports the locale
+     * @return {@code true} if the map supports the locale
      */
     boolean supportsLocale(final @NonNull Locale locale);
 

Core/src/main/java/com/plotsquared/core/configuration/caption/CaptionUtility.java

@@ -103,6 +103,7 @@ public class CaptionUtility {
      * @param miniMessageString the message from which the specified click events should be removed from.
      * @return the string without the click events that are configured to be removed.
      * @see Settings.Chat#CLICK_EVENT_ACTIONS_TO_REMOVE
+     * @since 6.0.10
      */
     public static String stripClickEvents(final @NonNull String miniMessageString) {
         // parse, transform and serialize again
@@ -122,6 +123,7 @@ public class CaptionUtility {
      * @return the string without the click events that are configured to be removed.
      * @see Settings.Chat#CLICK_EVENT_ACTIONS_TO_REMOVE
      * @see #stripClickEvents(String)
+     * @since 6.0.10
      */
     public static String stripClickEvents(
             final @NonNull PlotFlag<?, ?> flag,

Core/src/main/java/com/plotsquared/core/configuration/caption/ChatFormatter.java

@@ -99,7 +99,7 @@ public interface ChatFormatter {
          * Whether or not the output should escape
          * any formatting keys
          *
-         * @return True if raw output is to be used
+         * @return {@code true} if raw output is to be used
          */
         public boolean isRawOutput() {
             return this.rawOutput;

Core/src/main/java/com/plotsquared/core/configuration/caption/ComponentTransform.java

@@ -39,6 +39,7 @@ public interface ComponentTransform {
      *
      * @param transform the transform to apply.
      * @return a new transform which is applied on all child components and the component itself.
+     * @since 6.0.10
      */
     static ComponentTransform nested(ComponentTransform transform) {
         return new NestedComponentTransform(transform);
@@ -51,6 +52,7 @@ public interface ComponentTransform {
      *
      * @param actionsToRemove the actions used to filter which click events should be removed.
      * @return a new transform that removes click events from a component.
+     * @since 6.0.10
      */
     static ComponentTransform stripClicks(ClickEvent.Action... actionsToRemove) {
         return new ClickStripTransform(Set.of(actionsToRemove));
@@ -61,6 +63,7 @@ public interface ComponentTransform {
      *
      * @param original the component to transform.
      * @return the transformed component.
+     * @since 6.0.10
      */
     @NonNull Component transform(@NonNull Component original);
 

Core/src/main/java/com/plotsquared/core/configuration/caption/LocaleHolder.java

@@ -36,10 +36,12 @@ import java.util.Locale;
 public interface LocaleHolder {
 
     /**
-     * Get the console locale holder
+     * Get the console locale holder.
+     * <p>
+     * You can use {@link ConsolePlayer#getConsole()} for direct access to the {@link ConsolePlayer}
+     * </p>
      *
      * @return Console locale holder
-     * @see ConsolePlayer#getConsole() for direct access to the {@link ConsolePlayer}
      */
     @NonNull
     static LocaleHolder console() {

Core/src/main/java/com/plotsquared/core/database/AbstractDB.java

@@ -371,7 +371,7 @@ public interface AbstractDB {
     /**
      * Don't use this method unless you want to ruin someone's server.
      *
-     * @return true if the tables were deleted, false when an error is encountered
+     * @return {@code true} if the tables were deleted, {@code false} when an error is encountered
      */
     boolean deleteTables();
 

Core/src/main/java/com/plotsquared/core/database/Database.java

@@ -52,7 +52,7 @@ public abstract class Database {
     /**
      * Checks if a connection is open with the database.
      *
-     * @return true if the connection is open
+     * @return {@code true} if the connection is open
      * @throws SQLException if the connection cannot be checked
      */
     public abstract boolean checkConnection() throws SQLException;
@@ -67,7 +67,7 @@ public abstract class Database {
     /**
      * Closes the connection with the database.
      *
-     * @return true if successful
+     * @return {@code true} if successful
      * @throws SQLException if the connection cannot be closed
      */
     public abstract boolean closeConnection() throws SQLException;

Core/src/main/java/com/plotsquared/core/events/PlayerAutoPlotEvent.java

@@ -115,7 +115,7 @@ public class PlayerAutoPlotEvent extends PlotEvent implements CancellablePlotEve
     /**
      * @deprecated for removal. Use {@link PlayerAutoPlotEvent#getSizeX()}
      */
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.1.0")
     public int getSize_x() {
         return getSizeX();
     }
@@ -123,7 +123,7 @@ public class PlayerAutoPlotEvent extends PlotEvent implements CancellablePlotEve
     /**
      * @deprecated for removal. Use {@link PlayerAutoPlotEvent#setSizeX(int)} )}
      */
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.1.0")
     public void setSize_x(int sizeX) {
         setSizeX(sizeX);
     }
@@ -131,7 +131,7 @@ public class PlayerAutoPlotEvent extends PlotEvent implements CancellablePlotEve
     /**
      * @deprecated for removal. Use {@link PlayerAutoPlotEvent#getSizeZ()}
      */
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.1.0")
     public int getSize_z() {
         return getSizeZ();
     }
@@ -139,7 +139,7 @@ public class PlayerAutoPlotEvent extends PlotEvent implements CancellablePlotEve
     /**
      * @deprecated for removal. Use {@link PlayerAutoPlotEvent#setSizeZ(int)} )}
      */
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.1.0")
     public void setSize_z(int sizeZ) {
         setSizeZ(sizeZ);
     }
@@ -148,6 +148,7 @@ public class PlayerAutoPlotEvent extends PlotEvent implements CancellablePlotEve
      * Get the x size of the auto-area
      *
      * @return x size
+     * @since 6.1.0
      */
     public int getSizeX() {
         return this.sizeX;
@@ -157,6 +158,7 @@ public class PlayerAutoPlotEvent extends PlotEvent implements CancellablePlotEve
      * Set the x size of the auto-area
      *
      * @param sizeX x size
+     * @since 6.1.0
      */
     public void setSizeX(int sizeX) {
         this.sizeX = sizeX;
@@ -166,6 +168,7 @@ public class PlayerAutoPlotEvent extends PlotEvent implements CancellablePlotEve
      * Get the z size of the auto-area
      *
      * @return z size
+     * @since 6.1.0
      */
     public int getSizeZ() {
         return this.sizeZ;
@@ -175,6 +178,7 @@ public class PlayerAutoPlotEvent extends PlotEvent implements CancellablePlotEve
      * Set the z size of the auto-area
      *
      * @param sizeZ z size
+     * @since 6.1.0
      */
     public void setSizeZ(int sizeZ) {
         this.sizeZ = sizeZ;

Core/src/main/java/com/plotsquared/core/events/PlayerAutoPlotsChosenEvent.java

@@ -47,6 +47,7 @@ public class PlayerAutoPlotsChosenEvent extends PlotPlayerEvent {
      *
      * @param player Player that executed the auto
      * @param plots  Plots that have been chosen to be set to the player
+     * @since 6.1.0
      */
     public PlayerAutoPlotsChosenEvent(PlotPlayer<?> player, List<Plot> plots) {
         super(player, plots.size() > 0 ? plots.get(0) : null);
@@ -67,6 +68,7 @@ public class PlayerAutoPlotsChosenEvent extends PlotPlayerEvent {
      * Get the immutable list of plots selected to be claimed by the player. May be of length 0.
      *
      * @return immutable list.
+     * @since 6.1.0
      */
     public @NonNull List<Plot> getPlots() {
         return plots;
@@ -76,6 +78,7 @@ public class PlayerAutoPlotsChosenEvent extends PlotPlayerEvent {
      * Set the plots to be claimed by the player.
      *
      * @param plots list of plots.
+     * @since 6.1.0
      */
     public void setPlots(final @NonNull List<Plot> plots) {
         this.plots = List.copyOf(plots);

Core/src/main/java/com/plotsquared/core/events/PlayerPlotDeniedEvent.java

@@ -42,7 +42,7 @@ public class PlayerPlotDeniedEvent extends PlotEvent {
      * @param initiator Player that initiated the event
      * @param plot      Plot in which the event occurred
      * @param player    Player that was denied/un-denied
-     * @param added     true of add to deny list, false if removed
+     * @param added     {@code true} of add to deny list, {@code false} if removed
      */
     public PlayerPlotDeniedEvent(PlotPlayer<?> initiator, Plot plot, UUID player, boolean added) {
         super(plot);

Core/src/main/java/com/plotsquared/core/events/PlayerPlotHelperEvent.java

@@ -45,7 +45,7 @@ public class PlayerPlotHelperEvent extends PlotEvent {
      * @param initiator Player that initiated the event
      * @param plot      Plot in which the event occurred
      * @param player    Player that was added/removed from the helper list
-     * @param added     true of the player was added, false if the player was removed
+     * @param added     {@code true} if the player was added, {@code false} if the player was removed
      */
     public PlayerPlotHelperEvent(PlotPlayer<?> initiator, Plot plot, UUID player, boolean added) {
         super(plot);

Core/src/main/java/com/plotsquared/core/events/PlayerPlotTrustedEvent.java

@@ -42,7 +42,7 @@ public class PlayerPlotTrustedEvent extends PlotEvent {
      * @param initiator Player that initiated the event
      * @param plot      Plot in which the event occurred
      * @param player    Player that was added/removed from the trusted list
-     * @param added     true of the player was added, false if the player was removed
+     * @param added     {@code true} if the player was added, {@code false} if the player was removed
      */
     public PlayerPlotTrustedEvent(PlotPlayer<?> initiator, Plot plot, UUID player, boolean added) {
         super(plot);

Core/src/main/java/com/plotsquared/core/events/PlayerTeleportToPlotEvent.java

@@ -42,7 +42,7 @@ public class PlayerTeleportToPlotEvent extends PlotPlayerEvent implements Cancel
      * @deprecated use {@link PlayerTeleportToPlotEvent#PlayerTeleportToPlotEvent(PlotPlayer, Location, Plot, TeleportCause)}.
      * You should not be creating events in the first place.
      */
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.1.0")
     public PlayerTeleportToPlotEvent(PlotPlayer<?> player, Location from, Plot plot) {
         this(player, from, plot, TeleportCause.UNKNOWN);
     }
@@ -54,6 +54,7 @@ public class PlayerTeleportToPlotEvent extends PlotPlayerEvent implements Cancel
      * @param from   Start location
      * @param plot   Plot to which the player was teleported
      * @param cause  Why the teleport is being completed
+     * @since 6.1.0
      */
     public PlayerTeleportToPlotEvent(PlotPlayer<?> player, Location from, Plot plot, TeleportCause cause) {
         super(player, plot);
@@ -65,6 +66,7 @@ public class PlayerTeleportToPlotEvent extends PlotPlayerEvent implements Cancel
      * Get the teleport cause
      *
      * @return TeleportCause
+     * @since 6.1.0
      */
     public TeleportCause getCause() {
         return cause;

Core/src/main/java/com/plotsquared/core/events/PlotClaimedNotifyEvent.java

@@ -39,6 +39,7 @@ public class PlotClaimedNotifyEvent extends PlotEvent {
      *
      * @param plot Plot that was claimed
      * @param auto If the plot was claimed using /plot auto
+     * @since 6.1.0
      */
     public PlotClaimedNotifyEvent(Plot plot, boolean auto) {
         super(plot);
@@ -49,7 +50,9 @@ public class PlotClaimedNotifyEvent extends PlotEvent {
      * If the plot was claimed using /plot auto
      *
      * @return if claimed with auto
+     * @since 6.1.0
      */
+    @SuppressWarnings("unused")
     public boolean wasAuto() {
         return auto;
     }

Core/src/main/java/com/plotsquared/core/events/TeleportCause.java

@@ -57,12 +57,16 @@ public enum TeleportCause {
     PLUGIN,
     UNKNOWN;
 
+    /**
+     * @since 6.1.0
+     */
     public static final class CauseSets {
 
         public static final Set<TeleportCause> COMMAND = Sets.immutableEnumSet(EnumSet.range(
                 TeleportCause.COMMAND,
                 TeleportCause.COMMAND_VISIT
         ));
+        @SuppressWarnings("unused")
         public static final Set<TeleportCause> PLUGIN = Sets.immutableEnumSet(EnumSet.range(
                 TeleportCause.DEATH,
                 TeleportCause.PLUGIN

Core/src/main/java/com/plotsquared/core/generator/AugmentedUtils.java

@@ -70,7 +70,7 @@ public class AugmentedUtils {
         final int blockZ = chunkZ << 4;
         // Create a region that contains the
         // entire chunk
-        CuboidRegion region = RegionUtil.createRegion(blockX, blockX + 15, blockZ, blockZ + 15);
+        CuboidRegion region = RegionUtil.createRegion(blockX, blockX + 15, 0, 0, blockZ, blockZ + 15);
         // Query for plot areas in the chunk
         final Set<PlotArea> areas = PlotSquared.get().getPlotAreaManager().getPlotAreasSet(world, region);
         if (areas.isEmpty()) {
@@ -122,6 +122,7 @@ public class AugmentedUtils {
             }
             QueueCoordinator secondaryMask;
             BlockState air = BlockTypes.AIR.getDefaultState();
+            int startYOffset = !(area instanceof ClassicPlotWorld) || ((ClassicPlotWorld) area).PLOT_BEDROCK ? 1 : 0;
             if (area.getTerrain() == PlotAreaTerrainType.ROAD) {
                 PlotManager manager = area.getPlotManager();
                 final boolean[][] canPlace = new boolean[16][16];
@@ -132,7 +133,7 @@ public class AugmentedUtils {
                         int worldZ = z + blockZ;
                         boolean can = manager.getPlotId(worldX, 0, worldZ) == null;
                         if (can) {
-                            for (int y = 1; y < 128; y++) {
+                            for (int y = area.getMinGenHeight() + startYOffset; y <= area.getMaxGenHeight(); y++) {
                                 queue.setBlock(worldX, y, worldZ, air);
                             }
                             canPlace[x][z] = true;
@@ -149,7 +150,7 @@ public class AugmentedUtils {
                 secondaryMask = primaryMask;
                 for (int x = relativeBottomX; x <= relativeTopX; x++) {
                     for (int z = relativeBottomZ; z <= relativeTopZ; z++) {
-                        for (int y = 1; y < 128; y++) {
+                        for (int y = area.getMinGenHeight() + startYOffset; y <= area.getMaxGenHeight(); y++) {
                             queue.setBlock(blockX + x, y, blockZ + z, air);
                         }
                     }
@@ -166,8 +167,8 @@ public class AugmentedUtils {
             ScopedQueueCoordinator scoped =
                     new ScopedQueueCoordinator(
                             secondaryMask,
-                            Location.at(world, blockX, 0, blockZ),
+                            Location.at(world, blockX, area.getMinGenHeight(), blockZ),
-                            Location.at(world, blockX + 15, 255, blockZ + 15)
+                            Location.at(world, blockX + 15, area.getMaxGenHeight(), blockZ + 15)
                     );
             generator.generateChunk(scoped, area);
             generator.populateChunk(scoped, area);

Core/src/main/java/com/plotsquared/core/generator/ClassicPlotManager.java

@@ -37,7 +37,6 @@ import com.plotsquared.core.plot.Plot;
 import com.plotsquared.core.plot.PlotAreaTerrainType;
 import com.plotsquared.core.plot.PlotId;
 import com.plotsquared.core.queue.QueueCoordinator;
-import com.plotsquared.core.util.BlockUtil;
 import com.plotsquared.core.util.MathMan;
 import com.plotsquared.core.util.RegionManager;
 import com.plotsquared.core.util.task.TaskManager;
@@ -147,7 +146,15 @@ public class ClassicPlotManager extends SquarePlotManager {
     ) {
         Plot plot = classicPlotWorld.getPlotAbs(plotId);
         if (plot != null && plot.isBasePlot()) {
-            return this.regionManager.setCuboids(classicPlotWorld, plot.getRegions(), blocks, 1, getWorldHeight(), actor, queue);
+            return this.regionManager.setCuboids(
+                    classicPlotWorld,
+                    plot.getRegions(),
+                    blocks,
+                    classicPlotWorld.getMinBuildHeight(),
+                    classicPlotWorld.getMaxBuildHeight(),
+                    actor,
+                    queue
+            );
         }
         return false;
     }
@@ -175,7 +182,7 @@ public class ClassicPlotManager extends SquarePlotManager {
                             plot.getRegions(),
                             blocks,
                             classicPlotWorld.PLOT_HEIGHT + 1,
-                            getWorldHeight(),
+                            classicPlotWorld.getMaxBuildHeight(),
                             actor,
                             queue
                     );
@@ -204,7 +211,7 @@ public class ClassicPlotManager extends SquarePlotManager {
                     classicPlotWorld,
                     plot.getRegions(),
                     blocks,
-                    1,
+                    classicPlotWorld.getMinBuildHeight(),
                     classicPlotWorld.PLOT_HEIGHT - 1,
                     actor,
                     queue
@@ -281,7 +288,7 @@ public class ClassicPlotManager extends SquarePlotManager {
             }
         }
 
