電子商城項目開發（後臺功能模塊開發）

時間  2020-01-14
標籤 電子 商城 項目 開發 後臺 功能模塊 简体版
原文   原文鏈接

後臺登錄頁login.phpphp

    <?php
    //1.鏈接數據庫 （建立一個數據庫，建立數據表 test_admin）
    //id, adminuser, adminpass, created_at, login_at, login_ip
    require '../db.func.php';
    require '../tools.func.php';
    // POST提交
    if (!empty($_POST['adminuser'])) {
      //2.查詢用戶名和密碼是否正確 adminuser adminpass
        $prefix = getDBPrefix();
        $adminuser = htmlentities($_POST['adminuser']);
        $adminpass = md5(htmlentities($_POST['adminpass']));
        $sql = "SELECT id, adminuser FROM {$prefix}admin 
                        WHERE adminuser = '$adminuser' 
                        AND adminpass = '$adminpass'";

        $res = queryOne($sql);
        if ($res) {
        //3.寫入session
            setSession('admin',
                ['adminuser' => $adminuser, 'id' => $res['id']]
            );
            $login_at = date('Y-m-d H:i:s');
            $ip = $_SERVER['REMOTE_ADDR'] == '::1' ? '127.0.0.1' : $_SERVER['REMOTE_ADDR'];
            $login_ip = ip2long($ip);
            $sql = "UPDATE {$prefix}admin 
                            SET login_at = '$login_at', login_ip = '$login_ip' 
                            WHERE id = '{$res['id']}'";
            execute($sql);
        //4.跳轉到index.php
            header('location: index.php');
        } else {
            setInfo('用戶名或者密碼錯誤');
        }
    }

    ?>
    <!doctype html>
    <html>

    <head>
      <title>商城</title>
      <!-- Required meta tags -->
      <meta charset="utf-8">
      <meta content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0" name="viewport" />
      <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
      <!--     Fonts and icons     -->
      <link rel="stylesheet" type="text/css" href="assets/css/googlefonts.css?family=Roboto:300,400,500,700|Roboto+Slab:400,700|Material+Icons" />
      <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/latest/css/font-awesome.min.css">
      <!-- Material Kit CSS -->
      <link href="assets/css/material-dashboard.css?v=2.1.1" rel="stylesheet" />
    </head>

    <body>
      <div class="wrapper ">
        <div>
          <div>
            <div class="container" style="width: 50%;margin-top: 250px;">
              <div class="row">
                <div class="col-md-12">
                  <div class="col-md-12">
                    <div class="card">

                      <div class="card-header card-header-primary">
                        <h4 class="card-title">登陸</h4>
                        <p class="card-category">以管理員身份登陸後臺</p>
                      </div>
                      <div class="card-body">
                          <p><?php if (hasInfo()) echo getInfo(); ?></p>
                        <form action="login.php" method="post">
                          <div class="row">
                            <div class="col-md-12">
                              <div class="form-group">
                                <label class="bmd-label-floating">用戶名</label>
                                <input type="text" name="adminuser" class="form-control">
                              </div>
                            </div>
                          </div>
                          <div class="row">
                            <div class="col-md-12">
                              <div class="form-group">
                                <label class="bmd-label-floating">密碼</label>
                                <input type="password" name="adminpass" class="form-control">
                              </div>
                            </div>
                          </div>
                          <button type="submit" class="btn btn-primary pull-right">登陸</button>
                          <div class="clearfix"></div>
                        </form>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
      <script src="assets/js/core/jquery.min.js"></script>
      <script src="assets/js/core/popper.min.js"></script>
      <script src="assets/js/core/bootstrap-material-design.min.js"></script>
    </body>

    </html>

數據庫結構shop.sqlcss

    /*
     Navicat Premium Data Transfer

     Source Server         : 127.0.0.1
     Source Server Type    : MySQL
     Source Server Version : 80012
     Source Host           : localhost:3306
     Source Schema         : shop

     Target Server Type    : MySQL
     Target Server Version : 80012
     File Encoding         : 65001

     Date: 26/01/2019 10:13:57
    */

    SET NAMES utf8mb4;
    SET FOREIGN_KEY_CHECKS = 0;

    -- ----------------------------
    -- Table structure for test_admin
    -- ----------------------------
    DROP TABLE IF EXISTS `test_admin`;
    CREATE TABLE `test_admin` (
      `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
      `adminuser` varchar(50) NOT NULL DEFAULT '',
      `adminpass` char(32) NOT NULL DEFAULT '',
      `created_at` varchar(255) NOT NULL DEFAULT '',
      `login_at` varchar(255) NOT NULL DEFAULT '' ,
      `login_ip` bigint(20) NOT NULL DEFAULT '0',
      PRIMARY KEY (`id`)
    ) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;

    -- ----------------------------
    -- Records of test_admin
    -- ----------------------------
    BEGIN;
    INSERT INTO `test_admin` VALUES (1, 'admin', '0192023a7bbd73250516f069df18b500', '2019-01-23 20:21:03', '2019-01-24 12:56:48', 2130706433);
    COMMIT;

