43 lines
947 B
PHP
43 lines
947 B
PHP
<?php
|
|
require_once __DIR__ . '/db.php';
|
|
|
|
function authStart(): void {
|
|
if (session_status() === PHP_SESSION_NONE) {
|
|
session_start();
|
|
}
|
|
}
|
|
|
|
function authCheck(): bool {
|
|
authStart();
|
|
return !empty($_SESSION['user_id']);
|
|
}
|
|
|
|
function authRequire(): void {
|
|
if (!authCheck()) {
|
|
header('Location: login.php');
|
|
exit;
|
|
}
|
|
}
|
|
|
|
function authLogin(string $username, string $password): bool {
|
|
$db = getDB();
|
|
$stmt = $db->prepare('SELECT id, password_hash FROM usuarios WHERE username = ?');
|
|
$stmt->execute([$username]);
|
|
$user = $stmt->fetch();
|
|
|
|
if ($user && password_verify($password, $user['password_hash'])) {
|
|
authStart();
|
|
session_regenerate_id(true);
|
|
$_SESSION['user_id'] = $user['id'];
|
|
$_SESSION['username'] = $username;
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
function authLogout(): void {
|
|
authStart();
|
|
$_SESSION = [];
|
|
session_destroy();
|
|
}
|