Initial 1.20 support and fix test

Author: sandtechnology

pom.xml

@@ -628,7 +628,7 @@
         <dependency>
             <groupId>org.spigotmc</groupId>
             <artifactId>spigot-api</artifactId>
-            <version>1.19.4-R0.1-SNAPSHOT</version>
+            <version>1.20-R0.1-SNAPSHOT</version>
             <scope>provided</scope>
         </dependency>
         <dependency>

src/main/java/org/maxgamer/quickshop/QuickShop.java

@@ -91,6 +91,7 @@
 import org.maxgamer.quickshop.listener.PlayerListener;
 import org.maxgamer.quickshop.listener.PluginListener;
 import org.maxgamer.quickshop.listener.ShopProtectionListener;
+import org.maxgamer.quickshop.listener.SignListener;
 import org.maxgamer.quickshop.listener.WorldListener;
 import org.maxgamer.quickshop.listener.worldedit.WorldEditAdapter;
 import org.maxgamer.quickshop.localization.text.SimpleTextManager;
@@ -1054,6 +1055,10 @@ public final void onEnable() {
         // Register events
         // Listeners (These don't)
         new BlockListener(this, this.shopCache).register();
+        // SignChangeListener for 1.20+
+        if (getGameVersion().ordinal() >= GameVersion.v1_20_R1.ordinal()) {
+            new SignListener(this, this.shopCache).register();
+        }
         new PlayerListener(this).register();
         new WorldListener(this).register();
         // Listeners - We decide which one to use at runtime

src/main/java/org/maxgamer/quickshop/listener/SignListener.java

@@ -0,0 +1,75 @@
+/*
+ * This file is a part of project QuickShop, the name is SignListener.java
+ *  Copyright (C) PotatoCraft Studio and contributors
+ *
+ *  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 <http://www.gnu.org/licenses/>.
+ *
+ */
+
+package org.maxgamer.quickshop.listener;
+
+import org.bukkit.Location;
+import org.bukkit.block.Block;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.EventPriority;
+import org.bukkit.event.block.SignChangeEvent;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.maxgamer.quickshop.Cache;
+import org.maxgamer.quickshop.QuickShop;
+import org.maxgamer.quickshop.api.shop.Shop;
+import org.maxgamer.quickshop.util.Util;
+
+import java.util.Locale;
+
+public class SignListener extends AbstractProtectionListener {
+    public SignListener(@NotNull QuickShop plugin, @Nullable Cache cache) {
+        super(plugin, cache);
+    }
+
+    @EventHandler(priority = EventPriority.NORMAL, ignoreCancelled = true)
+    public void onChangeSign(SignChangeEvent e) {
+        Block block = e.getBlock();
+        if (Util.isWallSign(block.getType())) {
+            String signSideLine0 = e.getLines()[0].toLowerCase(Locale.ROOT);
+            String locketteHeader1 = getPlugin().getConfig().getString("lockette.private", "").toLowerCase(Locale.ROOT);
+            String locketteHeader2 = getPlugin().getConfig().getString("lockette.more_users", "").toLowerCase(Locale.ROOT);
+            if (signSideLine0.equals(locketteHeader1) || signSideLine0.equals(locketteHeader2)) {
+                // Ignore changes on lockette sign
+                return;
+            }
+            final Shop shop = getShopNextTo(block.getLocation());
+            if (shop != null) {
+                Util.debugLog("Player cannot change the shop infomation sign.");
+                e.setCancelled(true);
+            }
+        }
+    }
+
+    /**
+     * Gets the shop a sign is attached to
+     *
+     * @param loc The location of the sign
+     * @return The shop
+     */
+    @Nullable
+    private Shop getShopNextTo(@NotNull Location loc) {
+        final Block b = Util.getAttached(loc.getBlock());
+        // Util.getAttached(b)
+        if (b == null) {
+            return null;
+        }
+        return getShopPlayer(b.getLocation(), false);
+    }
+}

src/main/java/org/maxgamer/quickshop/util/GameVersion.java

@@ -66,6 +66,7 @@ public enum GameVersion {
     v1_19_R1(true, false, true, true, true, true),
     v1_19_R2(true, false, true, true, true, true),
     v1_19_R3(true, false, true, true, true, true),
+    v1_20_R1(true, false, true, true, true, true),
 
     UNKNOWN(true, false, false, true, true, true);
     /**

src/test/java/org/maxgamer/quickshop/eventmanager/ListenerContainerTest.java

@@ -20,6 +20,7 @@
 package org.maxgamer.quickshop.eventmanager;
 
 
+import io.papermc.paper.plugin.configuration.PluginMeta;
 import org.bukkit.Server;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandSender;
@@ -49,7 +50,6 @@ public void testMatches() {
             public File getDataFolder() {
                 return null;
             }
-
             @NotNull
             @Override
             public PluginDescriptionFile getDescription() {
@@ -67,6 +67,7 @@ public FileConfiguration getConfiguration() {
                 return null;
             }
 
+
             @Nullable
             @Override
             public InputStream getResource(@NotNull String s) {
@@ -164,6 +165,11 @@ public boolean onCommand(@NotNull CommandSender commandSender, @NotNull Command
                 return false;
             }
 
+            @Override
+            public @NotNull PluginMeta getPluginMeta() {
+                return null;
+            }
+
             @Nullable
             @Override
             public List<String> onTabComplete(@NotNull CommandSender commandSender, @NotNull Command command, @NotNull String s, @NotNull String[] strings) {