DB接続できない（php、mysql）
解決したいこと
DB接続ができずに掲示板のユーザー名やパスワードなどのデータをDBに保存できない
例）
PHP,HTML,CSS,Docker,Smartyを使用しています。
解決方法を教えて下さい。
docker-compose.yml
services:
app:
build:
context: ./docker/php
dockerfile: Dockerfile
volumes:
- ./application/docroot:/var/www/html
- ./application/private:/var/www/private
ports:
- "8080:80"
depends_on:
- db
db:
build:
context: ./docker/mysql
dockerfile: Dockerfile
volumes:
- ./docker/mysql/data:/var/lib/mysql
ports:
- "3306:3306"
environment:
- MYSQL_ROOT_PASSWORD=pass
login.php
require_once '../private/common.php';
require_once '../private/smarty/smarty.php';
$smarty = getSmarty::getSmarty();
$smarty->display('login.tpl');
login_c.php
require_once '../private/common.php';
require_once '../private/smarty/smarty.php';
header('Location: thread_index.php');
$smarty = getSmarty::getSmarty();
$userEmail = isset($_POST['email']) ? $_POST['email'] : '';
$userPassword = isset($_POST['password']) ? $_POST['password'] : '';
if (empty($userEmail)) {
echo $emailAlert = "<script type='text/javascript'>alert('メールアドレスを入力してください。');</script>";
echo '<a href="login.php">戻る</a>';
} else if (empty($userPassword)){
echo $pwAlert = "<script type='text/javascript'>alert('パスワードを入力してください。');</script><br />";
echo '<a href="login.php">戻る</a>';
}
//DB接続
$mysqli = dbProcess::getConnection();
//DBからデータを取得
$userAccess = dbProcess::getUser($mysqli);
//DBとの接続を解除
$mysqli->close();
if (is_null($userAccess)) {
echo $loginAlert = "<script type='text/javascript'>alert('メールアドレスまたはパスワードが正しくありません。');</script><br />";
echo '<a href="login.php">戻る</a>';
} else {
session_start();
$_SESSION['userInfo'] = $userAccess;
}
common.php
if ( !defined('INCLUDES_DIR') ) {
define( 'INCLUDES_DIR', dirname(__FILE__) );
}
class dbProcess
{
public static function getConnection()
{
// データベース接続処理する
$mysqli = new mysqli('db','root','pass','keijiban_db');
if($mysqli->connect_error){
echo $mysqli->connect_error;
}
$mysqli->set_charset("utf8");
return $mysqli;
}
public static function setUser($mysqli)
{
//登録するデータを用意
$email = $_POST['signup_email'];
$password = $_POST['signup_password'];
$user_name = $_POST['signup_user_name'];
// クエリ実行
$query = "INSERT INTO users (email, password , user_name) VALUES (?, ?, ?)";
// プリペアドステートメントの用意
$stmt = $mysqli->prepare($query);
// 登録するデータをセット
$stmt->bind_param('sss', $email, $password, $user_name);
// 登録実行
$stmt->execute();
return $mysqli;
}
public static function getUser($mysqli)
{
$email = $_POST['email'];
$password = $_POST['password'];
$stmt = $mysqli->prepare('SELECT email, user_name FROM users WHERE email = ? AND password = ? ');
$stmt->bind_param('ss', $email, $password);
$stmt->execute();
//結果を取得
$result = $stmt->get_result();
$userAccess = null;
if ($user = $result->fetch_array(MYSQLI_ASSOC)) {
$userAccess = $user;
}
return $userAccess;
}
smarty.php
require_once 'libs/Smarty.class.php';
class getSmarty {
public static function getSmarty()
{
$smarty = new Smarty();
$smarty->template_dir = INCLUDES_DIR . "/smarty/templates/";
$smarty->compile_dir =INCLUDES_DIR . "/smarty/templates_c/";
return $smarty;
}
}
sign_up.php
require_once '../private/common.php';
require_once '../private/smarty/smarty.php';
$smarty = getSmarty::getSmarty();
$smarty->display('signup.tpl');
sign_up_c.php
require_once '../private/common.php';
require_once '../private/smarty/smarty.php';
require_once '../private/validation.php';
$smarty = getSmarty::getSmarty();
$userEmail = $_POST['signup_email'];
$userPassword = $_POST['signup_password'];
$userName = $_POST['signup_user_name'];
$confirmPassword = $_POST['password_cf'];
$signupValidation = Validation::signupCheck($userEmail);
if (!empty($userEmail && $userPassword && $userName && $confirmPassword) && ($userPassword == $confirmPassword) && count($signupValidation) == 0) {
$mysqli = dbProcess::getConnection();
$setUser = dbProcess::setUser($mysqli);
$mysqli->close();
} else if (count($signupValidation) > 0) {
$smarty->assign('email_errors', $signupValidation['email']);
$smarty->assign('password_errors', $signupValidation['password']);
$smarty->assign('username_errors', $signupValidation['username']);
} else if (empty($userEmail || $userPassword || $userName)) {
echo $signupAlert = "<script type='text/javascript'>alert('入力漏れがあります。もう一度ご確認ください。');</script><br />";
echo '<a href="signup.php">戻る</a>';
exit;
}
header('Location: ./login.php');
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