Sponge 7.0 permissions for 1.12.2 Forge

forge-1.12.2/build.gradle

@@ -17,6 +17,7 @@ dependencies {
     compile project(path: ":DynmapCore", configuration: "shadow")
     compile 'com.googlecode.json-simple:json-simple:1.1.1'
     compile 'org.yaml:snakeyaml:1.23'
+    compile 'org.spongepowered:spongeapi:7.0.0'
 }
 
 sourceCompatibility = 1.8
@@ -28,6 +29,10 @@ repositories {
         name = 'forge'
         url = 'http://files.minecraftforge.net/maven'
     }
+    maven {
+    	name = 'sponge'
+    	url = 'https://repo.spongepowered.org/maven'
+    }    	
 }
 minecraft {
     version = "1.12.2-14.23.4.2705"

forge-1.12.2/src/main/java/org/dynmap/forge_1_12_2/DynmapPlugin.java

@@ -102,6 +102,7 @@ import org.dynmap.forge_1_12_2.DynmapMod;
 import org.dynmap.forge_1_12_2.permissions.FilePermissions;
 import org.dynmap.forge_1_12_2.permissions.OpPermissions;
 import org.dynmap.forge_1_12_2.permissions.PermissionProvider;
+import org.dynmap.forge_1_12_2.permissions.Sponge7Permissions;
 import org.dynmap.permissions.PermissionsHandler;
 import org.dynmap.renderer.DynmapBlockState;
 import org.dynmap.utils.DynIntHashMap;
@@ -1474,7 +1475,10 @@ public class DynmapPlugin
         /* Set up player login/quit event handler */
         registerPlayerLoginListener();
         /* Initialize permissions handler */
-        permissions = FilePermissions.create();
+        permissions = Sponge7Permissions.create();
+        if (permissions == null) {
+        	permissions = FilePermissions.create();
+        }
         if(permissions == null) {
             permissions = new OpPermissions(new String[] { "webchat", "marker.icons", "marker.list", "webregister", "stats", "hide.self", "show.self" });
         }

forge-1.12.2/src/main/java/org/dynmap/forge_1_12_2/permissions/Sponge7Permissions.java

@@ -0,0 +1,86 @@
+package org.dynmap.forge_1_12_2.permissions;
+
+import java.util.HashSet;
+
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+
+import org.dynmap.Log;
+import org.spongepowered.api.Sponge;
+import org.spongepowered.api.entity.living.player.Player;
+
+import net.minecraft.command.ICommandSender;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.EntityPlayerMP;
+
+public class Sponge7Permissions implements PermissionProvider {
+
+    public static Sponge7Permissions create() {
+        try {
+            Class.forName("org.spongepowered.api.Sponge");    /* See if class exists */
+        } catch (ClassNotFoundException cnfx) {
+            return null;
+        }
+        Log.info("Using Sponge Permissions for access control");
+        Log.info("Web interface permissions only available for online users");
+        return new Sponge7Permissions();
+    }
+
+    private Sponge7Permissions() {
+    }
+
+    @Override
+    public boolean has(ICommandSender sender, String permission) {
+        if(sender instanceof EntityPlayerMP) {
+        	boolean rc = false;
+        	EntityPlayerMP player = (EntityPlayerMP) sender;
+        	Optional<Player> p = Sponge.getServer().getPlayer(player.getUniqueID());
+        	if (p.isPresent()) {
+        		
+        		rc = p.get().hasPermission("dynmap." + permission);
+        	}
+        	return rc;
+        }
+        return true;
+    }
+    
+    @Override
+    public boolean hasPermissionNode(ICommandSender sender, String permission) {
+        if(sender instanceof EntityPlayerMP) {
+        	boolean rc = false;
+        	EntityPlayerMP player = (EntityPlayerMP) sender;
+        	Optional<Player> p = Sponge.getServer().getPlayer(player.getUniqueID());
+        	if (p.isPresent()) {
+        		rc = p.get().hasPermission("dynmap." + permission);
+        	}
+        	return rc;
+        }
+        return true;    	
+    }
+    
+    @Override
+    public Set<String> hasOfflinePermissions(String player, Set<String> perms) {
+        HashSet<String> rslt = new HashSet<String>();
+    	Optional<Player> p = Sponge.getServer().getPlayer(player);
+    	if (p.isPresent()) {
+    		Player plyr = p.get();
+    		for (String perm : perms) {
+    			if (plyr.hasPermission("dynmap." + perm)) {
+    				rslt.add(perm);
+    			}
+    		}
+        }
+        return rslt;
+    }
+
+    @Override
+    public boolean hasOfflinePermission(String player, String perm) {
+    	Optional<Player> p = Sponge.getServer().getPlayer(player);
+    	if (p.isPresent()) {
+    		Player plyr = p.get();
+    		return plyr.hasPermission("dynmap." + perm);
+        }
+    	return false;
+    }
+}