    -- ----------------------------
    -- Table structure for test_cart
    -- ----------------------------
    DROP TABLE IF EXISTS `test_cart`;
    CREATE TABLE `test_cart` (
      `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
      `price` decimal(10,2) unsigned NOT NULL DEFAULT '0.00',
      `quantity` int(10) unsigned NOT NULL DEFAULT '0',
      `products` text,
      `uid` int(10) unsigned NOT NULL DEFAULT '0',
      `created_at` varchar(255) NOT NULL DEFAULT '' ,
      PRIMARY KEY (`id`)
    ) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8;

    -- ----------------------------
    -- Records of test_cart
    -- ----------------------------
    BEGIN;
    INSERT INTO `test_cart` VALUES (2, 21700.00, 3, '{\"3\":{\"quantity\":2,\"product\":{\"id\":\"3\",\"name\":\"Macbook Pro\",\"price\":\"8800.00\",\"code\":\"88888888\",\"description\":\"Macbook Pro\"}},\"4\":{\"quantity\":1,\"product\":{\"id\":\"4\",\"name\":\"\\u534e\\u4e3a\\u624b\\u673a\",\"price\":\"4100.00\",\"code\":\"929868123123123\",\"description\":\"\\u5546\\u54c1\\u63cf\\u8ff0\\uff1a\\r\\n\\r\\n\\u8fd9\\u662f\\u534e\\u4e3a\\u624b\\u673a\"}}}', 5, '2019-01-24 10:53:24');
    COMMIT;

    -- ----------------------------
    -- Table structure for test_order
    -- ----------------------------
    DROP TABLE IF EXISTS `test_order`;
    CREATE TABLE `test_order` (
      `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
      `price` decimal(10,2) unsigned NOT NULL DEFAULT '0.00',
      `quantity` int(10) unsigned NOT NULL DEFAULT '0',
      `products` text,
      `uid` int(10) unsigned NOT NULL DEFAULT '0',
      `created_at` varchar(255) NOT NULL DEFAULT '' ,
      PRIMARY KEY (`id`)
    ) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;

    -- ----------------------------
    -- Records of test_order
    -- ----------------------------
    BEGIN;
    INSERT INTO `test_order` VALUES (1, 17600.00, 2, '{\"3\":{\"quantity\":2,\"product\":{\"id\":\"3\",\"name\":\"Macbook Pro\",\"price\":\"8800.00\",\"code\":\"88888888\",\"description\":\"Macbook Pro\"}}}', 5, '2019-01-24 12:46:33');
    COMMIT;

    -- ----------------------------
    -- Table structure for test_product
    -- ----------------------------
    DROP TABLE IF EXISTS `test_product`;
    CREATE TABLE `test_product` (
      `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
      `name` varchar(200) NOT NULL DEFAULT '',
      `code` varchar(100) NOT NULL DEFAULT '',
      `description` text,
      `stock` int(10) unsigned NOT NULL DEFAULT '0',
      `price` decimal(10,2) unsigned NOT NULL DEFAULT '0.00',
     `created_at` varchar(255) NOT NULL DEFAULT '' ,
      PRIMARY KEY (`id`)
    ) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8;

    -- ----------------------------
    -- Records of test_product
    -- ----------------------------
    BEGIN;
    INSERT INTO `test_product` VALUES (3, 'Macbook Pro', '88888888', 'Macbook Pro', 99, 8800.00, '2019-01-24 00:19:28');
    INSERT INTO `test_product` VALUES (4, '華爲手機', '929868123123123', '商品描述：\r\n\r\n這是華爲手機', 99, 4100.00, '2019-01-24 00:31:28');
    COMMIT;

    -- ----------------------------
    -- Table structure for test_user
    -- ----------------------------
    DROP TABLE IF EXISTS `test_user`;
    CREATE TABLE `test_user` (
      `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
      `username` varchar(100) NOT NULL DEFAULT '',
      `password` char(32) NOT NULL DEFAULT '',
      `name` varchar(100) NOT NULL DEFAULT '',
      `age` tinyint(3) unsigned NOT NULL DEFAULT '0',
      `email` varchar(100) NOT NULL DEFAULT '',
      `phone` varchar(20) NOT NULL DEFAULT '',
     `created_at` varchar(255) NOT NULL DEFAULT '' ,
      PRIMARY KEY (`id`)
    ) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=utf8;

    -- ----------------------------
    -- Records of test_user
    -- ----------------------------
    BEGIN;
    INSERT INTO `test_user` VALUES (3, 'zhangsan', '4297f44b13955235245b2497399d7a93', '張三', 28, '965794175@qq.com', '13200000000', '2019-01-23 23:54:34');
    INSERT INTO `test_user` VALUES (4, 'wangwu', '4297f44b13955235245b2497399d7a93', '', 0, 'wangwu@test.com', '', '2019-01-24 09:21:45');
    INSERT INTO `test_user` VALUES (5, 'zhaoliu', '4297f44b13955235245b2497399d7a93', '', 0, 'zhaoliu@test.com', '', '2019-01-24 09:35:05');
    COMMIT;

