Adds the missing support for PLAYER_HEAD icons

https://github.com/BentoBoxWorld/Warps/issues/38

src/main/java/world/bentobox/warps/WarpPanelManager.java

@@ -29,9 +29,7 @@ public class WarpPanelManager {
     }
 
     private PanelItem getPanelItem(World world, UUID warpOwner) {
-        // Return a sign panel item
-        return new PanelItemBuilder()
-                .icon(getSignIcon(world, warpOwner))
+        PanelItemBuilder pib = new PanelItemBuilder()
                 .name(addon.getPlugin().getPlayers().getName(warpOwner))
                 .description(getSign(world, warpOwner))
                 .clickHandler((panel, clicker, click, slot) -> { {
@@ -39,7 +37,13 @@ public class WarpPanelManager {
                     addon.getWarpSignsManager().warpPlayer(world, clicker, warpOwner);
                     return true;
                 }
-                }).build();
+                });
+        Material icon = getSignIcon(world, warpOwner);
+        if (icon.equals(Material.PLAYER_HEAD)) {
+            return pib.icon(addon.getPlayers().getName(warpOwner)).build();
+        } else {
+            return pib.icon(icon).build();
+        }
     }
 
     private Material getSignIcon(World world, UUID warpOwner) {

src/main/java/world/bentobox/warps/WarpSignsManager.java

@@ -262,8 +262,12 @@ public class WarpSignsManager {
             // Remove any trailing blank lines
             result.removeIf(String::isEmpty);
             // Get the sign type
-            Material type = Material.valueOf(sign.getType().name().replace("WALL_", ""));
-            return new SignCache(result, type);
+            Material icon = Material.matchMaterial(addon.getSettings().getIcon());
+            if (icon == null || icon.name().contains("SIGN")) {
+                return new SignCache(result, Material.valueOf(sign.getType().name().replace("WALL_", "")));
+            } else {
+                return new SignCache(result, icon);
+            }
         } else {
             addon.getWarpSignsManager().removeWarp(world, uuid);
         }

src/main/java/world/bentobox/warps/config/Settings.java

@@ -30,9 +30,10 @@ public class Settings implements ConfigObject
     private String welcomeLine;
 
     @ConfigComment("")
-    @ConfigComment("Icon that will be displayed in Warps list.")
-    @ConfigComment("It uses native Minecraft material strings, but using string 'PLAYER', it is possible to")
-    @ConfigComment("use player heads instead.")
+    @ConfigComment("Icon that will be displayed in Warps list. SIGN counts for any kind of sign and the type of")
+    @ConfigComment("wood used will be reflected in the panel if the server supports it.")
+    @ConfigComment("It uses native Minecraft material strings, but using string 'PLAYER_HEAD', it is possible to")
+    @ConfigComment("use player heads instead. Beware that Mojang API rate limiting may prevent heads from loading.")
     @ConfigEntry(path = "icon")
     private String icon = "SIGN";
 

src/main/resources/config.yml

@@ -12,9 +12,10 @@ warplevelrestriction: 10
 # Not case sensitive!
 welcomeLine: '[Welcome]'
 #
-# Icon that will be displayed in Warps list.
-# It uses native Minecraft material strings, but using string 'PLAYER', it is possible to
-# use player heads instead.
+# Icon that will be displayed in Warps list. SIGN counts for any kind of sign and the type of
+# wood used will be reflected in the panel if the server supports it.
+# It uses native Minecraft material strings, but using string 'PLAYER_HEAD', it is possible to
+# use player heads instead. Beware that Mojang API rate limiting may prevent heads from loading.
 icon: 'SIGN'
 #
 # This list stores GameModes in which Level addon should not work.
@@ -22,5 +23,3 @@ icon: 'SIGN'
 # disabled-gamemodes:
 #  - BSkyBlock
 disabled-gamemodes: []
-# 
-uniqueId: config