-        int maxY = classicPlotWorld.getPlotManager().getWorldHeight();
+        int maxY = classicPlotWorld.getMaxBuildHeight();
         if (!plot.isMerged(Direction.NORTH)) {
             int z = bottom.getZ();
             for (int x = bottom.getX(); x <= top.getX(); x++) {
@@ -382,7 +389,7 @@ public class ClassicPlotManager extends SquarePlotManager {
         if (!plot.isMerged(Direction.NORTH)) {
             int z = bot.getZ();
             for (int x = bot.getX(); x < top.getX(); x++) {
-                for (int y = 1; y <= classicPlotWorld.WALL_HEIGHT; y++) {
+                for (int y = classicPlotWorld.getMinBuildHeight(); y <= classicPlotWorld.WALL_HEIGHT; y++) {
                     queue.setBlock(x, y, z, blocks);
                 }
             }
@@ -390,7 +397,7 @@ public class ClassicPlotManager extends SquarePlotManager {
         if (!plot.isMerged(Direction.WEST)) {
             int x = bot.getX();
             for (int z = bot.getZ(); z < top.getZ(); z++) {
-                for (int y = 1; y <= classicPlotWorld.WALL_HEIGHT; y++) {
+                for (int y = classicPlotWorld.getMinBuildHeight(); y <= classicPlotWorld.WALL_HEIGHT; y++) {
                     queue.setBlock(x, y, z, blocks);
                 }
             }
@@ -398,7 +405,7 @@ public class ClassicPlotManager extends SquarePlotManager {
         if (!plot.isMerged(Direction.SOUTH)) {
             int z = top.getZ();
             for (int x = bot.getX(); x < top.getX() + (plot.isMerged(Direction.EAST) ? 0 : 1); x++) {
-                for (int y = 1; y <= classicPlotWorld.WALL_HEIGHT; y++) {
+                for (int y = classicPlotWorld.getMinBuildHeight(); y <= classicPlotWorld.WALL_HEIGHT; y++) {
                     queue.setBlock(x, y, z, blocks);
                 }
             }
@@ -406,7 +413,7 @@ public class ClassicPlotManager extends SquarePlotManager {
         if (!plot.isMerged(Direction.EAST)) {
             int x = top.getX();
             for (int z = bot.getZ(); z < top.getZ() + (plot.isMerged(Direction.SOUTH) ? 0 : 1); z++) {
-                for (int y = 1; y <= classicPlotWorld.WALL_HEIGHT; y++) {
+                for (int y = classicPlotWorld.getMinBuildHeight(); y <= classicPlotWorld.WALL_HEIGHT; y++) {
                     queue.setBlock(x, y, z, blocks);
                 }
             }
@@ -501,7 +508,7 @@ public class ClassicPlotManager extends SquarePlotManager {
             enqueue = true;
         }
 
-        int maxY = getWorldHeight();
+        int maxY = classicPlotWorld.getMaxGenHeight();
         queue.setCuboid(
                 Location.at(
                         classicPlotWorld.getWorldName(),
@@ -513,27 +520,27 @@ public class ClassicPlotManager extends SquarePlotManager {
         );
         if (classicPlotWorld.PLOT_BEDROCK) {
             queue.setCuboid(
-                    Location.at(classicPlotWorld.getWorldName(), sx, 0, sz + 1),
+                    Location.at(classicPlotWorld.getWorldName(), sx, classicPlotWorld.getMinGenHeight(), sz + 1),
-                    Location.at(classicPlotWorld.getWorldName(), ex, 0, ez - 1),
+                    Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.getMinGenHeight(), ez - 1),
                     BlockTypes.BEDROCK.getDefaultState()
             );
-            queue.setCuboid(
-                    Location.at(classicPlotWorld.getWorldName(), sx, 1, sz + 1),
-                    Location.at(classicPlotWorld.getWorldName(), sx, classicPlotWorld.WALL_HEIGHT, ez - 1),
-                    classicPlotWorld.WALL_FILLING.toPattern()
-            );
-        } else {
-            queue.setCuboid(
-                    Location.at(classicPlotWorld.getWorldName(), sx, 0, sz + 1),
-                    Location.at(classicPlotWorld.getWorldName(), sx, classicPlotWorld.WALL_HEIGHT, ez - 1),
-                    classicPlotWorld.WALL_FILLING.toPattern()
-            );
         }
+        int startYOffset = classicPlotWorld.PLOT_BEDROCK ? 1 : 0;
         queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx, 1, sz + 1),
+                Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.getMinGenHeight() + startYOffset, sz + 1),
+                Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.WALL_HEIGHT, ez - 1),
+                classicPlotWorld.WALL_FILLING.toPattern()
+        );
+        queue.setCuboid(
+                Location.at(classicPlotWorld.getWorldName(), sx, classicPlotWorld.getMinGenHeight() + startYOffset, sz + 1),
                 Location.at(classicPlotWorld.getWorldName(), sx, classicPlotWorld.WALL_HEIGHT, ez - 1),
                 classicPlotWorld.WALL_FILLING.toPattern()
         );
+        queue.setCuboid(
+                Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.getMinGenHeight() + startYOffset, sz + 1),
+                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.ROAD_HEIGHT, ez - 1),
+                classicPlotWorld.ROAD_BLOCK.toPattern()
+        );
 
         if (classicPlotWorld.PLACE_TOP_BLOCK) {
             queue.setCuboid(
@@ -541,24 +548,12 @@ public class ClassicPlotManager extends SquarePlotManager {
                     Location.at(classicPlotWorld.getWorldName(), sx, classicPlotWorld.WALL_HEIGHT + 1, ez - 1),
                     classicPlotWorld.WALL_BLOCK.toPattern()
             );
-        }
-        queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), ex, 1, sz + 1),
-                Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.WALL_HEIGHT, ez - 1),
-                classicPlotWorld.WALL_FILLING.toPattern()
-        );
-        if (classicPlotWorld.PLACE_TOP_BLOCK) {
             queue.setCuboid(
                     Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.WALL_HEIGHT + 1, sz + 1),
                     Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.WALL_HEIGHT + 1, ez - 1),
                     classicPlotWorld.WALL_BLOCK.toPattern()
             );
         }
-        queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx + 1, 1, sz + 1),
-                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.ROAD_HEIGHT, ez - 1),
-                classicPlotWorld.ROAD_BLOCK.toPattern()
-        );
         return !enqueue || queue.enqueue();
     }
 
@@ -584,19 +579,32 @@ public class ClassicPlotManager extends SquarePlotManager {
                         classicPlotWorld.schematicStartHeight() + 1,
                         sz
                 ),
-                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.getPlotManager().getWorldHeight(), ez),
+                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.getMaxGenHeight(), ez),
                 BlockTypes.AIR.getDefaultState()
         );
+        if (classicPlotWorld.PLOT_BEDROCK) {
+            queue.setCuboid(
+                    Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.getMinGenHeight(), sz),
+                    Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.getMinGenHeight(), ez),
+                    BlockTypes.BEDROCK.getDefaultState()
+            );
+        }
+        int startYOffset = classicPlotWorld.PLOT_BEDROCK ? 1 : 0;
         queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx + 1, 0, sz),
+                Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.getMinGenHeight() + startYOffset, sz),
-                Location.at(classicPlotWorld.getWorldName(), ex - 1, 0, ez),
-                BlockUtil.get((short) 7, (byte) 0)
-        );
-        queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx + 1, 1, sz),
                 Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.WALL_HEIGHT, sz),
                 classicPlotWorld.WALL_FILLING.toPattern()
         );
+        queue.setCuboid(
+                Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.getMinGenHeight() + startYOffset, ez),
+                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.WALL_HEIGHT, ez),
+                classicPlotWorld.WALL_FILLING.toPattern()
+        );
+        queue.setCuboid(
+                Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.getMinGenHeight() + startYOffset, sz + 1),
+                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.ROAD_HEIGHT, ez - 1),
+                classicPlotWorld.ROAD_BLOCK.toPattern()
+        );
 
         if (classicPlotWorld.PLACE_TOP_BLOCK) {
             queue.setCuboid(
@@ -604,24 +612,12 @@ public class ClassicPlotManager extends SquarePlotManager {
                     Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.WALL_HEIGHT + 1, sz),
                     classicPlotWorld.WALL_BLOCK.toPattern()
             );
-        }
-        queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx + 1, 1, ez),
-                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.WALL_HEIGHT, ez),
-                classicPlotWorld.WALL_FILLING.toPattern()
-        );
-        if (classicPlotWorld.PLACE_TOP_BLOCK) {
             queue.setCuboid(
                     Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.WALL_HEIGHT + 1, ez),
                     Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.WALL_HEIGHT + 1, ez),
                     classicPlotWorld.WALL_BLOCK.toPattern()
             );
         }
-        queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx + 1, 1, sz + 1),
-                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.ROAD_HEIGHT, ez - 1),
-                classicPlotWorld.ROAD_BLOCK.toPattern()
-        );
         return !enqueue || queue.enqueue();
     }
 
@@ -642,14 +638,19 @@ public class ClassicPlotManager extends SquarePlotManager {
 
         queue.setCuboid(
                 Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.ROAD_HEIGHT + 1, sz + 1),
-                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.getPlotManager().getWorldHeight(), ez - 1),
+                Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.getMaxGenHeight(), ez - 1),
                 BlockTypes.AIR.getDefaultState()
         );
-        queue.setCuboid(Location.at(classicPlotWorld.getWorldName(), sx + 1, 0, sz + 1),
+        if (classicPlotWorld.PLOT_BEDROCK) {
-                Location.at(classicPlotWorld.getWorldName(), ex - 1, 0, ez - 1), BlockUtil.get((short) 7, (byte) 0)
+            queue.setCuboid(
-        );
+                    Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.getMinGenHeight(), sz + 1),
+                    Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.getMinGenHeight(), ez - 1),
+                    BlockTypes.BEDROCK.getDefaultState()
+            );
+        }
+        int startYOffset = classicPlotWorld.PLOT_BEDROCK ? 1 : 0;
         queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx + 1, 1, sz + 1),
+                Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.getMinGenHeight() + startYOffset, sz + 1),
                 Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.ROAD_HEIGHT, ez - 1),
                 classicPlotWorld.ROAD_BLOCK.toPattern()
         );
@@ -679,11 +680,12 @@ public class ClassicPlotManager extends SquarePlotManager {
                                 classicPlotWorld.schematicStartHeight() + 1,
                                 sz
                         ),
-                        Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.getPlotManager().getWorldHeight(), ez),
+                        Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.getMaxGenHeight(), ez),
                         BlockTypes.AIR.getDefaultState()
                 );
+        int startYOffset = classicPlotWorld.PLOT_BEDROCK ? 1 : 0;
         queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx, 1, sz + 1),
+                Location.at(classicPlotWorld.getWorldName(), sx, classicPlotWorld.getMinGenHeight() + startYOffset, sz + 1),
                 Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.PLOT_HEIGHT - 1, ez - 1),
                 classicPlotWorld.MAIN_BLOCK.toPattern()
         );
@@ -719,11 +721,12 @@ public class ClassicPlotManager extends SquarePlotManager {
                                 classicPlotWorld.schematicStartHeight() + 1,
                                 sz
                         ),
-                        Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.getPlotManager().getWorldHeight(), ez),
+                        Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.getMaxGenHeight(), ez),
                         BlockTypes.AIR.getDefaultState()
                 );
+        int startYOffset = classicPlotWorld.PLOT_BEDROCK ? 1 : 0;
         queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx + 1, 1, sz),
+                Location.at(classicPlotWorld.getWorldName(), sx + 1, classicPlotWorld.getMinGenHeight() + startYOffset, sz),
                 Location.at(classicPlotWorld.getWorldName(), ex - 1, classicPlotWorld.PLOT_HEIGHT - 1, ez),
                 classicPlotWorld.MAIN_BLOCK.toPattern()
         );
@@ -758,11 +761,12 @@ public class ClassicPlotManager extends SquarePlotManager {
                                 classicPlotWorld.schematicStartHeight() + 1,
                                 sz
                         ),
-                        Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.getPlotManager().getWorldHeight(), ez),
+                        Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.getMaxGenHeight(), ez),
                         BlockTypes.AIR.getDefaultState()
                 );
+        int startYOffset = classicPlotWorld.PLOT_BEDROCK ? 1 : 0;
         queue.setCuboid(
-                Location.at(classicPlotWorld.getWorldName(), sx, 1, sz),
+                Location.at(classicPlotWorld.getWorldName(), sx, classicPlotWorld.getMinGenHeight() + startYOffset, sz),
                 Location.at(classicPlotWorld.getWorldName(), ex, classicPlotWorld.PLOT_HEIGHT - 1, ez),
                 classicPlotWorld.MAIN_BLOCK.toPattern()
         );

Core/src/main/java/com/plotsquared/core/generator/ClassicPlotWorld.java

@@ -127,16 +127,16 @@ public abstract class ClassicPlotWorld extends SquarePlotWorld {
     public void loadConfiguration(ConfigurationSection config) {
         super.loadConfiguration(config);
         this.PLOT_BEDROCK = config.getBoolean("plot.bedrock");
-        this.PLOT_HEIGHT = Math.min(255, config.getInt("plot.height"));
+        this.PLOT_HEIGHT = Math.min(getMaxGenHeight(), config.getInt("plot.height"));
         this.MAIN_BLOCK = new BlockBucket(config.getString("plot.filling"));
         this.TOP_BLOCK = new BlockBucket(config.getString("plot.floor"));
         this.WALL_BLOCK = new BlockBucket(config.getString("wall.block"));
-        this.ROAD_HEIGHT = Math.min(255, config.getInt("road.height"));
+        this.ROAD_HEIGHT = Math.min(getMaxGenHeight(), config.getInt("road.height"));
         this.ROAD_BLOCK = new BlockBucket(config.getString("road.block"));
         this.WALL_FILLING = new BlockBucket(config.getString("wall.filling"));
-        this.WALL_HEIGHT = Math.min(254, config.getInt("wall.height"));
-        this.CLAIMED_WALL_BLOCK = new BlockBucket(config.getString("wall.block_claimed"));
         this.PLACE_TOP_BLOCK = config.getBoolean("wall.place_top_block");
+        this.WALL_HEIGHT = Math.min(getMaxGenHeight() - (PLACE_TOP_BLOCK ? 1 : 0), config.getInt("wall.height"));
+        this.CLAIMED_WALL_BLOCK = new BlockBucket(config.getString("wall.block_claimed"));
     }
 
     int schematicStartHeight() {

Core/src/main/java/com/plotsquared/core/generator/HybridGen.java

@@ -91,7 +91,7 @@ public class HybridGen extends IndependentPlotGenerator {
         if (hybridPlotWorld.PLOT_BEDROCK) {
             for (short x = 0; x < 16; x++) {
                 for (short z = 0; z < 16; z++) {
-                    result.setBlock(x, 0, z, BlockTypes.BEDROCK.getDefaultState());
+                    result.setBlock(x, hybridPlotWorld.getMinGenHeight(), z, BlockTypes.BEDROCK.getDefaultState());
                 }
             }
         }
@@ -156,7 +156,7 @@ public class HybridGen extends IndependentPlotGenerator {
             }
         }
         // generation
-        int startY = hybridPlotWorld.PLOT_BEDROCK ? 1 : 0;
+        int startY = hybridPlotWorld.getMinGenHeight() + (hybridPlotWorld.PLOT_BEDROCK ? 1: 0);
         for (short x = 0; x < 16; x++) {
             if (insideRoadX[x]) {
                 for (short z = 0; z < 16; z++) {

Core/src/main/java/com/plotsquared/core/generator/HybridPlotManager.java

@@ -46,7 +46,6 @@ import com.sk89q.worldedit.function.pattern.Pattern;
 import com.sk89q.worldedit.regions.CuboidRegion;
 import com.sk89q.worldedit.world.biome.BiomeType;
 import com.sk89q.worldedit.world.block.BaseBlock;
-import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockTypes;
 import org.checkerframework.checker.nullness.qual.NonNull;
 import org.checkerframework.checker.nullness.qual.Nullable;
@@ -107,22 +106,32 @@ public class HybridPlotManager extends ClassicPlotManager {
 