    SET FOREIGN_KEY_CHECKS = 1;

配置數據庫文件config.phphtml

    <?php
    /**
     * Created by PhpStorm.
     * Date: 2019/1/23
     * Time: 20:22
     */
    date_default_timezone_set('PRC');
    return [
        'DB_HOST' => '127.0.0.1',
        'DB_PORT' => '3306',
        'DB_USER' => 'root',
        'DB_PASS' => '123456',
        'DB_NAME' => 'test_shop',
        'DB_PREFIX' => 'test_',
        'DB_CHARSET' => 'utf8',
    ];

操做數據庫函數db.func.phpmysql

    <?php

    function connect()
    {
        $config = require dirname(__FILE__) . '/config.php';
        $mysqli = @mysqli_connect(
            $config['DB_HOST'] . ':' . $config['DB_PORT'],
            $config['DB_USER'],
            $config['DB_PASS'],
            $config['DB_NAME']
        ) or die('Connect Error: ' . mysqli_connect_errno() . '-' . mysqli_connect_error());
        mysqli_set_charset($mysqli, $config['DB_CHARSET']);
        return $mysqli;
    }

    function queryOne($sql)
    {
        $mysqli = connect();
        $result = mysqli_query($mysqli, $sql);
        $data = [];
        if ($result && mysqli_num_rows($result) > 0) {
            $data = mysqli_fetch_assoc($result);
        }
        return $data;
    }

    function query($sql)
    {
        $mysqli = connect();
        $result = mysqli_query($mysqli, $sql);
        $data = [];
        if ($result && mysqli_num_rows($result) > 0) {
            while ($res = mysqli_fetch_assoc($result)) {
                $data[] = $res;
            }
        }
        return $data;
    }

    function getDBPrefix()
    {
        $config = require dirname(__FILE__) . '/config.php';
        return $config['DB_PREFIX'];
    }

    function execute($sql)
    {
        $mysqli = connect();
        mysqli_query($mysqli, $sql);
        return mysqli_affected_rows($mysqli) > 0;
    }

公共函數文件tools.func.phpjquery

    <?php
    /**
     * Created by PhpStorm.
     * Date: 2019/1/23
     * Time: 20:31
     */

    function setSession($key, $data, $prefix = '')
    {
        session_id() || @session_start();
        if (!empty($prefix)) {
            $_SESSION[$prefix][$key] = $data;
        } else {
            $_SESSION[$key] = $data;
        }
    }

    function getSession($key, $prefix = '')
    {
        session_id() || @session_start();
        if (!empty($prefix)) {
            return isset($_SESSION[$prefix][$key]) ? $_SESSION[$prefix][$key] : [];
        } else {
            return isset($_SESSION[$key]) ? $_SESSION[$key] : [];
        }
    }

    function deleteSession($key, $prefix = '')
    {
        session_id() || @session_start();
        if (!empty($prefix)) {
            $_SESSION[$prefix][$key] = null;
        } else {
            $_SESSION[$key] = null;
        }
    }

    function setInfo($info)
    {
        setSession('info', $info, 'system');
    }

    function getInfo()
    {
       $info = getSession('info', 'system');
       deleteSession('info', 'system');
       return $info;
    }

    function hasInfo()
    {
       return !empty(getSession('info', 'system'));
    }

判斷是否有登錄權限auth.phpsql

    <?php
    /**
     * Created by PhpStorm.
     * Date: 2019/1/23
     * Time: 22:07
     */

    if (empty(getSession('adminuser', 'admin'))) {
        header('location: login.php');
        exit;
    }

登錄成功後進入後臺首頁index.phpchrome

    <?php
    require '../db.func.php';
    require '../tools.func.php';
    require 'auth.php';
    //1.查詢數據庫 test_admin
    //2.寫sql語句
    $prefix = getDBPrefix();
    $sql = "SELECT id,adminuser,created_at,login_at,login_ip 
                    FROM {$prefix}admin ORDER BY created_at DESC";
    $data = query($sql);
    //3.遍歷數據

    require 'header.php';
    ?>
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header card-header-primary">
                    <h4 class="card-title ">全部管理員</h4>
                    <p class="card-category"> 控制檯全部管理員列表</p>
                </div>
                <div class="card-body">
                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead class=" text-primary">
                            <th>
                                ID
                            </th>
                            <th>
                                用戶名
                            </th>
                            <th>
                                建立時間
                            </th>
                            <th>
                                最後登陸時間
                            </th>
                            <th>
                                最後登陸IP
                            </th>
                            </thead>
                            <tbody>
                            <?php foreach ($data as $admin): ?>
                            <tr>
                                <td>
                                    <?php echo $admin['id']; ?>
                                </td>
                                <td>
                    <?php echo $admin['adminuser']; ?>
                                </td>
                                <td>
                    <?php echo $admin['created_at']; ?>
                                </td>
                                <td>
                    <?php echo $admin['login_at']; ?>
                                </td>
                                <td>
                    <?php echo long2ip($admin['login_ip']); ?>
                                </td>
                            </tr>
                            <?php endforeach; ?>
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
    <?php
    require 'footer.php';
    ?>

header.php數據庫

    <?php
    $script = basename($_SERVER['SCRIPT_FILENAME']);
    // 控制檯 index.php admin_edit.php
    // 用戶管理 users.php user_add.php user_edit.php
    // 商品管理 products.php product_add.php product_edit.php
    ?>
    <!doctype html>
    <html>

