diff --git a/app/helpers.php b/app/helpers.php
index c57bedf..41f30ad 100644
--- a/app/helpers.php
+++ b/app/helpers.php
@@ -22,4 +22,54 @@ function make_excerpt($value, $length = 200)
 {
     $excerpt = trim(preg_replace('/\r\n|\r|\n+/', ' ', strip_tags($value)));
     return str_limit($excerpt, $length);
+}
+
+/**
+ * @param $title
+ * @param $model
+ * @return string
+ */
+function model_admin_link($title, $model)
+{
+    return model_link($title, $model, 'admin');
+}
+
+/**
+ * @param $title
+ * @param $model
+ * @param string $prefix
+ * @return string
+ */
+function model_link($title, $model, $prefix = '')
+{
+    // 获取数据模型的复数蛇形命名
+    $model_name = model_plural_name($model);
+
+    // 初始化前缀
+    $prefix = $prefix ? "/$prefix/" : '/';
+
+    // 使用站点 URL 拼接全量 URL
+    $url = config('app.url') . $prefix . $model_name . '/' . $model->id;
+
+    // 拼接 HTML A 标签，并返回
+    return '<a href="' . $url . '" target="_blank">' . $title . '</a>';
+}
+
+/**
+ * @param $model
+ * @return string
+ */
+function model_plural_name($model)
+{
+    // 从实体中获取完整类名，例如：App\Models\User
+    $full_class_name = get_class($model);
+
+    // 获取基础类名，例如：传参 `App\Models\User` 会得到 `User`
+    $class_name = class_basename($full_class_name);
+
+    // 蛇形命名，例如：传参 `User`  会得到 `user`, `FooBar` 会得到 `foo_bar`
+    $snake_case_name = snake_case($class_name);
+
+    // 获取子串的复数形式，例如：传参 `user` 会得到 `users`
+    return str_plural($snake_case_name);
 }
\ No newline at end of file
diff --git a/config/administrator.php b/config/administrator.php
index 310afb8..77f4a5c 100644
--- a/config/administrator.php
+++ b/config/administrator.php
@@ -58,7 +58,14 @@ return array(
     'menu' => [
         '用户与权限' => [
             'users',
+            'roles',
+            'permissions'
         ],
+        '内容管理' => [
+            'categories',
+            'topics',
+            'replies'
+        ]
     ],
 
 
diff --git a/config/administrator/categories.php b/config/administrator/categories.php
new file mode 100644
index 0000000..1ab2794
--- /dev/null
+++ b/config/administrator/categories.php
@@ -0,0 +1,54 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: xing
+ * Date: 2018/2/17
+ * Time: 16:12
+ */
+
+return [
+    'title' => '分类',
+    'single' => '分类',
+    'model' => \App\Models\Category::class,
+    'action_permissions' => [
+        'delete' => function () {
+            return Auth::user()->hasRole('Founder');
+        }
+    ],
+    'columns' => [
+        'id' => [
+            'title' => 'ID',
+        ],
+        'name' => [
+            'title' => '名称',
+            'sortable' => false
+        ],
+        'description' => [
+            'title' => '描述',
+            'sortable' => false,
+        ],
+        'operation' => [
+            'title' => '管理',
+            'sortable' => false,
+        ],
+    ],
+    'edit_fields' => [
+        'name' => ['title' => '名称'],
+        'description' => [
+            'title' => '描述',
+            'type' => 'textarea',
+        ]
+    ],
+    'filters' => [
+        'id' => ['title' => '分类ID'],
+        'name' => ['title' => '名称'],
+        'description' => ['title' => '描述']
+    ],
+    'rules' => [
+        'name' => 'required|min:1|unique:categories'
+    ],
+    'messages' => [
+        'name.unique' => '分类名在数据库里有重复，请选用其他名称。',
+        'name.required' => '请确保名字至少一个字符以上'
+    ]
+];
\ No newline at end of file
diff --git a/config/administrator/replies.php b/config/administrator/replies.php
new file mode 100644
index 0000000..8c7a07a
--- /dev/null
+++ b/config/administrator/replies.php
@@ -0,0 +1,98 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: xing
+ * Date: 2018/2/17
+ * Time: 16:26
+ */
+
+use App\Models\Reply;
+
+return [
+    'title' => '回复',
+    'single' => '回复',
+    'model' => Reply::class,
+
+    'columns' => [
+
+        'id' => [
+            'title' => 'ID',
+        ],
+        'content' => [
+            'title' => '内容',
+            'sortable' => false,
+            'output' => function ($value, $model) {
+                return '<div style="max-width:220px">' . $value . '</div>';
+            },
+        ],
+        'user' => [
+            'title' => '作者',
+            'sortable' => false,
+            'output' => function ($value, $model) {
+                $avatar = $model->user->avatar;
+                $value = empty($avatar) ? 'N/A' : '<img src="' . $avatar . '" style="height:22px;width:22px"> ' . $model->user->name;
+                return model_link($value, $model);
+            },
+        ],
+        'topic' => [
+            'title' => '话题',
+            'sortable' => false,
+            'output' => function ($value, $model) {
+                return '<div style="max-width:260px">' . model_admin_link($model->topic->title, $model->topic) . '</div>';
+            },
+        ],
+        'operation' => [
+            'title' => '管理',
+            'sortable' => false,
+        ],
+    ],
+    'edit_fields' => [
+        'user' => [
+            'title' => '用户',
+            'type' => 'relationship',
+            'name_field' => 'name',
+            'autocomplete' => true,