     @Override
     public boolean createRoadEast(final @NonNull Plot plot, @Nullable QueueCoordinator queue) {
+        boolean enqueue = false;
+        if (queue == null) {
+            queue = hybridPlotWorld.getQueue();
+            enqueue = true;
+        }
         super.createRoadEast(plot, queue);
         PlotId id = plot.getId();
         PlotId id2 = PlotId.of(id.getX() + 1, id.getY());
         Location bot = getPlotBottomLocAbs(id2);
         Location top = getPlotTopLocAbs(id);
-        Location pos1 = Location.at(hybridPlotWorld.getWorldName(), top.getX() + 1, 0, bot.getZ() - 1);
+        Location pos1 = Location.at(
-        Location pos2 = Location.at(hybridPlotWorld.getWorldName(), bot.getX(), Math.min(getWorldHeight(), 255), top.getZ() + 1);
+                hybridPlotWorld.getWorldName(),
+                top.getX() + 1,
+                hybridPlotWorld.getMinGenHeight(),
+                bot.getZ() - 1
+        );
+        Location pos2 = Location.at(
+                hybridPlotWorld.getWorldName(),
+                bot.getX(),
+                hybridPlotWorld.getMaxGenHeight(),
+                top.getZ() + 1
+        );
         this.resetBiome(hybridPlotWorld, pos1, pos2);
         if (!hybridPlotWorld.ROAD_SCHEMATIC_ENABLED) {
             return true;
         }
-        boolean enqueue = false;
-        if (queue == null) {
-            queue = hybridPlotWorld.getQueue();
-            enqueue = true;
-        }
         createSchemAbs(queue, pos1, pos2, true);
         return !enqueue || queue.enqueue();
     }
@@ -139,7 +148,7 @@ public class HybridPlotManager extends ClassicPlotManager {
                         (pos1.getX() + pos2.getX()) / 2,
                         (pos1.getZ() + pos2.getZ()) / 2
                 ), biome)) {
-            WorldUtil.setBiome(hybridPlotWorld.getWorldName(), pos1.getX(), pos1.getZ(), pos2.getX(), pos2.getZ(), biome);
+            WorldUtil.setBiome(hybridPlotWorld.getWorldName(), new CuboidRegion(pos1.getBlockVector3(), pos2.getBlockVector3()), biome);
         }
     }
 
@@ -190,38 +199,38 @@ public class HybridPlotManager extends ClassicPlotManager {
 
     @Override
     public boolean createRoadSouth(final @NonNull Plot plot, @Nullable QueueCoordinator queue) {
+        boolean enqueue = false;
+        if (queue == null) {
+            enqueue = true;
+            queue = hybridPlotWorld.getQueue();
+        }
         super.createRoadSouth(plot, queue);
         PlotId id = plot.getId();
         PlotId id2 = PlotId.of(id.getX(), id.getY() + 1);
         Location bot = getPlotBottomLocAbs(id2);
         Location top = getPlotTopLocAbs(id);
-        Location pos1 = Location.at(hybridPlotWorld.getWorldName(), bot.getX() - 1, 0, top.getZ() + 1);
+        Location pos1 = Location.at(hybridPlotWorld.getWorldName(), bot.getX() - 1, hybridPlotWorld.getMinGenHeight(), top.getZ() + 1);
-        Location pos2 = Location.at(hybridPlotWorld.getWorldName(), top.getX() + 1, Math.min(getWorldHeight(), 255), bot.getZ());
+        Location pos2 = Location.at(hybridPlotWorld.getWorldName(), top.getX() + 1, hybridPlotWorld.getMaxGenHeight(), bot.getZ());
         this.resetBiome(hybridPlotWorld, pos1, pos2);
         if (!hybridPlotWorld.ROAD_SCHEMATIC_ENABLED) {
             return true;
         }
-        boolean enqueue = false;
-        if (queue == null) {
-            enqueue = true;
-            queue = hybridPlotWorld.getQueue();
-        }
         createSchemAbs(queue, pos1, pos2, true);
         return !enqueue || queue.enqueue();
     }
 
     @Override
     public boolean createRoadSouthEast(final @NonNull Plot plot, @Nullable QueueCoordinator queue) {
-        super.createRoadSouthEast(plot, queue);
-        PlotId id = plot.getId();
-        PlotId id2 = PlotId.of(id.getX() + 1, id.getY() + 1);
-        Location pos1 = getPlotTopLocAbs(id).add(1, 0, 1).withY(0);
-        Location pos2 = getPlotBottomLocAbs(id2).withY(Math.min(getWorldHeight(), 255));
         boolean enqueue = false;
         if (queue == null) {
             enqueue = true;
             queue = hybridPlotWorld.getQueue();
         }
+        super.createRoadSouthEast(plot, queue);
+        PlotId id = plot.getId();
+        PlotId id2 = PlotId.of(id.getX() + 1, id.getY() + 1);
+        Location pos1 = getPlotTopLocAbs(id).add(1, 0, 1);
+        Location pos2 = getPlotBottomLocAbs(id2);
         createSchemAbs(queue, pos1, pos2, true);
         if (hybridPlotWorld.ROAD_SCHEMATIC_ENABLED) {
             createSchemAbs(queue, pos1, pos2, true);
@@ -271,11 +280,23 @@ public class HybridPlotManager extends ClassicPlotManager {
             queue.setCompleteTask(whenDone);
         }
         if (!canRegen) {
-            queue.setCuboid(pos1.withY(0), pos2.withY(0), bedrock);
+            queue.setCuboid(
+                    pos1.withY(hybridPlotWorld.getMinGenHeight()),
+                    pos2.withY(hybridPlotWorld.getMinGenHeight()),
+                    hybridPlotWorld.PLOT_BEDROCK ? bedrock : filling
+            );
             // Each component has a different layer
-            queue.setCuboid(pos1.withY(1), pos2.withY(hybridPlotWorld.PLOT_HEIGHT - 1), filling);
+            queue.setCuboid(
+                    pos1.withY(hybridPlotWorld.getMinGenHeight() + 1),
+                    pos2.withY(hybridPlotWorld.PLOT_HEIGHT - 1),
+                    filling
+            );
             queue.setCuboid(pos1.withY(hybridPlotWorld.PLOT_HEIGHT), pos2.withY(hybridPlotWorld.PLOT_HEIGHT), plotfloor);
-            queue.setCuboid(pos1.withY(hybridPlotWorld.PLOT_HEIGHT + 1), pos2.withY(getWorldHeight()), BlockTypes.AIR.getDefaultState());
+            queue.setCuboid(
+                    pos1.withY(hybridPlotWorld.PLOT_HEIGHT + 1),
+                    pos2.withY(hybridPlotWorld.getMaxGenHeight()),
+                    BlockTypes.AIR.getDefaultState()
+            );
             queue.setBiomeCuboid(pos1, pos2, biome);
         } else {
             queue.setRegenRegion(new CuboidRegion(pos1.getBlockVector3(), pos2.getBlockVector3()));

Core/src/main/java/com/plotsquared/core/generator/HybridPlotWorld.java

@@ -79,6 +79,7 @@ public class HybridPlotWorld extends ClassicPlotWorld {
     public int SCHEM_Y;
     private Location SIGN_LOCATION;
     private File root = null;
+    private int lastOverlayHeightError = Integer.MIN_VALUE;
 
     @Inject
     private SchematicHandler schematicHandler;
@@ -171,9 +172,9 @@ public class HybridPlotWorld extends ClassicPlotWorld {
     public void loadConfiguration(ConfigurationSection config) {
         super.loadConfiguration(config);
         if ((this.ROAD_WIDTH & 1) == 0) {
-            this.PATH_WIDTH_LOWER = (short) (Math.floor(this.ROAD_WIDTH / 2) - 1);
+            this.PATH_WIDTH_LOWER = (short) (Math.floor(this.ROAD_WIDTH / 2f) - 1);
         } else {
-            this.PATH_WIDTH_LOWER = (short) Math.floor(this.ROAD_WIDTH / 2);
+            this.PATH_WIDTH_LOWER = (short) Math.floor(this.ROAD_WIDTH / 2f);
         }
         if (this.ROAD_WIDTH == 0) {
             this.PATH_WIDTH_UPPER = (short) (this.SIZE + 1);
@@ -251,31 +252,34 @@ public class HybridPlotWorld extends ClassicPlotWorld {
         Schematic schematic2 = this.schematicHandler.getSchematic(schematic2File);
         Schematic schematic3 = this.schematicHandler.getSchematic(schematic3File);
         int shift = this.ROAD_WIDTH / 2;
-        int oddshift = (this.ROAD_WIDTH & 1) == 0 ? 0 : 1;
+        int oddshift = (this.ROAD_WIDTH & 1);
 
         SCHEM_Y = schematicStartHeight();
         int plotY = PLOT_HEIGHT - SCHEM_Y;
         int minRoadWall = Settings.Schematics.USE_WALL_IN_ROAD_SCHEM_HEIGHT ? Math.min(ROAD_HEIGHT, WALL_HEIGHT) : ROAD_HEIGHT;
         int roadY = minRoadWall - SCHEM_Y;
 
+        int worldHeight = getMaxGenHeight() - getMinGenHeight() + 1;
+
+        // SCHEM_Y should be normalised to the plot "start" height
         if (schematic3 != null) {
-            if (schematic3.getClipboard().getDimensions().getY() == 256) {
+            if (schematic3.getClipboard().getDimensions().getY() == worldHeight) {
                 SCHEM_Y = plotY = 0;
             } else if (!Settings.Schematics.PASTE_ON_TOP) {
-                SCHEM_Y = plotY = getMinBuildHeight();
+                SCHEM_Y = plotY = getMinBuildHeight() - getMinGenHeight();
             }
         }
 
         if (schematic1 != null) {
-            if (schematic1.getClipboard().getDimensions().getY() == 256) {
+            if (schematic1.getClipboard().getDimensions().getY() == worldHeight) {
-                SCHEM_Y = roadY = 0;
+                SCHEM_Y = roadY = getMinGenHeight();
-                if (schematic3 != null && schematic3.getClipboard().getDimensions().getY() != 256
+                if (schematic3 != null && schematic3.getClipboard().getDimensions().getY() != worldHeight
                         && !Settings.Schematics.PASTE_ON_TOP) {
                     plotY = PLOT_HEIGHT;
                 }
             } else if (!Settings.Schematics.PASTE_ROAD_ON_TOP) {
                 SCHEM_Y = roadY = getMinBuildHeight();
-                if (schematic3 != null && schematic3.getClipboard().getDimensions().getY() != 256
+                if (schematic3 != null && schematic3.getClipboard().getDimensions().getY() != worldHeight
                         && !Settings.Schematics.PASTE_ON_TOP) {
                     plotY = PLOT_HEIGHT;
                 }
@@ -428,7 +432,10 @@ public class HybridPlotWorld extends ClassicPlotWorld {
         int pair = MathMan.pair(x, z);
         BaseBlock[] existing = this.G_SCH.computeIfAbsent(pair, k -> new BaseBlock[height]);
         if (y >= height) {
-            LOGGER.error("Error adding overlay block. `y > height`");
+            if (y != lastOverlayHeightError) {
+                lastOverlayHeightError = y;
+                LOGGER.error(String.format("Error adding overlay block. `y > height`. y=%s, height=%s", y, height));
+            }
             return;
         }
         existing[y] = id;

Core/src/main/java/com/plotsquared/core/generator/HybridUtils.java

@@ -45,6 +45,7 @@ import com.plotsquared.core.queue.ChunkQueueCoordinator;
 import com.plotsquared.core.queue.GlobalBlockQueue;
 import com.plotsquared.core.queue.QueueCoordinator;
 import com.plotsquared.core.util.ChunkManager;
+import com.plotsquared.core.util.EventDispatcher;
 import com.plotsquared.core.util.MathMan;
 import com.plotsquared.core.util.RegionManager;
 import com.plotsquared.core.util.RegionUtil;
@@ -64,6 +65,7 @@ import com.sk89q.worldedit.world.block.BlockTypes;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.checkerframework.checker.nullness.qual.NonNull;
+import org.checkerframework.checker.nullness.qual.Nullable;
 
 import java.io.File;
 import java.util.ArrayDeque;
@@ -72,6 +74,7 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.Iterator;
+import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Set;
 import java.util.concurrent.atomic.AtomicBoolean;
@@ -84,7 +87,9 @@ public class HybridUtils {
     public static HybridUtils manager;
     public static Set<BlockVector2> regions;
     public static int height;
-    public static Set<BlockVector2> chunks = new HashSet<>();
+    // Use ordered for reasonable chunk loading order to reduce paper unloading neighbour chunks and then us attempting to load
+    // them again, causing errors
+    public static Set<BlockVector2> chunks = new LinkedHashSet<>();
     public static PlotArea area;
     public static boolean UPDATE = false;
 
@@ -93,6 +98,7 @@ public class HybridUtils {
     private final GlobalBlockQueue blockQueue;
     private final WorldUtil worldUtil;
     private final SchematicHandler schematicHandler;
+    private final EventDispatcher eventDispatcher;
 
     @Inject
     public HybridUtils(
@@ -100,13 +106,15 @@ public class HybridUtils {
             final @NonNull ChunkManager chunkManager,
             final @NonNull GlobalBlockQueue blockQueue,
             final @NonNull WorldUtil worldUtil,
-            final @NonNull SchematicHandler schematicHandler
+            final @NonNull SchematicHandler schematicHandler,
+            final @NonNull EventDispatcher eventDispatcher
     ) {
         this.plotAreaManager = plotAreaManager;
         this.chunkManager = chunkManager;
         this.blockQueue = blockQueue;
         this.worldUtil = worldUtil;
         this.schematicHandler = schematicHandler;
+        this.eventDispatcher = eventDispatcher;
     }
 
     public void regeneratePlotWalls(final PlotArea area) {
@@ -141,6 +149,8 @@ public class HybridUtils {
             final int ctz = tz >> 4;
             final int width = tx - bx + 1;
             final int length = tz - bz + 1;
+            final int height = area.getMaxGenHeight() - area.getMinGenHeight() + 1;
+            final int minHeight = area.getMinGenHeight();
 
             final PlotArea area = this.plotAreaManager.getPlotArea(world, null);
 
@@ -153,7 +163,7 @@ public class HybridUtils {
 
             final BlockState airBlock = BlockTypes.AIR.getDefaultState();
             final BlockState[][][] oldBlocks = chunk.getBlocks();
-            final BlockState[][][] newBlocks = new BlockState[256][width][length];
+            final BlockState[][][] newBlocks = new BlockState[height][width][length];
             for (final BlockState[][] newBlock : newBlocks) {
                 for (final BlockState[] blockStates : newBlock) {
                     Arrays.fill(blockStates, airBlock);
@@ -207,11 +217,12 @@ public class HybridUtils {
                     int xx = chunkBlockX + x;
                     for (int z = minZ; z <= maxZ; z++) {
                         int zz = chunkBlockZ + z;
-                        for (int y = 0; y < 256; y++) {
+                        for (int yIndex = 0; yIndex < height; yIndex++) {
+                            int y = yIndex + minHeight;
                             BlockState block = queue.getBlock(xx, y, zz);
                             int xr = xb + x;
                             int zr = zb + z;
-                            newBlocks[y][xr][zr] = block;
+                            newBlocks[yIndex][xr][zr] = block;
                         }
                     }
                 }
@@ -228,10 +239,10 @@ public class HybridUtils {
                 for (int x = 0; x < width; x++) {
                     for (int z = 0; z < length; z++) {
                         Set<BlockType> types = new HashSet<>();
-                        for (int y = 0; y < 256; y++) {
+                        for (int yIndex = 0; yIndex < height; yIndex++) {
-                            BlockState old = oldBlocks[y][x][z];
+                            BlockState old = oldBlocks[yIndex][x][z];
                             try {
-                                BlockState now = newBlocks[y][x][z];
+                                BlockState now = newBlocks[yIndex][x][z];
                                 if (!old.equals(now)) {
                                     changes[i]++;
                                 }
@@ -240,23 +251,23 @@ public class HybridUtils {
                                 } else {
                                     // check vertices
                                     // modifications_adjacent
-                                    if (x > 0 && z > 0 && y > 0 && x < width - 1 && z < length - 1 && y < 255) {
+                                    if (x > 0 && z > 0 && yIndex > 0 && x < width - 1 && z < length - 1 && yIndex < (height - 1)) {
-                                        if (newBlocks[y - 1][x][z].getBlockType().getMaterial().isAir()) {
+                                        if (newBlocks[yIndex - 1][x][z].getBlockType().getMaterial().isAir()) {
                                             faces[i]++;
                                         }
-                                        if (newBlocks[y][x - 1][z].getBlockType().getMaterial().isAir()) {
+                                        if (newBlocks[yIndex][x - 1][z].getBlockType().getMaterial().isAir()) {
                                             faces[i]++;
                                         }
-                                        if (newBlocks[y][x][z - 1].getBlockType().getMaterial().isAir()) {
+                                        if (newBlocks[yIndex][x][z - 1].getBlockType().getMaterial().isAir()) {
                                             faces[i]++;
                                         }
-                                        if (newBlocks[y + 1][x][z].getBlockType().getMaterial().isAir()) {
+                                        if (newBlocks[yIndex + 1][x][z].getBlockType().getMaterial().isAir()) {
                                             faces[i]++;
                                         }
-                                        if (newBlocks[y][x + 1][z].getBlockType().getMaterial().isAir()) {
+                                        if (newBlocks[yIndex][x + 1][z].getBlockType().getMaterial().isAir()) {
                                             faces[i]++;
                                         }
-                                        if (newBlocks[y][x][z + 1].getBlockType().getMaterial().isAir()) {
+                                        if (newBlocks[yIndex][x][z + 1].getBlockType().getMaterial().isAir()) {
                                             faces[i]++;
                                         }
                                     }
@@ -348,7 +359,7 @@ public class HybridUtils {
                     result.add(whenDone.value.variety_sd);
                     PlotFlag<?, ?> plotFlag = GlobalFlagContainer.getInstance().getFlag(AnalysisFlag.class).createFlagInstance(
                             result);
-                    PlotFlagAddEvent event = new PlotFlagAddEvent(plotFlag, origin);
+                    PlotFlagAddEvent event = eventDispatcher.callFlagAdd(plotFlag, origin);
                     if (event.getEventResult() == Result.DENY) {
                         return;
                     }
@@ -404,7 +415,7 @@ public class HybridUtils {
         }
         HybridUtils.UPDATE = true;
         Set<BlockVector2> regions = this.worldUtil.getChunkChunks(area.getWorldName());
-        return scheduleRoadUpdate(area, regions, extend, new HashSet<>());
+        return scheduleRoadUpdate(area, regions, extend, new LinkedHashSet<>());
     }
 
