diff --git a/app/Events/CheckUserPassword.php b/app/Events/CheckUserPassword.php
new file mode 100644
index 00000000..7003772e
--- /dev/null
+++ b/app/Events/CheckUserPassword.php
@@ -0,0 +1,24 @@
+<?php
+
+namespace App\Events;
+
+use App\Models\User;
+
+class CheckUserPassword extends Event
+{
+    public $rawPasswd;
+
+    public $user;
+
+    /**
+     * Create a new event instance.
+     *
+     * @return void
+     */
+    public function __construct($raw_passwd, User $user)
+    {
+        $this->rawPasswd = $raw_passwd;
+        $this->user = $user;
+    }
+
+}
diff --git a/app/Events/PlayerInstantiated.php b/app/Events/PlayerInstantiated.php
new file mode 100644
index 00000000..8aaa2fa7
--- /dev/null
+++ b/app/Events/PlayerInstantiated.php
@@ -0,0 +1,7 @@
+<?php
+/**
+ * @Author: printempw
+ * @Date:   2016-10-17 14:12:54
+ * @Last Modified by:   printempw
+ * @Last Modified time: 2016-10-17 14:13:00
+ */
diff --git a/app/Events/UserInstantiated.php b/app/Events/UserInstantiated.php
new file mode 100644
index 00000000..e8359bae
--- /dev/null
+++ b/app/Events/UserInstantiated.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Events;
+
+use Illuminate\Queue\SerializesModels;
+
+class UserInstantiated extends Event
+{
+    use SerializesModels;
+
+    public $uid;
+
+    /**
+     * Create a new event instance.
+     *
+     * @return void
+     */
+    public function __construct($uid)
+    {
+        $this->uid = $uid;
+    }
+
+}
diff --git a/app/Events/UserLoggedIn.php b/app/Events/UserLoggedIn.php
new file mode 100644
index 00000000..f738dedf
--- /dev/null
+++ b/app/Events/UserLoggedIn.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Events;
+
+use Illuminate\Queue\SerializesModels;
+
+class UserLoggedIn extends Event
+{
+    use SerializesModels;
+
+    public $user;
+
+    /**
+     * Create a new event instance.
+     *
+     * @return void
+     */
+    public function __construct(\App\Models\User $user)
+    {
+        $this->user = $user;
+    }
+
+}
diff --git a/app/Events/UserTryToLogin.php b/app/Events/UserTryToLogin.php
new file mode 100644
index 00000000..b6bd015a
--- /dev/null
+++ b/app/Events/UserTryToLogin.php
@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Events;
+
+use Illuminate\Queue\SerializesModels;
+
+class UserTryToLogin extends Event
+{
+    use SerializesModels;
+
+    public $identification;
+
+    public $auth_type;
+
+    /**
+     * Create a new event instance.
+     *
+     * @return void
+     */
+    public function __construct($identification, $auth_type)
+    {
+        $this->identification = $identification;
+        $this->auth_type = $auth_type;
+    }
+
+}
diff --git a/app/Http/Controllers/AdminController.php b/app/Http/Controllers/AdminController.php
index d0ee6838..41f6b961 100644
--- a/app/Http/Controllers/AdminController.php
+++ b/app/Http/Controllers/AdminController.php
@@ -70,6 +70,7 @@ class AdminController extends Controller
             $id = $request->get('id');
 
             if ($plugins->getPlugins()->has($id)) {
+                $plugin = $plugins->getPlugin($id);
                 switch ($request->get('action')) {
                     case 'enable':
                         $plugins->enable($id);
@@ -87,6 +88,15 @@ class AdminController extends Controller
                         }
                         break;
 
+                    case 'config':
+                        if ($plugin->isEnabled() && $plugin->hasConfigView()) {
+                            return View::file($plugin->getViewPath('config'));
+                        } else {
+                            abort(404);
+                        }
+
+                        break;
+
                     default:
                         # code...
                         break;
diff --git a/app/Http/Controllers/AuthController.php b/app/Http/Controllers/AuthController.php
index aeae2505..4da80062 100644
--- a/app/Http/Controllers/AuthController.php
+++ b/app/Http/Controllers/AuthController.php
@@ -30,6 +30,8 @@ class AuthController extends Controller
 
         $auth_type = (validate($request->input('identification'), 'email')) ? "email" : "username";
 
+        event(new \App\Events\UserTryToLogin($identification, $auth_type));
+
         // instantiate user
         $user = new User(null, [$auth_type => $identification]);
 