    <head>
        <title>商城</title>
        <!-- Required meta tags -->
        <meta charset="utf-8">
        <meta content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0" name="viewport"/>
        <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"/>
        <!--     Fonts and icons     -->
        <link rel="stylesheet" type="text/css"
              href="assets/css/googlefonts.css?family=Roboto:300,400,500,700|Roboto+Slab:400,700|Material+Icons"/>
        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/latest/css/font-awesome.min.css">
        <!-- Material Kit CSS -->
        <link href="assets/css/material-dashboard.css?v=2.1.1" rel="stylesheet"/>
    </head>

    <body>
    <div class="wrapper ">
        <div class="sidebar" data-color="purple" data-background-color="white">
            <div class="logo">
                <a href="index.php" class="simple-text logo-normal">
                    商城
                </a>
            </div>
            <div class="sidebar-wrapper">
                <ul class="nav">
                    <li class="nav-item <?php echo substr($script, 0, 5) == 'index' || substr($script, 0, 5) == 'admin' ? 'active' : ''; ?>">
                        <a class="nav-link" href="index.php">
                            <i class="material-icons">dashboard</i>
                            <p>控制檯</p>
                        </a>
                    </li>
                    <li class="nav-item <?php echo substr($script, 0, 4) == 'user' ? 'active' : ''; ?>">
                        <a class="nav-link" href="users.php">
                            <i class="material-icons">person</i>
                            <p>用戶管理</p>
                        </a>
                    </li>
                    <li class="nav-item <?php echo substr($script, 0, 7) == 'product' ? 'active' : ''; ?>">
                        <a class="nav-link" href="products.php">
                            <i class="material-icons">library_books</i>
                            <p>商品管理</p>
                        </a>
                    </li>
                    <li class="nav-item <?php echo substr($script, 0, 4) == 'cart' ? 'active' : ''; ?>">
                        <a class="nav-link" href="carts.php">
                            <i class="material-icons">shopping_cart</i>
                            <p>購物車管理</p>
                        </a>
                    </li>
                    <li class="nav-item <?php echo substr($script, 0, 5) == 'order' ? 'active' : ''; ?>">
                        <a class="nav-link" href="orders.php">
                            <i class="material-icons">list</i>
                            <p>訂單管理</p>
                        </a>
                    </li>
                    <!-- your sidebar here -->
                </ul>
            </div>
        </div>
        <div class="main-panel">
            <!-- Navbar -->
            <nav class="navbar navbar-expand-lg navbar-transparent navbar-absolute fixed-top ">
                <div class="container-fluid">
                    <div class="navbar-wrapper">
                        <a class="navbar-brand" href="index.php">控制檯</a>
                    </div>
                    <div class="collapse navbar-collapse justify-content-end">
                        <ul class="navbar-nav">
                            <li class="nav-item dropdown">
                                <a class="nav-link" href="#" id="navbarDropdownProfile" data-toggle="dropdown" aria-haspopup="true"
                                   aria-expanded="false">
                                    <i class="material-icons">person</i>
                                    <p class="d-lg-none d-md-block">
                                        管理員
                                    </p>
                                </a>
                                <div class="dropdown-menu dropdown-menu-right" aria-labelledby="navbarDropdownProfile">
                                    <a class="dropdown-item" href="admin_edit.php">編輯</a>
                                    <div class="dropdown-divider"></div>
                                    <a class="dropdown-item" href="logout.php">退出</a>
                                </div>
                            </li>
                            <!-- your navbar here -->
                        </ul>
                    </div>
                </div>
            </nav>
            <!-- End Navbar -->
            <div class="content">
                <div class="container-fluid">

footer.phpbootstrap

    </div>
    </div>
    </div>
    </div>
    <script src="assets/js/core/jquery.min.js"></script>
    <script src="assets/js/core/popper.min.js"></script>
    <script src="assets/js/core/bootstrap-material-design.min.js"></script>
    </body>

    </html>

管理員帳號密碼修改admin_edit.phpsession

    <?php
    require '../tools.func.php';
    require 'auth.php';
    require '../db.func.php';
    $current_user = getSession('admin');