     public boolean scheduleSingleRegionRoadUpdate(Plot plot, int extend) {
@@ -414,7 +425,7 @@ public class HybridUtils {
         HybridUtils.UPDATE = true;
         Set<BlockVector2> regions = new HashSet<>();
         regions.add(RegionManager.getRegion(plot.getCenterSynchronous()));
-        return scheduleRoadUpdate(plot.getArea(), regions, extend, new HashSet<>());
+        return scheduleRoadUpdate(plot.getArea(), regions, extend, new LinkedHashSet<>());
     }
 
     public boolean scheduleRoadUpdate(
@@ -427,26 +438,29 @@ public class HybridUtils {
         HybridUtils.area = area;
         HybridUtils.height = extend;
         HybridUtils.chunks = chunks;
+        final int initial = 1024 * regions.size() + chunks.size();
         final AtomicInteger count = new AtomicInteger(0);
         TaskManager.runTask(new Runnable() {
             @Override
             public void run() {
                 if (!UPDATE) {
                     Iterator<BlockVector2> iter = chunks.iterator();
+                    QueueCoordinator queue = blockQueue.getNewQueue(worldUtil.getWeWorld(area.getWorldName()));
                     while (iter.hasNext()) {
                         BlockVector2 chunk = iter.next();
                         iter.remove();
-                        boolean regenedRoad = regenerateRoad(area, chunk, extend);
+                        boolean regenedRoad = regenerateRoad(area, chunk, extend, queue);
                         if (!regenedRoad) {
-                            LOGGER.info("Failed to regenerate roads");
+                            LOGGER.info("Failed to regenerate roads in chunk {}", chunk);
                         }
                     }
+                    queue.enqueue();
                     LOGGER.info("Cancelled road task");
                     return;
                 }
                 count.incrementAndGet();
-                if (count.intValue() % 20 == 0) {
+                if (count.intValue() % 10 == 0) {
-                    LOGGER.info("Progress: {}%", 100 * (2048 - chunks.size()) / 2048);
+                    LOGGER.info("Progress: {}%", 100 * (initial - (chunks.size() + 1024 * regions.size())) / initial);
                 }
                 if (HybridUtils.regions.isEmpty() && chunks.isEmpty()) {
                     regeneratePlotWalls(area);
@@ -458,7 +472,7 @@ public class HybridUtils {
                     final Runnable task = this;
                     TaskManager.runTaskAsync(() -> {
                         try {
-                            if (chunks.size() < 1024) {
+                            if (chunks.size() < 64) {
                                 if (!HybridUtils.regions.isEmpty()) {
                                     Iterator<BlockVector2> iterator = HybridUtils.regions.iterator();
                                     BlockVector2 loc = iterator.next();
@@ -471,18 +485,35 @@ public class HybridUtils {
                             }
                             if (!chunks.isEmpty()) {
                                 TaskManager.getPlatformImplementation().sync(() -> {
-                                    long start = System.currentTimeMillis();
                                     Iterator<BlockVector2> iterator = chunks.iterator();
-                                    while (System.currentTimeMillis() - start < 20 && !chunks.isEmpty()) {
+                                    if (chunks.size() >= 32) {
+                                        QueueCoordinator queue = blockQueue.getNewQueue(worldUtil.getWeWorld(area.getWorldName()));
+                                        for (int i = 0; i < 32; i++) {
+                                            final BlockVector2 chunk = iterator.next();
+                                            iterator.remove();
+                                            boolean regenedRoads = regenerateRoad(area, chunk, extend, queue);
+                                            if (!regenedRoads) {
+                                                LOGGER.info("Failed to regenerate the road in chunk {}", chunk);
+                                            }
+                                        }
+                                        queue.setCompleteTask(task);
+                                        queue.enqueue();
+                                        return null;
+                                    }
+                                    QueueCoordinator queue = blockQueue.getNewQueue(worldUtil.getWeWorld(area.getWorldName()));
+                                    while (!chunks.isEmpty()) {
                                         final BlockVector2 chunk = iterator.next();
                                         iterator.remove();
-                                        boolean regenedRoads = regenerateRoad(area, chunk, extend);
+                                        boolean regenedRoads = regenerateRoad(area, chunk, extend, queue);
                                         if (!regenedRoads) {
-                                            LOGGER.info("Failed to regenerate road");
+                                            LOGGER.info("Failed to regenerate road in chunk {}", chunk);
                                         }
                                     }
+                                    queue.setCompleteTask(task);
+                                    queue.enqueue();
                                     return null;
                                 });
+                                return;
                             }
                         } catch (Exception e) {
                             e.printStackTrace();
@@ -510,7 +541,6 @@ public class HybridUtils {
         Location bot = plot.getBottomAbs().subtract(1, 0, 1);
         Location top = plot.getTopAbs();
         final HybridPlotWorld plotworld = (HybridPlotWorld) plot.getArea();
-        PlotManager plotManager = plotworld.getPlotManager();
         // Do not use plotworld#schematicStartHeight() here as we want to restore the pre 6.1.4 way of doing it if
         //  USE_WALL_IN_ROAD_SCHEM_HEIGHT is false
         int schemY = Settings.Schematics.USE_WALL_IN_ROAD_SCHEM_HEIGHT ?
@@ -520,10 +550,10 @@ public class HybridUtils {
         int sy = Settings.Schematics.PASTE_ROAD_ON_TOP ? schemY : plot.getArea().getMinBuildHeight();
         int ex = bot.getX();
         int ez = top.getZ();
-        int ey = get_ey(plotManager, queue, sx, ex, sz, ez, sy);
+        int ey = get_ey(plotworld, queue, sx, ex, sz, ez, sy);
         int bz = sz - plotworld.ROAD_WIDTH;
         int tz = sz - 1;
-        int ty = get_ey(plotManager, queue, sx, ex, bz, tz, sy);
+        int ty = get_ey(plotworld, queue, sx, ex, bz, tz, sy);
 
         final Set<CuboidRegion> sideRoad = Collections.singleton(RegionUtil.createRegion(sx, ex, sy, ey, sz, ez));
         final Set<CuboidRegion> intersection = Collections.singleton(RegionUtil.createRegion(sx, ex, sy, ty, bz, tz));
@@ -549,11 +579,11 @@ public class HybridUtils {
         return true;
     }
 
-    public int get_ey(final PlotManager pm, QueueCoordinator queue, int sx, int ex, int sz, int ez, int sy) {
+    private int get_ey(final HybridPlotWorld hpw, QueueCoordinator queue, int sx, int ex, int sz, int ez, int sy) {
         int ey = sy;
         for (int x = sx; x <= ex; x++) {
             for (int z = sz; z <= ez; z++) {
-                for (int y = sy; y <= pm.getWorldHeight(); y++) {
+                for (int y = sy; y <= hpw.getMaxGenHeight(); y++) {
                     if (y > ey) {
                         BlockState block = queue.getBlock(x, y, z);
                         if (!block.getBlockType().getMaterial().isAir()) {
@@ -566,7 +596,36 @@ public class HybridUtils {
         return ey;
     }
 
+    /**
+     * Regenerate the road in a chunk in a plot area.
+     *
+     * @param area   Plot area to regenerate road for
+     * @param chunk  Chunk location to regenerate
+     * @param extend How far to extend setting air above the road
+     * @return if successful
+     * @deprecated use {@link HybridUtils#regenerateRoad(PlotArea, BlockVector2, int, QueueCoordinator)}
+     */
+    @Deprecated(forRemoval = true, since = "6.6.0")
     public boolean regenerateRoad(final PlotArea area, final BlockVector2 chunk, int extend) {
+        return regenerateRoad(area, chunk, extend, null);
+    }
+
+    /**
+     * Regenerate the road in a chunk in a plot area.
+     *
+     * @param area             Plot area to regenerate road for
+     * @param chunk            Chunk location to regenerate
+     * @param extend           How far to extend setting air above the road
+     * @param queueCoordinator {@link QueueCoordinator} to use to set the blocks. Null if one should be created and enqueued
+     * @return if successful
+     * @since 6.6.0
+     */
+    public boolean regenerateRoad(
+            final PlotArea area,
+            final BlockVector2 chunk,
+            int extend,
+            @Nullable QueueCoordinator queueCoordinator
+    ) {
         int x = chunk.getX() << 4;
         int z = chunk.getZ() << 4;
         int ex = x + 15;
@@ -592,92 +651,100 @@ public class HybridUtils {
         z -= plotWorld.ROAD_OFFSET_Z;
         final int finalX = x;
         final int finalZ = z;
-        QueueCoordinator queue = this.blockQueue.getNewQueue(worldUtil.getWeWorld(plotWorld.getWorldName()));
+        final boolean enqueue;
+        final QueueCoordinator queue;
+        if (queueCoordinator == null) {
+            queue = this.blockQueue.getNewQueue(worldUtil.getWeWorld(plotWorld.getWorldName()));
+            enqueue = true;
+        } else {
+            queue = queueCoordinator;
+            enqueue = false;
+        }
         if (id1 == null || id2 == null || id1 != id2) {
-            this.chunkManager.loadChunk(area.getWorldName(), chunk, false).thenRun(() -> {
+            if (id1 != null) {
-                if (id1 != null) {
+                Plot p1 = area.getPlotAbs(id1);
-                    Plot p1 = area.getPlotAbs(id1);
+                if (p1 != null && p1.hasOwner() && p1.isMerged()) {
-                    if (p1 != null && p1.hasOwner() && p1.isMerged()) {
+                    toCheck.set(true);
-                        toCheck.set(true);
-                    }
                 }
-                if (id2 != null && !toCheck.get()) {
+            }
-                    Plot p2 = area.getPlotAbs(id2);
+            if (id2 != null && !toCheck.get()) {
-                    if (p2 != null && p2.hasOwner() && p2.isMerged()) {
+                Plot p2 = area.getPlotAbs(id2);
-                        toCheck.set(true);
+                if (p2 != null && p2.hasOwner() && p2.isMerged()) {
-                    }
+                    toCheck.set(true);
                 }
-                int size = plotWorld.SIZE;
+            }
-                for (int X = 0; X < 16; X++) {
+            short size = plotWorld.SIZE;
-                    short absX = (short) ((finalX + X) % size);
+            for (int X = 0; X < 16; X++) {
-                    for (int Z = 0; Z < 16; Z++) {
+                short absX = (short) ((finalX + X) % size);
-                        short absZ = (short) ((finalZ + Z) % size);
+                for (int Z = 0; Z < 16; Z++) {
-                        if (absX < 0) {
+                    short absZ = (short) ((finalZ + Z) % size);
-                            absX += size;
+                    if (absX < 0) {
-                        }
+                        absX += size;
-                        if (absZ < 0) {
+                    }
-                            absZ += size;
+                    if (absZ < 0) {
-                        }
+                        absZ += size;
-                        boolean condition;
+                    }
-                        if (toCheck.get()) {
+                    boolean condition;
-                            condition = manager.getPlotId(
+                    if (toCheck.get()) {
-                                    finalX + X + plotWorld.ROAD_OFFSET_X,
+                        condition = manager.getPlotId(
-                                    1,
+                                finalX + X + plotWorld.ROAD_OFFSET_X,
-                                    finalZ + Z + plotWorld.ROAD_OFFSET_Z
+                                1,
-                            ) == null;
+                                finalZ + Z + plotWorld.ROAD_OFFSET_Z
-                        } else {
+                        ) == null;
-                            boolean gx = absX > plotWorld.PATH_WIDTH_LOWER;
+                    } else {
-                            boolean gz = absZ > plotWorld.PATH_WIDTH_LOWER;
+                        boolean gx = absX > plotWorld.PATH_WIDTH_LOWER;
-                            boolean lx = absX < plotWorld.PATH_WIDTH_UPPER;
+                        boolean gz = absZ > plotWorld.PATH_WIDTH_LOWER;
-                            boolean lz = absZ < plotWorld.PATH_WIDTH_UPPER;
+                        boolean lx = absX < plotWorld.PATH_WIDTH_UPPER;
-                            condition = !gx || !gz || !lx || !lz;
+                        boolean lz = absZ < plotWorld.PATH_WIDTH_UPPER;
-                        }
+                        condition = !gx || !gz || !lx || !lz;
-                        if (condition) {
+                    }
-                            BaseBlock[] blocks = plotWorld.G_SCH.get(MathMan.pair(absX, absZ));
+                    if (condition) {
-                            int minY = Settings.Schematics.PASTE_ROAD_ON_TOP ? plotWorld.SCHEM_Y : 1;
+                        BaseBlock[] blocks = plotWorld.G_SCH.get(MathMan.pair(absX, absZ));
-                            int maxY = Math.max(extend, blocks.length);
+                        int minY = Settings.Schematics.PASTE_ROAD_ON_TOP ? plotWorld.SCHEM_Y : area.getMinGenHeight() + 1;
-                            for (int y = 0; y < maxY; y++) {
+                        int maxDy = Math.max(extend, blocks.length);
-                                if (y > blocks.length - 1) {
+                        for (int dy = 0; dy < maxDy; dy++) {
+                            if (dy > blocks.length - 1) {
+                                queue.setBlock(
+                                        finalX + X + plotWorld.ROAD_OFFSET_X,
+                                        minY + dy,
+                                        finalZ + Z + plotWorld.ROAD_OFFSET_Z,
+                                        WEExtent.AIRBASE
+                                );
+                            } else {
+                                BaseBlock block = blocks[dy];
+                                if (block != null) {
                                     queue.setBlock(
                                             finalX + X + plotWorld.ROAD_OFFSET_X,
-                                            minY + y,
+                                            minY + dy,
+                                            finalZ + Z + plotWorld.ROAD_OFFSET_Z,
+                                            block
+                                    );
+                                } else {
+                                    queue.setBlock(
+                                            finalX + X + plotWorld.ROAD_OFFSET_X,
+                                            minY + dy,
                                             finalZ + Z + plotWorld.ROAD_OFFSET_Z,
                                             WEExtent.AIRBASE
                                     );
-                                } else {
-                                    BaseBlock block = blocks[y];
-                                    if (block != null) {
-                                        queue.setBlock(
-                                                finalX + X + plotWorld.ROAD_OFFSET_X,
-                                                minY + y,
-                                                finalZ + Z + plotWorld.ROAD_OFFSET_Z,
-                                                block
-                                        );
-                                    } else {
-                                        queue.setBlock(
-                                                finalX + X + plotWorld.ROAD_OFFSET_X,
-                                                minY + y,
-                                                finalZ + Z + plotWorld.ROAD_OFFSET_Z,
-                                                WEExtent.AIRBASE
-                                        );
-                                    }
                                 }
                             }
-                            BiomeType biome = plotWorld.G_SCH_B.get(MathMan.pair(absX, absZ));
+                        }
-                            if (biome != null) {
+                        BiomeType biome = plotWorld.G_SCH_B.get(MathMan.pair(absX, absZ));
-                                queue.setBiome(finalX + X + plotWorld.ROAD_OFFSET_X, finalZ + Z + plotWorld.ROAD_OFFSET_Z, biome);
+                        if (biome != null) {
-                            } else {
+                            queue.setBiome(finalX + X + plotWorld.ROAD_OFFSET_X, finalZ + Z + plotWorld.ROAD_OFFSET_Z, biome);
-                                queue.setBiome(
+                        } else {
-                                        finalX + X + plotWorld.ROAD_OFFSET_X,
+                            queue.setBiome(
-                                        finalZ + Z + plotWorld.ROAD_OFFSET_Z,
+                                    finalX + X + plotWorld.ROAD_OFFSET_X,
-                                        plotWorld.getPlotBiome()
+                                    finalZ + Z + plotWorld.ROAD_OFFSET_Z,
-                                );
+                                    plotWorld.getPlotBiome()
-                            }
+                            );
                         }
                     }
                 }
+            }
+            if (enqueue) {
                 queue.enqueue();
-            });
+            }
             return true;
         }
         return false;

