feat: add indonesian language (#842)

feat: add first and last names to the user profile feat: enable IPv6 environments by configuring a dual-stack listen in nginx feat: add new currency feat: add button to auto fill the next payment date fix: vulnerability on test webhook endpoint
2026-02-05 13:28:30 -06:00 · 2025-06-08 18:52:21 +02:00
parent 2e74c4bcb7
commit 48db4e300d
39 changed files with 195 additions and 22 deletions
--- a/endpoints/notifications/savegotifynotifications.php
+++ b/endpoints/notifications/savegotifynotifications.php
@@ -27,6 +27,19 @@ if ($_SERVER["REQUEST_METHOD"] === "POST") {
        $token = $data["token"];
        $ignore_ssl = $data["ignore_ssl"];

+        // Validate URL scheme
+        $parsedUrl = parse_url($url);
+        if (
+            !isset($parsedUrl['scheme']) ||
+            !in_array(strtolower($parsedUrl['scheme']), ['http', 'https']) ||
+            !filter_var($url, FILTER_VALIDATE_URL)
+        ) {
+            die(json_encode([
+                "success" => false,
+                "message" => translate("error", $i18n)
+            ]));
+        }
+
        $query = "SELECT COUNT(*) FROM gotify_notifications WHERE user_id = :userId";
        $stmt = $db->prepare($query);
        $stmt->bindParam(":userId", $userId, SQLITE3_INTEGER);
--- a/endpoints/notifications/saventfynotifications.php
+++ b/endpoints/notifications/saventfynotifications.php
@@ -29,6 +29,20 @@ if ($_SERVER["REQUEST_METHOD"] === "POST") {
        $headers = $data["headers"];
        $ignore_ssl = $data["ignore_ssl"];

+        $url = rtrim($host, '/') . '/' . ltrim($topic, '/');
+        // Validate URL scheme
+        $parsedUrl = parse_url($url);
+        if (
+            !isset($parsedUrl['scheme']) ||
+            !in_array(strtolower($parsedUrl['scheme']), ['http', 'https']) ||
+            !filter_var($url, FILTER_VALIDATE_URL)
+        ) {
+            die(json_encode([
+                "success" => false,
+                "message" => translate("error", $i18n)
+            ]));
+        }
+
        $query = "SELECT COUNT(*) FROM ntfy_notifications WHERE user_id = :userId";
        $stmt = $db->prepare($query);
        $stmt->bindParam(":userId", $userId, SQLITE3_INTEGER);
--- a/endpoints/notifications/savewebhooknotifications.php
+++ b/endpoints/notifications/savewebhooknotifications.php
@@ -28,6 +28,19 @@ if ($_SERVER["REQUEST_METHOD"] === "POST") {
        $cancelation_payload = $data["cancelation_payload"];
        $ignore_ssl = $data["ignore_ssl"];

+        // Validate URL scheme
+        $parsedUrl = parse_url($url);
+        if (
+            !isset($parsedUrl['scheme']) ||
+            !in_array(strtolower($parsedUrl['scheme']), ['http', 'https']) ||
+            !filter_var($url, FILTER_VALIDATE_URL)
+        ) {
+            die(json_encode([
+                "success" => false,
+                "message" => translate("error", $i18n)
+            ]));
+        }
+
        $query = "SELECT COUNT(*) FROM webhook_notifications WHERE user_id = :userId";
        $stmt = $db->prepare($query);
        $stmt->bindParam(":userId", $userId, SQLITE3_INTEGER);
--- a/endpoints/notifications/testdiscordnotifications.php
+++ b/endpoints/notifications/testdiscordnotifications.php
@@ -30,6 +30,19 @@ if ($_SERVER["REQUEST_METHOD"] === "POST") {
        $bot_username = $data["bot_username"];
        $bot_avatar_url = $data["bot_avatar"];

+        // Validate URL scheme
+        $parsedUrl = parse_url($webhook_url);
+        if (
+            !isset($parsedUrl['scheme']) ||
+            !in_array(strtolower($parsedUrl['scheme']), ['http', 'https']) ||
+            !filter_var($webhook_url, FILTER_VALIDATE_URL)
+        ) {
+            die(json_encode([
+                "success" => false,
+                "message" => translate("error", $i18n)
+            ]));
+        }
+
        $postfields = [
            'content' => $message,
            'embeds' => [
--- a/endpoints/notifications/testgotifynotifications.php
+++ b/endpoints/notifications/testgotifynotifications.php
@@ -31,6 +31,19 @@ if ($_SERVER["REQUEST_METHOD"] === "POST") {
        $token = $data["token"];
        $ignore_ssl = $data["ignore_ssl"];

