增加用户登录

application/admin/controller/Index.php

@@ -0,0 +1,13 @@
+<?php
+
+namespace app\admin\controller;
+
+use controller\BasicAdmin;
+
+class Index extends BasicAdmin {
+
+    public function index() {
+        return view();
+    }
+
+}

application/admin/controller/Login.php

@@ -0,0 +1,42 @@
+<?php
+namespace app\admin\controller;
+
+use think\Controller;
+use think\Db;
+
+/**
+ * 系统登录控制器
+ * Class Login
+ * @package app\admin\controller
+ * @author Anyon <zoujingli@qq.com>
+ * @date 2017/02/10 13:59
+ */
+class Login extends Controller {
+
+    /**
+     * 用户登录
+     * @return \think\response\View
+     */
+    public function index() {
+        if ($this->request->isGet()) {
+            return view();
+        }
+        $username = $this->request->post('username', '', 'trim');
+        $password = $this->request->post('password', '', 'trim');
+        (empty($username) || strlen($username) < 4) && $this->error('登录账号长度不能少于4位有效字符!');
+        (empty($password) || strlen($password) < 4) && $this->error('登录密码长度不能少于4位有效字符!');
+        $user = Db::name('SystemUser')->where('username', $username)->find();
+        empty($user) && $this->error('登录账号不存在，请重新输入!');
+        ($user['password'] !== md5($password)) && $this->error('登录密码与账号不匹配，请重新输入!');
+        session('user', $user);
+        $this->error('登录成功，正在进入系统...');
+    }
+
+    /**
+     * 退出登录
+     */
+    public function out() {
+        session('user', null);
+        $this->success('退出登录成功！', '@admin/login');
+    }
+}

application/admin/model/User.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace app\admin\model;
+
+
+use think\Model;
+
+class User extends Model {
+
+}

application/admin/view/index.index.html

@@ -0,0 +1 @@
+admin

application/admin/view/login.index.html

@@ -0,0 +1 @@
+login

extend/controller/BasicAdmin.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace controller;
+
+use think\Controller;
+
+class BasicAdmin extends Controller {
+
+    public function _initialize() {
+        parent::_initialize();
+        if (!$this->isLogin()) {
+            $this->redirect('@admin/login');
+        }
+    }
+
+    public function isLogin() {
+        return false;
+    }
+}