Core/src/main/java/com/plotsquared/core/generator/SquarePlotManager.java

@@ -96,7 +96,7 @@ public abstract class SquarePlotManager extends GridPlotManager {
                 .floor(squarePlotWorld.ROAD_WIDTH / 2) - 1;
         int z = (squarePlotWorld.ROAD_OFFSET_Z + (pz * (squarePlotWorld.ROAD_WIDTH + squarePlotWorld.PLOT_WIDTH))) - (int) Math
                 .floor(squarePlotWorld.ROAD_WIDTH / 2) - 1;
-        return Location.at(squarePlotWorld.getWorldName(), x, Math.min(getWorldHeight(), 255), z);
+        return Location.at(squarePlotWorld.getWorldName(), x, squarePlotWorld.getMaxGenHeight(), z);
     }
 
     @Override
@@ -260,7 +260,7 @@ public abstract class SquarePlotManager extends GridPlotManager {
                 - (int) Math.floor(squarePlotWorld.ROAD_WIDTH / 2);
         int z = (squarePlotWorld.ROAD_OFFSET_Z + (pz * (squarePlotWorld.ROAD_WIDTH + squarePlotWorld.PLOT_WIDTH))) - squarePlotWorld.PLOT_WIDTH
                 - (int) Math.floor(squarePlotWorld.ROAD_WIDTH / 2);
-        return Location.at(squarePlotWorld.getWorldName(), x, squarePlotWorld.getMinBuildHeight(), z);
+        return Location.at(squarePlotWorld.getWorldName(), x, squarePlotWorld.getMinGenHeight(), z);
     }
 
 }

Core/src/main/java/com/plotsquared/core/listener/PlotListener.java

@@ -174,21 +174,9 @@ public class PlotListener {
             String greeting = plot.getFlag(GreetingFlag.class);
             if (!greeting.isEmpty()) {
                 if (!Settings.Chat.NOTIFICATION_AS_ACTIONBAR) {
-                    player.sendMessage(
+                    plot.format(StaticCaption.of(greeting), player, false).thenAcceptAsync(player::sendMessage);
-                            TranslatableCaption.of("flags.greeting_flag_format"),
-                            Template.of("world", plot.getWorldName()),
-                            Template.of("plot_id", plot.getId().toString()),
-                            Template.of("alias", plot.getAlias()),
-                            Template.of("greeting", greeting)
-                    );
                 } else {
-                    player.sendActionBar(
+                    plot.format(StaticCaption.of(greeting), player, false).thenAcceptAsync(player::sendActionBar);
-                            TranslatableCaption.of("flags.greeting_flag_format"),
-                            Template.of("world", plot.getWorldName()),
-                            Template.of("plot_id", plot.getId().toString()),
-                            Template.of("alias", plot.getAlias()),
-                            Template.of("greeting", greeting)
-                    );
                 }
             }
 
@@ -321,7 +309,7 @@ public class PlotListener {
                         }
                         if ((lastPlot != null) && plot.getId().equals(lastPlot.getId()) && plot.hasOwner()) {
                             final UUID plotOwner = plot.getOwnerAbs();
-                            String owner = PlayerManager.resolveName(plotOwner, false).getComponent(player);
+                            String owner = PlayerManager.resolveName(plotOwner, true).getComponent(player);
                             Caption header = fromFlag ? StaticCaption.of(title) : TranslatableCaption.of("titles" +
                                     ".title_entered_plot");
                             Caption subHeader = fromFlag ? StaticCaption.of(subtitle) : TranslatableCaption.of("titles" +
@@ -413,21 +401,9 @@ public class PlotListener {
                 String farewell = plot.getFlag(FarewellFlag.class);
                 if (!farewell.isEmpty()) {
                     if (!Settings.Chat.NOTIFICATION_AS_ACTIONBAR) {
-                        player.sendMessage(
+                        plot.format(StaticCaption.of(farewell), player, false).thenAcceptAsync(player::sendMessage);
-                                TranslatableCaption.of("flags.farewell_flag_format"),
-                                Template.of("world", plot.getWorldName()),
-                                Template.of("plot_id", plot.getId().toString()),
-                                Template.of("alias", plot.getAlias()),
-                                Template.of("farewell", farewell)
-                        );
                     } else {
-                        player.sendActionBar(
+                        plot.format(StaticCaption.of(farewell), player, false).thenAcceptAsync(player::sendActionBar);
-                                TranslatableCaption.of("flags.farewell_flag_format"),
-                                Template.of("world", plot.getWorldName()),
-                                Template.of("plot_id", plot.getId().toString()),
-                                Template.of("alias", plot.getAlias()),
-                                Template.of("farewell", farewell)
-                        );
                     }
                 }
 

Core/src/main/java/com/plotsquared/core/listener/WESubscriber.java

@@ -35,6 +35,7 @@ import com.plotsquared.core.plot.world.PlotAreaManager;
 import com.plotsquared.core.util.Permissions;
 import com.plotsquared.core.util.WEManager;
 import com.plotsquared.core.util.WorldUtil;
+import com.sk89q.worldedit.EditSession;
 import com.sk89q.worldedit.WorldEdit;
 import com.sk89q.worldedit.entity.Player;
 import com.sk89q.worldedit.event.extent.EditSessionEvent;
@@ -67,6 +68,9 @@ public class WESubscriber {
             WorldEdit.getInstance().getEventBus().unregister(this);
             return;
         }
+        if (event.getStage() != EditSession.Stage.BEFORE_HISTORY) {
+            return;
+        }
         World worldObj = event.getWorld();
         if (worldObj == null) {
             return;

Core/src/main/java/com/plotsquared/core/location/World.java

@@ -58,6 +58,21 @@ public interface World<T> {
      */
     @NonNull String getName();
 
+    /**
+     * Get the min world height. Inclusive.
+     *
+     * @since 6.6.0
+     */
+    int getMinHeight();
+
+
+    /**
+     * Get the max world height. Inclusive.
+     *
+     * @since 6.6.0
+     */
+    int getMaxHeight();
+
     class NullWorld<T> implements World<T> {
 
         private NullWorld() {
@@ -74,6 +89,16 @@ public interface World<T> {
             return "";
         }
 
+        @Override
+        public int getMinHeight() {
+            return 0;
+        }
+
+        @Override
+        public int getMaxHeight() {
+            return 0;
+        }
+
         @Override
         public boolean equals(final Object obj) {
             return obj instanceof NullWorld;

Core/src/main/java/com/plotsquared/core/permissions/PermissionHolder.java

@@ -52,6 +52,7 @@ public interface PermissionHolder {
      * @param permission Permission
      * @param key        Permission "key"
      * @return {@code true} if the owner has the given permission, else {@code false}
+     * @since 6.0.10
      */
     default boolean hasKeyedPermission(
             final @NonNull String permission,
@@ -115,6 +116,7 @@ public interface PermissionHolder {
      * @param permission Permission
      * @param key        Permission "key"
      * @return {@code true} if the owner has the given permission, else {@code false}
+     * @since 6.0.10
      */
     boolean hasKeyedPermission(@Nullable String world, @NonNull String permission, @NonNull String key);
 

Core/src/main/java/com/plotsquared/core/permissions/PermissionProfile.java

@@ -59,7 +59,9 @@ public interface PermissionProfile {
      * @param permission Permission
      * @param key        Permission "key"
      * @return {@code true} if the owner has the given permission, else {@code false}
+     * @since 6.0.10
      */
+    @SuppressWarnings("unused")
     default boolean hasKeyedPermission(
             final @NonNull String permission,
             final @NonNull String key
@@ -75,6 +77,7 @@ public interface PermissionProfile {
      * @param permission Permission
      * @param key        Permission "key"
      * @return {@code true} if the owner has the given permission, else {@code false}
+     * @since 6.0.10
      */
     boolean hasKeyedPermission(
             @Nullable String world, final @NonNull String permission,

Core/src/main/java/com/plotsquared/core/player/PlotPlayer.java

@@ -378,9 +378,12 @@ public abstract class PlotPlayer<P> implements CommandCaller, OfflinePlotPlayer,
     /**
      * Get a {@link Set} of plots owned by this player.
      *
+     * <p>
+     * Take a look at {@link PlotSquared} for more searching functions.
+     * See {@link #getPlotCount()} for the number of plots.
+     * </p>
+     *
      * @return a {@link Set} of plots owned by the player
-     * @see PlotSquared for more searching functions
-     * @see #getPlotCount() for the number of plots
      */
     public Set<Plot> getPlots() {
         return PlotQuery.newQuery().ownedBy(this).asSet();
@@ -501,7 +504,7 @@ public abstract class PlotPlayer<P> implements CommandCaller, OfflinePlotPlayer,
      * Retrieves the attribute of this player.
      *
      * @param key metadata key
-     * @return the attribute will be either true or false
+     * @return the attribute will be either {@code true} or {@code false}
      */
     public boolean getAttribute(String key) {
         if (!hasPersistentMeta("attrib_" + key)) {
@@ -572,7 +575,7 @@ public abstract class PlotPlayer<P> implements CommandCaller, OfflinePlotPlayer,
     /**
      * Check if this player is banned.
      *
-     * @return true if the player is banned, false otherwise.
+     * @return {@code true} if the player is banned, {@code false} otherwise.
      */
     public abstract boolean isBanned();
 

Core/src/main/java/com/plotsquared/core/plot/Plot.java

@@ -122,7 +122,7 @@ import static com.plotsquared.core.util.entity.EntityCategories.CAP_VEHICLE;
  */
 public class Plot {
 
-
+    @Deprecated(forRemoval = true, since = "6.6.0")
     public static final int MAX_HEIGHT = 256;
 
     private static final Logger LOGGER = LogManager.getLogger("PlotSquared/" + Plot.class.getSimpleName());
@@ -219,10 +219,13 @@ public class Plot {
      * Constructor for a new plot.
      * (Only changes after plot.create() will be properly set in the database)
      *
+     * <p>
+     * See {@link Plot#getPlot(Location)} for existing plots
+     * </p>
+     *
      * @param area  the PlotArea where the plot is located
      * @param id    the plot id
      * @param owner the plot owner
-     * @see Plot#getPlot(Location) for existing plots
      */
     public Plot(final PlotArea area, final @NonNull PlotId id, final UUID owner) {
         this(area, id, owner, 0);
@@ -232,9 +235,12 @@ public class Plot {
      * Constructor for an unowned plot.
      * (Only changes after plot.create() will be properly set in the database)
      *
+     * <p>
+     * See {@link Plot#getPlot(Location)} for existing plots
+     * </p>
+     *
      * @param area the PlotArea where the plot is located
      * @param id   the plot id
-     * @see Plot#getPlot(Location) for existing plots
      */
     public Plot(final @NonNull PlotArea area, final @NonNull PlotId id) {
         this(area, id, null, 0);
@@ -245,11 +251,14 @@ public class Plot {
      * The database will ignore any queries regarding temporary plots.
      * Please note that some bulk plot management functions may still affect temporary plots (TODO: fix this)
      *
+     * <p>
+     * See {@link Plot#getPlot(Location)} for existing plots
+     * </p>
+     *
      * @param area  the PlotArea where the plot is located
      * @param id    the plot id
      * @param owner the owner of the plot
      * @param temp  Represents whatever the database manager needs it to
-     * @see Plot#getPlot(Location) for existing plots
      */
     public Plot(final PlotArea area, final @NonNull PlotId id, final UUID owner, final int temp) {
         this.area = area;
@@ -266,6 +275,10 @@ public class Plot {
     /**
      * Constructor for a saved plots (Used by the database manager when plots are fetched)
      *
+     * <p>
+     * See {@link Plot#getPlot(Location)} for existing plots
+     * </p>
+     *
      * @param id        the plot id
      * @param owner     the plot owner
      * @param trusted   the plot trusted players
@@ -278,7 +291,6 @@ public class Plot {
      * @param merged    an array giving merged plots
      * @param timestamp when the plot was created
      * @param temp      value representing whatever DBManager needs to to. Do not touch tbh.
-     * @see Plot#getPlot(Location) for existing plots
      */
     public Plot(
             @NonNull PlotId id,
@@ -418,9 +430,12 @@ public class Plot {
     /**
      * Return a new/cached plot object at a given location.
      *
+     * <p>
+     * Use {@link PlotPlayer#getCurrentPlot()} if a player is expected here.
+     * </p>
+     *
      * @param location the location of the plot
      * @return plot at location or null
-     * @see PlotPlayer#getCurrentPlot() if a player is expected here.
      */
     public static @Nullable Plot getPlot(final @NonNull Location location) {
         final PlotArea pa = location.getPlotArea();
@@ -449,7 +464,7 @@ public class Plot {
      * that could alter the de facto owner of the plot.
      *
      * @return The plot owner of this particular (sub-)plot
-     *         as stored in the database, if one exists. Else, null.
+     * as stored in the database, if one exists. Else, null.
      */
     public @Nullable UUID getOwnerAbs() {
         return this.owner;
@@ -588,10 +603,13 @@ public class Plot {
     /**
      * Get the plot owner of this particular sub-plot.
      * (Merged plots can have multiple owners)
-     * Direct access is discouraged: use getOwners()
+     * Direct access is discouraged: use {@link #getOwners()}
+     *
+     * <p>
+     * Use {@link #getOwnerAbs()} to get the owner as stored in the database
+     * </p>
      *
      * @return Server if ServerPlot flag set, else {@link #getOwnerAbs()}
-     * @see #getOwnerAbs() getOwnerAbs() to get the owner as stored in the database
      */
     public @Nullable UUID getOwner() {
         if (this.getFlag(ServerPlotFlag.class)) {
@@ -1201,12 +1219,6 @@ public class Plot {
      *
      * @return array of entity counts
      * @see RegionManager#countEntities(Plot)
-     *         0 = Entity
-     *         1 = Animal
-     *         2 = Monster
-     *         3 = Mob
-     *         4 = Boat
-     *         5 = Misc
      */
     public int[] countEntities() {
         int[] count = new int[6];
@@ -1225,7 +1237,7 @@ public class Plot {
     /**
      * Returns true if a previous task was running
      *
-     * @return true if a previous task is running
+     * @return {@code true} if a previous task is running
      */
     public int addRunning() {
         int value = this.getRunning();
@@ -1269,7 +1281,7 @@ public class Plot {
     /**
      * Unclaim the plot (does not modify terrain). Changes made to this plot will not be reflected in unclaimed plot objects.
      *
-     * @return false if the Plot has no owner, otherwise true.
+     * @return {@code false} if the Plot has no owner, otherwise {@code true}.
      */
     public boolean unclaim() {
         if (!this.hasOwner()) {
@@ -1359,7 +1371,7 @@ public class Plot {
         int z = largest.getMinimumPoint().getZ() - 1;
         PlotManager manager = getManager();
         int y = isLoaded() ? this.worldUtil.getHighestBlockSynchronous(getWorldName(), x, z) : 62;
-        if (area.allowSigns() && (y <= 0 || y >= 255)) {
+        if (area.allowSigns() && (y <= area.getMinGenHeight() || y >= area.getMaxGenHeight())) {
             y = Math.max(y, manager.getSignLoc(this).getY() - 1);
         }
         return Location.at(getWorldName(), x, y + 1, z);
@@ -1375,7 +1387,7 @@ public class Plot {
         if (isLoaded()) {
             this.worldUtil.getHighestBlock(getWorldName(), x, z, y -> {
                 int height = y;
-                if (area.allowSigns() && (y <= 0 || y >= 255)) {
+                if (area.allowSigns() && (y <= area.getMinGenHeight() || y >= area.getMaxGenHeight())) {
                     height = Math.max(y, manager.getSignLoc(this).getY() - 1);
                 }
                 result.accept(Location.at(getWorldName(), x, height + 1, z));
@@ -1453,7 +1465,7 @@ public class Plot {
                     .at(
                             bottom.getWorldName(),
                             bottom.getX() + home.getX(),
-                            bottom.getY() + home.getY(),
+                            home.getY(), // y is absolute
                             bottom.getZ() + home.getZ(),
                             home.getYaw(),
                             home.getPitch()
@@ -1607,8 +1619,8 @@ public class Plot {
     public double getVolume() {
         double count = 0;
         for (CuboidRegion region : getRegions()) {
-            count += (region.getMaximumPoint().getX() - (double) region.getMinimumPoint().getX() + 1) * (
+            // CuboidRegion#getArea is deprecated and we want to ensure use of correct height
-                    region.getMaximumPoint().getZ() - (double) region.getMinimumPoint().getZ() + 1) * MAX_HEIGHT;
+            count += region.getLength() * region.getWidth() * (area.getMaxGenHeight() - area.getMinGenHeight() + 1);
         }
         return count;
     }
@@ -1686,7 +1698,7 @@ public class Plot {
         return base.settings != null && base.settings.getRatings() != null;
     }
 