+        // Validate URL scheme
+        $parsedUrl = parse_url($url);
+        if (
+            !isset($parsedUrl['scheme']) ||
+            !in_array(strtolower($parsedUrl['scheme']), ['http', 'https']) ||
+            !filter_var($url, FILTER_VALIDATE_URL)
+        ) {
+            die(json_encode([
+                "success" => false,
+                "message" => translate("error", $i18n)
+            ]));
+        }
+
        $ch = curl_init();

        // Set the URL and other options
--- a/endpoints/notifications/testntfynotifications.php
+++ b/endpoints/notifications/testntfynotifications.php
@@ -33,9 +33,22 @@ if ($_SERVER["REQUEST_METHOD"] === "POST") {
            return "$key: $value";
        }, array_keys($headers), $headers);

-        $url = "$host/$topic";
+        $url = rtrim($host, '/') . '/' . ltrim($topic, '/');
        $ignore_ssl = $data["ignore_ssl"];

+        // Validate URL scheme
+        $parsedUrl = parse_url($url);
+        if (
+            !isset($parsedUrl['scheme']) ||
+            !in_array(strtolower($parsedUrl['scheme']), ['http', 'https']) ||
+            !filter_var($url, FILTER_VALIDATE_URL)
+        ) {
+            die(json_encode([
+                "success" => false,
+                "message" => translate("error", $i18n)
+            ]));
+        }
+
        // Set the message parameters
        $message = translate('test_notification', $i18n);

--- a/endpoints/notifications/testwebhooknotifications.php
+++ b/endpoints/notifications/testwebhooknotifications.php
@@ -42,6 +42,19 @@ if ($_SERVER["REQUEST_METHOD"] === "POST") {
        $url = $data["url"];
        $payload = $data["payload"];

+        // Validate URL scheme
+        $parsedUrl = parse_url($url);
+        if (
+            !isset($parsedUrl['scheme']) ||
+            !in_array(strtolower($parsedUrl['scheme']), ['http', 'https']) ||
+            !filter_var($url, FILTER_VALIDATE_URL)
+        ) {
+            die(json_encode([
+                "success" => false,
+                "message" => translate("error", $i18n)
+            ]));
+        }
+
        // Replace placeholders in the payload with fake subscription data
        foreach ($fakeSubscription as $key => $value) {
            $placeholder = "{{" . $key . "}}";
--- a/endpoints/user/save_user.php
+++ b/endpoints/user/save_user.php
@@ -198,8 +198,8 @@ function resizeAndUploadAvatar($uploadedFile, $uploadDir, $name)

