Drop unused code

Author: louislam

package-lock.json

@@ -3,7 +3,7 @@ const { R } = require("redbean-node");
 const { setSetting, setting } = require("./util-server");
 const { log, sleep } = require("../src/util");
 const knex = require("knex");
-const { PluginsManager } = require("./plugins-manager");
+
 
 /**
  * Database & App Data Folder
@@ -90,12 +90,6 @@ class Database {
         // Data Directory (must be end with "/")
         Database.dataDir = process.env.DATA_DIR || args["data-dir"] || "./data/";
 
-        // Plugin feature is working only if the dataDir = "./data";
-        if (Database.dataDir !== "./data/") {
-            log.warn("PLUGIN", "Warning: In order to enable plugin feature, you need to use the default data directory: ./data/");
-            PluginsManager.disable = true;
-        }
-
         Database.path = Database.dataDir + "kuma.db";
         if (! fs.existsSync(Database.dataDir)) {
             fs.mkdirSync(Database.dataDir, { recursive: true });

server/database.js

@@ -147,7 +147,6 @@ const { apiKeySocketHandler } = require("./socket-handlers/api-key-socket-handle
 const { generalSocketHandler } = require("./socket-handlers/general-socket-handler");
 const { Settings } = require("./settings");
 const { CacheableDnsHttpAgent } = require("./cacheable-dns-http-agent");
-const { pluginsHandler } = require("./socket-handlers/plugins-handler");
 const apicache = require("./modules/apicache");
 const { resetChrome } = require("./monitor-types/real-browser-monitor-type");
 
@@ -172,7 +171,6 @@ let needSetup = false;
     Database.init(args);
     await initDatabase(testMode);
     await server.initAfterDatabaseReady();
-    server.loadPlugins();
     server.entryPage = await Settings.get("entryPage");
     await StatusPage.loadDomainMappingList();
 
@@ -1546,7 +1544,6 @@ let needSetup = false;
         maintenanceSocketHandler(socket);
         apiKeySocketHandler(socket);
         generalSocketHandler(socket, server);
-        pluginsHandler(socket, server);
 
         log.debug("server", "added all socket handlers");