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.1.0")
     public boolean claim(final @NonNull PlotPlayer<?> player, boolean teleport, String schematic) {
         if (!canClaim(player)) {
             return false;
@@ -1694,7 +1706,7 @@ public class Plot {
         return claim(player, teleport, schematic, true);
     }
 
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.1.0")
     public boolean claim(final @NonNull PlotPlayer<?> player, boolean teleport, String schematic, boolean updateDB) {
         return claim(player, teleport, schematic, updateDB, false);
     }
@@ -1708,6 +1720,7 @@ public class Plot {
      * @param updateDB  If the database should be updated
      * @param auto      If the plot is being claimed by a /plot auto
      * @return success
+     * @since 6.1.0
      */
     public boolean claim(
             final @NonNull PlotPlayer<?> player, boolean teleport, String schematic, boolean updateDB,
@@ -1725,7 +1738,6 @@ public class Plot {
             area.addPlot(this);
             updateWorldBorder();
         }
-        this.getPlotModificationManager().setSign(player.getName());
         player.sendMessage(TranslatableCaption.of("working.claimed"), Template.of("plot", this.getId().toString()));
         if (teleport) {
             if (!auto && Settings.Teleport.ON_CLAIM) {
@@ -1773,6 +1785,7 @@ public class Plot {
             );
         }
         plotworld.getPlotManager().claimPlot(this, null);
+        this.getPlotModificationManager().setSign(player.getName());
         return true;
     }
 
@@ -2425,8 +2438,8 @@ public class Plot {
             return regions_cache;
         }
         if (!this.isMerged()) {
-            Location pos1 = this.getBottomAbs();
+            Location pos1 = this.getBottomAbs().withY(getArea().getMinBuildHeight());
-            Location pos2 = this.getTopAbs();
+            Location pos2 = this.getTopAbs().withY(getArea().getMaxBuildHeight());
             connected_cache = Sets.newHashSet(this);
             CuboidRegion rg = new CuboidRegion(pos1.getBlockVector3(), pos2.getBlockVector3());
             regions_cache = Collections.singleton(rg);
@@ -2669,7 +2682,7 @@ public class Plot {
     /**
      * Checks if the owner of this Plot is online.
      *
-     * @return true if the owner of the Plot is online
+     * @return {@code true} if the owner of the Plot is online
      */
     public boolean isOnline() {
         if (!this.hasOwner()) {
@@ -3031,8 +3044,11 @@ public class Plot {
      * If rating categories are enabled, get the average rating by category.<br>
      * - The index corresponds to the index of the category in the config
      *
+     * <p>
+     * See {@link Settings.Ratings#CATEGORIES} for rating categories
+     * </p>
+     *
      * @return Average ratings in each category
-     * @see Settings.Ratings#CATEGORIES Rating categories
      */
     public @NonNull double[] getAverageRatings() {
         Map<UUID, Integer> rating;

Core/src/main/java/com/plotsquared/core/plot/PlotArea.java

@@ -34,8 +34,6 @@ import com.plotsquared.core.configuration.ConfigurationNode;
 import com.plotsquared.core.configuration.ConfigurationSection;
 import com.plotsquared.core.configuration.ConfigurationUtil;
 import com.plotsquared.core.configuration.Settings;
-import com.plotsquared.core.configuration.caption.CaptionUtility;
-import com.plotsquared.core.configuration.caption.LocaleHolder;
 import com.plotsquared.core.configuration.caption.TranslatableCaption;
 import com.plotsquared.core.configuration.file.YamlConfiguration;
 import com.plotsquared.core.generator.GridPlotWorld;
@@ -54,7 +52,6 @@ import com.plotsquared.core.plot.flag.FlagParseException;
 import com.plotsquared.core.plot.flag.GlobalFlagContainer;
 import com.plotsquared.core.plot.flag.PlotFlag;
 import com.plotsquared.core.plot.flag.implementations.DoneFlag;
-import com.plotsquared.core.plot.flag.types.DoubleFlag;
 import com.plotsquared.core.queue.GlobalBlockQueue;
 import com.plotsquared.core.queue.QueueCoordinator;
 import com.plotsquared.core.util.MathMan;
@@ -144,8 +141,10 @@ public abstract class PlotArea {
     private boolean homeAllowNonmember = false;
     private BlockLoc nonmemberHome;
     private BlockLoc defaultHome;
-    private int maxBuildHeight = 256;
+    private int maxBuildHeight = PlotSquared.platform().versionMaxHeight() + 1; // Exclusive
-    private int minBuildHeight = 1;
+    private int minBuildHeight = PlotSquared.platform().versionMinHeight() + 1; // Inclusive
+    private int maxGenHeight = PlotSquared.platform().versionMaxHeight(); // Inclusive
+    private int minGenHeight = PlotSquared.platform().versionMinHeight(); // Inclusive
     private GameMode gameMode = GameModes.CREATIVE;
     private Map<String, PlotExpression> prices = new HashMap<>();
     private List<String> schematics = new ArrayList<>();
@@ -295,7 +294,7 @@ public abstract class PlotArea {
      * Check if a PlotArea is compatible (move/copy etc.).
      *
      * @param plotArea the {@link PlotArea} to compare
-     * @return true if both areas are compatible
+     * @return {@code true} if both areas are compatible
      */
     public boolean isCompatible(final @NonNull PlotArea plotArea) {
         final ConfigurationSection section = this.worldConfiguration.getConfigurationSection("worlds");
@@ -361,6 +360,8 @@ public abstract class PlotArea {
         this.worldBorder = config.getBoolean("world.border");
         this.maxBuildHeight = config.getInt("world.max_height");
         this.minBuildHeight = config.getInt("world.min_height");
+        this.minGenHeight = config.getInt("world.min_gen_height");
+        this.maxGenHeight = config.getInt("world.max_gen_height");
 
         switch (config.getString("world.gamemode").toLowerCase()) {
             case "creative", "c", "1" -> this.gameMode = GameModes.CREATIVE;
@@ -484,6 +485,8 @@ public abstract class PlotArea {
         options.put("home.nonmembers", position);
         options.put("world.max_height", this.getMaxBuildHeight());
         options.put("world.min_height", this.getMinBuildHeight());
+        options.put("world.min_gen_height", this.getMinGenHeight());
+        options.put("world.max_gen_height", this.getMaxGenHeight());
         options.put("world.gamemode", this.getGameMode().getName().toLowerCase());
         options.put("road.flags.default", null);
 
@@ -1078,8 +1081,8 @@ public abstract class PlotArea {
                     BlockVector2 pos1 = BlockVector2.at(value.getP1().getX(), value.getP1().getY());
                     BlockVector2 pos2 = BlockVector2.at(value.getP2().getX(), value.getP2().getY());
                     return new CuboidRegion(
-                            pos1.toBlockVector3(),
+                            pos1.toBlockVector3(getMinGenHeight()),
-                            pos2.toBlockVector3(Plot.MAX_HEIGHT - 1)
+                            pos2.toBlockVector3(getMaxGenHeight())
                     );
                 }
             };
@@ -1101,7 +1104,7 @@ public abstract class PlotArea {
      * If a schematic is available, it can be used for plot claiming.
      *
      * @param schematic the schematic to look for.
-     * @return true if the schematic exists, false otherwise.
+     * @return {@code true} if the schematic exists, {@code false} otherwise.
      */
     public boolean hasSchematic(@NonNull String schematic) {
         return getSchematics().contains(schematic.toLowerCase());
@@ -1110,7 +1113,7 @@ public abstract class PlotArea {
     /**
      * Get whether economy is enabled and used on this plot area or not.
      *
-     * @return true if this plot area uses economy, false otherwise.
+     * @return {@code true} if this plot area uses economy, {@code false} otherwise.
      */
     public boolean useEconomy() {
         return useEconomy;
@@ -1119,7 +1122,7 @@ public abstract class PlotArea {
     /**
      * Get whether the plot area is limited by a world border or not.
      *
-     * @return true if the plot area has a world border, false otherwise.
+     * @return {@code true} if the plot area has a world border, {@code false} otherwise.
      */
     public boolean hasWorldBorder() {
         return worldBorder;
@@ -1128,7 +1131,7 @@ public abstract class PlotArea {
     /**
      * Get whether plot signs are allowed or not.
      *
-     * @return true if plot signs are allow, false otherwise.
+     * @return {@code true} if plot signs are allowed, {@code false} otherwise.
      */
     public boolean allowSigns() {
         return allowSigns;
@@ -1276,8 +1279,9 @@ public abstract class PlotArea {
      * @deprecated Use {@link #signMaterial()}. This method is used for 1.13 only and
      *         will be removed without replacement in favor of {@link #signMaterial()}
      *         once we remove the support for 1.13.
+     * @since 6.0.3
      */
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.0.3")
     public String getLegacySignMaterial() {
         return this.legacySignMaterial;
     }
@@ -1323,14 +1327,18 @@ public abstract class PlotArea {
 
     /**
      * Get the location for non-members to be teleported to.
+     *
+     * @since 6.1.4
      */
     public BlockLoc nonmemberHome() {
         return this.nonmemberHome;
     }
 
     /**
-     * Get the default location for players to be teleported to. May be overriden by {@link #nonmemberHome} if the player is
+     * Get the default location for players to be teleported to. May be overridden by {@link #nonmemberHome} if the player is
      * not a member of the plot.
+     *
+     * @since 6.1.4
      */
     public BlockLoc defaultHome() {
         return this.defaultHome;
@@ -1339,7 +1347,7 @@ public abstract class PlotArea {
     /**
      * @deprecated Use {@link #nonmemberHome}
      */
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.1.4")
     public PlotLoc getNonmemberHome() {
         return new PlotLoc(this.defaultHome.getX(), this.defaultHome.getY(), this.defaultHome.getZ());
     }
@@ -1347,7 +1355,7 @@ public abstract class PlotArea {
     /**
      * @deprecated Use {@link #defaultHome}
      */
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.1.4")
     public PlotLoc getDefaultHome() {
         return new PlotLoc(this.defaultHome.getX(), this.defaultHome.getY(), this.defaultHome.getZ());
     }
@@ -1356,14 +1364,38 @@ public abstract class PlotArea {
         this.defaultHome = defaultHome;
     }
 
+    /**
+     * Get the maximum height players may build in. Exclusive.
+     */
     public int getMaxBuildHeight() {
         return this.maxBuildHeight;
     }
 
+    /**
+     * Get the minimum height players may build in. Inclusive.
+     */
     public int getMinBuildHeight() {
         return this.minBuildHeight;
     }
 
+    /**
+     * Get the min height from which P2 will generate blocks. Inclusive.
+     *
+     * @since 6.6.0
+     */
+    public int getMinGenHeight() {
+        return this.minGenHeight;
+    }
+
+    /**
+     * Get the max height to which P2 will generate blocks. Inclusive.
+     *
+     * @since 6.6.0
+     */
+    public int getMaxGenHeight() {
+        return this.maxGenHeight;
+    }
+
     public GameMode getGameMode() {
         return this.gameMode;
     }

Core/src/main/java/com/plotsquared/core/plot/PlotCluster.java

@@ -89,11 +89,17 @@ public class PlotCluster {
     }
 
     private void setRegion() {
-        this.region = RegionUtil.createRegion(this.pos1.getX(), this.pos2.getX(),
+        this.region = RegionUtil.createRegion(this.pos1.getX(), this.pos2.getX(), 0, 0,
                 this.pos1.getY(), this.pos2.getY()
         );
     }
 
+    /**
+     * Returns a region of PlotIDs
+     *
+     * @deprecated - returns region of IDs, not of actual blocks.
+     */
+    @Deprecated
     public CuboidRegion getRegion() {
         return this.region;
     }
@@ -165,7 +171,7 @@ public class PlotCluster {
         Consumer<Location> locationConsumer = toReturn ->
                 PlotSquared.platform().worldUtil().getHighestBlock(this.area.getWorldName(), toReturn.getX(), toReturn.getZ(),
                         highest -> {
-                            if (highest == 0) {
+                            if (highest <= area.getMinBuildHeight()) {
                                 highest = 63;
                             }
                             if (highest > toReturn.getY()) {
@@ -175,12 +181,12 @@ public class PlotCluster {
                             }
                         }
                 );
-        if (home.getY() == 0) {
+        if (home.getY() == Integer.MIN_VALUE) {
             // default pos
             Plot center = getCenterPlot();
             center.getHome(location -> {
                 Location toReturn = location;
-                if (toReturn.getY() == 0) {
+                if (toReturn.getY() <= area.getMinBuildHeight()) {
                     PlotManager manager = this.area.getPlotManager();
                     Location locationSign = manager.getSignLoc(center);
                     toReturn = toReturn.withY(locationSign.getY());

Core/src/main/java/com/plotsquared/core/plot/PlotInventory.java

@@ -103,9 +103,32 @@ public class PlotInventory {
         this.open = false;
     }
 
+    /**
+     * Put an item into this inventory
+     *
+     * @param index the index (= slot) where to place the item
+     * @param item the item to place
+     * @see #setItemChecked(int, PlotItemStack)
+     */
     public void setItem(int index, PlotItemStack item) {
+        setItemChecked(index, item);
+    }
+
+    /**
+     * Put an item into this inventory, while also checking the existence of the material in the current version
+     *
+     * @param index the index (= slot) where to place the item
+     * @param item  the item to place
+     * @return {@code true} if the item could be placed, otherwise {@code false}
+     * @see InventoryUtil#setItemChecked(PlotInventory, int, PlotItemStack)
+     * @since 6.5.0
+     */
+    public boolean setItemChecked(int index, PlotItemStack item) {
+        if (!this.inventoryUtil.setItemChecked(this, index, item)) {
+            return false;
+        }
         this.items[index] = item;
-        this.inventoryUtil.setItem(this, index, item);
+        return true;
     }
 
     public PlotItemStack getItem(int index) {

Core/src/main/java/com/plotsquared/core/plot/PlotItemStack.java

@@ -46,7 +46,21 @@ public class PlotItemStack {
             final String id, final int amount, final String name,
             final String... lore
     ) {
-        this.type = ItemTypes.get(id);
+        this(ItemTypes.get(id), amount, name, lore);
+    }
+
+    /**
+     * @param type   The item type
+     * @param amount Amount of items in the stack
+     * @param name   The display name of the item stack
+     * @param lore   The item stack lore
+     * @since 6.5.0
+     */
+    public PlotItemStack(
+            final ItemType type, final int amount, final String name,
+            final String... lore
+    ) {
+        this.type = type;
         this.amount = amount;
         this.name = name;
         this.lore = lore;

Core/src/main/java/com/plotsquared/core/plot/PlotManager.java

@@ -187,7 +187,7 @@ public abstract class PlotManager {
      * @param plotIds list of PlotIds to finish the merge for
      * @param queue   Nullable {@link QueueCoordinator}. If null, creates own queue and enqueues,
      *                otherwise writes to the queue but does not enqueue.
-     * @return false if part if the merge failed, otherwise true if successful.
+     * @return {@code false} if part if the merge failed, otherwise {@code true} if successful.
      */
     public abstract boolean finishPlotMerge(@NonNull List<PlotId> plotIds, @Nullable QueueCoordinator queue);
 
@@ -214,7 +214,7 @@ public abstract class PlotManager {
      * @return the world height
      * @deprecated In favor of custom world heights within 1.17 and therefore scheduled for removal without replacement
      */
-    @Deprecated(forRemoval = true)
+    @Deprecated(forRemoval = true, since = "6.0.0")
     public int getWorldHeight() {
         return 255;
     }
@@ -224,7 +224,7 @@ public abstract class PlotManager {
      *
      * @param queue Nullable {@link QueueCoordinator}. If null, creates own queue and enqueues,
      *              otherwise writes to the queue but does not enqueue.
-     * @return true if the wall blocks were successfully set
+     * @return {@code true} if the wall blocks were successfully set
      */
     public boolean regenerateAllPlotWalls(@Nullable QueueCoordinator queue) {
         boolean success = true;

Core/src/main/java/com/plotsquared/core/plot/PlotModificationManager.java

@@ -69,8 +69,6 @@ import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.stream.Collectors;
 