 if (
    isset($_SESSION['username']) 
-    && isset($_POST['firstname']) && $_POST['firstname'] !== ""
-    && isset($_POST['lastname']) && $_POST['lastname'] !== ""
+    && isset($_POST['firstname'])
+    && isset($_POST['lastname'])
    && isset($_POST['email']) && $_POST['email'] !== ""
    && isset($_POST['avatar']) && $_POST['avatar'] !== ""
    && isset($_POST['main_currency']) && $_POST['main_currency'] !== ""
--- a/includes/header.php
+++ b/includes/header.php
@@ -163,7 +163,7 @@ $mobileNavigation = $settings['mobile_nav'] ? "mobile-navigation" : "";
        <div class="dropdown">
          <button class="dropbtn" onClick="toggleDropdown()">
            <img src="<?= htmlspecialchars($userData['avatar'], ENT_QUOTES, 'UTF-8') ?>" alt="me" id="avatar">
-            <span id="user" class="mobileNavigationHideOnMobile"><?= $userData['firstname'] ?></span>
+            <span id="user" class="mobileNavigationHideOnMobile"><?= $userData['username'] ?></span>
          </button>
          <div class="dropdown-content">
            <a href="profile.php" class="mobileNavigationHideOnMobile">
--- a/includes/i18n/cs.php
+++ b/includes/i18n/cs.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Žádné odpovídající předplatné",
    "clone" => "Klonovat",
    "renew" => "Obnovit",
+    "calculate_next_payment_date" => "Vypočítat datum další platby",
    // Subscription form
    "add_subscription" => "Přidat předplatné",
    "edit_subscription" => "Upravit předplatné",
--- a/includes/i18n/da.php
+++ b/includes/i18n/da.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Ingen matchende abonnementer",
    "clone" => "Klon",
    "renew" => "Forny",
+    "calculate_next_payment_date" => "Beregn næste betalingsdato",
    // Subscription form
    "add_subscription" => "Tilføj abonnement",
    "edit_subscription" => "Rediger abonnement",
--- a/includes/i18n/de.php
+++ b/includes/i18n/de.php
@@ -79,7 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Keine passenden Abonnements gefunden",
    "clone" => "Klonen",
    "renew" => "Verlängern",
-    "autofill_next_payment" => "Nächste Zahlung automatisch ausfüllen anhand von Startdatum und Interval",
+    "calculate_next_payment_date" => "Berechne nächstes Zahlungsdatum",
    // Subscription form
    "add_subscription" => "Abonnement hinzufügen",
    "edit_subscription" => "Abonnement editieren",
--- a/includes/i18n/el.php
+++ b/includes/i18n/el.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Δεν υπάρχουν συνδρομές που ταιριάζουν με τα φίλτρα σου",
    "clone" => "Κλώνος",
    "renew" => "Ανανέωση",
+    "calculate_next_payment_date" => "Υπολογισμός ημερομηνίας επόμενης πληρωμής",
    // Subscription form
    "add_subscription" => "Προσθήκη συνδρομής",
    "edit_subscription" => "Επεξεργασία συνδρομής",
--- a/includes/i18n/en.php
+++ b/includes/i18n/en.php
@@ -79,7 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "No matching subscriptions",
    "clone" => "Clone",
    "renew" => "Renew",
-    "autofill_next_payment" => "Autofill Next Payment by Interval and Start Date",
+    "calculate_next_payment_date" => "Calculate Next Payment Date",
    // Subscription form
    "add_subscription" => "Add subscription",
    "edit_subscription" => "Edit subscription",
--- a/includes/i18n/es.php
+++ b/includes/i18n/es.php
@@ -6,7 +6,7 @@ $i18n = [
    "username" => "Nombre de Usuario",
    "password" => "Contraseña",
    "email" => "Correo Electrónico",
-    "firstname" => "Nombre de pila",
+    "firstname" => "Nombre",
    "lastname" => "Apellido",
    "confirm_password" => "Confirmar Contraseña",
    "main_currency" => "Moneda Principal",
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "No hay suscripciones que coincidan con los filtros",
    "clone" => "Clonar",
    "renew" => "Renovar",
+    "calculate_next_payment_date" => "Calcular Fecha del Próximo Pago",
    // Subscription form
    "add_subscription" => "Añadir suscripción",
    "edit_subscription" => "Editar suscripción",
--- a/includes/i18n/fr.php
+++ b/includes/i18n/fr.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Aucun abonnement ne correspond à vos critères de recherche",
    "clone" => "Cloner",
    "renew" => "Renouveler",
+    "calculate_next_payment_date" => "Calculer la date du prochain paiement",
    // Formulaire d'abonnement
    "add_subscription" => "Ajouter un abonnement",
    "edit_subscription" => "Modifier l'abonnement",
--- a/includes/i18n/id.php
+++ b/includes/i18n/id.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Tidak ada langganan yang cocok",
    "clone" => "Duplikat",
    "renew" => "Perpanjang",
+    "calculate_next_payment_date" => "Hitung Tanggal Pembayaran Berikutnya",
    // Subscription form
    "add_subscription" => "Tambahkan langganan",
    "edit_subscription" => "Edit langganan",
--- a/includes/i18n/it.php
+++ b/includes/i18n/it.php
@@ -83,6 +83,7 @@ $i18n = [
    "no_matching_subscriptions" => 'Nessun abbonamento corrispondente',
    "clone" => "Clona",
    "renew" => "Rinnova",
+    "calculate_next_payment_date" => "Calcola la prossima data di pagamento",

