diff --git a/.eslintrc.json b/.eslintrc.json
new file mode 100644
index 0000000..6f00e31
--- /dev/null
+++ b/.eslintrc.json
@@ -0,0 +1,13 @@
+{
+    "env": {
+        "browser": true,
+        "commonjs": true,
+        "es2021": true
+    },
+    "extends": "eslint:recommended",
+    "parserOptions": {
+        "ecmaVersion": 12
+    },
+    "rules": {
+    }
+}
diff --git a/library.js b/library.js
index 7a9151a..c891876 100644
--- a/library.js
+++ b/library.js
@@ -1,14 +1,17 @@
+/* globals winston */
+
 (function(module) {
 	"use strict";
-	/* globals require, module */
 
-	var User = module.parent.require('./user'),
-		meta = module.parent.require('./meta'),
-		db = module.parent.require('../src/database'),
-		passport = module.parent.require('passport'),
+	var User = require.main.require('./src/user'),
+		meta = require.main.require('./src/meta'),
+		db = require.main.require('./src/database'),
+		passport = require.main.require('passport'),
 		passportVK = require('passport-vkontakte').Strategy,
-		nconf = module.parent.require('nconf'),
-        async = module.parent.require('async');
+		nconf = require.main.require('nconf'),
+		async = require.main.require('async');
+
+	var authenticationController = require.main.require('./src/controllers/authentication');
 
 	var constants = Object.freeze({
 		'name': "Vkontakte",
@@ -22,60 +25,112 @@
 		settings: undefined
 	};
 
-	Vkontakte.preinit = function(data, callback) {
-		// Settings
-		meta.settings.get('sso-vkontakte', function(err, settings) {
-			Vkontakte.settings = settings;
-			callback(null, data);
-		});
-	};
-	
 	Vkontakte.init = function(data, callback) {
-		function render(req, res, next) {
+		var hostHelpers = require.main.require('./src/routes/helpers');
+
+		function render(_, res) {
 			res.render('admin/plugins/sso-vkontakte', {});
 		}
-		
+
 		data.router.get('/admin/plugins/sso-vkontakte', data.middleware.admin.buildHeader, render);
 		data.router.get('/api/admin/plugins/sso-vkontakte', render);
-		
-		callback();
+
+		hostHelpers.setupPageRoute(data.router, '/deauth/vkontakte', data.middleware, [data.middleware.requireUser], function (_, res) {
+			res.render('plugins/sso-vkontakte/deauth', {
+				service: "Vkontakte",
+			});
+		});
+		data.router.post('/deauth/vkontakte', [data.middleware.requireUser, data.middleware.applyCSRF], function (req, res, next) {
+			Vkontakte.deleteUserData({ uid: req.user.uid }, function (err) {
+				if (err) {
+					return next(err);
+				}
+
+				res.redirect(nconf.get('relative_path') + '/me/edit');
+			});
+		});
+
+		meta.settings.get('sso-vkontakte', function(_, settings) {
+			Vkontakte.settings = settings;
+			callback();
+		});
 	};
 
-	Vkontakte.getStrategy = function(strategies, callback) {
-		meta.settings.get('sso-vkontakte', function(err, settings) {
-			if (!err && settings.id && settings.secret) {
-				passport.use(new passportVK({
-					clientID: settings.id,
-					clientSecret: settings.secret,
-					callbackURL: nconf.get('url') + '/auth/vkontakte/callback'
-				}, function(accessToken, refreshToken, profile, done) {
-					Vkontakte.login(profile.id, profile.username, profile.displayName, profile.email, profile.photos[0].value, function(err, user) {
-						if (err) {
-							return done(err);
-						}
-						done(null, user);
-					});
-				}));
-
-				strategies.push({
-					name: 'vkontakte',
-					url: '/auth/vkontakte',
-					callbackURL: '/auth/vkontakte/callback',
-					icon: 'vk fa-vk',
-					scope: 'email'
+	Vkontakte.getAssociation = function (data, callback) {
+		User.getUserField(data.uid, 'vkontakteid', function (err, vkontakteid) {
+			if (err) {
+				return callback(err, data);
+			}
+
+			if (vkontakteid) {
+				data.associations.push({
+					associated: true,
+					url: 'https://vk.com/id' + vkontakteid,
+					deauthUrl: nconf.get('url') + '/deauth/vkontakte',
+					name: constants.name,
+					icon: constants.admin.icon
+				});
+			} else {
+				data.associations.push({
+					associated: false,
+					url: nconf.get('url') + '/auth/vkontakte',
+					name: constants.name,
+					icon: constants.admin.icon
 				});
 			}
 