    //1.判斷是否爲post提交
    if (!empty($_POST['adminpass'])) {
      //2.驗證新密碼和確認密碼是否一致
        $adminpass = md5(htmlentities($_POST['adminpass']));
        $newpass = htmlentities($_POST['newpass']);
        $confirmpass = htmlentities($_POST['confirmpass']);
        if ($newpass != $confirmpass) {
            setInfo('兩次密碼輸入不一致');
        } else {
        //3.驗證舊密碼是否正確 （查詢數據庫 用id，adminpass）
        $prefix = getDBPrefix();
        $sql = "SELECT id FROM {$prefix}admin 
                    WHERE id = '{$current_user['id']}' 
                    AND adminpass = '$adminpass'
                    ";
        $res = queryOne($sql);
        //4.更新數據表 imooc_admin adminpass
        if ($res) {
          $pass = md5($newpass);
          $sql = "UPDATE {$prefix}admin 
                    SET adminpass = '$pass'
                    WHERE id = '{$current_user['id']}'";
          if (execute($sql)) {
              setInfo('修改密碼成功');
          } else {
              setInfo('修改密碼失敗');
          }
        } else {
            setInfo('舊密碼不正確！');
        }
        }

        //5.顯示結果到頁面
    }



    require 'header.php';
    ?>
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header card-header-primary">
                    <h4 class="card-title">修改密碼</h4>
                    <p class="card-category">修改當前管理員密碼</p>
                </div>
                <div class="card-body">
                    <?php if (hasInfo()) echo getInfo(); ?>
                    <form action="admin_edit.php" method="post">
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label class="bmd-label-floating">用戶名</label>
                                    <input type="text" disabled name="adminuser" value="<?php echo $current_user['adminuser']; ?>" class="form-control">
                                </div>
                            </div>

                        </div>
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label class="bmd-label-floating">舊密碼</label>
                                    <input type="password" name="adminpass" class="form-control">
                                </div>
                            </div>

                        </div>
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label class="bmd-label-floating">新密碼</label>
                                    <input type="password" name="newpass" class="form-control">
                                </div>
                            </div>

                        </div>
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label class="bmd-label-floating">確認密碼</label>
                                    <input type="password" name="confirmpass" class="form-control">
                                </div>
                            </div>
                        </div>

                        <button type="submit" class="btn btn-primary pull-right">修改</button>
                        <div class="clearfix"></div>
                    </form>
                </div>
            </div>
        </div>

    </div>
    <?php
    require 'footer.php';
    ?>

管理員後臺登出logout.php

    <?php
    /**
     * Created by PhpStorm.
     * Date: 2019/1/23
     * Time: 22:06
     */

    // 1. 刪除當前登陸用戶的session
    require '../tools.func.php';

    deleteSession('admin');

    header('location: login.php');

用戶列表顯示users.php

    <?php
    require '../db.func.php';
    require '../tools.func.php';
    require 'auth.php';
    // 1. 寫sql查詢
    $prefix = getDBPrefix();
    $sql = "SELECT id, username, age, name, email, phone, created_at
                    FROM {$prefix}user ORDER BY created_at DESC";
    // 2. 執行查詢
    $res = query($sql);
    // 3. 遍歷結果

    require 'header.php';
    ?>
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header card-header-primary">
                    <div class="row">
                        <div class="col-10">
                            <h4 class="card-title ">全部用戶</h4>
                            <p class="card-category"> 用戶列表</p>
                        </div>
                        <div class="col-2">
                            <a href="user_add.php" class="btn btn-round btn-info" style="margin-left: 20px;">添加用戶</a>
                        </div>
                    </div>
                </div>
                <div class="card-body">
                    <p><?php if (hasInfo()) echo getInfo(); ?></p>
                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead class=" text-primary">
                            <th>
                                ID
                            </th>
                            <th>
                                用戶名
                            </th>
                            <th>
                                姓名
                            </th>
                            <th>
                                年齡
                            </th>
                            <th>
                                郵箱
                            </th>
                            <th>
                                聯繫電話
                            </th>
                            <th>
                                註冊時間
                            </th>
                            <th>
                                操做
                            </th>
                            </thead>
                            <tbody>
                            <?php foreach ($res as $user): ?>
                            <tr>
                                <td>
                                    <?php echo $user['id']; ?>
                                </td>
                                <td>
                    <?php echo $user['username']; ?>
                                </td>
                                <td>
                    <?php echo $user['name']; ?>
                                </td>
                                <td>
                    <?php echo $user['age']; ?>
                                </td>
                                <td>
                    <?php echo $user['email']; ?>
                                </td>
                                <td>
                    <?php echo $user['phone']; ?>
                                </td>
                                <td>
                    <?php echo $user['created_at']; ?>
                                </td>
                                <td>
                                    <a href="user_edit.php?id=<?php echo $user['id']; ?>">編輯</a>
                                    |
                                    <a href="user_del.php?id=<?php echo $user['id']; ?>">刪除</a>
                                </td>
                            </tr>
                            <?php endforeach; ?>
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
    <?php
    require 'footer.php';
    ?>