    // Add/Edit Subscription
    "add_subscription" => 'Aggiungi abbonamento',
--- a/includes/i18n/jp.php
+++ b/includes/i18n/jp.php
@@ -6,7 +6,7 @@ $i18n = [
    "username" => "ユーザー名",
    "password" => "パスワード",
    "email" => "メール",
-    "firstname" => "ファーストネーム",
+    "firstname" => "名",
    "lastname" => "苗字",
    "confirm_password" => "パスワードの確認",
    "main_currency" => "主要通貨",
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "一致する定期購入がありません",
    "clone" => "複製",
    "renew" => "更新",
+    "calculate_next_payment_date" => "次回支払い日を計算",
    // Subscription form
    "add_subscription" => "定期購入の追加",
    "edit_subscription" => "定期購入の編集",
--- a/includes/i18n/ko.php
+++ b/includes/i18n/ko.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "해당하는 구독이 없습니다.",
    "clone" => "복제",
    "renew" => "갱신",
+    "calculate_next_payment_date" => "다음 결제일 계산",
    // Subscription form
    "add_subscription" => "구독 추가",
    "edit_subscription" => "구독 편집",
--- a/includes/i18n/nl.php
+++ b/includes/i18n/nl.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Geen overeenkomende abonnementen",
    "clone" => "Klonen",
    "renew" => "Verlengen",
+    "calculate_next_payment_date" => "Bereken volgende betalingsdatum",
    // Subscription form
    "add_subscription" => "Abonnement toevoegen",
    "edit_subscription" => "Abonnement bewerken",
--- a/includes/i18n/pl.php
+++ b/includes/i18n/pl.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Brak pasujących subskrypcji",
    "clone" => "Klonuj",
    "renew" => "Odnów",
+    "calculate_next_payment_date" => "Oblicz datę następnej płatności",
    // Subscription form
    "add_subscription" => "Dodaj subskrypcję",
    "edit_subscription" => "Edytuj subskrypcję",
--- a/includes/i18n/pt.php
+++ b/includes/i18n/pt.php
@@ -7,7 +7,7 @@ $i18n = [
    "password" => "Password",
    "email" => "Email",
    "firstname" => "Nome próprio",
-    "lastname" => "Último nome",
+    "lastname" => "Apelido",
    "confirm_password" => "Confirmar Password",
    "main_currency" => "Moeda Principal",
    "language" => "Linguagem",
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Sem subscrições correspondentes",
    "clone" => "Clonar",
    "renew" => "Renovar",
+    "calculate_next_payment_date" => "Calcular Próxima Data de Pagamento",
    // Subscription form
    "add_subscription" => "Adicionar subscrição",
    "edit_subscription" => "Modificar subscrição",
--- a/includes/i18n/pt_br.php
+++ b/includes/i18n/pt_br.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Nenhuma assinatura encontrada",
    "clone" => "Clonar",
    "renew" => "Renovar",
+    "calculate_next_payment_date" => "Calcular próxima data de pagamento",
    // Subscription form
    "add_subscription" => "Adicionar assinatura",
    "edit_subscription" => "Editar assinatura",
--- a/includes/i18n/ru.php
+++ b/includes/i18n/ru.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Нет подходящих подписок",
    "clone" => "Клонировать",
    "renew" => "Продлить",
+    "calculate_next_payment_date" => "Рассчитать дату следующего платежа",
    // Subscription form
    "add_subscription" => "Добавить подписку",
    "edit_subscription" => "Изменить подписку",
--- a/includes/i18n/sl.php
+++ b/includes/i18n/sl.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Ni ustreznih naročnin",
    "clone" => "Klon",
    "renew" => "Obnovi",
+    "calculate_next_payment_date" => "Izračunaj datum naslednjega plačila",
    // Subscription form
    "add_subscription" => "Dodaj naročnino",
    "edit_subscription" => "Uredi naročnino",
--- a/includes/i18n/sr.php
+++ b/includes/i18n/sr.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Нема подударајућих претплата",
    "clone" => "Клонирај",
    "renew" => "Обнови",
+    "calculate_next_payment_date" => "Израчунајте датум следеће уплате",
    // Форма за претплату
    "add_subscription" => "Додај претплату",
    "edit_subscription" => "Уреди претплату",
--- a/includes/i18n/sr_lat.php
+++ b/includes/i18n/sr_lat.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Nema podudarajućih pretplata",
    "clone" => "Kloniraj",
    "renew" => "Obnovi",
+    "calculate_next_payment_date" => "Izračunaj datum sledeće uplate",
    // Forma za pretplatu
    "add_subscription" => "Dodaj pretplatu",
    "edit_subscription" => "Uredi pretplatu",
--- a/includes/i18n/tr.php
+++ b/includes/i18n/tr.php
@@ -6,7 +6,7 @@ $i18n = [
    "username" => "Kullanıcı Adı",
    "password" => "Şifre",
    "email" => "E-posta",
-    "firstname" => "İlk adı",
+    "firstname" => "Ad",
    "lastname" => "Soy isim",
    "confirm_password" => "Şifreyi Onayla",
    "main_currency" => "Ana Para Birimi",
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Eşleşen abonelik bulunamadı",
    "clone" => "Kopyala",
    "renew" => "Yenile",
+    "calculate_next_payment_date" => "Sonraki ödeme tarihini hesapla",
    // Subscription form
    "add_subscription" => "Abonelik ekle",
    "edit_subscription" => "Aboneliği düzenle",
--- a/includes/i18n/uk.php
+++ b/includes/i18n/uk.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Немає відповідних підписок",
    "clone" => "Клонувати",
    "renew" => "Продовжити",
+    "calculate_next_payment_date" => "Розрахувати дату наступного платежу",
    // Subscription form
    "add_subscription" => "Додати підписку",
    "edit_subscription" => "Змінити підписку",
--- a/includes/i18n/vi.php
+++ b/includes/i18n/vi.php
@@ -6,7 +6,7 @@ $i18n = [
    "username" => "Tên người dùng",
    "password" => "Mật khẩu",
    "email" => "Email",
-    "firstname" => "Tên đầu tiên",
+    "firstname" => "Tên",
    "lastname" => "Họ",
    "confirm_password" => "Xác nhận mật khẩu",
    "main_currency" => "Tiền tệ chính",
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "Không có đăng ký phù hợp",
    "clone" => "Nhân bản",
    "renew" => "Gia hạn",
+    "calculate_next_payment_date" => "Tính toán ngày thanh toán tiếp theo",
    // Subscription form
    "add_subscription" => "Thêm đăng ký",
    "edit_subscription" => "Chỉnh sửa đăng ký",
--- a/includes/i18n/zh_cn.php
+++ b/includes/i18n/zh_cn.php
@@ -83,6 +83,7 @@ $i18n = [
    "no_matching_subscriptions" => "没有匹配的订阅",
    "clone" => "克隆",
    "renew" => "续订",
+    "calculate_next_payment_date" => "计算下次支付日期",

