50 lines
1.7 KiB
PHP
Executable File
50 lines
1.7 KiB
PHP
Executable File
<?php
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session_start();
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require_once 'db.php';
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require_once 'activity_logger.php';
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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// CSRF token validation
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if (!isset($_POST['csrf_token']) || !isset($_SESSION['csrf_token']) || $_POST['csrf_token'] !== $_SESSION['csrf_token']) {
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header('Location: ../login.php?error=csrf_error');
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exit();
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}
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// Unset the token so it can't be used again
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// unset($_SESSION['csrf_token']); // Keep token for re-attempts on failed login
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if (!isset($_POST['username']) || !isset($_POST['password'])) {
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header('Location: ../login.php?error=missing_fields');
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exit();
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}
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$username = $_POST['username'];
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$password = $_POST['password'];
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try {
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$stmt = $pdo->prepare("SELECT * FROM users WHERE username = ?");
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$stmt->execute([$username]);
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$user = $stmt->fetch();
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if ($user && password_verify($password, $user['password'])) {
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$_SESSION['user_id'] = $user['id'];
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$_SESSION['username'] = $user['username'];
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$_SESSION['role'] = $user['role'];
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session_regenerate_id(true);
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log_activity($user['id'], 'User Login', 'User ' . $user['username'] . ' logged in.');
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session_write_close();
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header('Location: ../index.php');
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exit();
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} else {
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header('Location: ../login.php?error=invalid_credentials');
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exit();
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}
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} catch (PDOException $e) {
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// Log the error instead of showing it to the user
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error_log('Authentication error: ' . $e->getMessage());
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header('Location: ../login.php?error=db_error');
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exit();
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}
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}
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?>
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