103 lines
3.4 KiB
PHP
103 lines
3.4 KiB
PHP
<?php
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header('Content-Type: application/json; charset=utf-8');
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// Vain POST-pyynnöt
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if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
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http_response_code(405);
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echo json_encode(['success' => false, 'error' => 'Virheellinen pyyntö']);
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exit;
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}
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// Rate limiting (yksinkertainen, IP-pohjainen)
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$rateLimitDir = __DIR__ . '/data';
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if (!is_dir($rateLimitDir)) {
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mkdir($rateLimitDir, 0755, true);
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}
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$ip = $_SERVER['REMOTE_ADDR'] ?? 'unknown';
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$rateLimitFile = $rateLimitDir . '/ratelimit_' . md5($ip) . '.txt';
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$now = time();
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if (file_exists($rateLimitFile)) {
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$lastSent = (int) file_get_contents($rateLimitFile);
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if ($now - $lastSent < 60) {
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http_response_code(429);
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echo json_encode(['success' => false, 'error' => 'Odota hetki ennen uutta lähetystä']);
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exit;
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}
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}
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// Honeypot-kenttä (botisuoja)
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if (!empty($_POST['website'])) {
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http_response_code(200);
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echo json_encode(['success' => true]);
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exit;
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}
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// Kentät
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$company = trim($_POST['company'] ?? '');
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$email = trim($_POST['email'] ?? '');
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$address = trim($_POST['address'] ?? '');
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$city = trim($_POST['city'] ?? '');
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$message = trim($_POST['message'] ?? '');
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// Validointi
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if (empty($company) || empty($email) || empty($address) || empty($city)) {
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http_response_code(400);
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echo json_encode(['success' => false, 'error' => 'Täytä kaikki pakolliset kentät']);
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exit;
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}
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if (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
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http_response_code(400);
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echo json_encode(['success' => false, 'error' => 'Tarkista sähköpostiosoite']);
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exit;
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}
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// Sanitointi
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$company = htmlspecialchars($company, ENT_QUOTES, 'UTF-8');
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$email = htmlspecialchars($email, ENT_QUOTES, 'UTF-8');
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$address = htmlspecialchars($address, ENT_QUOTES, 'UTF-8');
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$city = htmlspecialchars($city, ENT_QUOTES, 'UTF-8');
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$message = htmlspecialchars($message, ENT_QUOTES, 'UTF-8');
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// Sähköpostin sisältö
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$to = 'asiakaspalvelu@cuitunet.fi';
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$subject = "Saatavuuskysely: $company – $address, $city";
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$body = "Uusi saatavuuskysely cuitunet.fi-sivustolta\n";
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$body .= "=========================================\n\n";
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$body .= "Yritys: $company\n";
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$body .= "Sähköposti: $email\n";
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$body .= "Osoite: $address\n";
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$body .= "Kaupunki: $city\n";
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if (!empty($message)) {
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$body .= "Lisätiedot: $message\n";
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}
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$body .= "\n-----------------------------------------\n";
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$body .= "Lähetetty: " . date('d.m.Y H:i') . "\n";
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$body .= "IP: $ip\n";
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$headers = "From: sivusto@cuitunet.fi\r\n";
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$headers .= "Reply-To: $email\r\n";
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$headers .= "Content-Type: text/plain; charset=UTF-8\r\n";
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$headers .= "X-Mailer: Cuitunet-Web\r\n";
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// Lähetys
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error_log("cuitunet.fi send.php: Lähetetään posti osoitteeseen $to, aihe: $subject");
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$sent = @mail($to, $subject, $body, $headers);
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error_log("cuitunet.fi send.php: mail() palautti: " . ($sent ? 'true' : 'false') . ", error: " . error_get_last()['message'] ?? 'none');
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if ($sent) {
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// Tallenna rate limit
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file_put_contents($rateLimitFile, $now);
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// Tallenna kopio kyselyistä
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$logFile = $rateLimitDir . '/kyselyt.log';
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$logEntry = date('Y-m-d H:i:s') . " | $company | $email | $address, $city | $message\n";
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file_put_contents($logFile, $logEntry, FILE_APPEND | LOCK_EX);
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echo json_encode(['success' => true]);
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} else {
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http_response_code(500);
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echo json_encode(['success' => false, 'error' => 'Viestin lähetys epäonnistui. Yritä myöhemmin uudelleen.']);
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}
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