    // 订阅表单
    "add_subscription" => "添加订阅",
--- a/includes/i18n/zh_tw.php
+++ b/includes/i18n/zh_tw.php
@@ -79,6 +79,7 @@ $i18n = [
    "no_matching_subscriptions" => "沒有符合的訂閱服務",
    "clone" => "複製",
    "renew" => "續訂",
+    "calculate_next_payment_date" => "計算下次付款日期",
    // 訂閱表單
    "add_subscription" => "新增訂閱服務",
    "edit_subscription" => "編輯訂閱服務",
--- a/includes/version.php
+++ b/includes/version.php
@@ -1,3 +1,3 @@
 <?php
-$version = "v3.1.1";
+$version = "v3.2.0";
 ?>
--- a/index.php
+++ b/index.php
@@ -387,12 +387,21 @@ $headerClass = count($subscriptions) > 0 ? "main-actions" : "main-actions hidden
          <label for="start_date"><?= translate('start_date', $i18n) ?></label>
          <input type="date" id="start_date" name="start_date">
        </div>
-      <div id="autofill-next-payment-button" class="image-button medium disabled autofill-next-payment-button" title="<?= translate('autofill_next_payment', $i18n) ?>" onClick="autoFillNextPaymentDate()">
-        <i class="fa-solid fa-wand-magic-sparkles"></i>
-      </div>
+        <button type="button" id="autofill-next-payment-button" class="button secondary-button autofill-next-payment hideOnMobile"
+          title="<?= translate('calculate_next_payment_date', $i18n) ?>" onClick="autoFillNextPaymentDate(event)">
+          <i class="fa-solid fa-wand-magic-sparkles"></i>
+        </button>
        <div class="split50">
-          <label for="next_payment"><?= translate('next_payment', $i18n) ?></label>
-          <input type="date" id="next_payment" name="next_payment" required>
+          <label for="next_payment" class="split-label">
+            <?= translate('next_payment', $i18n) ?>
+            <div id="autofill-next-payment-button" class="autofill-next-payment hideOnDesktop"
+              title="<?= translate('calculate_next_payment_date', $i18n) ?>" onClick="autoFillNextPaymentDate(event)">
+              <i class="fa-solid fa-wand-magic-sparkles"></i>
+            </div>
+          </label>
+          <div>
+            <input type="date" id="next_payment" name="next_payment" required>
+          </div>
        </div>
      </div>
    </div>
--- a/registration.php
+++ b/registration.php
@@ -358,11 +358,11 @@ if (isset($_POST['username'])) {
                </div>
                <div class="form-group">
                    <label for="firstname"><?= translate('firstname', $i18n) ?>:</label>
-                    <input type="text" id="firstname" name="firstname" required>
+                    <input type="text" id="firstname" name="firstname">
                </div>
                <div class="form-group">
                    <label for="lastname"><?= translate('lastname', $i18n) ?>:</label>
-                    <input type="text" id="lastname" name="lastname" required>
+                    <input type="text" id="lastname" name="lastname">
                </div>
                <div class="form-group">
                    <label for="email"><?= translate('email', $i18n) ?>:</label>
@@ -456,6 +456,12 @@ if (isset($_POST['username'])) {
                        accept=".zip">
                </div>
                <?php
+            } else {
+                ?>
+                <div class="separator">
+                    <input id="goToLoginButton" type="button" class="secondary-button" value="<?= translate('login', $i18n) ?>">
+                </div>
+                <?php
            }
            ?>
        </section>
--- a/scripts/dashboard.js
+++ b/scripts/dashboard.js
@@ -799,11 +799,18 @@ function swipeHintAnimation() {
  }
 }