@@ -52,6 +54,8 @@ class AuthController extends Controller
                 setcookie('uid',   $user->uid, time()+$time, '/');
                 setcookie('token', $user->getToken(), time()+$time, '/');
 
+                event(new \App\Events\UserLoggedIn($user));
+
                 return json(trans('auth.login.success'), 0, [
                     'token' => $user->getToken()
                 ]);
diff --git a/app/Models/User.php b/app/Models/User.php
index b25e24f3..a4b2306b 100644
--- a/app/Models/User.php
+++ b/app/Models/User.php
@@ -50,6 +50,8 @@ class User
      */
     public function __construct($uid, Array $info = [])
     {
+        event(new \App\Events\UserInstantiated($uid));
+
         // Construct user with uid|email|player_name
         if ($uid !== null) {
             $this->uid          = $uid;
@@ -83,7 +85,13 @@ class User
 
     public function checkPasswd($raw_passwd)
     {
-        return ($this->cipher->encrypt($raw_passwd, config('secure.salt')) == $this->password);
+        $responses = event(new \App\Events\CheckUserPassword($raw_passwd, $this));
+
+        if (isset($responses[0])) {
+            return (bool) $responses[0];
+        } else {
+            return ($this->cipher->encrypt($raw_passwd, config('secure.salt')) == $this->password);
+        }
     }
 
     public function changePasswd($new_passwd)
diff --git a/app/Services/OptionRepository.php b/app/Services/OptionRepository.php
index 86b5e27b..5f3d8ac2 100644
--- a/app/Services/OptionRepository.php
+++ b/app/Services/OptionRepository.php
@@ -49,9 +49,10 @@ class OptionRepository implements ArrayAccess, ConfigContract
      *
      * @param  string  $key
      * @param  mixed   $default
+     * @param  bool    $bool convert '0', '1' to bool value
      * @return mixed
      */
-    public function get($key, $default = null)
+    public function get($key, $default = null, $bool = true)
     {
         if (!$this->has($key) && Arr::has(config('options'), $key)) {
             $this->set($key, config("options.$key"));
@@ -59,19 +60,25 @@ class OptionRepository implements ArrayAccess, ConfigContract
 
         $value = Arr::get($this->items, $key, $default);
 
+        if (!$bool) return $value;
+
         switch (strtolower($value)) {
             case 'true':
             case '1':
                 return true;
+
             case 'false':
             case '0':
                 return false;
+
             case 'null':
             case '(null)':
                 return;
-        }
 
-        return $value;
+            default:
+                return $value;
+                break;
+        }
     }
 
     /**
@@ -152,6 +159,19 @@ class OptionRepository implements ArrayAccess, ConfigContract
         return $this->items;
     }
 
+    public function only(Array $array)
+    {
+        $result = [];
+
+        foreach ($this->items as $key => $value) {
+            if (in_array($key, $array)) {
+                $result[$key] = $value;
+            }
+        }
+
+        return $result;
+    }
+
     /**
      * Determine if the given option option exists.
      *
diff --git a/app/Services/Plugin.php b/app/Services/Plugin.php
index 5338da86..7e5ce819 100644
--- a/app/Services/Plugin.php
+++ b/app/Services/Plugin.php
@@ -121,6 +121,15 @@ class Plugin implements Arrayable
         return $this->installed;
     }
 
+    public function getViewPath($name) {
+        return $this->path."/views/$name.tpl";
+    }
+
+    public function hasConfigView()
+    {
+        return file_exists($this->getViewPath('config'));
+    }
+
     /**
      * @param string $version
      * @return Plugin
diff --git a/resources/views/admin/plugins.tpl b/resources/views/admin/plugins.tpl
index 0302f9c0..aa50e12e 100644
--- a/resources/views/admin/plugins.tpl
+++ b/resources/views/admin/plugins.tpl
@@ -60,7 +60,12 @@
                                 <a class="btn btn-primary btn-sm" href="?action=enable&id={{ $plugin->name }}">启用插件</a>
                                 @endif
 
+                                @if ($plugin->isEnabled() && $plugin->hasConfigView())
                                 <a class="btn btn-default btn-sm" href="?action=config&id={{ $plugin->name }}">插件配置</a>
+                                @else
+                                <a class="btn btn-default btn-sm" disabled="disabled" title="插件已被禁用或无配置页" data-toggle="tooltip" data-placement="top">插件配置</a>
+                                @endif
+
                                 <a class="btn btn-danger btn-sm" href="javascript:deletePlugin('{{ $plugin->name }}');">删除插件</a>
 
                             </td>