-			callback(null, strategies);
-		});
+			callback(null, data);
+		})
 	};
 
-	Vkontakte.login = function(vkontakteID, username, displayName, email, picture, callback) {
-		if (!email) {
-			email = username + '@users.noreply.vkontakte.com';
+	Vkontakte.getStrategy = function(strategies, callback) {
+		if (Vkontakte.settings['id'] && Vkontakte.settings['secret']) {
+			passport.use(new passportVK({
+				clientID: Vkontakte.settings['id'],
+				clientSecret: Vkontakte.settings['secret'],
+				callbackURL: nconf.get('url') + '/auth/vkontakte/callback',
+				passReqToCallback: true,
+				profileFields: ['id', 'emails', 'name', 'displayName']
+			}, function(req, _, __, ___, profile, done) {
+
+				if (hasOwnProperty(req, 'user') && hasOwnProperty(req.user, 'uid') && req.user.uid > 0) {
+					User.setUserField(req.user.uid, 'vkontakteid', profile.id);
+					db.setObjectField('vkontakteid:uid', profile.id, req.user.uid);
+
+					return authenticationController.onSuccessfulLogin(req, req.user.uid, function (err) {
+						done(err, !err ? req.user : null);
+					});
+				}
+
+				var email = hasOwnProperty(profile, 'emails')
+					? profile.emails[0].value
+					: (profile.username ? profile.username : profile.id) + '@users.noreply.vkontakte.com';
+
+				Vkontakte.login(profile.id, profile.displayName, email, profile.photos[0].value, function(err, user) {
+					if (err) {
+						return done(err);
+					}
+
+					authenticationController.onSuccessfulLogin(req, user.uid, function (err) {
+						done(err, !err ? user : null);
+					});
+				});
+			}));
+
+			strategies.push({
+				name: 'vkontakte',
+				url: '/auth/vkontakte',
+				callbackURL: '/auth/vkontakte/callback',
+				icon: 'vk fa-vk',
+				scope: 'email'
+			});
 		}
-		
-		Vkontakte.getUidByvkontakteID(vkontakteID, function(err, uid) {
+
+		callback(null, strategies);
+	};
+
+	Vkontakte.login = function(vkontakteID, displayName, email, picture, callback) {
+		Vkontakte.getUidByVkontakteId(vkontakteID, function(err, uid) {
 			if (err) {
 				return callback(err);
 			}
@@ -88,13 +143,15 @@
 			} else {
 				// New User
 				var success = function(uid) {
-					// Save vkontakte-specific information to the user
-					User.setUserField(uid, 'vkontakteid', vkontakteID);
-					db.setObjectField('vkontakteid:uid', vkontakteID, uid);
 					var autoConfirm = Vkontakte.settings && Vkontakte.settings.autoconfirm === "on" ? 1: 0;
 					User.setUserField(uid, 'email:confirmed', autoConfirm);
+					if (autoConfirm) {
+						db.sortedSetRemove('users:notvalidated', uid);
+					}
+
+					User.setUserField(uid, 'vkontakteid', vkontakteID);
+					db.setObjectField('vkontakteid:uid', vkontakteID, uid);
 					
-					// Save their photo, if present
 					if (picture) {
 						User.setUserField(uid, 'uploadedpicture', picture);
 						User.setUserField(uid, 'picture', picture);
@@ -126,13 +183,12 @@
 		});
 	};
 
-	Vkontakte.getUidByvkontakteID = function(vkontakteID, callback) {
+	Vkontakte.getUidByVkontakteId = function(vkontakteID, callback) {
 		db.getObjectField('vkontakteid:uid', vkontakteID, function(err, uid) {
 			if (err) {
-				callback(err);
-			} else {
-				callback(null, uid);
+				return callback(err);
 			}
+			callback(null, uid);
 		});
 	};
 
