Add no-portals and deny-portal-travel flag

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

@@ -51,6 +51,8 @@ import com.plotsquared.core.plot.flag.FlagContainer;
 import com.plotsquared.core.plot.flag.implementations.AnimalInteractFlag;
 import com.plotsquared.core.plot.flag.implementations.BlockedCmdsFlag;
 import com.plotsquared.core.plot.flag.implementations.ChatFlag;
+import com.plotsquared.core.plot.flag.implementations.DenyPortalTravelFlag;
+import com.plotsquared.core.plot.flag.implementations.DenyPortalsFlag;
 import com.plotsquared.core.plot.flag.implementations.DenyTeleportFlag;
 import com.plotsquared.core.plot.flag.implementations.DoneFlag;
 import com.plotsquared.core.plot.flag.implementations.DropProtectionFlag;
@@ -131,12 +133,14 @@ import org.bukkit.event.player.PlayerInteractEvent;
 import org.bukkit.event.player.PlayerJoinEvent;
 import org.bukkit.event.player.PlayerLocaleChangeEvent;
 import org.bukkit.event.player.PlayerMoveEvent;
+import org.bukkit.event.player.PlayerPortalEvent;
 import org.bukkit.event.player.PlayerQuitEvent;
 import org.bukkit.event.player.PlayerRespawnEvent;
 import org.bukkit.event.player.PlayerTeleportEvent;
 import org.bukkit.event.vehicle.VehicleDestroyEvent;
 import org.bukkit.event.vehicle.VehicleEntityCollisionEvent;
 import org.bukkit.event.vehicle.VehicleMoveEvent;
+import org.bukkit.event.world.PortalCreateEvent;
 import org.bukkit.help.HelpTopic;
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.inventory.PlayerInventory;
@@ -1689,4 +1693,48 @@ public class PlayerEventListener extends PlotListener implements Listener {
         player.setLocale(Locale.forLanguageTag(event.getLocale().substring(0, 2)));
     }
 
+    @EventHandler
+    public void onPortalEnter(PlayerPortalEvent event) {
+        Location location = BukkitUtil.adapt(event.getPlayer().getLocation());
+        PlotArea area = location.getPlotArea();
+        if (area == null) {
+            return;
+        }
+        Plot plot = location.getOwnedPlot();
+        if (plot == null) {
+            if (area.isRoadFlags() && area.getRoadFlag(DenyPortalTravelFlag.class)) {
+                event.setCancelled(true);
+            }
+            return;
+        }
+        if (plot.getFlag(DenyPortalTravelFlag.class)) {
+            if (plot.getFlag(DenyPortalTravelFlag.class)) {
+                plot.debug(event.getPlayer().getName() + " did not travel thru a portal because of deny-portal-travel = true");
+                event.setCancelled(true);
+            }
+        }
+    }
+
+    @EventHandler
+    public void onPortalCreation(PortalCreateEvent event) {
+        Location location = BukkitUtil.adapt(event.getEntity().getLocation());
+        PlotArea area = location.getPlotArea();
+        if (area == null) {
+            return;
+        }
+        Plot plot = location.getOwnedPlot();
+        if (plot == null) {
+            if (area.isRoadFlags() && area.getRoadFlag(DenyPortalsFlag.class)) {
+                event.setCancelled(true);
+            }
+            return;
+        }
+        if (plot.getFlag(DenyPortalsFlag.class)) {
+            if (plot.getFlag(DenyPortalsFlag.class)) {
+                plot.debug(event.getEntity().getName() + " did not create a portal because of deny-portals = true");
+                event.setCancelled(true);
+            }
+        }
+    }
+
 }

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

@@ -38,6 +38,8 @@ import com.plotsquared.core.plot.flag.implementations.ChatFlag;
 import com.plotsquared.core.plot.flag.implementations.CoralDryFlag;
 import com.plotsquared.core.plot.flag.implementations.CropGrowFlag;
 import com.plotsquared.core.plot.flag.implementations.DenyExitFlag;
+import com.plotsquared.core.plot.flag.implementations.DenyPortalTravelFlag;
+import com.plotsquared.core.plot.flag.implementations.DenyPortalsFlag;
 import com.plotsquared.core.plot.flag.implementations.DenyTeleportFlag;
 import com.plotsquared.core.plot.flag.implementations.DescriptionFlag;
 import com.plotsquared.core.plot.flag.implementations.DeviceInteractFlag;
@@ -185,6 +187,8 @@ public final class GlobalFlagContainer extends FlagContainer {
         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);
 
