回答編集履歴
2
修正
test
CHANGED
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@@ -68,6 +68,8 @@
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-- password = 'password'
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INSERT INTO `Users` (`id`, `email`, `password`)
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VALUES
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@@ -104,7 +106,7 @@
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define('USERNAME', 'root');
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-
define('PASSWORD', '
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define('PASSWORD', 'password');
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1
追記
test
CHANGED
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@@ -37,3 +37,459 @@
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require('dbconnect.php');
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```
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---
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#やっつけサンプル
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##SQL
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```sql
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CREATE TABLE `Users` (
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`id` int(11) unsigned NOT NULL AUTO_INCREMENT,
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`email` varchar(64) DEFAULT NULL,
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`password` varchar(256) DEFAULT NULL,
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PRIMARY KEY (`id`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
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INSERT INTO `Users` (`id`, `email`, `password`)
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VALUES
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(1,'user@example.com','$2y$10$OqyHPnhhs7nFZGrB/P7wDuN1sZ7olqyc8r3bUTXIKRqg00eJRu/W2');
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```
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##index.php
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```php
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<?php
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/**
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* index.php
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*/
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ini_set('display_errors', true);
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error_reporting(E_ALL);
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session_start();
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define('DSN', 'mysql:host=localhost;dbname=sample;charset=utf8');
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define('USERNAME', 'root');
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define('PASSWORD', '3m3tssrr');
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/**
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* htmlspecialchars
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*/
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function h($string)
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{
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return htmlspecialchars($string, ENT_QUOTES, 'utf-8');
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}
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/**
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* SELECT
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*/
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function select($sql, $params = [])
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{
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$options = [
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PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
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];
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$objPdo = new PDO(DSN, USERNAME, PASSWORD, $options);
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$stmt = $objPdo->prepare($sql);
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$stmt->execute($params);
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return $stmt->fetchAll();
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}
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/**
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* ログイン
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*/
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function login()
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{
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if (filter_input(INPUT_SERVER, 'REQUEST_METHOD') !== 'POST') {
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return;
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}
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$email = filter_input(INPUT_POST, 'email');
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$password = filter_input(INPUT_POST, 'password');
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if (empty($email) || empty($password)) {
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throw new Exception('メールアドレスおよびパスワードは入力必須です。');
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}
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$sql = 'SELECT * FROM `Users` WHERE `email` = :email ';
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$params = [];
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$params['email'] = $email;
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$rows = select($sql, $params);
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$user = reset($rows);
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if (count($rows) === 0 || !password_verify($password, $user['password'])) {
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throw new Exception('メールアドレスおよびパスワードが間違っています。');
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}
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session_regenerate_id(true);
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$_SESSION['login_user'] = $user;
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return true;
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}
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try {
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if (login()) {
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header('Location: top.php');
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}
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} catch (Exception $ex) {
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$err = $ex->getMessage();
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}
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?>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>Signin Template for Bootstrap</title>
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<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
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<style type="text/css">
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body {
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padding-top: 40px;
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padding-bottom: 40px;
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background-color: #eee;
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}
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.form-signin {
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max-width: 330px;
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padding: 15px;
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margin: 0 auto;
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}
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.form-signin .form-signin-heading,
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.form-signin .checkbox {
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margin-bottom: 10px;
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}
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.form-signin .checkbox {
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font-weight: normal;
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}
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.form-signin .form-control {
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position: relative;
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height: auto;
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-webkit-box-sizing: border-box;
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-moz-box-sizing: border-box;
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box-sizing: border-box;
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padding: 10px;
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font-size: 16px;
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}
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.form-signin .form-control:focus {
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z-index: 2;
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}
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.form-signin input[type="email"] {
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margin-bottom: -1px;
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border-bottom-right-radius: 0;
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border-bottom-left-radius: 0;
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}
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.form-signin input[type="password"] {
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margin-bottom: 10px;