@@ -146,11 +202,17 @@
 		callback(null, custom_header);
 	};
 	
-	Vkontakte.deleteUserData = function(uid, callback) {
+	Vkontakte.deleteUserData = function(user, callback) {
+
+		var uid = user.uid;
+
 		async.waterfall([
 			async.apply(User.getUserField, uid, 'vkontakteid'),
 			function(oAuthIdToDelete, next) {
 				db.deleteObjectField('vkontakteid:uid', oAuthIdToDelete, next);
+			},
+			function (next) {
+				db.deleteObjectField('user:' + uid, 'vkontakteid', next);
 			}
 		], function(err) {
 			if (err) {
@@ -161,5 +223,9 @@
 		});
 	};
 
+	function hasOwnProperty(obj, prop) {
+		return Object.prototype.hasOwnProperty.call(obj, prop);
+	}
+
 	module.exports = Vkontakte;
 }(module));
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..a591dcc
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,993 @@
+{
+  "name": "nodebb-plugin-sso-vk",
+  "version": "2.0.7",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "@babel/code-frame": {
+      "version": "7.12.11",
+      "resolved": "https://registry.npmjs.org/@babel/code-frame/-/code-frame-7.12.11.tgz",
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+      "dev": true,
+      "requires": {
+        "@babel/highlight": "^7.10.4"
+      }
+    },
+    "@babel/helper-validator-identifier": {
+      "version": "7.12.11",
+      "resolved": "https://registry.npmjs.org/@babel/helper-validator-identifier/-/helper-validator-identifier-7.12.11.tgz",
+      "integrity": "sha512-np/lG3uARFybkoHokJUmf1QfEvRVCPbmQeUQpKow5cQ3xWrV9i3rUHodKDJPQfTVX61qKi+UdYk8kik84n7XOw==",
+      "dev": true
+    },
+    "@babel/highlight": {
+      "version": "7.10.4",
+      "resolved": "https://registry.npmjs.org/@babel/highlight/-/highlight-7.10.4.tgz",
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+      "dev": true,
+      "requires": {
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+        "chalk": "^2.0.0",
+        "js-tokens": "^4.0.0"
+      },
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+        "chalk": {
+          "version": "2.4.2",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
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+          "dev": true,
+          "requires": {
+            "ansi-styles": "^3.2.1",
+            "escape-string-regexp": "^1.0.5",
+            "supports-color": "^5.3.0"
+          }
+        }
+      }
+    },
+    "@eslint/eslintrc": {
+      "version": "0.2.2",
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+        "ansi-styles": "^4.0.0",
+        "astral-regex": "^2.0.0",
+        "is-fullwidth-code-point": "^3.0.0"
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+        "lodash": "^4.17.20",
+        "slice-ansi": "^4.0.0",
+        "string-width": "^4.2.0"
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+      "dev": true,
+      "requires": {
+        "prelude-ls": "^1.2.1"
+      }
+    },
+    "type-fest": {
+      "version": "0.8.1",
+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.8.1.tgz",
+      "integrity": "sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==",
+      "dev": true
+    },
+    "uid2": {
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+      "resolved": "https://registry.npmjs.org/uid2/-/uid2-0.0.3.tgz",
+      "integrity": "sha1-SDEm4Rd03y9xuLY53NeZw3YWK4I="
+    },
+    "uri-js": {
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+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.0.tgz",
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+      "dev": true,
+      "requires": {
+        "punycode": "^2.1.0"
+      }
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+      "dev": true,
+      "requires": {
+        "isexe": "^2.0.0"
+      }
+    },
+    "word-wrap": {
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.3.tgz",