-import static com.plotsquared.core.plot.Plot.MAX_HEIGHT;
-
 /**
  * Manager that handles {@link Plot} modifications
  */
@@ -190,9 +188,12 @@ public final class PlotModificationManager {
     /**
      * Clear the plot
      *
+     * <p>
+     * Use {@link #deletePlot(PlotPlayer, Runnable)} to clear and delete a plot
+     * </p>
+     *
      * @param whenDone A runnable to execute when clearing finishes, or null
      * @see #clear(boolean, boolean, PlotPlayer, Runnable)
-     * @see #deletePlot(PlotPlayer, Runnable) to clear and delete a plot
      */
     public void clear(final @Nullable Runnable whenDone) {
         this.clear(false, false, null, whenDone);
@@ -201,11 +202,14 @@ public final class PlotModificationManager {
     /**
      * Clear the plot
      *
+     * <p>
+     * Use {@link #deletePlot(PlotPlayer, Runnable)} to clear and delete a plot
+     * </p>
+     *
      * @param checkRunning Whether or not already executing tasks should be checked
      * @param isDelete     Whether or not the plot is being deleted
      * @param actor        The actor clearing the plot
      * @param whenDone     A runnable to execute when clearing finishes, or null
-     * @see #deletePlot(PlotPlayer, Runnable) to clear and delete a plot
      */
     public boolean clear(
             final boolean checkRunning,
@@ -256,7 +260,9 @@ public final class PlotModificationManager {
                     if (queue.size() > 0) {
                         queue.setCompleteTask(run);
                         queue.enqueue();
+                        return;
                     }
+                    run.run();
                     return;
                 }
                 Plot current = queue.poll();
@@ -303,7 +309,7 @@ public final class PlotModificationManager {
                     return;
                 }
                 CuboidRegion region = regions.poll();
-                PlotSquared.platform().regionManager().setBiome(region, extendBiome, biome, plot.getWorldName(), this);
+                PlotSquared.platform().regionManager().setBiome(region, extendBiome, biome, plot.getArea(), this);
             }
         };
         run.run();
@@ -327,10 +333,9 @@ public final class PlotModificationManager {
             ids.add(current.getId());
         }
         this.plot.clearRatings();
-        QueueCoordinator queue = null;
+        QueueCoordinator queue = this.plot.getArea().getQueue();
         if (createSign) {
             this.removeSign();
-            queue = this.plot.getArea().getQueue();
         }
         PlotManager manager = this.plot.getArea().getPlotManager();
         if (createRoad) {
@@ -448,7 +453,7 @@ public final class PlotModificationManager {
      * - Any setting from before plot creation will not be saved until the server is stopped properly. i.e. Set any values/options after plot
      * creation.
      *
-     * @return true if plot was created successfully
+     * @return {@code true} if plot was created successfully
      */
     public boolean create() {
         return this.create(this.plot.getOwnerAbs(), true);
@@ -519,28 +524,6 @@ public final class PlotModificationManager {
         return false;
     }
 
-    /**
-     * Remove the south road section of a plot<br>
-     * - Used when a plot is merged<br>
-     *
-     * @param queue Nullable {@link QueueCoordinator}. If null, creates own queue and enqueues,
-     *              otherwise writes to the queue but does not enqueue.
-     */
-    public void removeRoadSouth(final @Nullable QueueCoordinator queue) {
-        if (this.plot.getArea().getType() != PlotAreaType.NORMAL && this.plot
-                .getArea()
-                .getTerrain() == PlotAreaTerrainType.ROAD) {
-            Plot other = this.plot.getRelative(Direction.SOUTH);
-            Location bot = other.getBottomAbs();
-            Location top = this.plot.getTopAbs();
-            Location pos1 = Location.at(this.plot.getWorldName(), bot.getX(), 0, top.getZ());
-            Location pos2 = Location.at(this.plot.getWorldName(), top.getX(), MAX_HEIGHT, bot.getZ());
-            PlotSquared.platform().regionManager().regenerateRegion(pos1, pos2, true, null);
-        } else if (this.plot.getArea().getTerrain() != PlotAreaTerrainType.ALL) { // no road generated => no road to remove
-            this.plot.getManager().removeRoadSouth(this.plot, queue);
-        }
-    }
-
     /**
      * Auto merge a plot in a specific direction.
      *
@@ -792,7 +775,7 @@ public final class PlotModificationManager {
     /**
      * Unlink a plot and remove the roads
      *
-     * @return true if plot was linked
+     * @return {@code true} if plot was linked
      * @see #unlinkPlot(boolean, boolean)
      */
     public boolean unlink() {
@@ -858,11 +841,14 @@ public final class PlotModificationManager {
     /**
      * Delete a plot (use null for the runnable if you don't need to be notified on completion)
      *
+     * <p>
+     * Use {@link PlotModificationManager#clear(boolean, boolean, PlotPlayer, Runnable)} to simply clear a plot
+     * </p>
+     *
      * @param actor    The actor executing the task
      * @param whenDone task to run when plot has been deleted. Nullable
      * @return {@code true} if the deletion was successful, {@code false} if not
      * @see PlotSquared#removePlot(Plot, boolean)
-     * @see PlotModificationManager#clear(boolean, boolean, PlotPlayer, Runnable) to simply clear a plot
      */
     public boolean deletePlot(@Nullable PlotPlayer<?> actor, final Runnable whenDone) {
         if (!this.plot.hasOwner()) {
@@ -904,6 +890,28 @@ public final class PlotModificationManager {
         return this.setComponent(component, parsed.toPattern(), actor, queue);
     }
 
+    /**
+     * Remove the south road section of a plot<br>
+     * - Used when a plot is merged<br>
+     *
+     * @param queue Nullable {@link QueueCoordinator}. If null, creates own queue and enqueues,
+     *              otherwise writes to the queue but does not enqueue.
+     */
+    public void removeRoadSouth(final @Nullable QueueCoordinator queue) {
+        if (this.plot.getArea().getType() != PlotAreaType.NORMAL && this.plot
+                .getArea()
+                .getTerrain() == PlotAreaTerrainType.ROAD) {
+            Plot other = this.plot.getRelative(Direction.SOUTH);
+            Location bot = other.getBottomAbs();
+            Location top = this.plot.getTopAbs();
+            Location pos1 = Location.at(this.plot.getWorldName(), bot.getX(), plot.getArea().getMinGenHeight(), top.getZ());
+            Location pos2 = Location.at(this.plot.getWorldName(), top.getX(), plot.getArea().getMaxGenHeight(), bot.getZ());
+            PlotSquared.platform().regionManager().regenerateRegion(pos1, pos2, true, null);
+        } else if (this.plot.getArea().getTerrain() != PlotAreaTerrainType.ALL) { // no road generated => no road to remove
+            this.plot.getManager().removeRoadSouth(this.plot, queue);
+        }
+    }
+
     /**
      * Remove the east road section of a plot<br>
      * - Used when a plot is merged<br>
@@ -918,8 +926,8 @@ public final class PlotModificationManager {
             Plot other = this.plot.getRelative(Direction.EAST);
             Location bot = other.getBottomAbs();
             Location top = this.plot.getTopAbs();
-            Location pos1 = Location.at(this.plot.getWorldName(), top.getX(), 0, bot.getZ());
+            Location pos1 = Location.at(this.plot.getWorldName(), top.getX(), plot.getArea().getMinGenHeight(), bot.getZ());
-            Location pos2 = Location.at(this.plot.getWorldName(), bot.getX(), MAX_HEIGHT, top.getZ());
+            Location pos2 = Location.at(this.plot.getWorldName(), bot.getX(), plot.getArea().getMaxGenHeight(), top.getZ());
             PlotSquared.platform().regionManager().regenerateRegion(pos1, pos2, true, null);
         } else if (this.plot.getArea().getTerrain() != PlotAreaTerrainType.ALL) { // no road generated => no road to remove
             this.plot.getArea().getPlotManager().removeRoadEast(this.plot, queue);
@@ -937,8 +945,8 @@ public final class PlotModificationManager {
                 .getArea()
                 .getTerrain() == PlotAreaTerrainType.ROAD) {
             Plot other = this.plot.getRelative(1, 1);
-            Location pos1 = this.plot.getTopAbs().add(1, 0, 1).withY(0);
+            Location pos1 = this.plot.getTopAbs().add(1, 0, 1);
-            Location pos2 = other.getBottomAbs().subtract(1, 0, 1).withY(MAX_HEIGHT);
+            Location pos2 = other.getBottomAbs().subtract(1, 0, 1);
             PlotSquared.platform().regionManager().regenerateRegion(pos1, pos2, true, null);
         } else if (this.plot.getArea().getTerrain() != PlotAreaTerrainType.ALL) { // no road generated => no road to remove
             this.plot.getArea().getPlotManager().removeRoadSouthEast(this.plot, queue);

Core/src/main/java/com/plotsquared/core/plot/PlotTitle.java

@@ -30,6 +30,9 @@ import java.util.Objects;
 
 public class PlotTitle {
 
+    /**
+     * @since 6.1.0
+     */
     public static final PlotTitle CONFIGURED = new PlotTitle();
 
     private final String title;
@@ -40,6 +43,9 @@ public class PlotTitle {
         subtitle = null;
     }
 
+    /**
+     * @since 6.0.10
+     */
     public PlotTitle(String title, String subtitle) {
         Objects.requireNonNull(title);
         Objects.requireNonNull(subtitle);
@@ -47,11 +53,17 @@ public class PlotTitle {
         this.subtitle = subtitle;
     }
 
+    /**
+     * @since 6.0.10
+     */
     @Nullable
     public String title() {
         return title;
     }
 
+    /**
+     * @since 6.0.10
+     */
     @Nullable
     public String subtitle() {
         return subtitle;

Core/src/main/java/com/plotsquared/core/plot/PlotWorld.java

@@ -105,31 +105,29 @@ public abstract class PlotWorld {
         return this.world;
     }
 
+    @Override
     public boolean equals(final Object o) {
-        if (o == this) {
+        if (this == o) {
             return true;
         }
-        if (!(o instanceof final PlotWorld other)) {
+        if (o == null || getClass() != o.getClass()) {
             return false;
         }
-        if (!other.canEqual(this)) {
+        final PlotWorld plotWorld = (PlotWorld) o;
-            return false;
+        return world.equals(plotWorld.world);
-        }
-        final Object this$world = this.getWorld();
-        final Object other$world = other.getWorld();
-        return Objects.equals(this$world, other$world);
     }
 
+    @Override
+    public int hashCode() {
+        return world.hashCode();
+    }
+
+    /**
+     * @deprecated This method is not meant to be invoked or overridden, with no replacement.
+     */
+    @Deprecated(forRemoval = true, since = "6.6.0")
     protected boolean canEqual(final Object other) {
         return other instanceof PlotWorld;
     }
 
-    public int hashCode() {
-        final int PRIME = 59;
-        int result = 1;
-        final Object $world = this.getWorld();
-        result = result * PRIME + ($world == null ? 43 : $world.hashCode());
-        return result;
-    }
-
 }

Core/src/main/java/com/plotsquared/core/plot/comment/CommentInbox.java

@@ -54,7 +54,7 @@ public abstract class CommentInbox {
     /**
      * @param plot   the plot's inbox to write to
      * @param player the player trying to write the comment
-     * @return true if the player can write a comment on the plot
+     * @return {@code true} if the player can write a comment on the plot
      */
     public boolean canWrite(Plot plot, PlotPlayer<?> player) {
         if (plot == null) {
@@ -68,7 +68,7 @@ public abstract class CommentInbox {
     /**
      * @param plot   the plot's inbox to write to
      * @param player the player trying to modify the inbox
-     * @return true if the player can write a comment on the plot
+     * @return {@code true} if the player can write a comment on the plot
      */
     @SuppressWarnings({"BooleanMethodIsAlwaysInverted"})
     public boolean canModify(Plot plot, PlotPlayer<?> player) {

Core/src/main/java/com/plotsquared/core/plot/expiration/ExpireManager.java

@@ -136,18 +136,18 @@ public class ExpireManager {
     }
 
     public void confirmExpiry(final PlotPlayer<?> pp) {
-        try (final MetaDataAccess<Boolean> metaDataAccess = pp.accessTemporaryMetaData(
+        TaskManager.runTask(() -> {
-                PlayerMetaDataKeys.TEMPORARY_IGNORE_EXPIRE_TASK)) {
+            try (final MetaDataAccess<Boolean> metaDataAccess = pp.accessTemporaryMetaData(
-            if (metaDataAccess.isPresent()) {
+                    PlayerMetaDataKeys.TEMPORARY_IGNORE_EXPIRE_TASK)) {
-                return;
+                if (metaDataAccess.isPresent()) {
-            }
+                    return;
-            if (plotsToDelete != null && !plotsToDelete.isEmpty() && pp.hasPermission("plots.admin.command.autoclear")) {
+                }
-                final int num = plotsToDelete.size();
+                if (plotsToDelete != null && !plotsToDelete.isEmpty() && pp.hasPermission("plots.admin.command.autoclear")) {
-                while (!plotsToDelete.isEmpty()) {
+                    final int num = plotsToDelete.size();
-                    Iterator<Plot> iter = plotsToDelete.iterator();
+                    while (!plotsToDelete.isEmpty()) {
-                    final Plot current = iter.next();
+                        Iterator<Plot> iter = plotsToDelete.iterator();
-                    if (!isExpired(new ArrayDeque<>(tasks), current).isEmpty()) {
+                        final Plot current = iter.next();
-                        TaskManager.runTask(() -> {
+                        if (!isExpired(new ArrayDeque<>(tasks), current).isEmpty()) {
                             metaDataAccess.set(true);
                             current.getCenter(pp::teleport);
                             metaDataAccess.remove();
@@ -171,15 +171,15 @@ public class ExpireManager {
                                     cmd_keep,
                                     cmd_no_show_expir
                             );
-                        });
+                            return;
-                        return;
+                        } else {
-                    } else {
+                            iter.remove();
-                        iter.remove();
+                        }
                     }
+                    plotsToDelete.clear();
                 }
-                plotsToDelete.clear();
             }
-        }
+        });
     }
 
 
@@ -307,6 +307,7 @@ public class ExpireManager {
         this.running = 2;
         TaskManager.runTaskAsync(new Runnable() {
             private ConcurrentLinkedDeque<Plot> plots = null;
+
             @Override
             public void run() {
                 final Runnable task = this;
@@ -359,7 +360,7 @@ public class ExpireManager {
                                                 .getFlag(AnalysisFlag.class)
                                                 .createFlagInstance(changed.asList());
                                         PlotFlagAddEvent event =
-                                                new PlotFlagAddEvent(plotFlag, newPlot);
+                                                eventDispatcher.callFlagAdd(plotFlag, plot);
                                         if (event.getEventResult() == Result.DENY) {
                                             return;
                                         }
@@ -451,7 +452,7 @@ public class ExpireManager {
         plot.getPlotModificationManager().deletePlot(null, whenDone);
     }
 
-    @Deprecated(forRemoval = true, since = "TODO")
+    @Deprecated(forRemoval = true, since = "6.4.0")
     public long getAge(UUID uuid) {
         return getAge(uuid, false);
     }
@@ -462,7 +463,7 @@ public class ExpireManager {
      * @param uuid                     the uuid of the owner to check against
      * @param shouldDeleteUnknownOwner {@code true} if an unknown player should be counted as never online
      * @return the millis since the player was last online, or {@link Long#MAX_VALUE} if player was never online
-     * @since TODO
+     * @since 6.4.0
      */
     public long getAge(UUID uuid, final boolean shouldDeleteUnknownOwner) {
         if (PlotSquared.platform().playerManager().getPlayerIfExists(uuid) != null) {

Core/src/main/java/com/plotsquared/core/plot/expiration/ExpiryTask.java

@@ -160,7 +160,7 @@ public class ExpiryTask {
     /**
      * Returns {@code true} if this task respects unknown owners
      * @return {@code true} if unknown owners should be counted as never online
-     * @since TODO
+     * @since 6.4.0
      */
     public boolean shouldDeleteForUnknownOwner() {
         return settings.DELETE_IF_OWNER_IS_UNKNOWN;

Core/src/main/java/com/plotsquared/core/plot/flag/FlagContainer.java

@@ -142,10 +142,13 @@ public class FlagContainer {
     /**
      * Add a flag to the container
      *
+     * <p>
+     * Use {@link #addAll(Collection)} to add multiple flags.
+     * </p>
+     *
      * @param flag Flag to add
      * @param <T>  flag type
      * @param <V>  flag value type
-     * @see #addAll(Collection) to add multiple flags
      */
     public <V, T extends PlotFlag<V, ?>> void addFlag(final T flag) {
         try {
@@ -199,8 +202,11 @@ public class FlagContainer {
     /**
      * Add all flags to the container
      *
+     * <p>
+     * Use {@link #addFlag(PlotFlag)} to add a single flag.
+     * </p>
+     *
      * @param flags Flags to add
-     * @see #addFlag(PlotFlag) to add a single flagg
      */
     public void addAll(final Collection<PlotFlag<?, ?>> flags) {
         for (final PlotFlag<?, ?> flag : flags) {
@@ -305,8 +311,11 @@ public class FlagContainer {
      * Updates are: a flag being removed, a flag being added or a flag
      * being updated.
      *
+     * <p>
+     * Use {@link PlotFlagUpdateType} to see the update types available.
+     * </p>
+     *
      * @param plotFlagUpdateHandler The update handler which will react to changes.
-     * @see PlotFlagUpdateType Plot flag update types
      */
     public void subscribe(final @NonNull PlotFlagUpdateHandler plotFlagUpdateHandler) {
         this.updateSubscribers.add(plotFlagUpdateHandler);
@@ -349,6 +358,7 @@ public class FlagContainer {
      * This is to prevent memory leaks. This method is not part of the API.
      *
      * @return a new Runnable that cleans up once the FlagContainer isn't needed anymore.
+     * @since 6.0.10
      */
     @AnnotationHelper.ApiDescription(info = "This method should not be considered as public or API.")
     public Runnable createCleanupHook() {
@@ -361,33 +371,31 @@ public class FlagContainer {
         }
     }
 