添加用戶user_add.php

    <?php
    require '../tools.func.php';
    require '../db.func.php';
    require 'auth.php';
    if (!empty($_POST['username'])) {
        // 1. 接收post數據
        $username = htmlentities($_POST['username']);
        $password = htmlentities($_POST['password']);
        $confirmpass = htmlentities($_POST['confirmpass']);
        $name = htmlentities($_POST['name']);
        $age = htmlentities($_POST['age']);
        $email = htmlentities($_POST['email']);
        $phone = htmlentities($_POST['phone']);
        $created_at = date('Y-m-d H:i:s');
        $prefix = getDBPrefix();
        // 2. 驗證密碼輸入是否一致
        if ($password != $confirmpass) {
            setInfo('兩次密碼輸入不一致');
        } else {
            $password = md5($password);
        // 3. 寫sql語句
            $sql = "INSERT INTO {$prefix}user(username, password, age, name, email, phone, created_at)
                            VALUES('$username', '$password', '$age', '$name', '$email', '$phone', '$created_at')";
        // 4. 執行添加，若是成功，顯示成功信息
            if (execute($sql)) {
                setInfo('添加成功');
            } else {
          setInfo('添加失敗');
            }
        }

    }


    require 'header.php';
    ?>
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header card-header-primary">
                    <h4 class="card-title">添加用戶</h4>
                    <p class="card-category">添加一個用戶</p>
                </div>
                <div class="card-body">
                    <?php if (hasInfo()) echo getInfo(); ?>
                    <form action="user_add.php" method="post">
                        <div class="row">
                            <div class="col-md-4">
                                <div class="form-group">
                                    <label class="bmd-label-floating">用戶名</label>
                                    <input type="text" name="username" class="form-control">
                                </div>
                            </div>
                            <div class="col-md-4">
                                <div class="form-group">
                                    <label class="bmd-label-floating">密碼</label>
                                    <input type="password" name="password" class="form-control">
                                </div>
                            </div>
                            <div class="col-md-4">
                                <div class="form-group">
                                    <label class="bmd-label-floating">確認密碼</label>
                                    <input type="password" name="confirmpass" class="form-control">
                                </div>
                            </div>
                        </div>
                        <div class="row">
                            <div class="col-md-6">
                                <div class="form-group">
                                    <label class="bmd-label-floating">姓名</label>
                                    <input type="text" name="name" class="form-control">
                                </div>
                            </div>
                            <div class="col-md-6">
                                <div class="form-group">
                                    <label class="bmd-label-floating">年齡</label>
                                    <input type="number" name="age" class="form-control">
                                </div>
                            </div>
                        </div>
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label class="bmd-label-floating">聯繫電話</label>
                                    <input type="text" name="phone" class="form-control">
                                </div>
                            </div>
                        </div>
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label class="bmd-label-floating">電子郵箱</label>
                                    <input type="email" name="email" class="form-control">
                                </div>
                            </div>
                        </div>
                        <button type="submit" class="btn btn-primary pull-right">添加用戶</button>
                        <div class="clearfix"></div>
                    </form>
                </div>
            </div>
        </div>

    </div>
    <?php
    require 'footer.php';
    ?>

修改用戶信息user_edit.php

    <?php
    require '../db.func.php';
    require '../tools.func.php';
    require 'auth.php';
    // 1. 接收id
    $id = intval($_GET['id']);
    if (empty($id)) {
        header('location: users.php');
    }
    // 2. 根據id查詢用戶
    $prefix = getDBPrefix();
    $sql = "SELECT id,username,age,email,phone,name 
                    FROM {$prefix}user WHERE id = '$id'";
    $current_user = queryOne($sql);
    if (empty($current_user)) {
      header('location: users.php');
    }
    // 3. 將查詢出的用戶的數據放入到表單當中
    // 4. 判斷是否爲post提交
    if (!empty($_POST['name'])) {
      // 5. 接收post數據
        $name = htmlentities($_POST['name']);
        $age = htmlentities($_POST['age']);
        $email = htmlentities($_POST['email']);
        $phone = htmlentities($_POST['phone']);
        // 6. 更新數據記錄
        $sql = "UPDATE {$prefix}user 
                        SET name = '$name', age = '$age', email = '$email', phone = '$phone'
                        WHERE id = '$id'";
        if (execute($sql)) {
        $current_user = array_merge($current_user, $_POST);
            setInfo('更新成功');
        } else {
            setInfo('更新失敗');
        }
        // 7. 顯示結果
    }


