Fix wrong plot id calculation for negative coordinates

Fixes https://github.com/IntellectualSites/PlotSquared/issues/3883

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -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:
+        - '1.19.3'
         - '1.19.2'
         - '1.19.1'
         - '1.19'

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

@@ -71,6 +71,7 @@ import org.bukkit.block.Block;
 import org.bukkit.block.BlockFace;
 import org.bukkit.block.BlockState;
 import org.bukkit.block.data.BlockData;
+import org.bukkit.block.data.type.Dispenser;
 import org.bukkit.entity.Entity;
 import org.bukkit.entity.Fireball;
 import org.bukkit.entity.Player;
@@ -100,7 +101,6 @@ import org.bukkit.event.block.EntityBlockFormEvent;
 import org.bukkit.event.block.LeavesDecayEvent;
 import org.bukkit.event.block.SpongeAbsorbEvent;
 import org.bukkit.event.world.StructureGrowEvent;
-import org.bukkit.material.Directional;
 import org.bukkit.projectiles.BlockProjectileSource;
 import org.bukkit.util.Vector;
 import org.checkerframework.checker.nullness.qual.NonNull;
@@ -926,6 +926,9 @@ public class BlockEventListener implements Listener {
 
     @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
     public void onBlockDispense(BlockDispenseEvent event) {
+        if (!this.plotAreaManager.hasPlotArea(event.getBlock().getWorld().getName())) {
+            return;
+        }
         Material type = event.getItem().getType();
         switch (type.toString()) {
             case "SHULKER_BOX", "WHITE_SHULKER_BOX", "ORANGE_SHULKER_BOX", "MAGENTA_SHULKER_BOX", "LIGHT_BLUE_SHULKER_BOX",
@@ -937,7 +940,7 @@ public class BlockEventListener implements Listener {
                 if (event.getBlock().getType() == Material.DROPPER) {
                     return;
                 }
-                BlockFace targetFace = ((Directional) event.getBlock().getState().getData()).getFacing();
+                BlockFace targetFace = ((Dispenser) event.getBlock().getBlockData()).getFacing();
                 Location location = BukkitUtil.adapt(event.getBlock().getRelative(targetFace).getLocation());
                 if (location.isPlotRoad()) {
                     event.setCancelled(true);

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

@@ -114,26 +114,14 @@ public abstract class SquarePlotManager extends GridPlotManager {
             end = pathWidthLower + squarePlotWorld.PLOT_WIDTH;
         }
         int size = squarePlotWorld.PLOT_WIDTH + squarePlotWorld.ROAD_WIDTH;
-        int idx;
-        if (x < 0) {
-            idx = x / size;
-            x = size + (x % size);
-        } else {
-            idx = (x / size) + 1;
-            x = x % size;
-        }
-        int idz;
-        if (z < 0) {
-            idz = z / size;
-            z = size + (z % size);
-        } else {
-            idz = (z / size) + 1;
-            z = z % size;
-        }
-        if (z <= pathWidthLower || z > end || x <= pathWidthLower || x > end) {
+        int dx = Math.floorDiv(x, size) + 1;
+        int rx = Math.floorMod(x, size);
+        int dz = Math.floorDiv(z, size) + 1;
+        int rz = Math.floorMod(z, size);
+        if (rz <= pathWidthLower || rz > end || rx <= pathWidthLower || rx > end) {
             return null;
         } else {
-            return PlotId.of(idx, idz);
+            return PlotId.of(dx, dz);
         }
     }
 
@@ -180,24 +168,10 @@ public abstract class SquarePlotManager extends GridPlotManager {
                 }
                 end = pathWidthLower + squarePlotWorld.PLOT_WIDTH;
             }
-            int dx;
-            int rx;
-            if (x < 0) {
-                dx = x / size;
-                rx = size + (x % size);
-            } else {
-                dx = (x / size) + 1;
-                rx = x % size;
-            }
-            int dz;
-            int rz;
-            if (z < 0) {
-                dz = z / size;
-                rz = size + (z % size);
-            } else {
-                dz = (z / size) + 1;
-                rz = z % size;
-            }
+            int dx = Math.floorDiv(x, size) + 1;
+            int rx = Math.floorMod(x, size);
+            int dz = Math.floorDiv(z, size) + 1;
+            int rz = Math.floorMod(z, size);
             PlotId id = PlotId.of(dx, dz);
             boolean[] merged = new boolean[]{rz <= pathWidthLower, rx > end, rz > end, rx <= pathWidthLower};
             int hash = HashUtil.hash(merged);