-function autoFillNextPaymentDate() {
+function autoFillNextPaymentDate(e) {
+  e.preventDefault();
  const frequencySelect = document.querySelector("#frequency");
  const cycleSelect = document.querySelector("#cycle"); 
  const startDate = document.querySelector("#start_date");
  const nextPayment = document.querySelector("#next_payment"); 
+
+  // Do nothing if frequency, cycle, or start date is not set
+  if (!frequencySelect.value || !cycleSelect.value || !startDate.value || isNaN(Date.parse(startDate.value))) {
+    console.log(frequencySelect.value, cycleSelect.value, startDate.value);
+    return;
+  }
  
  const today = new Date();  
  const cycle = cycleSelect.value;
--- a/scripts/registration.js
+++ b/scripts/registration.js
@@ -176,9 +176,19 @@ function checkThemeNeedsUpdate() {
  }
 }

+function enableGoToLoginButton() {
+  const goToLoginButton = document.getElementById('goToLoginButton');
+  if (goToLoginButton) {
+    goToLoginButton.addEventListener('click', function () {
+      window.location.href = 'login.php';
+    });
+  }
+}
+
 window.onload = function () {
  restoreFormFields();
  removeFromStorage();
  runDatabaseMigration();
  checkThemeNeedsUpdate();
+  enableGoToLoginButton();
 };
--- a/styles/styles.css
+++ b/styles/styles.css
@@ -1280,6 +1280,12 @@ label {
  cursor: pointer;
 }

+label.split-label {
+  display: flex;
+  flex-direction: row;
+  justify-content: space-between;
+}
+
 input {
  box-sizing: border-box;
 }
@@ -2832,6 +2838,27 @@ input[type="radio"]:checked+label::after {
  }
 }

-.autofill-next-payment-button {
-  margin-top: 20px;
+.button.autofill-next-payment {
+    padding: 15px 15px !important;
+    margin-top: 22px;
+}
+
+.autofill-next-payment {
+  color: var(--main-color);
+  cursor: pointer;
+}
+
+.autofill-next-payment.hideOnDesktop {
+  display: none;
+}
+
+@media (max-width: 768px) {
+  .button.autofill-next-payment.hideOnMobile {
+    display: none !important;
+  }
+
+
+  .autofill-next-payment.hideOnDesktop {
+    display: block;
+  }
 }