+      "integrity": "sha512-Hz/mrNwitNRh/HUAtM/VT/5VH+ygD6DV7mYKZAtHOrbs8U7lvPS6xf7EJKMF0uW1KJCl0H701g3ZGus+muE5vQ==",
+      "dev": true
+    },
+    "wrappy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "dev": true
+    },
+    "yallist": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
+      "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
+      "dev": true
+    }
+  }
+}
diff --git a/package.json b/package.json
index 922eff4..cdff6bf 100644
--- a/package.json
+++ b/package.json
@@ -23,13 +23,16 @@
   "readme": "",
   "readmeFilename": "README.md",
   "dependencies": {
-    "passport-vkontakte": "^0.4.0"
+    "passport-vkontakte": "^0.5.0"
   },
   "nbbpm": {
-    "compatibility": "^0.8.0"
+    "compatibility": "^1.16.x"
   },
   "homepage": "https://github.com/atomoc/nodebb-plugin-sso-vk",
   "maintainers": [
     "atomoc <atomoc@gmail.com>"
-  ]
+  ],
+  "devDependencies": {
+    "eslint": "^7.17.0"
+  }
 }
diff --git a/plugin.json b/plugin.json
index 6ed4e94..3db203c 100644
--- a/plugin.json
+++ b/plugin.json
@@ -6,10 +6,13 @@
 	"library": "./library.js",
 	"templates": "templates",
 	"hooks": [
-		{ "hook": "static:app.preload", "method": "preinit" },
 		{ "hook": "static:app.load", "method": "init" },
+		{ "hook": "filter:auth.list", "method": "getAssociation" },
 		{ "hook": "filter:auth.init", "method": "getStrategy" },
 		{ "hook": "filter:admin.header.build", "method": "addMenuItem" },
 		{ "hook": "filter:user.delete", "method": "deleteUserData" }
+	],
+	"acpScripts": [
+		"static/lib/admin.js"
 	]
 }
\ No newline at end of file
diff --git a/static/lib/admin.js b/static/lib/admin.js
new file mode 100644
index 0000000..807094b
--- /dev/null
+++ b/static/lib/admin.js
@@ -0,0 +1,27 @@
+'use strict';
+/* globals $, app, socket, define */
+
+define('admin/plugins/sso-vkontakte', ['settings'], function(Settings) {
+
+	var ACP = {};
+
+	ACP.init = function() {
+		Settings.load('sso-vkontakte', $('.sso-vkontakte-settings'));
+
+		$('#save').on('click', function() {
+			Settings.save('sso-vkontakte', $('.sso-vkontakte-settings'), function() {
+				app.alert({
+					type: 'success',
+					alert_id: 'sso-vkontakte-saved',
+					title: 'Settings Saved',
+					message: 'Please rebuild and restart your NodeBB to apply these settings, or click on this alert to do so.',
+					clickfn: function() {
+						socket.emit('admin.reload');
+					}
+				});
+			});
+		});
+	};
+
+	return ACP;
+});
\ No newline at end of file
diff --git a/templates/admin/plugins/sso-vkontakte.tpl b/templates/admin/plugins/sso-vkontakte.tpl
index 2f6d556..dac5b42 100644
--- a/templates/admin/plugins/sso-vkontakte.tpl
+++ b/templates/admin/plugins/sso-vkontakte.tpl
@@ -6,7 +6,7 @@
 				<form role="form" class="sso-vkontakte-settings">
 					<p>
 						Register a new <strong>Vkontakte Application</strong> via 
-						<a href="http://vk.com/dev">Application Development</a>
+						<a href="https://vk.com/dev">Application Development</a>
 					</p>
 					<div class="form-group">
 						<label for="Client ID">Client ID</label>
diff --git a/templates/plugins/sso-vkontakte/deauth.tpl b/templates/plugins/sso-vkontakte/deauth.tpl
new file mode 100644
index 0000000..3a97215
--- /dev/null
+++ b/templates/plugins/sso-vkontakte/deauth.tpl
@@ -0,0 +1,17 @@
+<div class="col-xs-12 col-sm-8 col-sm-offset-2 col-md-6 col-md-offset-3">
+	<div class="panel panel-default">
+		<div class="panel-heading">
+			<h3 class="panel-title">[[user:sso.dissociate-confirm-title]]</h3>
+		</div>
+		<div class="panel-body">
+			[[user:sso.dissociate-confirm, {service}]]
+
+			<hr>
+
+			<form method="post">
+				<input type="hidden" name="_csrf" value="{config.csrf_token}" />
+				<button class="btn btn-danger">[[user:sso.dissociate]]</button>
+			</form>
+		</div>
+	</div>
+</div>
\ No newline at end of file