    require 'header.php';
    ?>
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header card-header-primary">
                    <h4 class="card-title">修改用戶</h4>
                    <p class="card-category">修改一個用戶</p>
                </div>
                <div class="card-body">
                    <?php if (hasInfo()) echo getInfo(); ?>
                    <form action="user_edit.php?id=<?php echo $id; ?>" method="post">
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label class="bmd-label-floating">用戶名</label>
                                    <input type="text" name="username" value="<?php echo $current_user['username']; ?>" disabled class="form-control">
                                </div>
                            </div>
                        </div>
                        <div class="row">
                            <div class="col-md-6">
                                <div class="form-group">
                                    <label class="bmd-label-floating">姓名</label>
                                    <input type="text" name="name" value="<?php echo $current_user['name']; ?>" class="form-control">
                                </div>
                            </div>
                            <div class="col-md-6">
                                <div class="form-group">
                                    <label class="bmd-label-floating">年齡</label>
                                    <input type="number" name="age" value="<?php echo $current_user['age']; ?>" class="form-control">
                                </div>
                            </div>
                        </div>
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label class="bmd-label-floating">聯繫電話</label>
                                    <input type="text" name="phone" value="<?php echo $current_user['phone']; ?>" class="form-control">
                                </div>
                            </div>
                        </div>
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label class="bmd-label-floating">電子郵箱</label>
                                    <input type="email" name="email" value="<?php echo $current_user['email']; ?>" class="form-control">
                                </div>
                            </div>
                        </div>
                        <button type="submit" class="btn btn-primary pull-right">更新信息</button>
                        <div class="clearfix"></div>
                    </form>
                </div>
            </div>
        </div>

    </div>
    <?php
    require 'footer.php';
    ?>

刪除用戶user_del.php

    <?php
    /**
     * Created by PhpStorm.
     * Date: 2019/1/24
     * Time: 10:49
     */
    require '../db.func.php';
    require '../tools.func.php';
    require 'auth.php';

    // 1. 接收id
    $id = intval($_GET['id']);
    // 2. 從數據庫當中刪除對應的數據
    $prefix = getDBPrefix();
    $sql = "DELETE FROM {$prefix}user WHERE id = '$id'";
    if (execute($sql)) {
        setInfo('刪除成功');
    } else {
        setInfo('刪除失敗');
    }
    // 3. 跳回到列表頁
    header('location: users.php');

商品列表products.php

    <?php
    require '../tools.func.php';
    require 'auth.php';
    require '../db.func.php';
    $prefix = getDBPrefix();
    $sql = "SELECT * FROM {$prefix}product ORDER BY created_at DESC ";
    $data = query($sql);
    require 'header.php';
    ?>
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header card-header-primary">
                    <div class="row">
                        <div class="col-10">
                            <h4 class="card-title ">全部商品</h4>
                            <p class="card-category"> 全部商品列表</p>
                        </div>
                        <div class="col-2">
                            <a href="product_add.php" class="btn btn-round btn-info" style="margin-left: 20px;">添加商品</a>
                        </div>
                    </div>

                </div>
                <div class="card-body">
                    <div class="table-responsive">
                        <table class="table table-hover" style="table-layout:fixed; ">
                            <thead class=" text-primary">
                            <th width="5%">
                                ID
                            </th>
                            <th>
                                商品編號
                            </th>
                            <th>
                                商品名稱
                            </th>
                            <th>
                                商品描述
                            </th>
                            <th>
                                商品庫存
                            </th>
                            <th>
                                商品單價
                            </th>
                            <th>
                                商品上架時間
                            </th>
                            <th>
                                編輯
                            </th>
                            </thead>
                            <tbody>
                <?php foreach ($data as $pro): ?>
                                <tr>
                                    <td>
                        <?php echo $pro['id']; ?>
                                    </td>
                                    <td>
                        <?php echo $pro['code']; ?>
                                    </td>
                                    <td>
                        <?php echo $pro['name']; ?>
                                    </td>
                                    <td>
                        <?php echo mb_substr($pro['description'], 0, 8, 'utf-8') . '...'; ?>
                                    </td>
                                    <td>
                        <?php echo $pro['stock']; ?>
                                    </td>
                                    <td>
                        <?php echo $pro['price']; ?>
                                    </td>
                                    <td>
                        <?php echo $pro['created_at']; ?>
                                    </td>
                                    <td>
                                        <a href="#">編輯</a>
                                        |
                                        <a href="#">刪除</a>
                                    </td>
                                </tr>
                <?php endforeach; ?>
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
    <?php
    require 'footer.php';
    ?>

添加商品product_add.php

    <?php
    require '../tools.func.php';
    require 'auth.php';
    require '../db.func.php';
    // 1. 判斷是否爲post提交
    if (!empty($_POST['name'])) {
      // 2. 接收post數據
        $name = htmlentities($_POST['name']);
        $code = htmlentities($_POST['code']);
        $price = doubleval($_POST['price']);
        $stock = intval($_POST['stock']);
        $description = htmlentities($_POST['description']);
        $created_at = date('Y-m-d H:i:s');
        // 3. 寫sql語句
        $prefix = getDBPrefix();
        $sql = "INSERT INTO {$prefix}product(name, code, price, stock, description, created_at)
                        VALUES('$name', '$code', '$price', '$stock', '$description', '$created_at')";
        // 4. 執行插入
        if (execute($sql)) {
            setInfo('添加成功');
        } else {
        setInfo('添加失敗');
        }
        // 5. 顯示結果
    }