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border-top-left-radius: 0;
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328
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border-top-right-radius: 0;
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330
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331
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}
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332
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+
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333
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</style>
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334
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335
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</head>
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336
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337
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338
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339
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<body>
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340
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341
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+
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342
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+
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343
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<div class="container">
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344
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345
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+
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346
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+
|
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347
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<?php if (isset($err)) : ?>
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348
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+
|
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349
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+
<div class="alert alert-danger">
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350
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+
|
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351
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<p>
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352
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+
|
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353
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<?= h($err); ?>
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+
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355
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</p>
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356
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+
|
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357
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</div>
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358
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359
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<?php endif; ?>
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360
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+
|
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361
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+
|
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362
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+
|
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363
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+
<form class="form-signin" method="post">
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364
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+
|
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365
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+
<h2 class="form-signin-heading">Please sign in</h2>
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366
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+
|
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367
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+
|
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368
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+
|
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369
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<label for="inputEmail" class="sr-only">
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370
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+
|
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371
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+
Email address
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372
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+
|
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373
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</label>
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374
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+
|
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375
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+
<input type="email" name="email" id="inputEmail" class="form-control" placeholder="Email address" autofocus>
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376
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+
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377
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+
|
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378
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+
|
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379
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<label for="inputPassword" class="sr-only">
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380
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+
|
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381
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Password
|
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382
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+
|
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383
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</label>
|
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384
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+
|
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385
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+
<input type="password" name="password" id="inputPassword" class="form-control" placeholder="Password">
|
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386
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+
|
|
387
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+
|
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388
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+
|
|
389
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<button class="btn btn-lg btn-primary btn-block" type="submit">
|
|
390
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+
|
|
391
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Sign in
|
|
392
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+
|
|
393
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</button>
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|
394
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+
|
|
395
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+
</form>
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|
396
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+
|
|
397
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+
|
|
398
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+
|
|
399
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+
</div> <!-- /container -->
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|
400
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+
|
|
401
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+
</body>
|
|
402
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+
|
|
403
|
+
</html>
|
|
404
|
+
|
|
405
|
+
```
|
|
406
|
+
|
|
407
|
+
|
|
408
|
+
|
|
409
|
+
##top.php
|
|
410
|
+
|
|
411
|
+
|
|
412
|
+
|
|
413
|
+
```php
|
|
414
|
+
|
|
415
|
+
<?php
|
|
416
|
+
|
|
417
|
+
/**
|
|
418
|
+
|
|
419
|
+
* top.php
|
|
420
|
+
|
|
421
|
+
*/
|
|
422
|
+
|
|
423
|
+
ini_set('display_errors', true);
|
|
424
|
+
|
|
425
|
+
error_reporting(E_ALL);
|
|
426
|
+
|
|
427
|
+
|
|
428
|
+
|
|
429
|
+
session_start();
|
|
430
|
+
|
|
431
|
+
|
|
432
|
+
|
|
433
|
+
/**
|
|
434
|
+
|
|
435
|
+
* htmlspecialchars
|
|
436
|
+
|
|
437
|
+
*/
|
|
438
|
+
|
|
439
|
+
function h($string)
|
|
440
|
+
|
|
441
|
+
{
|
|
442
|
+
|
|
443
|
+
return htmlspecialchars($string, ENT_QUOTES, 'utf-8');
|
|
444
|
+
|
|
445
|
+
}
|
|
446
|
+
|
|
447
|
+
|
|
448
|
+
|
|
449
|
+
/**
|
|
450
|
+
|
|
451
|
+
* check_login
|
|
452
|
+
|
|
453
|
+
*/
|
|
454
|
+
|
|
455
|
+
function check_login()
|
|
456
|
+
|
|
457
|
+
{
|
|
458
|
+
|
|
459
|
+
$res = (isset($_SESSION['login_user']) && $_SESSION['login_user'] != NULL);
|
|
460
|
+
|
|
461
|
+
if (!$res) {
|
|
462
|
+
|
|
463
|
+
header('Location: index.php');
|
|
464
|
+
|
|
465
|
+
}
|
|
466
|
+
|
|
467
|
+
}
|
|
468
|
+
|
|
469
|
+
|
|
470
|
+
|
|
471
|
+
check_login();
|
|
472
|
+
|
|
473
|
+
?>
|
|
474
|
+
|
|
475
|
+
<!DOCTYPE HTML>
|
|
476
|
+
|
|
477
|
+
<html lang="ja">
|
|
478
|
+
|
|
479
|
+
<head>
|
|
480
|
+
|
|
481
|
+
<meta charset="UTF-8">
|
|
482
|
+
|
|
483
|
+
<title></title>
|
|
484
|
+
|
|
485
|
+
</head>
|
|
486
|
+
|
|
487
|
+
<body>
|
|
488
|
+
|
|
489
|
+
<?= h($_SESSION['login_user']['email']); ?>
|
|
490
|
+
|
|
491
|
+
</body>
|
|
492
|
+
|
|
493
|
+
</html>
|
|
494
|
+
|
|
495
|
+
```
|