+            'search_fields' => array("CONCAT(id, ' ', name)"),
+            'options_sort_field' => 'id',
+        ],
+        'topic' => [
+            'title' => '话题',
+            'type' => 'relationship',
+            'name_field' => 'title',
+            'autocomplete' => true,
+            'search_fields' => array("CONCAT(id, ' ', title)"),
+            'options_sort_field' => 'id',
+        ],
+        'content' => [
+            'title' => '回复内容',
+            'type' => 'textarea',
+        ],
+    ],
+    'filters' => [
+        'user' => [
+            'title' => '用户',
+            'type' => 'relationship',
+            'name_field' => 'name',
+            'autocomplete' => true,
+            'search_fields' => array("CONCAT(id, ' ', name)"),
+            'options_sort_field' => 'id',
+        ],
+        'topic' => [
+            'title' => '话题',
+            'type' => 'relationship',
+            'name_field' => 'title',
+            'autocomplete' => true,
+            'search_fields' => array("CONCAT(id, ' ', title)"),
+            'options_sort_field' => 'id',
+        ],
+        'content' => [
+            'title' => '回复内容',
+        ],
+    ],
+    'rules' => [
+        'content' => 'required'
+    ],
+    'messages' => [
+        'content.required' => '请填写回复内容',
+    ],
+];
\ No newline at end of file
diff --git a/config/administrator/topics.php b/config/administrator/topics.php
new file mode 100644
index 0000000..148d49f
--- /dev/null
+++ b/config/administrator/topics.php
@@ -0,0 +1,110 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: xing
+ * Date: 2018/2/17
+ * Time: 16:20
+ */
+
+return [
+    'title' => '话题',
+    'single' => '话题',
+    'model' => \App\Models\Topic::class,
+    'columns' => [
+        'id' => [
+            'title' => 'ID',
+        ],
+        'title' => [
+            'title' => '话题',
+            'sortable' => false,
+            'output' => function ($value, $model) {
+                return '<div style="max-width:260px">' . Model_link(e($value), $model) . '</div>';
+            },
+        ],
+        'user' => [
+            'title' => '作者',
+            'sortable' => false,
+            'output' => function ($value, $model) {
+                $avatar = $model->user->avatar;
+                $value = empty($avatar) ? 'N/A' : '<img src="' . $avatar . '" style="height:22px;width:22px"> ' . $model->user->name;
+                return model_link($value, $model);
+            },
+        ],
+        'category' => [
+            'title' => '分类',
+            'sortable' => false,
+            'output' => function ($value, $model) {
+                return model_admin_link($model->category->name, $model->category);
+            },
+        ],
+
+        'reply_count' => [
+            'title' => '评论',
+        ],
+        'operation' => [
+            'title' => '管理',
+            'sortable' => false,
+        ],
+    ],
+
+    'edit_fields' => [
+        'title' => [
+            'title' => '标题',
+        ],
+        'user' => [
+            'title' => '用户',
+            'type' => 'relationship',
+            'name_field' => 'name',
+
+            // 自动补全，对于大数据量的对应关系，推荐开启自动补全，
+            // 可防止一次性加载对系统造成负担
+            'autocomplete' => true,
+
+            // 自动补全的搜索字段
+            'search_fields' => ["CONCAT(id, ' ', name)"],
+
+            // 自动补全排序
+            'options_sort_field' => 'id',
+        ],
+        'category' => [
+            'title' => '分类',
+            'type' => 'relationship',
+            'name_field' => 'name',
+            'search_fields' => ["CONCAT(id, ' ', name)"],
+            'options_sort_field' => 'id',
+        ],
+        'reply_count' => [
+            'title' => '评论',
+        ],
+        'view_count' => [
+            'title' => '查看',
+        ],
+    ],
+
+    'filters' => [
+        'id' => [
+            'title' => '内容 ID',
+        ],
+        'user' => [
+            'title' => '用户',
+            'type' => 'relationship',
+            'name_field' => 'name',
+            'autocomplete' => true,
+            'search_fields' => array("CONCAT(id, ' ', name)"),
+            'options_sort_field' => 'id',
+        ],
+        'category' => [
+            'title' => '分类',
+            'type' => 'relationship',
+            'name_field' => 'name',
+            'search_fields' => array("CONCAT(id, ' ', name)"),
+            'options_sort_field' => 'id',
+        ],
+    ],
+    'rules' => [
+        'title' => 'required'
+    ],
+    'messages' => [
+        'title.required' => '请填写标题',
+    ],
+];
\ No newline at end of file
diff --git a/database/seeds/UsersTableSeeder.php b/database/seeds/UsersTableSeeder.php
index 52268da..1321edb 100644
--- a/database/seeds/UsersTableSeeder.php
+++ b/database/seeds/UsersTableSeeder.php
@@ -42,7 +42,7 @@ class UsersTableSeeder extends Seeder
         $user->password = bcrypt('123456');
         $user->save();
         $user->assignRole('Maintainer');
-        $user = \App\Models\User::find(3);
+        $user = \App\Models\User::find(1);
         $user->assignRole('Founder');
 
     }