    require 'header.php';
    ?>
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header card-header-primary">
                    <h4 class="card-title">添加商品</h4>
                    <p class="card-category">添加一個商品</p>
                </div>
                <div class="card-body">
                    <?php if (hasInfo()) echo getInfo(); ?>
                    <form action="product_add.php" method="post">
                        <div class="row">
                            <div class="col-md-6">
                                <div class="form-group">
                                    <label class="bmd-label-floating">商品名稱</label>
                                    <input type="text" name="name" class="form-control">
                                </div>
                            </div>
                            <div class="col-md-6">
                                <div class="form-group">
                                    <label class="bmd-label-floating">商品單價</label>
                                    <input type="number" name="price" class="form-control">
                                </div>
                            </div>
                        </div>
                        <div class="row">
                            <div class="col-md-6">
                                <div class="form-group">
                                    <label class="bmd-label-floating">商品庫存</label>
                                    <input type="number" name="stock" class="form-control">
                                </div>
                            </div>
                            <div class="col-md-6">
                                <div class="form-group">
                                    <label class="bmd-label-floating">商品編號</label>
                                    <input type="text" name="code" class="form-control">
                                </div>
                            </div>
                        </div>
                        <div class="row">
                            <div class="col-md-12">
                                <div class="form-group">
                                    <label>商品描述</label>
                                    <div class="form-group bmd-form-group">
                                        <textarea name="description" class="form-control" rows="5"></textarea>
                                    </div>
                                </div>
                            </div>
                        </div>
                        <button type="submit" class="btn btn-primary pull-right">添加商品</button>
                        <div class="clearfix"></div>
                    </form>
                </div>
            </div>
        </div>

    </div>
    <?php
    require 'footer.php';
    ?>

購物車列表頁carts.php

    <?php
    require '../tools.func.php';
    require '../db.func.php';
    require 'auth.php';
    $prefix = getDBPrefix();
    $sql = "SELECT id, price, quantity, uid, created_at FROM {$prefix}cart ORDER BY created_at DESC";
    $back_cart_data = [];
    $cart = query($sql);
    foreach ($cart as $c) {
      $sql = "SELECT username FROM {$prefix}user WHERE id = '{$c['uid']}'";
      $user = queryOne($sql);
      $c['username'] = $user['username'];
      $back_cart_data[] = $c;
    }
    require 'header.php';
    ?>
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header card-header-primary">
                    <div class="row">
                        <div class="col-12">
                            <h4 class="card-title ">全部購物車</h4>
                            <p class="card-category"> 全部購物車列表</p>
                        </div>
                    </div>

                </div>
                <div class="card-body">
                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead class=" text-primary">
                            <th>
                                ID
                            </th>
                            <th>
                                購物車用戶
                            </th>
                            <th>
                                商品總量
                            </th>
                            <th>
                                購物車總價
                            </th>
                            <th>
                                添加時間
                            </th>
                            <th>
                                編輯
                            </th>
                            </thead>
                            <tbody>
                            <?php foreach ($back_cart_data as $cart): ?>
                            <tr>
                                <td>
                                    <?php echo $cart['id']; ?>
                                </td>
                                <td>
                    <?php echo $cart['username']; ?>
                                </td>
                                <td>
                    <?php echo $cart['quantity']; ?>
                                </td>
                                <td>
                    <?php echo $cart['price']; ?>
                                </td>
                                <td>
                    <?php echo $cart['created_at']; ?>
                                </td>
                                <td>
                                    <a href="">刪除</a>
                                </td>
                            </tr>
                            <?php endforeach; ?>
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
    <?php
    require 'footer.php';
    ?>

訂單列表orders.php

    <?php
    require '../tools.func.php';
    require 'auth.php';
    require '../db.func.php';
    $prefix = getDBPrefix();
    $sql = "SELECT id, uid, price, quantity, created_at 
                    FROM {$prefix}order ORDER BY created_at DESC";
    $orders = query($sql);
    require 'header.php';
    ?>
    <div class="row">
        <div class="col-md-12">
            <div class="card">
                <div class="card-header card-header-primary">
                    <div class="row">
                        <div class="col-12">
                            <h4 class="card-title ">全部訂單</h4>
                            <p class="card-category"> 全部訂單列表</p>
                        </div>
                    </div>

                </div>
                <div class="card-body">
                    <div class="table-responsive">
                        <table class="table table-hover">
                            <thead class=" text-primary">
                            <th>
                                ID
                            </th>
                            <th>
                                下單用戶
                            </th>
                            <th>
                                訂單價格
                            </th>
                            <th>
                                訂單商品數量
                            </th>
                            <th>
                                下單時間
                            </th>
                            </thead>
                            <tbody>
                            <?php foreach($orders as $order): ?>
                            <tr>
                                <td>
                                    <?php echo $order['id']; ?>
                                </td>
                                <td>
                    <?php echo $order['uid']; ?>
                                </td>
                                <td>
                    <?php echo $order['price']; ?>
                                </td>
                                <td>
                      <?php echo $order['quantity']; ?>
                                </td>
                                <td>
                    <?php echo $order['created_at']; ?>
                                </td>
                            </tr>
                            <?php endforeach; ?>
                            </tbody>
                        </table>
                    </div>
                </div>
            </div>
        </div>
    </div>
    <?php
    require 'footer.php';
    ?>
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