+    @Override
     public boolean equals(final Object o) {
-        if (o == this) {
+        if (this == o) {
             return true;
         }
-        if (!(o instanceof final FlagContainer other)) {
+        if (o == null || getClass() != o.getClass()) {
             return false;
         }
-        if (!other.canEqual(this)) {
+        final FlagContainer that = (FlagContainer) o;
-            return false;
+        return flagMap.equals(that.flagMap);
-        }
-        final Object this$flagMap = this.getFlagMap();
-        final Object other$flagMap = other.getFlagMap();
-        return Objects.equals(this$flagMap, other$flagMap);
     }
 
+    @Override
+    public int hashCode() {
+        return flagMap.hashCode();
+    }
+
+    /**
+     * @deprecated This method is not meant to be invoked or overridden, with no replacement.
+     */
+    @Deprecated(forRemoval = true, since = "6.6.0")
     protected boolean canEqual(final Object other) {
         return other instanceof FlagContainer;
     }
 
-    public int hashCode() {
-        final int PRIME = 59;
-        int result = 1;
-        final Object $flagMap = this.getFlagMap();
-        result = result * PRIME + ($flagMap == null ? 43 : $flagMap.hashCode());
-        return result;
-    }
-
     /**
      * Update event types used in {@link PlotFlagUpdateHandler}.
      */

Core/src/main/java/com/plotsquared/core/plot/flag/GlobalFlagContainer.java

@@ -93,6 +93,7 @@ import com.plotsquared.core.plot.flag.implementations.PlayerInteractFlag;
 import com.plotsquared.core.plot.flag.implementations.PlotTitleFlag;
 import com.plotsquared.core.plot.flag.implementations.PreventCreativeCopyFlag;
 import com.plotsquared.core.plot.flag.implementations.PriceFlag;
+import com.plotsquared.core.plot.flag.implementations.ProjectilesFlag;
 import com.plotsquared.core.plot.flag.implementations.PveFlag;
 import com.plotsquared.core.plot.flag.implementations.PvpFlag;
 import com.plotsquared.core.plot.flag.implementations.RedstoneFlag;
@@ -134,17 +135,28 @@ public final class GlobalFlagContainer extends FlagContainer {
         stringClassMap = new HashMap<>();
 
         // Register all default flags here
+        // Block type list flags
+        this.addFlag(BreakFlag.BREAK_NONE);
+        this.addFlag(UseFlag.USE_NONE);
+        this.addFlag(PlaceFlag.PLACE_NONE);
+
         // Boolean flags
-        this.addFlag(ExplosionFlag.EXPLOSION_FALSE);
-        this.addFlag(UntrustedVisitFlag.UNTRUSTED_VISIT_FLAG_TRUE);
-        this.addFlag(DenyExitFlag.DENY_EXIT_FLAG_FALSE);
         this.addFlag(AnimalAttackFlag.ANIMAL_ATTACK_FALSE);
         this.addFlag(AnimalInteractFlag.ANIMAL_INTERACT_FALSE);
         this.addFlag(BlockBurnFlag.BLOCK_BURN_FALSE);
         this.addFlag(BlockIgnitionFlag.BLOCK_IGNITION_TRUE);
+        this.addFlag(ChatFlag.CHAT_FLAG_TRUE);
+        this.addFlag(CopperOxideFlag.COPPER_OXIDE_FALSE);
+        this.addFlag(CoralDryFlag.CORAL_DRY_FALSE);
+        this.addFlag(CropGrowFlag.CROP_GROW_TRUE);
+        this.addFlag(DenyExitFlag.DENY_EXIT_FLAG_FALSE);
+        this.addFlag(DenyPortalsFlag.DENY_PORTALS_FALSE);
+        this.addFlag(DenyPortalTravelFlag.DENY_PORTAL_TRAVEL_FALSE);
         this.addFlag(DeviceInteractFlag.DEVICE_INTERACT_FALSE);
         this.addFlag(DisablePhysicsFlag.DISABLE_PHYSICS_FALSE);
         this.addFlag(DropProtectionFlag.DROP_PROTECTION_FALSE);
+        this.addFlag(EntityChangeBlockFlag.ENTITY_CHANGE_BLOCK_FALSE);
+        this.addFlag(ExplosionFlag.EXPLOSION_FALSE);
         this.addFlag(ForcefieldFlag.FORCEFIELD_FALSE);
         this.addFlag(GrassGrowFlag.GRASS_GROW_TRUE);
         this.addFlag(HangingBreakFlag.HANGING_BREAK_FALSE);
@@ -154,52 +166,54 @@ public final class GlobalFlagContainer extends FlagContainer {
         this.addFlag(HostileInteractFlag.HOSTILE_INTERACT_FALSE);
         this.addFlag(IceFormFlag.ICE_FORM_FALSE);
         this.addFlag(IceMeltFlag.ICE_MELT_FALSE);
+        this.addFlag(InstabreakFlag.INSTABREAK_FALSE);
+        this.addFlag(InvincibleFlag.INVINCIBLE_FALSE);
+        this.addFlag(ItemDropFlag.ITEM_DROP_TRUE);
+        this.addFlag(KeepInventoryFlag.KEEP_INVENTORY_FALSE);
         this.addFlag(KelpGrowFlag.KELP_GROW_TRUE);
-        this.addFlag(RedstoneFlag.REDSTONE_TRUE);
+        this.addFlag(LeafDecayFlag.LEAF_DECAY_TRUE);
-        this.addFlag(ServerPlotFlag.SERVER_PLOT_FALSE);
+        this.addFlag(LecternReadBookFlag.LECTERN_READ_BOOK_FALSE);
         this.addFlag(MiscBreakFlag.MISC_BREAK_FALSE);
         this.addFlag(MobBreakFlag.MOB_BREAK_FALSE);
         this.addFlag(MobPlaceFlag.MOB_PLACE_FALSE);
+        this.addFlag(MiscInteractFlag.MISC_INTERACT_FALSE);
+        this.addFlag(MiscPlaceFlag.MISC_PLACE_FALSE);
         this.addFlag(MycelGrowFlag.MYCEL_GROW_TRUE);
         this.addFlag(NotifyEnterFlag.NOTIFY_ENTER_FALSE);
         this.addFlag(NotifyLeaveFlag.NOTIFY_LEAVE_FALSE);
         this.addFlag(NoWorldeditFlag.NO_WORLDEDIT_FALSE);
         this.addFlag(PlayerInteractFlag.PLAYER_INTERACT_FALSE);
+        this.addFlag(PreventCreativeCopyFlag.PREVENT_CREATIVE_COPY_FALSE);
         this.addFlag(PveFlag.PVE_FALSE);
         this.addFlag(PvpFlag.PVP_FALSE);
+        this.addFlag(RedstoneFlag.REDSTONE_TRUE);
+        this.addFlag(ServerPlotFlag.SERVER_PLOT_FALSE);
         this.addFlag(SnowFormFlag.SNOW_FORM_FALSE);
         this.addFlag(SnowMeltFlag.SNOW_MELT_TRUE);
         this.addFlag(SoilDryFlag.SOIL_DRY_FALSE);
-        this.addFlag(CoralDryFlag.CORAL_DRY_FALSE);
         this.addFlag(TamedAttackFlag.TAMED_ATTACK_FALSE);
         this.addFlag(TamedInteractFlag.TAMED_INTERACT_FALSE);
+        this.addFlag(UntrustedVisitFlag.UNTRUSTED_VISIT_FLAG_TRUE);
         this.addFlag(VehicleBreakFlag.VEHICLE_BREAK_FALSE);
         this.addFlag(VehiclePlaceFlag.VEHICLE_PLACE_FALSE);
         this.addFlag(VehicleUseFlag.VEHICLE_USE_FALSE);
         this.addFlag(VillagerInteractFlag.VILLAGER_INTERACT_FALSE);
         this.addFlag(VineGrowFlag.VINE_GROW_TRUE);
-        this.addFlag(ItemDropFlag.ITEM_DROP_TRUE);
+        this.addFlag(ProjectilesFlag.PROJECTILES_FALSE);
-        this.addFlag(InstabreakFlag.INSTABREAK_FALSE);
+
-        this.addFlag(InvincibleFlag.INVINCIBLE_FALSE);
+        // Double flags
-        this.addFlag(ChatFlag.CHAT_FLAG_TRUE);
+        this.addFlag(PriceFlag.PRICE_NOT_BUYABLE);
-        this.addFlag(MiscPlaceFlag.MISC_PLACE_FALSE);
-        this.addFlag(MiscInteractFlag.MISC_INTERACT_FALSE);
-        this.addFlag(KeepInventoryFlag.KEEP_INVENTORY_FALSE);
-        this.addFlag(PreventCreativeCopyFlag.PREVENT_CREATIVE_COPY_FALSE);
-        this.addFlag(LeafDecayFlag.LEAF_DECAY_TRUE);
-        this.addFlag(CropGrowFlag.CROP_GROW_TRUE);
-        this.addFlag(DenyPortalTravelFlag.DENY_PORTAL_TRAVEL_FALSE);
-        this.addFlag(DenyPortalsFlag.DENY_PORTALS_FALSE);
-        this.addFlag(LecternReadBookFlag.LECTERN_READ_BOOK_FALSE);
-        this.addFlag(EntityChangeBlockFlag.ENTITY_CHANGE_BLOCK_FALSE);
-        this.addFlag(CopperOxideFlag.COPPER_OXIDE_FALSE);
 
         // Enum Flags
-        this.addFlag(WeatherFlag.PLOT_WEATHER_FLAG_OFF);
         this.addFlag(DenyTeleportFlag.DENY_TELEPORT_FLAG_NONE);
-        this.addFlag(TitlesFlag.TITLES_NONE);
         this.addFlag(FlyFlag.FLIGHT_FLAG_DEFAULT);
         this.addFlag(LiquidFlowFlag.LIQUID_FLOW_DEFAULT);
+        this.addFlag(TitlesFlag.TITLES_NONE);
+        this.addFlag(WeatherFlag.PLOT_WEATHER_FLAG_OFF);
+
+        // Internal flags
+        this.addFlag(new AnalysisFlag(Collections.emptyList()));
+        this.addFlag(new DoneFlag(""));
 
         // Integer flags
         this.addFlag(AnimalCapFlag.ANIMAL_CAP_UNLIMITED);
@@ -210,22 +224,10 @@ public final class GlobalFlagContainer extends FlagContainer {
         this.addFlag(TimeFlag.TIME_DISABLED);
         this.addFlag(VehicleCapFlag.VEHICLE_CAP_UNLIMITED);
 
-        // Timed flags
-        this.addFlag(FeedFlag.FEED_NOTHING);
-        this.addFlag(HealFlag.HEAL_NOTHING);
-
-        // Double flags
-        this.addFlag(PriceFlag.PRICE_NOT_BUYABLE);
-
-        // Block type list flags
-        this.addFlag(BreakFlag.BREAK_NONE);
-        this.addFlag(PlaceFlag.PLACE_NONE);
-        this.addFlag(UseFlag.USE_NONE);
-
         // Misc
+        this.addFlag(BlockedCmdsFlag.BLOCKED_CMDS_FLAG_NONE);
         this.addFlag(GamemodeFlag.GAMEMODE_FLAG_DEFAULT);
         this.addFlag(GuestGamemodeFlag.GUEST_GAMEMODE_FLAG_DEFAULT);
-        this.addFlag(BlockedCmdsFlag.BLOCKED_CMDS_FLAG_NONE);
         this.addFlag(KeepFlag.KEEP_FLAG_FALSE);
         this.addFlag(MusicFlag.MUSIC_FLAG_NONE);
 
@@ -235,9 +237,9 @@ public final class GlobalFlagContainer extends FlagContainer {
         this.addFlag(FarewellFlag.FAREWELL_FLAG_EMPTY);
         this.addFlag(PlotTitleFlag.TITLE_FLAG_DEFAULT);
 
-        // Internal flags
+        // Timed flags
-        this.addFlag(new AnalysisFlag(Collections.emptyList()));
+        this.addFlag(FeedFlag.FEED_NOTHING);
-        this.addFlag(new DoneFlag(""));
+        this.addFlag(HealFlag.HEAL_NOTHING);
     }
 
     public static void setup() {

Core/src/main/java/com/plotsquared/core/plot/flag/PlotFlag.java

@@ -31,6 +31,7 @@ import org.checkerframework.checker.nullness.qual.NonNull;
 
 import java.util.Collection;
 import java.util.Collections;
+import java.util.Objects;
 
 /**
  * A plot flag is any property that can be assigned
@@ -163,6 +164,7 @@ public abstract class PlotFlag<T, F extends PlotFlag<T, F>> {
      * Get if the flag's permission should check for values. E.g. plots.flag.set.music.VALUE
      *
      * @return if valued permission
+     * @since 6.0.10
      */
     public boolean isValuedPermission() {
         return true;
@@ -199,34 +201,30 @@ public abstract class PlotFlag<T, F extends PlotFlag<T, F>> {
         return Collections.emptyList();
     }
 
+    @Override
     public boolean equals(final Object o) {
-        if (o == this) {
+        if (this == o) {
             return true;
         }
-        if (!(o instanceof final PlotFlag<?, ?> other)) {
+        if (o == null || getClass() != o.getClass()) {
             return false;
         }
-        if (!other.canEqual(this)) {
+        final PlotFlag<?, ?> plotFlag = (PlotFlag<?, ?>) o;
-            return false;
+        return value.equals(plotFlag.value);
-        }
-        final Object this$value = this.getValue();
-        final Object other$value = other.getValue();
-        if (this$value == null ? other$value != null : !this$value.equals(other$value)) {
-            return false;
-        }
-        return true;
     }
 
+    @Override
+    public int hashCode() {
+        return value.hashCode();
+    }
+
+    /**
+     * @deprecated This method is not meant to be invoked or overridden, with no replacement.
+     */
+    @Deprecated(forRemoval = true, since = "6.6.0")
     protected boolean canEqual(final Object other) {
         return other instanceof PlotFlag;
     }
 
-    public int hashCode() {
-        final int PRIME = 59;
-        int result = 1;
-        final Object $value = this.getValue();
-        result = result * PRIME + ($value == null ? 43 : $value.hashCode());
-        return result;
-    }
 
 }

Core/src/main/java/com/plotsquared/core/plot/flag/implementations/ProjectilesFlag.java

@@ -0,0 +1,46 @@
+/*
+ *       _____  _       _    _____                                _
+ *      |  __ \| |     | |  / ____|                              | |
+ *      | |__) | | ___ | |_| (___   __ _ _   _  __ _ _ __ ___  __| |
+ *      |  ___/| |/ _ \| __|\___ \ / _` | | | |/ _` | '__/ _ \/ _` |
+ *      | |    | | (_) | |_ ____) | (_| | |_| | (_| | | |  __/ (_| |
+ *      |_|    |_|\___/ \__|_____/ \__, |\__,_|\__,_|_|  \___|\__,_|
+ *                                    | |
+ *                                    |_|
+ *            PlotSquared plot management system for Minecraft
+ *               Copyright (C) 2014 - 2022 IntellectualSites
+ *
+ *     This program is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     This program is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package com.plotsquared.core.plot.flag.implementations;
+
+import com.plotsquared.core.configuration.caption.TranslatableCaption;
+import com.plotsquared.core.plot.flag.types.BooleanFlag;
+import org.checkerframework.checker.nullness.qual.NonNull;
+
+public class ProjectilesFlag extends BooleanFlag<ProjectilesFlag> {
+
+    public static final ProjectilesFlag PROJECTILES_TRUE = new ProjectilesFlag(true);
+    public static final ProjectilesFlag PROJECTILES_FALSE = new ProjectilesFlag(false);
+
+    private ProjectilesFlag(boolean value){
+        super(value, TranslatableCaption.of("flags.flag_description_projectiles"));
+    }
+
+    @Override
+    protected ProjectilesFlag flagOf(@NonNull final Boolean value) {
+        return value ? PROJECTILES_TRUE : PROJECTILES_FALSE;
+    }
+
+}

Core/src/main/java/com/plotsquared/core/plot/world/PlotAreaManager.java

@@ -196,9 +196,12 @@ public interface PlotAreaManager {
     /**
      * Check if a plot world.
      *
+     * <p>
+     * Use {@link #getPlotAreaByString(String)} to get the PlotArea object
+     * </p>
+     *
      * @param world the world
      * @return if a plot world is registered
-     * @see #getPlotAreaByString(String) to get the PlotArea object
      */
     default boolean hasPlotArea(final @NonNull String world) {
         return this.getPlotAreas(world, null).length != 0;