         // Enum Flags
         this.addFlag(WeatherFlag.PLOT_WEATHER_FLAG_OFF);

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

@@ -0,0 +1,46 @@
+/*
+ *       _____  _       _    _____                                _
+ *      |  __ \| |     | |  / ____|                              | |
+ *      | |__) | | ___ | |_| (___   __ _ _   _  __ _ _ __ ___  __| |
+ *      |  ___/| |/ _ \| __|\___ \ / _` | | | |/ _` | '__/ _ \/ _` |
+ *      | |    | | (_) | |_ ____) | (_| | |_| | (_| | | |  __/ (_| |
+ *      |_|    |_|\___/ \__|_____/ \__, |\__,_|\__,_|_|  \___|\__,_|
+ *                                    | |
+ *                                    |_|
+ *            PlotSquared plot management system for Minecraft
+ *                  Copyright (C) 2021 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 DenyPortalTravelFlag extends BooleanFlag<DenyPortalTravelFlag> {
+
+    public static final DenyPortalTravelFlag DENY_PORTAL_TRAVEL_TRUE = new DenyPortalTravelFlag(true);
+    public static final DenyPortalTravelFlag DENY_PORTAL_TRAVEL_FALSE = new DenyPortalTravelFlag(false);
+
+    private DenyPortalTravelFlag(final boolean value) {
+        super(value, TranslatableCaption.of("flags.flag_description_deny_portal_travel"));
+    }
+
+    @Override
+    protected DenyPortalTravelFlag flagOf(final @NonNull Boolean value) {
+        return value ? DENY_PORTAL_TRAVEL_TRUE : DENY_PORTAL_TRAVEL_FALSE;
+    }
+
+}

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

@@ -0,0 +1,46 @@
+/*
+ *       _____  _       _    _____                                _
+ *      |  __ \| |     | |  / ____|                              | |
+ *      | |__) | | ___ | |_| (___   __ _ _   _  __ _ _ __ ___  __| |
+ *      |  ___/| |/ _ \| __|\___ \ / _` | | | |/ _` | '__/ _ \/ _` |
+ *      | |    | | (_) | |_ ____) | (_| | |_| | (_| | | |  __/ (_| |
+ *      |_|    |_|\___/ \__|_____/ \__, |\__,_|\__,_|_|  \___|\__,_|
+ *                                    | |
+ *                                    |_|
+ *            PlotSquared plot management system for Minecraft
+ *                  Copyright (C) 2021 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 DenyPortalsFlag extends BooleanFlag<DenyPortalsFlag> {
+
+    public static final DenyPortalsFlag DENY_PORTALS_TRUE = new DenyPortalsFlag(true);
+    public static final DenyPortalsFlag DENY_PORTALS_FALSE = new DenyPortalsFlag(false);
+
+    private DenyPortalsFlag(final boolean value) {
+        super(value, TranslatableCaption.of("flags.flag_description_deny_portals"));
+    }
+
+    @Override
+    protected DenyPortalsFlag flagOf(final @NonNull Boolean value) {
+        return value ? DENY_PORTALS_TRUE : DENY_PORTALS_FALSE;
+    }
+
+}

Core/src/main/resources/lang/messages_en.json

@@ -573,6 +573,8 @@
   "flags.flag_description_blocked_cmds": "<gray>A list of commands that are blocked in the plot.</gray>",
   "flags.flag_description_keep": "<gray>Prevents the plot from expiring. Can be set to: true, false, the number of milliseconds to keep the plot for or a timestamp (3w 2d 5h).</gray>",
   "flags.flag_description_keep_inventory": "<gray>Prevents players from dropping their items when they die inside of the plot.</gray>",
+  "flags.flag_description_deny_portal_travel": "<gray>Prevents players from travelling across dimensions by using portals.</gray>",
+  "flags.flag_description_deny_portals": "<gray>Prevents players from creating portals of any kind.</gray>",
   "flags.flag_description_prevent_creative_copy": "<gray>Prevents people from copying item NBT data in the plot unless they're added as members.</gray>",
   "flags.flag_description_leaf_decay": "<gray>Set to `false` to prevent leaves from decaying.",
   "flags.flag_error_boolean": "Flag value must be a boolean (true | false).",